Mock Version: 2.15
Mock Version: 2.15
Mock Version: 2.15
ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --target riscv64 --nodeps /builddir/build/SPECS/thc-ipv6.spec'], chrootPath='/var/lib/mock/f40-build-749349-114272/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'C.UTF-8'}shell=Falselogger=<mockbuild.trace_decorator.getLog object at 0x3f7bf47370>timeout=1209600uid=991gid=135user='mockbuild'nspawn_args=[]unshare_net=TrueprintOutput=False)
Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --target riscv64 --nodeps /builddir/build/SPECS/thc-ipv6.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'C.UTF-8'} and shell False
Building target platforms: riscv64
Building for target riscv64
setting SOURCE_DATE_EPOCH=1689984000
Wrote: /builddir/build/SRPMS/thc-ipv6-3.8-4.fc40.src.rpm
Child return code was: 0
ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/thc-ipv6.spec'], chrootPath='/var/lib/mock/f40-build-749349-114272/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'C.UTF-8'}shell=Falselogger=<mockbuild.trace_decorator.getLog object at 0x3f7bf47370>timeout=1209600uid=991gid=135user='mockbuild'nspawn_args=[]unshare_net=TrueprintOutput=False)
Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/thc-ipv6.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'C.UTF-8'} and shell False
Building target platforms: riscv64
Building for target riscv64
setting SOURCE_DATE_EPOCH=1689984000
Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.2JlBbU
+ umask 022
+ cd /builddir/build/BUILD
+ cd /builddir/build/BUILD
+ rm -rf thc-ipv6-3.8
+ /usr/lib/rpm/rpmuncompress -x /builddir/build/SOURCES/thc-ipv6-3.8.tar.gz
+ STATUS=0
+ '[' 0 -ne 0 ']'
+ cd thc-ipv6-3.8
+ rm -rf /builddir/build/BUILD/thc-ipv6-3.8-SPECPARTS
+ /usr/bin/mkdir -p /builddir/build/BUILD/thc-ipv6-3.8-SPECPARTS
+ /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w .
+ /usr/lib/rpm/rpmuncompress /builddir/build/SOURCES/thc-ipv6-3.8-socket.patch
+ /usr/bin/patch -p1 -s --fuzz=0 --no-backup-if-mismatch -f
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.jC8oeg
+ umask 022
+ cd /builddir/build/BUILD
+ CFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer '
+ export CFLAGS
+ CXXFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer '
+ export CXXFLAGS
+ FFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer -I/usr/lib64/gfortran/modules '
+ export FFLAGS
+ FCFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer -I/usr/lib64/gfortran/modules '
+ export FCFLAGS
+ VALAFLAGS=-g
+ export VALAFLAGS
+ RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-Wl,-z,relro -Clink-arg=-Wl,-z,now -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn'
+ export RUSTFLAGS
+ LDFLAGS='-Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes '
+ export LDFLAGS
+ LT_SYS_LIBRARY_PATH=/usr/lib64:
+ export LT_SYS_LIBRARY_PATH
+ CC=gcc
+ export CC
+ CXX=g++
+ export CXX
+ cd thc-ipv6-3.8
+ /usr/bin/make -O -j4 V=1 VERBOSE=1 'CFLAGS=-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL' 'LDFLAGS=-Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto'
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o dnssecwalk dnssecwalk.c -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o dnsdict6 dnsdict6.c -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto -lpthread -lresolv
dnsdict6.c: In function ‘dnsquerycode’:
dnsdict6.c:371:33: warning: pointer targets in passing argument 4 of ‘res_query’ differ in signedness [-Wpointer-sign]
  371 |   res_query(dom, ns_c_in, type, vbuf, sizeof(vbuf));
      |                                 ^~~~
      |                                 |
      |                                 char *
In file included from dnsdict6.c:27:
/usr/include/resolv.h:197:52: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  197 | int             res_query (const char *, int, int, unsigned char *, int)
      |                                                    ^~~~~~~~~~~~~~~
dnsdict6.c: In function ‘main’:
dnsdict6.c:657:21: warning: unused variable ‘typ’ [-Wunused-variable]
  657 |   char              typ = 't', **sub_orig;
      |                     ^~~
dnsdict6.c: In function ‘threaded_resolve’:
dnsdict6.c:286:36: warning: ‘%s’ directive output may be truncated writing up to 255 bytes into a region of size 199 [-Wformat-truncation=]
  286 |     snprintf(dom, sizeof(dom), "%s.%s", list[i], domain);
      |                                    ^~            ~~~~~~
In file included from /usr/include/stdio.h:980,
                 from dnsdict6.c:14:
In function ‘snprintf’,
    inlined from ‘threaded_resolve’ at dnsdict6.c:286:5:
/usr/include/bits/stdio2.h:54:10: note: ‘__snprintf_chk’ output 2 or more bytes (assuming 257) into a destination of size 200
   54 |   return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   55 |                                    __glibc_objsize (__s), __fmt,
      |                                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   56 |                                    __va_arg_pack ());
      |                                    ~~~~~~~~~~~~~~~~~
dnsdict6.c: In function ‘threaded_resolve_srv’:
dnsdict6.c:396:39: warning: ‘%s’ directive output may be truncated writing up to 255 bytes into a region of size 198 [-Wformat-truncation=]
  396 |     snprintf(dom, sizeof(dom), "%s.%s.%s", list[i], type, domain);
      |                                       ^~                  ~~~~~~
In function ‘snprintf’,
    inlined from ‘threaded_resolve_srv’ at dnsdict6.c:396:5:
/usr/include/bits/stdio2.h:54:10: note: ‘__snprintf_chk’ output 3 or more bytes (assuming 258) into a destination of size 200
   54 |   return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   55 |                                    __glibc_objsize (__s), __fmt,
      |                                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   56 |                                    __va_arg_pack ());
      |                                    ~~~~~~~~~~~~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -c -o thc-ipv6-lib.o thc-ipv6-lib.c
thc-ipv6-lib.c: In function ‘thc_ipv6_dummymac’:
thc-ipv6-lib.c:118:10: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  118 |   return ptr;
      |          ^~~
thc-ipv6-lib.c: In function ‘thc_pcap_function’:
thc-ipv6-lib.c:140:61: warning: pointer targets in passing argument 4 of ‘pcap_dispatch’ differ in signedness [-Wpointer-sign]
  140 |     if (pcap_dispatch(pcap_link, 1, (pcap_handler)function, opt) < 0) return -3;
      |                                                             ^~~
      |                                                             |
      |                                                             char *
In file included from /usr/include/pcap.h:43,
                 from thc-ipv6-lib.c:45:
/usr/include/pcap/pcap.h:568:60: note: expected ‘u_char *’ {aka ‘unsigned char *’} but argument is of type ‘char *’
  568 | PCAP_API int    pcap_dispatch(pcap_t *, int, pcap_handler, u_char *);
      |                                                            ^~~~~~~~
thc-ipv6-lib.c: In function ‘thc_pcap_init_promisc’:
thc-ipv6-lib.c:180:44: warning: pointer targets in passing argument 3 of ‘pcap_compile’ differ in signedness [-Wpointer-sign]
  180 |   else if (pcap_compile(pcap_link, &fcode, capture, 1, 0) < 0)
      |                                            ^~~~~~~
      |                                            |
      |                                            unsigned char *
/usr/include/pcap/pcap.h:613:62: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  613 | PCAP_API int    pcap_compile(pcap_t *, struct bpf_program *, const char *, int,
      |                                                              ^~~~~~~~~~~~
thc-ipv6-lib.c: In function ‘thc_pcap_check’:
thc-ipv6-lib.c:189:62: warning: pointer targets in passing argument 4 of ‘pcap_dispatch’ differ in signedness [-Wpointer-sign]
  189 |   return pcap_dispatch(pcap_link, 1, (pcap_handler)function, opt);
      |                                                              ^~~
      |                                                              |
      |                                                              char *
/usr/include/pcap/pcap.h:568:60: note: expected ‘u_char *’ {aka ‘unsigned char *’} but argument is of type ‘char *’
  568 | PCAP_API int    pcap_dispatch(pcap_t *, int, pcap_handler, u_char *);
      |                                                            ^~~~~~~~
thc-ipv6-lib.c: In function ‘thc_notation2beauty’:
thc-ipv6-lib.c:203:31: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  203 |   if (ipv6[39] != 0 || strlen(ipv6) != 39) return;
      |                               ^~~~
      |                               |
      |                               unsigned char *
In file included from thc-ipv6-lib.c:14:
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:208:9: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  208 |     ptr = ipv6 + i * 4 + i;
      |         ^
thc-ipv6-lib.c:238:21: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  238 |     if (ipv6[strlen(ipv6) - 1] == '0' && ipv6[strlen(ipv6) - 2] == ':' &&
      |                     ^~~~
      |                     |
      |                     unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:238:54: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  238 |     if (ipv6[strlen(ipv6) - 1] == '0' && ipv6[strlen(ipv6) - 2] == ':' &&
      |                                                      ^~~~
      |                                                      |
      |                                                      unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:240:19: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  240 |       ipv6[strlen(ipv6) - 1] = 0;
      |                   ^~~~
      |                   |
      |                   unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:242:12: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  242 |     strcpy(ipv6, buf);
      |            ^~~~
      |            |
      |            unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from thc-ipv6-lib.c:13:
/usr/include/bits/string_fortified.h:77:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
thc-ipv6-lib.c: In function ‘thc_ipv62string’:
thc-ipv6-lib.c:269:10: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  269 |   return string;
      |          ^~~~~~
thc-ipv6-lib.c: In function ‘thc_ipv62notation’:
thc-ipv6-lib.c:315:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  315 |   if ((res = thc_ipv62string(ipv6)) == NULL) return NULL;
      |            ^
thc-ipv6-lib.c:316:29: warning: pointer targets in passing argument 1 of ‘thc_string2notation’ differ in signedness [-Wpointer-sign]
  316 |   ptr = thc_string2notation(res);
      |                             ^~~
      |                             |
      |                             char *
thc-ipv6-lib.c:292:51: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  292 | unsigned char *thc_string2notation(unsigned char *string) {
      |                                    ~~~~~~~~~~~~~~~^~~~~~
thc-ipv6-lib.c:316:7: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  316 |   ptr = thc_string2notation(res);
      |       ^
thc-ipv6-lib.c:318:10: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  318 |   return ptr;
      |          ^~~
thc-ipv6-lib.c: In function ‘thc_resolve6’:
thc-ipv6-lib.c:414:66: warning: pointer targets in passing argument 3 of ‘getnameinfo’ differ in signedness [-Wpointer-sign]
  414 |   if (getnameinfo(glob_result->ai_addr, glob_result->ai_addrlen, out,
      |                                                                  ^~~
      |                                                                  |
      |                                                                  unsigned char *
In file included from thc-ipv6-lib.c:33:
/usr/include/netdb.h:676:61: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  676 |                         socklen_t __salen, char *__restrict __host,
      |                                            ~~~~~~~~~~~~~~~~~^~~~~~
thc-ipv6-lib.c:417:27: warning: pointer targets in passing argument 2 of ‘inet_pton’ differ in signedness [-Wpointer-sign]
  417 |   if (inet_pton(AF_INET6, out, glob_addr) < 0) return NULL;
      |                           ^~~
      |                           |
      |                           unsigned char *
In file included from thc-ipv6-lib.c:32:
/usr/include/arpa/inet.h:58:56: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
   58 | extern int inet_pton (int __af, const char *__restrict __cp,
      |                                 ~~~~~~~~~~~~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:422:28: warning: pointer targets in passing argument 1 of ‘thc_dump_data’ differ in signedness [-Wpointer-sign]
  422 |   if (debug) thc_dump_data(ret_addr, 16, "Target Resolve IPv6");
      |                            ^~~~~~~~
      |                            |
      |                            char *
In file included from thc-ipv6-lib.c:75:
thc-ipv6.h:217:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  217 | extern void thc_dump_data(unsigned char *buf, int len, char *text);
      |                           ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:424:10: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  424 |   return ret_addr;
      |          ^~~~~~~~
thc-ipv6-lib.c: In function ‘thc_get_own_mac’:
thc-ipv6-lib.c:524:28: warning: pointer targets in passing argument 1 of ‘thc_dump_data’ differ in signedness [-Wpointer-sign]
  524 |   if (debug) thc_dump_data(mac, 6, "Own MAC address");
      |                            ^~~
      |                            |
      |                            char *
thc-ipv6.h:217:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  217 | extern void thc_dump_data(unsigned char *buf, int len, char *text);
      |                           ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:525:10: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  525 |   return mac;
      |          ^~~
thc-ipv6-lib.c: In function ‘thc_get_own_ipv6’:
thc-ipv6-lib.c:580:30: warning: pointer targets in passing argument 1 of ‘fgets’ differ in signedness [-Wpointer-sign]
  580 |     while (done < 2 && fgets(buf, sizeof(buf), f) != NULL) {
      |                              ^~~
      |                              |
      |                              unsigned char *
In file included from /usr/include/stdio.h:980:
/usr/include/bits/stdio2.h:196:25: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  196 | fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
      |        ~~~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:581:42: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  581 |       if (strncmp(interface, &buf[strlen(buf) - strlen(interface) - 1],
      |                                          ^~~
      |                                          |
      |                                          unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:581:30: warning: pointer targets in passing argument 2 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  581 |       if (strncmp(interface, &buf[strlen(buf) - strlen(interface) - 1],
      |                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                              |
      |                              unsigned char *
/usr/include/string.h:159:51: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                                       ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:583:16: warning: pointer targets in passing argument 1 of ‘sscanf’ differ in signedness [-Wpointer-sign]
  583 |         sscanf(buf, "%s %x %x %x %s", tmpbuf, &a, &b, &c, bla);
      |                ^~~
      |                |
      |                unsigned char *
/usr/include/stdio.h:430:43: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  430 | extern int sscanf (const char *__restrict __s,
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:600:23: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  600 |           if (strncmp(tmpbuf, tmpdst, b / 4) == 0) {
      |                       ^~~~~~
      |                       |
      |                       unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:600:31: warning: pointer targets in passing argument 2 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  600 |           if (strncmp(tmpbuf, tmpdst, b / 4) == 0) {
      |                               ^~~~~~
      |                               |
      |                               unsigned char *
/usr/include/string.h:159:51: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                                       ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:621:25: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  621 |           if (((strncmp(tmpbuf, "fc", 2) == 0 ||
      |                         ^~~~~~
      |                         |
      |                         unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:622:25: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  622 |                 strncmp(tmpbuf, "fd", 2) == 0) &&
      |                         ^~~~~~
      |                         |
      |                         unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:623:25: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  623 |                (strncmp(tmpdst, "fc", 2) == 0 ||
      |                         ^~~~~~
      |                         |
      |                         unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:624:25: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  624 |                 strncmp(tmpdst, "fd", 2) == 0)) ||
      |                         ^~~~~~
      |                         |
      |                         unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:636:42: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  636 |           if (save[2] == 0 && (((strncmp(tmpbuf, "fc", 2) == 0 ||
      |                                          ^~~~~~
      |                                          |
      |                                          unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:637:42: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  637 |                                  strncmp(tmpbuf, "fd", 2) == 0) &&
      |                                          ^~~~~~
      |                                          |
      |                                          unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:639:42: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  639 |                                ((strncmp(tmpdst, "fc", 2) == 0 ||
      |                                          ^~~~~~
      |                                          |
      |                                          unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:640:42: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  640 |                                  strncmp(tmpdst, "fd", 2) == 0) &&
      |                                          ^~~~~~
      |                                          |
      |                                          unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:654:28: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  654 |     if (done < 2 && strlen(&ipv6[2]) == 0 && strlen(&save[2]) > 0) {
      |                            ^~~~~~~~
      |                            |
      |                            unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:654:53: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  654 |     if (done < 2 && strlen(&ipv6[2]) == 0 && strlen(&save[2]) > 0) {
      |                                                     ^~~~~~~~
      |                                                     |
      |                                                     unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:662:14: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  662 |   if (strlen(&save[2]) > 0 && prefer == PREFER_GLOBAL &&
      |              ^~~~~~~~
      |              |
      |              unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:663:20: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  663 |       strncmp(ipv6 + 2, "fe80", 2) == 0) {
      |               ~~~~~^~~
      |                    |
      |                    unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:669:14: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  669 |   if (strlen(&ipv6[2]) == 0) {
      |              ^~~~~~~~
      |              |
      |              unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:682:25: warning: pointer targets in passing argument 1 of ‘thc_resolve6’ differ in signedness [-Wpointer-sign]
  682 |   myipv6 = thc_resolve6(tmpdst);
      |                         ^~~~~~
      |                         |
      |                         unsigned char *
thc-ipv6-lib.c:389:35: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  389 | unsigned char *thc_resolve6(char *target) {
      |                             ~~~~~~^~~~~~
thc-ipv6-lib.c:682:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  682 |   myipv6 = thc_resolve6(tmpdst);
      |          ^
thc-ipv6-lib.c:685:28: warning: pointer targets in passing argument 1 of ‘thc_dump_data’ differ in signedness [-Wpointer-sign]
  685 |   if (debug) thc_dump_data(myipv6, 16, "Own IPv6 address");
      |                            ^~~~~~
      |                            |
      |                            char *
thc-ipv6.h:217:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  217 | extern void thc_dump_data(unsigned char *buf, int len, char *text);
      |                           ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:686:10: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  686 |   return myipv6;
      |          ^~~~~~
thc-ipv6-lib.c: In function ‘thc_lookup_ipv6_mac’:
thc-ipv6-lib.c:743:11: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  743 |   if ((p1 = thc_get_own_ipv6(interface, dst, PREFER_LINK)) == NULL) return NULL;
      |           ^
thc-ipv6-lib.c:745:31: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
  745 |   if ((p2 = thc_ipv62notation(p1)) == NULL) {
      |                               ^~
      |                               |
      |                               char *
thc-ipv6-lib.c:311:49: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  311 | unsigned char *thc_ipv62notation(unsigned char *ipv6) {
      |                                  ~~~~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:745:11: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  745 |   if ((p2 = thc_ipv62notation(p1)) == NULL) {
      |           ^
thc-ipv6-lib.c:759:33: warning: pointer targets in passing argument 2 of ‘thc_neighborsol6’ differ in signedness [-Wpointer-sign]
  759 |     thc_neighborsol6(interface, mysrc, NULL, dst, NULL, NULL);
      |                                 ^~~~~
      |                                 |
      |                                 char *
thc-ipv6.h:119:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  119 | extern int thc_neighborsol6(char *interface, unsigned char *src,
      |                                              ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c: In function ‘thc_look_neighborcache’:
thc-ipv6-lib.c:804:69: warning: pointer targets in passing argument 6 of ‘recvfrom’ differ in signedness [-Wpointer-sign]
  804 |       recvfrom(fd, buf, sizeof(buf), 0, (struct sockaddr *)&nladdr, &fromlen);
      |                                                                     ^~~~~~~~
      |                                                                     |
      |                                                                     int *
In file included from /usr/include/sys/socket.h:343,
                 from /usr/include/net/if.h:26,
                 from thc-ipv6-lib.c:22:
/usr/include/bits/socket2.h:62:56: note: expected ‘socklen_t * restrict’ {aka ‘unsigned int * restrict’} but argument is of type ‘int *’
   62 |           __SOCKADDR_ARG __addr, socklen_t *__restrict __addr_len)
      |                                  ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
thc-ipv6-lib.c:810:25: warning: pointer targets in passing argument 1 of ‘thc_memstr’ differ in signedness [-Wpointer-sign]
  810 |   if ((ptr = thc_memstr(buf, dst, gotsize /* - (ptr - buf) */, 16)) == NULL)
      |                         ^~~
      |                         |
      |                         unsigned char *
thc-ipv6.h:222:40: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  222 | extern unsigned char *thc_memstr(char *haystack, char *needle,
      |                                  ~~~~~~^~~~~~~~
thc-ipv6-lib.c:810:30: warning: pointer targets in passing argument 2 of ‘thc_memstr’ differ in signedness [-Wpointer-sign]
  810 |   if ((ptr = thc_memstr(buf, dst, gotsize /* - (ptr - buf) */, 16)) == NULL)
      |                              ^~~
      |                              |
      |                              unsigned char *
thc-ipv6.h:222:56: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  222 | extern unsigned char *thc_memstr(char *haystack, char *needle,
      |                                                  ~~~~~~^~~~~~
thc-ipv6-lib.c: In function ‘thc_is_dst_local’:
thc-ipv6-lib.c:842:30: warning: pointer targets in passing argument 1 of ‘fgets’ differ in signedness [-Wpointer-sign]
  842 |   while (local == 0 && fgets(buf, sizeof(buf), f) != NULL) {
      |                              ^~~
      |                              |
      |                              unsigned char *
/usr/include/bits/stdio2.h:196:25: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  196 | fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
      |        ~~~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:843:40: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  843 |     if (strncmp(interface, &buf[strlen(buf) - strlen(interface) - 1],
      |                                        ^~~
      |                                        |
      |                                        unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:843:28: warning: pointer targets in passing argument 2 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  843 |     if (strncmp(interface, &buf[strlen(buf) - strlen(interface) - 1],
      |                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                            |
      |                            unsigned char *
/usr/include/string.h:159:51: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                                       ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:845:14: warning: pointer targets in passing argument 1 of ‘sscanf’ differ in signedness [-Wpointer-sign]
  845 |       sscanf(buf, "%s %x %x %x %s", tmpbuf, &a, &b, &c, bla);
      |              ^~~
      |              |
      |              unsigned char *
/usr/include/stdio.h:430:43: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  430 | extern int sscanf (const char *__restrict __s,
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:846:19: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  846 |       if (strncmp(tmpbuf, tmpdst, b / 4) == 0) {
      |                   ^~~~~~
      |                   |
      |                   unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:846:27: warning: pointer targets in passing argument 2 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  846 |       if (strncmp(tmpbuf, tmpdst, b / 4) == 0) {
      |                           ^~~~~~
      |                           |
      |                           unsigned char *
/usr/include/string.h:159:51: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                                       ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c: In function ‘thc_get_mac’:
thc-ipv6-lib.c:887:30: warning: pointer targets in passing argument 1 of ‘fgets’ differ in signedness [-Wpointer-sign]
  887 |   while (local == 0 && fgets(buf, sizeof(buf), f) != NULL) {
      |                              ^~~
      |                              |
      |                              unsigned char *
/usr/include/bits/stdio2.h:196:25: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  196 | fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
      |        ~~~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:888:40: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  888 |     if (strncmp(interface, &buf[strlen(buf) - strlen(interface) - 1],
      |                                        ^~~
      |                                        |
      |                                        unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:888:28: warning: pointer targets in passing argument 2 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  888 |     if (strncmp(interface, &buf[strlen(buf) - strlen(interface) - 1],
      |                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                            |
      |                            unsigned char *
/usr/include/string.h:159:51: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                                       ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:890:14: warning: pointer targets in passing argument 1 of ‘sscanf’ differ in signedness [-Wpointer-sign]
  890 |       sscanf(buf, "%s %x %x %x %s", tmpbuf, &a, &b, &c, bla);
      |              ^~~
      |              |
      |              unsigned char *
/usr/include/stdio.h:430:43: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  430 | extern int sscanf (const char *__restrict __s,
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:891:19: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  891 |       if (strncmp(tmpbuf, tmpdst, b / 4) == 0) {
      |                   ^~~~~~
      |                   |
      |                   unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:891:27: warning: pointer targets in passing argument 2 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  891 |       if (strncmp(tmpbuf, tmpdst, b / 4) == 0) {
      |                           ^~~~~~
      |                           |
      |                           unsigned char *
/usr/include/string.h:159:51: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                                       ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:911:32: warning: pointer targets in passing argument 1 of ‘fgets’ differ in signedness [-Wpointer-sign]
  911 |     while (local == 0 && fgets(buf, sizeof(buf), f) != NULL) {
      |                                ^~~
      |                                |
      |                                unsigned char *
/usr/include/bits/stdio2.h:196:25: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  196 | fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
      |        ~~~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:912:42: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  912 |       if (strncmp(interface, &buf[strlen(buf) - strlen(interface) - 1],
      |                                          ^~~
      |                                          |
      |                                          unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:912:30: warning: pointer targets in passing argument 2 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  912 |       if (strncmp(interface, &buf[strlen(buf) - strlen(interface) - 1],
      |                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                              |
      |                              unsigned char *
/usr/include/string.h:159:51: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                                       ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:914:16: warning: pointer targets in passing argument 1 of ‘sscanf’ differ in signedness [-Wpointer-sign]
  914 |         sscanf(buf, "%s %x %s %x %s %s", tmpbuf, &b, router1, &a, router2, bla);
      |                ^~~
      |                |
      |                unsigned char *
/usr/include/stdio.h:430:43: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  430 | extern int sscanf (const char *__restrict __s,
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:916:23: warning: pointer targets in passing argument 1 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  916 |           if (strncmp(tmpbuf, tmpdst, b / 4) == 0) {
      |                       ^~~~~~
      |                       |
      |                       unsigned char *
/usr/include/string.h:159:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                     ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:916:31: warning: pointer targets in passing argument 2 of ‘strncmp’ differ in signedness [-Wpointer-sign]
  916 |           if (strncmp(tmpbuf, tmpdst, b / 4) == 0) {
      |                               ^~~~~~
      |                               |
      |                               unsigned char *
/usr/include/string.h:159:51: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  159 | extern int strncmp (const char *__s1, const char *__s2, size_t __n)
      |                                       ~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:925:18: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  925 |           strcpy(defaultgw, router2);
      |                  ^~~~~~~~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:77:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
thc-ipv6-lib.c:925:29: warning: pointer targets in passing argument 2 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  925 |           strcpy(defaultgw, router2);
      |                             ^~~~~~~
      |                             |
      |                             unsigned char *
/usr/include/bits/string_fortified.h:77:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
thc-ipv6-lib.c:929:18: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  929 |           strcpy(tmpdst, router2);
      |                  ^~~~~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:77:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
thc-ipv6-lib.c:929:26: warning: pointer targets in passing argument 2 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  929 |           strcpy(tmpdst, router2);
      |                          ^~~~~~~
      |                          |
      |                          unsigned char *
/usr/include/bits/string_fortified.h:77:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
thc-ipv6-lib.c:933:30: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  933 |     if (local == 0 && strlen(defaultgw) > 0) {
      |                              ^~~~~~~~~
      |                              |
      |                              unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
thc-ipv6-lib.c:936:14: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  936 |       strcpy(tmpdst, defaultgw);
      |              ^~~~~~
      |              |
      |              unsigned char *
/usr/include/bits/string_fortified.h:77:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
thc-ipv6-lib.c:936:22: warning: pointer targets in passing argument 2 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  936 |       strcpy(tmpdst, defaultgw);
      |                      ^~~~~~~~~
      |                      |
      |                      unsigned char *
/usr/include/bits/string_fortified.h:77:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
thc-ipv6-lib.c:950:6: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  950 |   p1 = thc_string2ipv6(tmpdst);
      |      ^
thc-ipv6-lib.c:951:37: warning: pointer targets in passing argument 1 of ‘thc_look_neighborcache’ differ in signedness [-Wpointer-sign]
  951 |   if ((ret = thc_look_neighborcache(p1)) != NULL) {
      |                                     ^~
      |                                     |
      |                                     char *
thc-ipv6-lib.c:788:54: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  788 | unsigned char *thc_look_neighborcache(unsigned char *dst) {
      |                                       ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:951:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  951 |   if ((ret = thc_look_neighborcache(p1)) != NULL) {
      |            ^
thc-ipv6-lib.c:954:12: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  954 |     return ret;
      |            ^~~
thc-ipv6-lib.c:956:40: warning: pointer targets in passing argument 2 of ‘thc_lookup_ipv6_mac’ differ in signedness [-Wpointer-sign]
  956 |   ret = thc_lookup_ipv6_mac(interface, p1);
      |                                        ^~
      |                                        |
      |                                        char *
thc-ipv6-lib.c:731:68: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  731 | unsigned char *thc_lookup_ipv6_mac(char *interface, unsigned char *dst) {
      |                                                     ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:956:7: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  956 |   ret = thc_lookup_ipv6_mac(interface, p1);
      |       ^
thc-ipv6-lib.c:959:10: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  959 |   return ret;
      |          ^~~
thc-ipv6-lib.c: In function ‘thc_inverse_packet’:
thc-ipv6-lib.c:965:23: warning: pointer targets in initialization of ‘char *’ from ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  965 |   char *        src = &pkt[8], *dst = &pkt[24];
      |                       ^
thc-ipv6-lib.c:965:39: warning: pointer targets in initialization of ‘char *’ from ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  965 |   char *        src = &pkt[8], *dst = &pkt[24];
      |                                       ^
thc-ipv6-lib.c:1000:43: warning: pointer targets in passing argument 1 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 1000 |         checksum = checksum_pseudo_header(src, dst, NXT_ICMP6, &pkt[iptr],
      |                                           ^~~
      |                                           |
      |                                           char *
thc-ipv6-lib.c:339:43: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  339 | int checksum_pseudo_header(unsigned char *src, unsigned char *dst,
      |                            ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:1000:48: warning: pointer targets in passing argument 2 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 1000 |         checksum = checksum_pseudo_header(src, dst, NXT_ICMP6, &pkt[iptr],
      |                                                ^~~
      |                                                |
      |                                                char *
thc-ipv6-lib.c:339:63: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  339 | int checksum_pseudo_header(unsigned char *src, unsigned char *dst,
      |                                                ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c: In function ‘thc_send_raguard_bypass6’:
thc-ipv6-lib.c:1061:56: warning: unused variable ‘last_size’ [-Wunused-variable]
 1061 |   int count, id = time(NULL) % 2000000000, offset = 0, last_size, more_runs = 1,
      |                                                        ^~~~~~~~~
thc-ipv6-lib.c:1061:7: warning: unused variable ‘count’ [-Wunused-variable]
 1061 |   int count, id = time(NULL) % 2000000000, offset = 0, last_size, more_runs = 1,
      |       ^~~~~
thc-ipv6-lib.c:1059:27: warning: unused variable ‘frag_len’ [-Wunused-variable]
 1059 |   int            pkt_len, frag_len, mymtu = thc_get_mtu(interface);
      |                           ^~~~~~~~
thc-ipv6-lib.c: In function ‘thc_create_ipv6_extended’:
thc-ipv6-lib.c:1942:10: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
 1942 |   return pkt;
      |          ^~~
thc-ipv6-lib.c: In function ‘thc_add_ipv4_rudimentary’:
thc-ipv6-lib.c:2047:67: warning: pointer targets in passing argument 4 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 2047 |     checksum = checksum_pseudo_header(NULL, NULL, NXT_ICMP4, ihdr + 20,
      |                                                              ~~~~~^~~~
      |                                                                   |
      |                                                                   char *
thc-ipv6-lib.c:340:63: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  340 |                            unsigned char type, unsigned char *data,
      |                                                ~~~~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:2063:58: warning: pointer targets in passing argument 4 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 2063 |   checksum = checksum_pseudo_header(NULL, NULL, NXT_IP4, ihdr, 20);
      |                                                          ^~~~
      |                                                          |
      |                                                          char *
thc-ipv6-lib.c:340:63: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  340 |                            unsigned char type, unsigned char *data,
      |                                                ~~~~~~~~~~~~~~~^~~~
thc-ipv6-lib.c: In function ‘thc_open_ipv6’:
thc-ipv6-lib.c:2677:30: warning: pointer targets in passing argument 1 of ‘thc_dump_data’ differ in signedness [-Wpointer-sign]
 2677 |     if (debug) thc_dump_data(do_hdr, do_hdr_size + do_hdr_off, "PPPoE Header");
      |                              ^~~~~~
      |                              |
      |                              char *
thc-ipv6.h:217:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  217 | extern void thc_dump_data(unsigned char *buf, int len, char *text);
      |                           ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:2745:30: warning: pointer targets in passing argument 1 of ‘thc_dump_data’ differ in signedness [-Wpointer-sign]
 2745 |     if (debug) thc_dump_data(do_hdr, do_hdr_size, "6in4 Header");
      |                              ^~~~~~
      |                              |
      |                              char *
thc-ipv6.h:217:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  217 | extern void thc_dump_data(unsigned char *buf, int len, char *text);
      |                           ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c: In function ‘thc_generate_pkt’:
thc-ipv6-lib.c:2839:44: warning: pointer targets in passing argument 1 of ‘calculate_checksum’ differ in signedness [-Wpointer-sign]
 2839 |         i = calculate_checksum(do_hdr + 14 + do_hdr_off, 20);
      |                                ~~~~~~~~~~~~^~~~~~~~~~~~
      |                                            |
      |                                            char *
thc-ipv6-lib.c:321:39: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  321 | int calculate_checksum(unsigned char *data, int data_len) {
      |                        ~~~~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:2855:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 2855 |         mysrcmac = thc_get_own_mac(interface);
      |                  ^
thc-ipv6-lib.c:2857:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 2857 |         mysrcmac = srcmac;
      |                  ^
thc-ipv6-lib.c:2860:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 2860 |         mydstmac = thc_get_mac(interface, hdr->src, hdr->dst);
      |                  ^
thc-ipv6-lib.c:2862:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 2862 |         mydstmac = dstmac;
      |                  ^
thc-ipv6-lib.c:2891:13: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 2891 |   last_type = &hdr->pkt[7 + offset];
      |             ^
thc-ipv6-lib.c:2899:16: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 2899 |   checksum_src = hdr->original_src;
      |                ^
thc-ipv6-lib.c:2914:17: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 2914 |       last_type = &hdr->pkt[bufptr];
      |                 ^
thc-ipv6-lib.c:2919:24: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 2919 |           checksum_src = &hdr->pkt[bufptr + 4];
      |                        ^
thc-ipv6-lib.c:2946:34: warning: pointer targets in passing argument 1 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 2946 |           checksum_pseudo_header(checksum_src, hdr->final_dst, NXT_PIM,
      |                                  ^~~~~~~~~~~~
      |                                  |
      |                                  char *
thc-ipv6-lib.c:339:43: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  339 | int checksum_pseudo_header(unsigned char *src, unsigned char *dst,
      |                            ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:2971:36: warning: pointer targets in passing argument 1 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 2971 |             checksum_pseudo_header(checksum_src, hdr->final_dst, NXT_ICMP6,
      |                                    ^~~~~~~~~~~~
      |                                    |
      |                                    char *
thc-ipv6-lib.c:339:43: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  339 | int checksum_pseudo_header(unsigned char *src, unsigned char *dst,
      |                            ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:3021:13: warning: pointer targets in passing argument 1 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 3021 |             checksum_src, hdr->final_dst, NXT_TCP, &hdr->pkt[bufptr],
      |             ^~~~~~~~~~~~
      |             |
      |             char *
thc-ipv6-lib.c:339:43: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  339 | int checksum_pseudo_header(unsigned char *src, unsigned char *dst,
      |                            ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:3061:36: warning: pointer targets in passing argument 1 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 3061 |             checksum_pseudo_header(checksum_src, hdr->final_dst, NXT_UDP,
      |                                    ^~~~~~~~~~~~
      |                                    |
      |                                    char *
thc-ipv6-lib.c:339:43: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  339 | int checksum_pseudo_header(unsigned char *src, unsigned char *dst,
      |                            ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:3084:36: warning: pointer targets in passing argument 1 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 3084 |             checksum_pseudo_header(checksum_src, hdr->final_dst, NXT_MIPV6,
      |                                    ^~~~~~~~~~~~
      |                                    |
      |                                    char *
thc-ipv6-lib.c:339:43: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  339 | int checksum_pseudo_header(unsigned char *src, unsigned char *dst,
      |                            ~~~~~~~~~~~~~~~^~~
thc-ipv6-lib.c:2814:55: warning: variable ‘is_ip4’ set but not used [-Wunused-but-set-variable]
 2814 |   int   type, bufptr, do_checksum = 0, offset = 0, i, is_ip4 = 0, malloc_size;
      |                                                       ^~~~~~
thc-ipv6-lib.c: In function ‘thc_send_pkt’:
thc-ipv6-lib.c:3117:22: warning: unused variable ‘sa’ [-Wunused-variable]
 3117 |   struct thcsockaddr sa;
      |                      ^~
thc-ipv6-lib.c: In function ‘thc_destroy_packet’:
thc-ipv6-lib.c:3177:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 3177 |   ptrs[iptr] = pkt;
      |              ^
thc-ipv6-lib.c:3188:16: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 3188 |     ptrs[iptr] = ehdr->data;
      |                ^
thc-ipv6-lib.c:3201:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 3201 |       ptrs[iptr] = ihdr->data;
      |                  ^
thc-ipv6-lib.c:3208:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 3208 |       ptrs[iptr] = thdr->option;
      |                  ^
thc-ipv6-lib.c:3210:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 3210 |       ptrs[iptr] = thdr->data;
      |                  ^
thc-ipv6-lib.c:3217:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 3217 |       ptrs[iptr] = uhdr->data;
      |                  ^
thc-ipv6-lib.c:3227:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 3227 |       ptrs[iptr] = ehdr->data;
      |                  ^
thc-ipv6-lib.c:3234:18: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
 3234 |       ptrs[iptr] = ehdr->data;
      |                  ^
thc-ipv6-lib.c: In function ‘thc_memstr’:
thc-ipv6-lib.c:3319:76: warning: pointer targets in returning ‘char *’ from a function with return type ‘unsigned char *’ differ in signedness [-Wpointer-sign]
 3319 |     if (memcmp(haystack + i, needle, needle_length) == 0) return (haystack + i);
      |                                                                  ~~~~~~~~~~^~~~
thc-ipv6-lib.c: In function ‘thc_generate_key’:
thc-ipv6-lib.c:3332:3: warning: ‘RSA_new’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 3332 |   RSA *rsa = RSA_new();
      |   ^~~
In file included from thc-ipv6-lib.c:51:
/usr/include/openssl/rsa.h:206:28: note: declared here
  206 | OSSL_DEPRECATEDIN_3_0 RSA *RSA_new(void);
      |                            ^~~~~~~
thc-ipv6-lib.c:3342:3: warning: ‘RSA_generate_key_ex’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 3342 |   if (RSA_generate_key_ex(rsa, key_len, f4, NULL) != 1) {
      |   ^~
/usr/include/openssl/rsa.h:265:27: note: declared here
  265 | OSSL_DEPRECATEDIN_3_0 int RSA_generate_key_ex(RSA *rsa, int bits, BIGNUM *e,
      |                           ^~~~~~~~~~~~~~~~~~~
thc-ipv6-lib.c: In function ‘thc_generate_cga’:
thc-ipv6-lib.c:3387:3: warning: ‘i2d_RSA_PUBKEY’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 3387 |   klen = i2d_RSA_PUBKEY(key->rsa, NULL);
      |   ^~~~
In file included from /usr/include/openssl/objects.h:21,
                 from /usr/include/openssl/evp.h:43,
                 from thc-ipv6-lib.c:49:
/usr/include/openssl/x509.h:710:1: note: declared here
  710 | DECLARE_ASN1_ENCODE_FUNCTIONS_only_attr(OSSL_DEPRECATEDIN_3_0,RSA, RSA_PUBKEY)
      | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
thc-ipv6-lib.c:3393:3: warning: ‘i2d_RSA_PUBKEY’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 3393 |   klen = i2d_RSA_PUBKEY(key->rsa, &p);
      |   ^~~~
/usr/include/openssl/x509.h:710:1: note: declared here
  710 | DECLARE_ASN1_ENCODE_FUNCTIONS_only_attr(OSSL_DEPRECATEDIN_3_0,RSA, RSA_PUBKEY)
      | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
thc-ipv6-lib.c:3419:18: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
 3419 |     cga_hdr->pad = (char *)malloc(cga_hdr->pad_len);
      |                  ^
thc-ipv6-lib.c:3423:13: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
 3423 |   if ((*cga = (char *)malloc(16)) == NULL) {
      |             ^
thc-ipv6-lib.c:3367:42: warning: variable ‘ignore’ set but not used [-Wunused-but-set-variable]
 3367 |   int            klen, rand_fd, cgasize, ignore = 0;
      |                                          ^~~~~~
thc-ipv6-lib.c: In function ‘thc_generate_rsa’:
thc-ipv6-lib.c:3483:10: warning: pointer targets in passing argument 1 of ‘SHA1’ differ in signedness [-Wpointer-sign]
 3483 |     SHA1(data2sign, data2sign_len, hash);
      |          ^~~~~~~~~
      |          |
      |          char *
In file included from thc-ipv6-lib.c:50:
/usr/include/openssl/sha.h:55:42: note: expected ‘const unsigned char *’ but argument is of type ‘char *’
   55 | unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md);
      |                     ~~~~~~~~~~~~~~~~~~~~~^
thc-ipv6-lib.c:3490:3: warning: ‘RSA_size’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 3490 |   sign_len = RSA_size(key->rsa);
      |   ^~~~~~~~
/usr/include/openssl/rsa.h:209:27: note: declared here
  209 | OSSL_DEPRECATEDIN_3_0 int RSA_size(const RSA *rsa);
      |                           ^~~~~~~~
thc-ipv6-lib.c:3495:3: warning: ‘RSA_sign’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
 3495 |   if (RSA_sign(NID_sha1, hash, 20, rsa_hdr->sign, &sign_len, key->rsa) == 0) {
      |   ^~
/usr/include/openssl/rsa.h:353:27: note: declared here
  353 | OSSL_DEPRECATEDIN_3_0 int RSA_sign(int type, const unsigned char *m,
      |                           ^~~~~~~~
thc-ipv6-lib.c:3495:43: warning: pointer targets in passing argument 4 of ‘RSA_sign’ differ in signedness [-Wpointer-sign]
 3495 |   if (RSA_sign(NID_sha1, hash, 20, rsa_hdr->sign, &sign_len, key->rsa) == 0) {
      |                                    ~~~~~~~^~~~~~
      |                                           |
      |                                           char *
/usr/include/openssl/rsa.h:354:74: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  354 |                                    unsigned int m_length, unsigned char *sigret,
      |                                                           ~~~~~~~~~~~~~~~^~~~~~
thc-ipv6-lib.c:3495:51: warning: pointer targets in passing argument 5 of ‘RSA_sign’ differ in signedness [-Wpointer-sign]
 3495 |   if (RSA_sign(NID_sha1, hash, 20, rsa_hdr->sign, &sign_len, key->rsa) == 0) {
      |                                                   ^~~~~~~~~
      |                                                   |
      |                                                   int *
/usr/include/openssl/rsa.h:355:50: note: expected ‘unsigned int *’ but argument is of type ‘int *’
  355 |                                    unsigned int *siglen, RSA *rsa);
      |                                    ~~~~~~~~~~~~~~^~~~~~
thc-ipv6-lib.c:3471:44: warning: variable ‘ignore’ set but not used [-Wunused-but-set-variable]
 3471 |   int           rsa_hdr_len, sign_len, fd, ignore = 0;
      |                                            ^~~~~~
thc-ipv6-lib.c: In function ‘thc_add_send’:
thc-ipv6-lib.c:3572:21: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
 3572 |   if ((ndp_opt_buff = (char *)malloc(ndp_opt_len)) == NULL) {
      |                     ^
thc-ipv6-lib.c:3602:20: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
 3602 |     if ((data2sign = (char *)malloc(data2sign_len)) == NULL) {
      |                    ^
thc-ipv6-lib.c:3618:76: warning: pointer targets in passing argument 4 of ‘checksum_pseudo_header’ differ in signedness [-Wpointer-sign]
 3618 |     ihdr->checksum = checksum_pseudo_header(hdr->src, hdr->dst, NXT_ICMP6, buff,
      |                                                                            ^~~~
      |                                                                            |
      |                                                                            char *
thc-ipv6-lib.c:340:63: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  340 |                            unsigned char type, unsigned char *data,
      |                                                ~~~~~~~~~~~~~~~^~~~
thc-ipv6-lib.c:3627:35: warning: pointer targets in passing argument 1 of ‘thc_generate_rsa’ differ in signedness [-Wpointer-sign]
 3627 |   if ((rsa_hdr = thc_generate_rsa(data2sign, data2sign_len, cga_hdr, key)) ==
      |                                   ^~~~~~~~~
      |                                   |
      |                                   unsigned char *
thc-ipv6-lib.c:3467:37: note: expected ‘char *’ but argument is of type ‘unsigned char *’
 3467 | thc_rsa_hdr *thc_generate_rsa(char *data2sign, int data2sign_len,
      |                               ~~~~~~^~~~~~~~~
thc-ipv6-lib.c: In function ‘thc_get_mtu’:
thc-ipv6-lib.c:449:49: warning: ‘%s’ directive output may be truncated writing up to 31 bytes into a region of size 16 [-Wformat-truncation=]
  449 |   snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "%s", interface);
      |                                                 ^~
In function ‘snprintf’,
    inlined from ‘thc_get_mtu’ at thc-ipv6-lib.c:449:3:
/usr/include/bits/stdio2.h:54:10: note: ‘snprintf’ output between 1 and 32 bytes into a destination of size 16
   54 |   return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   55 |                                    __glibc_objsize (__s), __fmt,
      |                                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   56 |                                    __va_arg_pack ());
      |                                    ~~~~~~~~~~~~~~~~~
thc-ipv6-lib.c: In function ‘thc_get_own_mac’:
thc-ipv6-lib.c:511:49: warning: ‘%s’ directive output may be truncated writing up to 31 bytes into a region of size 16 [-Wformat-truncation=]
  511 |   snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "%s", interface);
      |                                                 ^~
In function ‘snprintf’,
    inlined from ‘thc_get_own_mac’ at thc-ipv6-lib.c:511:3:
/usr/include/bits/stdio2.h:54:10: note: ‘snprintf’ output between 1 and 32 bytes into a destination of size 16
   54 |   return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   55 |                                    __glibc_objsize (__s), __fmt,
      |                                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   56 |                                    __va_arg_pack ());
      |                                    ~~~~~~~~~~~~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o detect-new-ip6 detect-new-ip6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
detect-new-ip6.c: In function ‘intercept’:
detect-new-ip6.c:58:28: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
   58 |   ptr4 = thc_ipv62notation((char *)(ipv6hdr + 48));
      |                            ^~~~~~~~~~~~~~~~~~~~~~
      |                            |
      |                            char *
In file included from detect-new-ip6.c:11:
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
detect-new-ip6.c:58:8: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   58 |   ptr4 = thc_ipv62notation((char *)(ipv6hdr + 48));
      |        ^
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o dos-new-ip6 dos-new-ip6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
dos-new-ip6.c: In function ‘intercept’:
dos-new-ip6.c:89:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   89 |     ptr4 = thc_ipv62notation(ipv6->pkt + 22);
      |          ^
dos-new-ip6.c:93:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   93 |     ptr4 = thc_ipv62notation(ipv6->pkt + 62);
      |          ^
dos-new-ip6.c:41:18: warning: variable ‘len’ set but not used [-Wunused-but-set-variable]
   41 |   int            len = header->caplen - 14;
      |                  ^~~
dos-new-ip6.c: In function ‘main’:
dos-new-ip6.c:161:75: warning: pointer targets in passing argument 4 of ‘thc_create_ipv6_extended’ differ in signedness [-Wpointer-sign]
  161 |     if ((pkt = thc_create_ipv6_extended(interface, PREFER_LINK, &pkt_len, dummy,
      |                                                                           ^~~~~
      |                                                                           |
      |                                                                           char *
In file included from dos-new-ip6.c:11:
thc-ipv6.h:161:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  161 |                                                int *pkt_len, unsigned char *src,
      |                                                              ~~~~~~~~~~~~~~~^~~
dos-new-ip6.c:165:51: warning: pointer targets in passing argument 6 of ‘thc_add_icmp6’ differ in signedness [-Wpointer-sign]
  165 |                       ICMP6_NEIGHBORADV_OVERRIDE, dummy, 24, 0) < 0)
      |                                                   ^~~~~
      |                                                   |
      |                                                   char *
thc-ipv6.h:182:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  182 |                          unsigned int flags, unsigned char *data, int data_len,
      |                                              ~~~~~~~~~~~~~~~^~~~
dos-new-ip6.c:174:75: warning: pointer targets in passing argument 4 of ‘thc_create_ipv6_extended’ differ in signedness [-Wpointer-sign]
  174 |     if ((pkt = thc_create_ipv6_extended(interface, PREFER_LINK, &pkt_len, dummy,
      |                                                                           ^~~~~
      |                                                                           |
      |                                                                           char *
thc-ipv6.h:161:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  161 |                                                int *pkt_len, unsigned char *src,
      |                                                              ~~~~~~~~~~~~~~~^~~
dos-new-ip6.c:177:63: warning: pointer targets in passing argument 6 of ‘thc_add_icmp6’ differ in signedness [-Wpointer-sign]
  177 |     if (thc_add_icmp6(pkt, &pkt_len, ICMP6_NEIGHBORSOL, 0, 0, dummy, 16, 0) < 0)
      |                                                               ^~~~~
      |                                                               |
      |                                                               char *
thc-ipv6.h:182:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  182 |                          unsigned int flags, unsigned char *data, int data_len,
      |                                              ~~~~~~~~~~~~~~~^~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_router6 fake_router6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fake_router6.c: In function ‘send_rs_reply’:
fake_router6.c:54:45: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_hopbyhop’ differ in signedness [-Wpointer-sign]
   54 |     if (thc_add_hdr_hopbyhop(pkt, &pkt_len, frbuf2, frbuf2len) < 0) return;
      |                                             ^~~~~~
      |                                             |
      |                                             char *
In file included from fake_router6.c:11:
thc-ipv6.h:179:48: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  179 |                                 unsigned char *buf, int buflen);
      |                                 ~~~~~~~~~~~~~~~^~~
fake_router6.c:63:40: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_dst’ differ in signedness [-Wpointer-sign]
   63 |     if (thc_add_hdr_dst(pkt, &pkt_len, buf3, sizeof(buf3)) < 0) return;
      |                                        ^~~~
      |                                        |
      |                                        char *
thc-ipv6.h:176:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  176 | extern int thc_add_hdr_dst(unsigned char *pkt, int *pkt_len, unsigned char *buf,
      |                                                              ~~~~~~~~~~~~~~~^~~
fake_router6.c:65:68: warning: pointer targets in passing argument 6 of ‘thc_add_icmp6’ differ in signedness [-Wpointer-sign]
   65 |   if (thc_add_icmp6(pkt, &pkt_len, ICMP6_ROUTERADV, 0, 0xff080800, frbuf,
      |                                                                    ^~~~~
      |                                                                    |
      |                                                                    char *
thc-ipv6.h:182:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  182 |                          unsigned int flags, unsigned char *data, int data_len,
      |                                              ~~~~~~~~~~~~~~~^~~~
fake_router6.c: In function ‘main’:
fake_router6.c:82:46: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   82 |   unsigned char *routerip6, *route6, *mac6 = mac, *ip6;
      |                                              ^~~
fake_router6.c:120:9: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  120 |   frbuf = buf;
      |         ^
fake_router6.c:121:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  121 |   frbuf2 = buf2;
      |          ^
fake_router6.c:127:34: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  127 |   if (argc - optind >= 7 && (ptr = argv[optind + 5]) != NULL)
      |                                  ^
fake_router6.c:128:12: warning: pointer targets in passing argument 1 of ‘sscanf’ differ in signedness [-Wpointer-sign]
  128 |     sscanf(ptr, "%x:%x:%x:%x:%x:%x", (unsigned int *)&mac[0],
      |            ^~~
      |            |
      |            unsigned char *
In file included from fake_router6.c:1:
/usr/include/stdio.h:430:43: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  430 | extern int sscanf (const char *__restrict __s,
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~
fake_router6.c:149:32: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  149 |   if (routerip == NULL || (ptr = index(routerip, '/')) == NULL) {
      |                                ^
fake_router6.c:156:15: warning: pointer targets in passing argument 1 of ‘atoi’ differ in signedness [-Wpointer-sign]
  156 |   size = atoi(ptr);
      |               ^~~
      |               |
      |               unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28:
/usr/include/stdlib.h:481:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  481 | __NTH (atoi (const char *__nptr))
      | ^~~~~
fake_router6.c:197:37: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
  197 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                                     ^~~~~~
      |                                     |
      |                                     unsigned char *
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
fake_router6.c:284:45: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_hopbyhop’ differ in signedness [-Wpointer-sign]
  284 |     if (thc_add_hdr_hopbyhop(pkt, &pkt_len, frbuf2, 6) < 0) return -1;
      |                                             ^~~~~~
      |                                             |
      |                                             char *
thc-ipv6.h:179:48: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  179 |                                 unsigned char *buf, int buflen);
      |                                 ~~~~~~~~~~~~~~~^~~
fake_router6.c:293:40: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_dst’ differ in signedness [-Wpointer-sign]
  293 |     if (thc_add_hdr_dst(pkt, &pkt_len, buf3, sizeof(buf3)) < 0) return -1;
      |                                        ^~~~
      |                                        |
      |                                        char *
thc-ipv6.h:176:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  176 | extern int thc_add_hdr_dst(unsigned char *pkt, int *pkt_len, unsigned char *buf,
      |                                                              ~~~~~~~~~~~~~~~^~~
fake_router6.c:91:18: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   91 |   int            rawmode = 0;
      |                  ^~~~~~~
fake_router6.c: In function ‘send_rs_reply’:
fake_router6.c:43:20: warning: ‘cnt’ may be used uninitialized [-Wmaybe-uninitialized]
   43 |   int pkt_len = 0, cnt, i;
      |                    ^~~
fake_router6.c: In function ‘main’:
fake_router6.c:88:45: warning: ‘cnt’ may be used uninitialized [-Wmaybe-uninitialized]
   88 |   int            size, mtu = 1500, i, j, k, cnt;
      |                                             ^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o parasite6 parasite6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
parasite6.c: In function ‘intercept’:
parasite6.c:86:8: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   86 |   ptr2 = thc_ipv62notation(ipv6->pkt + 38);
      |        ^
parasite6.c:87:8: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   87 |   ptr4 = thc_ipv62notation(ipv6->pkt + 22);
      |        ^
parasite6.c:128:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  128 |     ptr2 = thc_ipv62notation(ipv62->pkt + 38);
      |          ^
parasite6.c:129:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  129 |     ptr4 = thc_ipv62notation(ipv62->pkt + 22);
      |          ^
parasite6.c: In function ‘main’:
parasite6.c:187:27: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
  187 |   unsigned char *ownmac = mac;
      |                           ^~~
parasite6.c:242:75: warning: pointer targets in passing argument 4 of ‘thc_create_ipv6_extended’ differ in signedness [-Wpointer-sign]
  242 |     if ((pkt = thc_create_ipv6_extended(interface, PREFER_LINK, &pkt_len, dummy,
      |                                                                           ^~~~~
      |                                                                           |
      |                                                                           char *
In file included from parasite6.c:10:
thc-ipv6.h:161:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  161 |                                                int *pkt_len, unsigned char *src,
      |                                                              ~~~~~~~~~~~~~~~^~~
parasite6.c:243:41: warning: pointer targets in passing argument 5 of ‘thc_create_ipv6_extended’ differ in signedness [-Wpointer-sign]
  243 |                                         dummy, 255, 0, 0, 0, 0)) == NULL)
      |                                         ^~~~~
      |                                         |
      |                                         char *
thc-ipv6.h:162:63: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  162 |                                                unsigned char *dst, int ttl,
      |                                                ~~~~~~~~~~~~~~~^~~
parasite6.c:247:47: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_hopbyhop’ differ in signedness [-Wpointer-sign]
  247 |       if (thc_add_hdr_hopbyhop(pkt, &pkt_len, buf2, sizeof(buf2)) < 0)
      |                                               ^~~~
      |                                               |
      |                                               char *
thc-ipv6.h:179:48: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  179 |                                 unsigned char *buf, int buflen);
      |                                 ~~~~~~~~~~~~~~~^~~
parasite6.c:257:42: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_dst’ differ in signedness [-Wpointer-sign]
  257 |       if (thc_add_hdr_dst(pkt, &pkt_len, buf3, sizeof(buf3)) < 0) return -1;
      |                                          ^~~~
      |                                          |
      |                                          char *
thc-ipv6.h:176:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  176 | extern int thc_add_hdr_dst(unsigned char *pkt, int *pkt_len, unsigned char *buf,
      |                                                              ~~~~~~~~~~~~~~~^~~
parasite6.c:262:23: warning: pointer targets in passing argument 6 of ‘thc_add_icmp6’ differ in signedness [-Wpointer-sign]
  262 |                       dummy, 24, 0) < 0)
      |                       ^~~~~
      |                       |
      |                       char *
thc-ipv6.h:182:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  182 |                          unsigned int flags, unsigned char *data, int data_len,
      |                                              ~~~~~~~~~~~~~~~^~~~
parasite6.c:264:45: warning: pointer targets in passing argument 3 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
  264 |     if (thc_generate_pkt(interface, ownmac, dummy, pkt, &pkt_len) < 0)
      |                                             ^~~~~
      |                                             |
      |                                             char *
thc-ipv6.h:207:44: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  207 |                             unsigned char *dstmac, unsigned char *pkt,
      |                             ~~~~~~~~~~~~~~~^~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_advertise6 fake_advertise6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fake_advertise6.c: In function ‘main’:
fake_advertise6.c:51:21: warning: unused variable ‘pkt2_len’ [-Wunused-variable]
   51 |   int pkt1_len = 0, pkt2_len = 0, prefer = PREFER_GLOBAL, i, do_hop = 0,
      |                     ^~~~~~~~
fake_advertise6.c:52:32: warning: ‘cnt’ may be used uninitialized [-Wmaybe-uninitialized]
   52 |       do_dst = 0, do_frag = 0, cnt, type = NXT_ICMP6, wait = 5, loop = -1,
      |                                ^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_solicitate6 fake_solicitate6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fake_solicitate6.c: In function ‘main’:
fake_solicitate6.c:34:20: warning: ‘cnt’ may be used uninitialized [-Wmaybe-uninitialized]
   34 |       do_frag = 0, cnt, type = NXT_ICMP6, offset = 14;
      |                    ^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_mld6 fake_mld6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fake_mld6.c: In function ‘main’:
fake_mld6.c:95:16: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   95 |     multicast6 = thc_resolve6("::");
      |                ^
fake_mld6.c:98:21: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   98 |     if ((multicast6 = thc_resolve6(argv[3])) == NULL) {
      |                     ^
fake_mld6.c:110:12: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  110 |       dst6 = multicast6;
      |            ^
fake_mld6.c:137:45: warning: pointer targets in passing argument 2 of ‘thc_pcap_init_promisc’ differ in signedness [-Wpointer-sign]
  137 |   if ((p = thc_pcap_init_promisc(interface, string)) == NULL) {
      |                                             ^~~~~~
      |                                             |
      |                                             char *
In file included from fake_mld6.c:11:
thc-ipv6.h:96:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
   96 | extern pcap_t *thc_pcap_init_promisc(char *interface, unsigned char *capture);
      |                                                       ~~~~~~~~~~~~~~~^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_mld26 fake_mld26.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fake_mld26.c: In function ‘main’:
fake_mld26.c:134:16: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  134 |     multicast6 = thc_resolve6("::");
      |                ^
fake_mld26.c:137:21: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  137 |     if ((multicast6 = thc_resolve6(argv[3])) == NULL) {
      |                     ^
fake_mld26.c:149:12: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  149 |       dst6 = multicast6;
      |            ^
fake_mld26.c:180:45: warning: pointer targets in passing argument 2 of ‘thc_pcap_init_promisc’ differ in signedness [-Wpointer-sign]
  180 |   if ((p = thc_pcap_init_promisc(interface, string)) == NULL) {
      |                                             ^~~~~~
      |                                             |
      |                                             char *
In file included from fake_mld26.c:11:
thc-ipv6.h:96:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
   96 | extern pcap_t *thc_pcap_init_promisc(char *interface, unsigned char *capture);
      |                                                       ~~~~~~~~~~~~~~~^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_mldrouter6 fake_mldrouter6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_mldrouter6 flood_mldrouter6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_mldrouter6.c: In function ‘main’:
flood_mldrouter6.c:23:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   23 |   unsigned char *mac6 = mac, *ip6 = thc_resolve6("fe80::ff:fe00:0");
      |                         ^~~
flood_mldrouter6.c:30:18: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   30 |   int            rawmode = 0;
      |                  ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_mipv6 fake_mipv6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o redir6 redir6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o smurf6 smurf6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
smurf6.c: In function ‘main’:
smurf6.c:32:18: warning: unused variable ‘rawmode’ [-Wunused-variable]
   32 |   int            rawmode = 0;
      |                  ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o toobig6 toobig6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o rsmurf6 rsmurf6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
rsmurf6.c: In function ‘main’:
rsmurf6.c:28:18: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   28 |   int            rawmode = 0;
      |                  ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o implementation6d implementation6d.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
implementation6d.c: In function ‘main’:
implementation6d.c:182:36: warning: pointer targets in passing argument 2 of ‘thc_pcap_function’ differ in signedness [-Wpointer-sign]
  182 |   if (thc_pcap_function(interface, string, (char *)check_packet, 0, NULL) < 0) {
      |                                    ^~~~~~
      |                                    |
      |                                    unsigned char *
In file included from implementation6d.c:34:
thc-ipv6.h:93:57: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   93 | extern int     thc_pcap_function(char *interface, char *capture, char *function,
      |                                                   ~~~~~~^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o sendpees6 sendpees6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
sendpees6.c: In function ‘main’:
sendpees6.c:42:7: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   42 |   dev = argv[1];
      |       ^
sendpees6.c:43:24: warning: pointer targets in passing argument 1 of ‘thc_get_own_ipv6’ differ in signedness [-Wpointer-sign]
   43 |   if (thc_get_own_ipv6(dev, NULL, PREFER_LINK) == NULL) {
      |                        ^~~
      |                        |
      |                        unsigned char *
In file included from sendpees6.c:20:
thc-ipv6.h:104:46: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  104 | extern unsigned char *thc_get_own_ipv6(char *interface, unsigned char *dst,
      |                                        ~~~~~~^~~~~~~~~
sendpees6.c:57:30: warning: pointer targets in passing argument 1 of ‘thc_generate_cga’ differ in signedness [-Wpointer-sign]
   57 |   cga_opt = thc_generate_cga(prefix, key, &cga);
      |                              ^~~~~~
      |                              |
      |                              char *
thc-ipv6.h:439:53: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  439 | extern thc_cga_hdr *thc_generate_cga(unsigned char *prefix, thc_key_t *key,
      |                                      ~~~~~~~~~~~~~~~^~~~~~
sendpees6.c:70:39: warning: pointer targets in passing argument 1 of ‘thc_create_ipv6_extended’ differ in signedness [-Wpointer-sign]
   70 |   if ((pkt = thc_create_ipv6_extended(dev, PREFER_GLOBAL, &pkt_len, cga, dst6,
      |                                       ^~~
      |                                       |
      |                                       unsigned char *
thc-ipv6.h:160:54: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  160 | extern unsigned char *thc_create_ipv6_extended(char *interface, int prefer,
      |                                                ~~~~~~^~~~~~~~~
sendpees6.c:75:71: warning: pointer targets in passing argument 6 of ‘thc_add_send’ differ in signedness [-Wpointer-sign]
   75 |   if (thc_add_send(pkt, &pkt_len, ICMP6_NEIGHBORSOL, 0xfacebabe, 0x0, dummy, 24,
      |                                                                       ^~~~~
      |                                                                       |
      |                                                                       char *
thc-ipv6.h:443:60: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  443 |                         unsigned int flags, unsigned char *data, int data_len,
      |                                             ~~~~~~~~~~~~~~~^~~~
sendpees6.c:82:24: warning: pointer targets in passing argument 1 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
   82 |   if (thc_generate_pkt(dev, srchw, dsthw, pkt, &pkt_len) < 0) {
      |                        ^~~
      |                        |
      |                        unsigned char *
thc-ipv6.h:206:35: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  206 | extern int thc_generate_pkt(char *interface, unsigned char *srcmac,
      |                             ~~~~~~^~~~~~~~~
sendpees6.c:82:29: warning: pointer targets in passing argument 2 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
   82 |   if (thc_generate_pkt(dev, srchw, dsthw, pkt, &pkt_len) < 0) {
      |                             ^~~~~
      |                             |
      |                             char *
thc-ipv6.h:206:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  206 | extern int thc_generate_pkt(char *interface, unsigned char *srcmac,
      |                                              ~~~~~~~~~~~~~~~^~~~~~
sendpees6.c:82:36: warning: pointer targets in passing argument 3 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
   82 |   if (thc_generate_pkt(dev, srchw, dsthw, pkt, &pkt_len) < 0) {
      |                                    ^~~~~
      |                                    |
      |                                    char *
thc-ipv6.h:207:44: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  207 |                             unsigned char *dstmac, unsigned char *pkt,
      |                             ~~~~~~~~~~~~~~~^~~~~~
sendpees6.c:90:18: warning: pointer targets in passing argument 1 of ‘thc_send_pkt’ differ in signedness [-Wpointer-sign]
   90 |     thc_send_pkt(dev, pkt, &pkt_len);
      |                  ^~~
      |                  |
      |                  unsigned char *
thc-ipv6.h:209:31: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  209 | extern int thc_send_pkt(char *interface, unsigned char *pkt, int *pkt_len);
      |                         ~~~~~~^~~~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o sendpeesmp6 sendpeesmp6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
sendpeesmp6.c: In function ‘main’:
sendpeesmp6.c:86:7: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   86 |   dev = argv[1];                   /* read interface from commandline */
      |       ^
sendpeesmp6.c:87:13: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   87 |   if ((addr = thc_resolve6(argv[3])) == NULL) {
      |             ^
sendpeesmp6.c:92:24: warning: pointer targets in passing argument 1 of ‘thc_get_own_ipv6’ differ in signedness [-Wpointer-sign]
   92 |   if (thc_get_own_ipv6(dev, NULL, PREFER_LINK) == NULL) {
      |                        ^~~
      |                        |
      |                        unsigned char *
In file included from sendpeesmp6.c:19:
thc-ipv6.h:104:46: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  104 | extern unsigned char *thc_get_own_ipv6(char *interface, unsigned char *dst,
      |                                        ~~~~~~^~~~~~~~~
sendpeesmp6.c:105:30: warning: pointer targets in passing argument 1 of ‘thc_generate_cga’ differ in signedness [-Wpointer-sign]
  105 |   cga_opt = thc_generate_cga(prefix, key, &cga);
      |                              ^~~~~~
      |                              |
      |                              char *
thc-ipv6.h:439:53: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  439 | extern thc_cga_hdr *thc_generate_cga(unsigned char *prefix, thc_key_t *key,
      |                                      ~~~~~~~~~~~~~~~^~~~~~
sendpeesmp6.c:119:23: warning: pointer targets in passing argument 1 of ‘thc_get_mac’ differ in signedness [-Wpointer-sign]
  119 |   tgthw = thc_get_mac(dev, cga, dst6);
      |                       ^~~
      |                       |
      |                       unsigned char *
thc-ipv6.h:107:41: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  107 | extern unsigned char *thc_get_mac(char *interface, unsigned char *src,
      |                                   ~~~~~~^~~~~~~~~
sendpeesmp6.c:151:43: warning: pointer targets in passing argument 1 of ‘thc_create_ipv6_extended’ differ in signedness [-Wpointer-sign]
  151 |       if ((pkt = thc_create_ipv6_extended(dev, PREFER_LINK, &pkt_len, cga, dst6,
      |                                           ^~~
      |                                           |
      |                                           unsigned char *
thc-ipv6.h:160:54: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  160 | extern unsigned char *thc_create_ipv6_extended(char *interface, int prefer,
      |                                                ~~~~~~^~~~~~~~~
sendpeesmp6.c:158:70: warning: pointer targets in passing argument 6 of ‘thc_add_send’ differ in signedness [-Wpointer-sign]
  158 |       if (thc_add_send(pkt, &pkt_len, ICMP6_NEIGHBORSOL, 0x0, flags, soldummy,
      |                                                                      ^~~~~~~~
      |                                                                      |
      |                                                                      char *
thc-ipv6.h:443:60: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  443 |                         unsigned int flags, unsigned char *data, int data_len,
      |                                             ~~~~~~~~~~~~~~~^~~~
sendpeesmp6.c:166:38: warning: pointer targets in passing argument 1 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
  166 |       if ((result = thc_generate_pkt(dev, test, tgthw, pkt, &pkt_len)) < 0) {
      |                                      ^~~
      |                                      |
      |                                      unsigned char *
thc-ipv6.h:206:35: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  206 | extern int thc_generate_pkt(char *interface, unsigned char *srcmac,
      |                             ~~~~~~^~~~~~~~~
sendpeesmp6.c:176:22: warning: pointer targets in passing argument 1 of ‘thc_send_pkt’ differ in signedness [-Wpointer-sign]
  176 |         thc_send_pkt(dev, pkt, &pkt_len);
      |                      ^~~
      |                      |
      |                      unsigned char *
thc-ipv6.h:209:31: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  209 | extern int thc_send_pkt(char *interface, unsigned char *pkt, int *pkt_len);
      |                         ~~~~~~^~~~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o randicmp6 randicmp6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_mld6 flood_mld6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_mld6.c: In function ‘main’:
flood_mld6.c:23:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   23 |   unsigned char *mac6 = mac, *ip6 = thc_resolve6("fe80::ff:fe00:0");
      |                         ^~~
flood_mld6.c:30:18: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   30 |   int            rawmode = 0;
      |                  ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fuzz_ip6 fuzz_ip6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fuzz_ip6.c: In function ‘main’:
fuzz_ip6.c:353:15: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  353 |   if ((srcmac = thc_get_own_mac(interface)) == NULL) {
      |               ^
fuzz_ip6.c:387:20: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  387 |     if ((real_dst6 = thc_resolve6(argv[optind + 1])) == NULL) {
      |                    ^
fuzz_ip6.c:422:10: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  422 |   strcat(string, thc_ipv62notation(src6));
      |          ^~~~~~
      |          |
      |          unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from fuzz_ip6.c:1:
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
fuzz_ip6.c:422:18: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  422 |   strcat(string, thc_ipv62notation(src6));
      |                  ^~~~~~~~~~~~~~~~~~~~~~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
fuzz_ip6.c:433:7: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  433 |   dns = thc_resolve6("ff02::fb");
      |       ^
fuzz_ip6.c:434:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  434 |   route6 = thc_resolve6("2a01::");
      |          ^
fuzz_ip6.c:436:37: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
  436 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                                     ^~~~~~
      |                                     |
      |                                     unsigned char *
In file included from fuzz_ip6.c:11:
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
fuzz_ip6.c:444:35: warning: pointer targets in passing argument 3 of ‘check_alive’ differ in signedness [-Wpointer-sign]
  444 |     if (check_alive(p, interface, srcmac, mac, src6, real_dst6) == 0) {
      |                                   ^~~~~~
      |                                   |
      |                                   char *
fuzz_ip6.c:209:60: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  209 | int check_alive(pcap_t *p, char *interface, unsigned char *srcmac,
      |                                             ~~~~~~~~~~~~~~~^~~~~~
fuzz_ip6.c:444:54: warning: pointer targets in passing argument 6 of ‘check_alive’ differ in signedness [-Wpointer-sign]
  444 |     if (check_alive(p, interface, srcmac, mac, src6, real_dst6) == 0) {
      |                                                      ^~~~~~~~~
      |                                                      |
      |                                                      char *
fuzz_ip6.c:210:75: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  210 |                 unsigned char *dstmac, unsigned char *src, unsigned char *dst) {
      |                                                            ~~~~~~~~~~~~~~~^~~
fuzz_ip6.c:497:40: warning: pointer targets in passing argument 3 of ‘addfuzz’ differ in signedness [-Wpointer-sign]
  497 |         addfuzz(&fuzzbuf, &fuzzbuf_sz, buf3);
      |                                        ^~~~
      |                                        |
      |                                        unsigned char *
fuzz_ip6.c:196:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  196 | void addfuzz(char **fuzzbuf, int *fuzzbuf_sz, char *fuzztype) {
      |                                               ~~~~~~^~~~~~~~
fuzz_ip6.c:550:38: warning: pointer targets in passing argument 3 of ‘addfuzz’ differ in signedness [-Wpointer-sign]
  550 |       addfuzz(&fuzzbuf, &fuzzbuf_sz, buf3);
      |                                      ^~~~
      |                                      |
      |                                      unsigned char *
fuzz_ip6.c:196:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  196 | void addfuzz(char **fuzzbuf, int *fuzzbuf_sz, char *fuzztype) {
      |                                               ~~~~~~^~~~~~~~
fuzz_ip6.c:592:32: warning: pointer targets in passing argument 10 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
  592 |                       5760, 0, (unsigned char *)buf, 20, (unsigned char *)buf,
      |                                ^~~~~~~~~~~~~~~~~~~~
      |                                |
      |                                unsigned char *
thc-ipv6.h:190:57: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  190 |                        unsigned short int urgent, char *option, int option_len,
      |                                                   ~~~~~~^~~~~~
fuzz_ip6.c:592:58: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
  592 |                       5760, 0, (unsigned char *)buf, 20, (unsigned char *)buf,
      |                                                          ^~~~~~~~~~~~~~~~~~~~
      |                                                          |
      |                                                          unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
fuzz_ip6.c:624:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  624 |         tmp6 = thc_get_own_ipv6(interface, dst6, PREFER_GLOBAL);
      |              ^
fuzz_ip6.c:626:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  626 |         tmp6 = someaddr6;
      |              ^
fuzz_ip6.c:639:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  639 |         tmp6 = thc_get_own_ipv6(interface, dst6, PREFER_GLOBAL);
      |              ^
fuzz_ip6.c:641:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  641 |         tmp6 = someaddr6;
      |              ^
fuzz_ip6.c:645:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  645 |       tmp6 = thc_resolve6("ff00::");
      |            ^
fuzz_ip6.c:650:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  650 |       tmp6 = thc_get_own_ipv6(interface, dst6, PREFER_GLOBAL);
      |            ^
fuzz_ip6.c:656:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  656 |         tmp6 = thc_get_own_ipv6(interface, dst6, PREFER_GLOBAL);
      |              ^
fuzz_ip6.c:658:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  658 |         tmp6 = someaddr6;
      |              ^
fuzz_ip6.c:669:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  669 |         tmp6 = someaddr6;
      |              ^
fuzz_ip6.c:671:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  671 |         tmp6 = thc_resolve6("ff05::3");
      |              ^
fuzz_ip6.c:858:35: warning: pointer targets in passing argument 2 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
  858 |   if (thc_generate_pkt(interface, srcmac, mac, pkt, &pkt_len) < 0) return -1;
      |                                   ^~~~~~
      |                                   |
      |                                   char *
thc-ipv6.h:206:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  206 | extern int thc_generate_pkt(char *interface, unsigned char *srcmac,
      |                                              ~~~~~~~~~~~~~~~^~~~~~
fuzz_ip6.c:1112:41: warning: pointer targets in passing argument 3 of ‘check_alive’ differ in signedness [-Wpointer-sign]
 1112 |           if (check_alive(p, interface, srcmac, mac, src6, real_dst6) == 0) {
      |                                         ^~~~~~
      |                                         |
      |                                         char *
fuzz_ip6.c:209:60: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  209 | int check_alive(pcap_t *p, char *interface, unsigned char *srcmac,
      |                                             ~~~~~~~~~~~~~~~^~~~~~
fuzz_ip6.c:1112:60: warning: pointer targets in passing argument 6 of ‘check_alive’ differ in signedness [-Wpointer-sign]
 1112 |           if (check_alive(p, interface, srcmac, mac, src6, real_dst6) == 0) {
      |                                                            ^~~~~~~~~
      |                                                            |
      |                                                            char *
fuzz_ip6.c:210:75: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  210 |                 unsigned char *dstmac, unsigned char *src, unsigned char *dst) {
      |                                                            ~~~~~~~~~~~~~~~^~~
fuzz_ip6.c:1133:35: warning: pointer targets in passing argument 3 of ‘check_alive’ differ in signedness [-Wpointer-sign]
 1133 |     if (check_alive(p, interface, srcmac, mac, src6, real_dst6) == 0) {
      |                                   ^~~~~~
      |                                   |
      |                                   char *
fuzz_ip6.c:209:60: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  209 | int check_alive(pcap_t *p, char *interface, unsigned char *srcmac,
      |                                             ~~~~~~~~~~~~~~~^~~~~~
fuzz_ip6.c:1133:54: warning: pointer targets in passing argument 6 of ‘check_alive’ differ in signedness [-Wpointer-sign]
 1133 |     if (check_alive(p, interface, srcmac, mac, src6, real_dst6) == 0) {
      |                                                      ^~~~~~~~~
      |                                                      |
      |                                                      char *
fuzz_ip6.c:210:75: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  210 |                 unsigned char *dstmac, unsigned char *src, unsigned char *dst) {
      |                                                            ~~~~~~~~~~~~~~~^~~
fuzz_ip6.c:963:42: warning: array subscript 7 is above array bounds of ‘unsigned int[2]’ [-Warray-bounds=]
  963 |                 hdr->pkt[test_pos] ^ xors[test_cnt - COUNT_BYTE - 1];
      |                                      ~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
fuzz_ip6.c:54:20: note: while referencing ‘xors’
   54 | unsigned int       xors[] = {0, 0xffffffff};                    // 2
      |                    ^~~~
In file included from /usr/include/string.h:548,
                 from fuzz_ip6.c:3:
In function ‘memcpy’,
    inlined from ‘main’ at fuzz_ip6.c:690:9:
/usr/include/bits/string_fortified.h:29:10: warning: ‘mcast6’ may be used uninitialized [-Wmaybe-uninitialized]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~
fuzz_ip6.c: In function ‘main’:
fuzz_ip6.c:231:41: note: ‘mcast6’ was declared here
  231 |   unsigned char *pkt = NULL, *pkt_bak, *mcast6, *someaddr6 = NULL;
      |                                         ^~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_mld26 flood_mld26.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_mld26.c: In function ‘main’:
flood_mld26.c:25:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   25 |   unsigned char *mac6 = mac, *ip6 = thc_resolve6("fe80::ff:fe00:0");
      |                         ^~~
flood_mld26.c:32:18: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   32 |   int            rawmode = 0;
      |                  ^~~~~~~
flood_mld26.c:29:24: warning: variable ‘prefer’ set but not used [-Wunused-but-set-variable]
   29 |   int            i, j, prefer = PREFER_LINK;
      |                        ^~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o alive6 alive6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
alive6.c: In function ‘warlord_checkFingerprint’:
alive6.c:291:25: warning: variable ‘ip_mod’ set but not used [-Wunused-but-set-variable]
  291 |   char *os, *end, *ptr, ip_mod, ip_ver = 0, ip_hdr_size = 0;
      |                         ^~~~~~
alive6.c: In function ‘check_packets’:
alive6.c:433:63: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  433 |         if (memcmp(ptr + 48 + offset, (char *)tagging, strlen(tagging)) == 0) {
      |                                                               ^~~~~~~
      |                                                               |
      |                                                               unsigned char *
In file included from alive6.c:3:
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
alive6.c:455:18: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  455 |         snprintf(sport, sizeof(sport), "%d/", i);
      |                  ^~~~~
      |                  |
      |                  unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from alive6.c:1:
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
alive6.c:469:16: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  469 |       snprintf(sport, sizeof(sport), "%d/", i);
      |                ^~~~~
      |                |
      |                unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
alive6.c:472:41: warning: pointer targets in passing argument 1 of ‘warlord_checkFingerprint’ differ in signedness [-Wpointer-sign]
  472 |           os = warlord_checkFingerprint(ptr, len);
      |                                         ^~~
      |                                         |
      |                                         unsigned char *
alive6.c:290:38: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  290 | char *warlord_checkFingerprint(char *buffer, int len) {
      |                                ~~~~~~^~~~~~
alive6.c:536:18: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  536 |         snprintf(sport, sizeof(sport), "%d:%d/", ptr[40], ptr[41]);
      |                  ^~~~~
      |                  |
      |                  unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
alive6.c:587:14: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  587 |           p1 = "unreachable";
      |              ^
alive6.c:590:14: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  590 |           p1 = "toobig";
      |              ^
alive6.c:593:14: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  593 |           p1 = "time-to-live-exceeded";
      |              ^
alive6.c: In function ‘main’:
alive6.c:821:17: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  821 |         tagging = optarg;
      |                 ^
alive6.c:887:19: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  887 |           if ((p2 = strdup(optarg)) == NULL) {
      |                   ^
alive6.c:891:22: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
  891 |           p3 = index(p2, '/');
      |                      ^~
      |                      |
      |                      unsigned char *
In file included from /usr/include/string.h:462:
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
alive6.c:891:14: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  891 |           p3 = index(p2, '/');
      |              ^
alive6.c:893:25: warning: pointer targets in passing argument 1 of ‘atoi’ differ in signedness [-Wpointer-sign]
  893 |           if ((i = atoi(p3)) < 8 || i > 120 || i % 8 != 0) {
      |                         ^~
      |                         |
      |                         unsigned char *
/usr/include/stdlib.h:481:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  481 | __NTH (atoi (const char *__nptr))
      | ^~~~~
alive6.c:1068:12: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
 1068 |     strcpy(string, "ip6");
      |            ^~~~~~
      |            |
      |            unsigned char *
/usr/include/bits/string_fortified.h:77:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
alive6.c:1070:13: warning: pointer targets in passing argument 1 of ‘sprintf’ differ in signedness [-Wpointer-sign]
 1070 |     sprintf(string, "dst %s", thc_ipv62notation(src6));
      |             ^~~~~~
      |             |
      |             unsigned char *
/usr/include/bits/stdio2.h:28:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   28 | __NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...))
      | ^~~~~
alive6.c:1072:12: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
 1072 |     strcat(string, " and ");
      |            ^~~~~~
      |            |
      |            unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
alive6.c:1075:14: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
 1075 |       strcat(string, "( icmp6 or ");
      |              ^~~~~~
      |              |
      |              unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
alive6.c:1076:37: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
 1076 |       if (udpports[0] != -1) strcat(string, "udp ");
      |                                     ^~~~~~
      |                                     |
      |                                     unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
alive6.c:1079:16: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
 1079 |         strcat(string, "or ");
      |                ^~~~~~
      |                |
      |                unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
alive6.c:1081:16: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
 1081 |         strcat(string, "tcp ");
      |                ^~~~~~
      |                |
      |                unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
alive6.c:1082:14: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
 1082 |       strcat(string, ")");
      |              ^~~~~~
      |              |
      |              unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
alive6.c:1084:14: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
 1084 |       strcat(string, "icmp6");
      |              ^~~~~~
      |              |
      |              unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
alive6.c:1113:16: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
 1113 |     if (strlen(tagging) > 8) tagging[8] = 0;
      |                ^~~~~~~
      |                |
      |                unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
alive6.c:1114:43: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
 1114 |     for (i = 0; i < (sizeof(buf) / strlen(tagging)); i++)
      |                                           ^~~~~~~
      |                                           |
      |                                           unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
alive6.c:1115:32: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
 1115 |       memcpy(buf + i * (strlen(tagging)), tagging, strlen(tagging));
      |                                ^~~~~~~
      |                                |
      |                                unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
alive6.c:1115:59: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
 1115 |       memcpy(buf + i * (strlen(tagging)), tagging, strlen(tagging));
      |                                                           ^~~~~~~
      |                                                           |
      |                                                           unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
alive6.c:1119:37: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
 1119 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                                     ^~~~~~
      |                                     |
      |                                     unsigned char *
In file included from alive6.c:16:
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
alive6.c:1384:42: warning: pointer targets in passing argument 3 of ‘adress4to6’ differ in signedness [-Wpointer-sign]
 1384 |       bl = adress4to6(cur_dst, addr_cur, &bh);
      |                                          ^~~
      |                                          |
      |                                          unsigned char *
alive6.c:642:64: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  642 | int adress4to6(unsigned char *addr6, unsigned int addr4, char *state) {
      |                                                          ~~~~~~^~~~~
alive6.c:1835:69: warning: pointer targets in passing argument 10 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1835 |                               (sp << 16) + sp, 0, TCP_SYN, 5760, 0, tcp_opt,
      |                                                                     ^~~~~~~
      |                                                                     |
      |                                                                     unsigned char *
thc-ipv6.h:190:57: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  190 |                        unsigned short int urgent, char *option, int option_len,
      |                                                   ~~~~~~^~~~~~
alive6.c:1964:72: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1964 |             if (thc_add_udp(pkt, &pkt_len, sp, udpports[i] % 65536, 0, dns6buf,
      |                                                                        ^~~~~~~
      |                                                                        |
      |                                                                        unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
alive6.c:727:55: warning: unused variable ‘sendrc’ [-Wunused-variable]
  727 |       no_send_remote = 2, nos = 0, renew = 0, errcnt, sendrc;
      |                                                       ^~~~~~
In file included from /usr/include/stdio.h:980:
In function ‘printf’,
    inlined from ‘check_packets’ at alive6.c:596:7:
/usr/include/bits/stdio2.h:86:10: warning: ‘p1’ may be used uninitialized [-Wmaybe-uninitialized]
   86 |   return __printf_chk (__USE_FORTIFY_LEVEL - 1, __fmt, __va_arg_pack ());
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
alive6.c: In function ‘check_packets’:
alive6.c:393:48: note: ‘p1’ was declared here
  393 |   unsigned char *ptr = (unsigned char *)data, *p1, *p2, *p3, sport[16] = "",
      |                                                ^~
alive6.c: In function ‘main’:
alive6.c:1198:23: warning: ‘%s’ directive argument is null [-Wformat-overflow=]
 1198 |                       "Warning: network mask is ignored and processed as "
      |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
alive6.c:1199:37: note: format string is defined here
 1199 |                       "single host: %s\n",
      |                                     ^~
alive6.c:1375:16: warning: ‘cur_dst’ may be used uninitialized [-Wmaybe-uninitialized]
 1375 |           p2 = thc_ipv62notation(cur_dst);
      |                ^~~~~~~~~~~~~~~~~~~~~~~~~~
alive6.c:718:48: note: ‘cur_dst’ was declared here
  718 |   unsigned char *pkt = NULL, *router6 = NULL, *cur_dst, *p2, *p3, *ptr3, *smac,
      |                                                ^~~~~~~
alive6.c:731:31: warning: ‘bm’ may be used uninitialized [-Wmaybe-uninitialized]
  731 |   unsigned char fcnt = 0, bh, bm, bl, restart, use_dmac = 0, dump_all = 0,
      |                               ^~
alive6.c:1279:12: warning: ‘bl’ may be used uninitialized [-Wmaybe-uninitialized]
 1279 |         if (bl == 255) {
      |            ^
alive6.c:731:35: note: ‘bl’ was declared here
  731 |   unsigned char fcnt = 0, bh, bm, bl, restart, use_dmac = 0, dump_all = 0,
      |                                   ^~
alive6.c:1373:10: warning: ‘restart’ may be used uninitialized [-Wmaybe-uninitialized]
 1373 |       if (restart) {  // bl = return, bm = fcnt_counter, bh = state
      |          ^
alive6.c:731:39: note: ‘restart’ was declared here
  731 |   unsigned char fcnt = 0, bh, bm, bl, restart, use_dmac = 0, dump_all = 0,
      |                                       ^~~~~~~
alive6.c:1323:19: warning: ‘ip2’ may be used uninitialized [-Wmaybe-uninitialized]
 1323 |         } else if (ip2 < dict[dictptr + 5]) {
      |                   ^
alive6.c:733:21: note: ‘ip2’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                     ^~~
alive6.c:1320:17: warning: ‘ip3’ may be used uninitialized [-Wmaybe-uninitialized]
 1320 |         else if (ip3 < dict[dictptr + 6]) {
      |                 ^
alive6.c:733:26: note: ‘ip3’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                          ^~~
alive6.c:1318:12: warning: ‘ip4’ may be used uninitialized [-Wmaybe-uninitialized]
 1318 |         if (ip4 < dict[dictptr + 7])
      |            ^
alive6.c:733:31: note: ‘ip4’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                               ^~~
alive6.c:1635:16: warning: ‘cip1’ may be used uninitialized [-Wmaybe-uninitialized]
 1635 |             if (cip1 < tip1) {
      |                ^
alive6.c:733:36: note: ‘cip1’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                                    ^~~~
alive6.c:1616:16: warning: ‘cip2’ may be used uninitialized [-Wmaybe-uninitialized]
 1616 |             if (cip2 < tip2) {
      |                ^
alive6.c:733:42: note: ‘cip2’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                                          ^~~~
alive6.c:1597:16: warning: ‘cip3’ may be used uninitialized [-Wmaybe-uninitialized]
 1597 |             if (cip3 < tip3) {
      |                ^
alive6.c:733:48: note: ‘cip3’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                                                ^~~~
alive6.c:1578:16: warning: ‘cip4’ may be used uninitialized [-Wmaybe-uninitialized]
 1578 |             if (cip4 < tip4) {
      |                ^
alive6.c:733:54: note: ‘cip4’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                                                      ^~~~
alive6.c:1551:22: warning: ‘cip5’ may be used uninitialized [-Wmaybe-uninitialized]
 1551 |             if (cip5 + step <= tip5) {
      |                 ~~~~~^~~~~~
alive6.c:733:60: note: ‘cip5’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                                                            ^~~~
alive6.c:1532:22: warning: ‘cip6’ may be used uninitialized [-Wmaybe-uninitialized]
 1532 |             if (cip6 + step <= tip6) {
      |                 ~~~~~^~~~~~
alive6.c:733:66: note: ‘cip6’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                                                                  ^~~~
alive6.c:1513:22: warning: ‘cip7’ may be used uninitialized [-Wmaybe-uninitialized]
 1513 |             if (cip7 + step <= tip7) {
      |                 ~~~~~^~~~~~
alive6.c:733:72: note: ‘cip7’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                                                                        ^~~~
alive6.c:1494:22: warning: ‘cip8’ may be used uninitialized [-Wmaybe-uninitialized]
 1494 |             if (cip8 + step <= tip8) {
      |                 ~~~~~^~~~~~
alive6.c:734:7: note: ‘cip8’ was declared here
  734 |       cip8;
      |       ^~~~
alive6.c:1624:12: warning: ‘fip1’ may be used uninitialized [-Wmaybe-uninitialized]
 1624 |         if (fip1 != tip1 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:16: note: ‘fip1’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                ^~~~
alive6.c:1605:12: warning: ‘fip2’ may be used uninitialized [-Wmaybe-uninitialized]
 1605 |         if (fip2 != tip2 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:22: note: ‘fip2’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                      ^~~~
alive6.c:1586:12: warning: ‘fip3’ may be used uninitialized [-Wmaybe-uninitialized]
 1586 |         if (fip3 != tip3 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:28: note: ‘fip3’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                            ^~~~
alive6.c:1567:12: warning: ‘fip4’ may be used uninitialized [-Wmaybe-uninitialized]
 1567 |         if (fip4 != tip4 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:34: note: ‘fip4’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                                  ^~~~
alive6.c:1548:12: warning: ‘fip5’ may be used uninitialized [-Wmaybe-uninitialized]
 1548 |         if (fip5 != tip5 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:40: note: ‘fip5’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                                        ^~~~
alive6.c:1529:12: warning: ‘fip6’ may be used uninitialized [-Wmaybe-uninitialized]
 1529 |         if (fip6 != tip6 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:46: note: ‘fip6’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                                              ^~~~
alive6.c:1510:12: warning: ‘fip7’ may be used uninitialized [-Wmaybe-uninitialized]
 1510 |         if (fip7 != tip7 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:52: note: ‘fip7’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                                                    ^~~~
alive6.c:1491:12: warning: ‘fip8’ may be used uninitialized [-Wmaybe-uninitialized]
 1491 |         if (fip8 != tip8 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:58: note: ‘fip8’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                                                          ^~~~
alive6.c:1624:12: warning: ‘tip1’ may be used uninitialized [-Wmaybe-uninitialized]
 1624 |         if (fip1 != tip1 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:64: note: ‘tip1’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                                                                ^~~~
alive6.c:1605:12: warning: ‘tip2’ may be used uninitialized [-Wmaybe-uninitialized]
 1605 |         if (fip2 != tip2 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:70: note: ‘tip2’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                                                                      ^~~~
alive6.c:1586:12: warning: ‘tip3’ may be used uninitialized [-Wmaybe-uninitialized]
 1586 |         if (fip3 != tip3 && (inc_step || inc_next)) {
      |            ^
alive6.c:735:76: note: ‘tip3’ was declared here
  735 |   unsigned int fip1, fip2, fip3, fip4, fip5, fip6, fip7, fip8, tip1, tip2, tip3,
      |                                                                            ^~~~
alive6.c:1567:12: warning: ‘tip4’ may be used uninitialized [-Wmaybe-uninitialized]
 1567 |         if (fip4 != tip4 && (inc_step || inc_next)) {
      |            ^
alive6.c:736:7: note: ‘tip4’ was declared here
  736 |       tip4, tip5, tip6, tip7, tip8;
      |       ^~~~
alive6.c:1548:12: warning: ‘tip5’ may be used uninitialized [-Wmaybe-uninitialized]
 1548 |         if (fip5 != tip5 && (inc_step || inc_next)) {
      |            ^
alive6.c:736:13: note: ‘tip5’ was declared here
  736 |       tip4, tip5, tip6, tip7, tip8;
      |             ^~~~
alive6.c:1529:12: warning: ‘tip6’ may be used uninitialized [-Wmaybe-uninitialized]
 1529 |         if (fip6 != tip6 && (inc_step || inc_next)) {
      |            ^
alive6.c:736:19: note: ‘tip6’ was declared here
  736 |       tip4, tip5, tip6, tip7, tip8;
      |                   ^~~~
alive6.c:1510:12: warning: ‘tip7’ may be used uninitialized [-Wmaybe-uninitialized]
 1510 |         if (fip7 != tip7 && (inc_step || inc_next)) {
      |            ^
alive6.c:736:25: note: ‘tip7’ was declared here
  736 |       tip4, tip5, tip6, tip7, tip8;
      |                         ^~~~
alive6.c:1491:12: warning: ‘tip8’ may be used uninitialized [-Wmaybe-uninitialized]
 1491 |         if (fip8 != tip8 && (inc_step || inc_next)) {
      |            ^
alive6.c:736:31: note: ‘tip8’ was declared here
  736 |       tip4, tip5, tip6, tip7, tip8;
      |                               ^~~~
alive6.c:1384:12: warning: ‘addr_cur’ may be used uninitialized [-Wmaybe-uninitialized]
 1384 |       bl = adress4to6(cur_dst, addr_cur, &bh);
      |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
alive6.c:730:57: note: ‘addr_cur’ was declared here
  730 |   unsigned int  four_from[MAX_FOUR], four_to[MAX_FOUR], addr_cur;
      |                                                         ^~~~~~~~
alive6.c:1340:20: warning: ‘ip1’ may be used uninitialized [-Wmaybe-uninitialized]
 1340 |         cur_dst[9] = ip1 % 256;
      |         ~~~~~~~~~~~^~~~~~~~~~~
alive6.c:733:16: note: ‘ip1’ was declared here
  733 |   unsigned int ip1, ip2, ip3, ip4, cip1, cip2, cip3, cip4, cip5, cip6, cip7,
      |                ^~~
alive6.c:727:47: warning: ‘errcnt’ may be used uninitialized [-Wmaybe-uninitialized]
  727 |       no_send_remote = 2, nos = 0, renew = 0, errcnt, sendrc;
      |                                               ^~~~~~
alive6.c:2047:28: warning: ‘ok’ may be used uninitialized [-Wmaybe-uninitialized]
 2047 |   if (curr > 1 || list > 0 || ok != 0 || tcount > alive_no ||
      |       ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~
alive6.c:729:36: note: ‘ok’ was declared here
  729 |        *ptr, *ptr2, do_router = 0, ok;
      |                                    ^~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o implementation6 implementation6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
implementation6.c: In function ‘main’:
implementation6.c:327:10: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  327 |   strcat(string, thc_ipv62notation(src6));
      |          ^~~~~~
      |          |
      |          unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from implementation6.c:9:
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
implementation6.c:327:18: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  327 |   strcat(string, thc_ipv62notation(src6));
      |                  ^~~~~~~~~~~~~~~~~~~~~~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
implementation6.c:328:10: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  328 |   strcat(string2, thc_ipv62notation(dst6));
      |          ^~~~~~~
      |          |
      |          unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
implementation6.c:328:19: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  328 |   strcat(string2, thc_ipv62notation(dst6));
      |                   ^~~~~~~~~~~~~~~~~~~~~~~
      |                   |
      |                   unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
implementation6.c:340:37: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
  340 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                                     ^~~~~~
      |                                     |
      |                                     unsigned char *
In file included from implementation6.c:19:
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
implementation6.c:1546:34: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
 1546 |     p = thc_pcap_init(interface, string2);
      |                                  ^~~~~~~
      |                                  |
      |                                  unsigned char *
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
implementation6.c:1556:34: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
 1556 |     p = thc_pcap_init(interface, string);
      |                                  ^~~~~~
      |                                  |
      |                                  unsigned char *
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
implementation6.c:1635:34: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
 1635 |     p = thc_pcap_init(interface, string2);
      |                                  ^~~~~~~
      |                                  |
      |                                  unsigned char *
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
implementation6.c:1653:34: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
 1653 |     p = thc_pcap_init(interface, string);
      |                                  ^~~~~~
      |                                  |
      |                                  unsigned char *
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
implementation6.c:1670:34: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
 1670 |     p = thc_pcap_init(interface, string2);
      |                                  ^~~~~~~
      |                                  |
      |                                  unsigned char *
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
implementation6.c:1688:34: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
 1688 |     p = thc_pcap_init(interface, string);
      |                                  ^~~~~~
      |                                  |
      |                                  unsigned char *
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_router6 flood_router6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_router6.c: In function ‘main’:
flood_router6.c:27:46: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   27 |   unsigned char *routerip6, *route6, *mac6 = mac, *ip6;
      |                                              ^~~
flood_router6.c:33:20: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   33 |   int pkt_len = 0, rawmode = 0, count = 0, do_hop = 0, do_frag = 0, cnt,
      |                    ^~~~~~~
flood_router6.c:33:69: warning: ‘cnt’ may be used uninitialized [-Wmaybe-uninitialized]
   33 |   int pkt_len = 0, rawmode = 0, count = 0, do_hop = 0, do_frag = 0, cnt,
      |                                                                     ^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_advertise6 flood_advertise6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_advertise6.c: In function ‘main’:
flood_advertise6.c:26:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   26 |   unsigned char *mac6 = mac, *ip6;
      |                         ^~~
flood_advertise6.c:33:7: warning: variable ‘keepmac’ set but not used [-Wunused-but-set-variable]
   33 |       keepmac = 0;
      |       ^~~~~~~
flood_advertise6.c:32:27: warning: unused variable ‘rawmode’ [-Wunused-variable]
   32 |   int pkt_len = 0, flags, rawmode = 0, count = 0, prefer = PREFER_LINK,
      |                           ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_solicitate6 flood_solicitate6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_solicitate6.c: In function ‘main’:
flood_solicitate6.c:28:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   28 |   unsigned char *mac6 = mac, *ip6, *query6, *smac = NULL;
      |                         ^~~
flood_solicitate6.c:54:10: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   54 |     smac = srcmac;
      |          ^
flood_solicitate6.c:34:31: warning: unused variable ‘rawmode’ [-Wunused-variable]
   34 |   int            pkt_len = 0, rawmode = 0, count = 0;
      |                               ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_dhcps6 fake_dhcps6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fake_dhcps6.c: In function ‘main’:
fake_dhcps6.c:29:37: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   29 |   unsigned char *routerip6, *mac6 = mac, *ip6, *ptr, *ptr1, *ptr2, *ptr3;
      |                                     ^~~
fake_dhcps6.c:55:25: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   55 |   if (argc >= 6 && (ptr = argv[5]) != NULL)
      |                         ^
fake_dhcps6.c:56:12: warning: pointer targets in passing argument 1 of ‘sscanf’ differ in signedness [-Wpointer-sign]
   56 |     sscanf(ptr, "%x:%x:%x:%x:%x:%x", (unsigned int *)&mac[0],
      |            ^~~
      |            |
      |            unsigned char *
In file included from fake_dhcps6.c:1:
/usr/include/stdio.h:430:43: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  430 | extern int sscanf (const char *__restrict __s,
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~
fake_dhcps6.c:74:12: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   74 |   if ((ptr = index(routerip, '/')) == NULL) {
      |            ^
fake_dhcps6.c:81:15: warning: pointer targets in passing argument 1 of ‘atoi’ differ in signedness [-Wpointer-sign]
   81 |   size = atoi(ptr);
      |               ^~~
      |               |
      |               unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28:
/usr/include/stdlib.h:481:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  481 | __NTH (atoi (const char *__nptr))
      | ^~~~~
fake_dhcps6.c:130:50: warning: pointer targets in passing argument 3 of ‘thc_bind_multicast_to_socket’ differ in signedness [-Wpointer-sign]
  130 |   if (thc_bind_multicast_to_socket(s, interface, thc_resolve6("ff02::1:2")) <
      |                                                  ^~~~~~~~~~~~~~~~~~~~~~~~~
      |                                                  |
      |                                                  unsigned char *
In file included from fake_dhcps6.c:13:
thc-ipv6.h:226:73: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  226 | extern int   thc_bind_multicast_to_socket(int s, char *interface, char *src);
      |                                                                   ~~~~~~^~~
fake_dhcps6.c:132:50: warning: pointer targets in passing argument 3 of ‘thc_bind_multicast_to_socket’ differ in signedness [-Wpointer-sign]
  132 |       thc_bind_multicast_to_socket(s, interface, thc_resolve6("ff02::1:3")) <
      |                                                  ^~~~~~~~~~~~~~~~~~~~~~~~~
      |                                                  |
      |                                                  unsigned char *
thc-ipv6.h:226:73: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  226 | extern int   thc_bind_multicast_to_socket(int s, char *interface, char *src);
      |                                                                   ~~~~~~^~~
fake_dhcps6.c:173:32: warning: pointer targets in passing argument 1 of ‘thc_dump_data’ differ in signedness [-Wpointer-sign]
  173 |       if (debug) thc_dump_data(rdatabuf, len, "Received Packet");
      |                                ^~~~~~~~
      |                                |
      |                                char *
thc-ipv6.h:217:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  217 | extern void thc_dump_data(unsigned char *buf, int len, char *text);
      |                           ~~~~~~~~~~~~~~~^~~
fake_dhcps6.c:175:32: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
  175 |       ptr2 = thc_ipv62notation((char *)&ddst.sin6_addr);
      |                                ^~~~~~~~~~~~~~~~~~~~~~~
      |                                |
      |                                char *
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
fake_dhcps6.c:178:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  178 |           ptr1 = "Solicitate";
      |                ^
fake_dhcps6.c:181:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  181 |           ptr1 = "Advertise (illegal, ignored)";
      |                ^
fake_dhcps6.c:184:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  184 |           ptr1 = "Request";
      |                ^
fake_dhcps6.c:187:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  187 |           ptr1 = "Confirm";
      |                ^
fake_dhcps6.c:190:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  190 |           ptr1 = "Renew";
      |                ^
fake_dhcps6.c:193:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  193 |           ptr1 = "Rebind";
      |                ^
fake_dhcps6.c:196:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  196 |           ptr1 = "Reply (illegal, ignored)";
      |                ^
fake_dhcps6.c:199:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  199 |           ptr1 = "Release (ignored)";
      |                ^
fake_dhcps6.c:202:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  202 |           ptr1 = "Decline (ignored)";
      |                ^
fake_dhcps6.c:205:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  205 |           ptr1 = "Reconfigure (illegal, ignored)";
      |                ^
fake_dhcps6.c:208:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  208 |           ptr1 = "Information Request (ignored)";
      |                ^
fake_dhcps6.c:211:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  211 |           ptr1 = "Relay Forward (ignored)";
      |                ^
fake_dhcps6.c:214:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  214 |           ptr1 = "Relay Reply (ignored)";
      |                ^
fake_dhcps6.c:217:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  217 |           ptr1 = "Unknown (ignored)";
      |                ^
fake_dhcps6.c:271:49: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
  271 |           ptr3 = thc_ipv62notation(wdatabuf + i + 4);
      |                                    ~~~~~~~~~~~~~^~~
      |                                                 |
      |                                                 char *
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
fake_dhcps6.c:301:34: warning: pointer targets in passing argument 1 of ‘thc_dump_data’ differ in signedness [-Wpointer-sign]
  301 |         if (debug) thc_dump_data(wdatabuf, len, "Reply Packet");
      |                                  ^~~~~~~~
      |                                  |
      |                                  char *
thc-ipv6.h:217:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  217 | extern void thc_dump_data(unsigned char *buf, int len, char *text);
      |                           ~~~~~~~~~~~~~~~^~~
fake_dhcps6.c:311:36: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
  311 |           ptr2 = thc_ipv62notation((char *)&ddst.sin6_addr);
      |                                    ^~~~~~~~~~~~~~~~~~~~~~~
      |                                    |
      |                                    char *
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
fake_dhcps6.c:31:13: warning: variable ‘fromlen’ set but not used [-Wunused-but-set-variable]
   31 |   int size, fromlen = 0, /*mtu = 1500, */ i, j, k, l, m, s, len, t, mlen,
      |             ^~~~~~~
In file included from /usr/include/stdio.h:980:
In function ‘printf’,
    inlined from ‘main’ at fake_dhcps6.c:313:13:
/usr/include/bits/stdio2.h:86:10: warning: ‘ptr3’ may be used uninitialized [-Wmaybe-uninitialized]
   86 |   return __printf_chk (__USE_FORTIFY_LEVEL - 1, __fmt, __va_arg_pack ());
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
fake_dhcps6.c: In function ‘main’:
fake_dhcps6.c:29:69: note: ‘ptr3’ was declared here
   29 |   unsigned char *routerip6, *mac6 = mac, *ip6, *ptr, *ptr1, *ptr2, *ptr3;
      |                                                                     ^~~~
fake_dhcps6.c:316:21: warning: ‘m’ may be used uninitialized [-Wmaybe-uninitialized]
  316 |           } else if (m)
      |                     ^
fake_dhcps6.c:31:55: note: ‘m’ was declared here
   31 |   int size, fromlen = 0, /*mtu = 1500, */ i, j, k, l, m, s, len, t, mlen,
      |                                                       ^
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o exploit6 exploit6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
exploit6.c: In function ‘main’:
exploit6.c:107:10: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  107 |   strcat(string, thc_ipv62notation(src6));
      |          ^~~~~~
      |          |
      |          unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from exploit6.c:6:
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
exploit6.c:107:18: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  107 |   strcat(string, thc_ipv62notation(src6));
      |                  ^~~~~~~~~~~~~~~~~~~~~~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
exploit6.c:108:10: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  108 |   strcat(string2, thc_ipv62notation(dst6));
      |          ^~~~~~~
      |          |
      |          unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
exploit6.c:108:19: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  108 |   strcat(string2, thc_ipv62notation(dst6));
      |                   ^~~~~~~~~~~~~~~~~~~~~~~
      |                   |
      |                   unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
exploit6.c:124:37: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
  124 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                                     ^~~~~~
      |                                     |
      |                                     unsigned char *
In file included from exploit6.c:16:
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
exploit6.c:70:44: warning: unused variable ‘pkt_len3’ [-Wunused-variable]
   70 |   int           pkt_len = 0, pkt_len2 = 0, pkt_len3 = 0, noping = 0, mtu = 1500;
      |                                            ^~~~~~~~
exploit6.c:70:30: warning: unused variable ‘pkt_len2’ [-Wunused-variable]
   70 |   int           pkt_len = 0, pkt_len2 = 0, pkt_len3 = 0, noping = 0, mtu = 1500;
      |                              ^~~~~~~~
exploit6.c:69:45: warning: unused variable ‘pkt3’ [-Wunused-variable]
   69 |   unsigned char *pkt = NULL, *pkt2 = NULL, *pkt3 = NULL;
      |                                             ^~~~
exploit6.c:69:31: warning: unused variable ‘pkt2’ [-Wunused-variable]
   69 |   unsigned char *pkt = NULL, *pkt2 = NULL, *pkt3 = NULL;
      |                               ^~~~
exploit6.c:67:25: warning: unused variable ‘j’ [-Wunused-variable]
   67 |   int            i = 0, j, srcmtu, fragsize, offset = 14;
      |                         ^
exploit6.c:65:50: warning: unused variable ‘routers’ [-Wunused-variable]
   65 |   unsigned char *srcmac = NULL, *dstmac = NULL, *routers[2], null_buffer[6];
      |                                                  ^~~~~~~
exploit6.c:63:61: warning: variable ‘mcast6’ set but not used [-Wunused-but-set-variable]
   63 |   unsigned char *dst6, *ldst6 = malloc(16), *src6, *lsrc6, *mcast6, *route6,
      |                                                             ^~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o trace6 trace6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
trace6.c: In function ‘check_packets’:
trace6.c:119:23: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  119 |           remark[pos] = strdup("\t[ping reply received]");
      |                       ^
trace6.c:166:25: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  166 |             remark[pos] = strdup("\t[unreachable message received]");
      |                         ^
trace6.c:189:25: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  189 |             remark[pos] = strdup("\t[parameter problem received]");
      |                         ^
trace6.c:211:25: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  211 |             remark[pos] = strdup("\t[TCP SYN-ACK reply received]");
      |                         ^
trace6.c:214:25: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  214 |             remark[pos] = strdup("\t[TCP RST reply received]");
      |                         ^
trace6.c:217:25: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  217 |             remark[pos] = strdup("\t[TCP unknown reply received]");
      |                         ^
trace6.c:228:21: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  228 |         remark[pos] = strdup("\t[UDP reply received]");
      |                     ^
trace6.c:250:25: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  250 |             remark[pos] = strdup("\t[port unreachable message received]");
      |                         ^
trace6.c:254:25: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  254 |             remark[pos] = strdup("\t[unreachable message received]");
      |                         ^
trace6.c: In function ‘main’:
trace6.c:336:13: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  336 |   interface = argv[optind];
      |             ^
trace6.c:341:45: warning: pointer targets in passing argument 1 of ‘thc_get_own_ipv6’ differ in signedness [-Wpointer-sign]
  341 |   if (src6 == NULL) src6 = thc_get_own_ipv6(interface, dst6, PREFER_GLOBAL);
      |                                             ^~~~~~~~~
      |                                             |
      |                                             unsigned char *
In file included from trace6.c:12:
thc-ipv6.h:104:46: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  104 | extern unsigned char *thc_get_own_ipv6(char *interface, unsigned char *dst,
      |                                        ~~~~~~^~~~~~~~~
trace6.c:342:28: warning: pointer targets in passing argument 1 of ‘thc_get_own_mac’ differ in signedness [-Wpointer-sign]
  342 |   srcmac = thc_get_own_mac(interface);
      |                            ^~~~~~~~~
      |                            |
      |                            unsigned char *
thc-ipv6.h:102:45: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  102 | extern unsigned char *thc_get_own_mac(char *interface);
      |                                       ~~~~~~^~~~~~~~~
trace6.c:367:42: warning: pointer targets in passing argument 1 of ‘thc_get_mac’ differ in signedness [-Wpointer-sign]
  367 |   if (rawmode == 0 && (mac = thc_get_mac(interface, src6, dst6)) == NULL) {
      |                                          ^~~~~~~~~
      |                                          |
      |                                          unsigned char *
thc-ipv6.h:107:41: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  107 | extern unsigned char *thc_get_mac(char *interface, unsigned char *src,
      |                                   ~~~~~~^~~~~~~~~
trace6.c:372:10: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  372 |   strcat(string, thc_ipv62notation(src6));
      |          ^~~~~~
      |          |
      |          unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from trace6.c:1:
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
trace6.c:372:18: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  372 |   strcat(string, thc_ipv62notation(src6));
      |                  ^~~~~~~~~~~~~~~~~~~~~~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
trace6.c:376:15: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  376 |     remark[i] = strdup("");
      |               ^
trace6.c:380:26: warning: pointer targets in passing argument 1 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
  380 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                          ^~~~~~~~~
      |                          |
      |                          unsigned char *
thc-ipv6.h:95:36: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                              ~~~~~~^~~~~~~~~
trace6.c:380:37: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
  380 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                                     ^~~~~~
      |                                     |
      |                                     unsigned char *
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
trace6.c:386:26: warning: pointer targets in passing argument 1 of ‘thc_get_mtu’ differ in signedness [-Wpointer-sign]
  386 |   if ((mtu = thc_get_mtu(interface)) < 1280) {
      |                          ^~~~~~~~~
      |                          |
      |                          unsigned char *
thc-ipv6.h:103:41: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  103 | extern int            thc_get_mtu(char *interface);
      |                                   ~~~~~~^~~~~~~~~
trace6.c:431:45: warning: pointer targets in passing argument 1 of ‘thc_create_ipv6_extended’ differ in signedness [-Wpointer-sign]
  431 |                    thc_create_ipv6_extended(interface, PREFER_GLOBAL, &pkt_len,
      |                                             ^~~~~~~~~
      |                                             |
      |                                             unsigned char *
thc-ipv6.h:160:54: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  160 | extern unsigned char *thc_create_ipv6_extended(char *interface, int prefer,
      |                                                ~~~~~~^~~~~~~~~
trace6.c:466:24: warning: pointer targets in passing argument 1 of ‘thc_create_ipv6_extended’ differ in signedness [-Wpointer-sign]
  466 |                        interface, 0, &pkt2_len, dst6, foo6, i, 0, 0, 0, 0)) ==
      |                        ^~~~~~~~~
      |                        |
      |                        unsigned char *
thc-ipv6.h:160:54: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  160 | extern unsigned char *thc_create_ipv6_extended(char *interface, int prefer,
      |                                                ~~~~~~^~~~~~~~~
trace6.c:472:32: warning: pointer targets in passing argument 1 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
  472 |               thc_generate_pkt(interface, foomac, foomac, pkt2, &pkt2_len);
      |                                ^~~~~~~~~
      |                                |
      |                                unsigned char *
thc-ipv6.h:206:35: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  206 | extern int thc_generate_pkt(char *interface, unsigned char *srcmac,
      |                             ~~~~~~^~~~~~~~~
trace6.c:498:49: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
  498 |                               buf_len > 0 ? buf : NULL, buf_len) < 0)
      |                                                 ^
      |                                                 |
      |                                                 unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
trace6.c:502:54: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
  502 |                                    buf_len > 0 ? buf : NULL, buf_len) < 0)
      |                                                      ^
      |                                                      |
      |                                                      unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
trace6.c:505:41: warning: pointer targets in passing argument 1 of ‘thc_generate_and_send_pkt’ differ in signedness [-Wpointer-sign]
  505 |           if (thc_generate_and_send_pkt(interface, srcmac, mac, pkt, &pkt_len) <
      |                                         ^~~~~~~~~
      |                                         |
      |                                         unsigned char *
thc-ipv6.h:203:44: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  203 | extern int thc_generate_and_send_pkt(char *interface, unsigned char *srcmac,
      |                                      ~~~~~~^~~~~~~~~
trace6.c:543:21: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  543 |     position[up_to] = strdup("!!!");
      |                     ^
trace6.c:554:16: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  554 |       snprintf(text, sizeof(text), " with starting MTU %d", orig_mtu);
      |                ^~~~
      |                |
      |                unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
trace6.c:567:20: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  567 |           snprintf(text, sizeof(text), " - new MTU %d", rmtu[i]);
      |                    ^~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
trace6.c:569:20: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  569 |           snprintf(text, sizeof(text), " - new MTU %d - 6in4 tunnel endpoint",
      |                    ^~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
trace6.c:573:20: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  573 |           snprintf(text, sizeof(text),
      |                    ^~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
trace6.c:576:20: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  576 |           snprintf(text, sizeof(text), " - new MTU %d - PPTP tunnel endpoint",
      |                    ^~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
trace6.c:579:20: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  579 |           snprintf(text, sizeof(text), " - new MTU %d - AYIYA tunnel endpoint",
      |                    ^~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
trace6.c:582:20: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  582 |           snprintf(text, sizeof(text), " - new MTU %d", rmtu[i]);
      |                    ^~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
trace6.c:584:20: warning: pointer targets in passing argument 1 of ‘snprintf’ differ in signedness [-Wpointer-sign]
  584 |           snprintf(text, sizeof(text), " - new MTU %d", rmtu[i]);
      |                    ^~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/stdio2.h:51:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   51 | __NTH (snprintf (char *__restrict __s, size_t __n,
      | ^~~~~
trace6.c:590:49: warning: pointer targets in passing argument 1 of ‘thc_resolve6’ differ in signedness [-Wpointer-sign]
  590 |         he = gethostbyaddr(thc_resolve6(position[i]), 16, AF_INET6);
      |                                         ~~~~~~~~^~~
      |                                                 |
      |                                                 unsigned char *
thc-ipv6.h:100:42: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  100 | extern unsigned char *thc_resolve6(char *target);
      |                                    ~~~~~~^~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o denial6 denial6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
denial6.c: In function ‘main’:
denial6.c:320:15: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  320 |       randptr = ipv6->pkt + do_hdr_size + 40 + 8 + 4;
      |               ^
denial6.c:322:15: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  322 |       randptr = ipv6->pkt + 14 + 40 + 8 + 4;
      |               ^
denial6.c:60:70: warning: unused variable ‘mtu’ [-Wunused-variable]
   60 |   int           pkt_len = 0, pkt_len2 = 0, pkt_len3 = 0, noping = 0, mtu = 1500;
      |                                                                      ^~~
denial6.c:60:58: warning: unused variable ‘noping’ [-Wunused-variable]
   60 |   int           pkt_len = 0, pkt_len2 = 0, pkt_len3 = 0, noping = 0, mtu = 1500;
      |                                                          ^~~~~~
denial6.c:60:44: warning: unused variable ‘pkt_len3’ [-Wunused-variable]
   60 |   int           pkt_len = 0, pkt_len2 = 0, pkt_len3 = 0, noping = 0, mtu = 1500;
      |                                            ^~~~~~~~
denial6.c:60:30: warning: unused variable ‘pkt_len2’ [-Wunused-variable]
   60 |   int           pkt_len = 0, pkt_len2 = 0, pkt_len3 = 0, noping = 0, mtu = 1500;
      |                              ^~~~~~~~
denial6.c:59:45: warning: unused variable ‘pkt3’ [-Wunused-variable]
   59 |   unsigned char *pkt = NULL, *pkt2 = NULL, *pkt3 = NULL;
      |                                             ^~~~
denial6.c:59:31: warning: unused variable ‘pkt2’ [-Wunused-variable]
   59 |   unsigned char *pkt = NULL, *pkt2 = NULL, *pkt3 = NULL;
      |                               ^~~~
denial6.c:58:35: warning: variable ‘fragsize’ set but not used [-Wunused-but-set-variable]
   58 |   int            i, j, k, srcmtu, fragsize;
      |                                   ^~~~~~~~
denial6.c:57:18: warning: unused variable ‘hdr’ [-Wunused-variable]
   57 |   thc_ipv6_hdr * hdr;
      |                  ^~~
denial6.c:56:50: warning: unused variable ‘routers’ [-Wunused-variable]
   56 |   unsigned char *srcmac = NULL, *dstmac = NULL, *routers[2], null_buffer[6];
      |                                                  ^~~~~~~
denial6.c:55:25: warning: unused variable ‘mal’ [-Wunused-variable]
   55 |                        *mal;
      |                         ^~~
denial6.c:54:70: warning: unused variable ‘route6’ [-Wunused-variable]
   54 |   unsigned char *dst6, *ldst6 = malloc(16), *src6, *lsrc6, *mcast6, *route6,
      |                                                                      ^~~~~~
denial6.c:54:61: warning: variable ‘mcast6’ set but not used [-Wunused-but-set-variable]
   54 |   unsigned char *dst6, *ldst6 = malloc(16), *src6, *lsrc6, *mcast6, *route6,
      |                                                             ^~~~~~
denial6.c:52:39: warning: unused variable ‘tmplen’ [-Wunused-variable]
   52 |   int            test = 0, count = 1, tmplen;
      |                                       ^~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_dns6d fake_dns6d.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fake_dns6d.c: In function ‘check_packets’:
fake_dns6d.c:39:54: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   39 |                 *dmac = NULL, *pkt, *look, *lwrite = lookup;
      |                                                      ^~~~~~
fake_dns6d.c:72:10: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   72 |     src6 = ip6;      // then use this as a spoofed source
      |          ^
fake_dns6d.c:78:40: warning: pointer targets in passing argument 2 of ‘thc_generate_and_send_pkt’ differ in signedness [-Wpointer-sign]
   78 |   thc_generate_and_send_pkt(interface, mac6, dmac, pkt, &pkt_len);
      |                                        ^~~~
      |                                        |
      |                                        char *
In file included from fake_dns6d.c:13:
thc-ipv6.h:203:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  203 | extern int thc_generate_and_send_pkt(char *interface, unsigned char *srcmac,
      |                                                       ~~~~~~~~~~~~~~~^~~~~~
fake_dns6d.c: In function ‘main’:
fake_dns6d.c:128:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  128 |     mac6 = thc_get_own_mac(interface);
      |          ^
fake_dns6d.c:131:9: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  131 |     ip6 = thc_resolve6(argv[3]);
      |         ^
fake_dns6d.c:133:9: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  133 |     ip6 = thc_get_own_ipv6(interface, NULL, PREFER_LINK);
      |         ^
fake_dns6d.c:141:13: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  141 |   routerip6 = thc_resolve6(argv[2]);
      |             ^
fake_dns6d.c:158:23: warning: pointer targets in passing argument 2 of ‘thc_pcap_init_promisc’ differ in signedness [-Wpointer-sign]
  158 |            interface, "ip6 and udp and (dst port 53 or dst port 5353)")) ==
      |                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                       |
      |                       char *
thc-ipv6.h:96:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
   96 | extern pcap_t *thc_pcap_init_promisc(char *interface, unsigned char *capture);
      |                                                       ~~~~~~~~~~~~~~~^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_dhcpc6 flood_dhcpc6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_dhcpc6.c: In function ‘check_packets’:
flood_dhcpc6.c:112:46: warning: pointer targets in passing argument 2 of ‘thc_generate_and_send_pkt’ differ in signedness [-Wpointer-sign]
  112 |     if (thc_generate_and_send_pkt(interface, smac, ptr + 6, pkt, &pkt_len) < 0)
      |                                              ^~~~
      |                                              |
      |                                              char *
In file included from flood_dhcpc6.c:13:
thc-ipv6.h:203:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  203 | extern int thc_generate_and_send_pkt(char *interface, unsigned char *srcmac,
      |                                                       ~~~~~~~~~~~~~~~^~~~~~
flood_dhcpc6.c: In function ‘main’:
flood_dhcpc6.c:122:33: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
  122 |   unsigned char *        mac6 = mac, *src, *dst;
      |                                 ^~~
flood_dhcpc6.c:179:45: warning: pointer targets in passing argument 2 of ‘thc_pcap_init_promisc’ differ in signedness [-Wpointer-sign]
  179 |   if ((p = thc_pcap_init_promisc(interface, "ip6 and udp and dst port 546")) ==
      |                                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                             |
      |                                             char *
thc-ipv6.h:96:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
   96 | extern pcap_t *thc_pcap_init_promisc(char *interface, unsigned char *capture);
      |                                                       ~~~~~~~~~~~~~~~^~~~~~~
flood_dhcpc6.c:224:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  224 |     if ((pkt = thc_create_ipv6_extended(interface, PREFER_LINK, &pkt_len, src,
      |              ^
flood_dhcpc6.c:227:21: warning: pointer targets in passing argument 1 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
  227 |     if (thc_add_udp(pkt, &pkt_len, 546, 547, 0, wdatabuf, len) < 0) return -1;
      |                     ^~~
      |                     |
      |                     char *
thc-ipv6.h:192:39: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  192 | extern int thc_add_udp(unsigned char *pkt, int *pkt_len,
      |                        ~~~~~~~~~~~~~~~^~~
flood_dhcpc6.c:229:58: warning: pointer targets in passing argument 4 of ‘thc_generate_and_send_pkt’ differ in signedness [-Wpointer-sign]
  229 |     if (thc_generate_and_send_pkt(interface, mac6, NULL, pkt, &pkt_len) < 0)
      |                                                          ^~~
      |                                                          |
      |                                                          char *
thc-ipv6.h:204:76: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  204 |                                      unsigned char *dstmac, unsigned char *pkt,
      |                                                             ~~~~~~~~~~~~~~~^~~
flood_dhcpc6.c:231:30: warning: pointer targets in passing argument 1 of ‘thc_destroy_packet’ differ in signedness [-Wpointer-sign]
  231 |     pkt = thc_destroy_packet(pkt);
      |                              ^~~
      |                              |
      |                              char *
thc-ipv6.h:210:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  210 | extern unsigned char *thc_destroy_packet(unsigned char *pkt);
      |                                          ~~~~~~~~~~~~~~~^~~
flood_dhcpc6.c:231:9: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  231 |     pkt = thc_destroy_packet(pkt);
      |         ^
flood_dhcpc6.c: In function ‘check_packets’:
flood_dhcpc6.c:112:9: warning: ‘smac’ may be used uninitialized [-Wmaybe-uninitialized]
  112 |     if (thc_generate_and_send_pkt(interface, smac, ptr + 6, pkt, &pkt_len) < 0)
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
flood_dhcpc6.c:54:18: note: ‘smac’ was declared here
   54 |   char *         smac, mac[6] = {0, 0x0d, 0, 0x0d, 0x0d, 0x0e};
      |                  ^~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_dnsupdate6 fake_dnsupdate6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fake_dnsupdate6.c: In function ‘main’:
fake_dnsupdate6.c:60:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   60 |   if ((dst = thc_resolve6(argv[3])) == NULL) {
      |            ^
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o kill_router6 kill_router6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
kill_router6.c: In function ‘send_ra_kill’:
kill_router6.c:61:45: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_hopbyhop’ differ in signedness [-Wpointer-sign]
   61 |     if (thc_add_hdr_hopbyhop(pkt, &pkt_len, frbuf2, frbuf2len) < 0) return;
      |                                             ^~~~~~
      |                                             |
      |                                             char *
In file included from kill_router6.c:11:
thc-ipv6.h:179:48: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  179 |                                 unsigned char *buf, int buflen);
      |                                 ~~~~~~~~~~~~~~~^~~
kill_router6.c:70:40: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_dst’ differ in signedness [-Wpointer-sign]
   70 |     if (thc_add_hdr_dst(pkt, &pkt_len, buf3, sizeof(buf3)) < 0) return;
      |                                        ^~~~
      |                                        |
      |                                        char *
thc-ipv6.h:176:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  176 | extern int thc_add_hdr_dst(unsigned char *pkt, int *pkt_len, unsigned char *buf,
      |                                                              ~~~~~~~~~~~~~~~^~~
kill_router6.c:72:68: warning: pointer targets in passing argument 6 of ‘thc_add_icmp6’ differ in signedness [-Wpointer-sign]
   72 |   if (thc_add_icmp6(pkt, &pkt_len, ICMP6_ROUTERADV, 0, 0x40080000, frbuf,
      |                                                                    ^~~~~
      |                                                                    |
      |                                                                    char *
thc-ipv6.h:182:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  182 |                          unsigned int flags, unsigned char *data, int data_len,
      |                                              ~~~~~~~~~~~~~~~^~~~
kill_router6.c: In function ‘main’:
kill_router6.c:93:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   93 |   unsigned char *mac6 = mac, *ip6;
      |                         ^~~
kill_router6.c:96:27: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   96 |   unsigned char *dstmac = dmac;
      |                           ^~~~
kill_router6.c:129:9: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  129 |   frbuf = buf;
      |         ^
kill_router6.c:130:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  130 |   frbuf2 = buf2;
      |          ^
kill_router6.c:136:34: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  136 |   if (argc - optind >= 4 && (ptr = argv[optind + 3]) != NULL)
      |                                  ^
kill_router6.c:137:12: warning: pointer targets in passing argument 1 of ‘sscanf’ differ in signedness [-Wpointer-sign]
  137 |     sscanf(ptr, "%x:%x:%x:%x:%x:%x", (unsigned int *)&dmac[0],
      |            ^~~
      |            |
      |            unsigned char *
In file included from kill_router6.c:1:
/usr/include/stdio.h:430:43: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  430 | extern int sscanf (const char *__restrict __s,
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~
kill_router6.c:143:34: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  143 |   if (argc - optind >= 3 && (ptr = argv[optind + 2]) != NULL)
      |                                  ^
kill_router6.c:144:12: warning: pointer targets in passing argument 1 of ‘sscanf’ differ in signedness [-Wpointer-sign]
  144 |     sscanf(ptr, "%x:%x:%x:%x:%x:%x", (unsigned int *)&mac[0],
      |            ^~~
      |            |
      |            unsigned char *
/usr/include/stdio.h:430:43: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  430 | extern int sscanf (const char *__restrict __s,
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~
kill_router6.c:168:45: warning: pointer targets in passing argument 2 of ‘thc_pcap_init_promisc’ differ in signedness [-Wpointer-sign]
  168 |   if ((p = thc_pcap_init_promisc(interface, string)) == NULL) {
      |                                             ^~~~~~
      |                                             |
      |                                             char *
thc-ipv6.h:96:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
   96 | extern pcap_t *thc_pcap_init_promisc(char *interface, unsigned char *capture);
      |                                                       ~~~~~~~~~~~~~~~^~~~~~~
kill_router6.c:189:40: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_dst’ differ in signedness [-Wpointer-sign]
  189 |     if (thc_add_hdr_dst(pkt, &pkt_len, buf3, sizeof(buf3)) < 0) return -1;
      |                                        ^~~~
      |                                        |
      |                                        char *
thc-ipv6.h:176:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  176 | extern int thc_add_hdr_dst(unsigned char *pkt, int *pkt_len, unsigned char *buf,
      |                                                              ~~~~~~~~~~~~~~~^~~
kill_router6.c:100:18: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
  100 |   int            rawmode = 0;
      |                  ^~~~~~~
kill_router6.c: In function ‘send_ra_kill’:
kill_router6.c:41:20: warning: ‘cnt’ may be used uninitialized [-Wmaybe-uninitialized]
   41 |   int pkt_len = 0, cnt, i, len = header->caplen - 14, offset = 14;
      |                    ^~~
kill_router6.c: In function ‘main’:
kill_router6.c:97:21: warning: ‘cnt’ may be used uninitialized [-Wmaybe-uninitialized]
   97 |   int            i, cnt, offset = 14;
      |                     ^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o ndpexhaust6 ndpexhaust6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
ndpexhaust6.c: In function ‘main’:
ndpexhaust6.c:57:10: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   57 |   dstnet = argv[2];  // hier stehts dstnet drin
      |          ^
ndpexhaust6.c:58:38: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
   58 |   if (dstnet == NULL || (ptr = index(dstnet, '/')) == NULL) {
      |                                      ^~~~~~
      |                                      |
      |                                      unsigned char *
In file included from /usr/include/string.h:462,
                 from ndpexhaust6.c:3:
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
ndpexhaust6.c:58:30: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   58 |   if (dstnet == NULL || (ptr = index(dstnet, '/')) == NULL) {
      |                              ^
ndpexhaust6.c:66:15: warning: pointer targets in passing argument 1 of ‘atoi’ differ in signedness [-Wpointer-sign]
   66 |   size = atoi(ptr);  // prefix lenght
      |               ^~~
      |               |
      |               unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from ndpexhaust6.c:1:
/usr/include/stdlib.h:481:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  481 | __NTH (atoi (const char *__nptr))
      | ^~~~~
ndpexhaust6.c:76:23: warning: pointer targets in passing argument 1 of ‘thc_resolve6’ differ in signedness [-Wpointer-sign]
   76 |   dst6 = thc_resolve6(dstnet);
      |                       ^~~~~~
      |                       |
      |                       unsigned char *
In file included from ndpexhaust6.c:11:
thc-ipv6.h:100:42: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  100 | extern unsigned char *thc_resolve6(char *target);
      |                                    ~~~~~~^~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o detect_sniffer6 detect_sniffer6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
detect_sniffer6.c: In function ‘main’:
detect_sniffer6.c:134:18: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  134 |   strcat(string, thc_ipv62notation(src6));
      |                  ^~~~~~~~~~~~~~~~~~~~~~~
      |                  |
      |                  unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from detect_sniffer6.c:2:
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
detect_sniffer6.c:148:46: warning: pointer targets in passing argument 3 of ‘thc_pcap_check’ differ in signedness [-Wpointer-sign]
  148 |     thc_pcap_check(p, (char *)check_packets, buf);
      |                                              ^~~
      |                                              |
      |                                              unsigned char *
In file included from detect_sniffer6.c:13:
thc-ipv6.h:98:64: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   98 | extern int     thc_pcap_check(pcap_t *p, char *function, char *opt);
      |                                                          ~~~~~~^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o dump_router6 dump_router6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
dump_router6.c: In function ‘main’:
dump_router6.c:217:18: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
  217 |   int            rawmode = 0;
      |                  ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o passive_discovery6 passive_discovery6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
passive_discovery6.c: In function ‘detect’:
passive_discovery6.c:52:15: warning: pointer targets in initialization of ‘char *’ from ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   52 |   char *ptr = data, *ptr2;
      |               ^~~~
passive_discovery6.c:58:19: warning: pointer targets in passing argument 1 of ‘thc_dump_data’ differ in signedness [-Wpointer-sign]
   58 |     thc_dump_data(ptr, 8, "packet");
      |                   ^~~
      |                   |
      |                   char *
In file included from passive_discovery6.c:11:
thc-ipv6.h:217:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  217 | extern void thc_dump_data(unsigned char *buf, int len, char *text);
      |                           ~~~~~~~~~~~~~~~^~~
passive_discovery6.c:100:34: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
  100 |         ptr2 = thc_ipv62notation((char *)(ptr + offset));
      |                                  ^~~~~~~~~~~~~~~~~~~~~~
      |                                  |
      |                                  char *
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
passive_discovery6.c:100:14: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  100 |         ptr2 = thc_ipv62notation((char *)(ptr + offset));
      |              ^
passive_discovery6.c: In function ‘main’:
passive_discovery6.c:152:17: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  152 |         replace = thc_resolve6(optarg);
      |                 ^
passive_discovery6.c:169:8: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  169 |   glob = thc_get_own_ipv6(interface, NULL, PREFER_GLOBAL);
      |        ^
passive_discovery6.c:170:6: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  170 |   ll = thc_get_own_ipv6(interface, NULL, PREFER_LINK);
      |      ^
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_router26 flood_router26.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_router26.c: In function ‘main’:
flood_router26.c:44:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   44 |   unsigned char *mac6 = mac, *ip6;
      |                         ^~~
flood_router26.c:51:20: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   51 |   int pkt_len = 0, rawmode = 0, count = 0, deanon = 0, do_alert = 0, do_hop = 0,
      |                    ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o dnsrevenum6 dnsrevenum6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
dnsrevenum6.c: In function ‘deeper’:
dnsrevenum6.c:195:26: warning: pointer targets in passing argument 1 of ‘dnssocket’ differ in signedness [-Wpointer-sign]
  195 |         sock = dnssocket(dst);
      |                          ^~~
      |                          |
      |                          unsigned char *
dnsrevenum6.c:45:21: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   45 | int dnssocket(char *server) {
      |               ~~~~~~^~~~~~
dnsrevenum6.c:206:20: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  206 |             strcpy(name, "Found: ");
      |                    ^~~~
      |                    |
      |                    unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from dnsrevenum6.c:19:
/usr/include/bits/string_fortified.h:77:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
dnsrevenum6.c:218:20: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  218 |             strcat(name, foo);
      |                    ^~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
dnsrevenum6.c:218:26: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  218 |             strcat(name, foo);
      |                          ^~~
      |                          |
      |                          unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
dnsrevenum6.c:220:20: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  220 |             strcat(name, " is ");
      |                    ^~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
dnsrevenum6.c:226:61: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  226 |               strncat(name, ptr2 + 1, sizeof(name) - strlen(name) - 4);
      |                                                             ^~~~
      |                                                             |
      |                                                             unsigned char *
In file included from dnsrevenum6.c:22:
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dnsrevenum6.c:226:23: warning: pointer targets in passing argument 1 of ‘strncat’ differ in signedness [-Wpointer-sign]
  226 |               strncat(name, ptr2 + 1, sizeof(name) - strlen(name) - 4);
      |                       ^~~~
      |                       |
      |                       unsigned char *
/usr/include/bits/string_fortified.h:135:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  135 | __NTH (strncat (char *__restrict __dest, const char *__restrict __src,
      | ^~~~~
dnsrevenum6.c:226:34: warning: pointer targets in passing argument 2 of ‘strncat’ differ in signedness [-Wpointer-sign]
  226 |               strncat(name, ptr2 + 1, sizeof(name) - strlen(name) - 4);
      |                             ~~~~~^~~
      |                                  |
      |                                  unsigned char *
/usr/include/bits/string_fortified.h:135:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  135 | __NTH (strncat (char *__restrict __dest, const char *__restrict __src,
      | ^~~~~
dnsrevenum6.c:227:22: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  227 |               strcat(name, ".");
      |                      ^~~~
      |                      |
      |                      unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
dnsrevenum6.c:232:22: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  232 |               strcat(name, " is ");
      |                      ^~~~
      |                      |
      |                      unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
dnsrevenum6.c:238:63: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  238 |                 strncat(name, ptr2 + 1, sizeof(name) - strlen(name) - 4);
      |                                                               ^~~~
      |                                                               |
      |                                                               unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dnsrevenum6.c:238:25: warning: pointer targets in passing argument 1 of ‘strncat’ differ in signedness [-Wpointer-sign]
  238 |                 strncat(name, ptr2 + 1, sizeof(name) - strlen(name) - 4);
      |                         ^~~~
      |                         |
      |                         unsigned char *
/usr/include/bits/string_fortified.h:135:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  135 | __NTH (strncat (char *__restrict __dest, const char *__restrict __src,
      | ^~~~~
dnsrevenum6.c:238:36: warning: pointer targets in passing argument 2 of ‘strncat’ differ in signedness [-Wpointer-sign]
  238 |                 strncat(name, ptr2 + 1, sizeof(name) - strlen(name) - 4);
      |                               ~~~~~^~~
      |                                    |
      |                                    unsigned char *
/usr/include/bits/string_fortified.h:135:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  135 | __NTH (strncat (char *__restrict __dest, const char *__restrict __src,
      | ^~~~~
dnsrevenum6.c:239:24: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  239 |                 strcat(name, ".");
      |                        ^~~~
      |                        |
      |                        unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
dnsrevenum6.c:279:22: warning: pointer targets in passing argument 1 of ‘dnssocket’ differ in signedness [-Wpointer-sign]
  279 |     sock = dnssocket(dst);
      |                      ^~~
      |                      |
      |                      unsigned char *
dnsrevenum6.c:45:21: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   45 | int dnssocket(char *server) {
      |               ~~~~~~^~~~~~
dnsrevenum6.c: In function ‘main���:
dnsrevenum6.c:293:7: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  293 |   prg = argv[0];
      |       ^
dnsrevenum6.c:326:7: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  326 |   dst = argv[1];
      |       ^
dnsrevenum6.c:327:7: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  327 |   ptr = argv[2];
      |       ^
dnsrevenum6.c:340:21: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  340 |     for (i = strlen(ptr) - 1; i >= 0 && ok == 1; i--) {
      |                     ^~~
      |                     |
      |                     unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dnsrevenum6.c:355:20: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
  355 |   } else if (index(ptr, ':') != NULL && (ptr2 = index(ptr, '/')) != NULL) {
      |                    ^~~
      |                    |
      |                    unsigned char *
In file included from /usr/include/string.h:462:
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
dnsrevenum6.c:355:55: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
  355 |   } else if (index(ptr, ':') != NULL && (ptr2 = index(ptr, '/')) != NULL) {
      |                                                       ^~~
      |                                                       |
      |                                                       unsigned char *
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
dnsrevenum6.c:355:47: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  355 |   } else if (index(ptr, ':') != NULL && (ptr2 = index(ptr, '/')) != NULL) {
      |                                               ^
dnsrevenum6.c:357:16: warning: pointer targets in passing argument 1 of ‘atoi’ differ in signedness [-Wpointer-sign]
  357 |     len = atoi(ptr2);
      |                ^~~~
      |                |
      |                unsigned char *
/usr/include/stdlib.h:481:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  481 | __NTH (atoi (const char *__nptr))
      | ^~~~~
dnsrevenum6.c:371:30: warning: pointer targets in passing argument 1 of ‘thc_resolve6’ differ in signedness [-Wpointer-sign]
  371 |     if ((dest = thc_resolve6(ptr)) == NULL) {
      |                              ^~~
      |                              |
      |                              unsigned char *
In file included from dnsrevenum6.c:35:
thc-ipv6.h:100:42: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  100 | extern unsigned char *thc_resolve6(char *target);
      |                                    ~~~~~~^~~~~~
dnsrevenum6.c:395:18: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  395 |   strcpy(buf_end + 1, "ip6");
      |          ~~~~~~~~^~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:77:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
dnsrevenum6.c:397:18: warning: pointer targets in passing argument 1 of ‘strcpy’ differ in signedness [-Wpointer-sign]
  397 |   strcpy(buf_end + 5, "arpa");
      |          ~~~~~~~~^~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:77:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   77 | __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
dnsrevenum6.c:407:20: warning: pointer targets in passing argument 1 of ‘dnssocket’ differ in signedness [-Wpointer-sign]
  407 |   sock = dnssocket(dst);
      |                    ^~~
      |                    |
      |                    unsigned char *
dnsrevenum6.c:45:21: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   45 | int dnssocket(char *server) {
      |               ~~~~~~^~~~~~
dnsrevenum6.c:419:26: warning: pointer targets in passing argument 1 of ‘dnssocket’ differ in signedness [-Wpointer-sign]
  419 |         sock = dnssocket(dst);
      |                          ^~~
      |                          |
      |                          unsigned char *
dnsrevenum6.c:45:21: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   45 | int dnssocket(char *server) {
      |               ~~~~~~^~~~~~
dnsrevenum6.c: In function ‘deeper’:
dnsrevenum6.c:213:59: warning: ‘j’ may be used uninitialized [-Wmaybe-uninitialized]
  213 |                 dst6[15 - i / 2] = (tochar(ptr2[1]) * 16) + j;
      |                                    ~~~~~~~~~~~~~~~~~~~~~~~^~~
dnsrevenum6.c:149:20: note: ‘j’ was declared here
  149 |   int           i, j, ok = 0, rs = 0, len, clen, nlen, recv_len = sizeof(buf2);
      |                    ^
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_router26 fake_router26.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fake_router26.c: In function ‘send_rs_reply’:
fake_router26.c:125:45: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_hopbyhop’ differ in signedness [-Wpointer-sign]
  125 |     if (thc_add_hdr_hopbyhop(pkt, &pkt_len, frbuf2, frbuf2len) < 0) return;
      |                                             ^~~~~~
      |                                             |
      |                                             char *
In file included from fake_router26.c:12:
thc-ipv6.h:179:48: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  179 |                                 unsigned char *buf, int buflen);
      |                                 ~~~~~~~~~~~~~~~^~~
fake_router26.c:136:40: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_dst’ differ in signedness [-Wpointer-sign]
  136 |     if (thc_add_hdr_dst(pkt, &pkt_len, buf3, sizeof(buf3)) < 0) return;
      |                                        ^~~~
      |                                        |
      |                                        char *
thc-ipv6.h:176:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  176 | extern int thc_add_hdr_dst(unsigned char *pkt, int *pkt_len, unsigned char *buf,
      |                                                              ~~~~~~~~~~~~~~~^~~
fake_router26.c:138:68: warning: pointer targets in passing argument 6 of ‘thc_add_icmp6’ differ in signedness [-Wpointer-sign]
  138 |   if (thc_add_icmp6(pkt, &pkt_len, ICMP6_ROUTERADV, 0, 0xff080800, frbuf,
      |                                                                    ^~~~~
      |                                                                    |
      |                                                                    char *
thc-ipv6.h:182:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  182 |                          unsigned int flags, unsigned char *data, int data_len,
      |                                              ~~~~~~~~~~~~~~~^~~~
fake_router26.c: In function ‘exit_cleanup’:
fake_router26.c:158:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  158 |     prefix = thc_resolve6("2001:db8::");
      |            ^
fake_router26.c:160:55: warning: pointer targets in passing argument 7 of ‘thc_routeradv6’ differ in signedness [-Wpointer-sign]
  160 |     thc_routeradv6(interface, NULL, NULL, NULL, 0, 0, prefix, 0, 0, 0);
      |                                                       ^~~~~~
      |                                                       |
      |                                                       char *
thc-ipv6.h:125:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  125 |                           unsigned char *prefix, int prefixlen, int mtu,
      |                           ~~~~~~~~~~~~~~~^~~~~~
fake_router26.c:162:55: warning: pointer targets in passing argument 7 of ‘thc_routeradv6’ differ in signedness [-Wpointer-sign]
  162 |     thc_routeradv6(interface, NULL, NULL, NULL, 0, 0, prefix, 0, 0, 0);
      |                                                       ^~~~~~
      |                                                       |
      |                                                       char *
thc-ipv6.h:125:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  125 |                           unsigned char *prefix, int prefixlen, int mtu,
      |                           ~~~~~~~~~~~~~~~^~~~~~
fake_router26.c:164:55: warning: pointer targets in passing argument 7 of ‘thc_routeradv6’ differ in signedness [-Wpointer-sign]
  164 |     thc_routeradv6(interface, NULL, NULL, NULL, 0, 0, prefix, 0, 0, 0);
      |                                                       ^~~~~~
      |                                                       |
      |                                                       char *
thc-ipv6.h:125:42: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  125 |                           unsigned char *prefix, int prefixlen, int mtu,
      |                           ~~~~~~~~~~~~~~~^~~~~~
fake_router26.c: In function ‘main’:
fake_router26.c:200:16: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  200 |         dstmac = dmac;
      |                ^
fake_router26.c:207:14: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  207 |         mac6 = mac;
      |              ^
fake_router26.c:214:14: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  214 |         fmac = smac;
      |              ^
fake_router26.c:253:36: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  253 |         if (optarg == NULL || (ptr = index(optarg, '/')) == NULL) {
      |                                    ^
fake_router26.c:261:26: warning: pointer targets in passing argument 1 of ‘atoi’ differ in signedness [-Wpointer-sign]
  261 |         if ((size = atoi(ptr)) < 0 &&
      |                          ^~~
      |                          |
      |                          unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from fake_router26.c:1:
/usr/include/stdlib.h:481:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  481 | __NTH (atoi (const char *__nptr))
      | ^~~~~
fake_router26.c:323:36: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  323 |         if (optarg == NULL || (ptr = index(optarg, '/')) == NULL) {
      |                                    ^
fake_router26.c:331:26: warning: pointer targets in passing argument 1 of ‘atoi’ differ in signedness [-Wpointer-sign]
  331 |         if ((size = atoi(ptr)) < 0 &&
      |                          ^~~
      |                          |
      |                          unsigned char *
/usr/include/stdlib.h:481:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  481 | __NTH (atoi (const char *__nptr))
      | ^~~~~
fake_router26.c:361:20: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  361 |         searchlist = optarg;
      |                    ^
fake_router26.c:413:13: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  413 |         ptr = strtok(optarg, ",");
      |             ^
fake_router26.c:415:27: warning: pointer targets in passing argument 1 of ‘strncasecmp’ differ in signedness [-Wpointer-sign]
  415 |           if (strncasecmp(ptr, "man", 3) == 0)
      |                           ^~~
      |                           |
      |                           unsigned char *
In file included from /usr/include/string.h:462,
                 from fake_router26.c:3:
/usr/include/strings.h:120:37: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  120 | extern int strncasecmp (const char *__s1, const char *__s2, size_t __n)
      |                         ~~~~~~~~~~~~^~~~
fake_router26.c:417:32: warning: pointer targets in passing argument 1 of ‘strncasecmp’ differ in signedness [-Wpointer-sign]
  417 |           else if (strncasecmp(ptr, "oth", 3) == 0)
      |                                ^~~
      |                                |
      |                                unsigned char *
/usr/include/strings.h:120:37: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  120 | extern int strncasecmp (const char *__s1, const char *__s2, size_t __n)
      |                         ~~~~~~~~~~~~^~~~
fake_router26.c:419:32: warning: pointer targets in passing argument 1 of ‘strncasecmp’ differ in signedness [-Wpointer-sign]
  419 |           else if (strncasecmp(ptr, "hom", 3) == 0)
      |                                ^~~
      |                                |
      |                                unsigned char *
/usr/include/strings.h:120:37: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  120 | extern int strncasecmp (const char *__s1, const char *__s2, size_t __n)
      |                         ~~~~~~~~~~~~^~~~
fake_router26.c:421:32: warning: pointer targets in passing argument 1 of ‘strncasecmp’ differ in signedness [-Wpointer-sign]
  421 |           else if (strncasecmp(ptr, "prox", 4) == 0)
      |                                ^~~
      |                                |
      |                                unsigned char *
/usr/include/strings.h:120:37: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  120 | extern int strncasecmp (const char *__s1, const char *__s2, size_t __n)
      |                         ~~~~~~~~~~~~^~~~
fake_router26.c:423:32: warning: pointer targets in passing argument 1 of ‘strncasecmp’ differ in signedness [-Wpointer-sign]
  423 |           else if (strncasecmp(ptr, "res", 3) == 0)
      |                                ^~~
      |                                |
      |                                unsigned char *
/usr/include/strings.h:120:37: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  120 | extern int strncasecmp (const char *__s1, const char *__s2, size_t __n)
      |                         ~~~~~~~~~~~~^~~~
fake_router26.c:425:32: warning: pointer targets in passing argument 1 of ‘strncasecmp’ differ in signedness [-Wpointer-sign]
  425 |           else if (strncasecmp(ptr, "unk", 3) == 0)
      |                                ^~~
      |                                |
      |                                unsigned char *
/usr/include/strings.h:120:37: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  120 | extern int strncasecmp (const char *__s1, const char *__s2, size_t __n)
      |                         ~~~~~~~~~~~~^~~~
fake_router26.c:431:15: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  431 |           ptr = strtok(NULL, ",");
      |               ^
fake_router26.c:471:9: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  471 |   frbuf = buf;
      |         ^
fake_router26.c:472:10: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  472 |   frbuf2 = buf2;
      |          ^
fake_router26.c:575:27: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  575 |     if (searchlist[strlen(searchlist) - 1] == '.')
      |                           ^~~~~~~~~~
      |                           |
      |                           unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
fake_router26.c:576:25: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  576 |       searchlist[strlen(searchlist) - 1] = 0;
      |                         ^~~~~~~~~~
      |                         |
      |                         unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
fake_router26.c:578:26: warning: pointer targets in passing argument 1 of ‘strstr’ differ in signedness [-Wpointer-sign]
  578 |     while ((ptr = strstr(searchlist, ".,")) != NULL) {
      |                          ^~~~~~~~~~
      |                          |
      |                          unsigned char *
/usr/include/string.h:350:34: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  350 | extern char *strstr (const char *__haystack, const char *__needle)
      |                      ~~~~~~~~~~~~^~~~~~~~~~
fake_router26.c:578:17: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  578 |     while ((ptr = strstr(searchlist, ".,")) != NULL) {
      |                 ^
fake_router26.c:579:18: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  579 |       m = strlen(ptr);
      |                  ^~~
      |                  |
      |                  unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
fake_router26.c:586:16: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  586 |     j = strlen(searchlist);
      |                ^~~~~~~~~~
      |                |
      |                unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
fake_router26.c:589:19: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
  589 |       ptr = index(&searchlist[l], '.');
      |                   ^~~~~~~~~~~~~~
      |                   |
      |                   unsigned char *
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
fake_router26.c:589:11: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  589 |       ptr = index(&searchlist[l], '.');
      |           ^
fake_router26.c:590:33: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
  590 |       if (ptr == NULL || (index(&searchlist[l], ',') != NULL &&
      |                                 ^~~~~~~~~~~~~~
      |                                 |
      |                                 unsigned char *
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
fake_router26.c:591:55: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
  591 |                           (char *)ptr > (char *)index(&searchlist[l], ','))) {
      |                                                       ^~~~~~~~~~~~~~
      |                                                       |
      |                                                       unsigned char *
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
fake_router26.c:593:21: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
  593 |         ptr = index(&searchlist[l], ',');
      |                     ^~~~~~~~~~~~~~
      |                     |
      |                     unsigned char *
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
fake_router26.c:593:13: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  593 |         ptr = index(&searchlist[l], ',');
      |             ^
fake_router26.c:596:18: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  596 |       n = strlen(&searchlist[l]);
      |                  ^~~~~~~~~~~~~~
      |                  |
      |                  unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
fake_router26.c:623:45: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_hopbyhop’ differ in signedness [-Wpointer-sign]
  623 |     if (thc_add_hdr_hopbyhop(pkt, &pkt_len, frbuf2, 6) < 0) return -1;
      |                                             ^~~~~~
      |                                             |
      |                                             char *
thc-ipv6.h:179:48: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  179 |                                 unsigned char *buf, int buflen);
      |                                 ~~~~~~~~~~~~~~~^~~
fake_router26.c:635:40: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_dst’ differ in signedness [-Wpointer-sign]
  635 |     if (thc_add_hdr_dst(pkt, &pkt_len, buf3, sizeof(buf3)) < 0) return -1;
      |                                        ^~~~
      |                                        |
      |                                        char *
thc-ipv6.h:176:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  176 | extern int thc_add_hdr_dst(unsigned char *pkt, int *pkt_len, unsigned char *buf,
      |                                                              ~~~~~~~~~~~~~~~^~~
fake_router26.c:645:37: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
  645 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                                     ^~~~~~
      |                                     |
      |                                     unsigned char *
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o address6 address6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
address6.c: In function ‘main’:
address6.c:40:13: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   40 |   if ((dst6 = index(argv[1], '/')) != NULL) *dst6 = 0;
      |             ^
address6.c:48:44: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses]
   48 |     if (dst6[8] + dst6[9] == 0 && dst6[10] == 0xff & dst6[11] == 0xff) {
      |                                   ~~~~~~~~~^~~~~~~
address6.c:58:17: warning: pointer targets in passing argument 1 of ‘sprintf’ differ in signedness [-Wpointer-sign]
   58 |         sprintf(ipv4, "%d.%d.%d.%d", dst6[9], dst6[11], dst6[13], dst6[15]);
      |                 ^~~~
      |                 |
      |                 unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from address6.c:1:
/usr/include/bits/stdio2.h:28:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   28 | __NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...))
      | ^~~~~
address6.c:59:23: warning: pointer targets in passing argument 1 of ‘inet_aton’ differ in signedness [-Wpointer-sign]
   59 |         if (inet_aton(ipv4, &in) != 0) {
      |                       ^~~~
      |                       |
      |                       unsigned char *
In file included from address6.c:11:
/usr/include/arpa/inet.h:73:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   73 | extern int inet_aton (const char *__cp, struct in_addr *__inp) __THROW;
      |                       ~~~~~~~~~~~~^~~~
address6.c:67:15: warning: pointer targets in passing argument 1 of ‘sprintf’ differ in signedness [-Wpointer-sign]
   67 |       sprintf(ipv4, "%d.%d.%d.%d", dst6[12], dst6[13], dst6[14], dst6[15]);
      |               ^~~~
      |               |
      |               unsigned char *
/usr/include/bits/stdio2.h:28:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   28 | __NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...))
      | ^~~~~
address6.c:68:21: warning: pointer targets in passing argument 1 of ‘inet_aton’ differ in signedness [-Wpointer-sign]
   68 |       if (inet_aton(ipv4, &in) != 0) {
      |                     ^~~~
      |                     |
      |                     unsigned char *
/usr/include/arpa/inet.h:73:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   73 | extern int inet_aton (const char *__cp, struct in_addr *__inp) __THROW;
      |                       ~~~~~~~~~~~~^~~~
address6.c:78:28: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
   78 |     for (i = 0; i < strlen(ptr); i++)
      |                            ^~~
      |                            |
      |                            unsigned char *
In file included from address6.c:3:
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
address6.c:83:29: warning: pointer targets in passing argument 1 of ‘inet_aton’ differ in signedness [-Wpointer-sign]
   83 |     if (j == 0 && inet_aton(ptr, &in) != 0) {
      |                             ^~~
      |                             |
      |                             unsigned char *
/usr/include/arpa/inet.h:73:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   73 | extern int inet_aton (const char *__cp, struct in_addr *__inp) __THROW;
      |                       ~~~~~~~~~~~~^~~~
address6.c:85:30: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
   85 |       for (i = 0; i < strlen(ptr); i++)
      |                              ^~~
      |                              |
      |                              unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
address6.c:103:14: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  103 |     if ((ptr = index(argv[2], '/')) != NULL) *ptr = 0;
      |              ^
address6.c:112:9: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  112 |     ptr = argv[1];
      |         ^
address6.c:114:25: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
  114 |       if ((dst6 = index(ptr, '.')) != NULL) *dst6 = 0;
      |                         ^~~
      |                         |
      |                         unsigned char *
In file included from /usr/include/string.h:462:
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
address6.c:114:17: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  114 |       if ((dst6 = index(ptr, '.')) != NULL) *dst6 = 0;
      |                 ^
address6.c:115:22: warning: pointer targets in passing argument 1 of ‘atoi’ differ in signedness [-Wpointer-sign]
  115 |       ipv4[i] = atoi(ptr);
      |                      ^~~
      |                      |
      |                      unsigned char *
/usr/include/stdlib.h:481:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  481 | __NTH (atoi (const char *__nptr))
      | ^~~~~
address6.c:143:17: warning: pointer targets in passing argument 1 of ‘sprintf’ differ in signedness [-Wpointer-sign]
  143 |         sprintf(ipv6, "::%d:%d:%d:%d", ipv4[0], ipv4[1], ipv4[2], ipv4[3]);
      |                 ^~~~
      |                 |
      |                 unsigned char *
/usr/include/bits/stdio2.h:28:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   28 | __NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...))
      | ^~~~~
address6.c:144:29: warning: pointer targets in passing argument 1 of ‘thc_resolve6’ differ in signedness [-Wpointer-sign]
  144 |         dst6 = thc_resolve6(ipv6);
      |                             ^~~~
      |                             |
      |                             unsigned char *
In file included from address6.c:13:
thc-ipv6.h:100:42: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  100 | extern unsigned char *thc_resolve6(char *target);
      |                                    ~~~~~~^~~~~~
address6.c:152:17: warning: pointer targets in passing argument 1 of ‘sprintf’ differ in signedness [-Wpointer-sign]
  152 |         sprintf(ipv6, "::%d", ipv4[3]);
      |                 ^~~~
      |                 |
      |                 unsigned char *
/usr/include/bits/stdio2.h:28:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   28 | __NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...))
      | ^~~~~
address6.c:153:29: warning: pointer targets in passing argument 1 of ‘thc_resolve6’ differ in signedness [-Wpointer-sign]
  153 |         dst6 = thc_resolve6(ipv6);
      |                             ^~~~
      |                             |
      |                             unsigned char *
thc-ipv6.h:100:42: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  100 | extern unsigned char *thc_resolve6(char *target);
      |                                    ~~~~~~^~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o inverse_lookup6 inverse_lookup6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
inverse_lookup6.c: In function ‘check_packets’:
inverse_lookup6.c:50:44: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
   50 |              thc_ipv62notation((char *)ptr + 8), mac);
      |                                ~~~~~~~~~~~~^~~
      |                                            |
      |                                            char *
In file included from inverse_lookup6.c:11:
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
inverse_lookup6.c:61:50: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
   61 |               thc_ipv62notation((char *)orig_ptr + 8), mac, j);
      |                                 ~~~~~~~~~~~~~~~~~^~~
      |                                                  |
      |                                                  char *
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
inverse_lookup6.c:64:66: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
   64 |               printf("  %s\n", thc_ipv62notation((char *)ptr + 7 + i * 16));
      |                                                  ~~~~~~~~~~~~~~~~^~~~~~~~
      |                                                                  |
      |                                                                  char *
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
inverse_lookup6.c: In function ‘main’:
inverse_lookup6.c:95:7: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   95 |   mac = argv[2];
      |       ^
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o node_query6 node_query6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
node_query6.c: In function ‘dump_node_reply’:
node_query6.c:70:48: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
   70 |           printf("    %s\n", thc_ipv62notation((char *)(ipv6hdr + i)));
      |                                                ^~~~~~~~~~~~~~~~~~~~~
      |                                                |
      |                                                char *
In file included from node_query6.c:11:
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
node_query6.c: In function ‘main’:
node_query6.c:105:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
  105 |   unsigned char *mac6 = mac;
      |                         ^~~
node_query6.c:111:18: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
  111 |   int            rawmode = 0;
      |                  ^~~~~~~
node_query6.c:138:7: warning: ‘cnt’ may be used uninitialized [-Wmaybe-uninitialized]
  138 |   cnt += getpid();
      |       ^~
node_query6.c:108:21: note: ‘cnt’ was declared here
  108 |   int            i, cnt;
      |                     ^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o covert_send6d covert_send6d.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
covert_send6d.c: In function ‘check_packets’:
covert_send6d.c:101:7: warning: ‘BF_cfb64_encrypt’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
  101 |       BF_cfb64_encrypt((unsigned char *)rbuf, (unsigned char *)wbuf, bytes,
      |       ^~~~~~~~~~~~~~~~
In file included from covert_send6d.c:27:
/usr/include/openssl/blowfish.h:61:28: note: declared here
   61 | OSSL_DEPRECATEDIN_3_0 void BF_cfb64_encrypt(const unsigned char *in,
      |                            ^~~~~~~~~~~~~~~~
covert_send6d.c: In function ‘main’:
covert_send6d.c:148:5: warning: ‘BF_set_key’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
  148 |     BF_set_key(&bfkey, sizeof(hash), (unsigned char *)hash);
      |     ^~~~~~~~~~
/usr/include/openssl/blowfish.h:50:28: note: declared here
   50 | OSSL_DEPRECATEDIN_3_0 void BF_set_key(BF_KEY *key, int len,
      |                            ^~~~~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o covert_send6 covert_send6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
covert_send6.c: In function ‘main’:
covert_send6.c:124:5: warning: ‘BF_set_key’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
  124 |     BF_set_key(&bfkey, sizeof(hash), (unsigned char *)hash);
      |     ^~~~~~~~~~
In file included from covert_send6.c:27:
/usr/include/openssl/blowfish.h:50:28: note: declared here
   50 | OSSL_DEPRECATEDIN_3_0 void BF_set_key(BF_KEY *key, int len,
      |                            ^~~~~~~~~~
covert_send6.c:139:7: warning: ‘BF_cfb64_encrypt’ is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
  139 |       BF_cfb64_encrypt((unsigned char *)rbuf, (unsigned char *)wbuf, bytes,
      |       ^~~~~~~~~~~~~~~~
/usr/include/openssl/blowfish.h:61:28: note: declared here
   61 | OSSL_DEPRECATEDIN_3_0 void BF_cfb64_encrypt(const unsigned char *in,
      |                            ^~~~~~~~~~~~~~~~
covert_send6.c:60:10: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   60 |   int    rawmode = 0, tcp_port = -1;
      |          ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o inject_alive6 inject_alive6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
inject_alive6.c: In function ‘main’:
inject_alive6.c:166:25: warning: pointer targets in passing argument 2 of ‘thc_pcap_init_promisc’ differ in signedness [-Wpointer-sign]
  166 |              interface, "it does not matter what we put here")) == NULL) {
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                         |
      |                         char *
In file included from inject_alive6.c:12:
thc-ipv6.h:96:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
   96 | extern pcap_t *thc_pcap_init_promisc(char *interface, unsigned char *capture);
      |                                                       ~~~~~~~~~~~~~~~^~~~~~~
inject_alive6.c:177:13: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  177 |     hdr.pkt = sndbuf;
      |             ^
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fragmentation6 fragmentation6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fragmentation6.c: In function ‘main’:
fragmentation6.c:42:31: warning: variable ‘fragsize’ set but not used [-Wunused-but-set-variable]
   42 |   int            offset = 14, fragsize = 0;
      |                               ^~~~~~~~
fragmentation6.c:977:10: warning: ‘tos’ may be used uninitialized [-Wmaybe-uninitialized]
  977 |       if ((pkt3 = thc_create_ipv6_extended(interface, PREFER_GLOBAL, &pkt_len3,
      |          ^
fragmentation6.c:45:29: note: ‘tos’ was declared here
   45 |   char *         interface, tos;
      |                             ^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o ndpexhaust26 ndpexhaust26.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
ndpexhaust26.c: In function ‘main’:
ndpexhaust26.c:148:45: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_hopbyhop’ differ in signedness [-Wpointer-sign]
  148 |     if (thc_add_hdr_hopbyhop(pkt, &pkt_len, buf2, 6) < 0) return -1;
      |                                             ^~~~
      |                                             |
      |                                             char *
In file included from ndpexhaust26.c:11:
thc-ipv6.h:179:48: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  179 |                                 unsigned char *buf, int buflen);
      |                                 ~~~~~~~~~~~~~~~^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fake_pim6 fake_pim6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
In file included from /usr/include/string.h:548,
                 from fake_pim6.c:3:
In function ‘memcpy’,
    inlined from ‘main’ at fake_pim6.c:279:7:
/usr/include/bits/string_fortified.h:29:10: warning: ‘multicast6’ may be used uninitialized [-Wmaybe-uninitialized]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~
fake_pim6.c: In function ‘main’:
fake_pim6.c:56:18: note: ‘multicast6’ was declared here
   56 |                 *multicast6, *target6, *neighbor6;
      |                  ^~~~~~~~~~
In function ‘memcpy’,
    inlined from ‘main’ at fake_pim6.c:287:7:
/usr/include/bits/string_fortified.h:29:10: warning: ‘target6’ may be used uninitialized [-Wmaybe-uninitialized]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~
fake_pim6.c: In function ‘main’:
fake_pim6.c:56:31: note: ‘target6’ was declared here
   56 |                 *multicast6, *target6, *neighbor6;
      |                               ^~~~~~~
In function ‘memcpy’,
    inlined from ‘main’ at fake_pim6.c:274:7:
/usr/include/bits/string_fortified.h:29:10: warning: ‘neighbor6’ may be used uninitialized [-Wmaybe-uninitialized]
   29 |   return __builtin___memcpy_chk (__dest, __src, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   30 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~
fake_pim6.c: In function ‘main’:
fake_pim6.c:56:41: note: ‘neighbor6’ was declared here
   56 |                 *multicast6, *target6, *neighbor6;
      |                                         ^~~~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o thcsyn6 thcsyn6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
thcsyn6.c: In function ‘main’:
thcsyn6.c:192:47: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_hopbyhop’ differ in signedness [-Wpointer-sign]
  192 |       if (thc_add_hdr_hopbyhop(pkt, &pkt_len, buf2, 6) < 0) return -1;
      |                                               ^~~~
      |                                               |
      |                                               char *
In file included from thcsyn6.c:11:
thc-ipv6.h:179:48: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  179 |                                 unsigned char *buf, int buflen);
      |                                 ~~~~~~~~~~~~~~~^~~
thcsyn6.c:199:44: warning: pointer targets in passing argument 3 of ‘thc_add_hdr_dst’ differ in signedness [-Wpointer-sign]
  199 |         if (thc_add_hdr_dst(pkt, &pkt_len, buf2, 6) < 0) return -1;
      |                                            ^~~~
      |                                            |
      |                                            char *
thc-ipv6.h:176:77: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  176 | extern int thc_add_hdr_dst(unsigned char *pkt, int *pkt_len, unsigned char *buf,
      |                                                              ~~~~~~~~~~~~~~~^~~
thcsyn6.c:47:24: warning: variable ‘dont_crc’ set but not used [-Wunused-but-set-variable]
   47 |          randdstp = 0, dont_crc = 0, seq, do_dst = 0, do_frag = 0, fastopen = 0,
      |                        ^~~~~~~~
thcsyn6.c:209:9: warning: ‘sport’ may be used uninitialized [-Wmaybe-uninitialized]
  209 |     if (thc_add_tcp(pkt, &pkt_len, sport, port, seq, 0, type, 0x3840, 0, buf3,
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  210 |                     olen, NULL, 0) < 0)
      |                     ~~~~~~~~~~~~~~
thcsyn6.c:51:22: note: ‘sport’ was declared here
   51 |   unsigned short int sport, port;
      |                      ^~~~~
thcsyn6.c:209:9: warning: ‘port’ may be used uninitialized [-Wmaybe-uninitialized]
  209 |     if (thc_add_tcp(pkt, &pkt_len, sport, port, seq, 0, type, 0x3840, 0, buf3,
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  210 |                     olen, NULL, 0) < 0)
      |                     ~~~~~~~~~~~~~~
thcsyn6.c:51:29: note: ‘port’ was declared here
   51 |   unsigned short int sport, port;
      |                             ^~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o redirsniff6 redirsniff6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
redirsniff6.c: In function ‘intercept’:
redirsniff6.c:68:7: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   68 |   ptr = thc_ipv62notation((unsigned char *)data + 14 + 8);
      |       ^
redirsniff6.c:69:8: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
   69 |   ptr2 = thc_ipv62notation((unsigned char *)data + 14 + 8 + 16);
      |        ^
redirsniff6.c: In function ‘main’:
redirsniff6.c:148:20: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  148 |     strcat(string, thc_ipv62notation(src6));
      |                    ^~~~~~~~~~~~~~~~~~~~~~~
      |                    |
      |                    unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from redirsniff6.c:1:
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
redirsniff6.c:152:20: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  152 |     strcat(string, thc_ipv62notation(dest6));
      |                    ^~~~~~~~~~~~~~~~~~~~~~~~
      |                    |
      |                    unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
redirsniff6.c:76:21: warning: variable ‘offset’ set but not used [-Wunused-but-set-variable]
   76 |   int  rawmode = 0, offset = 14;
      |                     ^~~~~~
redirsniff6.c:76:8: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   76 |   int  rawmode = 0, offset = 14;
      |        ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_redir6 flood_redir6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_redir6.c: In function ‘main’:
flood_redir6.c:28:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   28 |   unsigned char *mac6 = mac;
      |                         ^~~
flood_redir6.c:35:34: warning: unused variable ‘rawmode’ [-Wunused-variable]
   35 |   int pkt_len = 0, pkt_len2 = 0, rawmode = 0, count = 0, do_alert = 0,
      |                                  ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o four2six four2six.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
four2six.c: In function ‘main’:
four2six.c:45:20: warning: ‘cnt’ may be used uninitialized [-Wmaybe-uninitialized]
   45 |       do_frag = 0, cnt, type = NXT_ICMP6, offset = 14;
      |                    ^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o dump_dhcp6 dump_dhcp6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
dump_dhcp6.c: In function ‘check_packets’:
dump_dhcp6.c:63:40: warning: variable ‘rlen’ set but not used [-Wunused-but-set-variable]
   63 |   int            len = header->caplen, rlen, i, j, k;
      |                                        ^~~~
dump_dhcp6.c: In function ‘main’:
dump_dhcp6.c:236:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
  236 |   unsigned char *mac6 = mac, *src, *dst, *vendorid = NULL, *ptr;
      |                         ^~~
dump_dhcp6.c:259:18: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  259 |         vendorid = optarg;
      |                  ^
dump_dhcp6.c:298:45: warning: pointer targets in passing argument 2 of ‘thc_pcap_init_promisc’ differ in signedness [-Wpointer-sign]
  298 |   if ((p = thc_pcap_init_promisc(interface, "ip6 and udp and dst port 546")) ==
      |                                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                             |
      |                                             char *
In file included from dump_dhcp6.c:14:
thc-ipv6.h:96:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
   96 | extern pcap_t *thc_pcap_init_promisc(char *interface, unsigned char *capture);
      |                                                       ~~~~~~~~~~~~~~~^~~~~~~
dump_dhcp6.c:324:22: warning: pointer targets in passing argument 1 of ‘index’ differ in signedness [-Wpointer-sign]
  324 |     if ((ptr = index(vendorid, ',')) == NULL) {
      |                      ^~~~~~~~
      |                      |
      |                      unsigned char *
In file included from /usr/include/string.h:462,
                 from dump_dhcp6.c:3:
/usr/include/strings.h:68:33: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
   68 | extern char *index (const char *__s, int __c)
      |                     ~~~~~~~~~~~~^~~
dump_dhcp6.c:324:14: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
  324 |     if ((ptr = index(vendorid, ',')) == NULL) {
      |              ^
dump_dhcp6.c:329:14: warning: pointer targets in passing argument 1 of ‘atoi’ differ in signedness [-Wpointer-sign]
  329 |     i = atoi(vendorid);
      |              ^~~~~~~~
      |              |
      |              unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from dump_dhcp6.c:1:
/usr/include/stdlib.h:481:1: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  481 | __NTH (atoi (const char *__nptr))
      | ^~~~~
dump_dhcp6.c:332:41: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  332 |     wdatabuf[len + 2] = (4 + 2 + strlen(ptr)) / 256;
      |                                         ^~~
      |                                         |
      |                                         unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dump_dhcp6.c:333:41: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  333 |     wdatabuf[len + 3] = (4 + 2 + strlen(ptr)) % 256;
      |                                         ^~~
      |                                         |
      |                                         unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dump_dhcp6.c:338:32: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  338 |     wdatabuf[len + 8] = strlen(ptr) / 256;
      |                                ^~~
      |                                |
      |                                unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dump_dhcp6.c:339:32: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  339 |     wdatabuf[len + 9] = strlen(ptr) % 256;
      |                                ^~~
      |                                |
      |                                unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dump_dhcp6.c:340:45: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  340 |     memcpy(wdatabuf + len + 10, ptr, strlen(ptr));
      |                                             ^~~
      |                                             |
      |                                             unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dump_dhcp6.c:341:58: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  341 |     memcpy(wdatabuf2 + len2, wdatabuf + len, 10 + strlen(ptr));
      |                                                          ^~~
      |                                                          |
      |                                                          unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dump_dhcp6.c:342:24: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  342 |     len += 10 + strlen(ptr);
      |                        ^~~
      |                        |
      |                        unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dump_dhcp6.c:343:25: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness [-Wpointer-sign]
  343 |     len2 += 10 + strlen(ptr);
      |                         ^~~
      |                         |
      |                         unsigned char *
/usr/include/string.h:407:35: note: expected ‘const char *’ but argument is of type ‘unsigned char *’
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
dump_dhcp6.c:346:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  346 |   if ((pkt = thc_create_ipv6_extended(interface, source, &pkt_len, src, dst,
      |            ^
dump_dhcp6.c:349:19: warning: pointer targets in passing argument 1 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
  349 |   if (thc_add_udp(pkt, &pkt_len, 546, 547, 0, wdatabuf, len) < 0) return -1;
      |                   ^~~
      |                   |
      |                   char *
thc-ipv6.h:192:39: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  192 | extern int thc_add_udp(unsigned char *pkt, int *pkt_len,
      |                        ~~~~~~~~~~~~~~~^~~
dump_dhcp6.c:350:56: warning: pointer targets in passing argument 4 of ‘thc_generate_and_send_pkt’ differ in signedness [-Wpointer-sign]
  350 |   if (thc_generate_and_send_pkt(interface, mac6, NULL, pkt, &pkt_len) < 0)
      |                                                        ^~~
      |                                                        |
      |                                                        char *
thc-ipv6.h:204:76: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  204 |                                      unsigned char *dstmac, unsigned char *pkt,
      |                                                             ~~~~~~~~~~~~~~~^~~
dump_dhcp6.c:352:13: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  352 |   if ((pkt2 = thc_create_ipv6_extended(interface, source, &pkt2_len, src, dst,
      |             ^
dump_dhcp6.c:355:19: warning: pointer targets in passing argument 1 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
  355 |   if (thc_add_udp(pkt2, &pkt2_len, 546, 547, 0, wdatabuf2, len2) < 0) return -1;
      |                   ^~~~
      |                   |
      |                   char *
thc-ipv6.h:192:39: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  192 | extern int thc_add_udp(unsigned char *pkt, int *pkt_len,
      |                        ~~~~~~~~~~~~~~~^~~
dump_dhcp6.c:356:56: warning: pointer targets in passing argument 4 of ‘thc_generate_and_send_pkt’ differ in signedness [-Wpointer-sign]
  356 |   if (thc_generate_and_send_pkt(interface, mac6, NULL, pkt2, &pkt2_len) < 0)
      |                                                        ^~~~
      |                                                        |
      |                                                        char *
thc-ipv6.h:204:76: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  204 |                                      unsigned char *dstmac, unsigned char *pkt,
      |                                                             ~~~~~~~~~~~~~~~^~~
dump_dhcp6.c:361:28: warning: pointer targets in passing argument 1 of ‘thc_destroy_packet’ differ in signedness [-Wpointer-sign]
  361 |   pkt = thc_destroy_packet(pkt);
      |                            ^~~
      |                            |
      |                            char *
thc-ipv6.h:210:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  210 | extern unsigned char *thc_destroy_packet(unsigned char *pkt);
      |                                          ~~~~~~~~~~~~~~~^~~
dump_dhcp6.c:361:7: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  361 |   pkt = thc_destroy_packet(pkt);
      |       ^
dump_dhcp6.c:241:26: warning: variable ‘do_all’ set but not used [-Wunused-but-set-variable]
  241 |   int                    do_all = 1, use_real_mac = 1, use_real_link = 1;
      |                          ^~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_rs6 flood_rs6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_rs6.c: In function ‘main’:
flood_rs6.c:34:70: warning: variable ‘do_dst’ set but not used [-Wunused-but-set-variable]
   34 |   int pkt_len2 = 0, rawmode = 0, count = 0, do_hop = 0, do_frag = 0, do_dst = 0;
      |                                                                      ^~~~~~
flood_rs6.c:34:45: warning: variable ‘do_hop’ set but not used [-Wunused-but-set-variable]
   34 |   int pkt_len2 = 0, rawmode = 0, count = 0, do_hop = 0, do_frag = 0, do_dst = 0;
      |                                             ^~~~~~
flood_rs6.c:34:21: warning: unused variable ‘rawmode’ [-Wunused-variable]
   34 |   int pkt_len2 = 0, rawmode = 0, count = 0, do_hop = 0, do_frag = 0, do_dst = 0;
      |                     ^~~~~~~
flood_rs6.c:32:13: warning: unused variable ‘type’ [-Wunused-variable]
   32 |   int i, k, type = NXT_ICMP6, offset = 14, mychecksum, prefer = PREFER_LINK;
      |             ^~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fuzz_dhcps6 fuzz_dhcps6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fuzz_dhcps6.c: In function ‘try_send_pkt’:
fuzz_dhcps6.c:222:33: warning: pointer targets in passing argument 2 of ‘thc_send_pkt’ differ in signedness [-Wpointer-sign]
  222 |     if (thc_send_pkt(interface, pkt, pkt_len) < 0)
      |                                 ^~~
      |                                 |
      |                                 char *
In file included from fuzz_dhcps6.c:19:
thc-ipv6.h:209:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  209 | extern int thc_send_pkt(char *interface, unsigned char *pkt, int *pkt_len);
      |                                          ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c: In function ‘check_alive’:
fuzz_dhcps6.c:255:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  255 |   if ((pkt = thc_create_ipv6_extended(interface, PREFER_LINK, &pkt_len, NULL,
      |            ^
fuzz_dhcps6.c:262:19: warning: pointer targets in passing argument 1 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
  262 |   if (thc_add_udp(pkt, &pkt_len, 546, 547, 0, wdatabuf, len) < 0) {
      |                   ^~~
      |                   |
      |                   char *
thc-ipv6.h:192:39: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  192 | extern int thc_add_udp(unsigned char *pkt, int *pkt_len,
      |                        ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c:267:47: warning: pointer targets in passing argument 4 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
  267 |   if (thc_generate_pkt(interface, mac6, NULL, pkt, &pkt_len) < 0) {
      |                                               ^~~
      |                                               |
      |                                               char *
thc-ipv6.h:207:67: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  207 |                             unsigned char *dstmac, unsigned char *pkt,
      |                                                    ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c:289:35: warning: pointer targets in passing argument 2 of ‘thc_send_pkt’ differ in signedness [-Wpointer-sign]
  289 |       if (thc_send_pkt(interface, pkt, &pkt_len) <
      |                                   ^~~
      |                                   |
      |                                   char *
thc-ipv6.h:209:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  209 | extern int thc_send_pkt(char *interface, unsigned char *pkt, int *pkt_len);
      |                                          ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c:293:33: warning: pointer targets in passing argument 2 of ‘thc_send_pkt’ differ in signedness [-Wpointer-sign]
  293 |         thc_send_pkt(interface, pkt, &pkt_len);  // Retry sending packet after
      |                                 ^~~
      |                                 |
      |                                 char *
thc-ipv6.h:209:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  209 | extern int thc_send_pkt(char *interface, unsigned char *pkt, int *pkt_len);
      |                                          ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c:311:22: warning: pointer targets in passing argument 1 of ‘thc_destroy_packet’ differ in signedness [-Wpointer-sign]
  311 |   thc_destroy_packet(pkt);
      |                      ^~~
      |                      |
      |                      char *
thc-ipv6.h:210:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  210 | extern unsigned char *thc_destroy_packet(unsigned char *pkt);
      |                                          ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c: In function ‘fuzz_loop’:
fuzz_dhcps6.c:333:20: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘size_t’ {aka ‘long unsigned int’} [-Wformat=]
  333 |   printf("fuzzbuf(%d): %s\n", strlen(fuzzbuf), fuzzbuf);
      |                   ~^          ~~~~~~~~~~~~~~~
      |                    |          |
      |                    int        size_t {aka long unsigned int}
      |                   %ld
fuzz_dhcps6.c:490:42: warning: pointer targets in passing argument 2 of ‘thc_send_pkt’ differ in signedness [-Wpointer-sign]
  490 |           while (thc_send_pkt(interface, pkt, pkt_len) < 0)
      |                                          ^~~
      |                                          |
      |                                          char *
thc-ipv6.h:209:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  209 | extern int thc_send_pkt(char *interface, unsigned char *pkt, int *pkt_len);
      |                                          ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c:323:37: warning: unused variable ‘frag_offset’ [-Wunused-variable]
  323 |   int                 fragment = 0, frag_offset = 0;
      |                                     ^~~~~~~~~~~
fuzz_dhcps6.c:323:23: warning: unused variable ‘fragment’ [-Wunused-variable]
  323 |   int                 fragment = 0, frag_offset = 0;
      |                       ^~~~~~~~
fuzz_dhcps6.c: In function ‘construct_from_adv_and_fuzz’:
fuzz_dhcps6.c:673:37: warning: pointer targets in passing argument 2 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
  673 |     if (thc_generate_pkt(interface, smac, ptr + 6, pkt, &pkt_len) < 0) {
      |                                     ^~~~
      |                                     |
      |                                     char *
thc-ipv6.h:206:61: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  206 | extern int thc_generate_pkt(char *interface, unsigned char *srcmac,
      |                                              ~~~~~~~~~~~~~~~^~~~~~
fuzz_dhcps6.c:678:19: warning: pointer targets in passing argument 1 of ‘fuzz_loop’ differ in signedness [-Wpointer-sign]
  678 |     if (fuzz_loop(pkt, &pkt_len) < 0) {
      |                   ^~~
      |                   |
      |                   unsigned char *
fuzz_dhcps6.c:316:21: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  316 | int fuzz_loop(char *pkt, int *pkt_len) {
      |               ~~~~~~^~~
fuzz_dhcps6.c: In function ‘main’:
fuzz_dhcps6.c:698:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
  698 |   unsigned char *mac6 = mac, *src, *dst;
      |                         ^~~
fuzz_dhcps6.c:803:45: warning: pointer targets in passing argument 2 of ‘thc_pcap_init_promisc’ differ in signedness [-Wpointer-sign]
  803 |   if ((p = thc_pcap_init_promisc(interface, "ip6 and udp and dst port 546")) ==
      |                                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                             |
      |                                             char *
thc-ipv6.h:96:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
   96 | extern pcap_t *thc_pcap_init_promisc(char *interface, unsigned char *capture);
      |                                                       ~~~~~~~~~~~~~~~^~~~~~~
fuzz_dhcps6.c:915:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  915 |   if ((pkt = thc_create_ipv6_extended(interface, PREFER_LINK, &pkt_len, src,
      |            ^
fuzz_dhcps6.c:918:19: warning: pointer targets in passing argument 1 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
  918 |   if (thc_add_udp(pkt, &pkt_len, 546, 547, 0, wdatabuf, len) < 0) return -1;
      |                   ^~~
      |                   |
      |                   char *
thc-ipv6.h:192:39: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  192 | extern int thc_add_udp(unsigned char *pkt, int *pkt_len,
      |                        ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c:920:47: warning: pointer targets in passing argument 4 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
  920 |   if (thc_generate_pkt(interface, mac6, NULL, pkt, &pkt_len) < 0) return -1;
      |                                               ^~~
      |                                               |
      |                                               char *
thc-ipv6.h:207:67: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  207 |                             unsigned char *dstmac, unsigned char *pkt,
      |                                                    ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c:930:33: warning: pointer targets in passing argument 2 of ‘thc_send_pkt’ differ in signedness [-Wpointer-sign]
  930 |     if (thc_send_pkt(interface, pkt, &pkt_len) < 0) {
      |                                 ^~~
      |                                 |
      |                                 char *
thc-ipv6.h:209:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  209 | extern int thc_send_pkt(char *interface, unsigned char *pkt, int *pkt_len);
      |                                          ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c:952:28: warning: pointer targets in passing argument 1 of ‘thc_destroy_packet’ differ in signedness [-Wpointer-sign]
  952 |   pkt = thc_destroy_packet(pkt);
      |                            ^~~
      |                            |
      |                            char *
thc-ipv6.h:210:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  210 | extern unsigned char *thc_destroy_packet(unsigned char *pkt);
      |                                          ~~~~~~~~~~~~~~~^~~
fuzz_dhcps6.c:952:7: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  952 |   pkt = thc_destroy_packet(pkt);
      |       ^
fuzz_dhcps6.c:701:7: warning: unused variable ‘do_all’ [-Wunused-variable]
  701 |   int do_all = 1, use_real_mac = 1, use_real_link = 1;
      |       ^~~~~~
fuzz_dhcps6.c: In function ‘construct_from_adv_and_fuzz’:
fuzz_dhcps6.c:673:9: warning: ‘smac’ may be used uninitialized [-Wmaybe-uninitialized]
  673 |     if (thc_generate_pkt(interface, smac, ptr + 6, pkt, &pkt_len) < 0) {
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
fuzz_dhcps6.c:523:18: note: ‘smac’ was declared here
  523 |   char *         smac, mac[6] = {0, 0x0d, 0, 0x0d, 0x0d, 0x0e};
      |                  ^~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o firewall6 firewall6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
firewall6.c: In function ‘main’:
firewall6.c:233:10: warning: pointer targets in passing argument 1 of ‘strcat’ differ in signedness [-Wpointer-sign]
  233 |   strcat(string, thc_ipv62notation(src));
      |          ^~~~~~
      |          |
      |          unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from firewall6.c:6:
/usr/include/bits/string_fortified.h:128:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
firewall6.c:233:18: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  233 |   strcat(string, thc_ipv62notation(src));
      |                  ^~~~~~~~~~~~~~~~~~~~~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
firewall6.c:236:37: warning: pointer targets in passing argument 2 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
  236 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                                     ^~~~~~
      |                                     |
      |                                     unsigned char *
In file included from firewall6.c:16:
thc-ipv6.h:95:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                                               ~~~~~~^~~~~~~
firewall6.c:287:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
  287 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 1000) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:290:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
  290 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 1000) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1004:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1004 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 2500) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1007:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1007 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 2500) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1071:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1071 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 2500) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1074:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1074 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 2500) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1138:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1138 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 2500) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1141:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1141 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 2500) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1252:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1252 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 2500) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1255:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1255 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 2500) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1319:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1319 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 2500) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1322:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1322 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 2500) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1386:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1386 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 2500) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1389:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1389 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 2500) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1453:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1453 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 2500) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1456:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1456 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 2500) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1490:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1490 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 0) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1493:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1493 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 0) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1576:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1576 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 0) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1579:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1579 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 0) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1662:52: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1662 |                       TCP_SYN, 0x3840, 0, NULL, 0, buf, 40) == -1)
      |                                                    ^~~
      |                                                    |
      |                                                    unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1665:62: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1665 |       if (thc_add_udp(pkt, &pkt_len, sport + count, port, 0, buf, 40) == -1)
      |                                                              ^~~
      |                                                              |
      |                                                              unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
firewall6.c:1878:74: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1878 |                     TCP_SYN, 0x3840, 0, NULL, 0, hdr->pkt + hdr->pkt_len - 12,
      |                                                  ~~~~~~~~~~~~~~~~~~~~~~~~^~~~
      |                                                                          |
      |                                                                          unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1914:54: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
 1914 |                         TCP_SYN, 0x3840, 0, NULL, 0, buf, 0) == -1)
      |                                                      ^~~
      |                                                      |
      |                                                      unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
firewall6.c:1937:61: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
 1937 |         if (thc_add_udp(pkt, &pkt_len, sports2[i], port, 0, buf, 1000) == -1)
      |                                                             ^~~
      |                                                             |
      |                                                             unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o toobigsniff6 toobigsniff6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
toobigsniff6.c: In function ‘send_toobig’:
toobigsniff6.c:53:15: warning: pointer targets in passing argument 1 of ‘thc_toobig6’ differ in signedness [-Wpointer-sign]
   53 |   thc_toobig6(interface, src6, mac6, NULL, mtu, ipv6hdr, len);
      |               ^~~~~~~~~
      |               |
      |               unsigned char *
In file included from toobigsniff6.c:11:
thc-ipv6.h:130:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  130 | extern int thc_toobig6(char *interface, unsigned char *src,
      |                        ~~~~~~^~~~~~~~~
toobigsniff6.c: In function ‘main’:
toobigsniff6.c:90:13: warning: pointer targets in assignment from ‘char *’ to ‘unsigned char *’ differ in signedness [-Wpointer-sign]
   90 |   interface = argv[optind];
      |             ^
toobigsniff6.c:91:26: warning: pointer targets in passing argument 1 of ‘thc_get_own_mac’ differ in signedness [-Wpointer-sign]
   91 |   mac6 = thc_get_own_mac(interface);
      |                          ^~~~~~~~~
      |                          |
      |                          unsigned char *
thc-ipv6.h:102:45: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  102 | extern unsigned char *thc_get_own_mac(char *interface);
      |                                       ~~~~~~^~~~~~~~~
toobigsniff6.c:92:27: warning: pointer targets in passing argument 1 of ‘thc_get_own_ipv6’ differ in signedness [-Wpointer-sign]
   92 |   src6 = thc_get_own_ipv6(interface, NULL, PREFER_GLOBAL);
      |                           ^~~~~~~~~
      |                           |
      |                           unsigned char *
thc-ipv6.h:104:46: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  104 | extern unsigned char *thc_get_own_ipv6(char *interface, unsigned char *dst,
      |                                        ~~~~~~^~~~~~~~~
toobigsniff6.c:112:26: warning: pointer targets in passing argument 1 of ‘thc_pcap_init’ differ in signedness [-Wpointer-sign]
  112 |   if ((p = thc_pcap_init(interface, string)) == NULL) {
      |                          ^~~~~~~~~
      |                          |
      |                          unsigned char *
thc-ipv6.h:95:36: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   95 | extern pcap_t *thc_pcap_init(char *interface, char *capture);
      |                              ~~~~~~^~~~~~~~~
toobigsniff6.c:65:11: warning: variable ‘rawmode’ set but not used [-Wunused-but-set-variable]
   65 |   int     rawmode = 0, i;
      |           ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o connect6 connect6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
connect6.c: In function ‘main’:
connect6.c:197:56: warning: pointer targets in passing argument 5 of ‘getsockopt’ differ in signedness [-Wpointer-sign]
  197 |     i = getsockopt(t, IPPROTO_IPV6, IPV6_MTU, &optval, &optlen);
      |                                                        ^~~~~~~
      |                                                        |
      |                                                        int *
In file included from connect6.c:9:
/usr/include/sys/socket.h:257:46: note: expected ‘socklen_t * restrict’ {aka ‘unsigned int * restrict’} but argument is of type ‘int *’
  257 |                        socklen_t *__restrict __optlen) __THROW;
      |                        ~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
connect6.c:253:38: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long unsigned int’ [-Wformat=]
  253 |           printf("Connected seq=%lu %ds %dms\n", ping, (waitms - diff) / 1000,
      |                                     ~^                 ~~~~~~~~~~~~~~~~~~~~~~
      |                                      |                                 |
      |                                      int                               long unsigned int
      |                                     %ld
connect6.c:253:42: warning: format ‘%d’ expects argument of type ‘int’, but argument 4 has type ‘long unsigned int’ [-Wformat=]
  253 |           printf("Connected seq=%lu %ds %dms\n", ping, (waitms - diff) / 1000,
      |                                         ~^
      |                                          |
      |                                          int
      |                                         %ld
  254 |                  (waitms - diff) % 1000);
      |                  ~~~~~~~~~~~~~~~~~~~~~~   
      |                                  |
      |                                  long unsigned int
connect6.c:55:18: warning: variable ‘conn_len’ set but not used [-Wunused-but-set-variable]
   55 |   int i, t = -1, conn_len, do_alert = 0, interactive = 0, optval, optlen,
      |                  ^~~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o fuzz_dhcpc6 fuzz_dhcpc6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
fuzz_dhcpc6.c:271:23: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
  271 | unsigned char *mac6 = mac, *src;  // creates mac6 address usuing
      |                       ^~~
fuzz_dhcpc6.c: In function ‘fuzz_loop’:
fuzz_dhcpc6.c:378:27: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘size_t’ {aka ‘long unsigned int’} [-Wformat=]
  378 |     printf("fuzzing_mask(%d): %s\n", strlen(fuzzing_mask), fuzzing_mask);
      |                          ~^          ~~~~~~~~~~~~~~~~~~~~
      |                           |          |
      |                           int        size_t {aka long unsigned int}
      |                          %ld
fuzz_dhcpc6.c:557:42: warning: pointer targets in passing argument 2 of ‘thc_send_pkt’ differ in signedness [-Wpointer-sign]
  557 |           while (thc_send_pkt(interface, pkt, pkt_len) < 0)
      |                                          ^~~
      |                                          |
      |                                          char *
In file included from fuzz_dhcpc6.c:13:
thc-ipv6.h:209:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  209 | extern int thc_send_pkt(char *interface, unsigned char *pkt, int *pkt_len);
      |                                          ~~~~~~~~~~~~~~~^~~
fuzz_dhcpc6.c:369:37: warning: unused variable ‘frag_offset’ [-Wunused-variable]
  369 |   int                 fragment = 0, frag_offset = 0;
      |                                     ^~~~~~~~~~~
fuzz_dhcpc6.c:369:23: warning: unused variable ‘fragment’ [-Wunused-variable]
  369 |   int                 fragment = 0, frag_offset = 0;
      |                       ^~~~~~~~
fuzz_dhcpc6.c: In function ‘dhcpc_listener’:
fuzz_dhcpc6.c:577:50: warning: pointer targets in passing argument 3 of ‘thc_bind_multicast_to_socket’ differ in signedness [-Wpointer-sign]
  577 |   if (thc_bind_multicast_to_socket(s, interface, thc_resolve6("ff02::1:2")) <
      |                                                  ^~~~~~~~~~~~~~~~~~~~~~~~~
      |                                                  |
      |                                                  unsigned char *
thc-ipv6.h:226:73: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  226 | extern int   thc_bind_multicast_to_socket(int s, char *interface, char *src);
      |                                                                   ~~~~~~^~~
fuzz_dhcpc6.c:610:32: warning: pointer targets in passing argument 1 of ‘thc_ipv62notation’ differ in signedness [-Wpointer-sign]
  610 |       ptr2 = thc_ipv62notation((char *)&ddst.sin6_addr);
      |                                ^~~~~~~~~~~~~~~~~~~~~~~
      |                                |
      |                                char *
thc-ipv6.h:221:56: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  221 | extern unsigned char *thc_ipv62notation(unsigned char *string);
      |                                         ~~~~~~~~~~~~~~~^~~~~~
fuzz_dhcpc6.c:612:32: warning: pointer targets in passing argument 2 of ‘strncpy’ differ in signedness [-Wpointer-sign]
  612 |       strncpy((char *)&victim, ptr2, sizeof(victim));
      |                                ^~~~
      |                                |
      |                                unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from fuzz_dhcpc6.c:1:
/usr/include/bits/string_fortified.h:92:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
   92 | __NTH (strncpy (char *__restrict __dest, const char *__restrict __src,
      | ^~~~~
fuzz_dhcpc6.c: In function ‘main’:
fuzz_dhcpc6.c:752:27: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 3 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                         ~~^
      |                           |
      |                           unsigned int *
      |                         %2hhx
  753 |                (char *)&cid[0], (char *)&cid[1], (char *)&cid[2],
      |                ~~~~~~~~~~~~~~~
      |                |
      |                char *
fuzz_dhcpc6.c:752:30: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 4 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                            ~~^
      |                              |
      |                              unsigned int *
      |                            %2hhx
  753 |                (char *)&cid[0], (char *)&cid[1], (char *)&cid[2],
      |                                 ~~~~~~~~~~~~~~~
      |                                 |
      |                                 char *
fuzz_dhcpc6.c:752:33: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 5 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                               ~~^
      |                                 |
      |                                 unsigned int *
      |                               %2hhx
  753 |                (char *)&cid[0], (char *)&cid[1], (char *)&cid[2],
      |                                                  ~~~~~~~~~~~~~~~
      |                                                  |
      |                                                  char *
fuzz_dhcpc6.c:752:36: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 6 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                  ~~^
      |                                    |
      |                                    unsigned int *
      |                                  %2hhx
  753 |                (char *)&cid[0], (char *)&cid[1], (char *)&cid[2],
  754 |                (char *)&cid[3], (char *)&cid[4], (char *)&cid[5],
      |                ~~~~~~~~~~~~~~~      
      |                |
      |                char *
fuzz_dhcpc6.c:752:39: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 7 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                     ~~^
      |                                       |
      |                                       unsigned int *
      |                                     %2hhx
  753 |                (char *)&cid[0], (char *)&cid[1], (char *)&cid[2],
  754 |                (char *)&cid[3], (char *)&cid[4], (char *)&cid[5],
      |                                 ~~~~~~~~~~~~~~~
      |                                 |
      |                                 char *
fuzz_dhcpc6.c:752:42: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 8 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                        ~~^
      |                                          |
      |                                          unsigned int *
      |                                        %2hhx
  753 |                (char *)&cid[0], (char *)&cid[1], (char *)&cid[2],
  754 |                (char *)&cid[3], (char *)&cid[4], (char *)&cid[5],
      |                                                  ~~~~~~~~~~~~~~~
      |                                                  |
      |                                                  char *
fuzz_dhcpc6.c:752:45: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 9 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                           ~~^
      |                                             |
      |                                             unsigned int *
      |                                           %2hhx
......
  755 |                (char *)&cid[6], (char *)&cid[7], (char *)&cid[8],
      |                ~~~~~~~~~~~~~~~               
      |                |
      |                char *
fuzz_dhcpc6.c:752:48: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 10 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                              ~~^
      |                                                |
      |                                                unsigned int *
      |                                              %2hhx
......
  755 |                (char *)&cid[6], (char *)&cid[7], (char *)&cid[8],
      |                                 ~~~~~~~~~~~~~~~ 
      |                                 |
      |                                 char *
fuzz_dhcpc6.c:752:51: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 11 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                                 ~~^
      |                                                   |
      |                                                   unsigned int *
      |                                                 %2hhx
......
  755 |                (char *)&cid[6], (char *)&cid[7], (char *)&cid[8],
      |                                                  ~~~~~~~~~~~~~~~
      |                                                  |
      |                                                  char *
fuzz_dhcpc6.c:752:54: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 12 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                                    ~~^
      |                                                      |
      |                                                      unsigned int *
      |                                                    %2hhx
......
  756 |                (char *)&cid[9], (char *)&cid[10], (char *)&cid[11],
      |                ~~~~~~~~~~~~~~~                        
      |                |
      |                char *
fuzz_dhcpc6.c:752:57: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 13 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                                       ~~^
      |                                                         |
      |                                                         unsigned int *
      |                                                       %2hhx
......
  756 |                (char *)&cid[9], (char *)&cid[10], (char *)&cid[11],
      |                                 ~~~~~~~~~~~~~~~~         
      |                                 |
      |                                 char *
fuzz_dhcpc6.c:752:60: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 14 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                                          ~~^
      |                                                            |
      |                                                            unsigned int *
      |                                                          %2hhx
......
  756 |                (char *)&cid[9], (char *)&cid[10], (char *)&cid[11],
      |                                                   ~~~~~~~~~~~~~~~~
      |                                                   |
      |                                                   char *
fuzz_dhcpc6.c:752:63: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 15 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                                             ~~^
      |                                                               |
      |                                                               unsigned int *
      |                                                             %2hhx
......
  757 |                (char *)&cid[12], (char *)&cid[13]);
      |                ~~~~~~~~~~~~~~~~                                
      |                |
      |                char *
fuzz_dhcpc6.c:752:66: warning: format ‘%x’ expects argument of type ‘unsigned int *’, but argument 16 has type ‘char *’ [-Wformat=]
  752 |         sscanf(optarg, "%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x%2x",
      |                                                                ~~^
      |                                                                  |
      |                                                                  unsigned int *
      |                                                                %2hhx
......
  757 |                (char *)&cid[12], (char *)&cid[13]);
      |                                  ~~~~~~~~~~~~~~~~                 
      |                                  |
      |                                  char *
fuzz_dhcpc6.c:800:45: warning: pointer targets in passing argument 2 of ‘thc_pcap_init_promisc’ differ in signedness [-Wpointer-sign]
  800 |   if ((p = thc_pcap_init_promisc(interface, "ip6 and udp and dst port 547")) ==
      |                                             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      |                                             |
      |                                             char *
thc-ipv6.h:96:70: note: expected ‘unsigned char *’ but argument is of type ‘char *’
   96 | extern pcap_t *thc_pcap_init_promisc(char *interface, unsigned char *capture);
      |                                                       ~~~~~~~~~~~~~~~^~~~~~~
fuzz_dhcpc6.c: In function ‘do_fuzzer’:
fuzz_dhcpc6.c:901:12: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  901 |   if ((pkt = thc_create_ipv6_extended(interface, PREFER_LINK, &pkt_len, src,
      |            ^
fuzz_dhcpc6.c:906:19: warning: pointer targets in passing argument 1 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
  906 |   if (thc_add_udp(pkt, &pkt_len, 547, 546, 0, wdatabuf, opt_off) < 0) {
      |                   ^~~
      |                   |
      |                   char *
thc-ipv6.h:192:39: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  192 | extern int thc_add_udp(unsigned char *pkt, int *pkt_len,
      |                        ~~~~~~~~~~~~~~~^~~
fuzz_dhcpc6.c:911:47: warning: pointer targets in passing argument 4 of ‘thc_generate_pkt’ differ in signedness [-Wpointer-sign]
  911 |   if (thc_generate_pkt(interface, mac6, NULL, pkt, &pkt_len) < 0) {
      |                                               ^~~
      |                                               |
      |                                               char *
thc-ipv6.h:207:67: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  207 |                             unsigned char *dstmac, unsigned char *pkt,
      |                                                    ~~~~~~~~~~~~~~~^~~
fuzz_dhcpc6.c:918:28: warning: pointer targets in passing argument 1 of ‘thc_destroy_packet’ differ in signedness [-Wpointer-sign]
  918 |   pkt = thc_destroy_packet(pkt);
      |                            ^~~
      |                            |
      |                            char *
thc-ipv6.h:210:57: note: expected ‘unsigned char *’ but argument is of type ‘char *’
  210 | extern unsigned char *thc_destroy_packet(unsigned char *pkt);
      |                                          ~~~~~~~~~~~~~~~^~~
fuzz_dhcpc6.c:918:7: warning: pointer targets in assignment from ‘unsigned char *’ to ‘char *’ differ in signedness [-Wpointer-sign]
  918 |   pkt = thc_destroy_packet(pkt);
      |       ^
fuzz_dhcpc6.c: In function ‘dhcpc_listener’:
fuzz_dhcpc6.c:612:7: warning: ‘strncpy’ specified bound 128 equals destination size [-Wstringop-truncation]
  612 |       strncpy((char *)&victim, ptr2, sizeof(victim));
      |       ^
fuzz_dhcpc6.c: In function ‘main’:
fuzz_dhcpc6.c:740:9: warning: ‘strncpy’ specified bound 128 equals destination size [-Wstringop-truncation]
  740 |         strncpy((char *)&victim, optarg, sizeof(victim));
      |         ^
fuzz_dhcpc6.c:745:9: warning: ‘strncpy’ specified bound 100 equals destination size [-Wstringop-truncation]
  745 |         strncpy((char *)&option_string, optarg, sizeof(option_string));
      |         ^
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL  -o connsplit6 connsplit6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto -lnetfilter_queue || /bin/echo -e "\nCompilation of connsplit6 failed, you have to install libnetfilter-queue-dev for this!\n"
connsplit6.c: In function ‘netfilter_queue_callback’:
connsplit6.c:207:24: warning: unused variable ‘port’ [-Wunused-variable]
  207 |         int            port = THC_SPLITCONNECT_PORT, pport;
      |                        ^~~~
connsplit6.c:98:16: warning: unused variable ‘hdr’ [-Wunused-variable]
   98 |   thc_ipv6_hdr hdr;
      |                ^~~
connsplit6.c:97:34: warning: unused variable ‘buflen’ [-Wunused-variable]
   97 |   int  i, j, k, proto, drop = 0, buflen = 0;
      |                                  ^~~~~~
connsplit6.c:97:24: warning: unused variable ‘drop’ [-Wunused-variable]
   97 |   int  i, j, k, proto, drop = 0, buflen = 0;
      |                        ^~~~
connsplit6.c:97:14: warning: unused variable ‘k’ [-Wunused-variable]
   97 |   int  i, j, k, proto, drop = 0, buflen = 0;
      |              ^
connsplit6.c:97:11: warning: unused variable ‘j’ [-Wunused-variable]
   97 |   int  i, j, k, proto, drop = 0, buflen = 0;
      |           ^
connsplit6.c:97:8: warning: unused variable ‘i’ [-Wunused-variable]
   97 |   int  i, j, k, proto, drop = 0, buflen = 0;
      |        ^
connsplit6.c:94:54: warning: unused variable ‘dstmac’ [-Wunused-variable]
   94 |   unsigned char * packet, payload[2048], buf[2048], *dstmac;
      |                                                      ^~~~~~
connsplit6.c:94:42: warning: unused variable ‘buf’ [-Wunused-variable]
   94 |   unsigned char * packet, payload[2048], buf[2048], *dstmac;
      |                                          ^~~
connsplit6.c:93:28: warning: unused variable ‘temp_id’ [-Wunused-variable]
   93 |   unsigned int    len, id, temp_id;
      |                            ^~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o flood_unreach6 flood_unreach6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto
flood_unreach6.c: In function ‘main’:
flood_unreach6.c:29:25: warning: pointer targets in initialization of ‘unsigned char *’ from ‘char *’ differ in signedness [-Wpointer-sign]
   29 |   unsigned char *mac6 = mac;
      |                         ^~~
flood_unreach6.c:36:34: warning: unused variable ‘rawmode’ [-Wunused-variable]
   36 |   int pkt_len = 0, pkt_len2 = 0, rawmode = 0, count = 0, do_alert = 0,
      |                                  ^~~~~~~
flood_unreach6.c:33:47: warning: unused variable ‘rand_newrouter’ [-Wunused-variable]
   33 |   int i, j, k, type = NXT_ICMP6, offset = 14, rand_newrouter = 1, rand_src = 0,
      |                                               ^~~~~~~~~~~~~~
flood_unreach6.c:33:13: warning: unused variable ‘k’ [-Wunused-variable]
   33 |   int i, j, k, type = NXT_ICMP6, offset = 14, rand_newrouter = 1, rand_src = 0,
      |             ^
flood_unreach6.c:32:53: warning: unused variable ‘newrouter’ [-Wunused-variable]
   32 |                 *dstmac = NULL, *oldrouter = NULL, *newrouter = NULL;
      |                                                     ^~~~~~~~~
flood_unreach6.c:31:63: warning: unused variable ‘fake_dst’ [-Wunused-variable]
   31 |   unsigned char *dst = thc_resolve6("ff02::1"), *src = NULL, *fake_dst = NULL,
      |                                                               ^~~~~~~~
flood_unreach6.c:28:42: warning: unused variable ‘newroutermac’ [-Wunused-variable]
   28 |   char *         interface, mac[6] = "", newroutermac[6];
      |                                          ^~~~~~~~~~~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL   -o thcping6 thcping6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto -lrt
thcping6.c: In function ‘check_packets’:
thcping6.c:123:13: warning: pointer targets in passing argument 1 of ‘sprintf’ differ in signedness [-Wpointer-sign]
  123 |     sprintf(frag, " (fragmented: 0x%08lx)", fragid);
      |             ^~~~
      |             |
      |             unsigned char *
In file included from /usr/include/features.h:503,
                 from /usr/include/bits/libc-header-start.h:33,
                 from /usr/include/stdio.h:28,
                 from thcping6.c:1:
/usr/include/bits/stdio2.h:28:1: note: expected ‘char * restrict’ but argument is of type ‘unsigned char *’
   28 | __NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...))
      | ^~~~~
thcping6.c: In function ‘main’:
thcping6.c:398:18: warning: pointer targets in passing argument 2 of ‘strcat’ differ in signedness [-Wpointer-sign]
  398 |   strcat(string, thc_ipv62notation(src6));
      |                  ^~~~~~~~~~~~~~~~~~~~~~~
      |                  |
      |                  unsigned char *
/usr/include/bits/string_fortified.h:128:1: note: expected ‘const char * restrict’ but argument is of type ‘unsigned char *’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
thcping6.c:593:41: warning: pointer targets in passing argument 10 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
  593 |                       TCP_SYN, 5760, 0, (unsigned char *)&buf2, olen,
      |                                         ^~~~~~~~~~~~~~~~~~~~~~
      |                                         |
      |                                         unsigned char *
In file included from thcping6.c:14:
thc-ipv6.h:190:57: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  190 |                        unsigned short int urgent, char *option, int option_len,
      |                                                   ~~~~~~^~~~~~
thcping6.c:594:23: warning: pointer targets in passing argument 12 of ‘thc_add_tcp’ differ in signedness [-Wpointer-sign]
  594 |                       (unsigned char *)&buf, dlen) < 0)
      |                       ^~~~~~~~~~~~~~~~~~~~~
      |                       |
      |                       unsigned char *
thc-ipv6.h:191:30: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  191 |                        char *data, int data_len);
      |                        ~~~~~~^~~~
thcping6.c:597:28: warning: pointer targets in passing argument 6 of ‘thc_add_udp’ differ in signedness [-Wpointer-sign]
  597 |                            (unsigned char *)&buf, dlen) < 0)
      |                            ^~~~~~~~~~~~~~~~~~~~~
      |                            |
      |                            unsigned char *
thc-ipv6.h:194:53: note: expected ‘char *’ but argument is of type ‘unsigned char *’
  194 |                        unsigned int checksum, char *data, int data_len);
      |                                               ~~~~~~^~~~
thcping6.c:688:57: warning: pointer targets in passing argument 3 of ‘thc_pcap_check’ differ in signedness [-Wpointer-sign]
  688 |         while (thc_pcap_check(p, (char *)check_packets, buf) > 0)
      |                                                         ^~~
      |                                                         |
      |                                                         unsigned char *
thc-ipv6.h:98:64: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   98 | extern int     thc_pcap_check(pcap_t *p, char *function, char *opt);
      |                                                          ~~~~~~^~~
thcping6.c:698:46: warning: pointer targets in passing argument 3 of ‘thc_pcap_check’ differ in signedness [-Wpointer-sign]
  698 |     thc_pcap_check(p, (char *)check_packets, buf);
      |                                              ^~~
      |                                              |
      |                                              unsigned char *
thc-ipv6.h:98:64: note: expected ‘char *’ but argument is of type ‘unsigned char *’
   98 | extern int     thc_pcap_check(pcap_t *p, char *function, char *opt);
      |                                                          ~~~~~~^~~
gcc -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wno-complain-wrong-lang -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer  -D_HAVE_SSL  -o fragrouter6 fragrouter6.c thc-ipv6-lib.o -Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes   -lpcap -lssl -lcrypto -lnetfilter_queue || /bin/echo -e "\nCompilation of fragrouter6 failed, you have to install libnetfilter-queue-dev for this!\n"
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%install): /bin/sh -e /var/tmp/rpm-tmp.tP3f0T
+ umask 022
+ cd /builddir/build/BUILD
+ '[' /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64 '!=' / ']'
+ rm -rf /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64
++ dirname /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64
+ mkdir -p /builddir/build/BUILDROOT
+ mkdir /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64
+ CFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Werror=implicit-function-declaration -Werror=implicit-int -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer '
+ export CFLAGS
+ CXXFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer '
+ export CXXFLAGS
+ FFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer -I/usr/lib64/gfortran/modules '
+ export FFLAGS
+ FCFLAGS='-O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Wp,-U_FORTIFY_SOURCE,-D_FORTIFY_SOURCE=3 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -fasynchronous-unwind-tables -fno-omit-frame-pointer -I/usr/lib64/gfortran/modules '
+ export FCFLAGS
+ VALAFLAGS=-g
+ export VALAFLAGS
+ RUSTFLAGS='-Copt-level=3 -Cdebuginfo=2 -Ccodegen-units=1 -Cstrip=none -Cforce-frame-pointers=yes -Clink-arg=-Wl,-z,relro -Clink-arg=-Wl,-z,now -Clink-arg=-specs=/usr/lib/rpm/redhat/redhat-package-notes --cap-lints=warn'
+ export RUSTFLAGS
+ LDFLAGS='-Wl,-z,relro -Wl,--as-needed  -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -Wl,--build-id=sha1 -specs=/usr/lib/rpm/redhat/redhat-package-notes '
+ export LDFLAGS
+ LT_SYS_LIBRARY_PATH=/usr/lib64:
+ export LT_SYS_LIBRARY_PATH
+ CC=gcc
+ export CC
+ CXX=g++
+ export CXX
+ cd thc-ipv6-3.8
+ /usr/bin/make install DESTDIR=/builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64 'INSTALL=/usr/bin/install -p' PREFIX=/usr STRIP=/usr/bin/true
/usr/bin/true parasite6 dos-new-ip6 detect-new-ip6 fake_router6 fake_advertise6 fake_solicitate6 fake_mld6 fake_mld26 fake_mldrouter6 flood_mldrouter6 fake_mipv6 redir6 smurf6 alive6 toobig6 rsmurf6 implementation6 implementation6d sendpees6 sendpeesmp6 randicmp6 fuzz_ip6 flood_mld6 flood_mld26 flood_router6 flood_advertise6 flood_solicitate6 trace6 exploit6 denial6 fake_dhcps6 flood_dhcpc6 fake_dns6d fragmentation6 kill_router6 fake_dnsupdate6 ndpexhaust6 detect_sniffer6 dump_router6 fake_router26 flood_router26 passive_discovery6 dnsrevenum6 inverse_lookup6 node_query6 address6 covert_send6 covert_send6d inject_alive6 firewall6 ndpexhaust26 fake_pim6 thcsyn6 redirsniff6 flood_redir6 four2six dump_dhcp6 flood_rs6 fuzz_dhcps6 fuzz_dhcpc6 toobigsniff6 flood_unreach6 connect6 dnssecwalk dnsdict6 thcping6 fragrouter6 connsplit6
install -m0755 -d /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/bin
install -m0755 parasite6 dos-new-ip6 detect-new-ip6 fake_router6 fake_advertise6 fake_solicitate6 fake_mld6 fake_mld26 fake_mldrouter6 flood_mldrouter6 fake_mipv6 redir6 smurf6 alive6 toobig6 rsmurf6 implementation6 implementation6d sendpees6 sendpeesmp6 randicmp6 fuzz_ip6 flood_mld6 flood_mld26 flood_router6 flood_advertise6 flood_solicitate6 trace6 exploit6 denial6 fake_dhcps6 flood_dhcpc6 fake_dns6d fragmentation6 kill_router6 fake_dnsupdate6 ndpexhaust6 detect_sniffer6 dump_router6 fake_router26 flood_router26 passive_discovery6 dnsrevenum6 inverse_lookup6 node_query6 address6 covert_send6 covert_send6d inject_alive6 firewall6 ndpexhaust26 fake_pim6 thcsyn6 redirsniff6 flood_redir6 four2six dump_dhcp6 flood_rs6 fuzz_dhcps6 fuzz_dhcpc6 toobigsniff6 flood_unreach6 connect6 dnssecwalk dnsdict6 thcping6 fragrouter6 connsplit6 grep6.pl *.sh /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/bin
install -m0755 -d /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/man/man8
install -m0644 -D thc-ipv6.8 /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/man/man8
install -m0644 -D  parasite6.8  dos-new-ip6.8  detect-new-ip6.8  fake_router6.8  fake_advertise6.8  fake_solicitate6.8  fake_mld6.8  fake_mld26.8  fake_mldrouter6.8  flood_mldrouter6.8  fake_mipv6.8  redir6.8  smurf6.8  alive6.8  toobig6.8  rsmurf6.8  implementation6.8  implementation6d.8  sendpees6.8  sendpeesmp6.8  randicmp6.8  fuzz_ip6.8  flood_mld6.8  flood_mld26.8  flood_router6.8  flood_advertise6.8  flood_solicitate6.8  trace6.8  exploit6.8  denial6.8  fake_dhcps6.8  flood_dhcpc6.8  fake_dns6d.8  fragmentation6.8  kill_router6.8  fake_dnsupdate6.8  ndpexhaust6.8  detect_sniffer6.8  dump_router6.8  fake_router26.8  flood_router26.8  passive_discovery6.8  dnsrevenum6.8  inverse_lookup6.8  node_query6.8  address6.8  covert_send6.8  covert_send6d.8  inject_alive6.8  firewall6.8  ndpexhaust26.8  fake_pim6.8  thcsyn6.8  redirsniff6.8  flood_redir6.8  four2six.8  dump_dhcp6.8  flood_rs6.8  fuzz_dhcps6.8  fuzz_dhcpc6.8  toobigsniff6.8  flood_unreach6.8  connect6.8  dnssecwalk.8  dnsdict6.8  thcping6.8  fragrouter6.8  connsplit6.8 /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/man/man8
+ /usr/bin/find-debuginfo -j4 --strict-build-id -m -i --build-id-seed 3.8-4.fc40 --unique-debug-suffix -3.8-4.fc40.riscv64 --unique-debug-src-base thc-ipv6-3.8-4.fc40.riscv64 --run-dwz --dwz-low-mem-die-limit 10000000 --dwz-max-die-limit 50000000 -S debugsourcefiles.list /builddir/build/BUILD/thc-ipv6-3.8
find-debuginfo: starting
Extracting debug info from 68 files
DWARF-compressing 68 files
sepdebugcrcfix: Updated 68 CRC32s, 0 CRC32s did match.
Creating .debug symlinks for symlinks to ELF files
Copying sources found by 'debugedit -l' to /usr/src/debug/thc-ipv6-3.8-4.fc40.riscv64
3592 blocks
find-debuginfo: done
+ /usr/lib/rpm/check-buildroot
+ /usr/lib/rpm/redhat/brp-ldconfig
+ /usr/lib/rpm/brp-compress
+ /usr/lib/rpm/redhat/brp-strip-lto /usr/bin/strip
+ /usr/lib/rpm/brp-strip-static-archive /usr/bin/strip
+ /usr/lib/rpm/check-rpaths
+ /usr/lib/rpm/redhat/brp-mangle-shebangs
mangling shebang in /usr/bin/dos_mld6.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/extract_networks6.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/axfr-reverse.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/create_network_map.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/six2four.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/dnssecwalk.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/extract_hosts6.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/fragrouter6.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/connsplit6.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/local_discovery6.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/thc-ipv6-setup.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/6to4test.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/axfr.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/trace62list.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/alive2map.sh from /bin/bash to #!/usr/bin/bash
mangling shebang in /usr/bin/dnsrevenum6.sh from /bin/bash to #!/usr/bin/bash
+ /usr/lib/rpm/brp-remove-la-files
+ env /usr/lib/rpm/redhat/brp-python-bytecompile '' 1 0 -j4
+ /usr/lib/rpm/redhat/brp-python-hardlink
Processing files: thc-ipv6-3.8-4.fc40.riscv64
Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.7r8ldm
+ umask 022
+ cd /builddir/build/BUILD
+ cd thc-ipv6-3.8
+ DOCDIR=/builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/doc/thc-ipv6
+ export LC_ALL=
+ LC_ALL=
+ export DOCDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/doc/thc-ipv6
+ cp -pr /builddir/build/BUILD/thc-ipv6-3.8/CHANGES /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/doc/thc-ipv6
+ cp -pr /builddir/build/BUILD/thc-ipv6-3.8/HOWTO-INJECT /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/doc/thc-ipv6
+ cp -pr /builddir/build/BUILD/thc-ipv6-3.8/README /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/doc/thc-ipv6
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%license): /bin/sh -e /var/tmp/rpm-tmp.PQWqcq
+ umask 022
+ cd /builddir/build/BUILD
+ cd thc-ipv6-3.8
+ LICENSEDIR=/builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/licenses/thc-ipv6
+ export LC_ALL=
+ LC_ALL=
+ export LICENSEDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/licenses/thc-ipv6
+ cp -pr /builddir/build/BUILD/thc-ipv6-3.8/LICENSE /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/licenses/thc-ipv6
+ cp -pr /builddir/build/BUILD/thc-ipv6-3.8/LICENSE.OPENSSL /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64/usr/share/licenses/thc-ipv6
+ RPM_EC=0
++ jobs -p
+ exit 0
Provides: thc-ipv6 = 3.8-4.fc40 thc-ipv6(riscv-64) = 3.8-4.fc40
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Requires: /usr/bin/bash /usr/bin/perl ld-linux-riscv64-lp64d.so.1()(64bit) ld-linux-riscv64-lp64d.so.1(GLIBC_2.27)(64bit) libc.so.6()(64bit) libc.so.6(GLIBC_2.27)(64bit) libc.so.6(GLIBC_2.34)(64bit) libc.so.6(GLIBC_2.38)(64bit) libcrypto.so.3()(64bit) libcrypto.so.3(OPENSSL_3.0.0)(64bit) libnetfilter_queue.so.1()(64bit) libpcap.so.1()(64bit) perl(Socket) rtld(GNU_HASH)
Processing files: thc-ipv6-debugsource-3.8-4.fc40.riscv64
Provides: thc-ipv6-debugsource = 3.8-4.fc40 thc-ipv6-debugsource(riscv-64) = 3.8-4.fc40
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Processing files: thc-ipv6-debuginfo-3.8-4.fc40.riscv64
Provides: debuginfo(build-id) = 007b3850d16167553bc237b73cf67f802f94a3d4 debuginfo(build-id) = 0264e42dc2c201b935b48134aa5fea09d4ac2cf8 debuginfo(build-id) = 08d381315db096dc2d7bb54b1b319aaab581eb65 debuginfo(build-id) = 0b397bb6de65a4d4f97958817b794092af550842 debuginfo(build-id) = 0e953d40a3921e17d0b4ea96073e9f9bc349899f debuginfo(build-id) = 0fbf1c82a02629f902ab5413839cdb2c7a7fa14e debuginfo(build-id) = 10a9be5cf490a1d1120e1875a4e41168b2d24ea2 debuginfo(build-id) = 129bf0fbdc5dbf07b5da9d098868ab19ddf3c436 debuginfo(build-id) = 1453ecc6c091b454ff721da014b37fb3441bb545 debuginfo(build-id) = 14df4ec58523cfdbcf8ee36b97654aaec710b5b5 debuginfo(build-id) = 1ab4bfbbae23e1f75c87d8131627a0a71bae242f debuginfo(build-id) = 1e2d3c6cc5dcc9d0a30441489269f5244961c82b debuginfo(build-id) = 206a11da3db52971923643c67364710a13d1cb53 debuginfo(build-id) = 23f38fb16a60815b9db1568ebd3066b3a2c4c8e7 debuginfo(build-id) = 26b1d5cddf6437de6e17de9f74e1081c020ade34 debuginfo(build-id) = 26fc8ec98f3ec3d625f132a1b351f77933fad60c debuginfo(build-id) = 2cacfa4b1a6e8c729c2db9db865bedc331105ee6 debuginfo(build-id) = 386fb21f699120cca2db6bf5aee1c19f759fcf94 debuginfo(build-id) = 4298165ecfd702737682f744c7bbb58f05e927ef debuginfo(build-id) = 438bc4273207247a2f2bc75d4641ff5d5a98980d debuginfo(build-id) = 48127ae92ebd99d22e1aba5cbd036ad8489640f2 debuginfo(build-id) = 48a085f778309d63d1b07bc49ee9967eec697cca debuginfo(build-id) = 4a6809e3194459df0722b725739940e0324f795f debuginfo(build-id) = 4f3b10440293203a457382a63115684f963dfdfa debuginfo(build-id) = 57599b771439414648f85bacdb486b54efd9dea1 debuginfo(build-id) = 61d5b71f6840d4e8399f7761474e1290514f33af debuginfo(build-id) = 6379d056be4c6caa76e47acba38c0626339719b1 debuginfo(build-id) = 647c84d113edb944ff8f27eced3794d125fa9329 debuginfo(build-id) = 64d09223cebe9f478187763841007e36a5f659b7 debuginfo(build-id) = 694f1980ebed420328c1b15a00027078c5afcc80 debuginfo(build-id) = 6dbdc259a179d03443fbe892fc5a5f7f6bc41cd5 debuginfo(build-id) = 736d3561eb95af70d00cf2adfe7fc4ea57c5d4fe debuginfo(build-id) = 73ac790a6189567f896910269923d65e4dcf2347 debuginfo(build-id) = 767229f385a86b0ed11d848af10b143d0bd1caca debuginfo(build-id) = 7857f40a7a1475cc7e7d55984363251de10324b5 debuginfo(build-id) = 7c41cd7cb83f58c873e1735501a21c7c0ac3855c debuginfo(build-id) = 7e0986bd460d2f9c44926dbd07db89679a457985 debuginfo(build-id) = 81e62914ae9cb452e0264c27fce9f5d6b85e1930 debuginfo(build-id) = 8a1f1d48d2b0672d408445188812dad63ef72a5e debuginfo(build-id) = 8ac02fcce6233c33aba058e6062df529358ec840 debuginfo(build-id) = 8ce414b908d2867f76ecb2e8ec9ab69f67162611 debuginfo(build-id) = 8ec2411c73d915c6d2d62bd8725522057403217a debuginfo(build-id) = 91bcc232e60fd7457c7e217f06241d3aa1381500 debuginfo(build-id) = 97b22419d1952d86936fbaea08fdc10eea407cbf debuginfo(build-id) = 993e56c19126a8c7c90d0a5702af2173914f2509 debuginfo(build-id) = 9b05d59fc81130866c42de07bd521dda1d8b6fee debuginfo(build-id) = 9cbdabab8771526c99174e19651ecd0ec567a38f debuginfo(build-id) = a0f8fafd5db51f4d3f4852bd97e72246c1c7449a debuginfo(build-id) = a30a8935d14587bbbd4c61a07fb691750b181e2d debuginfo(build-id) = a3234ed5728177ed405a2e8a92265ed7c6c09c9c debuginfo(build-id) = aa25f298f9e24201d68e6dc60d353189a577e5ea debuginfo(build-id) = ad843a8fa1947c707ca5c5123891704f76889cfc debuginfo(build-id) = ad88c191f369cd5b36ece06d647c5e316c67d12b debuginfo(build-id) = bd7a50111cd8e8a921b6bd8e630050085476a3f6 debuginfo(build-id) = cde4913610ca9dca72dad54ebaea6d4fbcc58873 debuginfo(build-id) = d19c6b717a0187eee80c6aea3bc1f9bbcac1813c debuginfo(build-id) = d2d856b66302f85e9e48857df31a088154e6e403 debuginfo(build-id) = da0467b862109a4f95ae930cf7a7b88a52c874d5 debuginfo(build-id) = de4aa1d5cb0599dc49231a8d1c258b935bcd0d5f debuginfo(build-id) = dfc3eb214e6ce169b573d39224db617b6aac21a2 debuginfo(build-id) = e530f4d00ee7f03d9ab302f1a6171ad06057f2f4 debuginfo(build-id) = ee767b518c52e7dc5297b6b646ced85fb686335b debuginfo(build-id) = ef617a19d3a39e139c995510eaae006944a56257 debuginfo(build-id) = f22088e7c4d2f6eeeeda6b44088f60eb3c677823 debuginfo(build-id) = f859e02640ba096c6a25baa067fc96b3927c41c3 debuginfo(build-id) = f8875d98eca24fa65dd09467c05ac85a18bec11e debuginfo(build-id) = fae5902e98119f33070322bb5045601243373cd9 debuginfo(build-id) = fd3f3bd0eb008caf746828b352c12bddccd2734a thc-ipv6-debuginfo = 3.8-4.fc40 thc-ipv6-debuginfo(riscv-64) = 3.8-4.fc40
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Recommends: thc-ipv6-debugsource(riscv-64) = 3.8-4.fc40
Checking for unpackaged file(s): /usr/lib/rpm/check-files /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64
Wrote: /builddir/build/RPMS/thc-ipv6-debugsource-3.8-4.fc40.riscv64.rpm
Wrote: /builddir/build/RPMS/thc-ipv6-3.8-4.fc40.riscv64.rpm
Wrote: /builddir/build/RPMS/thc-ipv6-debuginfo-3.8-4.fc40.riscv64.rpm
Executing(%clean): /bin/sh -e /var/tmp/rpm-tmp.YlomWy
+ umask 022
+ cd /builddir/build/BUILD
+ cd thc-ipv6-3.8
+ /usr/bin/rm -rf /builddir/build/BUILDROOT/thc-ipv6-3.8-4.fc40.riscv64
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(rmbuild): /bin/sh -e /var/tmp/rpm-tmp.F8o5gZ
+ umask 022
+ cd /builddir/build/BUILD
+ rm -rf /builddir/build/BUILD/thc-ipv6-3.8-SPECPARTS
+ rm -rf thc-ipv6-3.8 thc-ipv6-3.8.gemspec
+ RPM_EC=0
++ jobs -p
+ exit 0
Child return code was: 0