tcp_wrappers/tcp_wrappers-7.6-warnings.p...

569 lines
17 KiB
Diff

diff -up tcp_wrappers_7.6-ipv6.4/clean_exit.c.warnings tcp_wrappers_7.6-ipv6.4/clean_exit.c
--- tcp_wrappers_7.6-ipv6.4/clean_exit.c.warnings 1994-12-28 17:42:20.000000000 +0100
+++ tcp_wrappers_7.6-ipv6.4/clean_exit.c 2013-08-15 18:51:57.533244197 +0200
@@ -13,6 +13,7 @@ static char sccsid[] = "@(#) clean_exit.
#endif
#include <stdio.h>
+#include <unistd.h>
extern void exit();
diff -up tcp_wrappers_7.6-ipv6.4/fakelog.c.warnings tcp_wrappers_7.6-ipv6.4/fakelog.c
--- tcp_wrappers_7.6-ipv6.4/fakelog.c.warnings 1994-12-28 17:42:22.000000000 +0100
+++ tcp_wrappers_7.6-ipv6.4/fakelog.c 2013-08-15 18:51:57.533244197 +0200
@@ -17,6 +17,7 @@ static char sccsid[] = "@(#) fakelog.c 1
/* ARGSUSED */
+void
openlog(name, logopt, facility)
char *name;
int logopt;
@@ -27,6 +28,7 @@ int facility;
/* vsyslog - format one record */
+void
vsyslog(severity, fmt, ap)
int severity;
char *fmt;
@@ -43,6 +45,7 @@ va_list ap;
/* VARARGS */
+void
VARARGS(syslog, int, severity)
{
va_list ap;
@@ -56,6 +59,7 @@ VARARGS(syslog, int, severity)
/* closelog - dummy */
+void
closelog()
{
/* void */
diff -up tcp_wrappers_7.6-ipv6.4/fix_options.c.warnings tcp_wrappers_7.6-ipv6.4/fix_options.c
--- tcp_wrappers_7.6-ipv6.4/fix_options.c.warnings 2013-08-15 18:51:57.446243821 +0200
+++ tcp_wrappers_7.6-ipv6.4/fix_options.c 2013-08-15 18:51:57.534244202 +0200
@@ -32,13 +32,15 @@ static char sccsid[] = "@(#) fix_options
/* fix_options - get rid of IP-level socket options */
+void
fix_options(request)
struct request_info *request;
{
#ifdef IP_OPTIONS
unsigned char optbuf[BUFFER_SIZE / 3], *cp;
char lbuf[BUFFER_SIZE], *lp;
- int optsize = sizeof(optbuf), ipproto;
+ unsigned int optsize = sizeof(optbuf);
+ int ipproto;
struct protoent *ip;
int fd = request->fd;
unsigned int opt;
@@ -46,7 +48,7 @@ struct request_info *request;
struct in_addr dummy;
#ifdef HAVE_IPV6
struct sockaddr_storage ss;
- int sslen;
+ unsigned int sslen;
/*
* check if this is AF_INET socket
diff -up tcp_wrappers_7.6-ipv6.4/hosts_access.c.warnings tcp_wrappers_7.6-ipv6.4/hosts_access.c
--- tcp_wrappers_7.6-ipv6.4/hosts_access.c.warnings 2013-08-15 18:51:57.529244180 +0200
+++ tcp_wrappers_7.6-ipv6.4/hosts_access.c 2013-08-15 18:51:57.535244206 +0200
@@ -33,6 +33,9 @@ static char sccsid[] = "@(#) hosts_acces
#include <errno.h>
#include <setjmp.h>
#include <string.h>
+#include <stdlib.h>
+#include <rpcsvc/ypclnt.h>
+#include <netdb.h>
extern char *fgets();
extern int errno;
@@ -49,6 +52,8 @@ extern int errno;
extern jmp_buf tcpd_buf;
+int match_pattern_ylo(const char *, const char *);
+
/* Delimiters for lists of daemons or clients. */
static char sep[] = ", \t\r\n";
diff -up tcp_wrappers_7.6-ipv6.4/inetcf.c.warnings tcp_wrappers_7.6-ipv6.4/inetcf.c
--- tcp_wrappers_7.6-ipv6.4/inetcf.c.warnings 2013-08-15 18:51:57.474243942 +0200
+++ tcp_wrappers_7.6-ipv6.4/inetcf.c 2013-08-15 18:51:57.535244206 +0200
@@ -42,6 +42,8 @@ char *inet_files[] = {
static void inet_chk();
static char *base_name();
+int check_path(char *, struct stat *);
+
/*
* Structure with everything we know about a service.
*/
diff -up tcp_wrappers_7.6-ipv6.4/options.c.warnings tcp_wrappers_7.6-ipv6.4/options.c
--- tcp_wrappers_7.6-ipv6.4/options.c.warnings 2013-08-15 18:51:57.520244141 +0200
+++ tcp_wrappers_7.6-ipv6.4/options.c 2013-08-15 18:51:57.536244211 +0200
@@ -41,12 +41,14 @@ static char sccsid[] = "@(#) options.c 1
#include <netinet/in.h>
#include <netdb.h>
#include <stdio.h>
+#include <stdlib.h>
#include <syslog.h>
#include <pwd.h>
#include <grp.h>
#include <ctype.h>
#include <setjmp.h>
#include <string.h>
+#include <unistd.h>
#ifndef MAXPATHNAMELEN
#define MAXPATHNAMELEN BUFSIZ
@@ -108,21 +110,21 @@ struct option {
/* List of known keywords. Add yours here. */
static struct option option_table[] = {
- "user", user_option, NEED_ARG,
- "group", group_option, NEED_ARG,
- "umask", umask_option, NEED_ARG,
- "linger", linger_option, NEED_ARG,
- "keepalive", keepalive_option, 0,
- "spawn", spawn_option, NEED_ARG | EXPAND_ARG,
- "twist", twist_option, NEED_ARG | EXPAND_ARG | USE_LAST,
- "rfc931", rfc931_option, OPT_ARG,
- "setenv", setenv_option, NEED_ARG | EXPAND_ARG,
- "nice", nice_option, OPT_ARG,
- "severity", severity_option, NEED_ARG,
- "allow", allow_option, USE_LAST,
- "deny", deny_option, USE_LAST,
- "banners", banners_option, NEED_ARG,
- 0,
+ { "user", user_option, NEED_ARG },
+ { "group", group_option, NEED_ARG },
+ { "umask", umask_option, NEED_ARG },
+ { "linger", linger_option, NEED_ARG },
+ { "keepalive", keepalive_option, 0 },
+ { "spawn", spawn_option, NEED_ARG | EXPAND_ARG },
+ { "twist", twist_option, NEED_ARG | EXPAND_ARG | USE_LAST },
+ { "rfc931", rfc931_option, OPT_ARG },
+ { "setenv", setenv_option, NEED_ARG | EXPAND_ARG },
+ { "nice", nice_option, OPT_ARG },
+ { "severity", severity_option, NEED_ARG },
+ { "allow", allow_option, USE_LAST },
+ { "deny", deny_option, USE_LAST },
+ { "banners", banners_option, NEED_ARG },
+ { NULL, NULL, 0 }
};
/* process_options - process access control options */
@@ -227,13 +229,13 @@ struct request_info *request;
sprintf(path, "%s/%s", value, eval_daemon(request));
if ((fp = fopen(path, "r")) != 0) {
while ((ch = fgetc(fp)) == 0)
- write(request->fd, "", 1);
+ if (write(request->fd, "", 1));
ungetc(ch, fp);
while (fgets(ibuf, sizeof(ibuf) - 1, fp)) {
if (split_at(ibuf, '\n'))
strcat(ibuf, "\r\n");
percent_x(obuf, sizeof(obuf), ibuf, request);
- write(request->fd, obuf, strlen(obuf));
+ if(write(request->fd, obuf, strlen(obuf)));
}
fclose(fp);
} else if (stat(value, &st) < 0) {
@@ -462,85 +464,85 @@ struct syslog_names {
static struct syslog_names log_fac[] = {
#ifdef LOG_KERN
- "kern", LOG_KERN,
+ { "kern", LOG_KERN },
#endif
#ifdef LOG_USER
- "user", LOG_USER,
+ { "user", LOG_USER },
#endif
#ifdef LOG_MAIL
- "mail", LOG_MAIL,
+ { "mail", LOG_MAIL },
#endif
#ifdef LOG_DAEMON
- "daemon", LOG_DAEMON,
+ { "daemon", LOG_DAEMON },
#endif
#ifdef LOG_AUTH
- "auth", LOG_AUTH,
+ { "auth", LOG_AUTH },
#endif
#ifdef LOG_LPR
- "lpr", LOG_LPR,
+ { "lpr", LOG_LPR },
#endif
#ifdef LOG_NEWS
- "news", LOG_NEWS,
+ { "news", LOG_NEWS },
#endif
#ifdef LOG_UUCP
- "uucp", LOG_UUCP,
+ { "uucp", LOG_UUCP },
#endif
#ifdef LOG_CRON
- "cron", LOG_CRON,
+ { "cron", LOG_CRON },
#endif
#ifdef LOG_LOCAL0
- "local0", LOG_LOCAL0,
+ { "local0", LOG_LOCAL0 },
#endif
#ifdef LOG_LOCAL1
- "local1", LOG_LOCAL1,
+ { "local1", LOG_LOCAL1 },
#endif
#ifdef LOG_LOCAL2
- "local2", LOG_LOCAL2,
+ { "local2", LOG_LOCAL2 },
#endif
#ifdef LOG_LOCAL3
- "local3", LOG_LOCAL3,
+ { "local3", LOG_LOCAL3 },
#endif
#ifdef LOG_LOCAL4
- "local4", LOG_LOCAL4,
+ { "local4", LOG_LOCAL4 },
#endif
#ifdef LOG_LOCAL5
- "local5", LOG_LOCAL5,
+ { "local5", LOG_LOCAL5 },
#endif
#ifdef LOG_LOCAL6
- "local6", LOG_LOCAL6,
+ { "local6", LOG_LOCAL6 },
#endif
#ifdef LOG_LOCAL7
- "local7", LOG_LOCAL7,
+ { "local7", LOG_LOCAL7 },
#endif
- 0,
+ { NULL, 0 }
};
static struct syslog_names log_sev[] = {
#ifdef LOG_EMERG
- "emerg", LOG_EMERG,
+ { "emerg", LOG_EMERG },
#endif
#ifdef LOG_ALERT
- "alert", LOG_ALERT,
+ { "alert", LOG_ALERT },
#endif
#ifdef LOG_CRIT
- "crit", LOG_CRIT,
+ { "crit", LOG_CRIT },
#endif
#ifdef LOG_ERR
- "err", LOG_ERR,
+ { "err", LOG_ERR },
#endif
#ifdef LOG_WARNING
- "warning", LOG_WARNING,
+ { "warning", LOG_WARNING },
#endif
#ifdef LOG_NOTICE
- "notice", LOG_NOTICE,
+ { "notice", LOG_NOTICE },
#endif
#ifdef LOG_INFO
- "info", LOG_INFO,
+ { "info", LOG_INFO },
#endif
#ifdef LOG_DEBUG
- "debug", LOG_DEBUG,
+ { "debug", LOG_DEBUG },
#endif
- 0,
+ { NULL, 0 }
};
/* severity_map - lookup facility or severity value */
@@ -601,7 +603,7 @@ char *string;
if (src[0] == 0)
return (0);
- while (ch = *src) {
+ while ((ch = *src)) {
if (ch == ':') {
if (*++src == 0)
tcpd_warn("rule ends in \":\"");
diff -up tcp_wrappers_7.6-ipv6.4/percent_m.c.warnings tcp_wrappers_7.6-ipv6.4/percent_m.c
--- tcp_wrappers_7.6-ipv6.4/percent_m.c.warnings 2003-04-16 16:12:24.000000000 +0200
+++ tcp_wrappers_7.6-ipv6.4/percent_m.c 2013-08-15 18:51:57.536244211 +0200
@@ -29,7 +29,7 @@ char *ibuf;
char *bp = obuf;
char *cp = ibuf;
- while (*bp = *cp)
+ while ((*bp = *cp))
if (*cp == '%' && cp[1] == 'm') {
#ifdef USE_STRERROR
strcpy(bp, strerror(errno));
diff -up tcp_wrappers_7.6-ipv6.4/percent_x.c.warnings tcp_wrappers_7.6-ipv6.4/percent_x.c
--- tcp_wrappers_7.6-ipv6.4/percent_x.c.warnings 1994-12-28 17:42:38.000000000 +0100
+++ tcp_wrappers_7.6-ipv6.4/percent_x.c 2013-08-15 18:51:57.537244215 +0200
@@ -19,6 +19,7 @@ static char sccsid[] = "@(#) percent_x.c
#include <stdio.h>
#include <syslog.h>
#include <string.h>
+#include <unistd.h>
extern void exit();
diff -up tcp_wrappers_7.6-ipv6.4/rfc931.c.warnings tcp_wrappers_7.6-ipv6.4/rfc931.c
--- tcp_wrappers_7.6-ipv6.4/rfc931.c.warnings 2013-08-15 18:51:57.484243985 +0200
+++ tcp_wrappers_7.6-ipv6.4/rfc931.c 2013-08-15 18:51:57.537244215 +0200
@@ -23,6 +23,7 @@ static char sccsid[] = "@(#) rfc931.c 1.
#include <setjmp.h>
#include <signal.h>
#include <string.h>
+#include <unistd.h>
/* Local stuff. */
@@ -81,7 +82,7 @@ char *dest;
char *cp;
char *result = unknown;
FILE *fp;
- unsigned saved_timeout;
+ unsigned saved_timeout = 0;
struct sigaction nact, oact;
/*
@@ -165,7 +166,7 @@ char *dest;
* protocol, not part of the data.
*/
- if (cp = strchr(user, '\r'))
+ if ((cp = strchr(user, '\r')))
*cp = 0;
result = user;
}
diff -up tcp_wrappers_7.6-ipv6.4/safe_finger.c.warnings tcp_wrappers_7.6-ipv6.4/safe_finger.c
--- tcp_wrappers_7.6-ipv6.4/safe_finger.c.warnings 2013-08-15 18:51:57.521244146 +0200
+++ tcp_wrappers_7.6-ipv6.4/safe_finger.c 2013-08-15 18:51:57.538244219 +0200
@@ -24,8 +24,13 @@ static char sccsid[] = "@(#) safe_finger
#include <sys/stat.h>
#include <signal.h>
#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/wait.h>
#include <ctype.h>
#include <pwd.h>
+#include <grp.h>
extern void exit();
@@ -40,6 +45,8 @@ char path[] = "PATH=/bin:/usr/bin:/us
#define UNPRIV_NAME "nobody" /* Preferred privilege level */
#define UNPRIV_UGID 32767 /* Default uid and gid */
+int pipe_stdin(char **);
+
int finger_pid;
void cleanup(sig)
@@ -49,6 +56,7 @@ int sig;
exit(0);
}
+int
main(argc, argv)
int argc;
char **argv;
@@ -65,13 +73,17 @@ char **argv;
*/
if (getuid() == 0 || geteuid() == 0) {
if ((pwd = getpwnam(UNPRIV_NAME)) && pwd->pw_uid > 0) {
- setgid(pwd->pw_gid);
+ if (setgid(pwd->pw_gid) != 0)
+ return 1;
initgroups(UNPRIV_NAME, pwd->pw_gid);
- setuid(pwd->pw_uid);
+ if (setuid(pwd->pw_uid))
+ return 1;
} else {
- setgid(UNPRIV_UGID);
+ if (setgid(UNPRIV_UGID))
+ return 1;
setgroups(0, NULL);
- setuid(UNPRIV_UGID);
+ if (setuid(UNPRIV_UGID))
+ return 1;
}
}
diff -up tcp_wrappers_7.6-ipv6.4/scaffold.c.warnings tcp_wrappers_7.6-ipv6.4/scaffold.c
--- tcp_wrappers_7.6-ipv6.4/scaffold.c.warnings 2013-08-15 18:51:57.457243868 +0200
+++ tcp_wrappers_7.6-ipv6.4/scaffold.c 2013-08-15 18:51:57.538244219 +0200
@@ -20,6 +20,8 @@ static char sccs_id[] = "@(#) scaffold.c
#include <syslog.h>
#include <setjmp.h>
#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
#ifndef INADDR_NONE
#define INADDR_NONE (-1) /* XXX should be 0xffffffff */
diff -up tcp_wrappers_7.6-ipv6.4/socket.c.warnings tcp_wrappers_7.6-ipv6.4/socket.c
--- tcp_wrappers_7.6-ipv6.4/socket.c.warnings 2013-08-15 18:51:57.479243964 +0200
+++ tcp_wrappers_7.6-ipv6.4/socket.c 2013-08-15 18:52:32.346394921 +0200
@@ -21,6 +21,7 @@ static char sccsid[] = "@(#) socket.c 1.
/* System libraries. */
+#include <arpa/inet.h>
#include <sys/types.h>
#include <sys/param.h>
#include <sys/socket.h>
@@ -84,7 +85,7 @@ struct request_info *request;
{
static struct sockaddr_gen client;
static struct sockaddr_gen server;
- int len;
+ unsigned len;
char buf[BUFSIZ];
int fd = request->fd;
@@ -168,7 +169,7 @@ struct request_info *request;
sock_methods(request);
memcpy(&client, res->ai_addr, res->ai_addrlen);
- request->client->sin = (struct sockaddr *)&client;
+ request->client->sin = (struct sockaddr_gen *)&client;
freeaddrinfo(res);
request->client->name[0] = 0;
@@ -293,7 +294,7 @@ int fd;
{
char buf[BUFSIZ];
struct sockaddr_in sin;
- int size = sizeof(sin);
+ unsigned size = sizeof(sin);
/*
* Eat up the not-yet received datagram. Some systems insist on a
diff -up tcp_wrappers_7.6-ipv6.4/tcpdchk.c.warnings tcp_wrappers_7.6-ipv6.4/tcpdchk.c
--- tcp_wrappers_7.6-ipv6.4/tcpdchk.c.warnings 2013-08-15 18:51:57.529244180 +0200
+++ tcp_wrappers_7.6-ipv6.4/tcpdchk.c 2013-08-15 18:51:57.540244228 +0200
@@ -30,6 +30,8 @@ static char sccsid[] = "@(#) tcpdchk.c 1
#include <errno.h>
#include <netdb.h>
#include <string.h>
+#include <unistd.h>
+#include <stdlib.h>
extern int errno;
extern void exit();
@@ -199,13 +201,15 @@ struct request_info *request;
char sv_list[BUFLEN]; /* becomes list of daemons */
char *cl_list; /* becomes list of requests */
char *sh_cmd; /* becomes optional shell command */
+#ifndef PROCESS_OPTIONS
char buf[BUFSIZ];
+#endif
int verdict;
struct tcpd_context saved_context;
saved_context = tcpd_context; /* stupid compilers */
- if (fp = fopen(table, "r")) {
+ if ((fp = fopen(table, "r"))) {
tcpd_context.file = table;
tcpd_context.line = 0;
while (xgets(sv_list, sizeof(sv_list), fp)) {
@@ -331,7 +335,7 @@ char *list;
clients = 0;
} else {
clients++;
- if (host = split_at(cp + 1, '@')) { /* user@host */
+ if ((host = split_at(cp + 1, '@'))) { /* user@host */
check_user(cp);
check_host(host);
} else {
@@ -449,7 +453,7 @@ char *pat;
if (err)
tcpd_warn("bad IP6 address specification: %s", pat);
#endif
- } else if (mask = split_at(pat, '/')) { /* network/netmask */
+ } else if ((mask = split_at(pat, '/'))) { /* network/netmask */
if (dot_quad_addr(pat) == INADDR_NONE
|| dot_quad_addr(mask) == INADDR_NONE)
tcpd_warn("%s/%s: bad net/mask pattern", pat, mask);
diff -up tcp_wrappers_7.6-ipv6.4/tcpd.c.warnings tcp_wrappers_7.6-ipv6.4/tcpd.c
--- tcp_wrappers_7.6-ipv6.4/tcpd.c.warnings 2013-08-15 18:51:57.450243838 +0200
+++ tcp_wrappers_7.6-ipv6.4/tcpd.c 2013-08-15 18:51:57.540244228 +0200
@@ -24,6 +24,7 @@ static char sccsid[] = "@(#) tcpd.c 1.10
#include <stdio.h>
#include <syslog.h>
#include <string.h>
+#include <unistd.h>
#ifndef MAXPATHNAMELEN
#define MAXPATHNAMELEN BUFSIZ
@@ -38,9 +39,12 @@ static char sccsid[] = "@(#) tcpd.c 1.10
#include "patchlevel.h"
#include "tcpd.h"
+void fix_options(struct request_info *);
+
int allow_severity = SEVERITY; /* run-time adjustable */
int deny_severity = LOG_WARNING; /* ditto */
+int
main(argc, argv)
int argc;
char **argv;
diff -up tcp_wrappers_7.6-ipv6.4/tcpdmatch.c.warnings tcp_wrappers_7.6-ipv6.4/tcpdmatch.c
--- tcp_wrappers_7.6-ipv6.4/tcpdmatch.c.warnings 2013-08-15 18:51:57.503244068 +0200
+++ tcp_wrappers_7.6-ipv6.4/tcpdmatch.c 2013-08-15 18:51:57.541244232 +0200
@@ -26,9 +26,11 @@ static char sccsid[] = "@(#) tcpdmatch.c
#include <arpa/inet.h>
#include <netdb.h>
#include <stdio.h>
+#include <stdlib.h>
#include <syslog.h>
#include <setjmp.h>
#include <string.h>
+#include <unistd.h>
extern void exit();
extern int optind;
diff -up tcp_wrappers_7.6-ipv6.4/try-from.c.warnings tcp_wrappers_7.6-ipv6.4/try-from.c
--- tcp_wrappers_7.6-ipv6.4/try-from.c.warnings 1994-12-28 17:42:55.000000000 +0100
+++ tcp_wrappers_7.6-ipv6.4/try-from.c 2013-08-15 18:51:57.541244232 +0200
@@ -37,6 +37,7 @@ static char sccsid[] = "@(#) try-from.c
int allow_severity = SEVERITY; /* run-time adjustable */
int deny_severity = LOG_WARNING; /* ditto */
+int
main(argc, argv)
int argc;
char **argv;
diff -up tcp_wrappers_7.6-ipv6.4/update.c.warnings tcp_wrappers_7.6-ipv6.4/update.c
--- tcp_wrappers_7.6-ipv6.4/update.c.warnings 1999-10-27 10:44:39.000000000 +0200
+++ tcp_wrappers_7.6-ipv6.4/update.c 2013-08-15 18:51:57.541244232 +0200
@@ -22,6 +22,7 @@ static char sccsid[] = "@(#) update.c 1.
#include <stdio.h>
#include <syslog.h>
#include <string.h>
+#include <unistd.h>
/* Local stuff. */