openssl/openssl-1.0.0-beta3-fipscheck.patch
2009-08-20 14:20:57 +00:00

401 lines
8.8 KiB
Diff

diff -up openssl-1.0.0-beta3/crypto/fips/fips.c.fipscheck openssl-1.0.0-beta3/crypto/fips/fips.c
--- openssl-1.0.0-beta3/crypto/fips/fips.c.fipscheck 2009-08-10 20:11:59.000000000 +0200
+++ openssl-1.0.0-beta3/crypto/fips/fips.c 2009-08-10 20:11:59.000000000 +0200
@@ -47,6 +47,7 @@
*
*/
+#define _GNU_SOURCE
#include <openssl/rand.h>
#include <openssl/fips_rand.h>
@@ -56,6 +57,9 @@
#include <openssl/rsa.h>
#include <string.h>
#include <limits.h>
+#include <dlfcn.h>
+#include <stdio.h>
+#include <stdlib.h>
#include "fips_locl.h"
#ifdef OPENSSL_FIPS
@@ -165,6 +169,204 @@ int FIPS_selftest()
&& FIPS_selftest_dsa();
}
+/* we implement what libfipscheck does ourselves */
+
+static int
+get_library_path(const char *libname, const char *symbolname, char *path, size_t pathlen)
+{
+ Dl_info info;
+ void *dl, *sym;
+ int rv = -1;
+
+ dl = dlopen(libname, RTLD_LAZY);
+ if (dl == NULL) {
+ return -1;
+ }
+
+ sym = dlsym(dl, symbolname);
+
+ if (sym != NULL && dladdr(sym, &info)) {
+ strncpy(path, info.dli_fname, pathlen-1);
+ path[pathlen-1] = '\0';
+ rv = 0;
+ }
+
+ dlclose(dl);
+
+ return rv;
+}
+
+static const char conv[] = "0123456789abcdef";
+
+static char *
+bin2hex(void *buf, size_t len)
+{
+ char *hex, *p;
+ unsigned char *src = buf;
+
+ hex = malloc(len * 2 + 1);
+ if (hex == NULL)
+ return NULL;
+
+ p = hex;
+
+ while (len > 0) {
+ unsigned c;
+
+ c = *src;
+ src++;
+
+ *p = conv[c >> 4];
+ ++p;
+ *p = conv[c & 0x0f];
+ ++p;
+ --len;
+ }
+ *p = '\0';
+ return hex;
+}
+
+#define HMAC_PREFIX "."
+#define HMAC_SUFFIX ".hmac"
+#define READ_BUFFER_LENGTH 16384
+
+static char *
+make_hmac_path(const char *origpath)
+{
+ char *path, *p;
+ const char *fn;
+
+ path = malloc(sizeof(HMAC_PREFIX) + sizeof(HMAC_SUFFIX) + strlen(origpath));
+ if(path == NULL) {
+ return NULL;
+ }
+
+ fn = strrchr(origpath, '/');
+ if (fn == NULL) {
+ fn = origpath;
+ } else {
+ ++fn;
+ }
+
+ strncpy(path, origpath, fn-origpath);
+ p = path + (fn - origpath);
+ p = stpcpy(p, HMAC_PREFIX);
+ p = stpcpy(p, fn);
+ p = stpcpy(p, HMAC_SUFFIX);
+
+ return path;
+}
+
+static const char hmackey[] = "orboDeJITITejsirpADONivirpUkvarP";
+
+static int
+compute_file_hmac(const char *path, void **buf, size_t *hmaclen)
+{
+ FILE *f = NULL;
+ int rv = -1;
+ unsigned char rbuf[READ_BUFFER_LENGTH];
+ size_t len;
+ unsigned int hlen;
+ HMAC_CTX c;
+
+ HMAC_CTX_init(&c);
+
+ f = fopen(path, "r");
+
+ if (f == NULL) {
+ goto end;
+ }
+
+ HMAC_Init(&c, hmackey, sizeof(hmackey)-1, EVP_sha256());
+
+ while ((len=fread(rbuf, 1, sizeof(rbuf), f)) != 0) {
+ HMAC_Update(&c, rbuf, len);
+ }
+
+ len = sizeof(rbuf);
+ /* reuse rbuf for hmac */
+ HMAC_Final(&c, rbuf, &hlen);
+
+ *buf = malloc(hlen);
+ if (*buf == NULL) {
+ goto end;
+ }
+
+ *hmaclen = hlen;
+
+ memcpy(*buf, rbuf, hlen);
+
+ rv = 0;
+end:
+ HMAC_CTX_cleanup(&c);
+
+ if (f)
+ fclose(f);
+
+ return rv;
+}
+
+static int
+FIPSCHECK_verify(const char *libname, const char *symbolname)
+{
+ char path[PATH_MAX+1];
+ int rv;
+ FILE *hf;
+ char *hmacpath, *p;
+ char *hmac = NULL;
+ size_t n;
+
+ rv = get_library_path(libname, symbolname, path, sizeof(path));
+
+ if (rv < 0)
+ return 0;
+
+ hmacpath = make_hmac_path(path);
+
+ hf = fopen(hmacpath, "r");
+ if (hf == NULL) {
+ free(hmacpath);
+ return 0;
+ }
+
+ if (getline(&hmac, &n, hf) > 0) {
+ void *buf;
+ size_t hmaclen;
+ char *hex;
+
+ if ((p=strchr(hmac, '\n')) != NULL)
+ *p = '\0';
+
+ if (compute_file_hmac(path, &buf, &hmaclen) < 0) {
+ rv = -4;
+ goto end;
+ }
+
+ if ((hex=bin2hex(buf, hmaclen)) == NULL) {
+ free(buf);
+ rv = -5;
+ goto end;
+ }
+
+ if (strcmp(hex, hmac) != 0) {
+ rv = -1;
+ }
+ free(buf);
+ free(hex);
+ }
+
+end:
+ free(hmac);
+ free(hmacpath);
+ fclose(hf);
+
+ if (rv < 0)
+ return 0;
+
+ /* check successful */
+ return 1;
+}
+
int FIPS_mode_set(int onoff)
{
int fips_set_owning_thread();
@@ -201,6 +403,22 @@ int FIPS_mode_set(int onoff)
}
#endif
+ if(!FIPSCHECK_verify("libcrypto.so." SHLIB_VERSION_NUMBER,"FIPS_mode_set"))
+ {
+ FIPSerr(FIPS_F_FIPS_MODE_SET,FIPS_R_FINGERPRINT_DOES_NOT_MATCH);
+ fips_selftest_fail = 1;
+ ret = 0;
+ goto end;
+ }
+
+ if(!FIPSCHECK_verify("libssl.so." SHLIB_VERSION_NUMBER,"SSL_CTX_new"))
+ {
+ FIPSerr(FIPS_F_FIPS_MODE_SET,FIPS_R_FINGERPRINT_DOES_NOT_MATCH);
+ fips_selftest_fail = 1;
+ ret = 0;
+ goto end;
+ }
+
/* Perform RNG KAT before seeding */
if (!FIPS_selftest_rng())
{
diff -up openssl-1.0.0-beta3/crypto/fips/fips_standalone_sha1.c.fipscheck openssl-1.0.0-beta3/crypto/fips/fips_standalone_sha1.c
--- openssl-1.0.0-beta3/crypto/fips/fips_standalone_sha1.c.fipscheck 2009-08-10 20:11:59.000000000 +0200
+++ openssl-1.0.0-beta3/crypto/fips/fips_standalone_sha1.c 2009-08-10 20:11:59.000000000 +0200
@@ -62,7 +62,7 @@ void OPENSSL_cleanse(void *p,size_t len)
#ifdef OPENSSL_FIPS
-static void hmac_init(SHA_CTX *md_ctx,SHA_CTX *o_ctx,
+static void hmac_init(SHA256_CTX *md_ctx,SHA256_CTX *o_ctx,
const char *key)
{
size_t len=strlen(key);
@@ -72,10 +72,10 @@ static void hmac_init(SHA_CTX *md_ctx,SH
if (len > SHA_CBLOCK)
{
- SHA1_Init(md_ctx);
- SHA1_Update(md_ctx,key,len);
- SHA1_Final(keymd,md_ctx);
- len=20;
+ SHA256_Init(md_ctx);
+ SHA256_Update(md_ctx,key,len);
+ SHA256_Final(keymd,md_ctx);
+ len=SHA256_DIGEST_LENGTH;
}
else
memcpy(keymd,key,len);
@@ -83,22 +83,22 @@ static void hmac_init(SHA_CTX *md_ctx,SH
for(i=0 ; i < HMAC_MAX_MD_CBLOCK ; i++)
pad[i]=0x36^keymd[i];
- SHA1_Init(md_ctx);
- SHA1_Update(md_ctx,pad,SHA_CBLOCK);
+ SHA256_Init(md_ctx);
+ SHA256_Update(md_ctx,pad,SHA256_CBLOCK);
for(i=0 ; i < HMAC_MAX_MD_CBLOCK ; i++)
pad[i]=0x5c^keymd[i];
- SHA1_Init(o_ctx);
- SHA1_Update(o_ctx,pad,SHA_CBLOCK);
+ SHA256_Init(o_ctx);
+ SHA256_Update(o_ctx,pad,SHA256_CBLOCK);
}
-static void hmac_final(unsigned char *md,SHA_CTX *md_ctx,SHA_CTX *o_ctx)
+static void hmac_final(unsigned char *md,SHA256_CTX *md_ctx,SHA256_CTX *o_ctx)
{
- unsigned char buf[20];
+ unsigned char buf[SHA256_DIGEST_LENGTH];
- SHA1_Final(buf,md_ctx);
- SHA1_Update(o_ctx,buf,sizeof buf);
- SHA1_Final(md,o_ctx);
+ SHA256_Final(buf,md_ctx);
+ SHA256_Update(o_ctx,buf,sizeof buf);
+ SHA256_Final(md,o_ctx);
}
#endif
@@ -106,7 +106,7 @@ static void hmac_final(unsigned char *md
int main(int argc,char **argv)
{
#ifdef OPENSSL_FIPS
- static char key[]="etaonrishdlcupfm";
+ static char key[]="orboDeJITITejsirpADONivirpUkvarP";
int n,binary=0;
if(argc < 2)
@@ -125,8 +125,8 @@ int main(int argc,char **argv)
for(; n < argc ; ++n)
{
FILE *f=fopen(argv[n],"rb");
- SHA_CTX md_ctx,o_ctx;
- unsigned char md[20];
+ SHA256_CTX md_ctx,o_ctx;
+ unsigned char md[SHA256_DIGEST_LENGTH];
int i;
if(!f)
@@ -151,18 +151,18 @@ int main(int argc,char **argv)
else
break;
}
- SHA1_Update(&md_ctx,buf,l);
+ SHA256_Update(&md_ctx,buf,l);
}
hmac_final(md,&md_ctx,&o_ctx);
if (binary)
{
- fwrite(md,20,1,stdout);
+ fwrite(md,SHA256_DIGEST_LENGTH,1,stdout);
break; /* ... for single(!) file */
}
- printf("HMAC-SHA1(%s)= ",argv[n]);
- for(i=0 ; i < 20 ; ++i)
+/* printf("HMAC-SHA1(%s)= ",argv[n]); */
+ for(i=0 ; i < SHA256_DIGEST_LENGTH ; ++i)
printf("%02x",md[i]);
printf("\n");
}
diff -up openssl-1.0.0-beta3/crypto/fips/Makefile.fipscheck openssl-1.0.0-beta3/crypto/fips/Makefile
--- openssl-1.0.0-beta3/crypto/fips/Makefile.fipscheck 2009-08-10 20:11:59.000000000 +0200
+++ openssl-1.0.0-beta3/crypto/fips/Makefile 2009-08-10 20:27:45.000000000 +0200
@@ -16,6 +16,9 @@ GENERAL=Makefile
TEST=fips_test_suite.c fips_randtest.c
APPS=
+PROGRAM= fips_standalone_sha1
+EXE= $(PROGRAM)$(EXE_EXT)
+
LIB=$(TOP)/libcrypto.a
LIBSRC=fips_aes_selftest.c fips_des_selftest.c fips_hmac_selftest.c fips_rand_selftest.c \
fips_rsa_selftest.c fips_sha1_selftest.c fips.c fips_dsa_selftest.c fips_rand.c \
@@ -25,6 +28,8 @@ LIBOBJ=fips_aes_selftest.o fips_des_self
fips_rsa_selftest.o fips_sha1_selftest.o fips.o fips_dsa_selftest.o fips_rand.o \
fips_rsa_x931g.o
+LIBCRYPTO=-L.. -lcrypto
+
SRC= $(LIBSRC) fips_standalone_sha1.c
EXHEADER= fips.h fips_rand.h
@@ -35,13 +40,15 @@ ALL= $(GENERAL) $(SRC) $(HEADER)
top:
(cd ../..; $(MAKE) DIRS=crypto SDIRS=$(DIR) sub_all)
-all: lib
+all: lib exe
lib: $(LIBOBJ)
$(AR) $(LIB) $(LIBOBJ)
$(RANLIB) $(LIB) || echo Never mind.
@touch lib
+exe: $(EXE)
+
files:
$(PERL) $(TOP)/util/files.pl Makefile >> $(TOP)/MINFO
@@ -77,5 +84,9 @@ dclean:
clean:
rm -f *.o *.obj lib tags core .pure .nfs* *.old *.bak fluff
+$(EXE): $(PROGRAM).o
+ FIPS_SHA_ASM=""; for i in $(SHA1_ASM_OBJ) sha256.o ; do FIPS_SHA_ASM="$$FIPS_SHA_ASM ../sha/$$i" ; done; \
+ $(CC) -o $@ $(CFLAGS) $(PROGRAM).o $$FIPS_SHA_ASM
+
# DO NOT DELETE THIS LINE -- make depend depends on it.