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Use HMAC instead of straight SHA-1.

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This commit is contained in:
Ben Laurie
2004-04-09 14:55:43 +00:00
parent d46359842f
commit bedc89e7af
15 changed files with 135 additions and 63 deletions
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6
fips/aes/fingerprint.sha1
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@@ -1,3 +1,3 @@
SHA1(fips_aes_core.c)= 4cad001926dce3593181541ea19207256593171a
SHA1(fips_aes_selftest.c)= 8f270e559d34a18b3771d7f0098b77dd7bf168c5
SHA1(fips_aes_locl.h)= a3c01d9a4f9d5211e9e785852f6f1a2febfd73b6
HMAC-SHA1(fips_aes_core.c)= 979e9a3084dc8e15d9f222bf721e6faccf6bcd18
HMAC-SHA1(fips_aes_selftest.c)= 0bf32b515e2ee39332aa6563b45d7d44d88f4ed4
HMAC-SHA1(fips_aes_locl.h)= ded58f0cda8cb967dc5f5f3a860601c0b8744623

8
fips/des/fingerprint.sha1
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@@ -1,4 +1,4 @@
SHA1(fips_des_enc.c)= 41388beadcafe125a8025968ff91b7dc60b96c49
SHA1(fips_des_selftest.c)= 1236ecc25bcbd5ad6af8c396426d6c7783cfe941
SHA1(fips_set_key.c)= 1e3dc1e0d02f0ab4d8fdd5e1f4db284cad1510f4
SHA1(fips_des_locl.h)= a4cf60ca32476a2483b3e4460ec9a19c0444fd20
HMAC-SHA1(fips_des_enc.c)= ea89417ba58c148c3d72d29438cd0bedc2315f7f
HMAC-SHA1(fips_des_selftest.c)= 65498d95dcb502f6b506dd8804771c3d0de17f81
HMAC-SHA1(fips_set_key.c)= e55cabd0cbe5cd17710e11270d9594c0d7237064
HMAC-SHA1(fips_des_locl.h)= 7053848e884df47f06de9f2248380b92e58ef4e5

6
fips/dsa/fingerprint.sha1
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@@ -1,3 +1,3 @@
SHA1(fips_dsa_ossl.c)= 592cd23f6e63bc08b9c960014d52aad05594f913
SHA1(fips_dsa_gen.c)= 418cbd83675130cf7c45f3ea669b96167a1d65aa
SHA1(fips_dsa_selftest.c)= d638e2d13912befe42e0ed6efa8a27719b6689d5
HMAC-SHA1(fips_dsa_ossl.c)= 1295b5241620e1d5449aaeeb7084b181fc197003
HMAC-SHA1(fips_dsa_gen.c)= e347a0c5b19cdcde37c73f6abcdc52c794d5dd4e
HMAC-SHA1(fips_dsa_selftest.c)= 5a42b699e44b68e765fd6a1e9bcc2b923512a198

8
fips/fingerprint.sha1
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@@ -1,4 +1,4 @@
SHA1(fips.c)= 3ce5c4660e56e1a1c1ef177f3536b3098bb65290
SHA1(fips_err_wrapper.c)= ad4a2ffa18743c83827de398c811eb6124ba0b27
SHA1(fips.h)= da5e4f1bb957eb808c818507a76c8dcaa06dcec0
SHA1(fips_err.h)= 8a6c9283e478afae4b30c033c5f885b1d20e75c1
HMAC-SHA1(fips.c)= 7d28c5e09fa4e217f8618d63303e944a67cdff44
HMAC-SHA1(fips_err_wrapper.c)= d3e2be316062510312269e98f964cb87e7577898
HMAC-SHA1(fips.h)= 30200a267be0bed23d4a93a9e242e181e0ee2b44
HMAC-SHA1(fips_err.h)= f4203a47100a815c21cf3a97092f91a595938f7c

31
fips/fips.c
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@@ -52,7 +52,7 @@
#include <openssl/fips_rand.h>
#include <openssl/err.h>
#include <openssl/bio.h>
#include <openssl/evp.h>
#include <openssl/hmac.h>
#include <string.h>
#include <limits.h>
#include "fips_locl.h"
@@ -75,42 +75,43 @@ int FIPS_selftest()
static int FIPS_check_exe(const char *path)
{
BIO *bio, *md;
char buf[1024];
char p2[PATH_MAX];
int n;
char mdbuf[EVP_MAX_MD_SIZE];
FILE *f;
static char key[]="etaonrishdlcupfm";
HMAC_CTX hmac;
bio=BIO_new_file(path,"rb");
if(!bio)
f=fopen(path,"rb");
if(!f)
{
FIPSerr(FIPS_F_FIPS_CHECK_EXE,FIPS_R_CANNOT_READ_EXE);
return 0;
}
md=BIO_new(BIO_f_md());
BIO_set_md(md,EVP_sha1());
bio=BIO_push(md,bio);
HMAC_Init(&hmac,key,strlen(key),EVP_sha1());
do
{
n=BIO_read(bio,buf,sizeof buf);
n=fread(buf,1,sizeof buf,f);
if(n < 0)
{
BIO_free_all(bio);
fclose(f);
FIPSerr(FIPS_F_FIPS_CHECK_EXE,FIPS_R_CANNOT_READ_EXE);
return 0;
}
HMAC_Update(&hmac,buf,n);
} while(n > 0);
BIO_gets(md,mdbuf,EVP_MAX_MD_SIZE);
BIO_free_all(bio);
fclose(f);
HMAC_Final(&hmac,mdbuf,&n);
BIO_snprintf(p2,sizeof p2,"%s.sha1",path);
bio=BIO_new_file(p2,"rb");
if(!bio || BIO_read(bio,buf,20) != 20)
f=fopen(p2,"rb");
if(!f || !fread(buf,1,20,f) != 20)
{
BIO_free(bio);
fclose(f);
FIPSerr(FIPS_F_FIPS_CHECK_EXE,FIPS_R_CANNOT_READ_EXE_DIGEST);
return 0;
}
BIO_free(bio);
fclose(f);
if(memcmp(buf,mdbuf,20))
{
FIPSerr(FIPS_F_FIPS_CHECK_EXE,FIPS_R_EXE_DIGEST_DOES_NOT_MATCH);

6
fips/openssl_fips_fingerprint
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@@ -10,12 +10,12 @@ exe=$2
# not yet installed
if [ "X$TOP" != "X" ]
then
PATH=$PATH:$TOP/apps
PATH=$TOP/apps:$PATH
fi
elib=`echo $lib| sed 's/\//\\\\\//g'`
echo "Checking library fingerprint for $lib"
openssl sha1 $lib | sed "s/$elib/libcrypto.a/" | diff ${lib%.a}.sha1 - || { echo "$libs fingerprint mismatch"; exit 1; }
openssl sha1 -hmac etaonrishdlcupfm $lib | sed "s/$elib/libcrypto.a/" | diff ${lib%.a}.sha1 - || { echo "$libs fingerprint mismatch"; exit 1; }
echo "Making fingerprint for $exe"
openssl sha1 -binary $exe > $exe.sha1
openssl sha1 -hmac etaonrishdlcupfm -binary $exe > $exe.sha1

4
fips/rand/fingerprint.sha1
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@@ -1,2 +1,2 @@
SHA1(fips_rand.c)= af88aebd4897e9d2ef593969b50f80c2cdf120d9
SHA1(fips_rand.h)= da5ee76588070c97d47c939d069d250a1476a080
HMAC-SHA1(fips_rand.c)= f65f82a78988b284668d51497f06a0fd029b17f8
HMAC-SHA1(fips_rand.h)= 72cff1a7ca7f33fe9df6b9da30e6420874eeb623

6
fips/rsa/fingerprint.sha1
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@@ -1,3 +1,3 @@
SHA1(fips_rsa_eay.c)= eacbcc656f1f046509abb9cc0207880b58ae8b90
SHA1(fips_rsa_gen.c)= eb47b6add96f4fe2396538b8ef394d16c4b1e87f
SHA1(fips_rsa_selftest.c)= 0106c4c565833ad2c8975b7d38765038a58f037c
HMAC-SHA1(fips_rsa_eay.c)= 3808fed15de958768052db96ff710699ca9afd92
HMAC-SHA1(fips_rsa_gen.c)= bdc892485913c405f9e0459eb4e9b7e94881a4dc
HMAC-SHA1(fips_rsa_selftest.c)= b3cd2e2ff2bcf910ec8dfc891168761cb5dca0d6

8
fips/sha1/fingerprint.sha1
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@@ -1,4 +1,4 @@
SHA1(fips_sha1dgst.c)= c197020b866c1ab32f1e30f5599592e14fcaa925
SHA1(fips_sha1_selftest.c)= 55fef82fa5f4aec6b1359847fe50555ff77cec49
SHA1(fips_sha_locl.h)= 623de315f9a7e320a19bce0fad25d4ca1ab085c3
SHA1(fips_md32_common.h)= 4f41bcde24750b3b8c99a06bcba2fe06ff8db4d0
HMAC-SHA1(fips_sha1dgst.c)= 87dd5198b5ab3df38549422d3313126085589b60
HMAC-SHA1(fips_sha1_selftest.c)= 9719f7e68950250ce4b7726be3e560c24cd72a32
HMAC-SHA1(fips_sha_locl.h)= 199ceca9016ba5514997ce1fcd22be7d4f66e9b5
HMAC-SHA1(fips_md32_common.h)= 4dd5d27e9bedbbaab6c6c5536b254e040137471e

68
fips/sha1/fips_standalone_sha1.c
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@@ -48,15 +48,70 @@
*/
#include <openssl/sha.h>
#include <openssl/hmac.h>
#include <openssl/opensslconf.h>
#include <stdio.h>
#include <stdlib.h>
int FIPS_selftest_fail;
static void hmac_init(SHA_CTX *md_ctx,SHA_CTX *i_ctx,SHA_CTX *o_ctx,
const char *key)
{
int len=strlen(key);
int i;
unsigned char keymd[HMAC_MAX_MD_CBLOCK];
unsigned char pad[HMAC_MAX_MD_CBLOCK];
if (len > SHA_CBLOCK)
{
// EVP_DigestInit_ex(&ctx->md_ctx,md, impl);
SHA1_Init(md_ctx);
// EVP_DigestUpdate(&ctx->md_ctx,key,len);
SHA1_Update(md_ctx,key,len);
// EVP_DigestFinal_ex(&(ctx->md_ctx),ctx->key,&ctx->key_length);
SHA1_Final(keymd,md_ctx);
len=20;
}
else
memcpy(keymd,key,len);
memset(&keymd[len],'\0',HMAC_MAX_MD_CBLOCK-len);
for(i=0 ; i < HMAC_MAX_MD_CBLOCK ; i++)
pad[i]=0x36^keymd[i];
// EVP_DigestInit_ex(&ctx->i_ctx,md, impl);
SHA1_Init(md_ctx);
// EVP_DigestUpdate(&ctx->i_ctx,pad,EVP_MD_block_size(md));
SHA1_Update(md_ctx,pad,SHA_CBLOCK);
for(i=0 ; i < HMAC_MAX_MD_CBLOCK ; i++)
pad[i]=0x5c^keymd[i];
// EVP_DigestInit_ex(&ctx->o_ctx,md, impl);
SHA1_Init(o_ctx);
// EVP_DigestUpdate(&ctx->o_ctx,pad,EVP_MD_block_size(md));
SHA1_Update(o_ctx,pad,SHA_CBLOCK);
// EVP_MD_CTX_copy_ex(&ctx->md_ctx,&ctx->i_ctx);
// memcpy(md_ctx,i_ctx,sizeof *md_ctx);
}
static void hmac_final(unsigned char *md,SHA_CTX *md_ctx,SHA_CTX *o_ctx)
{
unsigned char buf[20];
//EVP_DigestFinal_ex(&ctx->md_ctx,buf,&i);
SHA1_Final(buf,md_ctx);
//EVP_MD_CTX_copy_ex(&ctx->md_ctx,&ctx->o_ctx);
// memcpy(md_ctx,o_ctx,sizeof *md_ctx);
//EVP_DigestUpdate(&ctx->md_ctx,buf,i);
SHA1_Update(o_ctx,buf,sizeof buf);
//EVP_DigestFinal_ex(&ctx->md_ctx,md,len);
SHA1_Final(md,o_ctx);
}
int main(int argc,char **argv)
{
#ifdef OPENSSL_FIPS
static char key[]="etaonrishdlcupfm";
int n;
if(argc < 2)
@@ -68,7 +123,7 @@ int main(int argc,char **argv)
for(n=1 ; n < argc ; ++n)
{
FILE *f=fopen(argv[n],"rb");
SHA_CTX sha;
SHA_CTX md_ctx,i_ctx,o_ctx;
unsigned char md[20];
int i;
@@ -78,7 +133,7 @@ int main(int argc,char **argv)
exit(2);
}
SHA1_Init(&sha);
hmac_init(&md_ctx,&i_ctx,&o_ctx,key);
for( ; ; )
{
char buf[1024];
@@ -94,10 +149,11 @@ int main(int argc,char **argv)
else
break;
}
SHA1_Update(&sha,buf,l);
SHA1_Update(&md_ctx,buf,l);
}
SHA1_Final(md,&sha);
printf("SHA1(%s)= ",argv[n]);
hmac_final(md,&md_ctx,&o_ctx);
printf("HMAC-SHA1(%s)= ",argv[n]);
for(i=0 ; i < 20 ; ++i)
printf("%02x",md[i]);
printf("\n");
@@ -105,3 +161,5 @@ int main(int argc,char **argv)
#endif
return 0;
}

10
fips/sha1/standalone.sha1
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@@ -1,5 +1,5 @@
SHA1(fips_sha1dgst.c)= c197020b866c1ab32f1e30f5599592e14fcaa925
SHA1(fips_sha1_selftest.c)= 55fef82fa5f4aec6b1359847fe50555ff77cec49
SHA1(fips_standalone_sha1.c)= 77a4d5f4a1b39f186cffc12342cc14eb80664acf
SHA1(fips_sha_locl.h)= 623de315f9a7e320a19bce0fad25d4ca1ab085c3
SHA1(fips_md32_common.h)= 4f41bcde24750b3b8c99a06bcba2fe06ff8db4d0
HMAC-SHA1(fips_sha1dgst.c)= 87dd5198b5ab3df38549422d3313126085589b60
HMAC-SHA1(fips_sha1_selftest.c)= 9719f7e68950250ce4b7726be3e560c24cd72a32
HMAC-SHA1(fips_standalone_sha1.c)= a66055fef7d4dcc59479746e53183738d01b8e6d
HMAC-SHA1(fips_sha_locl.h)= 199ceca9016ba5514997ce1fcd22be7d4f66e9b5
HMAC-SHA1(fips_md32_common.h)= 4dd5d27e9bedbbaab6c6c5536b254e040137471e