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Add error codes for DRBG KAT failures.

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Add abbreviated DRBG KAT for POST which only performs a single generate
operations instead of four.
This commit is contained in:
Dr. Stephen Henson 2011-09-06 20:46:27 +00:00
parent ed28aef8b4
commit bbb19418e6
3 changed files with 40 additions and 12 deletions
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16
crypto/fips_err.h
View File

@ -1,6 +1,6 @@
/* crypto/fips_err.h */
/* ====================================================================
* Copyright (c) 1999-2010 The OpenSSL Project. All rights reserved.
* Copyright (c) 1999-2011 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -83,12 +83,12 @@ static ERR_STRING_DATA FIPS_str_functs[]=
{ERR_FUNC(FIPS_F_FIPS_CHECK_INCORE_FINGERPRINT), "FIPS_check_incore_fingerprint"},
{ERR_FUNC(FIPS_F_FIPS_CHECK_RSA), "fips_check_rsa"},
{ERR_FUNC(FIPS_F_FIPS_CHECK_RSA_PRNG), "fips_check_rsa_prng"},
{ERR_FUNC(FIPS_F_FIPS_CIPHER), "FIPS_CIPHER"},
{ERR_FUNC(FIPS_F_FIPS_CIPHERINIT), "FIPS_CIPHERINIT"},
{ERR_FUNC(FIPS_F_FIPS_CIPHER), "FIPS_cipher"},
{ERR_FUNC(FIPS_F_FIPS_CIPHERINIT), "FIPS_cipherinit"},
{ERR_FUNC(FIPS_F_FIPS_CIPHER_CTX_CTRL), "FIPS_CIPHER_CTX_CTRL"},
{ERR_FUNC(FIPS_F_FIPS_DIGESTFINAL), "FIPS_DIGESTFINAL"},
{ERR_FUNC(FIPS_F_FIPS_DIGESTINIT), "FIPS_DIGESTINIT"},
{ERR_FUNC(FIPS_F_FIPS_DIGESTUPDATE), "FIPS_DIGESTUPDATE"},
{ERR_FUNC(FIPS_F_FIPS_DIGESTFINAL), "FIPS_digestfinal"},
{ERR_FUNC(FIPS_F_FIPS_DIGESTINIT), "FIPS_digestinit"},
{ERR_FUNC(FIPS_F_FIPS_DIGESTUPDATE), "FIPS_digestupdate"},
{ERR_FUNC(FIPS_F_FIPS_DRBG_BYTES), "FIPS_DRBG_BYTES"},
{ERR_FUNC(FIPS_F_FIPS_DRBG_CHECK), "FIPS_DRBG_CHECK"},
{ERR_FUNC(FIPS_F_FIPS_DRBG_CPRNG_TEST), "FIPS_DRBG_CPRNG_TEST"},
@ -165,11 +165,15 @@ static ERR_STRING_DATA FIPS_str_reasons[]=
{ERR_REASON(FIPS_R_IN_ERROR_STATE) ,"in error state"},
{ERR_REASON(FIPS_R_KEY_TOO_SHORT) ,"key too short"},
{ERR_REASON(FIPS_R_NON_FIPS_METHOD) ,"non fips method"},
{ERR_REASON(FIPS_R_NOPR_TEST1_FAILURE) ,"nopr test1 failure"},
{ERR_REASON(FIPS_R_NOPR_TEST2_FAILURE) ,"nopr test2 failure"},
{ERR_REASON(FIPS_R_NOT_INSTANTIATED) ,"not instantiated"},
{ERR_REASON(FIPS_R_PAIRWISE_TEST_FAILED) ,"pairwise test failed"},
{ERR_REASON(FIPS_R_PERSONALISATION_ERROR_UNDETECTED),"personalisation error undetected"},
{ERR_REASON(FIPS_R_PERSONALISATION_STRING_TOO_LONG),"personalisation string too long"},
{ERR_REASON(FIPS_R_PRNG_STRENGTH_TOO_LOW),"prng strength too low"},
{ERR_REASON(FIPS_R_PR_TEST1_FAILURE) ,"pr test1 failure"},
{ERR_REASON(FIPS_R_PR_TEST2_FAILURE) ,"pr test2 failure"},
{ERR_REASON(FIPS_R_REQUEST_LENGTH_ERROR_UNDETECTED),"request length error undetected"},
{ERR_REASON(FIPS_R_REQUEST_TOO_LARGE_FOR_DRBG),"request too large for drbg"},
{ERR_REASON(FIPS_R_RESEED_COUNTER_ERROR) ,"reseed counter error"},

4
fips/fips.h
View File

@ -425,11 +425,15 @@ void ERR_load_FIPS_strings(void);
#define FIPS_R_IN_ERROR_STATE 123
#define FIPS_R_KEY_TOO_SHORT 124
#define FIPS_R_NON_FIPS_METHOD 125
#define FIPS_R_NOPR_TEST1_FAILURE 145
#define FIPS_R_NOPR_TEST2_FAILURE 146
#define FIPS_R_NOT_INSTANTIATED 126
#define FIPS_R_PAIRWISE_TEST_FAILED 127
#define FIPS_R_PERSONALISATION_ERROR_UNDETECTED 128
#define FIPS_R_PERSONALISATION_STRING_TOO_LONG 129
#define FIPS_R_PRNG_STRENGTH_TOO_LOW 143
#define FIPS_R_PR_TEST1_FAILURE 147
#define FIPS_R_PR_TEST2_FAILURE 148
#define FIPS_R_REQUEST_LENGTH_ERROR_UNDETECTED 130
#define FIPS_R_REQUEST_TOO_LARGE_FOR_DRBG 131
#define FIPS_R_RESEED_COUNTER_ERROR 132

32
fips/rand/fips_drbg_selftest.c
View File

@ -181,7 +181,8 @@ static size_t test_nonce(DRBG_CTX *dctx, unsigned char **pout,
return t->noncelen;
}
static int fips_drbg_single_kat(DRBG_CTX *dctx, DRBG_SELFTEST_DATA *td)
static int fips_drbg_single_kat(DRBG_CTX *dctx, DRBG_SELFTEST_DATA *td,
int quick)
{
TEST_ENT t;
int rv = 0;
@ -220,7 +221,10 @@ static int fips_drbg_single_kat(DRBG_CTX *dctx, DRBG_SELFTEST_DATA *td)
goto err;
if (memcmp(randout, td->kat, td->katlen))
goto err;
{
FIPSerr(FIPS_F_FIPS_DRBG_SINGLE_KAT, FIPS_R_NOPR_TEST1_FAILURE);
goto err2;
}
t.ent = td->entreseed;
t.entlen = td->entreseedlen;
@ -233,7 +237,10 @@ static int fips_drbg_single_kat(DRBG_CTX *dctx, DRBG_SELFTEST_DATA *td)
goto err;
if (memcmp(randout, td->kat2, td->kat2len))
goto err;
{
FIPSerr(FIPS_F_FIPS_DRBG_SINGLE_KAT, FIPS_R_NOPR_TEST2_FAILURE);
goto err2;
}
FIPS_drbg_uninstantiate(dctx);
@ -271,7 +278,16 @@ static int fips_drbg_single_kat(DRBG_CTX *dctx, DRBG_SELFTEST_DATA *td)
goto err;
if (memcmp(randout, td->kat_pr, td->katlen_pr))
{
FIPSerr(FIPS_F_FIPS_DRBG_SINGLE_KAT, FIPS_R_PR_TEST1_FAILURE);
goto err2;
}
if (quick)
{
rv = 1;
goto err;
}
t.ent = td->entg_pr;
t.entlen = td->entglen_pr;
@ -281,13 +297,17 @@ static int fips_drbg_single_kat(DRBG_CTX *dctx, DRBG_SELFTEST_DATA *td)
goto err;
if (memcmp(randout, td->kat2_pr, td->kat2len_pr))
goto err;
{
FIPSerr(FIPS_F_FIPS_DRBG_SINGLE_KAT, FIPS_R_PR_TEST2_FAILURE);
goto err2;
}
rv = 1;
err:
if (rv == 0)
FIPSerr(FIPS_F_FIPS_DRBG_SINGLE_KAT, FIPS_R_SELFTEST_FAILED);
err2:
FIPS_drbg_uninstantiate(dctx);
return rv;
@ -489,7 +509,7 @@ int fips_drbg_kat(DRBG_CTX *dctx, int nid, unsigned int flags)
{
if (td->nid == nid && td->flags == flags)
{
rv = fips_drbg_single_kat(dctx, td);
rv = fips_drbg_single_kat(dctx, td, 0);
if (rv <= 0)
return rv;
return fips_drbg_health_check(dctx, td);
@ -512,7 +532,7 @@ int FIPS_selftest_drbg(void)
continue;
if (!fips_post_started(FIPS_TEST_DRBG, td->nid, &td->flags))
return 1;
if (!fips_drbg_single_kat(dctx, td))
if (!fips_drbg_single_kat(dctx, td, 1))
{
fips_post_failed(FIPS_TEST_DRBG, td->nid, &td->flags);
rv = 0;