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remove FIPS module code from crypto/dsa

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Reviewed-by: Tim Hudson <tjh@openssl.org>
This commit is contained in:
Dr. Stephen Henson 2014-10-19 01:06:56 +01:00
parent 8d73db288f
commit fce8311cae
4 changed files with 0 additions and 198 deletions
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15
crypto/dsa/dsa.h
View File

@ -213,21 +213,6 @@ void DSA_set_default_method(const DSA_METHOD *);
const DSA_METHOD *DSA_get_default_method(void);
int DSA_set_method(DSA *dsa, const DSA_METHOD *);
#ifdef OPENSSL_FIPS
DSA * FIPS_dsa_new(void);
void FIPS_dsa_free (DSA *r);
DSA_SIG * FIPS_dsa_sign_digest(DSA *dsa, const unsigned char *dig, int dlen);
DSA_SIG * FIPS_dsa_sign_ctx(DSA *dsa, EVP_MD_CTX *ctx);
int FIPS_dsa_verify_digest(DSA *dsa,
const unsigned char *dig, int dlen, DSA_SIG *s);
int FIPS_dsa_verify_ctx(DSA *dsa, EVP_MD_CTX *ctx, DSA_SIG *s);
int FIPS_dsa_verify(DSA *dsa, const unsigned char *msg, size_t msglen,
const EVP_MD *mhash, DSA_SIG *s);
DSA_SIG * FIPS_dsa_sign(DSA *dsa, const unsigned char *msg, size_t msglen,
const EVP_MD *mhash);
#endif
DSA * DSA_new(void);
DSA * DSA_new_method(ENGINE *engine);
void DSA_free (DSA *r);

105
crypto/dsa/dsa_gen.c
View File

@ -81,10 +81,6 @@
#include <openssl/bn.h>
#include <openssl/rand.h>
#include <openssl/sha.h>
#ifdef OPENSSL_FIPS
#include <openssl/fips.h>
#include <openssl/fips_rand.h>
#endif
#include "dsa_locl.h"
@ -134,21 +130,6 @@ int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits,
BN_CTX *ctx=NULL;
unsigned int h=2;
#ifdef OPENSSL_FIPS
if(FIPS_selftest_failed())
{
FIPSerr(FIPS_F_DSA_BUILTIN_PARAMGEN, FIPS_R_FIPS_SELFTEST_FAILED);
goto err;
}
if (FIPS_module_mode() && !(ret->flags & DSA_FLAG_NON_FIPS_ALLOW)
&& (bits < OPENSSL_DSA_FIPS_MIN_MODULUS_BITS))
{
DSAerr(DSA_F_DSA_BUILTIN_PARAMGEN, DSA_R_KEY_SIZE_TOO_SMALL);
goto err;
}
#endif
if (qsize != SHA_DIGEST_LENGTH && qsize != SHA224_DIGEST_LENGTH &&
qsize != SHA256_DIGEST_LENGTH)
/* invalid q size */
@ -372,80 +353,6 @@ err:
return ok;
}
#ifdef OPENSSL_FIPS
/* Security strength of parameter values for (L,N): see FIPS186-3 4.2
* and SP800-131A
*/
static int fips_ffc_strength(size_t L, size_t N)
{
if (L >= 15360 && N >= 512)
return 256;
if (L >= 7680 && N >= 384)
return 192;
if (L >= 3072 && N >= 256)
return 128;
if (L >= 2048 && N >= 224)
return 112;
if (L >= 1024 && N >= 160)
return 80;
return 0;
}
/* Valid DSA2 parameters from FIPS 186-3 */
static int dsa2_valid_parameters(size_t L, size_t N)
{
if (L == 1024 && N == 160)
return 80;
if (L == 2048 && N == 224)
return 112;
if (L == 2048 && N == 256)
return 112;
if (L == 3072 && N == 256)
return 128;
return 0;
}
int fips_check_dsa_prng(DSA *dsa, size_t L, size_t N)
{
int strength;
if (!FIPS_module_mode())
return 1;
if (dsa->flags & (DSA_FLAG_NON_FIPS_ALLOW|DSA_FLAG_FIPS_CHECKED))
return 1;
if (!L || !N)
{
L = BN_num_bits(dsa->p);
N = BN_num_bits(dsa->q);
}
if (!dsa2_valid_parameters(L, N))
{
FIPSerr(FIPS_F_FIPS_CHECK_DSA_PRNG, FIPS_R_INVALID_PARAMETERS);
return 0;
}
strength = fips_ffc_strength(L, N);
if (!strength)
{
FIPSerr(FIPS_F_FIPS_CHECK_DSA_PRNG,FIPS_R_KEY_TOO_SHORT);
return 0;
}
if (FIPS_rand_strength() >= strength)
return 1;
FIPSerr(FIPS_F_FIPS_CHECK_DSA_PRNG,FIPS_R_PRNG_STRENGTH_TOO_LOW);
return 0;
}
#endif /* OPENSSL_FIPS */
/* This is a parameter generation algorithm for the DSA2 algorithm as
* described in FIPS 186-3.
*/
@ -471,18 +378,6 @@ int dsa_builtin_paramgen2(DSA *ret, size_t L, size_t N,
EVP_MD_CTX_init(&mctx);
#ifdef OPENSSL_FIPS
if(FIPS_selftest_failed())
{
FIPSerr(FIPS_F_DSA_BUILTIN_PARAMGEN2,
FIPS_R_FIPS_SELFTEST_FAILED);
goto err;
}
if (!fips_check_dsa_prng(ret, L, N))
goto err;
#endif
if (evpmd == NULL)
{
if (N == 160)

43
crypto/dsa/dsa_key.c
View File

@ -66,30 +66,6 @@
#include <openssl/dsa.h>
#include <openssl/rand.h>
#ifdef OPENSSL_FIPS
#include <openssl/fips.h>
#include <openssl/evp.h>
static int fips_check_dsa(DSA *dsa)
{
EVP_PKEY pk;
unsigned char tbs[] = "DSA Pairwise Check Data";
pk.type = EVP_PKEY_DSA;
pk.pkey.dsa = dsa;
if (!fips_pkey_signature_test(FIPS_TEST_PAIRWISE,
&pk, tbs, 0, NULL, 0, NULL, 0, NULL))
{
FIPSerr(FIPS_F_FIPS_CHECK_DSA,FIPS_R_PAIRWISE_TEST_FAILED);
fips_set_selftest_fail();
return 0;
}
return 1;
}
#endif
static int dsa_builtin_keygen(DSA *dsa);
int DSA_generate_key(DSA *dsa)
@ -105,17 +81,6 @@ static int dsa_builtin_keygen(DSA *dsa)
BN_CTX *ctx=NULL;
BIGNUM *pub_key=NULL,*priv_key=NULL;
#ifdef OPENSSL_FIPS
if (FIPS_module_mode() && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)
&& (BN_num_bits(dsa->p) < OPENSSL_DSA_FIPS_MIN_MODULUS_BITS))
{
DSAerr(DSA_F_DSA_BUILTIN_KEYGEN, DSA_R_KEY_SIZE_TOO_SMALL);
goto err;
}
if (!fips_check_dsa_prng(dsa, 0, 0))
goto err;
#endif
if ((ctx=BN_CTX_new()) == NULL) goto err;
if (dsa->priv_key == NULL)
@ -154,14 +119,6 @@ static int dsa_builtin_keygen(DSA *dsa)
dsa->priv_key=priv_key;
dsa->pub_key=pub_key;
#ifdef OPENSSL_FIPS
if(!fips_check_dsa(dsa))
{
dsa->pub_key = NULL;
dsa->priv_key = NULL;
goto err;
}
#endif
ok=1;
err:

35
crypto/dsa/dsa_ossl.c
View File

@ -67,9 +67,6 @@
#include <openssl/dsa.h>
#include <openssl/rand.h>
#include <openssl/asn1.h>
#ifdef OPENSSL_FIPS
#include <openssl/fips.h>
#endif
static DSA_SIG *dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa);
static int dsa_sign_setup_no_digest(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp);
@ -146,23 +143,6 @@ static DSA_SIG *dsa_do_sign(const unsigned char *dgst, int dlen, DSA *dsa)
DSA_SIG *ret=NULL;
int noredo = 0;
#ifdef OPENSSL_FIPS
if(FIPS_selftest_failed())
{
FIPSerr(FIPS_F_DSA_DO_SIGN,FIPS_R_FIPS_SELFTEST_FAILED);
return NULL;
}
if (FIPS_module_mode() && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)
&& (BN_num_bits(dsa->p) < OPENSSL_DSA_FIPS_MIN_MODULUS_BITS))
{
DSAerr(DSA_F_DSA_DO_SIGN, DSA_R_KEY_SIZE_TOO_SMALL);
return NULL;
}
if (!fips_check_dsa_prng(dsa, 0, 0))
goto err;
#endif
BN_init(&m);
BN_init(&xr);
@ -372,21 +352,6 @@ static int dsa_do_verify(const unsigned char *dgst, int dgst_len, DSA_SIG *sig,
return -1;
}
#ifdef OPENSSL_FIPS
if(FIPS_selftest_failed())
{
FIPSerr(FIPS_F_DSA_DO_VERIFY,FIPS_R_FIPS_SELFTEST_FAILED);
return -1;
}
if (FIPS_module_mode() && !(dsa->flags & DSA_FLAG_NON_FIPS_ALLOW)
&& (BN_num_bits(dsa->p) < OPENSSL_DSA_FIPS_MIN_MODULUS_BITS))
{
DSAerr(DSA_F_DSA_DO_VERIFY, DSA_R_KEY_SIZE_TOO_SMALL);
return -1;
}
#endif
if (BN_num_bits(dsa->p) > OPENSSL_DSA_MAX_MODULUS_BITS)
{
DSAerr(DSA_F_DSA_DO_VERIFY,DSA_R_MODULUS_TOO_LARGE);