generic-library/openssl
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Only use fake rand once per operation. This stops the EC

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pairwise consistency test interfering with the test.
This commit is contained in:
Dr. Stephen Henson 2011-04-06 23:42:55 +00:00
parent d7a3ce989c
commit d80399a357
1 changed files with 8 additions and 1 deletions
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9
crypto/ecdsa/ecdsatest.c
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@ -137,7 +137,7 @@ int restore_rand(void)
return 1;
}
static int fbytes_counter = 0;
static int fbytes_counter = 0, use_fake = 0;
static const char *numbers[8] = {
"651056770906015076056810763456358567190100156695615665659",
"6140507067065001063065065565667405560006161556565665656654",
@ -157,6 +157,11 @@ int fbytes(unsigned char *buf, int num)
int ret;
BIGNUM *tmp = NULL;
if (use_fake == 0)
return old_rand->bytes(buf, num);
use_fake = 0;
if (fbytes_counter >= 8)
return 0;
tmp = BN_new();
@ -199,11 +204,13 @@ int x9_62_test_internal(BIO *out, int nid, const char *r_in, const char *s_in)
/* create the key */
if ((key = EC_KEY_new_by_curve_name(nid)) == NULL)
goto x962_int_err;
use_fake = 1;
if (!EC_KEY_generate_key(key))
goto x962_int_err;
BIO_printf(out, ".");
(void)BIO_flush(out);
/* create the signature */
use_fake = 1;
signature = ECDSA_do_sign(digest, 20, key);
if (signature == NULL)
goto x962_int_err;