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Make ecdsatest work with nonces.

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Update ecdsatest to use ECDSA_sign_setup and ECDSA_sign_ex, this
avoids the nonce generation which would otherwise break the test.

Reinstate ecdsatest.
This commit is contained in:
Dr. Stephen Henson 2013-07-19 14:11:43 +01:00
parent 527c898ce8
commit 584ac22110
2 changed files with 10 additions and 2 deletions
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10
crypto/ecdsa/ecdsatest.c
View File

@ -193,6 +193,7 @@ int x9_62_test_internal(BIO *out, int nid, const char *r_in, const char *s_in)
EC_KEY *key = NULL;
ECDSA_SIG *signature = NULL;
BIGNUM *r = NULL, *s = NULL;
BIGNUM *kinv = NULL, *rp = NULL;
EVP_MD_CTX_init(&md_ctx);
/* get the message digest */
@ -212,7 +213,10 @@ int x9_62_test_internal(BIO *out, int nid, const char *r_in, const char *s_in)
(void)BIO_flush(out);
/* create the signature */
use_fake = 1;
signature = ECDSA_do_sign(digest, 20, key);
/* Use ECDSA_sign_setup to avoid use of ECDSA nonces */
if (!ECDSA_sign_setup(key, NULL, &kinv, &rp))
goto x962_int_err;
signature = ECDSA_do_sign_ex(digest, 20, kinv, rp, key);
if (signature == NULL)
goto x962_int_err;
BIO_printf(out, ".");
@ -247,6 +251,10 @@ x962_int_err:
if (s)
BN_free(s);
EVP_MD_CTX_cleanup(&md_ctx);
if (kinv)
BN_clear_free(kinv);
if (rp)
BN_clear_free(rp);
return ret;
}

2
test/Makefile
View File

@ -293,7 +293,7 @@ test_ec: $(ECTEST)
test_ecdsa: $(ECDSATEST)
@echo 'test ecdsa'
# ../util/shlib_wrap.sh ./$(ECDSATEST)
../util/shlib_wrap.sh ./$(ECDSATEST)
test_ecdh: $(ECDHTEST)
@echo 'test ecdh'