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openssl/crypto/ecdsa/ecdsatest.c
Bodo Möller d0561b5c2d fix ECDSA handling 
Submitted by: Nils Larsch
2002-04-09 12:01:21 +00:00

684 lines
24 KiB
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/* crypto/ecdsa/ecdsatest.c */
/* ====================================================================
* Copyright (c) 2000-2002 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
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#ifdef CLOCKS_PER_SEC
/* "To determine the time in seconds, the value returned
* by the clock function should be divided by the value
* of the macro CLOCKS_PER_SEC."
* -- ISO/IEC 9899 */
# define UNIT "s"
#else
/* "`CLOCKS_PER_SEC' undeclared (first use this function)"
* -- cc on NeXTstep/OpenStep */
# define UNIT "units"
# define CLOCKS_PER_SEC 1
#endif
#ifdef OPENSSL_NO_ECDSA
int main(int argc, char * argv[]) { puts("Elliptic curves are disabled."); return 0; }
#else
#include <openssl/crypto.h>
#include <openssl/bio.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/ecdsa.h>
#include <openssl/engine.h>
#include <openssl/err.h>
static BIO *bio_err=NULL;
static const char rnd_seed[] = "string to make the random number generator think it has entropy";
#define ECDSA_NIST_TESTS 10
ECDSA_SIG* signatures[ECDSA_NIST_TESTS];
unsigned char digest[ECDSA_NIST_TESTS][20];
void clear_ecdsa(ECDSA *ecdsa)
{
if (!ecdsa)
return;
if (ecdsa->group)
{
EC_GROUP_free(ecdsa->group);
ecdsa->group = NULL;
}
if (ecdsa->pub_key)
{
EC_POINT_free(ecdsa->pub_key);
ecdsa->pub_key = NULL;
}
if (ecdsa->priv_key)
{
BN_free(ecdsa->priv_key);
ecdsa->priv_key = NULL;
}
}
int set_p192_param(ECDSA *ecdsa)
{
BN_CTX *ctx=NULL;
int ret=0;
if (!ecdsa)
return 0;
if ((ctx = BN_CTX_new()) == NULL) goto err;
clear_ecdsa(ecdsa);
if ((ecdsa->group = EC_GROUP_new_by_name(EC_GROUP_X9_62_PRIME_192V1)) == NULL)
{
BIO_printf(bio_err,"ECDSA_SET_GROUP_P_192_V1() failed \n");
goto err;
}
if ((ecdsa->pub_key = EC_POINT_new(ecdsa->group)) == NULL)
{
BIO_printf(bio_err,"EC_POINT_new failed \n");
goto err;
}
if (!BN_dec2bn(&(ecdsa->priv_key), "651056770906015076056810763456358567190100156695615665659")) goto err;
if (!EC_POINT_mul(ecdsa->group,ecdsa->pub_key,ecdsa->priv_key,NULL,NULL,ctx))
{
BIO_printf(bio_err,"EC_POINT_mul() failed \n");
goto err;
}
ret = 1;
err : if (ctx) BN_CTX_free(ctx);
return ret;
}
int set_p239_param(ECDSA *ecdsa)
{
BN_CTX *ctx=NULL;
int ret=0;
if (!ecdsa)
return 0;
if ((ctx = BN_CTX_new()) == NULL) goto err;
clear_ecdsa(ecdsa);
if ((ecdsa->group = EC_GROUP_new_by_name(EC_GROUP_X9_62_PRIME_239V1)) == NULL)
{
BIO_printf(bio_err,"ECDSA_SET_GROUP_P_239_V1() failed \n");
goto err;
}
if ((ecdsa->pub_key = EC_POINT_new(ecdsa->group)) == NULL)
{
BIO_printf(bio_err,"EC_POINT_new failed \n");
goto err;
}
if (!BN_dec2bn(&(ecdsa->priv_key), "876300101507107567501066130761671078357010671067781776716671676178726717")) goto err;
if (!EC_POINT_mul(ecdsa->group,ecdsa->pub_key,ecdsa->priv_key,NULL,NULL,ctx))
{
BIO_printf(bio_err,"EC_POINT_mul() failed \n");
goto err;
}
ret = 1;
err : if (ctx) BN_CTX_free(ctx);
return ret;
}
int test_sig_vrf(ECDSA *ecdsa, const unsigned char* dgst)
{
int ret=0,type=0;
unsigned char *buffer=NULL;
unsigned int buf_len;
clock_t tim;
if (!ecdsa || !ecdsa->group || !ecdsa->pub_key || !ecdsa->priv_key)
return 0;
if ((buf_len = ECDSA_size(ecdsa)) == 0)
{
BIO_printf(bio_err, "ECDSA_size() == 0 \n");
goto err;
}
if ((buffer = OPENSSL_malloc(buf_len)) == NULL)
goto err;
tim = clock();
if (!ECDSA_sign(type, dgst , 20, buffer, &buf_len, ecdsa))
{
BIO_printf(bio_err, "ECDSA_sign() FAILED \n");
goto err;
}
tim = clock() - tim;
BIO_printf(bio_err, " [ ECDSA_sign() %.2f"UNIT, (double)tim/(CLOCKS_PER_SEC));
tim = clock();
ret = ECDSA_verify(type, dgst, 20, buffer, buf_len, ecdsa);
if (ret != 1)
{
BIO_printf(bio_err, "ECDSA_verify() FAILED \n");
goto err;
}
tim = clock() - tim;
BIO_printf(bio_err, " and ECDSA_verify() %.2f"UNIT" ] ", (double)tim/(CLOCKS_PER_SEC));
err: OPENSSL_free(buffer);
return(ret == 1);
}
int test_x962_sig_vrf(ECDSA *ecdsa, const unsigned char *dgst,
const char *k_in, const char *r_in, const char *s_in)
{
int ret=0;
ECDSA_SIG *sig=NULL;
EC_POINT *point=NULL;
BIGNUM *r=NULL,*s=NULL,*k=NULL,*x=NULL,*y=NULL,*m=NULL,*ord=NULL;
BN_CTX *ctx=NULL;
char *tmp_char=NULL;
if (!ecdsa || !ecdsa->group || !ecdsa->pub_key || !ecdsa->priv_key)
return 0;
if ((point = EC_POINT_new(ecdsa->group)) == NULL) goto err;
if ((r = BN_new()) == NULL || (s = BN_new()) == NULL || (k = BN_new()) == NULL ||
(x = BN_new()) == NULL || (y = BN_new()) == NULL || (m = BN_new()) == NULL ||
(ord = BN_new()) == NULL) goto err;
if ((ctx = BN_CTX_new()) == NULL) goto err;
if (!BN_bin2bn(dgst, 20, m)) goto err;
if (!BN_dec2bn(&k, k_in)) goto err;
if (!EC_POINT_mul(ecdsa->group, point, k, NULL, NULL, ctx)) goto err;
if (!EC_POINT_get_affine_coordinates_GFp(ecdsa->group, point, x, y, ctx)) goto err;
if (!EC_GROUP_get_order(ecdsa->group, ord, ctx)) goto err;
if ((ecdsa->r = BN_dup(x)) == NULL) goto err;
if ((ecdsa->kinv = BN_mod_inverse(NULL, k, ord, ctx)) == NULL) goto err;
if ((sig = ECDSA_do_sign(dgst, 20, ecdsa)) == NULL)
{
BIO_printf(bio_err,"ECDSA_do_sign() failed \n");
goto err;
}
if (!BN_dec2bn(&r, r_in)) goto err;
if (!BN_dec2bn(&s, s_in)) goto err;
if (BN_cmp(sig->r,r) != 0 || BN_cmp(sig->s,s) != 0)
{
tmp_char = OPENSSL_malloc(128);
if (tmp_char == NULL) goto err;
tmp_char = BN_bn2dec(sig->r);
BIO_printf(bio_err,"unexpected signature \n");
BIO_printf(bio_err,"sig->r = %s\n",tmp_char);
tmp_char = BN_bn2dec(sig->s);
BIO_printf(bio_err,"sig->s = %s\n",tmp_char);
goto err;
}
ret = ECDSA_do_verify(dgst, 20, sig, ecdsa);
if (ret != 1)
{
BIO_printf(bio_err,"ECDSA_do_verify : signature verification failed \n");
goto err;
}
ret = 1;
err : if (r) BN_free(r);
if (s) BN_free(s);
if (k) BN_free(k);
if (x) BN_free(x);
if (y) BN_free(y);
if (m) BN_free(m);
if (ord) BN_free(ord);
if (sig) ECDSA_SIG_free(sig);
if (ctx) BN_CTX_free(ctx);
if (point) EC_POINT_free(point);
if (tmp_char) OPENSSL_free(tmp_char);
return(ret == 1);
}
int ecdsa_cmp(const ECDSA *a, const ECDSA *b)
{
int ret=1;
BN_CTX *ctx=NULL;
BIGNUM *tmp_a1=NULL, *tmp_a2=NULL, *tmp_a3=NULL;
BIGNUM *tmp_b1=NULL, *tmp_b2=NULL, *tmp_b3=NULL;
if ((ctx = BN_CTX_new()) == NULL) return 1;
if ((tmp_a1 = BN_new()) == NULL || (tmp_a2 = BN_new()) == NULL || (tmp_a3 = BN_new()) == NULL) goto err;
if ((tmp_b1 = BN_new()) == NULL || (tmp_b2 = BN_new()) == NULL || (tmp_b3 = BN_new()) == NULL) goto err;
if (a->pub_key && b->pub_key)
if (EC_POINT_cmp(a->group, a->pub_key, b->pub_key, ctx) != 0) goto err;
if (a->priv_key && b->priv_key)
if (BN_cmp(a->priv_key, b->priv_key) != 0) goto err;
if (!EC_GROUP_get_curve_GFp(a->group, tmp_a1, tmp_a2, tmp_a3, ctx)) goto err;
if (!EC_GROUP_get_curve_GFp(a->group, tmp_b1, tmp_b2, tmp_b3, ctx)) goto err;
if (BN_cmp(tmp_a1, tmp_b1) != 0) goto err;
if (BN_cmp(tmp_a2, tmp_b2) != 0) goto err;
if (BN_cmp(tmp_a3, tmp_b3) != 0) goto err;
ret = 0;
err: if (tmp_a1) BN_free(tmp_a1);
if (tmp_a2) BN_free(tmp_a2);
if (tmp_a3) BN_free(tmp_a3);
if (tmp_b1) BN_free(tmp_b1);
if (tmp_b2) BN_free(tmp_b2);
if (tmp_b3) BN_free(tmp_b3);
if (ctx) BN_CTX_free(ctx);
return(ret);
}
int main(void)
{
ECDSA *ecdsa=NULL, *ret_ecdsa=NULL;
BIGNUM *d=NULL;
X509_PUBKEY *x509_pubkey=NULL;
PKCS8_PRIV_KEY_INFO *pkcs8=NULL;
EVP_PKEY *pkey=NULL, *ret_pkey=NULL;
int dgst_len=0;
unsigned char *dgst=NULL;
int ret = 0, i=0;
clock_t tim;
unsigned char *buffer=NULL;
unsigned char *pp;
long buf_len=0;
double tim_d;
EVP_MD_CTX *md_ctx=NULL;
/* enable memory leak checking unless explicitly disabled */
if (!((getenv("OPENSSL_DEBUG_MEMORY") != NULL) && (0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))))
{
CRYPTO_malloc_debug_init();
CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
}
else
{
/* OPENSSL_DEBUG_MEMORY=off */
CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);
}
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
ERR_load_crypto_strings();
if (bio_err == NULL)
bio_err=BIO_new_fp(stderr, BIO_NOCLOSE);
RAND_seed(rnd_seed, sizeof(rnd_seed));
if ((ecdsa = ECDSA_new()) == NULL) goto err;
set_p192_param(ecdsa);
ECDSA_print(bio_err, ecdsa, 0);
/* en- decode tests */
/* i2d_ - d2i_ECDSAParameters() */
BIO_printf(bio_err, "\nTesting i2d_ - d2i_ECDSAParameters \n");
buf_len = i2d_ECDSAParameters(ecdsa, NULL);
if (!buf_len || (buffer = OPENSSL_malloc(buf_len)) == NULL) goto err;
pp = buffer;
if (!i2d_ECDSAParameters(ecdsa, &pp)) goto err;
pp = buffer;
if ((ret_ecdsa = d2i_ECDSAParameters(&ret_ecdsa, (const unsigned char **)&pp,
buf_len)) == NULL) goto err;
ECDSAParameters_print(bio_err, ret_ecdsa);
if (ecdsa_cmp(ecdsa, ret_ecdsa)) goto err;
OPENSSL_free(buffer);
buffer = NULL;
ECDSA_free(ret_ecdsa);
ret_ecdsa = NULL;
/* i2d_ - d2i_ECDSAPrivateKey() */
BIO_printf(bio_err, "\nTesting i2d_ - d2i_ECDSAPrivateKey \n");
buf_len = i2d_ECDSAPrivateKey(ecdsa, NULL);
if (!buf_len || (buffer = OPENSSL_malloc(buf_len)) == NULL) goto err;
pp = buffer;
if (!i2d_ECDSAPrivateKey(ecdsa, &pp)) goto err;
pp = buffer;
if ((ret_ecdsa = d2i_ECDSAPrivateKey(&ret_ecdsa, (const unsigned char**)&pp,
buf_len)) == NULL) goto err;
ECDSA_print(bio_err, ret_ecdsa, 0);
if (ecdsa_cmp(ecdsa, ret_ecdsa)) goto err;
ECDSA_free(ret_ecdsa);
ret_ecdsa = NULL;
OPENSSL_free(buffer);
buffer = NULL;
/* X509_PUBKEY_set() & X509_PUBKEY_get() */
BIO_printf(bio_err, "\nTesting X509_PUBKEY_{get,set} : ");
if ((pkey = EVP_PKEY_new()) == NULL) goto err;
EVP_PKEY_assign_ECDSA(pkey, ecdsa);
if ((x509_pubkey = X509_PUBKEY_new()) == NULL) goto err;
if (!X509_PUBKEY_set(&x509_pubkey, pkey)) goto err;
if ((ret_pkey = X509_PUBKEY_get(x509_pubkey)) == NULL) goto err;
ret_ecdsa = EVP_PKEY_get1_ECDSA(ret_pkey);
EVP_PKEY_free(ret_pkey);
ret_pkey = NULL;
if (ecdsa_cmp(ecdsa, ret_ecdsa))
{
BIO_printf(bio_err, "TEST FAILED \n");
goto err;
}
else BIO_printf(bio_err, "TEST OK \n");
X509_PUBKEY_free(x509_pubkey);
x509_pubkey = NULL;
ECDSA_free(ret_ecdsa);
ret_ecdsa = NULL;
/* Testing PKCS8_PRIV_KEY_INFO <-> EVP_PKEY */
BIO_printf(bio_err, "Testing PKCS8_PRIV_KEY_INFO <-> EVP_PKEY : \n");
BIO_printf(bio_err, "PKCS8_OK : ");
if ((pkcs8 = EVP_PKEY2PKCS8_broken(pkey, PKCS8_OK)) == NULL) goto err;
if ((ret_pkey = EVP_PKCS82PKEY(pkcs8)) == NULL) goto err;
ret_ecdsa = EVP_PKEY_get1_ECDSA(ret_pkey);
if (ecdsa_cmp(ecdsa, ret_ecdsa))
{
BIO_printf(bio_err, "TEST FAILED \n");
goto err;
}
else BIO_printf(bio_err, "TEST OK \n");
EVP_PKEY_free(ret_pkey);
ret_pkey = NULL;
ECDSA_free(ret_ecdsa);
ret_ecdsa = NULL;
PKCS8_PRIV_KEY_INFO_free(pkcs8);
BIO_printf(bio_err, "PKCS8_NO_OCTET : ");
if ((pkcs8 = EVP_PKEY2PKCS8_broken(pkey, PKCS8_NO_OCTET)) == NULL) goto err;
if ((ret_pkey = EVP_PKCS82PKEY(pkcs8)) == NULL) goto err;
ret_ecdsa = EVP_PKEY_get1_ECDSA(ret_pkey);
if (ecdsa_cmp(ecdsa, ret_ecdsa))
{
BIO_printf(bio_err, "TEST FAILED \n");
goto err;
}
else BIO_printf(bio_err, "TEST OK \n");
EVP_PKEY_free(ret_pkey);
ret_pkey = NULL;
ECDSA_free(ret_ecdsa);
ret_ecdsa = NULL;
PKCS8_PRIV_KEY_INFO_free(pkcs8);
BIO_printf(bio_err, "PKCS8_EMBEDDED_PARAM : ");
if ((pkcs8 = EVP_PKEY2PKCS8_broken(pkey, PKCS8_EMBEDDED_PARAM)) == NULL) goto err;
if ((ret_pkey = EVP_PKCS82PKEY(pkcs8)) == NULL) goto err;
ret_ecdsa = EVP_PKEY_get1_ECDSA(ret_pkey);
if (ecdsa_cmp(ecdsa, ret_ecdsa))
{
BIO_printf(bio_err, "TEST FAILED \n");
goto err;
}
else BIO_printf(bio_err, "TEST OK \n");
EVP_PKEY_free(ret_pkey);
ret_pkey = NULL;
ECDSA_free(ret_ecdsa);
ret_ecdsa = NULL;
PKCS8_PRIV_KEY_INFO_free(pkcs8);
BIO_printf(bio_err, "PKCS8_NS_DB : ");
if ((pkcs8 = EVP_PKEY2PKCS8_broken(pkey, PKCS8_NS_DB)) == NULL) goto err;
if ((ret_pkey = EVP_PKCS82PKEY(pkcs8)) == NULL) goto err;
ret_ecdsa = EVP_PKEY_get1_ECDSA(ret_pkey);
if (ecdsa_cmp(ecdsa, ret_ecdsa))
{
BIO_printf(bio_err, "TEST FAILED \n");
goto err;
}
else BIO_printf(bio_err, "TEST OK \n");
EVP_PKEY_free(ret_pkey);
ret_pkey = NULL;
ECDSA_free(ret_ecdsa);
ret_ecdsa = NULL;
EVP_PKEY_free(pkey);
pkey = NULL;
ecdsa = NULL;
PKCS8_PRIV_KEY_INFO_free(pkcs8);
pkcs8 = NULL;
/* sign and verify tests */
if ((d = BN_new()) == NULL) goto err;
if (!BN_dec2bn(&d, "968236873715988614170569073515315707566766479517")) goto err;
dgst_len = BN_num_bytes(d);
if ((dgst = OPENSSL_malloc(dgst_len)) == NULL) goto err;
if (!BN_bn2bin(d, dgst)) goto err;
BIO_printf(bio_err, "Performing tests based on examples H.3.1 and H.3.2 of X9.62 \n");
BIO_printf(bio_err, "PRIME_192_V1 : ");
if ((ecdsa = ECDSA_new()) == NULL) goto err;
if (!set_p192_param(ecdsa)) goto err;
if (!test_x962_sig_vrf(ecdsa, dgst, "6140507067065001063065065565667405560006161556565665656654",
"3342403536405981729393488334694600415596881826869351677613",
"5735822328888155254683894997897571951568553642892029982342"))
goto err;
else
BIO_printf(bio_err, "OK\n");
BIO_printf(bio_err, "PRIME_239_V1 : ");
if (!set_p239_param(ecdsa))
goto err;
if (!test_x962_sig_vrf(ecdsa, dgst, "700000017569056646655505781757157107570501575775705779575555657156756655",
"308636143175167811492622547300668018854959378758531778147462058306432176",
"323813553209797357708078776831250505931891051755007842781978505179448783"))
goto err;
else
BIO_printf(bio_err, "OK\n");
ECDSA_free(ecdsa);
ecdsa = NULL;
OPENSSL_free(dgst);
dgst = NULL;
/* NIST PRIME CURVES TESTS */
/* EC_GROUP_NIST_PRIME_192 */
for (i=0; i<ECDSA_NIST_TESTS; i++)
if (!RAND_bytes(digest[i], 20)) goto err;
BIO_printf(bio_err, "\nTesting sign & verify with NIST Prime-Curve P-192 : \n");
ECDSA_free(ecdsa);
if ((ecdsa = ECDSA_new()) == NULL) goto err;
if ((ecdsa->group = EC_GROUP_new_by_name(EC_GROUP_NIST_PRIME_192)) == NULL) goto err;
if (!ECDSA_generate_key(ecdsa)) goto err;
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if ((signatures[i] = ECDSA_do_sign(digest[i], 20, ecdsa)) == NULL) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_sign() in %.2f"UNIT" => average time for ECDSA_do_sign() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d / ECDSA_NIST_TESTS);
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if (!ECDSA_do_verify(digest[i], 20, signatures[i], ecdsa)) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_verify() in %.2f"UNIT" => average time for ECDSA_do_verify() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d/ECDSA_NIST_TESTS);
for (i=0; i<ECDSA_NIST_TESTS; i++)
{
ECDSA_SIG_free(signatures[i]);
signatures[i] = NULL;
}
/* EC_GROUP_NIST_PRIME_224 */
BIO_printf(bio_err, "Testing sign & verify with NIST Prime-Curve P-224 : \n");
ECDSA_free(ecdsa);
if ((ecdsa = ECDSA_new()) == NULL) goto err;
if ((ecdsa->group = EC_GROUP_new_by_name(EC_GROUP_NIST_PRIME_224)) == NULL) goto err;
if (!ECDSA_generate_key(ecdsa)) goto err;
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if ((signatures[i] = ECDSA_do_sign(digest[i], 20, ecdsa)) == NULL) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_sign() in %.2f"UNIT" => average time for ECDSA_do_sign() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d / ECDSA_NIST_TESTS);
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if (!ECDSA_do_verify(digest[i], 20, signatures[i], ecdsa)) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_verify() in %.2f"UNIT" => average time for ECDSA_do_verify() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d/ECDSA_NIST_TESTS);
for (i=0; i<ECDSA_NIST_TESTS; i++)
{
ECDSA_SIG_free(signatures[i]);
signatures[i] = NULL;
}
/* EC_GROUP_NIST_PRIME_256 */
BIO_printf(bio_err, "Testing sign & verify with NIST Prime-Curve P-256 : \n");
ECDSA_free(ecdsa);
if ((ecdsa = ECDSA_new()) == NULL) goto err;
if ((ecdsa->group = EC_GROUP_new_by_name(EC_GROUP_NIST_PRIME_256)) == NULL) goto err;
if (!ECDSA_generate_key(ecdsa)) goto err;
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if ((signatures[i] = ECDSA_do_sign(digest[i], 20, ecdsa)) == NULL) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_sign() in %.2f"UNIT" => average time for ECDSA_do_sign() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d / ECDSA_NIST_TESTS);
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if (!ECDSA_do_verify(digest[i], 20, signatures[i], ecdsa)) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_verify() in %.2f"UNIT" => average time for ECDSA_do_verify() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d/ECDSA_NIST_TESTS);
for (i=0; i<ECDSA_NIST_TESTS; i++)
{
ECDSA_SIG_free(signatures[i]);
signatures[i] = NULL;
}
/* EC_GROUP_NIST_PRIME_384 */
BIO_printf(bio_err, "Testing sign & verify with NIST Prime-Curve P-384 : \n");
ECDSA_free(ecdsa);
if ((ecdsa = ECDSA_new()) == NULL) goto err;
if ((ecdsa->group = EC_GROUP_new_by_name(EC_GROUP_NIST_PRIME_384)) == NULL) goto err;
if (!ECDSA_generate_key(ecdsa)) goto err;
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if ((signatures[i] = ECDSA_do_sign(digest[i], 20, ecdsa)) == NULL) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_sign() in %.2f"UNIT" => average time for ECDSA_do_sign() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d / ECDSA_NIST_TESTS);
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if (!ECDSA_do_verify(digest[i], 20, signatures[i], ecdsa)) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_verify() in %.2f"UNIT" => average time for ECDSA_do_verify() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d/ECDSA_NIST_TESTS);
for (i=0; i<ECDSA_NIST_TESTS; i++)
{
ECDSA_SIG_free(signatures[i]);
signatures[i] = NULL;
}
/* EC_GROUP_NIST_PRIME_521 */
BIO_printf(bio_err, "Testing sign & verify with NIST Prime-Curve P-521 : \n");
ECDSA_free(ecdsa);
if ((ecdsa = ECDSA_new()) == NULL) goto err;
if ((ecdsa->group = EC_GROUP_new_by_name(EC_GROUP_NIST_PRIME_521)) == NULL) goto err;
if (!ECDSA_generate_key(ecdsa)) goto err;
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if ((signatures[i] = ECDSA_do_sign(digest[i], 20, ecdsa)) == NULL) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_sign() in %.2f"UNIT" => average time for ECDSA_do_sign() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d / ECDSA_NIST_TESTS);
tim = clock();
for (i=0; i<ECDSA_NIST_TESTS; i++)
if (!ECDSA_do_verify(digest[i], 20, signatures[i], ecdsa)) goto err;
tim = clock() - tim;
tim_d = (double)tim / CLOCKS_PER_SEC;
BIO_printf(bio_err, "%d x ECDSA_do_verify() in %.2f"UNIT" => average time for ECDSA_do_verify() %.4f"UNIT"\n"
, ECDSA_NIST_TESTS, tim_d, tim_d/ECDSA_NIST_TESTS);
ECDSA_free(ecdsa);
ecdsa = NULL;
for (i=0; i<ECDSA_NIST_TESTS; i++)
{
ECDSA_SIG_free(signatures[i]);
signatures[i] = NULL;
}
OPENSSL_free(buffer);
buffer = NULL;
EVP_PKEY_free(pkey);
pkey = NULL;
ecdsa = NULL;
ret = 1;
err: if (!ret)
BIO_printf(bio_err, "TEST FAILED \n");
else
BIO_printf(bio_err, "TEST PASSED \n");
if (!ret)
ERR_print_errors(bio_err);
if (ecdsa) ECDSA_free(ecdsa);
if (d) BN_free(d);
if (dgst) OPENSSL_free(dgst);
if (md_ctx) EVP_MD_CTX_destroy(md_ctx);
CRYPTO_cleanup_all_ex_data();
ERR_remove_state(0);
ERR_free_strings();
CRYPTO_mem_leaks(bio_err);
if (bio_err != NULL)
{
BIO_free(bio_err);
bio_err = NULL;
}
return(0);
}
#endif
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