369 lines
10 KiB
C
369 lines
10 KiB
C
/* crypto/ecdh/ecdhtest.c */
|
|
/* ====================================================================
|
|
* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
|
|
*
|
|
* The Elliptic Curve Public-Key Crypto Library (ECC Code) included
|
|
* herein is developed by SUN MICROSYSTEMS, INC., and is contributed
|
|
* to the OpenSSL project.
|
|
*
|
|
* The ECC Code is licensed pursuant to the OpenSSL open source
|
|
* license provided below.
|
|
*
|
|
* The ECDH software is originally written by Douglas Stebila of
|
|
* Sun Microsystems Laboratories.
|
|
*
|
|
*/
|
|
/* ====================================================================
|
|
* Copyright (c) 1998-2003 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
|
|
* openssl-core@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 "../e_os.h"
|
|
|
|
#include <openssl/opensslconf.h> /* for OPENSSL_NO_ECDH */
|
|
#include <openssl/crypto.h>
|
|
#include <openssl/bio.h>
|
|
#include <openssl/bn.h>
|
|
#include <openssl/objects.h>
|
|
#include <openssl/rand.h>
|
|
#include <openssl/sha.h>
|
|
#include <openssl/err.h>
|
|
|
|
#ifdef OPENSSL_NO_ECDH
|
|
int main(int argc, char *argv[])
|
|
{
|
|
printf("No ECDH support\n");
|
|
return(0);
|
|
}
|
|
#else
|
|
#include <openssl/ec.h>
|
|
#include <openssl/ecdh.h>
|
|
|
|
#ifdef OPENSSL_SYS_WIN16
|
|
#define MS_CALLBACK _far _loadds
|
|
#else
|
|
#define MS_CALLBACK
|
|
#endif
|
|
|
|
#if 0
|
|
static void MS_CALLBACK cb(int p, int n, void *arg);
|
|
#endif
|
|
|
|
static const char rnd_seed[] = "string to make the random number generator think it has entropy";
|
|
|
|
|
|
static const int KDF1_SHA1_len = 20;
|
|
static void *KDF1_SHA1(const void *in, size_t inlen, void *out, size_t *outlen)
|
|
{
|
|
#ifndef OPENSSL_NO_SHA
|
|
if (*outlen < SHA_DIGEST_LENGTH)
|
|
return NULL;
|
|
else
|
|
*outlen = SHA_DIGEST_LENGTH;
|
|
return SHA1(in, inlen, out);
|
|
#else
|
|
return NULL;
|
|
#endif
|
|
}
|
|
|
|
|
|
static int test_ecdh_curve(int nid, const char *text, BN_CTX *ctx, BIO *out)
|
|
{
|
|
EC_KEY *a=NULL;
|
|
EC_KEY *b=NULL;
|
|
BIGNUM *x_a=NULL, *y_a=NULL,
|
|
*x_b=NULL, *y_b=NULL;
|
|
char buf[12];
|
|
unsigned char *abuf=NULL,*bbuf=NULL;
|
|
int i,alen,blen,aout,bout,ret=0;
|
|
const EC_GROUP *group;
|
|
|
|
a = EC_KEY_new_by_curve_name(nid);
|
|
b = EC_KEY_new_by_curve_name(nid);
|
|
if (a == NULL || b == NULL)
|
|
goto err;
|
|
|
|
group = EC_KEY_get0_group(a);
|
|
|
|
if ((x_a=BN_new()) == NULL) goto err;
|
|
if ((y_a=BN_new()) == NULL) goto err;
|
|
if ((x_b=BN_new()) == NULL) goto err;
|
|
if ((y_b=BN_new()) == NULL) goto err;
|
|
|
|
BIO_puts(out,"Testing key generation with ");
|
|
BIO_puts(out,text);
|
|
#ifdef NOISY
|
|
BIO_puts(out,"\n");
|
|
#else
|
|
(void)BIO_flush(out);
|
|
#endif
|
|
|
|
if (!EC_KEY_generate_key(a)) goto err;
|
|
|
|
if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_prime_field)
|
|
{
|
|
if (!EC_POINT_get_affine_coordinates_GFp(group,
|
|
EC_KEY_get0_public_key(a), x_a, y_a, ctx)) goto err;
|
|
}
|
|
else
|
|
{
|
|
if (!EC_POINT_get_affine_coordinates_GF2m(group,
|
|
EC_KEY_get0_public_key(a), x_a, y_a, ctx)) goto err;
|
|
}
|
|
#ifdef NOISY
|
|
BIO_puts(out," pri 1=");
|
|
BN_print(out,a->priv_key);
|
|
BIO_puts(out,"\n pub 1=");
|
|
BN_print(out,x_a);
|
|
BIO_puts(out,",");
|
|
BN_print(out,y_a);
|
|
BIO_puts(out,"\n");
|
|
#else
|
|
BIO_printf(out," .");
|
|
(void)BIO_flush(out);
|
|
#endif
|
|
|
|
if (!EC_KEY_generate_key(b)) goto err;
|
|
|
|
if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_prime_field)
|
|
{
|
|
if (!EC_POINT_get_affine_coordinates_GFp(group,
|
|
EC_KEY_get0_public_key(b), x_b, y_b, ctx)) goto err;
|
|
}
|
|
else
|
|
{
|
|
if (!EC_POINT_get_affine_coordinates_GF2m(group,
|
|
EC_KEY_get0_public_key(b), x_b, y_b, ctx)) goto err;
|
|
}
|
|
|
|
#ifdef NOISY
|
|
BIO_puts(out," pri 2=");
|
|
BN_print(out,b->priv_key);
|
|
BIO_puts(out,"\n pub 2=");
|
|
BN_print(out,x_b);
|
|
BIO_puts(out,",");
|
|
BN_print(out,y_b);
|
|
BIO_puts(out,"\n");
|
|
#else
|
|
BIO_printf(out,".");
|
|
(void)BIO_flush(out);
|
|
#endif
|
|
|
|
alen=KDF1_SHA1_len;
|
|
abuf=(unsigned char *)OPENSSL_malloc(alen);
|
|
aout=ECDH_compute_key(abuf,alen,EC_KEY_get0_public_key(b),a,KDF1_SHA1);
|
|
|
|
#ifdef NOISY
|
|
BIO_puts(out," key1 =");
|
|
for (i=0; i<aout; i++)
|
|
{
|
|
sprintf(buf,"%02X",abuf[i]);
|
|
BIO_puts(out,buf);
|
|
}
|
|
BIO_puts(out,"\n");
|
|
#else
|
|
BIO_printf(out,".");
|
|
(void)BIO_flush(out);
|
|
#endif
|
|
|
|
blen=KDF1_SHA1_len;
|
|
bbuf=(unsigned char *)OPENSSL_malloc(blen);
|
|
bout=ECDH_compute_key(bbuf,blen,EC_KEY_get0_public_key(a),b,KDF1_SHA1);
|
|
|
|
#ifdef NOISY
|
|
BIO_puts(out," key2 =");
|
|
for (i=0; i<bout; i++)
|
|
{
|
|
sprintf(buf,"%02X",bbuf[i]);
|
|
BIO_puts(out,buf);
|
|
}
|
|
BIO_puts(out,"\n");
|
|
#else
|
|
BIO_printf(out,".");
|
|
(void)BIO_flush(out);
|
|
#endif
|
|
|
|
if ((aout < 4) || (bout != aout) || (memcmp(abuf,bbuf,aout) != 0))
|
|
{
|
|
#ifndef NOISY
|
|
BIO_printf(out, " failed\n\n");
|
|
BIO_printf(out, "key a:\n");
|
|
BIO_printf(out, "private key: ");
|
|
BN_print(out, EC_KEY_get0_private_key(a));
|
|
BIO_printf(out, "\n");
|
|
BIO_printf(out, "public key (x,y): ");
|
|
BN_print(out, x_a);
|
|
BIO_printf(out, ",");
|
|
BN_print(out, y_a);
|
|
BIO_printf(out, "\nkey b:\n");
|
|
BIO_printf(out, "private key: ");
|
|
BN_print(out, EC_KEY_get0_private_key(b));
|
|
BIO_printf(out, "\n");
|
|
BIO_printf(out, "public key (x,y): ");
|
|
BN_print(out, x_b);
|
|
BIO_printf(out, ",");
|
|
BN_print(out, y_b);
|
|
BIO_printf(out, "\n");
|
|
BIO_printf(out, "generated key a: ");
|
|
for (i=0; i<bout; i++)
|
|
{
|
|
sprintf(buf, "%02X", bbuf[i]);
|
|
BIO_puts(out, buf);
|
|
}
|
|
BIO_printf(out, "\n");
|
|
BIO_printf(out, "generated key b: ");
|
|
for (i=0; i<aout; i++)
|
|
{
|
|
sprintf(buf, "%02X", abuf[i]);
|
|
BIO_puts(out,buf);
|
|
}
|
|
BIO_printf(out, "\n");
|
|
#endif
|
|
fprintf(stderr,"Error in ECDH routines\n");
|
|
ret=0;
|
|
}
|
|
else
|
|
{
|
|
#ifndef NOISY
|
|
BIO_printf(out, " ok\n");
|
|
#endif
|
|
ret=1;
|
|
}
|
|
err:
|
|
ERR_print_errors_fp(stderr);
|
|
|
|
if (abuf != NULL) OPENSSL_free(abuf);
|
|
if (bbuf != NULL) OPENSSL_free(bbuf);
|
|
if (x_a) BN_free(x_a);
|
|
if (y_a) BN_free(y_a);
|
|
if (x_b) BN_free(x_b);
|
|
if (y_b) BN_free(y_b);
|
|
if (b) EC_KEY_free(b);
|
|
if (a) EC_KEY_free(a);
|
|
return(ret);
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
BN_CTX *ctx=NULL;
|
|
int ret=1;
|
|
BIO *out;
|
|
|
|
CRYPTO_malloc_debug_init();
|
|
CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
|
|
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
|
|
|
|
#ifdef OPENSSL_SYS_WIN32
|
|
CRYPTO_malloc_init();
|
|
#endif
|
|
|
|
RAND_seed(rnd_seed, sizeof rnd_seed);
|
|
|
|
out=BIO_new(BIO_s_file());
|
|
if (out == NULL) EXIT(1);
|
|
BIO_set_fp(out,stdout,BIO_NOCLOSE);
|
|
|
|
if ((ctx=BN_CTX_new()) == NULL) goto err;
|
|
|
|
/* NIST PRIME CURVES TESTS */
|
|
if (!test_ecdh_curve(NID_X9_62_prime192v1, "NIST Prime-Curve P-192", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_secp224r1, "NIST Prime-Curve P-224", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_X9_62_prime256v1, "NIST Prime-Curve P-256", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_secp384r1, "NIST Prime-Curve P-384", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_secp521r1, "NIST Prime-Curve P-521", ctx, out)) goto err;
|
|
/* NIST BINARY CURVES TESTS */
|
|
if (!test_ecdh_curve(NID_sect163k1, "NIST Binary-Curve K-163", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_sect163r2, "NIST Binary-Curve B-163", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_sect233k1, "NIST Binary-Curve K-233", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_sect233r1, "NIST Binary-Curve B-233", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_sect283k1, "NIST Binary-Curve K-283", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_sect283r1, "NIST Binary-Curve B-283", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_sect409k1, "NIST Binary-Curve K-409", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_sect409r1, "NIST Binary-Curve B-409", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_sect571k1, "NIST Binary-Curve K-571", ctx, out)) goto err;
|
|
if (!test_ecdh_curve(NID_sect571r1, "NIST Binary-Curve B-571", ctx, out)) goto err;
|
|
|
|
ret = 0;
|
|
|
|
err:
|
|
ERR_print_errors_fp(stderr);
|
|
if (ctx) BN_CTX_free(ctx);
|
|
BIO_free(out);
|
|
CRYPTO_cleanup_all_ex_data();
|
|
ERR_remove_state(0);
|
|
CRYPTO_mem_leaks_fp(stderr);
|
|
EXIT(ret);
|
|
return(ret);
|
|
}
|
|
|
|
#if 0
|
|
static void MS_CALLBACK cb(int p, int n, void *arg)
|
|
{
|
|
char c='*';
|
|
|
|
if (p == 0) c='.';
|
|
if (p == 1) c='+';
|
|
if (p == 2) c='*';
|
|
if (p == 3) c='\n';
|
|
BIO_write((BIO *)arg,&c,1);
|
|
(void)BIO_flush((BIO *)arg);
|
|
#ifdef LINT
|
|
p=n;
|
|
#endif
|
|
}
|
|
#endif
|
|
#endif
|