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openssl/test/ecdhtest.c
Richard Levitte 0f81f5f78c Have the test executables output in text mode 
The test executables use standard output and standard error for text output,
so let's open the corresponding BIOs in text mode.

Reviewed-by: Tim Hudson <tjh@openssl.org>
2015-09-06 01:35:54 +02:00

529 lines
17 KiB
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/* 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_EC */
#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_EC
int main(int argc, char *argv[])
{
printf("No ECDH support\n");
return (0);
}
#else
# include <openssl/ec.h>
# include <openssl/ecdh.h>
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)
{
if (*outlen < SHA_DIGEST_LENGTH)
return NULL;
*outlen = SHA_DIGEST_LENGTH;
return SHA1(in, inlen, out);
}
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;
}
# ifndef OPENSSL_NO_EC2M
else {
if (!EC_POINT_get_affine_coordinates_GF2m(group,
EC_KEY_get0_public_key(a),
x_a, y_a, ctx))
goto err;
}
# endif
# 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;
}
# ifndef OPENSSL_NO_EC2M
else {
if (!EC_POINT_get_affine_coordinates_GF2m(group,
EC_KEY_get0_public_key(b),
x_b, y_b, ctx))
goto err;
}
# endif
# 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 = 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 = 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);
OPENSSL_free(abuf);
OPENSSL_free(bbuf);
BN_free(x_a);
BN_free(y_a);
BN_free(x_b);
BN_free(y_b);
EC_KEY_free(b);
EC_KEY_free(a);
return (ret);
}
/* Keys and shared secrets from RFC 7027 */
static const unsigned char bp256_da[] = {
0x81, 0xDB, 0x1E, 0xE1, 0x00, 0x15, 0x0F, 0xF2, 0xEA, 0x33, 0x8D, 0x70,
0x82, 0x71, 0xBE, 0x38, 0x30, 0x0C, 0xB5, 0x42, 0x41, 0xD7, 0x99, 0x50,
0xF7, 0x7B, 0x06, 0x30, 0x39, 0x80, 0x4F, 0x1D
};
static const unsigned char bp256_db[] = {
0x55, 0xE4, 0x0B, 0xC4, 0x1E, 0x37, 0xE3, 0xE2, 0xAD, 0x25, 0xC3, 0xC6,
0x65, 0x45, 0x11, 0xFF, 0xA8, 0x47, 0x4A, 0x91, 0xA0, 0x03, 0x20, 0x87,
0x59, 0x38, 0x52, 0xD3, 0xE7, 0xD7, 0x6B, 0xD3
};
static const unsigned char bp256_Z[] = {
0x89, 0xAF, 0xC3, 0x9D, 0x41, 0xD3, 0xB3, 0x27, 0x81, 0x4B, 0x80, 0x94,
0x0B, 0x04, 0x25, 0x90, 0xF9, 0x65, 0x56, 0xEC, 0x91, 0xE6, 0xAE, 0x79,
0x39, 0xBC, 0xE3, 0x1F, 0x3A, 0x18, 0xBF, 0x2B
};
static const unsigned char bp384_da[] = {
0x1E, 0x20, 0xF5, 0xE0, 0x48, 0xA5, 0x88, 0x6F, 0x1F, 0x15, 0x7C, 0x74,
0xE9, 0x1B, 0xDE, 0x2B, 0x98, 0xC8, 0xB5, 0x2D, 0x58, 0xE5, 0x00, 0x3D,
0x57, 0x05, 0x3F, 0xC4, 0xB0, 0xBD, 0x65, 0xD6, 0xF1, 0x5E, 0xB5, 0xD1,
0xEE, 0x16, 0x10, 0xDF, 0x87, 0x07, 0x95, 0x14, 0x36, 0x27, 0xD0, 0x42
};
static const unsigned char bp384_db[] = {
0x03, 0x26, 0x40, 0xBC, 0x60, 0x03, 0xC5, 0x92, 0x60, 0xF7, 0x25, 0x0C,
0x3D, 0xB5, 0x8C, 0xE6, 0x47, 0xF9, 0x8E, 0x12, 0x60, 0xAC, 0xCE, 0x4A,
0xCD, 0xA3, 0xDD, 0x86, 0x9F, 0x74, 0xE0, 0x1F, 0x8B, 0xA5, 0xE0, 0x32,
0x43, 0x09, 0xDB, 0x6A, 0x98, 0x31, 0x49, 0x7A, 0xBA, 0xC9, 0x66, 0x70
};
static const unsigned char bp384_Z[] = {
0x0B, 0xD9, 0xD3, 0xA7, 0xEA, 0x0B, 0x3D, 0x51, 0x9D, 0x09, 0xD8, 0xE4,
0x8D, 0x07, 0x85, 0xFB, 0x74, 0x4A, 0x6B, 0x35, 0x5E, 0x63, 0x04, 0xBC,
0x51, 0xC2, 0x29, 0xFB, 0xBC, 0xE2, 0x39, 0xBB, 0xAD, 0xF6, 0x40, 0x37,
0x15, 0xC3, 0x5D, 0x4F, 0xB2, 0xA5, 0x44, 0x4F, 0x57, 0x5D, 0x4F, 0x42
};
static const unsigned char bp512_da[] = {
0x16, 0x30, 0x2F, 0xF0, 0xDB, 0xBB, 0x5A, 0x8D, 0x73, 0x3D, 0xAB, 0x71,
0x41, 0xC1, 0xB4, 0x5A, 0xCB, 0xC8, 0x71, 0x59, 0x39, 0x67, 0x7F, 0x6A,
0x56, 0x85, 0x0A, 0x38, 0xBD, 0x87, 0xBD, 0x59, 0xB0, 0x9E, 0x80, 0x27,
0x96, 0x09, 0xFF, 0x33, 0x3E, 0xB9, 0xD4, 0xC0, 0x61, 0x23, 0x1F, 0xB2,
0x6F, 0x92, 0xEE, 0xB0, 0x49, 0x82, 0xA5, 0xF1, 0xD1, 0x76, 0x4C, 0xAD,
0x57, 0x66, 0x54, 0x22
};
static const unsigned char bp512_db[] = {
0x23, 0x0E, 0x18, 0xE1, 0xBC, 0xC8, 0x8A, 0x36, 0x2F, 0xA5, 0x4E, 0x4E,
0xA3, 0x90, 0x20, 0x09, 0x29, 0x2F, 0x7F, 0x80, 0x33, 0x62, 0x4F, 0xD4,
0x71, 0xB5, 0xD8, 0xAC, 0xE4, 0x9D, 0x12, 0xCF, 0xAB, 0xBC, 0x19, 0x96,
0x3D, 0xAB, 0x8E, 0x2F, 0x1E, 0xBA, 0x00, 0xBF, 0xFB, 0x29, 0xE4, 0xD7,
0x2D, 0x13, 0xF2, 0x22, 0x45, 0x62, 0xF4, 0x05, 0xCB, 0x80, 0x50, 0x36,
0x66, 0xB2, 0x54, 0x29
};
static const unsigned char bp512_Z[] = {
0xA7, 0x92, 0x70, 0x98, 0x65, 0x5F, 0x1F, 0x99, 0x76, 0xFA, 0x50, 0xA9,
0xD5, 0x66, 0x86, 0x5D, 0xC5, 0x30, 0x33, 0x18, 0x46, 0x38, 0x1C, 0x87,
0x25, 0x6B, 0xAF, 0x32, 0x26, 0x24, 0x4B, 0x76, 0xD3, 0x64, 0x03, 0xC0,
0x24, 0xD7, 0xBB, 0xF0, 0xAA, 0x08, 0x03, 0xEA, 0xFF, 0x40, 0x5D, 0x3D,
0x24, 0xF1, 0x1A, 0x9B, 0x5C, 0x0B, 0xEF, 0x67, 0x9F, 0xE1, 0x45, 0x4B,
0x21, 0xC4, 0xCD, 0x1F
};
/* Given private value and NID, create EC_KEY structure */
static EC_KEY *mk_eckey(int nid, const unsigned char *p, size_t plen)
{
int ok = 0;
EC_KEY *k = NULL;
BIGNUM *priv = NULL;
EC_POINT *pub = NULL;
const EC_GROUP *grp;
k = EC_KEY_new_by_curve_name(nid);
if (!k)
goto err;
priv = BN_bin2bn(p, plen, NULL);
if (!priv)
goto err;
if (!EC_KEY_set_private_key(k, priv))
goto err;
grp = EC_KEY_get0_group(k);
pub = EC_POINT_new(grp);
if (!pub)
goto err;
if (!EC_POINT_mul(grp, pub, priv, NULL, NULL, NULL))
goto err;
if (!EC_KEY_set_public_key(k, pub))
goto err;
ok = 1;
err:
BN_clear_free(priv);
EC_POINT_free(pub);
if (ok)
return k;
EC_KEY_free(k);
return NULL;
}
/*
* Known answer test: compute shared secret and check it matches expected
* value.
*/
static int ecdh_kat(BIO *out, const char *cname, int nid,
const unsigned char *k1, size_t k1_len,
const unsigned char *k2, size_t k2_len,
const unsigned char *Z, size_t Zlen)
{
int rv = 0;
EC_KEY *key1 = NULL, *key2 = NULL;
unsigned char *Ztmp = NULL;
size_t Ztmplen;
BIO_puts(out, "Testing ECDH shared secret with ");
BIO_puts(out, cname);
key1 = mk_eckey(nid, k1, k1_len);
key2 = mk_eckey(nid, k2, k2_len);
if (!key1 || !key2)
goto err;
Ztmplen = (EC_GROUP_get_degree(EC_KEY_get0_group(key1)) + 7) / 8;
if (Ztmplen != Zlen)
goto err;
Ztmp = OPENSSL_malloc(Ztmplen);
if (!ECDH_compute_key(Ztmp, Ztmplen,
EC_KEY_get0_public_key(key2), key1, 0))
goto err;
if (memcmp(Ztmp, Z, Zlen))
goto err;
memset(Ztmp, 0, Zlen);
if (!ECDH_compute_key(Ztmp, Ztmplen,
EC_KEY_get0_public_key(key1), key2, 0))
goto err;
if (memcmp(Ztmp, Z, Zlen))
goto err;
rv = 1;
err:
EC_KEY_free(key1);
EC_KEY_free(key2);
OPENSSL_free(Ztmp);
if (rv)
BIO_puts(out, " ok\n");
else {
fprintf(stderr, "Error in ECDH routines\n");
ERR_print_errors_fp(stderr);
}
return rv;
}
# define test_ecdh_kat(bio, curve, bits) \
ecdh_kat(bio, curve, NID_brainpoolP##bits##r1, \
bp##bits##_da, sizeof(bp##bits##_da), \
bp##bits##_db, sizeof(bp##bits##_db), \
bp##bits##_Z, sizeof(bp##bits##_Z))
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 | BIO_FP_TEXT);
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;
# ifndef OPENSSL_NO_EC2M
/* 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;
# endif
if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP256r1", 256))
goto err;
if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP384r1", 384))
goto err;
if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP512r1", 512))
goto err;
ret = 0;
err:
ERR_print_errors_fp(stderr);
BN_CTX_free(ctx);
BIO_free(out);
CRYPTO_cleanup_all_ex_data();
ERR_remove_thread_state(NULL);
CRYPTO_mem_leaks_fp(stderr);
EXIT(ret);
}
#endif
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