fips_ecdh_selftest.c
/* fips/ecdh/fips_ecdh_selftest.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2011.
*/
/* ====================================================================
* Copyright (c) 2011 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.
* ====================================================================
*
*/
#define OPENSSL_FIPSAPI
#include <string.h>
#include <openssl/crypto.h>
#include <openssl/ec.h>
#include <openssl/ecdh.h>
#include <openssl/fips.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/bn.h>
#ifdef OPENSSL_FIPS
#include "fips_locl.h"
__fips_constseg
static const unsigned char p224_qcavsx[] = {
0x3c,0x81,0x15,0x16,0xab,0xa6,0xad,0xd7,0xe5,0xf3,0xea,0x1f,
0x88,0x57,0x43,0x29,0x35,0x6f,0x0a,0xd2,0x38,0xc7,0x11,0x8a,
0x90,0xd1,0x46,0x63
};
__fips_constseg
static const unsigned char p224_qcavsy[] = {
0x4a,0x87,0x54,0x7b,0x7d,0x69,0xdd,0xb8,0x48,0x73,0xb2,0x1e,
0x33,0xfa,0xf6,0x32,0xb4,0x25,0x73,0x55,0x87,0x08,0x16,0xd2,
0xdd,0xa6,0x77,0xcf
};
__fips_constseg
static const unsigned char p224_qiutx[] = {
0x23,0xff,0x15,0x91,0x83,0xd6,0xad,0x98,0x93,0x98,0xbd,0x2e,
0x01,0xeb,0x5a,0x45,0xe2,0x2a,0xf9,0xc5,0x3b,0x37,0xe1,0x87,
0x32,0xa5,0x16,0x5f
};
__fips_constseg
static const unsigned char p224_qiuty[] = {
0x5e,0x70,0xb7,0x9d,0x9e,0x55,0x2d,0x67,0x4e,0x29,0xa4,0x9d,
0x06,0x81,0x11,0xb4,0xb4,0xab,0xe2,0xdf,0xdc,0xe4,0xf1,0x69,
0x55,0x54,0xe3,0x37
};
__fips_constseg
static const unsigned char p224_qiutd[] = {
0xd7,0xdc,0x9c,0x53,0x04,0x72,0x67,0x59,0x92,0x80,0x9e,0x6f,
0xdd,0xe6,0x0b,0x35,0x09,0xe0,0x95,0x45,0xe6,0x13,0x0e,0x22,
0x43,0x6a,0x63,0xef
};
__fips_constseg
static const unsigned char p224_ziut[] = {
0x84,0x37,0xcf,0x6d,0xfa,0x58,0xbd,0x1f,0x47,0x15,0x45,0x1f,
0x2c,0x20,0x53,0x7a,0xf4,0xb0,0xe6,0x19,0xcc,0xa9,0x30,0xc6,
0x5c,0x1a,0xf2,0xdd
};
typedef struct
{
int curve;
const unsigned char *x1;
size_t x1len;
const unsigned char *y1;
size_t y1len;
const unsigned char *d1;
size_t d1len;
const unsigned char *x2;
size_t x2len;
const unsigned char *y2;
size_t y2len;
const unsigned char *z;
size_t zlen;
} ECDH_SELFTEST_DATA;
#define make_ecdh_test(nid, pr) { nid, \
pr##_qiutx, sizeof(pr##_qiutx), \
pr##_qiuty, sizeof(pr##_qiuty), \
pr##_qiutd, sizeof(pr##_qiutd), \
pr##_qcavsx, sizeof(pr##_qcavsx), \
pr##_qcavsy, sizeof(pr##_qcavsy), \
pr##_ziut, sizeof(pr##_ziut) }
static ECDH_SELFTEST_DATA test_ecdh_data[] =
{
make_ecdh_test(NID_secp224r1, p224),
};
int FIPS_selftest_ecdh(void)
{
EC_KEY *ec1 = NULL, *ec2 = NULL;
const EC_POINT *ecp = NULL;
BIGNUM *x = NULL, *y = NULL, *d = NULL;
unsigned char *ztmp = NULL;
int rv = 1;
size_t i;
for (i = 0; i < sizeof(test_ecdh_data)/sizeof(ECDH_SELFTEST_DATA); i++)
{
ECDH_SELFTEST_DATA *ecd = test_ecdh_data + i;
if (!fips_post_started(FIPS_TEST_ECDH, ecd->curve, 0))
continue;
ztmp = OPENSSL_malloc(ecd->zlen);
x = BN_bin2bn(ecd->x1, ecd->x1len, x);
y = BN_bin2bn(ecd->y1, ecd->y1len, y);
d = BN_bin2bn(ecd->d1, ecd->d1len, d);
if (!x || !y || !d || !ztmp)
{
rv = -1;
goto err;
}
ec1 = EC_KEY_new_by_curve_name(ecd->curve);
if (!ec1)
{
rv = -1;
goto err;
}
EC_KEY_set_flags(ec1, EC_FLAG_COFACTOR_ECDH);
if (!EC_KEY_set_public_key_affine_coordinates(ec1, x, y))
{
rv = -1;
goto err;
}
if (!EC_KEY_set_private_key(ec1, d))
{
rv = -1;
goto err;
}
x = BN_bin2bn(ecd->x2, ecd->x2len, x);
y = BN_bin2bn(ecd->y2, ecd->y2len, y);
if (!x || !y)
{
rv = -1;
goto err;
}
ec2 = EC_KEY_new_by_curve_name(ecd->curve);
if (!ec2)
{
rv = -1;
goto err;
}
EC_KEY_set_flags(ec1, EC_FLAG_COFACTOR_ECDH);
if (!EC_KEY_set_public_key_affine_coordinates(ec2, x, y))
{
rv = -1;
goto err;
}
ecp = EC_KEY_get0_public_key(ec2);
if (!ecp)
{
rv = -1;
goto err;
}
if (!ECDH_compute_key(ztmp, ecd->zlen, ecp, ec1, 0))
{
rv = -1;
goto err;
}
if (!fips_post_corrupt(FIPS_TEST_ECDH, ecd->curve, NULL))
ztmp[0] ^= 0x1;
if (memcmp(ztmp, ecd->z, ecd->zlen))
{
fips_post_failed(FIPS_TEST_ECDH, ecd->curve, 0);
rv = 0;
}
else if (!fips_post_success(FIPS_TEST_ECDH, ecd->curve, 0))
goto err;
EC_KEY_free(ec1);
ec1 = NULL;
EC_KEY_free(ec2);
ec2 = NULL;
OPENSSL_free(ztmp);
ztmp = NULL;
}
err:
if (x)
BN_clear_free(x);
if (y)
BN_clear_free(y);
if (d)
BN_clear_free(d);
if (ec1)
EC_KEY_free(ec1);
if (ec2)
EC_KEY_free(ec2);
if (ztmp)
OPENSSL_free(ztmp);
return rv;
}
#endif
