/* ====================================================================
 * Copyright (c) 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.
 *
 */

#include <string.h>
#include <openssl/err.h>
#ifdef OPENSSL_FIPS
# include <openssl/fips.h>
# include "crypto/fips.h"
#endif
#include <openssl/opensslconf.h>

#ifdef OPENSSL_FIPS

static const struct {
    const unsigned char key[16];
    const unsigned char plaintext[8];
    const unsigned char ciphertext[8];
} tests2[] = {
    {
        {
        0x7c, 0x4f, 0x6e, 0xf7, 0xa2, 0x04, 0x16, 0xec,
                0x0b, 0x6b, 0x7c, 0x9e, 0x5e, 0x19, 0xa7, 0xc4}, {
        0x06, 0xa7, 0xd8, 0x79, 0xaa, 0xce, 0x69, 0xef}, {
        0x4c, 0x11, 0x17, 0x55, 0xbf, 0xc4, 0x4e, 0xfd}
    }, {
        {
        0x5d, 0x9e, 0x01, 0xd3, 0x25, 0xc7, 0x3e, 0x34,
                0x01, 0x16, 0x7c, 0x85, 0x23, 0xdf, 0xe0, 0x68}, {
        0x9c, 0x50, 0x09, 0x0f, 0x5e, 0x7d, 0x69, 0x7e}, {
    0xd2, 0x0b, 0x18, 0xdf, 0xd9, 0x0d, 0x9e, 0xff},}
};

static const struct {
    const unsigned char key[24];
    const unsigned char plaintext[8];
    const unsigned char ciphertext[8];
} tests3[] = {
    {
        {
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10,
                0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0}, {
        0x8f, 0x8f, 0xbf, 0x9b, 0x5d, 0x48, 0xb4, 0x1c}, {
    0x59, 0x8c, 0xe5, 0xd3, 0x6c, 0xa2, 0xea, 0x1b},}, {
        {
        0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10, 0xFE,
                0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF,
                0xED, 0x39, 0xD9, 0x50, 0xFA, 0x74, 0xBC, 0xC4}, {
        0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF}, {
0x11, 0x25, 0xb0, 0x35, 0xbe, 0xa0, 0x82, 0x86},},};

int FIPS_selftest_des()
{
    int n, ret = 0;
    EVP_CIPHER_CTX *ctx;

    ctx = EVP_CIPHER_CTX_new();
    if (ctx == NULL)
        goto err;

    /* Encrypt/decrypt with 2-key 3DES and compare to known answers */
    for (n = 0; n < 2; ++n) {
        unsigned char plaintext[8];

        memcpy(plaintext, tests2[n].plaintext, sizeof(plaintext));
        if (!fips_cipher_test(ctx, EVP_des_ede_ecb(),
                              tests2[n].key, NULL,
                              plaintext, tests2[n].ciphertext, 8))
            goto err;
    }

    /* Encrypt/decrypt with 3DES and compare to known answers */
    for (n = 0; n < 2; ++n) {
        if (!fips_cipher_test(ctx, EVP_des_ede3_ecb(),
                              tests3[n].key, NULL,
                              tests3[n].plaintext, tests3[n].ciphertext, 8))
            goto err;
    }
    ret = 1;
 err:
    EVP_CIPHER_CTX_free(ctx);
    if (ret == 0)
        FIPSerr(FIPS_F_FIPS_SELFTEST_DES, FIPS_R_SELFTEST_FAILED);

    return ret;
}
#endif