openssl/fips/sha/fips_sha1_selftest.c

/* ====================================================================
 * 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:
 *
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    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
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 * 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/)"
 *
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 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
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 */

#include <string.h>
#include <openssl/err.h>
#include <openssl/fips.h>
#include <openssl/evp.h>
#include <openssl/sha.h>

#ifdef OPENSSL_FIPS
static char test[][60] = {
    "",
    "abc",
    "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
};

static const unsigned char ret[][SHA_DIGEST_LENGTH] = {
    {0xda, 0x39, 0xa3, 0xee, 0x5e, 0x6b, 0x4b, 0x0d, 0x32, 0x55,
     0xbf, 0xef, 0x95, 0x60, 0x18, 0x90, 0xaf, 0xd8, 0x07, 0x09},
    {0xa9, 0x99, 0x3e, 0x36, 0x47, 0x06, 0x81, 0x6a, 0xba, 0x3e,
     0x25, 0x71, 0x78, 0x50, 0xc2, 0x6c, 0x9c, 0xd0, 0xd8, 0x9d},
    {0x84, 0x98, 0x3e, 0x44, 0x1c, 0x3b, 0xd2, 0x6e, 0xba, 0xae,
     0x4a, 0xa1, 0xf9, 0x51, 0x29, 0xe5, 0xe5, 0x46, 0x70, 0xf1},
};

void FIPS_corrupt_sha1()
{
    test[2][0]++;
}

int FIPS_selftest_sha1()
{
    size_t n;

    for (n = 0; n < sizeof(test) / sizeof(test[0]); ++n) {
        unsigned char md[SHA_DIGEST_LENGTH];

        EVP_Digest(test[n], strlen(test[n]), md, NULL, EVP_sha1(), NULL);
        if (memcmp(md, ret[n], sizeof md)) {
            FIPSerr(FIPS_F_FIPS_SELFTEST_SHA1, FIPS_R_SELFTEST_FAILED);
            return 0;
        }
    }
    return 1;
}

#endif