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POSIX requires <stdio.h> and <unistd.h> to define off_t and ssize_t like <sys/types.h> does, but not all platforms respect that. Play it safe by always including <sys/types.h>.
186 lines
4.9 KiB
C
186 lines
4.9 KiB
C
/*-
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* Copyright (c) 2012 The University of Oslo
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* Copyright (c) 2012 Dag-Erling Smørgrav
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "cryb/impl.h"
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#include <sys/types.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <cryb/test.h>
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#if WITH_OPENSSL
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#include <openssl/evp.h>
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#include <openssl/hmac.h>
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#include <openssl/sha.h>
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#define HMAC_SHA224_MAC_LEN SHA224_DIGEST_LENGTH
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static void
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t_hmac_sha224_complete(const void *key, size_t keylen,
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const void *msg, size_t msglen, uint8_t *mac)
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{
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HMAC_CTX ctx;
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HMAC_CTX_init(&ctx);
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HMAC_Init_ex(&ctx, key, keylen, EVP_sha224(), NULL);
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HMAC_Update(&ctx, msg, msglen);
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HMAC_Final(&ctx, mac, NULL);
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HMAC_CTX_cleanup(&ctx);
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}
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#else
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#include <cryb/sha224.h>
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#include <cryb/hmac.h>
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#define t_hmac_sha224_complete(key, keylen, msg, msglen, mac) \
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hmac_sha224_complete(key, keylen, msg, msglen, mac)
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#endif
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/*
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* Test vectors from NIST CSRC
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* http://csrc.nist.gov/groups/ST/toolkit/examples.html
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*/
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static struct t_vector {
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const char *desc;
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const uint8_t *key;
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size_t keylen;
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const char *msg;
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const uint8_t mac[HMAC_SHA224_MAC_LEN];
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} t_hmac_sha224_vectors[] = {
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{
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"zero-length key, zero-length message",
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t_zero,
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0,
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"",
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{
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0x5c, 0xe1, 0x4f, 0x72, 0x89, 0x46, 0x62, 0x21,
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0x3e, 0x27, 0x48, 0xd2, 0xa6, 0xba, 0x23, 0x4b,
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0x74, 0x26, 0x39, 0x10, 0xce, 0xdd, 0xe2, 0xf5,
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0xa9, 0x27, 0x15, 0x24,
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},
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},
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{
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"NIST CSRC example 1 (64-byte key)",
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t_seq8,
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64,
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"Sample message for keylen=blocklen",
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{
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0xc7, 0x40, 0x5e, 0x3a, 0xe0, 0x58, 0xe8, 0xcd,
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0x30, 0xb0, 0x8b, 0x41, 0x40, 0x24, 0x85, 0x81,
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0xed, 0x17, 0x4c, 0xb3, 0x4e, 0x12, 0x24, 0xbc,
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0xc1, 0xef, 0xc8, 0x1b,
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},
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},
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{
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"NIST CSRC example 2 (28-byte key)",
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t_seq8,
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28,
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"Sample message for keylen<blocklen",
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{
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0xe3, 0xd2, 0x49, 0xa8, 0xcf, 0xb6, 0x7e, 0xf8,
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0xb7, 0xa1, 0x69, 0xe9, 0xa0, 0xa5, 0x99, 0x71,
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0x4a, 0x2c, 0xec, 0xba, 0x65, 0x99, 0x9a, 0x51,
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0xbe, 0xb8, 0xfb, 0xbe,
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},
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},
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{
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"NIST CSRC example 3 (100-byte key)",
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t_seq8,
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100,
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/* yes, the text should say keylen>blocklen */
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"Sample message for keylen=blocklen",
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{
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0x91, 0xc5, 0x25, 0x09, 0xe5, 0xaf, 0x85, 0x31,
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0x60, 0x1a, 0xe6, 0x23, 0x00, 0x99, 0xd9, 0x0b,
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0xef, 0x88, 0xaa, 0xef, 0xb9, 0x61, 0xf4, 0x08,
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0x0a, 0xbc, 0x01, 0x4d,
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},
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},
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{
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"NIST CSRC example 4 (49-byte key)",
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t_seq8,
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49,
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"Sample message for keylen<blocklen, with truncated tag",
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{
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0xd5, 0x22, 0xf1, 0xdf, 0x59, 0x6c, 0xa4, 0xb4,
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0xb1, 0xc2, 0x3d, 0x27, 0xbd, 0xe0, 0x67, 0xd6,
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0x15, 0x3b, 0xa9, 0x72, 0x5f, 0xd5, 0xcd, 0xe0,
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0xaf, 0x4a, 0x2a, 0x42,
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},
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},
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};
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/*
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* Unit test: compute the HMAC signature of the specified string with the
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* specified key and compare it to the expected result.
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*/
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static int
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t_hmac_sha224_vector(char **desc CRYB_UNUSED, void *arg)
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{
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struct t_vector *vector = (struct t_vector *)arg;
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uint8_t mac[HMAC_SHA224_MAC_LEN];
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t_hmac_sha224_complete(vector->key, vector->keylen,
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(const uint8_t *)vector->msg, strlen(vector->msg),
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mac);
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return (t_compare_mem(vector->mac, mac, HMAC_SHA224_MAC_LEN));
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}
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/***************************************************************************
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* Boilerplate
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*/
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static int
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t_prepare(int argc, char *argv[])
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{
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int i, n;
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(void)argc;
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(void)argv;
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n = sizeof t_hmac_sha224_vectors / sizeof t_hmac_sha224_vectors[0];
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for (i = 0; i < n; ++i)
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t_add_test(t_hmac_sha224_vector, &t_hmac_sha224_vectors[i],
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t_hmac_sha224_vectors[i].desc);
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return (0);
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}
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int
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main(int argc, char *argv[])
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{
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t_main(t_prepare, NULL, argc, argv);
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}
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