2014-07-04 11:18:53 +00:00
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/*-
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2014-07-10 17:15:54 +00:00
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* Copyright (c) 2012 The University of Oslo
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2014-07-04 11:18:53 +00:00
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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 <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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2015-10-04 07:49:48 +00:00
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#include <cryb/test.h>
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2014-07-04 11:18:53 +00:00
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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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2014-07-11 15:09:59 +00:00
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#include <openssl/sha.h>
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2014-07-04 11:18:53 +00:00
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2014-07-11 15:09:59 +00:00
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#define HMAC_SHA1_MAC_LEN SHA_DIGEST_LENGTH
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2014-07-04 11:18:53 +00:00
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static void
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2014-07-10 23:57:47 +00:00
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t_hmac_sha1_complete(const void *key, size_t keylen,
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2014-07-04 11:18:53 +00:00
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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_sha1(), 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/sha1.h>
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#include <cryb/hmac.h>
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2014-07-10 23:57:47 +00:00
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#define t_hmac_sha1_complete(key, keylen, msg, msglen, mac) \
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hmac_sha1_complete(key, keylen, msg, msglen, mac)
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2014-07-04 11:18:53 +00:00
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#endif
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/*
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2014-07-11 11:21:19 +00:00
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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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2014-07-04 11:18:53 +00:00
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*/
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static struct t_vector {
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const char *desc;
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2014-07-11 12:46:23 +00:00
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const uint8_t *key;
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2014-07-04 11:18:53 +00:00
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size_t keylen;
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const char *msg;
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2014-07-10 23:57:47 +00:00
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const uint8_t mac[HMAC_SHA1_MAC_LEN];
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} t_hmac_sha1_vectors[] = {
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2014-07-04 11:18:53 +00:00
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{
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"zero-length key, zero-length message",
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2014-07-11 12:46:23 +00:00
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t_zero,
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2014-07-04 11:18:53 +00:00
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0,
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"",
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{
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0xfb, 0xdb, 0x1d, 0x1b, 0x18, 0xaa, 0x6c, 0x08,
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0x32, 0x4b, 0x7d, 0x64, 0xb7, 0x1f, 0xb7, 0x63,
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0x70, 0x69, 0x0e, 0x1d,
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},
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},
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{
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2014-07-11 11:21:19 +00:00
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"NIST CSRC example 1 (64-byte key)",
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2014-07-11 12:46:23 +00:00
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t_seq8,
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2014-07-04 11:18:53 +00:00
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64,
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2014-07-11 11:21:19 +00:00
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"Sample message for keylen=blocklen",
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2014-07-04 11:18:53 +00:00
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{
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2014-07-11 11:21:19 +00:00
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0x5f, 0xd5, 0x96, 0xee, 0x78, 0xd5, 0x55, 0x3c,
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0x8f, 0xf4, 0xe7, 0x2d, 0x26, 0x6d, 0xfd, 0x19,
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0x23, 0x66, 0xda, 0x29,
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2014-07-04 11:18:53 +00:00
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},
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},
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{
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2014-07-11 11:21:19 +00:00
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"NIST CSRC example 2 (20-byte key)",
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2014-07-11 12:46:23 +00:00
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t_seq8,
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2014-07-04 11:18:53 +00:00
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20,
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2014-07-11 11:21:19 +00:00
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"Sample message for keylen<blocklen",
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2014-07-04 11:18:53 +00:00
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{
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2014-07-11 11:21:19 +00:00
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0x4c, 0x99, 0xff, 0x0c, 0xb1, 0xb3, 0x1b, 0xd3,
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0x3f, 0x84, 0x31, 0xdb, 0xaf, 0x4d, 0x17, 0xfc,
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0xd3, 0x56, 0xa8, 0x07,
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2014-07-04 11:18:53 +00:00
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},
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},
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{
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2014-07-11 11:21:19 +00:00
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"NIST CSRC example 3 (100-byte key)",
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2014-07-11 12:46:23 +00:00
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t_seq8,
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2014-07-04 11:18:53 +00:00
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100,
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2014-07-11 11:21:19 +00:00
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/* yes, the text should say keylen>blocklen */
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"Sample message for keylen=blocklen",
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2014-07-04 11:18:53 +00:00
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{
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2014-07-11 11:21:19 +00:00
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0x2d, 0x51, 0xb2, 0xf7, 0x75, 0x0e, 0x41, 0x05,
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0x84, 0x66, 0x2e, 0x38, 0xf1, 0x33, 0x43, 0x5f,
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0x4c, 0x4f, 0xd4, 0x2a,
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2014-07-04 11:18:53 +00:00
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},
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},
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{
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2014-07-11 11:21:19 +00:00
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"NIST CSRC example 4 (49-byte key)",
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2014-07-11 12:46:23 +00:00
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t_seq8,
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2014-07-04 11:18:53 +00:00
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49,
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2014-07-11 11:21:19 +00:00
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"Sample message for keylen<blocklen, with truncated tag",
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2014-07-04 11:18:53 +00:00
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{
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2014-07-11 11:21:19 +00:00
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0xfe, 0x35, 0x29, 0x56, 0x5c, 0xd8, 0xe2, 0x8c,
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0x5f, 0xa7, 0x9e, 0xac, 0x9d, 0x80, 0x23, 0xb5,
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0x3b, 0x28, 0x9d, 0x96,
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2014-07-04 11:18:53 +00:00
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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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2014-07-10 23:57:47 +00:00
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t_hmac_sha1_vector(char **desc CRYB_UNUSED, void *arg)
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2014-07-04 11:18:53 +00:00
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{
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struct t_vector *vector = (struct t_vector *)arg;
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2014-07-10 23:57:47 +00:00
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uint8_t mac[HMAC_SHA1_MAC_LEN];
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2014-07-04 11:18:53 +00:00
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2014-07-10 23:57:47 +00:00
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t_hmac_sha1_complete(vector->key, vector->keylen,
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2014-07-04 11:18:53 +00:00
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(const uint8_t *)vector->msg, strlen(vector->msg),
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mac);
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2014-07-11 22:26:23 +00:00
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return (t_compare_mem(vector->mac, mac, HMAC_SHA1_MAC_LEN));
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2014-07-04 11:18:53 +00:00
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}
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/***************************************************************************
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* Boilerplate
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*/
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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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2014-07-10 23:57:47 +00:00
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n = sizeof t_hmac_sha1_vectors / sizeof t_hmac_sha1_vectors[0];
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2014-07-04 11:18:53 +00:00
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for (i = 0; i < n; ++i)
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2014-07-10 23:57:47 +00:00
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t_add_test(t_hmac_sha1_vector, &t_hmac_sha1_vectors[i],
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t_hmac_sha1_vectors[i].desc);
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2014-07-04 11:18:53 +00:00
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return (0);
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}
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void
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t_cleanup(void)
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{
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}
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