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tests: added unittests for SHA-1
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Oleg Hahm
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199
tests/unittests/tests-hashes/tests-hashes-sha1.c
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199
tests/unittests/tests-hashes/tests-hashes-sha1.c
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/*
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* Copyright (C) 2016 Oliver Hahm <oliver.hahm@inria.fr>
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup unittests
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* @{
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*
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* @file
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* @brief Test cases for the SHA-1 hash implementation
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*
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* @author Oliver Hahm <oliver.hahm@inria.fr>
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*
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* @}
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*/
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#include <stdio.h>
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#include <string.h>
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#include "embUnit/embUnit.h"
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#include "hashes/sha1.h"
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#define TEST_CASES_NUM (4)
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/*
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* * Define patterns for testing
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* */
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#define TEST1 "abc"
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#define TEST2a "abcdbcdecdefdefgefghfghighijhi"
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#define TEST2b "jkijkljklmklmnlmnomnopnopq"
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#define TEST2 TEST2a TEST2b
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#define TEST3 "a"
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#define TEST4a "01234567012345670123456701234567"
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#define TEST4b "01234567012345670123456701234567"
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/* an exact multiple of 512 bits */
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#define TEST4 TEST4a TEST4b
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static char *_testarray[TEST_CASES_NUM] =
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{
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TEST1,
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TEST2,
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TEST3,
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TEST4
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};
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static long int _repeatcount[TEST_CASES_NUM] = { 1, 1, 1000000, 10 };
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static char *_resultarray[TEST_CASES_NUM + 2] =
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{
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"A9 99 3E 36 47 06 81 6A BA 3E 25 71 78 50 C2 6C 9C D0 D8 9D",
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"84 98 3E 44 1C 3B D2 6E BA AE 4A A1 F9 51 29 E5 E5 46 70 F1",
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/* for repeatcount == 1000000 */
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"34 AA 97 3C D4 C4 DA A4 F6 1E EB 2B DB AD 27 31 65 34 01 6F",
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/* for repeatcount == 10*/
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"DE A3 56 A2 CD DD 90 C7 A7 EC ED C5 EB B5 63 93 4F 46 04 52",
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/* for single runs */
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"86 F7 E4 37 FA A5 A7 FC E1 5D 1D DC B9 EA EA EA 37 76 67 B8",
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"E0 C0 94 E8 67 EF 46 C3 50 EF 54 A7 F5 9D D6 0B ED 92 AE 83"
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};
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#define TEST_CASES_HMAC_NUM (5)
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#define TEST1_HMAC "Hi There"
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#define TEST2_HMAC "what do ya want for nothing?"
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#define TEST3_HMAC "Test With Truncation"
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#define TEST4_HMAC "Test Using Larger Than Block-Size Key - Hash Key First"
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#define TEST5_HMAC "Test Using Larger Than Block-Size Key and Larger Than One Block-Size Data"
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static uint8_t _hmac_key1[]={
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0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b
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};
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static uint8_t _hmac_key2[]= "Jefe";
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static uint8_t _hmac_key3[]={
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0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c, 0x0c
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};
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static uint8_t _hmac_key4[]={
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa
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};
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static uint8_t _hmac_key5[]={
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
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0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa
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};
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static char *_resultarray_hmac[TEST_CASES_HMAC_NUM] =
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{
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"B6 17 31 86 55 05 72 64 E2 8B C0 B6 FB 37 8C 8E F1 46 BE 00",
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"EF FC DF 6A E5 EB 2F A2 D2 74 16 D5 F1 84 DF 9C 25 9A 7C 79",
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"4C 1A 03 42 4B 55 E0 7F E7 F2 7B E1 D5 8B B9 32 4A 9A 5A 04",
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"AA 4A E5 E1 52 72 D0 0E 95 70 56 37 CE 8A 3B 55 ED 40 21 12",
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"E8 E9 9D 0F 45 23 7D 78 6D 6B BA A7 96 5C 78 08 BB FF 1A 91 "
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};
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static int calc_and_compare_hash(const char *str, const char *expected,
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long int repeatcount)
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{
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sha1_context ctx;
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uint8_t *hash;
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char tmp[(3 * SHA1_DIGEST_LENGTH) + 1];
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/* calculate hash */
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sha1_init(&ctx);
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for (long int i = 0; i < repeatcount; ++i) {
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sha1_update(&ctx, (unsigned char*) str, strlen(str));
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}
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hash = sha1_final(&ctx);
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/* copy hash to string */
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for (size_t i = 0; i < SHA1_DIGEST_LENGTH; i++) {
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sprintf(&(tmp[i * 3]), "%02X ", (unsigned) hash[i]);
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}
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tmp[SHA1_DIGEST_LENGTH* 2] = '\0';
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/* compare with result string */
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return strncmp(tmp, expected, strlen((char*) tmp));
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}
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static int calc_and_compare_hash2(const char *str, const char *expected)
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{
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char tmp[(3 * SHA1_DIGEST_LENGTH) + 1];
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uint8_t hash[SHA1_DIGEST_LENGTH];
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sha1((unsigned char*) hash, (unsigned char*) str, strlen(str));
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/* copy hash to string */
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for (size_t i = 0; i < SHA1_DIGEST_LENGTH; i++) {
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sprintf(&(tmp[i * 3]), "%02X ", (unsigned) hash[i]);
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}
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tmp[SHA1_DIGEST_LENGTH* 2] = '\0';
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/* compare with result string */
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return strncmp(tmp, expected, strlen((char*) tmp));
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}
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static int calc_and_compare_hash_hmac(const char *str, const char *expected,
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const uint8_t *key, size_t key_len)
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{
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sha1_context ctx;
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uint8_t *hash;
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char tmp[(3 * SHA1_DIGEST_LENGTH) + 1];
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/* calculate hash */
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sha1_init_hmac(&ctx, key, key_len);
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sha1_update(&ctx, (unsigned char*) str, strlen(str));
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hash = sha1_final_hmac(&ctx);
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/* copy hash to string */
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for (size_t i = 0; i < SHA1_DIGEST_LENGTH; i++) {
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sprintf(&(tmp[i * 3]), "%02X ", (unsigned) hash[i]);
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}
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tmp[SHA1_DIGEST_LENGTH* 2] = '\0';
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/* compare with result string */
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return strncmp(tmp, expected, strlen((char*) tmp));
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}
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/* test cases copied from section 7.3 of RFC 3174
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* https://tools.ietf.org/html/rfc3174#section-7.3
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*/
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static void test_hashes_sha1(void)
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{
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TEST_ASSERT(calc_and_compare_hash(_testarray[0], _resultarray[0], _repeatcount[0]) == 0);
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TEST_ASSERT(calc_and_compare_hash(_testarray[1], _resultarray[1], _repeatcount[1]) == 0);
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TEST_ASSERT(calc_and_compare_hash(_testarray[2], _resultarray[2], _repeatcount[2]) == 0);
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TEST_ASSERT(calc_and_compare_hash(_testarray[3], _resultarray[3], _repeatcount[3]) == 0);
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TEST_ASSERT(calc_and_compare_hash2(_testarray[0], _resultarray[0]) == 0);
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TEST_ASSERT(calc_and_compare_hash2(_testarray[1], _resultarray[1]) == 0);
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TEST_ASSERT(calc_and_compare_hash2(_testarray[2], _resultarray[4]) == 0);
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TEST_ASSERT(calc_and_compare_hash2(_testarray[3], _resultarray[5]) == 0);
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TEST_ASSERT(calc_and_compare_hash_hmac(TEST1_HMAC, _resultarray_hmac[0], _hmac_key1, sizeof(_hmac_key1)) == 0);
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TEST_ASSERT(calc_and_compare_hash_hmac(TEST2_HMAC, _resultarray_hmac[1], _hmac_key2, sizeof(_hmac_key2)) == 0);
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TEST_ASSERT(calc_and_compare_hash_hmac(TEST3_HMAC, _resultarray_hmac[2], _hmac_key3, sizeof(_hmac_key3)) == 0);
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TEST_ASSERT(calc_and_compare_hash_hmac(TEST4_HMAC, _resultarray_hmac[3], _hmac_key4, sizeof(_hmac_key4)) == 0);
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TEST_ASSERT(calc_and_compare_hash_hmac(TEST5_HMAC, _resultarray_hmac[4], _hmac_key5, sizeof(_hmac_key5)) == 0);
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}
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Test *tests_hashes_sha1_tests(void)
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{
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EMB_UNIT_TESTFIXTURES(fixtures) {
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new_TestFixture(test_hashes_sha1),
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};
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EMB_UNIT_TESTCALLER(test_hashes_sha1, NULL, NULL, fixtures);
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return (Test *)&test_hashes_sha1;
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}
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@ -23,5 +23,6 @@
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void tests_hashes(void)
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{
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TESTS_RUN(tests_hashes_md5_tests());
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TESTS_RUN(tests_hashes_sha1_tests());
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TESTS_RUN(tests_hashes_sha256_tests());
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}
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@ -37,6 +37,13 @@ void tests_hashes(void);
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*/
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Test *tests_hashes_md5_tests(void);
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/**
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* @brief Generates tests for hashes/sha1.h
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*
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* @return embUnit tests if successful, NULL if not.
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*/
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Test *tests_hashes_sha1_tests(void);
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/**
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* @brief Generates tests for hashes/sha256.h
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*
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