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unittests/tests-hashes: add two FIPS test cases fot sha256
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@ -134,6 +134,25 @@ static const unsigned char hlong_sequence[] =
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0x6a, 0x78, 0x21, 0x73, 0x54, 0x89, 0x61, 0x85,
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0xb1, 0x4a, 0x3a, 0x84, 0xf7, 0xcd, 0x80, 0x66};
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/**
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* @brief expected hash for "abc"
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* (from FIPS 180-2 Appendix B.1)
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*/
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static const unsigned char h_fips_oneblock[] =
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{0xba, 0x78, 0x16, 0xbf, 0x8f, 0x01, 0xcf, 0xea,
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0x41, 0x41, 0x40, 0xde, 0x5d, 0xae, 0x22, 0x23,
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0xb0, 0x03, 0x61, 0xa3, 0x96, 0x17, 0x7a, 0x9c,
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0xb4, 0x10, 0xff, 0x61, 0xf2, 0x00, 0x15, 0xad};
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/**
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* @brief expected hash for "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"
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* (from FIPS 180-2 Appendix B.2)
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*/
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static const unsigned char h_fips_multiblock[] =
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{0x24, 0x8d, 0x6a, 0x61, 0xd2, 0x06, 0x38, 0xb8,
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0xe5, 0xc0, 0x26, 0x93, 0x0c, 0x3e, 0x60, 0x39,
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0xa3, 0x3c, 0xe4, 0x59, 0x64, 0xff, 0x21, 0x67,
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0xf6, 0xec, 0xed, 0xd4, 0x19, 0xdb, 0x06, 0xc1};
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static int calc_and_compare_hash(const char *str, const unsigned char *expected)
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{
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static unsigned char hash[SHA256_DIGEST_LENGTH];
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@ -232,6 +251,20 @@ static void test_hashes_sha256_hash_long_sequence(void)
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TEST_ASSERT(calc_and_compare_hash_wrapper(teststring, hlong_sequence));
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}
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static void test_hashes_sha256_hash_sequence_abc(void)
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{
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char *teststring = "abc";
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TEST_ASSERT(calc_and_compare_hash(teststring, h_fips_oneblock));
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TEST_ASSERT(calc_and_compare_hash_wrapper(teststring, h_fips_oneblock));
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}
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static void test_hashes_sha256_hash_sequence_abc_long(void)
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{
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char *teststring = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
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TEST_ASSERT(calc_and_compare_hash(teststring, h_fips_multiblock));
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TEST_ASSERT(calc_and_compare_hash_wrapper(teststring, h_fips_multiblock));
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}
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Test *tests_hashes_sha256_tests(void)
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{
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EMB_UNIT_TESTFIXTURES(fixtures) {
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@ -247,6 +280,9 @@ Test *tests_hashes_sha256_tests(void)
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new_TestFixture(test_hashes_sha256_hash_sequence_failing_compare),
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new_TestFixture(test_hashes_sha256_hash_long_sequence),
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new_TestFixture(test_hashes_sha256_hash_sequence_abc),
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new_TestFixture(test_hashes_sha256_hash_sequence_abc_long),
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};
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EMB_UNIT_TESTCALLER(hashes_sha256_tests, NULL, NULL,
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