/* * Copyright (C) 2023 TU Dresden * * This file is subject to the terms and conditions of the GNU Lesser * General Public License v2.1. See the file LICENSE in the top level * directory for more details. */ /** * @ingroup unittests * @{ * * @file * @brief testcases for the sha512 implementation * * @author Mikolai Gütschow * * @} */ #include #include #include #include #include "embUnit/embUnit.h" #include "hashes/sha512.h" #include "tests-hashes.h" /** * @brief expected hash for test 01 * i.e. 0f3e840daba378160173034567d6fa7373056634834c7127399871f6175ff9f5c09cb0d1af35679de6b5893ab7c800a46f121821414f4cf11c27e67630e10e99 * * obtained using: * h=$(echo -n '' | sha512sum - | cut -d ' ' -f1); s=$(echo $h | sed -e 's/../0x&, /g' | sed 's/, $//'); echo $h; echo {$s}; * * where is the message to hash, i.e. 1234567890_1 for this test */ static const unsigned char h01[] = {0x0f, 0x3e, 0x84, 0x0d, 0xab, 0xa3, 0x78, 0x16, 0x01, 0x73, 0x03, 0x45, 0x67, 0xd6, 0xfa, 0x73, 0x73, 0x05, 0x66, 0x34, 0x83, 0x4c, 0x71, 0x27, 0x39, 0x98, 0x71, 0xf6, 0x17, 0x5f, 0xf9, 0xf5, 0xc0, 0x9c, 0xb0, 0xd1, 0xaf, 0x35, 0x67, 0x9d, 0xe6, 0xb5, 0x89, 0x3a, 0xb7, 0xc8, 0x00, 0xa4, 0x6f, 0x12, 0x18, 0x21, 0x41, 0x4f, 0x4c, 0xf1, 0x1c, 0x27, 0xe6, 0x76, 0x30, 0xe1, 0x0e, 0x99}; static const char *s01 = "1234567890_1"; /** * @brief expected hash for test 02 * i.e. 448e45902091177d01a402e1d31d0852899c48eaa2b331868b91afbec39a2a3413145f565336004055bbc05cfdc862732bf002bf90bc3f941ed7f6bcbc19bdc9 */ static const unsigned char h02[] = {0x44, 0x8e, 0x45, 0x90, 0x20, 0x91, 0x17, 0x7d, 0x01, 0xa4, 0x02, 0xe1, 0xd3, 0x1d, 0x08, 0x52, 0x89, 0x9c, 0x48, 0xea, 0xa2, 0xb3, 0x31, 0x86, 0x8b, 0x91, 0xaf, 0xbe, 0xc3, 0x9a, 0x2a, 0x34, 0x13, 0x14, 0x5f, 0x56, 0x53, 0x36, 0x00, 0x40, 0x55, 0xbb, 0xc0, 0x5c, 0xfd, 0xc8, 0x62, 0x73, 0x2b, 0xf0, 0x02, 0xbf, 0x90, 0xbc, 0x3f, 0x94, 0x1e, 0xd7, 0xf6, 0xbc, 0xbc, 0x19, 0xbd, 0xc9}; static const char *s02 = "1234567890_2"; /** * @brief expected hash for test 03 * i.e. bc92bfae4d2b2e40371e543e0b70033ca1d308e01452fcc5678ac7b20b254b09159290166e5c1f4012d5295e2057dc202a4c42bf7d4cb7229f28c5bcf18e655f */ static const unsigned char h03[] = {0xbc, 0x92, 0xbf, 0xae, 0x4d, 0x2b, 0x2e, 0x40, 0x37, 0x1e, 0x54, 0x3e, 0x0b, 0x70, 0x03, 0x3c, 0xa1, 0xd3, 0x08, 0xe0, 0x14, 0x52, 0xfc, 0xc5, 0x67, 0x8a, 0xc7, 0xb2, 0x0b, 0x25, 0x4b, 0x09, 0x15, 0x92, 0x90, 0x16, 0x6e, 0x5c, 0x1f, 0x40, 0x12, 0xd5, 0x29, 0x5e, 0x20, 0x57, 0xdc, 0x20, 0x2a, 0x4c, 0x42, 0xbf, 0x7d, 0x4c, 0xb7, 0x22, 0x9f, 0x28, 0xc5, 0xbc, 0xf1, 0x8e, 0x65, 0x5f}; static const char *s03 = "1234567890_3"; /** * @brief expected hash for test 04 * i.e. e9a43cf81972a22e85f1dca0b3be0b71f07ef30778ddf0eb5ae40e6d9ff1927db1d53c717f0cf43f1d99cfe360170a0a5885d2a85ac498be4f12405da4a8c79d */ static const unsigned char h04[] = {0xe9, 0xa4, 0x3c, 0xf8, 0x19, 0x72, 0xa2, 0x2e, 0x85, 0xf1, 0xdc, 0xa0, 0xb3, 0xbe, 0x0b, 0x71, 0xf0, 0x7e, 0xf3, 0x07, 0x78, 0xdd, 0xf0, 0xeb, 0x5a, 0xe4, 0x0e, 0x6d, 0x9f, 0xf1, 0x92, 0x7d, 0xb1, 0xd5, 0x3c, 0x71, 0x7f, 0x0c, 0xf4, 0x3f, 0x1d, 0x99, 0xcf, 0xe3, 0x60, 0x17, 0x0a, 0x0a, 0x58, 0x85, 0xd2, 0xa8, 0x5a, 0xc4, 0x98, 0xbe, 0x4f, 0x12, 0x40, 0x5d, 0xa4, 0xa8, 0xc7, 0x9d}; static const char *s04 = "1234567890_4"; /** * @brief expected hash for test digits_letters * i.e. f380afeb63f7d64018d89836c766a18f3cde99047a7fe183326d101ca9d9d4f9a5f03d77b6d542c66bcc9f46c766fe59a6a7dab300237b031a38600f463bb329 */ static const unsigned char hdigits_letters[] = {0xf3, 0x80, 0xaf, 0xeb, 0x63, 0xf7, 0xd6, 0x40, 0x18, 0xd8, 0x98, 0x36, 0xc7, 0x66, 0xa1, 0x8f, 0x3c, 0xde, 0x99, 0x04, 0x7a, 0x7f, 0xe1, 0x83, 0x32, 0x6d, 0x10, 0x1c, 0xa9, 0xd9, 0xd4, 0xf9, 0xa5, 0xf0, 0x3d, 0x77, 0xb6, 0xd5, 0x42, 0xc6, 0x6b, 0xcc, 0x9f, 0x46, 0xc7, 0x66, 0xfe, 0x59, 0xa6, 0xa7, 0xda, 0xb3, 0x00, 0x23, 0x7b, 0x03, 0x1a, 0x38, 0x60, 0x0f, 0x46, 0x3b, 0xb3, 0x29}; static const char *sdigits_letters = "0123456789abcde-0123456789abcde-0123456789abcde-0123456789abcde-"; /** * @brief expected hash for test pangramm * i.e. af9ed2de700433b803240a552b41b5a472a6ef3fe1431a722b2063c75e9f07451f67a28e37d09cde769424c96aea6f8971389db9e1993d6c565c3c71b855723c */ static const unsigned char hpangramm[] = {0xaf, 0x9e, 0xd2, 0xde, 0x70, 0x04, 0x33, 0xb8, 0x03, 0x24, 0x0a, 0x55, 0x2b, 0x41, 0xb5, 0xa4, 0x72, 0xa6, 0xef, 0x3f, 0xe1, 0x43, 0x1a, 0x72, 0x2b, 0x20, 0x63, 0xc7, 0x5e, 0x9f, 0x07, 0x45, 0x1f, 0x67, 0xa2, 0x8e, 0x37, 0xd0, 0x9c, 0xde, 0x76, 0x94, 0x24, 0xc9, 0x6a, 0xea, 0x6f, 0x89, 0x71, 0x38, 0x9d, 0xb9, 0xe1, 0x99, 0x3d, 0x6c, 0x56, 0x5c, 0x3c, 0x71, 0xb8, 0x55, 0x72, 0x3c}; static const char *spangramm = "Franz jagt im komplett verwahrlosten Taxi quer durch Bayern"; /** * @brief expected hash for test pangramm_no_more * i.e. 90b30ef9902ae4c4c691d2d78c2f8fa0aa785afbc5545286b310f68e91dd2299c84a2484f0419fc5eaa7de598940799e1091c4948926ae1c9488dddae180bb80 */ static const unsigned char hpangramm_no_more[] = {0x90, 0xb3, 0x0e, 0xf9, 0x90, 0x2a, 0xe4, 0xc4, 0xc6, 0x91, 0xd2, 0xd7, 0x8c, 0x2f, 0x8f, 0xa0, 0xaa, 0x78, 0x5a, 0xfb, 0xc5, 0x54, 0x52, 0x86, 0xb3, 0x10, 0xf6, 0x8e, 0x91, 0xdd, 0x22, 0x99, 0xc8, 0x4a, 0x24, 0x84, 0xf0, 0x41, 0x9f, 0xc5, 0xea, 0xa7, 0xde, 0x59, 0x89, 0x40, 0x79, 0x9e, 0x10, 0x91, 0xc4, 0x94, 0x89, 0x26, 0xae, 0x1c, 0x94, 0x88, 0xdd, 0xda, 0xe1, 0x80, 0xbb, 0x80}; /* exchanged `z` with `k` of the first word `Fran[z|k]` */ static const char *spangramm_no_more = "Frank jagt im komplett verwahrlosten Taxi quer durch Bayern"; /** * @brief expected hash for test empty * i.e. cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e */ static const unsigned char hempty[] = {0xcf, 0x83, 0xe1, 0x35, 0x7e, 0xef, 0xb8, 0xbd, 0xf1, 0x54, 0x28, 0x50, 0xd6, 0x6d, 0x80, 0x07, 0xd6, 0x20, 0xe4, 0x05, 0x0b, 0x57, 0x15, 0xdc, 0x83, 0xf4, 0xa9, 0x21, 0xd3, 0x6c, 0xe9, 0xce, 0x47, 0xd0, 0xd1, 0x3c, 0x5d, 0x85, 0xf2, 0xb0, 0xff, 0x83, 0x18, 0xd2, 0x87, 0x7e, 0xec, 0x2f, 0x63, 0xb9, 0x31, 0xbd, 0x47, 0x41, 0x7a, 0x81, 0xa5, 0x38, 0x32, 0x7a, 0xf9, 0x27, 0xda, 0x3e}; static const char *sempty = ""; /** * @brief wrong hash for test failing_compare (changed last byte from a4 to a5) * i.e. 2dfe3483a0ca0bfb78c0928832bd6854eb0b18963ba24d7d2c9dcd8ec0403bc4d4201f3006d9d235189f657af978b613ea3324bfb7a9d748933980ded86c93a5 */ static const unsigned char hfailing_compare[] = {0x2d, 0xfe, 0x34, 0x83, 0xa0, 0xca, 0x0b, 0xfb, 0x78, 0xc0, 0x92, 0x88, 0x32, 0xbd, 0x68, 0x54, 0xeb, 0x0b, 0x18, 0x96, 0x3b, 0xa2, 0x4d, 0x7d, 0x2c, 0x9d, 0xcd, 0x8e, 0xc0, 0x40, 0x3b, 0xc4, 0xd4, 0x20, 0x1f, 0x30, 0x06, 0xd9, 0xd2, 0x35, 0x18, 0x9f, 0x65, 0x7a, 0xf9, 0x78, 0xb6, 0x13, 0xea, 0x33, 0x24, 0xbf, 0xb7, 0xa9, 0xd7, 0x48, 0x93, 0x39, 0x80, 0xde, 0xd8, 0x6c, 0x93, 0xa5}; static const char *sfailing_compare = "This test fails!"; /** * @brief expected hash for test long_sequence * i.e. 21185dd187d8b7d32d36419260bc65e03294f393aa24c4caf528d664f1cd07a1cc77d63baaa351e156b3f40ca1899121e6dcb0ced8672e1b36c45ec252002a8f */ static const unsigned char hlong_sequence[] = {0x21, 0x18, 0x5d, 0xd1, 0x87, 0xd8, 0xb7, 0xd3, 0x2d, 0x36, 0x41, 0x92, 0x60, 0xbc, 0x65, 0xe0, 0x32, 0x94, 0xf3, 0x93, 0xaa, 0x24, 0xc4, 0xca, 0xf5, 0x28, 0xd6, 0x64, 0xf1, 0xcd, 0x07, 0xa1, 0xcc, 0x77, 0xd6, 0x3b, 0xaa, 0xa3, 0x51, 0xe1, 0x56, 0xb3, 0xf4, 0x0c, 0xa1, 0x89, 0x91, 0x21, 0xe6, 0xdc, 0xb0, 0xce, 0xd8, 0x67, 0x2e, 0x1b, 0x36, 0xc4, 0x5e, 0xc2, 0x52, 0x00, 0x2a, 0x8f}; static const char *slong_sequence = {"RIOT is an open-source microkernel-based operating system, designed" " to match the requirements of Internet of Things (IoT) devices and" " other embedded devices. These requirements include a very low memory" " footprint (on the order of a few kilobytes), high energy efficiency" ", real-time capabilities, communication stacks for both wireless and" " wired networks, and support for a wide range of low-power hardware."}; /** * @brief expected hash for "abc" * (from FIPS 180-2 Appendix C.1) */ static const unsigned char h_fips_oneblock[] = {0xdd, 0xaf, 0x35, 0xa1, 0x93, 0x61, 0x7a, 0xba, 0xcc, 0x41, 0x73, 0x49, 0xae, 0x20, 0x41, 0x31, 0x12, 0xe6, 0xfa, 0x4e, 0x89, 0xa9, 0x7e, 0xa2, 0x0a, 0x9e, 0xee, 0xe6, 0x4b, 0x55, 0xd3, 0x9a, 0x21, 0x92, 0x99, 0x2a, 0x27, 0x4f, 0xc1, 0xa8, 0x36, 0xba, 0x3c, 0x23, 0xa3, 0xfe, 0xeb, 0xbd, 0x45, 0x4d, 0x44, 0x23, 0x64, 0x3c, 0xe8, 0x0e, 0x2a, 0x9a, 0xc9, 0x4f, 0xa5, 0x4c, 0xa4, 0x9f}; static const char *s_fips_oneblock = "abc"; /** * @brief expected hash for "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu" * (from FIPS 180-2 Appendix C.2) */ static const unsigned char h_fips_multiblock[] = {0x8e, 0x95, 0x9b, 0x75, 0xda, 0xe3, 0x13, 0xda, 0x8c, 0xf4, 0xf7, 0x28, 0x14, 0xfc, 0x14, 0x3f, 0x8f, 0x77, 0x79, 0xc6, 0xeb, 0x9f, 0x7f, 0xa1, 0x72, 0x99, 0xae, 0xad, 0xb6, 0x88, 0x90, 0x18, 0x50, 0x1d, 0x28, 0x9e, 0x49, 0x00, 0xf7, 0xe4, 0x33, 0x1b, 0x99, 0xde, 0xc4, 0xb5, 0x43, 0x3a, 0xc7, 0xd3, 0x29, 0xee, 0xb6, 0xdd, 0x26, 0x54, 0x5e, 0x96, 0xe5, 0x5b, 0x87, 0x4b, 0xe9, 0x09}; static const char *s_fips_multiblock = "abcdefghbcdefghicdefghijdefghijkefghijklfghijklm" "ghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"; /** * @brief expected hash for { 0xC0, 0xFF, 0xEE } * i.e. d6f3d166b443b394f2505c48a5c6904c682d5a6fbe360d6c337a98f7ea6675f195157b33f599b600e39783c72024f91b4718651b4cfd08afcf6c06b9cdb6508c * * obtained using: * h=$(printf '\xc0\xff\xee' | sha512sum - | cut -d ' ' -f1); s=$(echo $h | sed -e 's/../0x&, /g' | sed 's/, $//'); echo $h; echo {$s}; */ static const unsigned char h_coffee[] = {0xd6, 0xf3, 0xd1, 0x66, 0xb4, 0x43, 0xb3, 0x94, 0xf2, 0x50, 0x5c, 0x48, 0xa5, 0xc6, 0x90, 0x4c, 0x68, 0x2d, 0x5a, 0x6f, 0xbe, 0x36, 0x0d, 0x6c, 0x33, 0x7a, 0x98, 0xf7, 0xea, 0x66, 0x75, 0xf1, 0x95, 0x15, 0x7b, 0x33, 0xf5, 0x99, 0xb6, 0x00, 0xe3, 0x97, 0x83, 0xc7, 0x20, 0x24, 0xf9, 0x1b, 0x47, 0x18, 0x65, 0x1b, 0x4c, 0xfd, 0x08, 0xaf, 0xcf, 0x6c, 0x06, 0xb9, 0xcd, 0xb6, 0x50, 0x8c}; static const uint8_t s_coffe[] = { 0xC0, 0xFF, 0xEE }; static int calc_and_compare_hash(const char *str, const unsigned char *expected) { static unsigned char hash[SHA512_DIGEST_LENGTH]; sha512_context_t sha512; sha512_init(&sha512); sha512_update(&sha512, (uint8_t*)str, strlen(str)); sha512_final(&sha512, hash); return (memcmp(expected, hash, SHA512_DIGEST_LENGTH) == 0); } static int calc_and_compare_hash_wrapper(const char *str, const unsigned char *expected) { static unsigned char hash[SHA512_DIGEST_LENGTH]; sha512((uint8_t*)str, strlen(str), hash); return (memcmp(expected, hash, SHA512_DIGEST_LENGTH) == 0); } static void test_hashes_sha512_hash_sequence_01(void) { TEST_ASSERT(calc_and_compare_hash(s01, h01)); TEST_ASSERT(calc_and_compare_hash_wrapper(s01, h01)); } static void test_hashes_sha512_hash_sequence_02(void) { TEST_ASSERT(calc_and_compare_hash(s02, h02)); TEST_ASSERT(calc_and_compare_hash_wrapper(s02, h02)); } static void test_hashes_sha512_hash_sequence_03(void) { TEST_ASSERT(calc_and_compare_hash(s03, h03)); TEST_ASSERT(calc_and_compare_hash_wrapper(s03, h03)); } static void test_hashes_sha512_hash_sequence_04(void) { TEST_ASSERT(calc_and_compare_hash(s04, h04)); TEST_ASSERT(calc_and_compare_hash_wrapper(s04, h04)); } static void test_hashes_sha512_hash_sequence_digits_letters(void) { TEST_ASSERT(calc_and_compare_hash(sdigits_letters, hdigits_letters)); TEST_ASSERT(calc_and_compare_hash_wrapper(sdigits_letters, hdigits_letters)); } static void test_hashes_sha512_hash_sequence_pangramm(void) { TEST_ASSERT(calc_and_compare_hash(spangramm, hpangramm)); TEST_ASSERT(calc_and_compare_hash_wrapper(spangramm, hpangramm)); } static void test_hashes_sha512_hash_sequence_pangramm_no_more(void) { TEST_ASSERT(calc_and_compare_hash(spangramm_no_more, hpangramm_no_more)); TEST_ASSERT(calc_and_compare_hash_wrapper(spangramm_no_more, hpangramm_no_more)); } static void test_hashes_sha512_hash_sequence_empty(void) { TEST_ASSERT(calc_and_compare_hash(sempty, hempty)); TEST_ASSERT(calc_and_compare_hash_wrapper(sempty, hempty)); } static void test_hashes_sha512_hash_sequence_failing_compare(void) { /* failing compare (switched last byte of expected hash from `a4` to `a5`) */ TEST_ASSERT(!calc_and_compare_hash(sfailing_compare, hfailing_compare)); TEST_ASSERT(!calc_and_compare_hash_wrapper(sfailing_compare, hfailing_compare)); } static void test_hashes_sha512_hash_long_sequence(void) { TEST_ASSERT(calc_and_compare_hash(slong_sequence, hlong_sequence)); TEST_ASSERT(calc_and_compare_hash_wrapper(slong_sequence, hlong_sequence)); } static void test_hashes_sha512_hash_sequence_abc(void) { TEST_ASSERT(calc_and_compare_hash(s_fips_oneblock, h_fips_oneblock)); TEST_ASSERT(calc_and_compare_hash_wrapper(s_fips_oneblock, h_fips_oneblock)); } static void test_hashes_sha512_hash_sequence_abc_long(void) { TEST_ASSERT(calc_and_compare_hash(s_fips_multiblock, h_fips_multiblock)); TEST_ASSERT(calc_and_compare_hash_wrapper(s_fips_multiblock, h_fips_multiblock)); } static void test_hashes_sha512_hash_sequence_binary(void) { static uint8_t hash[SHA512_DIGEST_LENGTH]; sha512(s_coffe, sizeof(s_coffe), hash); TEST_ASSERT(memcmp(h_coffee, hash, SHA512_DIGEST_LENGTH) == 0); } static void test_hashes_sha512_hash_update_twice(void) { static const char *teststring = "abcdef"; static uint8_t hash_update_once[SHA512_DIGEST_LENGTH]; static uint8_t hash_update_twice[SHA512_DIGEST_LENGTH]; sha512_context_t sha512; sha512_init(&sha512); sha512_update(&sha512, (uint8_t*)teststring, sizeof(teststring)); sha512_final(&sha512, hash_update_once); sha512_init(&sha512); sha512_update(&sha512, (uint8_t*)teststring, 3); sha512_update(&sha512, (uint8_t*)&teststring[3], sizeof(teststring)-3); sha512_final(&sha512, hash_update_twice); TEST_ASSERT(memcmp(hash_update_once, hash_update_twice, SHA512_DIGEST_LENGTH) == 0); } static void test_hashes_sha512_hash_clear_ctx(void) { static uint8_t hash[SHA512_DIGEST_LENGTH]; sha512_context_t sha512; sha512_init(&sha512); sha512_update(&sha512, sempty, strlen(sempty)); sha512_final(&sha512, hash); TEST_ASSERT(memcmp(hempty, hash, SHA512_DIGEST_LENGTH) == 0); for (size_t i=0; i