/** Self-test the hash @return CRYPT_OK if successful, CRYPT_NOP if self-tests have been disabled */ int sha512_256_test(void) { #ifndef LTC_TEST return CRYPT_NOP; #else int i; hash_state md; uint8_t tmp[32]; static const struct { char *msg; unsigned char hash[32]; } tests[] = { { "abc", { 0x53, 0x04, 0x8e, 0x26, 0x81, 0x94, 0x1e, 0xf9, 0x9b, 0x2e, 0x29, 0xb7, 0x6b, 0x4c, 0x7d, 0xab, 0xe4, 0xc2, 0xd0, 0xc6, 0x34, 0xfc, 0x6d, 0x46, 0xe0, 0xe2, 0xf1, 0x31, 0x07, 0xe7, 0xaf, 0x23 } }, { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu", { 0x39, 0x28, 0xe1, 0x84, 0xfb, 0x86, 0x90, 0xf8, 0x40, 0xda, 0x39, 0x88, 0x12, 0x1d, 0x31, 0xbe, 0x65, 0xcb, 0x9d, 0x3e, 0xf8, 0x3e, 0xe6, 0x14, 0x6f, 0xea, 0xc8, 0x61, 0xe1, 0x9b, 0x56, 0x3a } }, }; for (i = 0; i < (int)(sizeof(tests) / sizeof(tests[0])); i++) { sha512_256_init(&md); sha512_256_process(&md, (unsigned char *)tests[i].msg, (unsigned long)strlen(tests[i].msg)); sha512_256_done(&md, tmp); if (XMEMCMP(tmp, tests[i].hash, 32) != 0) { return CRYPT_FAIL_TESTVECTOR; } } return CRYPT_OK; #endif }
/** Self-test the hash @return CRYPT_OK if successful, CRYPT_NOP if self-tests have been disabled */ int sha512_256_test(void) { #ifndef LTC_TEST return CRYPT_NOP; #else static const struct { const char *msg; unsigned char hash[32]; } tests[] = { { "abc", { 0x53, 0x04, 0x8E, 0x26, 0x81, 0x94, 0x1E, 0xF9, 0x9B, 0x2E, 0x29, 0xB7, 0x6B, 0x4C, 0x7D, 0xAB, 0xE4, 0xC2, 0xD0, 0xC6, 0x34, 0xFC, 0x6D, 0x46, 0xE0, 0xE2, 0xF1, 0x31, 0x07, 0xE7, 0xAF, 0x23 } }, { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu", { 0x39, 0x28, 0xE1, 0x84, 0xFB, 0x86, 0x90, 0xF8, 0x40, 0xDA, 0x39, 0x88, 0x12, 0x1D, 0x31, 0xBE, 0x65, 0xCB, 0x9D, 0x3E, 0xF8, 0x3E, 0xE6, 0x14, 0x6F, 0xEA, 0xC8, 0x61, 0xE1, 0x9B, 0x56, 0x3A } }, }; int i; unsigned char tmp[32]; hash_state md; for (i = 0; i < (int)(sizeof(tests) / sizeof(tests[0])); i++) { sha512_256_init(&md); sha512_256_process(&md, (unsigned char*)tests[i].msg, (unsigned long)strlen(tests[i].msg)); sha512_256_done(&md, tmp); if (compare_testvector(tmp, sizeof(tmp), tests[i].hash, sizeof(tests[i].hash), "SHA512-265", i)) { return CRYPT_FAIL_TESTVECTOR; } } return CRYPT_OK; #endif }