| /* LibTomCrypt, modular cryptographic library -- Tom St Denis |
| * |
| * LibTomCrypt is a library that provides various cryptographic |
| * algorithms in a highly modular and flexible manner. |
| * |
| * The library is free for all purposes without any express |
| * guarantee it works. |
| * |
| * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org |
| */ |
| |
| /** |
| @file gcm_test.c |
| GCM implementation, testing, by Tom St Denis |
| */ |
| #include "tomcrypt.h" |
| |
| #ifdef GCM_MODE |
| |
| /** |
| Test the GCM code |
| @return CRYPT_OK on success |
| */ |
| int gcm_test(void) |
| { |
| #ifndef LTC_TEST |
| return CRYPT_NOP; |
| #else |
| static const struct { |
| unsigned char K[32]; |
| int keylen; |
| unsigned char P[64]; |
| unsigned long ptlen; |
| unsigned char A[64]; |
| unsigned long alen; |
| unsigned char IV[64]; |
| unsigned long IVlen; |
| unsigned char C[64]; |
| unsigned char T[16]; |
| } tests[] = { |
| |
| /* test case #1 */ |
| { |
| /* key */ |
| { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, |
| 16, |
| |
| /* plaintext */ |
| { 0 }, |
| 0, |
| |
| /* AAD data */ |
| { 0 }, |
| 0, |
| |
| /* IV */ |
| { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00 }, |
| 12, |
| |
| /* ciphertext */ |
| { 0 }, |
| |
| /* tag */ |
| { 0x58, 0xe2, 0xfc, 0xce, 0xfa, 0x7e, 0x30, 0x61, |
| 0x36, 0x7f, 0x1d, 0x57, 0xa4, 0xe7, 0x45, 0x5a } |
| }, |
| |
| /* test case #2 */ |
| { |
| /* key */ |
| { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, |
| 16, |
| |
| /* PT */ |
| { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, |
| 16, |
| |
| /* ADATA */ |
| { 0 }, |
| 0, |
| |
| /* IV */ |
| { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00 }, |
| 12, |
| |
| /* CT */ |
| { 0x03, 0x88, 0xda, 0xce, 0x60, 0xb6, 0xa3, 0x92, |
| 0xf3, 0x28, 0xc2, 0xb9, 0x71, 0xb2, 0xfe, 0x78 }, |
| |
| /* TAG */ |
| { 0xab, 0x6e, 0x47, 0xd4, 0x2c, 0xec, 0x13, 0xbd, |
| 0xf5, 0x3a, 0x67, 0xb2, 0x12, 0x57, 0xbd, 0xdf } |
| }, |
| |
| /* test case #3 */ |
| { |
| /* key */ |
| { 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c, |
| 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08, }, |
| 16, |
| |
| /* PT */ |
| { 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5, |
| 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a, |
| 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda, |
| 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72, |
| 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53, |
| 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25, |
| 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57, |
| 0xba, 0x63, 0x7b, 0x39, 0x1a, 0xaf, 0xd2, 0x55, }, |
| 64, |
| |
| /* ADATA */ |
| { 0 }, |
| 0, |
| |
| /* IV */ |
| { 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad, |
| 0xde, 0xca, 0xf8, 0x88, }, |
| 12, |
| |
| /* CT */ |
| { 0x42, 0x83, 0x1e, 0xc2, 0x21, 0x77, 0x74, 0x24, |
| 0x4b, 0x72, 0x21, 0xb7, 0x84, 0xd0, 0xd4, 0x9c, |
| 0xe3, 0xaa, 0x21, 0x2f, 0x2c, 0x02, 0xa4, 0xe0, |
| 0x35, 0xc1, 0x7e, 0x23, 0x29, 0xac, 0xa1, 0x2e, |
| 0x21, 0xd5, 0x14, 0xb2, 0x54, 0x66, 0x93, 0x1c, |
| 0x7d, 0x8f, 0x6a, 0x5a, 0xac, 0x84, 0xaa, 0x05, |
| 0x1b, 0xa3, 0x0b, 0x39, 0x6a, 0x0a, 0xac, 0x97, |
| 0x3d, 0x58, 0xe0, 0x91, 0x47, 0x3f, 0x59, 0x85, }, |
| |
| /* TAG */ |
| { 0x4d, 0x5c, 0x2a, 0xf3, 0x27, 0xcd, 0x64, 0xa6, |
| 0x2c, 0xf3, 0x5a, 0xbd, 0x2b, 0xa6, 0xfa, 0xb4, } |
| }, |
| |
| /* test case #4 */ |
| { |
| /* key */ |
| { 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c, |
| 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08, }, |
| 16, |
| |
| /* PT */ |
| { 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5, |
| 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a, |
| 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda, |
| 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72, |
| 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53, |
| 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25, |
| 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57, |
| 0xba, 0x63, 0x7b, 0x39, }, |
| 60, |
| |
| /* ADATA */ |
| { 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef, |
| 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef, |
| 0xab, 0xad, 0xda, 0xd2, }, |
| 20, |
| |
| /* IV */ |
| { 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad, |
| 0xde, 0xca, 0xf8, 0x88, }, |
| 12, |
| |
| /* CT */ |
| { 0x42, 0x83, 0x1e, 0xc2, 0x21, 0x77, 0x74, 0x24, |
| 0x4b, 0x72, 0x21, 0xb7, 0x84, 0xd0, 0xd4, 0x9c, |
| 0xe3, 0xaa, 0x21, 0x2f, 0x2c, 0x02, 0xa4, 0xe0, |
| 0x35, 0xc1, 0x7e, 0x23, 0x29, 0xac, 0xa1, 0x2e, |
| 0x21, 0xd5, 0x14, 0xb2, 0x54, 0x66, 0x93, 0x1c, |
| 0x7d, 0x8f, 0x6a, 0x5a, 0xac, 0x84, 0xaa, 0x05, |
| 0x1b, 0xa3, 0x0b, 0x39, 0x6a, 0x0a, 0xac, 0x97, |
| 0x3d, 0x58, 0xe0, 0x91, }, |
| |
| /* TAG */ |
| { 0x5b, 0xc9, 0x4f, 0xbc, 0x32, 0x21, 0xa5, 0xdb, |
| 0x94, 0xfa, 0xe9, 0x5a, 0xe7, 0x12, 0x1a, 0x47, } |
| |
| }, |
| |
| /* test case #5 */ |
| { |
| /* key */ |
| { 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c, |
| 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08, }, |
| 16, |
| |
| /* PT */ |
| { 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5, |
| 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a, |
| 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda, |
| 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72, |
| 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53, |
| 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25, |
| 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57, |
| 0xba, 0x63, 0x7b, 0x39, }, |
| 60, |
| |
| /* ADATA */ |
| { 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef, |
| 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef, |
| 0xab, 0xad, 0xda, 0xd2, }, |
| 20, |
| |
| /* IV */ |
| { 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad, }, |
| 8, |
| |
| /* CT */ |
| { 0x61, 0x35, 0x3b, 0x4c, 0x28, 0x06, 0x93, 0x4a, |
| 0x77, 0x7f, 0xf5, 0x1f, 0xa2, 0x2a, 0x47, 0x55, |
| 0x69, 0x9b, 0x2a, 0x71, 0x4f, 0xcd, 0xc6, 0xf8, |
| 0x37, 0x66, 0xe5, 0xf9, 0x7b, 0x6c, 0x74, 0x23, |
| 0x73, 0x80, 0x69, 0x00, 0xe4, 0x9f, 0x24, 0xb2, |
| 0x2b, 0x09, 0x75, 0x44, 0xd4, 0x89, 0x6b, 0x42, |
| 0x49, 0x89, 0xb5, 0xe1, 0xeb, 0xac, 0x0f, 0x07, |
| 0xc2, 0x3f, 0x45, 0x98, }, |
| |
| /* TAG */ |
| { 0x36, 0x12, 0xd2, 0xe7, 0x9e, 0x3b, 0x07, 0x85, |
| 0x56, 0x1b, 0xe1, 0x4a, 0xac, 0xa2, 0xfc, 0xcb, } |
| }, |
| |
| /* test case #6 */ |
| { |
| /* key */ |
| { 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c, |
| 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08, }, |
| 16, |
| |
| /* PT */ |
| { 0xd9, 0x31, 0x32, 0x25, 0xf8, 0x84, 0x06, 0xe5, |
| 0xa5, 0x59, 0x09, 0xc5, 0xaf, 0xf5, 0x26, 0x9a, |
| 0x86, 0xa7, 0xa9, 0x53, 0x15, 0x34, 0xf7, 0xda, |
| 0x2e, 0x4c, 0x30, 0x3d, 0x8a, 0x31, 0x8a, 0x72, |
| 0x1c, 0x3c, 0x0c, 0x95, 0x95, 0x68, 0x09, 0x53, |
| 0x2f, 0xcf, 0x0e, 0x24, 0x49, 0xa6, 0xb5, 0x25, |
| 0xb1, 0x6a, 0xed, 0xf5, 0xaa, 0x0d, 0xe6, 0x57, |
| 0xba, 0x63, 0x7b, 0x39, }, |
| 60, |
| |
| /* ADATA */ |
| { 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef, |
| 0xfe, 0xed, 0xfa, 0xce, 0xde, 0xad, 0xbe, 0xef, |
| 0xab, 0xad, 0xda, 0xd2, }, |
| 20, |
| |
| /* IV */ |
| { 0x93, 0x13, 0x22, 0x5d, 0xf8, 0x84, 0x06, 0xe5, |
| 0x55, 0x90, 0x9c, 0x5a, 0xff, 0x52, 0x69, 0xaa, |
| 0x6a, 0x7a, 0x95, 0x38, 0x53, 0x4f, 0x7d, 0xa1, |
| 0xe4, 0xc3, 0x03, 0xd2, 0xa3, 0x18, 0xa7, 0x28, |
| 0xc3, 0xc0, 0xc9, 0x51, 0x56, 0x80, 0x95, 0x39, |
| 0xfc, 0xf0, 0xe2, 0x42, 0x9a, 0x6b, 0x52, 0x54, |
| 0x16, 0xae, 0xdb, 0xf5, 0xa0, 0xde, 0x6a, 0x57, |
| 0xa6, 0x37, 0xb3, 0x9b, }, |
| 60, |
| |
| /* CT */ |
| { 0x8c, 0xe2, 0x49, 0x98, 0x62, 0x56, 0x15, 0xb6, |
| 0x03, 0xa0, 0x33, 0xac, 0xa1, 0x3f, 0xb8, 0x94, |
| 0xbe, 0x91, 0x12, 0xa5, 0xc3, 0xa2, 0x11, 0xa8, |
| 0xba, 0x26, 0x2a, 0x3c, 0xca, 0x7e, 0x2c, 0xa7, |
| 0x01, 0xe4, 0xa9, 0xa4, 0xfb, 0xa4, 0x3c, 0x90, |
| 0xcc, 0xdc, 0xb2, 0x81, 0xd4, 0x8c, 0x7c, 0x6f, |
| 0xd6, 0x28, 0x75, 0xd2, 0xac, 0xa4, 0x17, 0x03, |
| 0x4c, 0x34, 0xae, 0xe5, }, |
| |
| /* TAG */ |
| { 0x61, 0x9c, 0xc5, 0xae, 0xff, 0xfe, 0x0b, 0xfa, |
| 0x46, 0x2a, 0xf4, 0x3c, 0x16, 0x99, 0xd0, 0x50, } |
| } |
| |
| /* rest of test cases are the same except AES key size changes... ignored... */ |
| }; |
| int idx, err; |
| unsigned long x, y; |
| gcm_state gcm; |
| unsigned char out[2][64], T[2][16]; |
| |
| /* find aes */ |
| idx = find_cipher("aes"); |
| if (idx == -1) { |
| idx = find_cipher("rijndael"); |
| if (idx == -1) { |
| return CRYPT_NOP; |
| } |
| } |
| |
| for (x = 0; x < (int)(sizeof(tests)/sizeof(tests[0])); x++) { |
| y = sizeof(T[0]); |
| if ((err = gcm_memory(idx, tests[x].K, tests[x].keylen, |
| tests[x].IV, tests[x].IVlen, |
| tests[x].A, tests[x].alen, |
| (unsigned char*)tests[x].P, tests[x].ptlen, |
| out[0], T[0], &y, GCM_ENCRYPT)) != CRYPT_OK) { |
| return err; |
| } |
| |
| if (memcmp(out[0], tests[x].C, tests[x].ptlen)) { |
| #if 0 |
| printf("\nCiphertext wrong %lu\n", x); |
| for (y = 0; y < tests[x].ptlen; y++) { |
| printf("%02x", out[0][y] & 255); |
| } |
| printf("\n"); |
| #endif |
| return CRYPT_FAIL_TESTVECTOR; |
| } |
| |
| if (memcmp(T[0], tests[x].T, 16)) { |
| #if 0 |
| printf("\nTag on plaintext wrong %lu\n", x); |
| for (y = 0; y < 16; y++) { |
| printf("%02x", T[0][y] & 255); |
| } |
| printf("\n"); |
| #endif |
| return CRYPT_FAIL_TESTVECTOR; |
| } |
| |
| y = sizeof(T[1]); |
| if ((err = gcm_memory(idx, tests[x].K, tests[x].keylen, |
| tests[x].IV, tests[x].IVlen, |
| tests[x].A, tests[x].alen, |
| out[1], tests[x].ptlen, |
| out[0], T[1], &y, GCM_DECRYPT)) != CRYPT_OK) { |
| return err; |
| } |
| |
| if (memcmp(out[1], tests[x].P, tests[x].ptlen)) { |
| #if 0 |
| printf("\nplaintext wrong %lu\n", x); |
| for (y = 0; y < tests[x].ptlen; y++) { |
| printf("%02x", out[0][y] & 255); |
| } |
| printf("\n"); |
| #endif |
| return CRYPT_FAIL_TESTVECTOR; |
| } |
| |
| if (memcmp(T[1], tests[x].T, 16)) { |
| #if 0 |
| printf("\nTag on ciphertext wrong %lu\n", x); |
| for (y = 0; y < 16; y++) { |
| printf("%02x", T[1][y] & 255); |
| } |
| printf("\n"); |
| #endif |
| return CRYPT_FAIL_TESTVECTOR; |
| } |
| |
| } |
| return CRYPT_OK; |
| #endif |
| } |
| |
| #endif |
| |
