| /* 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 eax_test.c |
| EAX implementation, self-test, by Tom St Denis |
| */ |
| #include "tomcrypt.h" |
| |
| #ifdef EAX_MODE |
| |
| /** |
| Test the EAX implementation |
| @return CRYPT_OK if successful, CRYPT_NOP if self-testing has been disabled |
| */ |
| int eax_test(void) |
| { |
| #ifndef LTC_TEST |
| return CRYPT_NOP; |
| #else |
| static const struct { |
| int keylen, |
| noncelen, |
| headerlen, |
| msglen; |
| |
| unsigned char key[MAXBLOCKSIZE], |
| nonce[MAXBLOCKSIZE], |
| header[MAXBLOCKSIZE], |
| plaintext[MAXBLOCKSIZE], |
| ciphertext[MAXBLOCKSIZE], |
| tag[MAXBLOCKSIZE]; |
| } tests[] = { |
| |
| /* NULL message */ |
| { |
| 16, 0, 0, 0, |
| /* key */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, |
| /* nonce */ |
| { 0 }, |
| /* header */ |
| { 0 }, |
| /* plaintext */ |
| { 0 }, |
| /* ciphertext */ |
| { 0 }, |
| /* tag */ |
| { 0x9a, 0xd0, 0x7e, 0x7d, 0xbf, 0xf3, 0x01, 0xf5, |
| 0x05, 0xde, 0x59, 0x6b, 0x96, 0x15, 0xdf, 0xff } |
| }, |
| |
| /* test with nonce */ |
| { |
| 16, 16, 0, 0, |
| /* key */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, |
| /* nonce */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, |
| /* header */ |
| { 0 }, |
| /* plaintext */ |
| { 0 }, |
| /* ciphertext */ |
| { 0 }, |
| /* tag */ |
| { 0x1c, 0xe1, 0x0d, 0x3e, 0xff, 0xd4, 0xca, 0xdb, |
| 0xe2, 0xe4, 0x4b, 0x58, 0xd6, 0x0a, 0xb9, 0xec } |
| }, |
| |
| /* test with header [no nonce] */ |
| { |
| 16, 0, 16, 0, |
| /* key */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, |
| /* nonce */ |
| { 0 }, |
| /* header */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, |
| /* plaintext */ |
| { 0 }, |
| /* ciphertext */ |
| { 0 }, |
| /* tag */ |
| { 0x3a, 0x69, 0x8f, 0x7a, 0x27, 0x0e, 0x51, 0xb0, |
| 0xf6, 0x5b, 0x3d, 0x3e, 0x47, 0x19, 0x3c, 0xff } |
| }, |
| |
| /* test with header + nonce + plaintext */ |
| { |
| 16, 16, 16, 32, |
| /* key */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, |
| /* nonce */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, |
| /* header */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, |
| /* plaintext */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f }, |
| /* ciphertext */ |
| { 0x29, 0xd8, 0x78, 0xd1, 0xa3, 0xbe, 0x85, 0x7b, |
| 0x6f, 0xb8, 0xc8, 0xea, 0x59, 0x50, 0xa7, 0x78, |
| 0x33, 0x1f, 0xbf, 0x2c, 0xcf, 0x33, 0x98, 0x6f, |
| 0x35, 0xe8, 0xcf, 0x12, 0x1d, 0xcb, 0x30, 0xbc }, |
| /* tag */ |
| { 0x4f, 0xbe, 0x03, 0x38, 0xbe, 0x1c, 0x8c, 0x7e, |
| 0x1d, 0x7a, 0xe7, 0xe4, 0x5b, 0x92, 0xc5, 0x87 } |
| }, |
| |
| /* test with header + nonce + plaintext [not even sizes!] */ |
| { |
| 16, 15, 14, 29, |
| /* key */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f }, |
| /* nonce */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e }, |
| /* header */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d }, |
| /* plaintext */ |
| { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
| 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
| 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, |
| 0x18, 0x19, 0x1a, 0x1b, 0x1c }, |
| /* ciphertext */ |
| { 0xdd, 0x25, 0xc7, 0x54, 0xc5, 0xb1, 0x7c, 0x59, |
| 0x28, 0xb6, 0x9b, 0x73, 0x15, 0x5f, 0x7b, 0xb8, |
| 0x88, 0x8f, 0xaf, 0x37, 0x09, 0x1a, 0xd9, 0x2c, |
| 0x8a, 0x24, 0xdb, 0x86, 0x8b }, |
| /* tag */ |
| { 0x0d, 0x1a, 0x14, 0xe5, 0x22, 0x24, 0xff, 0xd2, |
| 0x3a, 0x05, 0xfa, 0x02, 0xcd, 0xef, 0x52, 0xda } |
| }, |
| |
| /* Vectors from Brian Gladman */ |
| |
| { |
| 16, 16, 8, 0, |
| /* key */ |
| { 0x23, 0x39, 0x52, 0xde, 0xe4, 0xd5, 0xed, 0x5f, |
| 0x9b, 0x9c, 0x6d, 0x6f, 0xf8, 0x0f, 0xf4, 0x78 }, |
| /* nonce */ |
| { 0x62, 0xec, 0x67, 0xf9, 0xc3, 0xa4, 0xa4, 0x07, |
| 0xfc, 0xb2, 0xa8, 0xc4, 0x90, 0x31, 0xa8, 0xb3 }, |
| /* header */ |
| { 0x6b, 0xfb, 0x91, 0x4f, 0xd0, 0x7e, 0xae, 0x6b }, |
| /* PT */ |
| { 0x00 }, |
| /* CT */ |
| { 0x00 }, |
| /* tag */ |
| { 0xe0, 0x37, 0x83, 0x0e, 0x83, 0x89, 0xf2, 0x7b, |
| 0x02, 0x5a, 0x2d, 0x65, 0x27, 0xe7, 0x9d, 0x01 } |
| }, |
| |
| { |
| 16, 16, 8, 2, |
| /* key */ |
| { 0x91, 0x94, 0x5d, 0x3f, 0x4d, 0xcb, 0xee, 0x0b, |
| 0xf4, 0x5e, 0xf5, 0x22, 0x55, 0xf0, 0x95, 0xa4 }, |
| /* nonce */ |
| { 0xbe, 0xca, 0xf0, 0x43, 0xb0, 0xa2, 0x3d, 0x84, |
| 0x31, 0x94, 0xba, 0x97, 0x2c, 0x66, 0xde, 0xbd }, |
| /* header */ |
| { 0xfa, 0x3b, 0xfd, 0x48, 0x06, 0xeb, 0x53, 0xfa }, |
| /* PT */ |
| { 0xf7, 0xfb }, |
| /* CT */ |
| { 0x19, 0xdd }, |
| /* tag */ |
| { 0x5c, 0x4c, 0x93, 0x31, 0x04, 0x9d, 0x0b, 0xda, |
| 0xb0, 0x27, 0x74, 0x08, 0xf6, 0x79, 0x67, 0xe5 } |
| }, |
| |
| { |
| 16, 16, 8, 5, |
| /* key */ |
| { 0x01, 0xf7, 0x4a, 0xd6, 0x40, 0x77, 0xf2, 0xe7, |
| 0x04, 0xc0, 0xf6, 0x0a, 0xda, 0x3d, 0xd5, 0x23 }, |
| /* nonce */ |
| { 0x70, 0xc3, 0xdb, 0x4f, 0x0d, 0x26, 0x36, 0x84, |
| 0x00, 0xa1, 0x0e, 0xd0, 0x5d, 0x2b, 0xff, 0x5e }, |
| /* header */ |
| { 0x23, 0x4a, 0x34, 0x63, 0xc1, 0x26, 0x4a, 0xc6 }, |
| /* PT */ |
| { 0x1a, 0x47, 0xcb, 0x49, 0x33 }, |
| /* CT */ |
| { 0xd8, 0x51, 0xd5, 0xba, 0xe0 }, |
| /* Tag */ |
| { 0x3a, 0x59, 0xf2, 0x38, 0xa2, 0x3e, 0x39, 0x19, |
| 0x9d, 0xc9, 0x26, 0x66, 0x26, 0xc4, 0x0f, 0x80 } |
| } |
| |
| }; |
| int err, x, idx, res; |
| unsigned long len; |
| unsigned char outct[MAXBLOCKSIZE], outtag[MAXBLOCKSIZE]; |
| |
| /* AES can be under rijndael or aes... try to find it */ |
| if ((idx = find_cipher("aes")) == -1) { |
| if ((idx = find_cipher("rijndael")) == -1) { |
| return CRYPT_NOP; |
| } |
| } |
| |
| for (x = 0; x < (int)(sizeof(tests)/sizeof(tests[0])); x++) { |
| len = sizeof(outtag); |
| if ((err = eax_encrypt_authenticate_memory(idx, tests[x].key, tests[x].keylen, |
| tests[x].nonce, tests[x].noncelen, tests[x].header, tests[x].headerlen, |
| tests[x].plaintext, tests[x].msglen, outct, outtag, &len)) != CRYPT_OK) { |
| return err; |
| } |
| if (memcmp(outct, tests[x].ciphertext, tests[x].msglen) || memcmp(outtag, tests[x].tag, len)) { |
| #if 0 |
| unsigned long y; |
| printf("\n\nFailure: \nCT:\n"); |
| for (y = 0; y < (unsigned long)tests[x].msglen; ) { |
| printf("0x%02x", outct[y]); |
| if (y < (unsigned long)(tests[x].msglen-1)) printf(", "); |
| if (!(++y % 8)) printf("\n"); |
| } |
| printf("\nTAG:\n"); |
| for (y = 0; y < len; ) { |
| printf("0x%02x", outtag[y]); |
| if (y < len-1) printf(", "); |
| if (!(++y % 8)) printf("\n"); |
| } |
| #endif |
| return CRYPT_FAIL_TESTVECTOR; |
| } |
| |
| /* test decrypt */ |
| if ((err = eax_decrypt_verify_memory(idx, tests[x].key, tests[x].keylen, |
| tests[x].nonce, tests[x].noncelen, tests[x].header, tests[x].headerlen, |
| outct, tests[x].msglen, outct, outtag, len, &res)) != CRYPT_OK) { |
| return err; |
| } |
| if ((res != 1) || memcmp(outct, tests[x].plaintext, tests[x].msglen)) { |
| #if 0 |
| unsigned long y; |
| printf("\n\nFailure (res == %d): \nPT:\n", res); |
| for (y = 0; y < (unsigned long)tests[x].msglen; ) { |
| printf("0x%02x", outct[y]); |
| if (y < (unsigned long)(tests[x].msglen-1)) printf(", "); |
| if (!(++y % 8)) printf("\n"); |
| } |
| printf("\n\n"); |
| #endif |
| return CRYPT_FAIL_TESTVECTOR; |
| } |
| |
| } |
| return CRYPT_OK; |
| #endif /* LTC_TEST */ |
| } |
| |
| #endif /* EAX_MODE */ |
| |
| /* $Source: /cvs/libtom/libtomcrypt/src/encauth/eax/eax_test.c,v $ */ |
| /* $Revision: 1.3 $ */ |
| /* $Date: 2005/05/05 14:35:58 $ */ |
