Home | History | Annotate | Download | only in xcbc 
      1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
      2  *
      3  * LibTomCrypt is a library that provides various cryptographic
      4  * algorithms in a highly modular and flexible manner.
      5  *
      6  * The library is free for all purposes without any express
      7  * guarantee it works.
      8  *
      9  * Tom St Denis, tomstdenis (at) gmail.com, http://libtomcrypt.com
     10  */
     11 #include "tomcrypt.h"
     12 
     13 /**
     14   @file xcbc_test.c
     15   XCBC Support, Test XCBC-MAC mode
     16 */
     17 
     18 #ifdef LTC_XCBC
     19 
     20 /** Test XCBC-MAC mode
     21   Return CRYPT_OK on succes
     22 */
     23 int xcbc_test(void)
     24 {
     25 #ifdef LTC_NO_TEST
     26    return CRYPT_NOP;
     27 #else
     28    static const struct {
     29        int msglen;
     30        unsigned char K[16], M[34], T[16];
     31    } tests[] = {
     32 {
     33    0,
     34    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     35      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     36 
     37    { 0 },
     38 
     39    { 0x75, 0xf0, 0x25, 0x1d, 0x52, 0x8a, 0xc0, 0x1c,
     40      0x45, 0x73, 0xdf, 0xd5, 0x84, 0xd7, 0x9f, 0x29 }
     41 },
     42 
     43 {
     44    3,
     45    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     46      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     47 
     48    { 0x00, 0x01, 0x02 },
     49 
     50    { 0x5b, 0x37, 0x65, 0x80, 0xae, 0x2f, 0x19, 0xaf,
     51      0xe7, 0x21, 0x9c, 0xee, 0xf1, 0x72, 0x75, 0x6f }
     52 },
     53 
     54 {
     55    16,
     56    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     57      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     58 
     59    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     60      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     61 
     62    { 0xd2, 0xa2, 0x46, 0xfa, 0x34, 0x9b, 0x68, 0xa7,
     63      0x99, 0x98, 0xa4, 0x39, 0x4f, 0xf7, 0xa2, 0x63 }
     64 },
     65 
     66 {
     67    32,
     68    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     69      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     70 
     71    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     72      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
     73      0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
     74      0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f },
     75 
     76    { 0xf5, 0x4f, 0x0e, 0xc8, 0xd2, 0xb9, 0xf3, 0xd3,
     77      0x68, 0x07, 0x73, 0x4b, 0xd5, 0x28, 0x3f, 0xd4 }
     78 },
     79 
     80 {
     81    34,
     82    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     83      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     84 
     85    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     86      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
     87      0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
     88      0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
     89      0x20, 0x21 },
     90 
     91    { 0xbe, 0xcb, 0xb3, 0xbc, 0xcd, 0xb5, 0x18, 0xa3,
     92      0x06, 0x77, 0xd5, 0x48, 0x1f, 0xb6, 0xb4, 0xd8 },
     93 },
     94 
     95 
     96 
     97 };
     98   unsigned char T[16];
     99   unsigned long taglen;
    100   int err, x, idx;
    101 
    102   /* AES can be under rijndael or aes... try to find it */
    103   if ((idx = find_cipher("aes")) == -1) {
    104      if ((idx = find_cipher("rijndael")) == -1) {
    105         return CRYPT_NOP;
    106      }
    107   }
    108 
    109   for (x = 0; x < (int)(sizeof(tests)/sizeof(tests[0])); x++) {
    110      taglen = 16;
    111      if ((err = xcbc_memory(idx, tests[x].K, 16, tests[x].M, tests[x].msglen, T, &taglen)) != CRYPT_OK) {
    112         return err;
    113      }
    114      if (taglen != 16 || XMEMCMP(T, tests[x].T, 16)) {
    115         return CRYPT_FAIL_TESTVECTOR;
    116      }
    117   }
    118 
    119   return CRYPT_OK;
    120 #endif
    121 }
    122 
    123 #endif
    124 
    125 /* $Source: /cvs/libtom/libtomcrypt/src/mac/xcbc/xcbc_test.c,v $ */
    126 /* $Revision: 1.5 $ */
    127 /* $Date: 2006/11/21 23:02:42 $ */
    128 
    129