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      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 pmac_test.c
     15    PMAC implementation, self-test, by Tom St Denis
     16 */
     17 
     18 
     19 #ifdef LTC_PMAC
     20 
     21 /**
     22    Test the OMAC implementation
     23    @return CRYPT_OK if successful, CRYPT_NOP if testing has been disabled
     24 */
     25 int pmac_test(void)
     26 {
     27 #if !defined(LTC_TEST)
     28     return CRYPT_NOP;
     29 #else
     30     static const struct {
     31         int msglen;
     32         unsigned char key[16], msg[34], tag[16];
     33     } tests[] = {
     34 
     35    /* PMAC-AES-128-0B */
     36 {
     37    0,
     38    /* key */
     39    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     40      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     41    /* msg */
     42    { 0x00 },
     43    /* tag */
     44    { 0x43, 0x99, 0x57, 0x2c, 0xd6, 0xea, 0x53, 0x41,
     45      0xb8, 0xd3, 0x58, 0x76, 0xa7, 0x09, 0x8a, 0xf7 }
     46 },
     47 
     48    /* PMAC-AES-128-3B */
     49 {
     50    3,
     51    /* key */
     52    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     53      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     54    /* msg */
     55    { 0x00, 0x01, 0x02 },
     56    /* tag */
     57    { 0x25, 0x6b, 0xa5, 0x19, 0x3c, 0x1b, 0x99, 0x1b,
     58      0x4d, 0xf0, 0xc5, 0x1f, 0x38, 0x8a, 0x9e, 0x27 }
     59 },
     60 
     61    /* PMAC-AES-128-16B */
     62 {
     63    16,
     64    /* key */
     65    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     66      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     67    /* msg */
     68    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     69      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     70    /* tag */
     71    { 0xeb, 0xbd, 0x82, 0x2f, 0xa4, 0x58, 0xda, 0xf6,
     72      0xdf, 0xda, 0xd7, 0xc2, 0x7d, 0xa7, 0x63, 0x38 }
     73 },
     74 
     75    /* PMAC-AES-128-20B */
     76 {
     77    20,
     78    /* key */
     79    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     80      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     81    /* msg */
     82    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     83      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
     84      0x10, 0x11, 0x12, 0x13 },
     85    /* tag */
     86    { 0x04, 0x12, 0xca, 0x15, 0x0b, 0xbf, 0x79, 0x05,
     87      0x8d, 0x8c, 0x75, 0xa5, 0x8c, 0x99, 0x3f, 0x55 }
     88 },
     89 
     90    /* PMAC-AES-128-32B */
     91 {
     92    32,
     93    /* key */
     94    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     95      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
     96    /* msg */
     97    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     98      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
     99      0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
    100      0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f },
    101    /* tag */
    102    { 0xe9, 0x7a, 0xc0, 0x4e, 0x9e, 0x5e, 0x33, 0x99,
    103      0xce, 0x53, 0x55, 0xcd, 0x74, 0x07, 0xbc, 0x75 }
    104 },
    105 
    106    /* PMAC-AES-128-34B */
    107 {
    108    34,
    109    /* key */
    110    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
    111      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
    112    /* msg */
    113    { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
    114      0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
    115      0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
    116      0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
    117      0x20, 0x21 },
    118    /* tag */
    119    { 0x5c, 0xba, 0x7d, 0x5e, 0xb2, 0x4f, 0x7c, 0x86,
    120      0xcc, 0xc5, 0x46, 0x04, 0xe5, 0x3d, 0x55, 0x12 }
    121 }
    122 
    123 };
    124    int err, x, idx;
    125    unsigned long len;
    126    unsigned char outtag[MAXBLOCKSIZE];
    127 
    128     /* AES can be under rijndael or aes... try to find it */
    129     if ((idx = find_cipher("aes")) == -1) {
    130        if ((idx = find_cipher("rijndael")) == -1) {
    131           return CRYPT_NOP;
    132        }
    133     }
    134 
    135     for (x = 0; x < (int)(sizeof(tests)/sizeof(tests[0])); x++) {
    136         len = sizeof(outtag);
    137         if ((err = pmac_memory(idx, tests[x].key, 16, tests[x].msg, tests[x].msglen, outtag, &len)) != CRYPT_OK) {
    138            return err;
    139         }
    140 
    141         if (XMEMCMP(outtag, tests[x].tag, len)) {
    142 #if 0
    143            unsigned long y;
    144            printf("\nTAG:\n");
    145            for (y = 0; y < len; ) {
    146                printf("0x%02x", outtag[y]);
    147                if (y < len-1) printf(", ");
    148                if (!(++y % 8)) printf("\n");
    149            }
    150 #endif
    151            return CRYPT_FAIL_TESTVECTOR;
    152         }
    153      }
    154      return CRYPT_OK;
    155 #endif /* LTC_TEST */
    156 }
    157 
    158 #endif /* PMAC_MODE */
    159 
    160 
    161 
    162 
    163 /* $Source: /cvs/libtom/libtomcrypt/src/mac/pmac/pmac_test.c,v $ */
    164 /* $Revision: 1.6 $ */
    165 /* $Date: 2006/11/03 00:39:49 $ */
    166