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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@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 */
pmac_test(void)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