Mercurial > dropbear

annotate libtomcrypt/testprof/modes_test.c @ 711:f4232b65b316

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Fix "-m none" case where an entire packet fits in a block and can be read by read_packet_init()
author Matt Johnston <matt@ucc.asn.au>
date Wed, 20 Mar 2013 23:13:19 +0800
parents 0cbe8f6dbf9e
children f849a5ca2efc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /* test CFB/OFB/CBC modes */
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2 #include <tomcrypt_test.h>
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3
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4 int modes_test(void)
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5 {
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6 unsigned char pt[64], ct[64], tmp[64], key[16], iv[16], iv2[16];
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7 int cipher_idx;
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8 #ifdef LTC_CBC_MODE
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9 symmetric_CBC cbc;
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10 #endif
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11 #ifdef LTC_CFB_MODE
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12 symmetric_CFB cfb;
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13 #endif
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14 #ifdef LTC_OFB_MODE
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15 symmetric_OFB ofb;
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16 #endif
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17 unsigned long l;
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18
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19 /* make a random pt, key and iv */
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20 yarrow_read(pt, 64, &yarrow_prng);
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21 yarrow_read(key, 16, &yarrow_prng);
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22 yarrow_read(iv, 16, &yarrow_prng);
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23
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24 /* get idx of AES handy */
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25 cipher_idx = find_cipher("aes");
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26 if (cipher_idx == -1) {
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27 fprintf(stderr, "test requires AES");
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28 return 1;
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29 }
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30
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31 #ifdef LTC_F8_MODE
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32 DO(f8_test_mode());
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33 #endif
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34
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35 #ifdef LTC_LRW_MODE
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36 DO(lrw_test());
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37 #endif
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38
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39 #ifdef LTC_CBC_MODE
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40 /* test CBC mode */
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41 /* encode the block */
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42 DO(cbc_start(cipher_idx, iv, key, 16, 0, &cbc));
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43 l = sizeof(iv2);
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44 DO(cbc_getiv(iv2, &l, &cbc));
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45 if (l != 16 || memcmp(iv2, iv, 16)) {
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46 fprintf(stderr, "cbc_getiv failed");
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47 return 1;
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48 }
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49 DO(cbc_encrypt(pt, ct, 64, &cbc));
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50
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51 /* decode the block */
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52 DO(cbc_setiv(iv2, l, &cbc));
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53 zeromem(tmp, sizeof(tmp));
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54 DO(cbc_decrypt(ct, tmp, 64, &cbc));
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55 if (memcmp(tmp, pt, 64) != 0) {
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56 fprintf(stderr, "CBC failed");
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57 return 1;
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58 }
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59 #endif
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60
382
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61 #ifdef LTC_CFB_MODE
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62 /* test CFB mode */
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63 /* encode the block */
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64 DO(cfb_start(cipher_idx, iv, key, 16, 0, &cfb));
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65 l = sizeof(iv2);
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66 DO(cfb_getiv(iv2, &l, &cfb));
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67 /* note we don't memcmp iv2/iv since cfb_start processes the IV for the first block */
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68 if (l != 16) {
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69 fprintf(stderr, "cfb_getiv failed");
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70 return 1;
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71 }
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72 DO(cfb_encrypt(pt, ct, 64, &cfb));
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73
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74 /* decode the block */
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75 DO(cfb_setiv(iv, l, &cfb));
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76 zeromem(tmp, sizeof(tmp));
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77 DO(cfb_decrypt(ct, tmp, 64, &cfb));
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78 if (memcmp(tmp, pt, 64) != 0) {
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79 fprintf(stderr, "CFB failed");
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80 return 1;
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81 }
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82 #endif
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83
382
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84 #ifdef LTC_OFB_MODE
285
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85 /* test OFB mode */
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86 /* encode the block */
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Matt Johnston <matt@ucc.asn.au>
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87 DO(ofb_start(cipher_idx, iv, key, 16, 0, &ofb));
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
88 l = sizeof(iv2);
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
89 DO(ofb_getiv(iv2, &l, &ofb));
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
90 if (l != 16 || memcmp(iv2, iv, 16)) {
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
91 fprintf(stderr, "ofb_getiv failed");
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
92 return 1;
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
93 }
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
94 DO(ofb_encrypt(pt, ct, 64, &ofb));
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
95
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
96 /* decode the block */
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
97 DO(ofb_setiv(iv2, l, &ofb));
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
98 zeromem(tmp, sizeof(tmp));
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
99 DO(ofb_decrypt(ct, tmp, 64, &ofb));
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
100 if (memcmp(tmp, pt, 64) != 0) {
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
101 fprintf(stderr, "OFB failed");
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
102 return 1;
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
103 }
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
104 #endif
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
105
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
106 #ifdef LTC_CTR_MODE
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
107 DO(ctr_test());
285
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
108 #endif
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
109
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
110 return 0;
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
111 }
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
112
1b9e69c058d2 propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 20dccfc09627970a312d77fb41dc2970b62689c3)
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
113 /* $Source: /cvs/libtom/libtomcrypt/testprof/modes_test.c,v $ */
382
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
114 /* $Revision: 1.14 $ */
0cbe8f6dbf9e propagate from branch 'au.asn.ucc.matt.ltc.dropbear' (head 2af22fb4e878750b88f80f90d439b316d229796f)
Matt Johnston <matt@ucc.asn.au>
parents: 285
diff changeset
115 /* $Date: 2006/11/13 11:55:25 $ */