Mercurial > dropbear

annotate sha224.c @ 138:b1edc9158f6c libtomcrypt

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Pristine compilation works
author Matt Johnston <matt@ucc.asn.au>
date Fri, 17 Dec 2004 06:27:09 +0000
parents b939f2d4431e
children 7ed585a2c53b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
20
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
2 *
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
3 * LibTomCrypt is a library that provides various cryptographic
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
4 * algorithms in a highly modular and flexible manner.
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
5 *
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
6 * The library is free for all purposes without any express
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
7 * guarantee it works.
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
8 *
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
9 * Tom St Denis, [email protected], http://libtomcrypt.org
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
10 */
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
11
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
12 /* SHA-224 new NIST standard based off of SHA-256 truncated to 224 bits */
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
13 const struct _hash_descriptor sha224_desc =
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
14 {
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
15 "sha224",
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
16 10,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
17 28,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
18 64,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
19
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
20 /* DER identifier (not supported) */
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
21 { 0x00 },
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
22 0,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
23
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
24 &sha224_init,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
25 &sha256_process,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
26 &sha224_done,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
27 &sha224_test
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
28 };
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
29
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
30 /* init the sha256 er... sha224 state ;-) */
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
31 void sha224_init(hash_state * md)
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
32 {
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
33 _ARGCHK(md != NULL);
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
34
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
35 md->sha256.curlen = 0;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
36 md->sha256.length = 0;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
37 md->sha256.state[0] = 0xc1059ed8UL;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
38 md->sha256.state[1] = 0x367cd507UL;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
39 md->sha256.state[2] = 0x3070dd17UL;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
40 md->sha256.state[3] = 0xf70e5939UL;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
41 md->sha256.state[4] = 0xffc00b31UL;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
42 md->sha256.state[5] = 0x68581511UL;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
43 md->sha256.state[6] = 0x64f98fa7UL;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
44 md->sha256.state[7] = 0xbefa4fa4UL;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
45 }
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
46
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
47 int sha224_done(hash_state * md, unsigned char *hash)
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
48 {
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
49 unsigned char buf[32];
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
50 int err;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
51
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
52 err = sha256_done(md, buf);
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
53 memcpy(hash, buf, 28);
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
54 #ifdef CLEAN_STACK
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
55 zeromem(buf, sizeof(buf));
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
56 #endif
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
57 return err;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
58 }
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
59
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
60 int sha224_test(void)
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
61 {
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
62 #ifndef LTC_TEST
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
63 return CRYPT_NOP;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
64 #else
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
65 static const struct {
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
66 char *msg;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
67 unsigned char hash[28];
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
68 } tests[] = {
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
69 { "abc",
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
70 { 0x23, 0x09, 0x7d, 0x22, 0x34, 0x05, 0xd8,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
71 0x22, 0x86, 0x42, 0xa4, 0x77, 0xbd, 0xa2,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
72 0x55, 0xb3, 0x2a, 0xad, 0xbc, 0xe4, 0xbd,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
73 0xa0, 0xb3, 0xf7, 0xe3, 0x6c, 0x9d, 0xa7 }
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
74 },
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
75 { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
76 { 0x75, 0x38, 0x8b, 0x16, 0x51, 0x27, 0x76,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
77 0xcc, 0x5d, 0xba, 0x5d, 0xa1, 0xfd, 0x89,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
78 0x01, 0x50, 0xb0, 0xc6, 0x45, 0x5c, 0xb4,
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
79 0xf5, 0x8b, 0x19, 0x52, 0x52, 0x25, 0x25 }
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
80 },
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
81 };
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
82
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
83 int i;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
84 unsigned char tmp[28];
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
85 hash_state md;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
86
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
87 for (i = 0; i < (int)(sizeof(tests) / sizeof(tests[0])); i++) {
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
88 sha224_init(&md);
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
89 sha224_process(&md, (unsigned char*)tests[i].msg, (unsigned long)strlen(tests[i].msg));
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
90 sha224_done(&md, tmp);
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
91 if (memcmp(tmp, tests[i].hash, 28) != 0) {
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
92 return CRYPT_FAIL_TESTVECTOR;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
93 }
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
94 }
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
95 return CRYPT_OK;
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
96 #endif
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
97 }
b939f2d4431e Include files accidentally zeroed when merging 0.96 release
Matt Johnston <matt@ucc.asn.au>
parents: 16
diff changeset
98