Mercurial > dropbear

annotate src/hashes/sha2/sha512.c @ 230:809b681a9af5 libtomcrypt

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- check for generic AES/TWOFISH settings from Dropbear, not AES128 etc
author Matt Johnston <matt@ucc.asn.au>
date Tue, 30 Aug 2005 17:40:30 +0000
parents 39d5d58461d6
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
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2 *
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3 * LibTomCrypt is a library that provides various cryptographic
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4 * algorithms in a highly modular and flexible manner.
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5 *
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6 * The library is free for all purposes without any express
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7 * guarantee it works.
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8 *
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9 * Tom St Denis, [email protected], http://libtomcrypt.org
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10 */
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11 #include "tomcrypt.h"
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12
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13 /**
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14 @param sha512.c
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15 SHA512 by Tom St Denis
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16 */
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17
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18 #ifdef SHA512
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19
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20 const struct ltc_hash_descriptor sha512_desc =
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21 {
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22 "sha512",
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23 5,
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24 64,
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25 128,
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26
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27 /* OID */
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28 { 2, 16, 840, 1, 101, 3, 4, 2, 3, },
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29 9,
191
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30
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31 &sha512_init,
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32 &sha512_process,
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33 &sha512_done,
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34 &sha512_test
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35 };
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36
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37 /* the K array */
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38 static const ulong64 K[80] = {
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39 CONST64(0x428a2f98d728ae22), CONST64(0x7137449123ef65cd),
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40 CONST64(0xb5c0fbcfec4d3b2f), CONST64(0xe9b5dba58189dbbc),
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41 CONST64(0x3956c25bf348b538), CONST64(0x59f111f1b605d019),
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42 CONST64(0x923f82a4af194f9b), CONST64(0xab1c5ed5da6d8118),
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43 CONST64(0xd807aa98a3030242), CONST64(0x12835b0145706fbe),
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44 CONST64(0x243185be4ee4b28c), CONST64(0x550c7dc3d5ffb4e2),
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45 CONST64(0x72be5d74f27b896f), CONST64(0x80deb1fe3b1696b1),
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46 CONST64(0x9bdc06a725c71235), CONST64(0xc19bf174cf692694),
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47 CONST64(0xe49b69c19ef14ad2), CONST64(0xefbe4786384f25e3),
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48 CONST64(0x0fc19dc68b8cd5b5), CONST64(0x240ca1cc77ac9c65),
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49 CONST64(0x2de92c6f592b0275), CONST64(0x4a7484aa6ea6e483),
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50 CONST64(0x5cb0a9dcbd41fbd4), CONST64(0x76f988da831153b5),
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51 CONST64(0x983e5152ee66dfab), CONST64(0xa831c66d2db43210),
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52 CONST64(0xb00327c898fb213f), CONST64(0xbf597fc7beef0ee4),
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53 CONST64(0xc6e00bf33da88fc2), CONST64(0xd5a79147930aa725),
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54 CONST64(0x06ca6351e003826f), CONST64(0x142929670a0e6e70),
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55 CONST64(0x27b70a8546d22ffc), CONST64(0x2e1b21385c26c926),
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56 CONST64(0x4d2c6dfc5ac42aed), CONST64(0x53380d139d95b3df),
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57 CONST64(0x650a73548baf63de), CONST64(0x766a0abb3c77b2a8),
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58 CONST64(0x81c2c92e47edaee6), CONST64(0x92722c851482353b),
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59 CONST64(0xa2bfe8a14cf10364), CONST64(0xa81a664bbc423001),
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60 CONST64(0xc24b8b70d0f89791), CONST64(0xc76c51a30654be30),
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61 CONST64(0xd192e819d6ef5218), CONST64(0xd69906245565a910),
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62 CONST64(0xf40e35855771202a), CONST64(0x106aa07032bbd1b8),
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63 CONST64(0x19a4c116b8d2d0c8), CONST64(0x1e376c085141ab53),
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64 CONST64(0x2748774cdf8eeb99), CONST64(0x34b0bcb5e19b48a8),
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65 CONST64(0x391c0cb3c5c95a63), CONST64(0x4ed8aa4ae3418acb),
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66 CONST64(0x5b9cca4f7763e373), CONST64(0x682e6ff3d6b2b8a3),
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67 CONST64(0x748f82ee5defb2fc), CONST64(0x78a5636f43172f60),
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68 CONST64(0x84c87814a1f0ab72), CONST64(0x8cc702081a6439ec),
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69 CONST64(0x90befffa23631e28), CONST64(0xa4506cebde82bde9),
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70 CONST64(0xbef9a3f7b2c67915), CONST64(0xc67178f2e372532b),
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71 CONST64(0xca273eceea26619c), CONST64(0xd186b8c721c0c207),
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72 CONST64(0xeada7dd6cde0eb1e), CONST64(0xf57d4f7fee6ed178),
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73 CONST64(0x06f067aa72176fba), CONST64(0x0a637dc5a2c898a6),
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74 CONST64(0x113f9804bef90dae), CONST64(0x1b710b35131c471b),
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75 CONST64(0x28db77f523047d84), CONST64(0x32caab7b40c72493),
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76 CONST64(0x3c9ebe0a15c9bebc), CONST64(0x431d67c49c100d4c),
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77 CONST64(0x4cc5d4becb3e42b6), CONST64(0x597f299cfc657e2a),
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78 CONST64(0x5fcb6fab3ad6faec), CONST64(0x6c44198c4a475817)
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79 };
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80
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81 /* Various logical functions */
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82 #define Ch(x,y,z) (z ^ (x & (y ^ z)))
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83 #define Maj(x,y,z) (((x | y) & z) | (x & y))
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84 #define S(x, n) ROR64c(x, n)
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85 #define R(x, n) (((x)&CONST64(0xFFFFFFFFFFFFFFFF))>>((ulong64)n))
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86 #define Sigma0(x) (S(x, 28) ^ S(x, 34) ^ S(x, 39))
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87 #define Sigma1(x) (S(x, 14) ^ S(x, 18) ^ S(x, 41))
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88 #define Gamma0(x) (S(x, 1) ^ S(x, 8) ^ R(x, 7))
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89 #define Gamma1(x) (S(x, 19) ^ S(x, 61) ^ R(x, 6))
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90
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91 /* compress 1024-bits */
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92 #ifdef LTC_CLEAN_STACK
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93 static int _sha512_compress(hash_state * md, unsigned char *buf)
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94 #else
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95 static int sha512_compress(hash_state * md, unsigned char *buf)
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96 #endif
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97 {
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98 ulong64 S[8], W[80], t0, t1;
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99 int i;
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100
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101 /* copy state into S */
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102 for (i = 0; i < 8; i++) {
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103 S[i] = md->sha512.state[i];
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104 }
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105
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106 /* copy the state into 1024-bits into W[0..15] */
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107 for (i = 0; i < 16; i++) {
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108 LOAD64H(W[i], buf + (8*i));
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109 }
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110
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111 /* fill W[16..79] */
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112 for (i = 16; i < 80; i++) {
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113 W[i] = Gamma1(W[i - 2]) + W[i - 7] + Gamma0(W[i - 15]) + W[i - 16];
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114 }
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115
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116 /* Compress */
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117 #ifdef LTC_SMALL_CODE
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118 for (i = 0; i < 80; i++) {
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119 t0 = S[7] + Sigma1(S[4]) + Ch(S[4], S[5], S[6]) + K[i] + W[i];
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120 t1 = Sigma0(S[0]) + Maj(S[0], S[1], S[2]);
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diff changeset
121 S[7] = S[6];
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
122 S[6] = S[5];
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
123 S[5] = S[4];
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
124 S[4] = S[3] + t0;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
125 S[3] = S[2];
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
126 S[2] = S[1];
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
127 S[1] = S[0];
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
128 S[0] = t0 + t1;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
129 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
130 #else
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
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parents:
diff changeset
131 #define RND(a,b,c,d,e,f,g,h,i) \
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
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parents:
diff changeset
132 t0 = h + Sigma1(e) + Ch(e, f, g) + K[i] + W[i]; \
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
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parents:
diff changeset
133 t1 = Sigma0(a) + Maj(a, b, c); \
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
134 d += t0; \
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
135 h = t0 + t1;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
136
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
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parents:
diff changeset
137 for (i = 0; i < 80; i += 8) {
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
138 RND(S[0],S[1],S[2],S[3],S[4],S[5],S[6],S[7],i+0);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
139 RND(S[7],S[0],S[1],S[2],S[3],S[4],S[5],S[6],i+1);
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
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parents:
diff changeset
140 RND(S[6],S[7],S[0],S[1],S[2],S[3],S[4],S[5],i+2);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
141 RND(S[5],S[6],S[7],S[0],S[1],S[2],S[3],S[4],i+3);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
142 RND(S[4],S[5],S[6],S[7],S[0],S[1],S[2],S[3],i+4);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
143 RND(S[3],S[4],S[5],S[6],S[7],S[0],S[1],S[2],i+5);
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diff changeset
144 RND(S[2],S[3],S[4],S[5],S[6],S[7],S[0],S[1],i+6);
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diff changeset
145 RND(S[1],S[2],S[3],S[4],S[5],S[6],S[7],S[0],i+7);
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diff changeset
146 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
147 #endif
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
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parents:
diff changeset
148
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
149
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
150 /* feedback */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
151 for (i = 0; i < 8; i++) {
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diff changeset
152 md->sha512.state[i] = md->sha512.state[i] + S[i];
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parents:
diff changeset
153 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
154
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
155 return CRYPT_OK;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
156 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
157
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
158 /* compress 1024-bits */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
159 #ifdef LTC_CLEAN_STACK
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
160 static int sha512_compress(hash_state * md, unsigned char *buf)
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diff changeset
161 {
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
162 int err;
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
163 err = _sha512_compress(md, buf);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
164 burn_stack(sizeof(ulong64) * 90 + sizeof(int));
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diff changeset
165 return err;
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
166 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
167 #endif
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parents:
diff changeset
168
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
169 /**
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
170 Initialize the hash state
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
171 @param md The hash state you wish to initialize
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
172 @return CRYPT_OK if successful
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
173 */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
174 int sha512_init(hash_state * md)
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
175 {
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
176 LTC_ARGCHK(md != NULL);
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diff changeset
177 md->sha512.curlen = 0;
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diff changeset
178 md->sha512.length = 0;
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Matt Johnston <matt@ucc.asn.au>
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diff changeset
179 md->sha512.state[0] = CONST64(0x6a09e667f3bcc908);
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diff changeset
180 md->sha512.state[1] = CONST64(0xbb67ae8584caa73b);
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parents:
diff changeset
181 md->sha512.state[2] = CONST64(0x3c6ef372fe94f82b);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
182 md->sha512.state[3] = CONST64(0xa54ff53a5f1d36f1);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
183 md->sha512.state[4] = CONST64(0x510e527fade682d1);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
184 md->sha512.state[5] = CONST64(0x9b05688c2b3e6c1f);
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parents:
diff changeset
185 md->sha512.state[6] = CONST64(0x1f83d9abfb41bd6b);
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parents:
diff changeset
186 md->sha512.state[7] = CONST64(0x5be0cd19137e2179);
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diff changeset
187 return CRYPT_OK;
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parents:
diff changeset
188 }
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
189
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
190 /**
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
191 Process a block of memory though the hash
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
192 @param md The hash state
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
193 @param in The data to hash
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
194 @param inlen The length of the data (octets)
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parents:
diff changeset
195 @return CRYPT_OK if successful
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parents:
diff changeset
196 */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
197 HASH_PROCESS(sha512_process, sha512_compress, sha512, 128)
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
198
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
199 /**
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
200 Terminate the hash to get the digest
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
201 @param md The hash state
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
202 @param out [out] The destination of the hash (64 bytes)
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
203 @return CRYPT_OK if successful
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
204 */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
205 int sha512_done(hash_state * md, unsigned char *out)
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
206 {
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
207 int i;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
208
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
209 LTC_ARGCHK(md != NULL);
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
210 LTC_ARGCHK(out != NULL);
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
211
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
212 if (md->sha512.curlen >= sizeof(md->sha512.buf)) {
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
213 return CRYPT_INVALID_ARG;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
214 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
215
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
216 /* increase the length of the message */
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
217 md->sha512.length += md->sha512.curlen * CONST64(8);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
218
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
219 /* append the '1' bit */
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
220 md->sha512.buf[md->sha512.curlen++] = (unsigned char)0x80;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
221
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
222 /* if the length is currently above 112 bytes we append zeros
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
223 * then compress. Then we can fall back to padding zeros and length
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
224 * encoding like normal.
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
225 */
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
226 if (md->sha512.curlen > 112) {
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
227 while (md->sha512.curlen < 128) {
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
228 md->sha512.buf[md->sha512.curlen++] = (unsigned char)0;
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
229 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
230 sha512_compress(md, md->sha512.buf);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
231 md->sha512.curlen = 0;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
232 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
233
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
234 /* pad upto 120 bytes of zeroes
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
235 * note: that from 112 to 120 is the 64 MSB of the length. We assume that you won't hash
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
236 * > 2^64 bits of data... :-)
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
237 */
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
238 while (md->sha512.curlen < 120) {
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
239 md->sha512.buf[md->sha512.curlen++] = (unsigned char)0;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
240 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
241
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
242 /* store length */
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
243 STORE64H(md->sha512.length, md->sha512.buf+120);
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Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
244 sha512_compress(md, md->sha512.buf);
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
245
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
246 /* copy output */
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
247 for (i = 0; i < 8; i++) {
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
248 STORE64H(md->sha512.state[i], out+(8*i));
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
249 }
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
250 #ifdef LTC_CLEAN_STACK
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
251 zeromem(md, sizeof(hash_state));
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
252 #endif
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
253 return CRYPT_OK;
1c15b283127b Import of libtomcrypt 1.02 with manual path rename rearrangement etc
Matt Johnston <matt@ucc.asn.au>
parents:
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254 }
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255
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256 /**
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257 Self-test the hash
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258 @return CRYPT_OK if successful, CRYPT_NOP if self-tests have been disabled
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259 */
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260 int sha512_test(void)
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261 {
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262 #ifndef LTC_TEST
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263 return CRYPT_NOP;
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264 #else
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265 static const struct {
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266 char *msg;
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267 unsigned char hash[64];
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268 } tests[] = {
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269 { "abc",
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270 { 0xdd, 0xaf, 0x35, 0xa1, 0x93, 0x61, 0x7a, 0xba,
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271 0xcc, 0x41, 0x73, 0x49, 0xae, 0x20, 0x41, 0x31,
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272 0x12, 0xe6, 0xfa, 0x4e, 0x89, 0xa9, 0x7e, 0xa2,
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273 0x0a, 0x9e, 0xee, 0xe6, 0x4b, 0x55, 0xd3, 0x9a,
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274 0x21, 0x92, 0x99, 0x2a, 0x27, 0x4f, 0xc1, 0xa8,
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275 0x36, 0xba, 0x3c, 0x23, 0xa3, 0xfe, 0xeb, 0xbd,
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276 0x45, 0x4d, 0x44, 0x23, 0x64, 0x3c, 0xe8, 0x0e,
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277 0x2a, 0x9a, 0xc9, 0x4f, 0xa5, 0x4c, 0xa4, 0x9f }
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278 },
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279 { "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",
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280 { 0x8e, 0x95, 0x9b, 0x75, 0xda, 0xe3, 0x13, 0xda,
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281 0x8c, 0xf4, 0xf7, 0x28, 0x14, 0xfc, 0x14, 0x3f,
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282 0x8f, 0x77, 0x79, 0xc6, 0xeb, 0x9f, 0x7f, 0xa1,
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283 0x72, 0x99, 0xae, 0xad, 0xb6, 0x88, 0x90, 0x18,
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284 0x50, 0x1d, 0x28, 0x9e, 0x49, 0x00, 0xf7, 0xe4,
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285 0x33, 0x1b, 0x99, 0xde, 0xc4, 0xb5, 0x43, 0x3a,
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286 0xc7, 0xd3, 0x29, 0xee, 0xb6, 0xdd, 0x26, 0x54,
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287 0x5e, 0x96, 0xe5, 0x5b, 0x87, 0x4b, 0xe9, 0x09 }
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288 },
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289 };
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290
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291 int i;
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292 unsigned char tmp[64];
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293 hash_state md;
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294
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295 for (i = 0; i < (int)(sizeof(tests) / sizeof(tests[0])); i++) {
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296 sha512_init(&md);
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297 sha512_process(&md, (unsigned char *)tests[i].msg, (unsigned long)strlen(tests[i].msg));
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298 sha512_done(&md, tmp);
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299 if (memcmp(tmp, tests[i].hash, 64) != 0) {
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300 return CRYPT_FAIL_TESTVECTOR;
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301 }
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302 }
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303 return CRYPT_OK;
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304 #endif
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305 }
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306
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307 #ifdef SHA384
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308 #include "sha384.c"
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309 #endif
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310
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311 #endif
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312
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313
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314
209
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315
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316 /* $Source: /cvs/libtom/libtomcrypt/src/hashes/sha2/sha512.c,v $ */
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317 /* $Revision: 1.5 $ */
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318 /* $Date: 2005/05/23 02:42:07 $ */