kenji tanaka / Mbed 2 deprecated Sha1Test

WebSocketServer test

Dependencies:   mbed

sha1.c@0:74be48b504a5, 2012-04-29 (annotated)

Committer:
gtk2k
Date:
Sun Apr 29 03:58:08 2012 +0000
Revision:
0:74be48b504a5
WebSocketServer

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gtk2k 0:74be48b504a5 1 /*
gtk2k 0:74be48b504a5 2 * FIPS-180-1 compliant SHA-1 implementation
gtk2k 0:74be48b504a5 3 *
gtk2k 0:74be48b504a5 4 * Copyright (C) 2006-2010, Paul Bakker <polarssl_maintainer at polarssl.org>
gtk2k 0:74be48b504a5 5 * All rights reserved.
gtk2k 0:74be48b504a5 6 *
gtk2k 0:74be48b504a5 7 * This program is free software; you can redistribute it and/or modify
gtk2k 0:74be48b504a5 8 * it under the terms of the GNU General Public License as published by
gtk2k 0:74be48b504a5 9 * the Free Software Foundation; either version 2 of the License, or
gtk2k 0:74be48b504a5 10 * (at your option) any later version.
gtk2k 0:74be48b504a5 11 *
gtk2k 0:74be48b504a5 12 * This program is distributed in the hope that it will be useful,
gtk2k 0:74be48b504a5 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
gtk2k 0:74be48b504a5 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
gtk2k 0:74be48b504a5 15 * GNU General Public License for more details.
gtk2k 0:74be48b504a5 16 *
gtk2k 0:74be48b504a5 17 * You should have received a copy of the GNU General Public License along
gtk2k 0:74be48b504a5 18 * with this program; if not, write to the Free Software Foundation, Inc.,
gtk2k 0:74be48b504a5 19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
gtk2k 0:74be48b504a5 20 */
gtk2k 0:74be48b504a5 21 /*
gtk2k 0:74be48b504a5 22 * The SHA-1 standard was published by NIST in 1993.
gtk2k 0:74be48b504a5 23 *
gtk2k 0:74be48b504a5 24 * http://www.itl.nist.gov/fipspubs/fip180-1.htm
gtk2k 0:74be48b504a5 25 */
gtk2k 0:74be48b504a5 26
gtk2k 0:74be48b504a5 27 #include "sha1config.h"
gtk2k 0:74be48b504a5 28
gtk2k 0:74be48b504a5 29 #if defined(POLARSSL_SHA1_C)
gtk2k 0:74be48b504a5 30
gtk2k 0:74be48b504a5 31 #include "sha1.h"
gtk2k 0:74be48b504a5 32
gtk2k 0:74be48b504a5 33 #include <string.h>
gtk2k 0:74be48b504a5 34 #include <stdio.h>
gtk2k 0:74be48b504a5 35
gtk2k 0:74be48b504a5 36 /*
gtk2k 0:74be48b504a5 37 * 32-bit integer manipulation macros (big endian)
gtk2k 0:74be48b504a5 38 */
gtk2k 0:74be48b504a5 39 #ifndef GET_ULONG_BE
gtk2k 0:74be48b504a5 40 #define GET_ULONG_BE(n,b,i) \
gtk2k 0:74be48b504a5 41 { \
gtk2k 0:74be48b504a5 42 (n) = ( (unsigned long) (b)[(i) ] << 24 ) \
gtk2k 0:74be48b504a5 43 | ( (unsigned long) (b)[(i) + 1] << 16 ) \
gtk2k 0:74be48b504a5 44 | ( (unsigned long) (b)[(i) + 2] << 8 ) \
gtk2k 0:74be48b504a5 45 | ( (unsigned long) (b)[(i) + 3] ); \
gtk2k 0:74be48b504a5 46 }
gtk2k 0:74be48b504a5 47 #endif
gtk2k 0:74be48b504a5 48
gtk2k 0:74be48b504a5 49 #ifndef PUT_ULONG_BE
gtk2k 0:74be48b504a5 50 #define PUT_ULONG_BE(n,b,i) \
gtk2k 0:74be48b504a5 51 { \
gtk2k 0:74be48b504a5 52 (b)[(i) ] = (unsigned char) ( (n) >> 24 ); \
gtk2k 0:74be48b504a5 53 (b)[(i) + 1] = (unsigned char) ( (n) >> 16 ); \
gtk2k 0:74be48b504a5 54 (b)[(i) + 2] = (unsigned char) ( (n) >> 8 ); \
gtk2k 0:74be48b504a5 55 (b)[(i) + 3] = (unsigned char) ( (n) ); \
gtk2k 0:74be48b504a5 56 }
gtk2k 0:74be48b504a5 57 #endif
gtk2k 0:74be48b504a5 58
gtk2k 0:74be48b504a5 59 /*
gtk2k 0:74be48b504a5 60 * SHA-1 context setup
gtk2k 0:74be48b504a5 61 */
gtk2k 0:74be48b504a5 62 void sha1_starts( sha1_context *ctx )
gtk2k 0:74be48b504a5 63 {
gtk2k 0:74be48b504a5 64 ctx->total[0] = 0;
gtk2k 0:74be48b504a5 65 ctx->total[1] = 0;
gtk2k 0:74be48b504a5 66
gtk2k 0:74be48b504a5 67 ctx->state[0] = 0x67452301;
gtk2k 0:74be48b504a5 68 ctx->state[1] = 0xEFCDAB89;
gtk2k 0:74be48b504a5 69 ctx->state[2] = 0x98BADCFE;
gtk2k 0:74be48b504a5 70 ctx->state[3] = 0x10325476;
gtk2k 0:74be48b504a5 71 ctx->state[4] = 0xC3D2E1F0;
gtk2k 0:74be48b504a5 72 }
gtk2k 0:74be48b504a5 73
gtk2k 0:74be48b504a5 74 static void sha1_process( sha1_context *ctx, const unsigned char data[64] )
gtk2k 0:74be48b504a5 75 {
gtk2k 0:74be48b504a5 76 unsigned long temp, W[16], A, B, C, D, E;
gtk2k 0:74be48b504a5 77
gtk2k 0:74be48b504a5 78 GET_ULONG_BE( W[ 0], data, 0 );
gtk2k 0:74be48b504a5 79 GET_ULONG_BE( W[ 1], data, 4 );
gtk2k 0:74be48b504a5 80 GET_ULONG_BE( W[ 2], data, 8 );
gtk2k 0:74be48b504a5 81 GET_ULONG_BE( W[ 3], data, 12 );
gtk2k 0:74be48b504a5 82 GET_ULONG_BE( W[ 4], data, 16 );
gtk2k 0:74be48b504a5 83 GET_ULONG_BE( W[ 5], data, 20 );
gtk2k 0:74be48b504a5 84 GET_ULONG_BE( W[ 6], data, 24 );
gtk2k 0:74be48b504a5 85 GET_ULONG_BE( W[ 7], data, 28 );
gtk2k 0:74be48b504a5 86 GET_ULONG_BE( W[ 8], data, 32 );
gtk2k 0:74be48b504a5 87 GET_ULONG_BE( W[ 9], data, 36 );
gtk2k 0:74be48b504a5 88 GET_ULONG_BE( W[10], data, 40 );
gtk2k 0:74be48b504a5 89 GET_ULONG_BE( W[11], data, 44 );
gtk2k 0:74be48b504a5 90 GET_ULONG_BE( W[12], data, 48 );
gtk2k 0:74be48b504a5 91 GET_ULONG_BE( W[13], data, 52 );
gtk2k 0:74be48b504a5 92 GET_ULONG_BE( W[14], data, 56 );
gtk2k 0:74be48b504a5 93 GET_ULONG_BE( W[15], data, 60 );
gtk2k 0:74be48b504a5 94
gtk2k 0:74be48b504a5 95 #define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n)))
gtk2k 0:74be48b504a5 96
gtk2k 0:74be48b504a5 97 #define R(t) \
gtk2k 0:74be48b504a5 98 ( \
gtk2k 0:74be48b504a5 99 temp = W[(t - 3) & 0x0F] ^ W[(t - 8) & 0x0F] ^ \
gtk2k 0:74be48b504a5 100 W[(t - 14) & 0x0F] ^ W[ t & 0x0F], \
gtk2k 0:74be48b504a5 101 ( W[t & 0x0F] = S(temp,1) ) \
gtk2k 0:74be48b504a5 102 )
gtk2k 0:74be48b504a5 103
gtk2k 0:74be48b504a5 104 #define P(a,b,c,d,e,x) \
gtk2k 0:74be48b504a5 105 { \
gtk2k 0:74be48b504a5 106 e += S(a,5) + F(b,c,d) + K + x; b = S(b,30); \
gtk2k 0:74be48b504a5 107 }
gtk2k 0:74be48b504a5 108
gtk2k 0:74be48b504a5 109 A = ctx->state[0];
gtk2k 0:74be48b504a5 110 B = ctx->state[1];
gtk2k 0:74be48b504a5 111 C = ctx->state[2];
gtk2k 0:74be48b504a5 112 D = ctx->state[3];
gtk2k 0:74be48b504a5 113 E = ctx->state[4];
gtk2k 0:74be48b504a5 114
gtk2k 0:74be48b504a5 115 #define F(x,y,z) (z ^ (x & (y ^ z)))
gtk2k 0:74be48b504a5 116 #define K 0x5A827999
gtk2k 0:74be48b504a5 117
gtk2k 0:74be48b504a5 118 P( A, B, C, D, E, W[0] );
gtk2k 0:74be48b504a5 119 P( E, A, B, C, D, W[1] );
gtk2k 0:74be48b504a5 120 P( D, E, A, B, C, W[2] );
gtk2k 0:74be48b504a5 121 P( C, D, E, A, B, W[3] );
gtk2k 0:74be48b504a5 122 P( B, C, D, E, A, W[4] );
gtk2k 0:74be48b504a5 123 P( A, B, C, D, E, W[5] );
gtk2k 0:74be48b504a5 124 P( E, A, B, C, D, W[6] );
gtk2k 0:74be48b504a5 125 P( D, E, A, B, C, W[7] );
gtk2k 0:74be48b504a5 126 P( C, D, E, A, B, W[8] );
gtk2k 0:74be48b504a5 127 P( B, C, D, E, A, W[9] );
gtk2k 0:74be48b504a5 128 P( A, B, C, D, E, W[10] );
gtk2k 0:74be48b504a5 129 P( E, A, B, C, D, W[11] );
gtk2k 0:74be48b504a5 130 P( D, E, A, B, C, W[12] );
gtk2k 0:74be48b504a5 131 P( C, D, E, A, B, W[13] );
gtk2k 0:74be48b504a5 132 P( B, C, D, E, A, W[14] );
gtk2k 0:74be48b504a5 133 P( A, B, C, D, E, W[15] );
gtk2k 0:74be48b504a5 134 P( E, A, B, C, D, R(16) );
gtk2k 0:74be48b504a5 135 P( D, E, A, B, C, R(17) );
gtk2k 0:74be48b504a5 136 P( C, D, E, A, B, R(18) );
gtk2k 0:74be48b504a5 137 P( B, C, D, E, A, R(19) );
gtk2k 0:74be48b504a5 138
gtk2k 0:74be48b504a5 139 #undef K
gtk2k 0:74be48b504a5 140 #undef F
gtk2k 0:74be48b504a5 141
gtk2k 0:74be48b504a5 142 #define F(x,y,z) (x ^ y ^ z)
gtk2k 0:74be48b504a5 143 #define K 0x6ED9EBA1
gtk2k 0:74be48b504a5 144
gtk2k 0:74be48b504a5 145 P( A, B, C, D, E, R(20) );
gtk2k 0:74be48b504a5 146 P( E, A, B, C, D, R(21) );
gtk2k 0:74be48b504a5 147 P( D, E, A, B, C, R(22) );
gtk2k 0:74be48b504a5 148 P( C, D, E, A, B, R(23) );
gtk2k 0:74be48b504a5 149 P( B, C, D, E, A, R(24) );
gtk2k 0:74be48b504a5 150 P( A, B, C, D, E, R(25) );
gtk2k 0:74be48b504a5 151 P( E, A, B, C, D, R(26) );
gtk2k 0:74be48b504a5 152 P( D, E, A, B, C, R(27) );
gtk2k 0:74be48b504a5 153 P( C, D, E, A, B, R(28) );
gtk2k 0:74be48b504a5 154 P( B, C, D, E, A, R(29) );
gtk2k 0:74be48b504a5 155 P( A, B, C, D, E, R(30) );
gtk2k 0:74be48b504a5 156 P( E, A, B, C, D, R(31) );
gtk2k 0:74be48b504a5 157 P( D, E, A, B, C, R(32) );
gtk2k 0:74be48b504a5 158 P( C, D, E, A, B, R(33) );
gtk2k 0:74be48b504a5 159 P( B, C, D, E, A, R(34) );
gtk2k 0:74be48b504a5 160 P( A, B, C, D, E, R(35) );
gtk2k 0:74be48b504a5 161 P( E, A, B, C, D, R(36) );
gtk2k 0:74be48b504a5 162 P( D, E, A, B, C, R(37) );
gtk2k 0:74be48b504a5 163 P( C, D, E, A, B, R(38) );
gtk2k 0:74be48b504a5 164 P( B, C, D, E, A, R(39) );
gtk2k 0:74be48b504a5 165
gtk2k 0:74be48b504a5 166 #undef K
gtk2k 0:74be48b504a5 167 #undef F
gtk2k 0:74be48b504a5 168
gtk2k 0:74be48b504a5 169 #define F(x,y,z) ((x & y) | (z & (x | y)))
gtk2k 0:74be48b504a5 170 #define K 0x8F1BBCDC
gtk2k 0:74be48b504a5 171
gtk2k 0:74be48b504a5 172 P( A, B, C, D, E, R(40) );
gtk2k 0:74be48b504a5 173 P( E, A, B, C, D, R(41) );
gtk2k 0:74be48b504a5 174 P( D, E, A, B, C, R(42) );
gtk2k 0:74be48b504a5 175 P( C, D, E, A, B, R(43) );
gtk2k 0:74be48b504a5 176 P( B, C, D, E, A, R(44) );
gtk2k 0:74be48b504a5 177 P( A, B, C, D, E, R(45) );
gtk2k 0:74be48b504a5 178 P( E, A, B, C, D, R(46) );
gtk2k 0:74be48b504a5 179 P( D, E, A, B, C, R(47) );
gtk2k 0:74be48b504a5 180 P( C, D, E, A, B, R(48) );
gtk2k 0:74be48b504a5 181 P( B, C, D, E, A, R(49) );
gtk2k 0:74be48b504a5 182 P( A, B, C, D, E, R(50) );
gtk2k 0:74be48b504a5 183 P( E, A, B, C, D, R(51) );
gtk2k 0:74be48b504a5 184 P( D, E, A, B, C, R(52) );
gtk2k 0:74be48b504a5 185 P( C, D, E, A, B, R(53) );
gtk2k 0:74be48b504a5 186 P( B, C, D, E, A, R(54) );
gtk2k 0:74be48b504a5 187 P( A, B, C, D, E, R(55) );
gtk2k 0:74be48b504a5 188 P( E, A, B, C, D, R(56) );
gtk2k 0:74be48b504a5 189 P( D, E, A, B, C, R(57) );
gtk2k 0:74be48b504a5 190 P( C, D, E, A, B, R(58) );
gtk2k 0:74be48b504a5 191 P( B, C, D, E, A, R(59) );
gtk2k 0:74be48b504a5 192
gtk2k 0:74be48b504a5 193 #undef K
gtk2k 0:74be48b504a5 194 #undef F
gtk2k 0:74be48b504a5 195
gtk2k 0:74be48b504a5 196 #define F(x,y,z) (x ^ y ^ z)
gtk2k 0:74be48b504a5 197 #define K 0xCA62C1D6
gtk2k 0:74be48b504a5 198
gtk2k 0:74be48b504a5 199 P( A, B, C, D, E, R(60) );
gtk2k 0:74be48b504a5 200 P( E, A, B, C, D, R(61) );
gtk2k 0:74be48b504a5 201 P( D, E, A, B, C, R(62) );
gtk2k 0:74be48b504a5 202 P( C, D, E, A, B, R(63) );
gtk2k 0:74be48b504a5 203 P( B, C, D, E, A, R(64) );
gtk2k 0:74be48b504a5 204 P( A, B, C, D, E, R(65) );
gtk2k 0:74be48b504a5 205 P( E, A, B, C, D, R(66) );
gtk2k 0:74be48b504a5 206 P( D, E, A, B, C, R(67) );
gtk2k 0:74be48b504a5 207 P( C, D, E, A, B, R(68) );
gtk2k 0:74be48b504a5 208 P( B, C, D, E, A, R(69) );
gtk2k 0:74be48b504a5 209 P( A, B, C, D, E, R(70) );
gtk2k 0:74be48b504a5 210 P( E, A, B, C, D, R(71) );
gtk2k 0:74be48b504a5 211 P( D, E, A, B, C, R(72) );
gtk2k 0:74be48b504a5 212 P( C, D, E, A, B, R(73) );
gtk2k 0:74be48b504a5 213 P( B, C, D, E, A, R(74) );
gtk2k 0:74be48b504a5 214 P( A, B, C, D, E, R(75) );
gtk2k 0:74be48b504a5 215 P( E, A, B, C, D, R(76) );
gtk2k 0:74be48b504a5 216 P( D, E, A, B, C, R(77) );
gtk2k 0:74be48b504a5 217 P( C, D, E, A, B, R(78) );
gtk2k 0:74be48b504a5 218 P( B, C, D, E, A, R(79) );
gtk2k 0:74be48b504a5 219
gtk2k 0:74be48b504a5 220 #undef K
gtk2k 0:74be48b504a5 221 #undef F
gtk2k 0:74be48b504a5 222
gtk2k 0:74be48b504a5 223 ctx->state[0] += A;
gtk2k 0:74be48b504a5 224 ctx->state[1] += B;
gtk2k 0:74be48b504a5 225 ctx->state[2] += C;
gtk2k 0:74be48b504a5 226 ctx->state[3] += D;
gtk2k 0:74be48b504a5 227 ctx->state[4] += E;
gtk2k 0:74be48b504a5 228 }
gtk2k 0:74be48b504a5 229
gtk2k 0:74be48b504a5 230 /*
gtk2k 0:74be48b504a5 231 * SHA-1 process buffer
gtk2k 0:74be48b504a5 232 */
gtk2k 0:74be48b504a5 233 void sha1_update( sha1_context *ctx, const unsigned char *input, int ilen )
gtk2k 0:74be48b504a5 234 {
gtk2k 0:74be48b504a5 235 int fill;
gtk2k 0:74be48b504a5 236 unsigned long left;
gtk2k 0:74be48b504a5 237
gtk2k 0:74be48b504a5 238 if( ilen <= 0 )
gtk2k 0:74be48b504a5 239 return;
gtk2k 0:74be48b504a5 240
gtk2k 0:74be48b504a5 241 left = ctx->total[0] & 0x3F;
gtk2k 0:74be48b504a5 242 fill = 64 - left;
gtk2k 0:74be48b504a5 243
gtk2k 0:74be48b504a5 244 ctx->total[0] += ilen;
gtk2k 0:74be48b504a5 245 ctx->total[0] &= 0xFFFFFFFF;
gtk2k 0:74be48b504a5 246
gtk2k 0:74be48b504a5 247 if( ctx->total[0] < (unsigned long) ilen )
gtk2k 0:74be48b504a5 248 ctx->total[1]++;
gtk2k 0:74be48b504a5 249
gtk2k 0:74be48b504a5 250 if( left && ilen >= fill )
gtk2k 0:74be48b504a5 251 {
gtk2k 0:74be48b504a5 252 memcpy( (void *) (ctx->buffer + left),
gtk2k 0:74be48b504a5 253 (void *) input, fill );
gtk2k 0:74be48b504a5 254 sha1_process( ctx, ctx->buffer );
gtk2k 0:74be48b504a5 255 input += fill;
gtk2k 0:74be48b504a5 256 ilen -= fill;
gtk2k 0:74be48b504a5 257 left = 0;
gtk2k 0:74be48b504a5 258 }
gtk2k 0:74be48b504a5 259
gtk2k 0:74be48b504a5 260 while( ilen >= 64 )
gtk2k 0:74be48b504a5 261 {
gtk2k 0:74be48b504a5 262 sha1_process( ctx, input );
gtk2k 0:74be48b504a5 263 input += 64;
gtk2k 0:74be48b504a5 264 ilen -= 64;
gtk2k 0:74be48b504a5 265 }
gtk2k 0:74be48b504a5 266
gtk2k 0:74be48b504a5 267 if( ilen > 0 )
gtk2k 0:74be48b504a5 268 {
gtk2k 0:74be48b504a5 269 memcpy( (void *) (ctx->buffer + left),
gtk2k 0:74be48b504a5 270 (void *) input, ilen );
gtk2k 0:74be48b504a5 271 }
gtk2k 0:74be48b504a5 272 }
gtk2k 0:74be48b504a5 273
gtk2k 0:74be48b504a5 274 static const unsigned char sha1_padding[64] =
gtk2k 0:74be48b504a5 275 {
gtk2k 0:74be48b504a5 276 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
gtk2k 0:74be48b504a5 277 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
gtk2k 0:74be48b504a5 278 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
gtk2k 0:74be48b504a5 279 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
gtk2k 0:74be48b504a5 280 };
gtk2k 0:74be48b504a5 281
gtk2k 0:74be48b504a5 282 /*
gtk2k 0:74be48b504a5 283 * SHA-1 final digest
gtk2k 0:74be48b504a5 284 */
gtk2k 0:74be48b504a5 285 void sha1_finish( sha1_context *ctx, unsigned char output[20] )
gtk2k 0:74be48b504a5 286 {
gtk2k 0:74be48b504a5 287 unsigned long last, padn;
gtk2k 0:74be48b504a5 288 unsigned long high, low;
gtk2k 0:74be48b504a5 289 unsigned char msglen[8];
gtk2k 0:74be48b504a5 290
gtk2k 0:74be48b504a5 291 high = ( ctx->total[0] >> 29 )
gtk2k 0:74be48b504a5 292 | ( ctx->total[1] << 3 );
gtk2k 0:74be48b504a5 293 low = ( ctx->total[0] << 3 );
gtk2k 0:74be48b504a5 294
gtk2k 0:74be48b504a5 295 PUT_ULONG_BE( high, msglen, 0 );
gtk2k 0:74be48b504a5 296 PUT_ULONG_BE( low, msglen, 4 );
gtk2k 0:74be48b504a5 297
gtk2k 0:74be48b504a5 298 last = ctx->total[0] & 0x3F;
gtk2k 0:74be48b504a5 299 padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last );
gtk2k 0:74be48b504a5 300
gtk2k 0:74be48b504a5 301 sha1_update( ctx, (unsigned char *) sha1_padding, padn );
gtk2k 0:74be48b504a5 302 sha1_update( ctx, msglen, 8 );
gtk2k 0:74be48b504a5 303
gtk2k 0:74be48b504a5 304 PUT_ULONG_BE( ctx->state[0], output, 0 );
gtk2k 0:74be48b504a5 305 PUT_ULONG_BE( ctx->state[1], output, 4 );
gtk2k 0:74be48b504a5 306 PUT_ULONG_BE( ctx->state[2], output, 8 );
gtk2k 0:74be48b504a5 307 PUT_ULONG_BE( ctx->state[3], output, 12 );
gtk2k 0:74be48b504a5 308 PUT_ULONG_BE( ctx->state[4], output, 16 );
gtk2k 0:74be48b504a5 309 }
gtk2k 0:74be48b504a5 310
gtk2k 0:74be48b504a5 311 /*
gtk2k 0:74be48b504a5 312 * output = SHA-1( input buffer )
gtk2k 0:74be48b504a5 313 */
gtk2k 0:74be48b504a5 314 void sha1( const unsigned char *input, int ilen, unsigned char output[20] )
gtk2k 0:74be48b504a5 315 {
gtk2k 0:74be48b504a5 316 sha1_context ctx;
gtk2k 0:74be48b504a5 317
gtk2k 0:74be48b504a5 318 sha1_starts( &ctx );
gtk2k 0:74be48b504a5 319 sha1_update( &ctx, input, ilen );
gtk2k 0:74be48b504a5 320 sha1_finish( &ctx, output );
gtk2k 0:74be48b504a5 321
gtk2k 0:74be48b504a5 322 memset( &ctx, 0, sizeof( sha1_context ) );
gtk2k 0:74be48b504a5 323 }
gtk2k 0:74be48b504a5 324
gtk2k 0:74be48b504a5 325 /*
gtk2k 0:74be48b504a5 326 * output = SHA-1( file contents )
gtk2k 0:74be48b504a5 327 */
gtk2k 0:74be48b504a5 328 #if 0 //No need for that
gtk2k 0:74be48b504a5 329 int sha1_file( const char *path, unsigned char output[20] )
gtk2k 0:74be48b504a5 330 {
gtk2k 0:74be48b504a5 331 FILE *f;
gtk2k 0:74be48b504a5 332 size_t n;
gtk2k 0:74be48b504a5 333 sha1_context ctx;
gtk2k 0:74be48b504a5 334 unsigned char buf[1024];
gtk2k 0:74be48b504a5 335
gtk2k 0:74be48b504a5 336 if( ( f = fopen( path, "rb" ) ) == NULL )
gtk2k 0:74be48b504a5 337 return( 1 );
gtk2k 0:74be48b504a5 338
gtk2k 0:74be48b504a5 339 sha1_starts( &ctx );
gtk2k 0:74be48b504a5 340
gtk2k 0:74be48b504a5 341 while( ( n = fread( buf, 1, sizeof( buf ), f ) ) > 0 )
gtk2k 0:74be48b504a5 342 sha1_update( &ctx, buf, (int) n );
gtk2k 0:74be48b504a5 343
gtk2k 0:74be48b504a5 344 sha1_finish( &ctx, output );
gtk2k 0:74be48b504a5 345
gtk2k 0:74be48b504a5 346 memset( &ctx, 0, sizeof( sha1_context ) );
gtk2k 0:74be48b504a5 347
gtk2k 0:74be48b504a5 348 if( ferror( f ) != 0 )
gtk2k 0:74be48b504a5 349 {
gtk2k 0:74be48b504a5 350 fclose( f );
gtk2k 0:74be48b504a5 351 return( 2 );
gtk2k 0:74be48b504a5 352 }
gtk2k 0:74be48b504a5 353
gtk2k 0:74be48b504a5 354 fclose( f );
gtk2k 0:74be48b504a5 355 return( 0 );
gtk2k 0:74be48b504a5 356 }
gtk2k 0:74be48b504a5 357 #endif
gtk2k 0:74be48b504a5 358
gtk2k 0:74be48b504a5 359 /*
gtk2k 0:74be48b504a5 360 * SHA-1 HMAC context setup
gtk2k 0:74be48b504a5 361 */
gtk2k 0:74be48b504a5 362 void sha1_hmac_starts( sha1_context *ctx, const unsigned char *key, int keylen )
gtk2k 0:74be48b504a5 363 {
gtk2k 0:74be48b504a5 364 int i;
gtk2k 0:74be48b504a5 365 unsigned char sum[20];
gtk2k 0:74be48b504a5 366
gtk2k 0:74be48b504a5 367 if( keylen > 64 )
gtk2k 0:74be48b504a5 368 {
gtk2k 0:74be48b504a5 369 sha1( key, keylen, sum );
gtk2k 0:74be48b504a5 370 keylen = 20;
gtk2k 0:74be48b504a5 371 key = sum;
gtk2k 0:74be48b504a5 372 }
gtk2k 0:74be48b504a5 373
gtk2k 0:74be48b504a5 374 memset( ctx->ipad, 0x36, 64 );
gtk2k 0:74be48b504a5 375 memset( ctx->opad, 0x5C, 64 );
gtk2k 0:74be48b504a5 376
gtk2k 0:74be48b504a5 377 for( i = 0; i < keylen; i++ )
gtk2k 0:74be48b504a5 378 {
gtk2k 0:74be48b504a5 379 ctx->ipad[i] = (unsigned char)( ctx->ipad[i] ^ key[i] );
gtk2k 0:74be48b504a5 380 ctx->opad[i] = (unsigned char)( ctx->opad[i] ^ key[i] );
gtk2k 0:74be48b504a5 381 }
gtk2k 0:74be48b504a5 382
gtk2k 0:74be48b504a5 383 sha1_starts( ctx );
gtk2k 0:74be48b504a5 384 sha1_update( ctx, ctx->ipad, 64 );
gtk2k 0:74be48b504a5 385
gtk2k 0:74be48b504a5 386 memset( sum, 0, sizeof( sum ) );
gtk2k 0:74be48b504a5 387 }
gtk2k 0:74be48b504a5 388
gtk2k 0:74be48b504a5 389 /*
gtk2k 0:74be48b504a5 390 * SHA-1 HMAC process buffer
gtk2k 0:74be48b504a5 391 */
gtk2k 0:74be48b504a5 392 void sha1_hmac_update( sha1_context *ctx, const unsigned char *input, int ilen )
gtk2k 0:74be48b504a5 393 {
gtk2k 0:74be48b504a5 394 sha1_update( ctx, input, ilen );
gtk2k 0:74be48b504a5 395 }
gtk2k 0:74be48b504a5 396
gtk2k 0:74be48b504a5 397 /*
gtk2k 0:74be48b504a5 398 * SHA-1 HMAC final digest
gtk2k 0:74be48b504a5 399 */
gtk2k 0:74be48b504a5 400 void sha1_hmac_finish( sha1_context *ctx, unsigned char output[20] )
gtk2k 0:74be48b504a5 401 {
gtk2k 0:74be48b504a5 402 unsigned char tmpbuf[20];
gtk2k 0:74be48b504a5 403
gtk2k 0:74be48b504a5 404 sha1_finish( ctx, tmpbuf );
gtk2k 0:74be48b504a5 405 sha1_starts( ctx );
gtk2k 0:74be48b504a5 406 sha1_update( ctx, ctx->opad, 64 );
gtk2k 0:74be48b504a5 407 sha1_update( ctx, tmpbuf, 20 );
gtk2k 0:74be48b504a5 408 sha1_finish( ctx, output );
gtk2k 0:74be48b504a5 409
gtk2k 0:74be48b504a5 410 memset( tmpbuf, 0, sizeof( tmpbuf ) );
gtk2k 0:74be48b504a5 411 }
gtk2k 0:74be48b504a5 412
gtk2k 0:74be48b504a5 413 /*
gtk2k 0:74be48b504a5 414 * SHA1 HMAC context reset
gtk2k 0:74be48b504a5 415 */
gtk2k 0:74be48b504a5 416 void sha1_hmac_reset( sha1_context *ctx )
gtk2k 0:74be48b504a5 417 {
gtk2k 0:74be48b504a5 418 sha1_starts( ctx );
gtk2k 0:74be48b504a5 419 sha1_update( ctx, ctx->ipad, 64 );
gtk2k 0:74be48b504a5 420 }
gtk2k 0:74be48b504a5 421
gtk2k 0:74be48b504a5 422 /*
gtk2k 0:74be48b504a5 423 * output = HMAC-SHA-1( hmac key, input buffer )
gtk2k 0:74be48b504a5 424 */
gtk2k 0:74be48b504a5 425 void sha1_hmac( const unsigned char *key, int keylen,
gtk2k 0:74be48b504a5 426 const unsigned char *input, int ilen,
gtk2k 0:74be48b504a5 427 unsigned char output[20] )
gtk2k 0:74be48b504a5 428 {
gtk2k 0:74be48b504a5 429 sha1_context ctx;
gtk2k 0:74be48b504a5 430
gtk2k 0:74be48b504a5 431 sha1_hmac_starts( &ctx, key, keylen );
gtk2k 0:74be48b504a5 432 sha1_hmac_update( &ctx, input, ilen );
gtk2k 0:74be48b504a5 433 sha1_hmac_finish( &ctx, output );
gtk2k 0:74be48b504a5 434
gtk2k 0:74be48b504a5 435 memset( &ctx, 0, sizeof( sha1_context ) );
gtk2k 0:74be48b504a5 436 }
gtk2k 0:74be48b504a5 437
gtk2k 0:74be48b504a5 438 #if defined(POLARSSL_SELF_TEST)
gtk2k 0:74be48b504a5 439 /*
gtk2k 0:74be48b504a5 440 * FIPS-180-1 test vectors
gtk2k 0:74be48b504a5 441 */
gtk2k 0:74be48b504a5 442 static unsigned char sha1_test_buf[3][57] =
gtk2k 0:74be48b504a5 443 {
gtk2k 0:74be48b504a5 444 { "abc" },
gtk2k 0:74be48b504a5 445 { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" },
gtk2k 0:74be48b504a5 446 { "" }
gtk2k 0:74be48b504a5 447 };
gtk2k 0:74be48b504a5 448
gtk2k 0:74be48b504a5 449 static const int sha1_test_buflen[3] =
gtk2k 0:74be48b504a5 450 {
gtk2k 0:74be48b504a5 451 3, 56, 1000
gtk2k 0:74be48b504a5 452 };
gtk2k 0:74be48b504a5 453
gtk2k 0:74be48b504a5 454 static const unsigned char sha1_test_sum[3][20] =
gtk2k 0:74be48b504a5 455 {
gtk2k 0:74be48b504a5 456 { 0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E,
gtk2k 0:74be48b504a5 457 0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D },
gtk2k 0:74be48b504a5 458 { 0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE,
gtk2k 0:74be48b504a5 459 0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1 },
gtk2k 0:74be48b504a5 460 { 0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E,
gtk2k 0:74be48b504a5 461 0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F }
gtk2k 0:74be48b504a5 462 };
gtk2k 0:74be48b504a5 463
gtk2k 0:74be48b504a5 464 /*
gtk2k 0:74be48b504a5 465 * RFC 2202 test vectors
gtk2k 0:74be48b504a5 466 */
gtk2k 0:74be48b504a5 467 static unsigned char sha1_hmac_test_key[7][26] =
gtk2k 0:74be48b504a5 468 {
gtk2k 0:74be48b504a5 469 { "\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B\x0B"
gtk2k 0:74be48b504a5 470 "\x0B\x0B\x0B\x0B" },
gtk2k 0:74be48b504a5 471 { "Jefe" },
gtk2k 0:74be48b504a5 472 { "\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA"
gtk2k 0:74be48b504a5 473 "\xAA\xAA\xAA\xAA" },
gtk2k 0:74be48b504a5 474 { "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F\x10"
gtk2k 0:74be48b504a5 475 "\x11\x12\x13\x14\x15\x16\x17\x18\x19" },
gtk2k 0:74be48b504a5 476 { "\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C\x0C"
gtk2k 0:74be48b504a5 477 "\x0C\x0C\x0C\x0C" },
gtk2k 0:74be48b504a5 478 { "" }, /* 0xAA 80 times */
gtk2k 0:74be48b504a5 479 { "" }
gtk2k 0:74be48b504a5 480 };
gtk2k 0:74be48b504a5 481
gtk2k 0:74be48b504a5 482 static const int sha1_hmac_test_keylen[7] =
gtk2k 0:74be48b504a5 483 {
gtk2k 0:74be48b504a5 484 20, 4, 20, 25, 20, 80, 80
gtk2k 0:74be48b504a5 485 };
gtk2k 0:74be48b504a5 486
gtk2k 0:74be48b504a5 487 static unsigned char sha1_hmac_test_buf[7][74] =
gtk2k 0:74be48b504a5 488 {
gtk2k 0:74be48b504a5 489 { "Hi There" },
gtk2k 0:74be48b504a5 490 { "what do ya want for nothing?" },
gtk2k 0:74be48b504a5 491 { "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
gtk2k 0:74be48b504a5 492 "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
gtk2k 0:74be48b504a5 493 "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
gtk2k 0:74be48b504a5 494 "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD"
gtk2k 0:74be48b504a5 495 "\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD\xDD" },
gtk2k 0:74be48b504a5 496 { "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
gtk2k 0:74be48b504a5 497 "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
gtk2k 0:74be48b504a5 498 "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
gtk2k 0:74be48b504a5 499 "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD"
gtk2k 0:74be48b504a5 500 "\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD\xCD" },
gtk2k 0:74be48b504a5 501 { "Test With Truncation" },
gtk2k 0:74be48b504a5 502 { "Test Using Larger Than Block-Size Key - Hash Key First" },
gtk2k 0:74be48b504a5 503 { "Test Using Larger Than Block-Size Key and Larger"
gtk2k 0:74be48b504a5 504 " Than One Block-Size Data" }
gtk2k 0:74be48b504a5 505 };
gtk2k 0:74be48b504a5 506
gtk2k 0:74be48b504a5 507 static const int sha1_hmac_test_buflen[7] =
gtk2k 0:74be48b504a5 508 {
gtk2k 0:74be48b504a5 509 8, 28, 50, 50, 20, 54, 73
gtk2k 0:74be48b504a5 510 };
gtk2k 0:74be48b504a5 511
gtk2k 0:74be48b504a5 512 static const unsigned char sha1_hmac_test_sum[7][20] =
gtk2k 0:74be48b504a5 513 {
gtk2k 0:74be48b504a5 514 { 0xB6, 0x17, 0x31, 0x86, 0x55, 0x05, 0x72, 0x64, 0xE2, 0x8B,
gtk2k 0:74be48b504a5 515 0xC0, 0xB6, 0xFB, 0x37, 0x8C, 0x8E, 0xF1, 0x46, 0xBE, 0x00 },
gtk2k 0:74be48b504a5 516 { 0xEF, 0xFC, 0xDF, 0x6A, 0xE5, 0xEB, 0x2F, 0xA2, 0xD2, 0x74,
gtk2k 0:74be48b504a5 517 0x16, 0xD5, 0xF1, 0x84, 0xDF, 0x9C, 0x25, 0x9A, 0x7C, 0x79 },
gtk2k 0:74be48b504a5 518 { 0x12, 0x5D, 0x73, 0x42, 0xB9, 0xAC, 0x11, 0xCD, 0x91, 0xA3,
gtk2k 0:74be48b504a5 519 0x9A, 0xF4, 0x8A, 0xA1, 0x7B, 0x4F, 0x63, 0xF1, 0x75, 0xD3 },
gtk2k 0:74be48b504a5 520 { 0x4C, 0x90, 0x07, 0xF4, 0x02, 0x62, 0x50, 0xC6, 0xBC, 0x84,
gtk2k 0:74be48b504a5 521 0x14, 0xF9, 0xBF, 0x50, 0xC8, 0x6C, 0x2D, 0x72, 0x35, 0xDA },
gtk2k 0:74be48b504a5 522 { 0x4C, 0x1A, 0x03, 0x42, 0x4B, 0x55, 0xE0, 0x7F, 0xE7, 0xF2,
gtk2k 0:74be48b504a5 523 0x7B, 0xE1 },
gtk2k 0:74be48b504a5 524 { 0xAA, 0x4A, 0xE5, 0xE1, 0x52, 0x72, 0xD0, 0x0E, 0x95, 0x70,
gtk2k 0:74be48b504a5 525 0x56, 0x37, 0xCE, 0x8A, 0x3B, 0x55, 0xED, 0x40, 0x21, 0x12 },
gtk2k 0:74be48b504a5 526 { 0xE8, 0xE9, 0x9D, 0x0F, 0x45, 0x23, 0x7D, 0x78, 0x6D, 0x6B,
gtk2k 0:74be48b504a5 527 0xBA, 0xA7, 0x96, 0x5C, 0x78, 0x08, 0xBB, 0xFF, 0x1A, 0x91 }
gtk2k 0:74be48b504a5 528 };
gtk2k 0:74be48b504a5 529
gtk2k 0:74be48b504a5 530 /*
gtk2k 0:74be48b504a5 531 * Checkup routine
gtk2k 0:74be48b504a5 532 */
gtk2k 0:74be48b504a5 533 int sha1_self_test( int verbose )
gtk2k 0:74be48b504a5 534 {
gtk2k 0:74be48b504a5 535 int i, j, buflen;
gtk2k 0:74be48b504a5 536 unsigned char buf[1024];
gtk2k 0:74be48b504a5 537 unsigned char sha1sum[20];
gtk2k 0:74be48b504a5 538 sha1_context ctx;
gtk2k 0:74be48b504a5 539
gtk2k 0:74be48b504a5 540 /*
gtk2k 0:74be48b504a5 541 * SHA-1
gtk2k 0:74be48b504a5 542 */
gtk2k 0:74be48b504a5 543 for( i = 0; i < 3; i++ )
gtk2k 0:74be48b504a5 544 {
gtk2k 0:74be48b504a5 545 if( verbose != 0 )
gtk2k 0:74be48b504a5 546 printf( " SHA-1 test #%d: ", i + 1 );
gtk2k 0:74be48b504a5 547
gtk2k 0:74be48b504a5 548 sha1_starts( &ctx );
gtk2k 0:74be48b504a5 549
gtk2k 0:74be48b504a5 550 if( i == 2 )
gtk2k 0:74be48b504a5 551 {
gtk2k 0:74be48b504a5 552 memset( buf, 'a', buflen = 1000 );
gtk2k 0:74be48b504a5 553
gtk2k 0:74be48b504a5 554 for( j = 0; j < 1000; j++ )
gtk2k 0:74be48b504a5 555 sha1_update( &ctx, buf, buflen );
gtk2k 0:74be48b504a5 556 }
gtk2k 0:74be48b504a5 557 else
gtk2k 0:74be48b504a5 558 sha1_update( &ctx, sha1_test_buf[i],
gtk2k 0:74be48b504a5 559 sha1_test_buflen[i] );
gtk2k 0:74be48b504a5 560
gtk2k 0:74be48b504a5 561 sha1_finish( &ctx, sha1sum );
gtk2k 0:74be48b504a5 562
gtk2k 0:74be48b504a5 563 if( memcmp( sha1sum, sha1_test_sum[i], 20 ) != 0 )
gtk2k 0:74be48b504a5 564 {
gtk2k 0:74be48b504a5 565 if( verbose != 0 )
gtk2k 0:74be48b504a5 566 printf( "failed\n" );
gtk2k 0:74be48b504a5 567
gtk2k 0:74be48b504a5 568 return( 1 );
gtk2k 0:74be48b504a5 569 }
gtk2k 0:74be48b504a5 570
gtk2k 0:74be48b504a5 571 if( verbose != 0 )
gtk2k 0:74be48b504a5 572 printf( "passed\n" );
gtk2k 0:74be48b504a5 573 }
gtk2k 0:74be48b504a5 574
gtk2k 0:74be48b504a5 575 if( verbose != 0 )
gtk2k 0:74be48b504a5 576 printf( "\n" );
gtk2k 0:74be48b504a5 577
gtk2k 0:74be48b504a5 578 for( i = 0; i < 7; i++ )
gtk2k 0:74be48b504a5 579 {
gtk2k 0:74be48b504a5 580 if( verbose != 0 )
gtk2k 0:74be48b504a5 581 printf( " HMAC-SHA-1 test #%d: ", i + 1 );
gtk2k 0:74be48b504a5 582
gtk2k 0:74be48b504a5 583 if( i == 5 || i == 6 )
gtk2k 0:74be48b504a5 584 {
gtk2k 0:74be48b504a5 585 memset( buf, '\xAA', buflen = 80 );
gtk2k 0:74be48b504a5 586 sha1_hmac_starts( &ctx, buf, buflen );
gtk2k 0:74be48b504a5 587 }
gtk2k 0:74be48b504a5 588 else
gtk2k 0:74be48b504a5 589 sha1_hmac_starts( &ctx, sha1_hmac_test_key[i],
gtk2k 0:74be48b504a5 590 sha1_hmac_test_keylen[i] );
gtk2k 0:74be48b504a5 591
gtk2k 0:74be48b504a5 592 sha1_hmac_update( &ctx, sha1_hmac_test_buf[i],
gtk2k 0:74be48b504a5 593 sha1_hmac_test_buflen[i] );
gtk2k 0:74be48b504a5 594
gtk2k 0:74be48b504a5 595 sha1_hmac_finish( &ctx, sha1sum );
gtk2k 0:74be48b504a5 596
gtk2k 0:74be48b504a5 597 buflen = ( i == 4 ) ? 12 : 20;
gtk2k 0:74be48b504a5 598
gtk2k 0:74be48b504a5 599 if( memcmp( sha1sum, sha1_hmac_test_sum[i], buflen ) != 0 )
gtk2k 0:74be48b504a5 600 {
gtk2k 0:74be48b504a5 601 if( verbose != 0 )
gtk2k 0:74be48b504a5 602 printf( "failed\n" );
gtk2k 0:74be48b504a5 603
gtk2k 0:74be48b504a5 604 return( 1 );
gtk2k 0:74be48b504a5 605 }
gtk2k 0:74be48b504a5 606
gtk2k 0:74be48b504a5 607 if( verbose != 0 )
gtk2k 0:74be48b504a5 608 printf( "passed\n" );
gtk2k 0:74be48b504a5 609 }
gtk2k 0:74be48b504a5 610
gtk2k 0:74be48b504a5 611 if( verbose != 0 )
gtk2k 0:74be48b504a5 612 printf( "\n" );
gtk2k 0:74be48b504a5 613
gtk2k 0:74be48b504a5 614 return( 0 );
gtk2k 0:74be48b504a5 615 }
gtk2k 0:74be48b504a5 616
gtk2k 0:74be48b504a5 617 #endif
gtk2k 0:74be48b504a5 618
gtk2k 0:74be48b504a5 619 #endif