Austin Blackstone / Mbed 2 deprecated client-lwip-lightswitch-demo-expanded

mbed client lightswitch demo

Dependencies:   mbed Socket lwip-eth lwip-sys lwip

Fork of mbed-client-classic-example-lwip by Austin Blackstone

mbedtls/source/ripemd160.c@11:cada08fc8a70, 2016-06-09 (annotated)

Committer:
mbedAustin
Date:
Thu Jun 09 17:08:36 2016 +0000
Revision:
11:cada08fc8a70
Commit for public Consumption

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbedAustin 11:cada08fc8a70 1 /*
mbedAustin 11:cada08fc8a70 2 * RIPE MD-160 implementation
mbedAustin 11:cada08fc8a70 3 *
mbedAustin 11:cada08fc8a70 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
mbedAustin 11:cada08fc8a70 5 * SPDX-License-Identifier: Apache-2.0
mbedAustin 11:cada08fc8a70 6 *
mbedAustin 11:cada08fc8a70 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
mbedAustin 11:cada08fc8a70 8 * not use this file except in compliance with the License.
mbedAustin 11:cada08fc8a70 9 * You may obtain a copy of the License at
mbedAustin 11:cada08fc8a70 10 *
mbedAustin 11:cada08fc8a70 11 * http://www.apache.org/licenses/LICENSE-2.0
mbedAustin 11:cada08fc8a70 12 *
mbedAustin 11:cada08fc8a70 13 * Unless required by applicable law or agreed to in writing, software
mbedAustin 11:cada08fc8a70 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
mbedAustin 11:cada08fc8a70 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbedAustin 11:cada08fc8a70 16 * See the License for the specific language governing permissions and
mbedAustin 11:cada08fc8a70 17 * limitations under the License.
mbedAustin 11:cada08fc8a70 18 *
mbedAustin 11:cada08fc8a70 19 * This file is part of mbed TLS (https://tls.mbed.org)
mbedAustin 11:cada08fc8a70 20 */
mbedAustin 11:cada08fc8a70 21
mbedAustin 11:cada08fc8a70 22 /*
mbedAustin 11:cada08fc8a70 23 * The RIPEMD-160 algorithm was designed by RIPE in 1996
mbedAustin 11:cada08fc8a70 24 * http://homes.esat.kuleuven.be/~bosselae/mbedtls_ripemd160.html
mbedAustin 11:cada08fc8a70 25 * http://ehash.iaik.tugraz.at/wiki/RIPEMD-160
mbedAustin 11:cada08fc8a70 26 */
mbedAustin 11:cada08fc8a70 27
mbedAustin 11:cada08fc8a70 28 #if !defined(MBEDTLS_CONFIG_FILE)
mbedAustin 11:cada08fc8a70 29 #include "mbedtls/config.h"
mbedAustin 11:cada08fc8a70 30 #else
mbedAustin 11:cada08fc8a70 31 #include MBEDTLS_CONFIG_FILE
mbedAustin 11:cada08fc8a70 32 #endif
mbedAustin 11:cada08fc8a70 33
mbedAustin 11:cada08fc8a70 34 #if defined(MBEDTLS_RIPEMD160_C)
mbedAustin 11:cada08fc8a70 35
mbedAustin 11:cada08fc8a70 36 #include "mbedtls/ripemd160.h"
mbedAustin 11:cada08fc8a70 37
mbedAustin 11:cada08fc8a70 38 #include <string.h>
mbedAustin 11:cada08fc8a70 39
mbedAustin 11:cada08fc8a70 40 #if defined(MBEDTLS_SELF_TEST)
mbedAustin 11:cada08fc8a70 41 #if defined(MBEDTLS_PLATFORM_C)
mbedAustin 11:cada08fc8a70 42 #include "mbedtls/platform.h"
mbedAustin 11:cada08fc8a70 43 #else
mbedAustin 11:cada08fc8a70 44 #include <stdio.h>
mbedAustin 11:cada08fc8a70 45 #define mbedtls_printf printf
mbedAustin 11:cada08fc8a70 46 #endif /* MBEDTLS_PLATFORM_C */
mbedAustin 11:cada08fc8a70 47 #endif /* MBEDTLS_SELF_TEST */
mbedAustin 11:cada08fc8a70 48
mbedAustin 11:cada08fc8a70 49 /*
mbedAustin 11:cada08fc8a70 50 * 32-bit integer manipulation macros (little endian)
mbedAustin 11:cada08fc8a70 51 */
mbedAustin 11:cada08fc8a70 52 #ifndef GET_UINT32_LE
mbedAustin 11:cada08fc8a70 53 #define GET_UINT32_LE(n,b,i) \
mbedAustin 11:cada08fc8a70 54 { \
mbedAustin 11:cada08fc8a70 55 (n) = ( (uint32_t) (b)[(i) ] ) \
mbedAustin 11:cada08fc8a70 56 | ( (uint32_t) (b)[(i) + 1] << 8 ) \
mbedAustin 11:cada08fc8a70 57 | ( (uint32_t) (b)[(i) + 2] << 16 ) \
mbedAustin 11:cada08fc8a70 58 | ( (uint32_t) (b)[(i) + 3] << 24 ); \
mbedAustin 11:cada08fc8a70 59 }
mbedAustin 11:cada08fc8a70 60 #endif
mbedAustin 11:cada08fc8a70 61
mbedAustin 11:cada08fc8a70 62 #ifndef PUT_UINT32_LE
mbedAustin 11:cada08fc8a70 63 #define PUT_UINT32_LE(n,b,i) \
mbedAustin 11:cada08fc8a70 64 { \
mbedAustin 11:cada08fc8a70 65 (b)[(i) ] = (unsigned char) ( ( (n) ) & 0xFF ); \
mbedAustin 11:cada08fc8a70 66 (b)[(i) + 1] = (unsigned char) ( ( (n) >> 8 ) & 0xFF ); \
mbedAustin 11:cada08fc8a70 67 (b)[(i) + 2] = (unsigned char) ( ( (n) >> 16 ) & 0xFF ); \
mbedAustin 11:cada08fc8a70 68 (b)[(i) + 3] = (unsigned char) ( ( (n) >> 24 ) & 0xFF ); \
mbedAustin 11:cada08fc8a70 69 }
mbedAustin 11:cada08fc8a70 70 #endif
mbedAustin 11:cada08fc8a70 71
mbedAustin 11:cada08fc8a70 72 /* Implementation that should never be optimized out by the compiler */
mbedAustin 11:cada08fc8a70 73 static void mbedtls_zeroize( void *v, size_t n ) {
mbedAustin 11:cada08fc8a70 74 volatile unsigned char *p = v; while( n-- ) *p++ = 0;
mbedAustin 11:cada08fc8a70 75 }
mbedAustin 11:cada08fc8a70 76
mbedAustin 11:cada08fc8a70 77 void mbedtls_ripemd160_init( mbedtls_ripemd160_context *ctx )
mbedAustin 11:cada08fc8a70 78 {
mbedAustin 11:cada08fc8a70 79 memset( ctx, 0, sizeof( mbedtls_ripemd160_context ) );
mbedAustin 11:cada08fc8a70 80 }
mbedAustin 11:cada08fc8a70 81
mbedAustin 11:cada08fc8a70 82 void mbedtls_ripemd160_free( mbedtls_ripemd160_context *ctx )
mbedAustin 11:cada08fc8a70 83 {
mbedAustin 11:cada08fc8a70 84 if( ctx == NULL )
mbedAustin 11:cada08fc8a70 85 return;
mbedAustin 11:cada08fc8a70 86
mbedAustin 11:cada08fc8a70 87 mbedtls_zeroize( ctx, sizeof( mbedtls_ripemd160_context ) );
mbedAustin 11:cada08fc8a70 88 }
mbedAustin 11:cada08fc8a70 89
mbedAustin 11:cada08fc8a70 90 void mbedtls_ripemd160_clone( mbedtls_ripemd160_context *dst,
mbedAustin 11:cada08fc8a70 91 const mbedtls_ripemd160_context *src )
mbedAustin 11:cada08fc8a70 92 {
mbedAustin 11:cada08fc8a70 93 *dst = *src;
mbedAustin 11:cada08fc8a70 94 }
mbedAustin 11:cada08fc8a70 95
mbedAustin 11:cada08fc8a70 96 /*
mbedAustin 11:cada08fc8a70 97 * RIPEMD-160 context setup
mbedAustin 11:cada08fc8a70 98 */
mbedAustin 11:cada08fc8a70 99 void mbedtls_ripemd160_starts( mbedtls_ripemd160_context *ctx )
mbedAustin 11:cada08fc8a70 100 {
mbedAustin 11:cada08fc8a70 101 ctx->total[0] = 0;
mbedAustin 11:cada08fc8a70 102 ctx->total[1] = 0;
mbedAustin 11:cada08fc8a70 103
mbedAustin 11:cada08fc8a70 104 ctx->state[0] = 0x67452301;
mbedAustin 11:cada08fc8a70 105 ctx->state[1] = 0xEFCDAB89;
mbedAustin 11:cada08fc8a70 106 ctx->state[2] = 0x98BADCFE;
mbedAustin 11:cada08fc8a70 107 ctx->state[3] = 0x10325476;
mbedAustin 11:cada08fc8a70 108 ctx->state[4] = 0xC3D2E1F0;
mbedAustin 11:cada08fc8a70 109 }
mbedAustin 11:cada08fc8a70 110
mbedAustin 11:cada08fc8a70 111 #if !defined(MBEDTLS_RIPEMD160_PROCESS_ALT)
mbedAustin 11:cada08fc8a70 112 /*
mbedAustin 11:cada08fc8a70 113 * Process one block
mbedAustin 11:cada08fc8a70 114 */
mbedAustin 11:cada08fc8a70 115 void mbedtls_ripemd160_process( mbedtls_ripemd160_context *ctx, const unsigned char data[64] )
mbedAustin 11:cada08fc8a70 116 {
mbedAustin 11:cada08fc8a70 117 uint32_t A, B, C, D, E, Ap, Bp, Cp, Dp, Ep, X[16];
mbedAustin 11:cada08fc8a70 118
mbedAustin 11:cada08fc8a70 119 GET_UINT32_LE( X[ 0], data, 0 );
mbedAustin 11:cada08fc8a70 120 GET_UINT32_LE( X[ 1], data, 4 );
mbedAustin 11:cada08fc8a70 121 GET_UINT32_LE( X[ 2], data, 8 );
mbedAustin 11:cada08fc8a70 122 GET_UINT32_LE( X[ 3], data, 12 );
mbedAustin 11:cada08fc8a70 123 GET_UINT32_LE( X[ 4], data, 16 );
mbedAustin 11:cada08fc8a70 124 GET_UINT32_LE( X[ 5], data, 20 );
mbedAustin 11:cada08fc8a70 125 GET_UINT32_LE( X[ 6], data, 24 );
mbedAustin 11:cada08fc8a70 126 GET_UINT32_LE( X[ 7], data, 28 );
mbedAustin 11:cada08fc8a70 127 GET_UINT32_LE( X[ 8], data, 32 );
mbedAustin 11:cada08fc8a70 128 GET_UINT32_LE( X[ 9], data, 36 );
mbedAustin 11:cada08fc8a70 129 GET_UINT32_LE( X[10], data, 40 );
mbedAustin 11:cada08fc8a70 130 GET_UINT32_LE( X[11], data, 44 );
mbedAustin 11:cada08fc8a70 131 GET_UINT32_LE( X[12], data, 48 );
mbedAustin 11:cada08fc8a70 132 GET_UINT32_LE( X[13], data, 52 );
mbedAustin 11:cada08fc8a70 133 GET_UINT32_LE( X[14], data, 56 );
mbedAustin 11:cada08fc8a70 134 GET_UINT32_LE( X[15], data, 60 );
mbedAustin 11:cada08fc8a70 135
mbedAustin 11:cada08fc8a70 136 A = Ap = ctx->state[0];
mbedAustin 11:cada08fc8a70 137 B = Bp = ctx->state[1];
mbedAustin 11:cada08fc8a70 138 C = Cp = ctx->state[2];
mbedAustin 11:cada08fc8a70 139 D = Dp = ctx->state[3];
mbedAustin 11:cada08fc8a70 140 E = Ep = ctx->state[4];
mbedAustin 11:cada08fc8a70 141
mbedAustin 11:cada08fc8a70 142 #define F1( x, y, z ) ( x ^ y ^ z )
mbedAustin 11:cada08fc8a70 143 #define F2( x, y, z ) ( ( x & y ) | ( ~x & z ) )
mbedAustin 11:cada08fc8a70 144 #define F3( x, y, z ) ( ( x | ~y ) ^ z )
mbedAustin 11:cada08fc8a70 145 #define F4( x, y, z ) ( ( x & z ) | ( y & ~z ) )
mbedAustin 11:cada08fc8a70 146 #define F5( x, y, z ) ( x ^ ( y | ~z ) )
mbedAustin 11:cada08fc8a70 147
mbedAustin 11:cada08fc8a70 148 #define S( x, n ) ( ( x << n ) | ( x >> (32 - n) ) )
mbedAustin 11:cada08fc8a70 149
mbedAustin 11:cada08fc8a70 150 #define P( a, b, c, d, e, r, s, f, k ) \
mbedAustin 11:cada08fc8a70 151 a += f( b, c, d ) + X[r] + k; \
mbedAustin 11:cada08fc8a70 152 a = S( a, s ) + e; \
mbedAustin 11:cada08fc8a70 153 c = S( c, 10 );
mbedAustin 11:cada08fc8a70 154
mbedAustin 11:cada08fc8a70 155 #define P2( a, b, c, d, e, r, s, rp, sp ) \
mbedAustin 11:cada08fc8a70 156 P( a, b, c, d, e, r, s, F, K ); \
mbedAustin 11:cada08fc8a70 157 P( a ## p, b ## p, c ## p, d ## p, e ## p, rp, sp, Fp, Kp );
mbedAustin 11:cada08fc8a70 158
mbedAustin 11:cada08fc8a70 159 #define F F1
mbedAustin 11:cada08fc8a70 160 #define K 0x00000000
mbedAustin 11:cada08fc8a70 161 #define Fp F5
mbedAustin 11:cada08fc8a70 162 #define Kp 0x50A28BE6
mbedAustin 11:cada08fc8a70 163 P2( A, B, C, D, E, 0, 11, 5, 8 );
mbedAustin 11:cada08fc8a70 164 P2( E, A, B, C, D, 1, 14, 14, 9 );
mbedAustin 11:cada08fc8a70 165 P2( D, E, A, B, C, 2, 15, 7, 9 );
mbedAustin 11:cada08fc8a70 166 P2( C, D, E, A, B, 3, 12, 0, 11 );
mbedAustin 11:cada08fc8a70 167 P2( B, C, D, E, A, 4, 5, 9, 13 );
mbedAustin 11:cada08fc8a70 168 P2( A, B, C, D, E, 5, 8, 2, 15 );
mbedAustin 11:cada08fc8a70 169 P2( E, A, B, C, D, 6, 7, 11, 15 );
mbedAustin 11:cada08fc8a70 170 P2( D, E, A, B, C, 7, 9, 4, 5 );
mbedAustin 11:cada08fc8a70 171 P2( C, D, E, A, B, 8, 11, 13, 7 );
mbedAustin 11:cada08fc8a70 172 P2( B, C, D, E, A, 9, 13, 6, 7 );
mbedAustin 11:cada08fc8a70 173 P2( A, B, C, D, E, 10, 14, 15, 8 );
mbedAustin 11:cada08fc8a70 174 P2( E, A, B, C, D, 11, 15, 8, 11 );
mbedAustin 11:cada08fc8a70 175 P2( D, E, A, B, C, 12, 6, 1, 14 );
mbedAustin 11:cada08fc8a70 176 P2( C, D, E, A, B, 13, 7, 10, 14 );
mbedAustin 11:cada08fc8a70 177 P2( B, C, D, E, A, 14, 9, 3, 12 );
mbedAustin 11:cada08fc8a70 178 P2( A, B, C, D, E, 15, 8, 12, 6 );
mbedAustin 11:cada08fc8a70 179 #undef F
mbedAustin 11:cada08fc8a70 180 #undef K
mbedAustin 11:cada08fc8a70 181 #undef Fp
mbedAustin 11:cada08fc8a70 182 #undef Kp
mbedAustin 11:cada08fc8a70 183
mbedAustin 11:cada08fc8a70 184 #define F F2
mbedAustin 11:cada08fc8a70 185 #define K 0x5A827999
mbedAustin 11:cada08fc8a70 186 #define Fp F4
mbedAustin 11:cada08fc8a70 187 #define Kp 0x5C4DD124
mbedAustin 11:cada08fc8a70 188 P2( E, A, B, C, D, 7, 7, 6, 9 );
mbedAustin 11:cada08fc8a70 189 P2( D, E, A, B, C, 4, 6, 11, 13 );
mbedAustin 11:cada08fc8a70 190 P2( C, D, E, A, B, 13, 8, 3, 15 );
mbedAustin 11:cada08fc8a70 191 P2( B, C, D, E, A, 1, 13, 7, 7 );
mbedAustin 11:cada08fc8a70 192 P2( A, B, C, D, E, 10, 11, 0, 12 );
mbedAustin 11:cada08fc8a70 193 P2( E, A, B, C, D, 6, 9, 13, 8 );
mbedAustin 11:cada08fc8a70 194 P2( D, E, A, B, C, 15, 7, 5, 9 );
mbedAustin 11:cada08fc8a70 195 P2( C, D, E, A, B, 3, 15, 10, 11 );
mbedAustin 11:cada08fc8a70 196 P2( B, C, D, E, A, 12, 7, 14, 7 );
mbedAustin 11:cada08fc8a70 197 P2( A, B, C, D, E, 0, 12, 15, 7 );
mbedAustin 11:cada08fc8a70 198 P2( E, A, B, C, D, 9, 15, 8, 12 );
mbedAustin 11:cada08fc8a70 199 P2( D, E, A, B, C, 5, 9, 12, 7 );
mbedAustin 11:cada08fc8a70 200 P2( C, D, E, A, B, 2, 11, 4, 6 );
mbedAustin 11:cada08fc8a70 201 P2( B, C, D, E, A, 14, 7, 9, 15 );
mbedAustin 11:cada08fc8a70 202 P2( A, B, C, D, E, 11, 13, 1, 13 );
mbedAustin 11:cada08fc8a70 203 P2( E, A, B, C, D, 8, 12, 2, 11 );
mbedAustin 11:cada08fc8a70 204 #undef F
mbedAustin 11:cada08fc8a70 205 #undef K
mbedAustin 11:cada08fc8a70 206 #undef Fp
mbedAustin 11:cada08fc8a70 207 #undef Kp
mbedAustin 11:cada08fc8a70 208
mbedAustin 11:cada08fc8a70 209 #define F F3
mbedAustin 11:cada08fc8a70 210 #define K 0x6ED9EBA1
mbedAustin 11:cada08fc8a70 211 #define Fp F3
mbedAustin 11:cada08fc8a70 212 #define Kp 0x6D703EF3
mbedAustin 11:cada08fc8a70 213 P2( D, E, A, B, C, 3, 11, 15, 9 );
mbedAustin 11:cada08fc8a70 214 P2( C, D, E, A, B, 10, 13, 5, 7 );
mbedAustin 11:cada08fc8a70 215 P2( B, C, D, E, A, 14, 6, 1, 15 );
mbedAustin 11:cada08fc8a70 216 P2( A, B, C, D, E, 4, 7, 3, 11 );
mbedAustin 11:cada08fc8a70 217 P2( E, A, B, C, D, 9, 14, 7, 8 );
mbedAustin 11:cada08fc8a70 218 P2( D, E, A, B, C, 15, 9, 14, 6 );
mbedAustin 11:cada08fc8a70 219 P2( C, D, E, A, B, 8, 13, 6, 6 );
mbedAustin 11:cada08fc8a70 220 P2( B, C, D, E, A, 1, 15, 9, 14 );
mbedAustin 11:cada08fc8a70 221 P2( A, B, C, D, E, 2, 14, 11, 12 );
mbedAustin 11:cada08fc8a70 222 P2( E, A, B, C, D, 7, 8, 8, 13 );
mbedAustin 11:cada08fc8a70 223 P2( D, E, A, B, C, 0, 13, 12, 5 );
mbedAustin 11:cada08fc8a70 224 P2( C, D, E, A, B, 6, 6, 2, 14 );
mbedAustin 11:cada08fc8a70 225 P2( B, C, D, E, A, 13, 5, 10, 13 );
mbedAustin 11:cada08fc8a70 226 P2( A, B, C, D, E, 11, 12, 0, 13 );
mbedAustin 11:cada08fc8a70 227 P2( E, A, B, C, D, 5, 7, 4, 7 );
mbedAustin 11:cada08fc8a70 228 P2( D, E, A, B, C, 12, 5, 13, 5 );
mbedAustin 11:cada08fc8a70 229 #undef F
mbedAustin 11:cada08fc8a70 230 #undef K
mbedAustin 11:cada08fc8a70 231 #undef Fp
mbedAustin 11:cada08fc8a70 232 #undef Kp
mbedAustin 11:cada08fc8a70 233
mbedAustin 11:cada08fc8a70 234 #define F F4
mbedAustin 11:cada08fc8a70 235 #define K 0x8F1BBCDC
mbedAustin 11:cada08fc8a70 236 #define Fp F2
mbedAustin 11:cada08fc8a70 237 #define Kp 0x7A6D76E9
mbedAustin 11:cada08fc8a70 238 P2( C, D, E, A, B, 1, 11, 8, 15 );
mbedAustin 11:cada08fc8a70 239 P2( B, C, D, E, A, 9, 12, 6, 5 );
mbedAustin 11:cada08fc8a70 240 P2( A, B, C, D, E, 11, 14, 4, 8 );
mbedAustin 11:cada08fc8a70 241 P2( E, A, B, C, D, 10, 15, 1, 11 );
mbedAustin 11:cada08fc8a70 242 P2( D, E, A, B, C, 0, 14, 3, 14 );
mbedAustin 11:cada08fc8a70 243 P2( C, D, E, A, B, 8, 15, 11, 14 );
mbedAustin 11:cada08fc8a70 244 P2( B, C, D, E, A, 12, 9, 15, 6 );
mbedAustin 11:cada08fc8a70 245 P2( A, B, C, D, E, 4, 8, 0, 14 );
mbedAustin 11:cada08fc8a70 246 P2( E, A, B, C, D, 13, 9, 5, 6 );
mbedAustin 11:cada08fc8a70 247 P2( D, E, A, B, C, 3, 14, 12, 9 );
mbedAustin 11:cada08fc8a70 248 P2( C, D, E, A, B, 7, 5, 2, 12 );
mbedAustin 11:cada08fc8a70 249 P2( B, C, D, E, A, 15, 6, 13, 9 );
mbedAustin 11:cada08fc8a70 250 P2( A, B, C, D, E, 14, 8, 9, 12 );
mbedAustin 11:cada08fc8a70 251 P2( E, A, B, C, D, 5, 6, 7, 5 );
mbedAustin 11:cada08fc8a70 252 P2( D, E, A, B, C, 6, 5, 10, 15 );
mbedAustin 11:cada08fc8a70 253 P2( C, D, E, A, B, 2, 12, 14, 8 );
mbedAustin 11:cada08fc8a70 254 #undef F
mbedAustin 11:cada08fc8a70 255 #undef K
mbedAustin 11:cada08fc8a70 256 #undef Fp
mbedAustin 11:cada08fc8a70 257 #undef Kp
mbedAustin 11:cada08fc8a70 258
mbedAustin 11:cada08fc8a70 259 #define F F5
mbedAustin 11:cada08fc8a70 260 #define K 0xA953FD4E
mbedAustin 11:cada08fc8a70 261 #define Fp F1
mbedAustin 11:cada08fc8a70 262 #define Kp 0x00000000
mbedAustin 11:cada08fc8a70 263 P2( B, C, D, E, A, 4, 9, 12, 8 );
mbedAustin 11:cada08fc8a70 264 P2( A, B, C, D, E, 0, 15, 15, 5 );
mbedAustin 11:cada08fc8a70 265 P2( E, A, B, C, D, 5, 5, 10, 12 );
mbedAustin 11:cada08fc8a70 266 P2( D, E, A, B, C, 9, 11, 4, 9 );
mbedAustin 11:cada08fc8a70 267 P2( C, D, E, A, B, 7, 6, 1, 12 );
mbedAustin 11:cada08fc8a70 268 P2( B, C, D, E, A, 12, 8, 5, 5 );
mbedAustin 11:cada08fc8a70 269 P2( A, B, C, D, E, 2, 13, 8, 14 );
mbedAustin 11:cada08fc8a70 270 P2( E, A, B, C, D, 10, 12, 7, 6 );
mbedAustin 11:cada08fc8a70 271 P2( D, E, A, B, C, 14, 5, 6, 8 );
mbedAustin 11:cada08fc8a70 272 P2( C, D, E, A, B, 1, 12, 2, 13 );
mbedAustin 11:cada08fc8a70 273 P2( B, C, D, E, A, 3, 13, 13, 6 );
mbedAustin 11:cada08fc8a70 274 P2( A, B, C, D, E, 8, 14, 14, 5 );
mbedAustin 11:cada08fc8a70 275 P2( E, A, B, C, D, 11, 11, 0, 15 );
mbedAustin 11:cada08fc8a70 276 P2( D, E, A, B, C, 6, 8, 3, 13 );
mbedAustin 11:cada08fc8a70 277 P2( C, D, E, A, B, 15, 5, 9, 11 );
mbedAustin 11:cada08fc8a70 278 P2( B, C, D, E, A, 13, 6, 11, 11 );
mbedAustin 11:cada08fc8a70 279 #undef F
mbedAustin 11:cada08fc8a70 280 #undef K
mbedAustin 11:cada08fc8a70 281 #undef Fp
mbedAustin 11:cada08fc8a70 282 #undef Kp
mbedAustin 11:cada08fc8a70 283
mbedAustin 11:cada08fc8a70 284 C = ctx->state[1] + C + Dp;
mbedAustin 11:cada08fc8a70 285 ctx->state[1] = ctx->state[2] + D + Ep;
mbedAustin 11:cada08fc8a70 286 ctx->state[2] = ctx->state[3] + E + Ap;
mbedAustin 11:cada08fc8a70 287 ctx->state[3] = ctx->state[4] + A + Bp;
mbedAustin 11:cada08fc8a70 288 ctx->state[4] = ctx->state[0] + B + Cp;
mbedAustin 11:cada08fc8a70 289 ctx->state[0] = C;
mbedAustin 11:cada08fc8a70 290 }
mbedAustin 11:cada08fc8a70 291 #endif /* !MBEDTLS_RIPEMD160_PROCESS_ALT */
mbedAustin 11:cada08fc8a70 292
mbedAustin 11:cada08fc8a70 293 /*
mbedAustin 11:cada08fc8a70 294 * RIPEMD-160 process buffer
mbedAustin 11:cada08fc8a70 295 */
mbedAustin 11:cada08fc8a70 296 void mbedtls_ripemd160_update( mbedtls_ripemd160_context *ctx,
mbedAustin 11:cada08fc8a70 297 const unsigned char *input, size_t ilen )
mbedAustin 11:cada08fc8a70 298 {
mbedAustin 11:cada08fc8a70 299 size_t fill;
mbedAustin 11:cada08fc8a70 300 uint32_t left;
mbedAustin 11:cada08fc8a70 301
mbedAustin 11:cada08fc8a70 302 if( ilen == 0 )
mbedAustin 11:cada08fc8a70 303 return;
mbedAustin 11:cada08fc8a70 304
mbedAustin 11:cada08fc8a70 305 left = ctx->total[0] & 0x3F;
mbedAustin 11:cada08fc8a70 306 fill = 64 - left;
mbedAustin 11:cada08fc8a70 307
mbedAustin 11:cada08fc8a70 308 ctx->total[0] += (uint32_t) ilen;
mbedAustin 11:cada08fc8a70 309 ctx->total[0] &= 0xFFFFFFFF;
mbedAustin 11:cada08fc8a70 310
mbedAustin 11:cada08fc8a70 311 if( ctx->total[0] < (uint32_t) ilen )
mbedAustin 11:cada08fc8a70 312 ctx->total[1]++;
mbedAustin 11:cada08fc8a70 313
mbedAustin 11:cada08fc8a70 314 if( left && ilen >= fill )
mbedAustin 11:cada08fc8a70 315 {
mbedAustin 11:cada08fc8a70 316 memcpy( (void *) (ctx->buffer + left), input, fill );
mbedAustin 11:cada08fc8a70 317 mbedtls_ripemd160_process( ctx, ctx->buffer );
mbedAustin 11:cada08fc8a70 318 input += fill;
mbedAustin 11:cada08fc8a70 319 ilen -= fill;
mbedAustin 11:cada08fc8a70 320 left = 0;
mbedAustin 11:cada08fc8a70 321 }
mbedAustin 11:cada08fc8a70 322
mbedAustin 11:cada08fc8a70 323 while( ilen >= 64 )
mbedAustin 11:cada08fc8a70 324 {
mbedAustin 11:cada08fc8a70 325 mbedtls_ripemd160_process( ctx, input );
mbedAustin 11:cada08fc8a70 326 input += 64;
mbedAustin 11:cada08fc8a70 327 ilen -= 64;
mbedAustin 11:cada08fc8a70 328 }
mbedAustin 11:cada08fc8a70 329
mbedAustin 11:cada08fc8a70 330 if( ilen > 0 )
mbedAustin 11:cada08fc8a70 331 {
mbedAustin 11:cada08fc8a70 332 memcpy( (void *) (ctx->buffer + left), input, ilen );
mbedAustin 11:cada08fc8a70 333 }
mbedAustin 11:cada08fc8a70 334 }
mbedAustin 11:cada08fc8a70 335
mbedAustin 11:cada08fc8a70 336 static const unsigned char ripemd160_padding[64] =
mbedAustin 11:cada08fc8a70 337 {
mbedAustin 11:cada08fc8a70 338 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
mbedAustin 11:cada08fc8a70 339 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
mbedAustin 11:cada08fc8a70 340 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
mbedAustin 11:cada08fc8a70 341 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
mbedAustin 11:cada08fc8a70 342 };
mbedAustin 11:cada08fc8a70 343
mbedAustin 11:cada08fc8a70 344 /*
mbedAustin 11:cada08fc8a70 345 * RIPEMD-160 final digest
mbedAustin 11:cada08fc8a70 346 */
mbedAustin 11:cada08fc8a70 347 void mbedtls_ripemd160_finish( mbedtls_ripemd160_context *ctx, unsigned char output[20] )
mbedAustin 11:cada08fc8a70 348 {
mbedAustin 11:cada08fc8a70 349 uint32_t last, padn;
mbedAustin 11:cada08fc8a70 350 uint32_t high, low;
mbedAustin 11:cada08fc8a70 351 unsigned char msglen[8];
mbedAustin 11:cada08fc8a70 352
mbedAustin 11:cada08fc8a70 353 high = ( ctx->total[0] >> 29 )
mbedAustin 11:cada08fc8a70 354 | ( ctx->total[1] << 3 );
mbedAustin 11:cada08fc8a70 355 low = ( ctx->total[0] << 3 );
mbedAustin 11:cada08fc8a70 356
mbedAustin 11:cada08fc8a70 357 PUT_UINT32_LE( low, msglen, 0 );
mbedAustin 11:cada08fc8a70 358 PUT_UINT32_LE( high, msglen, 4 );
mbedAustin 11:cada08fc8a70 359
mbedAustin 11:cada08fc8a70 360 last = ctx->total[0] & 0x3F;
mbedAustin 11:cada08fc8a70 361 padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last );
mbedAustin 11:cada08fc8a70 362
mbedAustin 11:cada08fc8a70 363 mbedtls_ripemd160_update( ctx, ripemd160_padding, padn );
mbedAustin 11:cada08fc8a70 364 mbedtls_ripemd160_update( ctx, msglen, 8 );
mbedAustin 11:cada08fc8a70 365
mbedAustin 11:cada08fc8a70 366 PUT_UINT32_LE( ctx->state[0], output, 0 );
mbedAustin 11:cada08fc8a70 367 PUT_UINT32_LE( ctx->state[1], output, 4 );
mbedAustin 11:cada08fc8a70 368 PUT_UINT32_LE( ctx->state[2], output, 8 );
mbedAustin 11:cada08fc8a70 369 PUT_UINT32_LE( ctx->state[3], output, 12 );
mbedAustin 11:cada08fc8a70 370 PUT_UINT32_LE( ctx->state[4], output, 16 );
mbedAustin 11:cada08fc8a70 371 }
mbedAustin 11:cada08fc8a70 372
mbedAustin 11:cada08fc8a70 373 /*
mbedAustin 11:cada08fc8a70 374 * output = RIPEMD-160( input buffer )
mbedAustin 11:cada08fc8a70 375 */
mbedAustin 11:cada08fc8a70 376 void mbedtls_ripemd160( const unsigned char *input, size_t ilen,
mbedAustin 11:cada08fc8a70 377 unsigned char output[20] )
mbedAustin 11:cada08fc8a70 378 {
mbedAustin 11:cada08fc8a70 379 mbedtls_ripemd160_context ctx;
mbedAustin 11:cada08fc8a70 380
mbedAustin 11:cada08fc8a70 381 mbedtls_ripemd160_init( &ctx );
mbedAustin 11:cada08fc8a70 382 mbedtls_ripemd160_starts( &ctx );
mbedAustin 11:cada08fc8a70 383 mbedtls_ripemd160_update( &ctx, input, ilen );
mbedAustin 11:cada08fc8a70 384 mbedtls_ripemd160_finish( &ctx, output );
mbedAustin 11:cada08fc8a70 385 mbedtls_ripemd160_free( &ctx );
mbedAustin 11:cada08fc8a70 386 }
mbedAustin 11:cada08fc8a70 387
mbedAustin 11:cada08fc8a70 388 #if defined(MBEDTLS_SELF_TEST)
mbedAustin 11:cada08fc8a70 389 /*
mbedAustin 11:cada08fc8a70 390 * Test vectors from the RIPEMD-160 paper and
mbedAustin 11:cada08fc8a70 391 * http://homes.esat.kuleuven.be/~bosselae/mbedtls_ripemd160.html#HMAC
mbedAustin 11:cada08fc8a70 392 */
mbedAustin 11:cada08fc8a70 393 #define TESTS 8
mbedAustin 11:cada08fc8a70 394 #define KEYS 2
mbedAustin 11:cada08fc8a70 395 static const char *ripemd160_test_input[TESTS] =
mbedAustin 11:cada08fc8a70 396 {
mbedAustin 11:cada08fc8a70 397 "",
mbedAustin 11:cada08fc8a70 398 "a",
mbedAustin 11:cada08fc8a70 399 "abc",
mbedAustin 11:cada08fc8a70 400 "message digest",
mbedAustin 11:cada08fc8a70 401 "abcdefghijklmnopqrstuvwxyz",
mbedAustin 11:cada08fc8a70 402 "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
mbedAustin 11:cada08fc8a70 403 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
mbedAustin 11:cada08fc8a70 404 "1234567890123456789012345678901234567890"
mbedAustin 11:cada08fc8a70 405 "1234567890123456789012345678901234567890",
mbedAustin 11:cada08fc8a70 406 };
mbedAustin 11:cada08fc8a70 407
mbedAustin 11:cada08fc8a70 408 static const unsigned char ripemd160_test_md[TESTS][20] =
mbedAustin 11:cada08fc8a70 409 {
mbedAustin 11:cada08fc8a70 410 { 0x9c, 0x11, 0x85, 0xa5, 0xc5, 0xe9, 0xfc, 0x54, 0x61, 0x28,
mbedAustin 11:cada08fc8a70 411 0x08, 0x97, 0x7e, 0xe8, 0xf5, 0x48, 0xb2, 0x25, 0x8d, 0x31 },
mbedAustin 11:cada08fc8a70 412 { 0x0b, 0xdc, 0x9d, 0x2d, 0x25, 0x6b, 0x3e, 0xe9, 0xda, 0xae,
mbedAustin 11:cada08fc8a70 413 0x34, 0x7b, 0xe6, 0xf4, 0xdc, 0x83, 0x5a, 0x46, 0x7f, 0xfe },
mbedAustin 11:cada08fc8a70 414 { 0x8e, 0xb2, 0x08, 0xf7, 0xe0, 0x5d, 0x98, 0x7a, 0x9b, 0x04,
mbedAustin 11:cada08fc8a70 415 0x4a, 0x8e, 0x98, 0xc6, 0xb0, 0x87, 0xf1, 0x5a, 0x0b, 0xfc },
mbedAustin 11:cada08fc8a70 416 { 0x5d, 0x06, 0x89, 0xef, 0x49, 0xd2, 0xfa, 0xe5, 0x72, 0xb8,
mbedAustin 11:cada08fc8a70 417 0x81, 0xb1, 0x23, 0xa8, 0x5f, 0xfa, 0x21, 0x59, 0x5f, 0x36 },
mbedAustin 11:cada08fc8a70 418 { 0xf7, 0x1c, 0x27, 0x10, 0x9c, 0x69, 0x2c, 0x1b, 0x56, 0xbb,
mbedAustin 11:cada08fc8a70 419 0xdc, 0xeb, 0x5b, 0x9d, 0x28, 0x65, 0xb3, 0x70, 0x8d, 0xbc },
mbedAustin 11:cada08fc8a70 420 { 0x12, 0xa0, 0x53, 0x38, 0x4a, 0x9c, 0x0c, 0x88, 0xe4, 0x05,
mbedAustin 11:cada08fc8a70 421 0xa0, 0x6c, 0x27, 0xdc, 0xf4, 0x9a, 0xda, 0x62, 0xeb, 0x2b },
mbedAustin 11:cada08fc8a70 422 { 0xb0, 0xe2, 0x0b, 0x6e, 0x31, 0x16, 0x64, 0x02, 0x86, 0xed,
mbedAustin 11:cada08fc8a70 423 0x3a, 0x87, 0xa5, 0x71, 0x30, 0x79, 0xb2, 0x1f, 0x51, 0x89 },
mbedAustin 11:cada08fc8a70 424 { 0x9b, 0x75, 0x2e, 0x45, 0x57, 0x3d, 0x4b, 0x39, 0xf4, 0xdb,
mbedAustin 11:cada08fc8a70 425 0xd3, 0x32, 0x3c, 0xab, 0x82, 0xbf, 0x63, 0x32, 0x6b, 0xfb },
mbedAustin 11:cada08fc8a70 426 };
mbedAustin 11:cada08fc8a70 427
mbedAustin 11:cada08fc8a70 428 /*
mbedAustin 11:cada08fc8a70 429 * Checkup routine
mbedAustin 11:cada08fc8a70 430 */
mbedAustin 11:cada08fc8a70 431 int mbedtls_ripemd160_self_test( int verbose )
mbedAustin 11:cada08fc8a70 432 {
mbedAustin 11:cada08fc8a70 433 int i;
mbedAustin 11:cada08fc8a70 434 unsigned char output[20];
mbedAustin 11:cada08fc8a70 435
mbedAustin 11:cada08fc8a70 436 memset( output, 0, sizeof output );
mbedAustin 11:cada08fc8a70 437
mbedAustin 11:cada08fc8a70 438 for( i = 0; i < TESTS; i++ )
mbedAustin 11:cada08fc8a70 439 {
mbedAustin 11:cada08fc8a70 440 if( verbose != 0 )
mbedAustin 11:cada08fc8a70 441 mbedtls_printf( " RIPEMD-160 test #%d: ", i + 1 );
mbedAustin 11:cada08fc8a70 442
mbedAustin 11:cada08fc8a70 443 mbedtls_ripemd160( (const unsigned char *) ripemd160_test_input[i],
mbedAustin 11:cada08fc8a70 444 strlen( ripemd160_test_input[i] ),
mbedAustin 11:cada08fc8a70 445 output );
mbedAustin 11:cada08fc8a70 446
mbedAustin 11:cada08fc8a70 447 if( memcmp( output, ripemd160_test_md[i], 20 ) != 0 )
mbedAustin 11:cada08fc8a70 448 {
mbedAustin 11:cada08fc8a70 449 if( verbose != 0 )
mbedAustin 11:cada08fc8a70 450 mbedtls_printf( "failed\n" );
mbedAustin 11:cada08fc8a70 451
mbedAustin 11:cada08fc8a70 452 return( 1 );
mbedAustin 11:cada08fc8a70 453 }
mbedAustin 11:cada08fc8a70 454
mbedAustin 11:cada08fc8a70 455 if( verbose != 0 )
mbedAustin 11:cada08fc8a70 456 mbedtls_printf( "passed\n" );
mbedAustin 11:cada08fc8a70 457 }
mbedAustin 11:cada08fc8a70 458
mbedAustin 11:cada08fc8a70 459 return( 0 );
mbedAustin 11:cada08fc8a70 460 }
mbedAustin 11:cada08fc8a70 461
mbedAustin 11:cada08fc8a70 462 #endif /* MBEDTLS_SELF_TEST */
mbedAustin 11:cada08fc8a70 463
mbedAustin 11:cada08fc8a70 464 #endif /* MBEDTLS_RIPEMD160_C */