Timothy Beight / Mbed 2 deprecated 6_songs-from-the-cloud

This is a fork due to permission issues

Dependencies:   mbed Socket lwip-eth lwip-sys lwip

Fork of 6_songs-from-the-cloud by MakingMusicWorkshop

mbed-client/mbedtls/source/ripemd160.c@0:f7c60d3e7b8a, 2016-05-18 (annotated)

Committer:
maclobdell
Date:
Wed May 18 19:06:32 2016 +0000
Revision:
0:f7c60d3e7b8a
clean version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
maclobdell 0:f7c60d3e7b8a 1 /*
maclobdell 0:f7c60d3e7b8a 2 * RIPE MD-160 implementation
maclobdell 0:f7c60d3e7b8a 3 *
maclobdell 0:f7c60d3e7b8a 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
maclobdell 0:f7c60d3e7b8a 5 * SPDX-License-Identifier: Apache-2.0
maclobdell 0:f7c60d3e7b8a 6 *
maclobdell 0:f7c60d3e7b8a 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
maclobdell 0:f7c60d3e7b8a 8 * not use this file except in compliance with the License.
maclobdell 0:f7c60d3e7b8a 9 * You may obtain a copy of the License at
maclobdell 0:f7c60d3e7b8a 10 *
maclobdell 0:f7c60d3e7b8a 11 * http://www.apache.org/licenses/LICENSE-2.0
maclobdell 0:f7c60d3e7b8a 12 *
maclobdell 0:f7c60d3e7b8a 13 * Unless required by applicable law or agreed to in writing, software
maclobdell 0:f7c60d3e7b8a 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
maclobdell 0:f7c60d3e7b8a 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
maclobdell 0:f7c60d3e7b8a 16 * See the License for the specific language governing permissions and
maclobdell 0:f7c60d3e7b8a 17 * limitations under the License.
maclobdell 0:f7c60d3e7b8a 18 *
maclobdell 0:f7c60d3e7b8a 19 * This file is part of mbed TLS (https://tls.mbed.org)
maclobdell 0:f7c60d3e7b8a 20 */
maclobdell 0:f7c60d3e7b8a 21
maclobdell 0:f7c60d3e7b8a 22 /*
maclobdell 0:f7c60d3e7b8a 23 * The RIPEMD-160 algorithm was designed by RIPE in 1996
maclobdell 0:f7c60d3e7b8a 24 * http://homes.esat.kuleuven.be/~bosselae/mbedtls_ripemd160.html
maclobdell 0:f7c60d3e7b8a 25 * http://ehash.iaik.tugraz.at/wiki/RIPEMD-160
maclobdell 0:f7c60d3e7b8a 26 */
maclobdell 0:f7c60d3e7b8a 27
maclobdell 0:f7c60d3e7b8a 28 #if !defined(MBEDTLS_CONFIG_FILE)
maclobdell 0:f7c60d3e7b8a 29 #include "mbedtls/config.h"
maclobdell 0:f7c60d3e7b8a 30 #else
maclobdell 0:f7c60d3e7b8a 31 #include MBEDTLS_CONFIG_FILE
maclobdell 0:f7c60d3e7b8a 32 #endif
maclobdell 0:f7c60d3e7b8a 33
maclobdell 0:f7c60d3e7b8a 34 #if defined(MBEDTLS_RIPEMD160_C)
maclobdell 0:f7c60d3e7b8a 35
maclobdell 0:f7c60d3e7b8a 36 #include "mbedtls/ripemd160.h"
maclobdell 0:f7c60d3e7b8a 37
maclobdell 0:f7c60d3e7b8a 38 #include <string.h>
maclobdell 0:f7c60d3e7b8a 39
maclobdell 0:f7c60d3e7b8a 40 #if defined(MBEDTLS_SELF_TEST)
maclobdell 0:f7c60d3e7b8a 41 #if defined(MBEDTLS_PLATFORM_C)
maclobdell 0:f7c60d3e7b8a 42 #include "mbedtls/platform.h"
maclobdell 0:f7c60d3e7b8a 43 #else
maclobdell 0:f7c60d3e7b8a 44 #include <stdio.h>
maclobdell 0:f7c60d3e7b8a 45 #define mbedtls_printf printf
maclobdell 0:f7c60d3e7b8a 46 #endif /* MBEDTLS_PLATFORM_C */
maclobdell 0:f7c60d3e7b8a 47 #endif /* MBEDTLS_SELF_TEST */
maclobdell 0:f7c60d3e7b8a 48
maclobdell 0:f7c60d3e7b8a 49 /*
maclobdell 0:f7c60d3e7b8a 50 * 32-bit integer manipulation macros (little endian)
maclobdell 0:f7c60d3e7b8a 51 */
maclobdell 0:f7c60d3e7b8a 52 #ifndef GET_UINT32_LE
maclobdell 0:f7c60d3e7b8a 53 #define GET_UINT32_LE(n,b,i) \
maclobdell 0:f7c60d3e7b8a 54 { \
maclobdell 0:f7c60d3e7b8a 55 (n) = ( (uint32_t) (b)[(i) ] ) \
maclobdell 0:f7c60d3e7b8a 56 | ( (uint32_t) (b)[(i) + 1] << 8 ) \
maclobdell 0:f7c60d3e7b8a 57 | ( (uint32_t) (b)[(i) + 2] << 16 ) \
maclobdell 0:f7c60d3e7b8a 58 | ( (uint32_t) (b)[(i) + 3] << 24 ); \
maclobdell 0:f7c60d3e7b8a 59 }
maclobdell 0:f7c60d3e7b8a 60 #endif
maclobdell 0:f7c60d3e7b8a 61
maclobdell 0:f7c60d3e7b8a 62 #ifndef PUT_UINT32_LE
maclobdell 0:f7c60d3e7b8a 63 #define PUT_UINT32_LE(n,b,i) \
maclobdell 0:f7c60d3e7b8a 64 { \
maclobdell 0:f7c60d3e7b8a 65 (b)[(i) ] = (unsigned char) ( ( (n) ) & 0xFF ); \
maclobdell 0:f7c60d3e7b8a 66 (b)[(i) + 1] = (unsigned char) ( ( (n) >> 8 ) & 0xFF ); \
maclobdell 0:f7c60d3e7b8a 67 (b)[(i) + 2] = (unsigned char) ( ( (n) >> 16 ) & 0xFF ); \
maclobdell 0:f7c60d3e7b8a 68 (b)[(i) + 3] = (unsigned char) ( ( (n) >> 24 ) & 0xFF ); \
maclobdell 0:f7c60d3e7b8a 69 }
maclobdell 0:f7c60d3e7b8a 70 #endif
maclobdell 0:f7c60d3e7b8a 71
maclobdell 0:f7c60d3e7b8a 72 /* Implementation that should never be optimized out by the compiler */
maclobdell 0:f7c60d3e7b8a 73 static void mbedtls_zeroize( void *v, size_t n ) {
maclobdell 0:f7c60d3e7b8a 74 volatile unsigned char *p = v; while( n-- ) *p++ = 0;
maclobdell 0:f7c60d3e7b8a 75 }
maclobdell 0:f7c60d3e7b8a 76
maclobdell 0:f7c60d3e7b8a 77 void mbedtls_ripemd160_init( mbedtls_ripemd160_context *ctx )
maclobdell 0:f7c60d3e7b8a 78 {
maclobdell 0:f7c60d3e7b8a 79 memset( ctx, 0, sizeof( mbedtls_ripemd160_context ) );
maclobdell 0:f7c60d3e7b8a 80 }
maclobdell 0:f7c60d3e7b8a 81
maclobdell 0:f7c60d3e7b8a 82 void mbedtls_ripemd160_free( mbedtls_ripemd160_context *ctx )
maclobdell 0:f7c60d3e7b8a 83 {
maclobdell 0:f7c60d3e7b8a 84 if( ctx == NULL )
maclobdell 0:f7c60d3e7b8a 85 return;
maclobdell 0:f7c60d3e7b8a 86
maclobdell 0:f7c60d3e7b8a 87 mbedtls_zeroize( ctx, sizeof( mbedtls_ripemd160_context ) );
maclobdell 0:f7c60d3e7b8a 88 }
maclobdell 0:f7c60d3e7b8a 89
maclobdell 0:f7c60d3e7b8a 90 void mbedtls_ripemd160_clone( mbedtls_ripemd160_context *dst,
maclobdell 0:f7c60d3e7b8a 91 const mbedtls_ripemd160_context *src )
maclobdell 0:f7c60d3e7b8a 92 {
maclobdell 0:f7c60d3e7b8a 93 *dst = *src;
maclobdell 0:f7c60d3e7b8a 94 }
maclobdell 0:f7c60d3e7b8a 95
maclobdell 0:f7c60d3e7b8a 96 /*
maclobdell 0:f7c60d3e7b8a 97 * RIPEMD-160 context setup
maclobdell 0:f7c60d3e7b8a 98 */
maclobdell 0:f7c60d3e7b8a 99 void mbedtls_ripemd160_starts( mbedtls_ripemd160_context *ctx )
maclobdell 0:f7c60d3e7b8a 100 {
maclobdell 0:f7c60d3e7b8a 101 ctx->total[0] = 0;
maclobdell 0:f7c60d3e7b8a 102 ctx->total[1] = 0;
maclobdell 0:f7c60d3e7b8a 103
maclobdell 0:f7c60d3e7b8a 104 ctx->state[0] = 0x67452301;
maclobdell 0:f7c60d3e7b8a 105 ctx->state[1] = 0xEFCDAB89;
maclobdell 0:f7c60d3e7b8a 106 ctx->state[2] = 0x98BADCFE;
maclobdell 0:f7c60d3e7b8a 107 ctx->state[3] = 0x10325476;
maclobdell 0:f7c60d3e7b8a 108 ctx->state[4] = 0xC3D2E1F0;
maclobdell 0:f7c60d3e7b8a 109 }
maclobdell 0:f7c60d3e7b8a 110
maclobdell 0:f7c60d3e7b8a 111 #if !defined(MBEDTLS_RIPEMD160_PROCESS_ALT)
maclobdell 0:f7c60d3e7b8a 112 /*
maclobdell 0:f7c60d3e7b8a 113 * Process one block
maclobdell 0:f7c60d3e7b8a 114 */
maclobdell 0:f7c60d3e7b8a 115 void mbedtls_ripemd160_process( mbedtls_ripemd160_context *ctx, const unsigned char data[64] )
maclobdell 0:f7c60d3e7b8a 116 {
maclobdell 0:f7c60d3e7b8a 117 uint32_t A, B, C, D, E, Ap, Bp, Cp, Dp, Ep, X[16];
maclobdell 0:f7c60d3e7b8a 118
maclobdell 0:f7c60d3e7b8a 119 GET_UINT32_LE( X[ 0], data, 0 );
maclobdell 0:f7c60d3e7b8a 120 GET_UINT32_LE( X[ 1], data, 4 );
maclobdell 0:f7c60d3e7b8a 121 GET_UINT32_LE( X[ 2], data, 8 );
maclobdell 0:f7c60d3e7b8a 122 GET_UINT32_LE( X[ 3], data, 12 );
maclobdell 0:f7c60d3e7b8a 123 GET_UINT32_LE( X[ 4], data, 16 );
maclobdell 0:f7c60d3e7b8a 124 GET_UINT32_LE( X[ 5], data, 20 );
maclobdell 0:f7c60d3e7b8a 125 GET_UINT32_LE( X[ 6], data, 24 );
maclobdell 0:f7c60d3e7b8a 126 GET_UINT32_LE( X[ 7], data, 28 );
maclobdell 0:f7c60d3e7b8a 127 GET_UINT32_LE( X[ 8], data, 32 );
maclobdell 0:f7c60d3e7b8a 128 GET_UINT32_LE( X[ 9], data, 36 );
maclobdell 0:f7c60d3e7b8a 129 GET_UINT32_LE( X[10], data, 40 );
maclobdell 0:f7c60d3e7b8a 130 GET_UINT32_LE( X[11], data, 44 );
maclobdell 0:f7c60d3e7b8a 131 GET_UINT32_LE( X[12], data, 48 );
maclobdell 0:f7c60d3e7b8a 132 GET_UINT32_LE( X[13], data, 52 );
maclobdell 0:f7c60d3e7b8a 133 GET_UINT32_LE( X[14], data, 56 );
maclobdell 0:f7c60d3e7b8a 134 GET_UINT32_LE( X[15], data, 60 );
maclobdell 0:f7c60d3e7b8a 135
maclobdell 0:f7c60d3e7b8a 136 A = Ap = ctx->state[0];
maclobdell 0:f7c60d3e7b8a 137 B = Bp = ctx->state[1];
maclobdell 0:f7c60d3e7b8a 138 C = Cp = ctx->state[2];
maclobdell 0:f7c60d3e7b8a 139 D = Dp = ctx->state[3];
maclobdell 0:f7c60d3e7b8a 140 E = Ep = ctx->state[4];
maclobdell 0:f7c60d3e7b8a 141
maclobdell 0:f7c60d3e7b8a 142 #define F1( x, y, z ) ( x ^ y ^ z )
maclobdell 0:f7c60d3e7b8a 143 #define F2( x, y, z ) ( ( x & y ) | ( ~x & z ) )
maclobdell 0:f7c60d3e7b8a 144 #define F3( x, y, z ) ( ( x | ~y ) ^ z )
maclobdell 0:f7c60d3e7b8a 145 #define F4( x, y, z ) ( ( x & z ) | ( y & ~z ) )
maclobdell 0:f7c60d3e7b8a 146 #define F5( x, y, z ) ( x ^ ( y | ~z ) )
maclobdell 0:f7c60d3e7b8a 147
maclobdell 0:f7c60d3e7b8a 148 #define S( x, n ) ( ( x << n ) | ( x >> (32 - n) ) )
maclobdell 0:f7c60d3e7b8a 149
maclobdell 0:f7c60d3e7b8a 150 #define P( a, b, c, d, e, r, s, f, k ) \
maclobdell 0:f7c60d3e7b8a 151 a += f( b, c, d ) + X[r] + k; \
maclobdell 0:f7c60d3e7b8a 152 a = S( a, s ) + e; \
maclobdell 0:f7c60d3e7b8a 153 c = S( c, 10 );
maclobdell 0:f7c60d3e7b8a 154
maclobdell 0:f7c60d3e7b8a 155 #define P2( a, b, c, d, e, r, s, rp, sp ) \
maclobdell 0:f7c60d3e7b8a 156 P( a, b, c, d, e, r, s, F, K ); \
maclobdell 0:f7c60d3e7b8a 157 P( a ## p, b ## p, c ## p, d ## p, e ## p, rp, sp, Fp, Kp );
maclobdell 0:f7c60d3e7b8a 158
maclobdell 0:f7c60d3e7b8a 159 #define F F1
maclobdell 0:f7c60d3e7b8a 160 #define K 0x00000000
maclobdell 0:f7c60d3e7b8a 161 #define Fp F5
maclobdell 0:f7c60d3e7b8a 162 #define Kp 0x50A28BE6
maclobdell 0:f7c60d3e7b8a 163 P2( A, B, C, D, E, 0, 11, 5, 8 );
maclobdell 0:f7c60d3e7b8a 164 P2( E, A, B, C, D, 1, 14, 14, 9 );
maclobdell 0:f7c60d3e7b8a 165 P2( D, E, A, B, C, 2, 15, 7, 9 );
maclobdell 0:f7c60d3e7b8a 166 P2( C, D, E, A, B, 3, 12, 0, 11 );
maclobdell 0:f7c60d3e7b8a 167 P2( B, C, D, E, A, 4, 5, 9, 13 );
maclobdell 0:f7c60d3e7b8a 168 P2( A, B, C, D, E, 5, 8, 2, 15 );
maclobdell 0:f7c60d3e7b8a 169 P2( E, A, B, C, D, 6, 7, 11, 15 );
maclobdell 0:f7c60d3e7b8a 170 P2( D, E, A, B, C, 7, 9, 4, 5 );
maclobdell 0:f7c60d3e7b8a 171 P2( C, D, E, A, B, 8, 11, 13, 7 );
maclobdell 0:f7c60d3e7b8a 172 P2( B, C, D, E, A, 9, 13, 6, 7 );
maclobdell 0:f7c60d3e7b8a 173 P2( A, B, C, D, E, 10, 14, 15, 8 );
maclobdell 0:f7c60d3e7b8a 174 P2( E, A, B, C, D, 11, 15, 8, 11 );
maclobdell 0:f7c60d3e7b8a 175 P2( D, E, A, B, C, 12, 6, 1, 14 );
maclobdell 0:f7c60d3e7b8a 176 P2( C, D, E, A, B, 13, 7, 10, 14 );
maclobdell 0:f7c60d3e7b8a 177 P2( B, C, D, E, A, 14, 9, 3, 12 );
maclobdell 0:f7c60d3e7b8a 178 P2( A, B, C, D, E, 15, 8, 12, 6 );
maclobdell 0:f7c60d3e7b8a 179 #undef F
maclobdell 0:f7c60d3e7b8a 180 #undef K
maclobdell 0:f7c60d3e7b8a 181 #undef Fp
maclobdell 0:f7c60d3e7b8a 182 #undef Kp
maclobdell 0:f7c60d3e7b8a 183
maclobdell 0:f7c60d3e7b8a 184 #define F F2
maclobdell 0:f7c60d3e7b8a 185 #define K 0x5A827999
maclobdell 0:f7c60d3e7b8a 186 #define Fp F4
maclobdell 0:f7c60d3e7b8a 187 #define Kp 0x5C4DD124
maclobdell 0:f7c60d3e7b8a 188 P2( E, A, B, C, D, 7, 7, 6, 9 );
maclobdell 0:f7c60d3e7b8a 189 P2( D, E, A, B, C, 4, 6, 11, 13 );
maclobdell 0:f7c60d3e7b8a 190 P2( C, D, E, A, B, 13, 8, 3, 15 );
maclobdell 0:f7c60d3e7b8a 191 P2( B, C, D, E, A, 1, 13, 7, 7 );
maclobdell 0:f7c60d3e7b8a 192 P2( A, B, C, D, E, 10, 11, 0, 12 );
maclobdell 0:f7c60d3e7b8a 193 P2( E, A, B, C, D, 6, 9, 13, 8 );
maclobdell 0:f7c60d3e7b8a 194 P2( D, E, A, B, C, 15, 7, 5, 9 );
maclobdell 0:f7c60d3e7b8a 195 P2( C, D, E, A, B, 3, 15, 10, 11 );
maclobdell 0:f7c60d3e7b8a 196 P2( B, C, D, E, A, 12, 7, 14, 7 );
maclobdell 0:f7c60d3e7b8a 197 P2( A, B, C, D, E, 0, 12, 15, 7 );
maclobdell 0:f7c60d3e7b8a 198 P2( E, A, B, C, D, 9, 15, 8, 12 );
maclobdell 0:f7c60d3e7b8a 199 P2( D, E, A, B, C, 5, 9, 12, 7 );
maclobdell 0:f7c60d3e7b8a 200 P2( C, D, E, A, B, 2, 11, 4, 6 );
maclobdell 0:f7c60d3e7b8a 201 P2( B, C, D, E, A, 14, 7, 9, 15 );
maclobdell 0:f7c60d3e7b8a 202 P2( A, B, C, D, E, 11, 13, 1, 13 );
maclobdell 0:f7c60d3e7b8a 203 P2( E, A, B, C, D, 8, 12, 2, 11 );
maclobdell 0:f7c60d3e7b8a 204 #undef F
maclobdell 0:f7c60d3e7b8a 205 #undef K
maclobdell 0:f7c60d3e7b8a 206 #undef Fp
maclobdell 0:f7c60d3e7b8a 207 #undef Kp
maclobdell 0:f7c60d3e7b8a 208
maclobdell 0:f7c60d3e7b8a 209 #define F F3
maclobdell 0:f7c60d3e7b8a 210 #define K 0x6ED9EBA1
maclobdell 0:f7c60d3e7b8a 211 #define Fp F3
maclobdell 0:f7c60d3e7b8a 212 #define Kp 0x6D703EF3
maclobdell 0:f7c60d3e7b8a 213 P2( D, E, A, B, C, 3, 11, 15, 9 );
maclobdell 0:f7c60d3e7b8a 214 P2( C, D, E, A, B, 10, 13, 5, 7 );
maclobdell 0:f7c60d3e7b8a 215 P2( B, C, D, E, A, 14, 6, 1, 15 );
maclobdell 0:f7c60d3e7b8a 216 P2( A, B, C, D, E, 4, 7, 3, 11 );
maclobdell 0:f7c60d3e7b8a 217 P2( E, A, B, C, D, 9, 14, 7, 8 );
maclobdell 0:f7c60d3e7b8a 218 P2( D, E, A, B, C, 15, 9, 14, 6 );
maclobdell 0:f7c60d3e7b8a 219 P2( C, D, E, A, B, 8, 13, 6, 6 );
maclobdell 0:f7c60d3e7b8a 220 P2( B, C, D, E, A, 1, 15, 9, 14 );
maclobdell 0:f7c60d3e7b8a 221 P2( A, B, C, D, E, 2, 14, 11, 12 );
maclobdell 0:f7c60d3e7b8a 222 P2( E, A, B, C, D, 7, 8, 8, 13 );
maclobdell 0:f7c60d3e7b8a 223 P2( D, E, A, B, C, 0, 13, 12, 5 );
maclobdell 0:f7c60d3e7b8a 224 P2( C, D, E, A, B, 6, 6, 2, 14 );
maclobdell 0:f7c60d3e7b8a 225 P2( B, C, D, E, A, 13, 5, 10, 13 );
maclobdell 0:f7c60d3e7b8a 226 P2( A, B, C, D, E, 11, 12, 0, 13 );
maclobdell 0:f7c60d3e7b8a 227 P2( E, A, B, C, D, 5, 7, 4, 7 );
maclobdell 0:f7c60d3e7b8a 228 P2( D, E, A, B, C, 12, 5, 13, 5 );
maclobdell 0:f7c60d3e7b8a 229 #undef F
maclobdell 0:f7c60d3e7b8a 230 #undef K
maclobdell 0:f7c60d3e7b8a 231 #undef Fp
maclobdell 0:f7c60d3e7b8a 232 #undef Kp
maclobdell 0:f7c60d3e7b8a 233
maclobdell 0:f7c60d3e7b8a 234 #define F F4
maclobdell 0:f7c60d3e7b8a 235 #define K 0x8F1BBCDC
maclobdell 0:f7c60d3e7b8a 236 #define Fp F2
maclobdell 0:f7c60d3e7b8a 237 #define Kp 0x7A6D76E9
maclobdell 0:f7c60d3e7b8a 238 P2( C, D, E, A, B, 1, 11, 8, 15 );
maclobdell 0:f7c60d3e7b8a 239 P2( B, C, D, E, A, 9, 12, 6, 5 );
maclobdell 0:f7c60d3e7b8a 240 P2( A, B, C, D, E, 11, 14, 4, 8 );
maclobdell 0:f7c60d3e7b8a 241 P2( E, A, B, C, D, 10, 15, 1, 11 );
maclobdell 0:f7c60d3e7b8a 242 P2( D, E, A, B, C, 0, 14, 3, 14 );
maclobdell 0:f7c60d3e7b8a 243 P2( C, D, E, A, B, 8, 15, 11, 14 );
maclobdell 0:f7c60d3e7b8a 244 P2( B, C, D, E, A, 12, 9, 15, 6 );
maclobdell 0:f7c60d3e7b8a 245 P2( A, B, C, D, E, 4, 8, 0, 14 );
maclobdell 0:f7c60d3e7b8a 246 P2( E, A, B, C, D, 13, 9, 5, 6 );
maclobdell 0:f7c60d3e7b8a 247 P2( D, E, A, B, C, 3, 14, 12, 9 );
maclobdell 0:f7c60d3e7b8a 248 P2( C, D, E, A, B, 7, 5, 2, 12 );
maclobdell 0:f7c60d3e7b8a 249 P2( B, C, D, E, A, 15, 6, 13, 9 );
maclobdell 0:f7c60d3e7b8a 250 P2( A, B, C, D, E, 14, 8, 9, 12 );
maclobdell 0:f7c60d3e7b8a 251 P2( E, A, B, C, D, 5, 6, 7, 5 );
maclobdell 0:f7c60d3e7b8a 252 P2( D, E, A, B, C, 6, 5, 10, 15 );
maclobdell 0:f7c60d3e7b8a 253 P2( C, D, E, A, B, 2, 12, 14, 8 );
maclobdell 0:f7c60d3e7b8a 254 #undef F
maclobdell 0:f7c60d3e7b8a 255 #undef K
maclobdell 0:f7c60d3e7b8a 256 #undef Fp
maclobdell 0:f7c60d3e7b8a 257 #undef Kp
maclobdell 0:f7c60d3e7b8a 258
maclobdell 0:f7c60d3e7b8a 259 #define F F5
maclobdell 0:f7c60d3e7b8a 260 #define K 0xA953FD4E
maclobdell 0:f7c60d3e7b8a 261 #define Fp F1
maclobdell 0:f7c60d3e7b8a 262 #define Kp 0x00000000
maclobdell 0:f7c60d3e7b8a 263 P2( B, C, D, E, A, 4, 9, 12, 8 );
maclobdell 0:f7c60d3e7b8a 264 P2( A, B, C, D, E, 0, 15, 15, 5 );
maclobdell 0:f7c60d3e7b8a 265 P2( E, A, B, C, D, 5, 5, 10, 12 );
maclobdell 0:f7c60d3e7b8a 266 P2( D, E, A, B, C, 9, 11, 4, 9 );
maclobdell 0:f7c60d3e7b8a 267 P2( C, D, E, A, B, 7, 6, 1, 12 );
maclobdell 0:f7c60d3e7b8a 268 P2( B, C, D, E, A, 12, 8, 5, 5 );
maclobdell 0:f7c60d3e7b8a 269 P2( A, B, C, D, E, 2, 13, 8, 14 );
maclobdell 0:f7c60d3e7b8a 270 P2( E, A, B, C, D, 10, 12, 7, 6 );
maclobdell 0:f7c60d3e7b8a 271 P2( D, E, A, B, C, 14, 5, 6, 8 );
maclobdell 0:f7c60d3e7b8a 272 P2( C, D, E, A, B, 1, 12, 2, 13 );
maclobdell 0:f7c60d3e7b8a 273 P2( B, C, D, E, A, 3, 13, 13, 6 );
maclobdell 0:f7c60d3e7b8a 274 P2( A, B, C, D, E, 8, 14, 14, 5 );
maclobdell 0:f7c60d3e7b8a 275 P2( E, A, B, C, D, 11, 11, 0, 15 );
maclobdell 0:f7c60d3e7b8a 276 P2( D, E, A, B, C, 6, 8, 3, 13 );
maclobdell 0:f7c60d3e7b8a 277 P2( C, D, E, A, B, 15, 5, 9, 11 );
maclobdell 0:f7c60d3e7b8a 278 P2( B, C, D, E, A, 13, 6, 11, 11 );
maclobdell 0:f7c60d3e7b8a 279 #undef F
maclobdell 0:f7c60d3e7b8a 280 #undef K
maclobdell 0:f7c60d3e7b8a 281 #undef Fp
maclobdell 0:f7c60d3e7b8a 282 #undef Kp
maclobdell 0:f7c60d3e7b8a 283
maclobdell 0:f7c60d3e7b8a 284 C = ctx->state[1] + C + Dp;
maclobdell 0:f7c60d3e7b8a 285 ctx->state[1] = ctx->state[2] + D + Ep;
maclobdell 0:f7c60d3e7b8a 286 ctx->state[2] = ctx->state[3] + E + Ap;
maclobdell 0:f7c60d3e7b8a 287 ctx->state[3] = ctx->state[4] + A + Bp;
maclobdell 0:f7c60d3e7b8a 288 ctx->state[4] = ctx->state[0] + B + Cp;
maclobdell 0:f7c60d3e7b8a 289 ctx->state[0] = C;
maclobdell 0:f7c60d3e7b8a 290 }
maclobdell 0:f7c60d3e7b8a 291 #endif /* !MBEDTLS_RIPEMD160_PROCESS_ALT */
maclobdell 0:f7c60d3e7b8a 292
maclobdell 0:f7c60d3e7b8a 293 /*
maclobdell 0:f7c60d3e7b8a 294 * RIPEMD-160 process buffer
maclobdell 0:f7c60d3e7b8a 295 */
maclobdell 0:f7c60d3e7b8a 296 void mbedtls_ripemd160_update( mbedtls_ripemd160_context *ctx,
maclobdell 0:f7c60d3e7b8a 297 const unsigned char *input, size_t ilen )
maclobdell 0:f7c60d3e7b8a 298 {
maclobdell 0:f7c60d3e7b8a 299 size_t fill;
maclobdell 0:f7c60d3e7b8a 300 uint32_t left;
maclobdell 0:f7c60d3e7b8a 301
maclobdell 0:f7c60d3e7b8a 302 if( ilen == 0 )
maclobdell 0:f7c60d3e7b8a 303 return;
maclobdell 0:f7c60d3e7b8a 304
maclobdell 0:f7c60d3e7b8a 305 left = ctx->total[0] & 0x3F;
maclobdell 0:f7c60d3e7b8a 306 fill = 64 - left;
maclobdell 0:f7c60d3e7b8a 307
maclobdell 0:f7c60d3e7b8a 308 ctx->total[0] += (uint32_t) ilen;
maclobdell 0:f7c60d3e7b8a 309 ctx->total[0] &= 0xFFFFFFFF;
maclobdell 0:f7c60d3e7b8a 310
maclobdell 0:f7c60d3e7b8a 311 if( ctx->total[0] < (uint32_t) ilen )
maclobdell 0:f7c60d3e7b8a 312 ctx->total[1]++;
maclobdell 0:f7c60d3e7b8a 313
maclobdell 0:f7c60d3e7b8a 314 if( left && ilen >= fill )
maclobdell 0:f7c60d3e7b8a 315 {
maclobdell 0:f7c60d3e7b8a 316 memcpy( (void *) (ctx->buffer + left), input, fill );
maclobdell 0:f7c60d3e7b8a 317 mbedtls_ripemd160_process( ctx, ctx->buffer );
maclobdell 0:f7c60d3e7b8a 318 input += fill;
maclobdell 0:f7c60d3e7b8a 319 ilen -= fill;
maclobdell 0:f7c60d3e7b8a 320 left = 0;
maclobdell 0:f7c60d3e7b8a 321 }
maclobdell 0:f7c60d3e7b8a 322
maclobdell 0:f7c60d3e7b8a 323 while( ilen >= 64 )
maclobdell 0:f7c60d3e7b8a 324 {
maclobdell 0:f7c60d3e7b8a 325 mbedtls_ripemd160_process( ctx, input );
maclobdell 0:f7c60d3e7b8a 326 input += 64;
maclobdell 0:f7c60d3e7b8a 327 ilen -= 64;
maclobdell 0:f7c60d3e7b8a 328 }
maclobdell 0:f7c60d3e7b8a 329
maclobdell 0:f7c60d3e7b8a 330 if( ilen > 0 )
maclobdell 0:f7c60d3e7b8a 331 {
maclobdell 0:f7c60d3e7b8a 332 memcpy( (void *) (ctx->buffer + left), input, ilen );
maclobdell 0:f7c60d3e7b8a 333 }
maclobdell 0:f7c60d3e7b8a 334 }
maclobdell 0:f7c60d3e7b8a 335
maclobdell 0:f7c60d3e7b8a 336 static const unsigned char ripemd160_padding[64] =
maclobdell 0:f7c60d3e7b8a 337 {
maclobdell 0:f7c60d3e7b8a 338 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
maclobdell 0:f7c60d3e7b8a 339 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
maclobdell 0:f7c60d3e7b8a 340 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
maclobdell 0:f7c60d3e7b8a 341 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
maclobdell 0:f7c60d3e7b8a 342 };
maclobdell 0:f7c60d3e7b8a 343
maclobdell 0:f7c60d3e7b8a 344 /*
maclobdell 0:f7c60d3e7b8a 345 * RIPEMD-160 final digest
maclobdell 0:f7c60d3e7b8a 346 */
maclobdell 0:f7c60d3e7b8a 347 void mbedtls_ripemd160_finish( mbedtls_ripemd160_context *ctx, unsigned char output[20] )
maclobdell 0:f7c60d3e7b8a 348 {
maclobdell 0:f7c60d3e7b8a 349 uint32_t last, padn;
maclobdell 0:f7c60d3e7b8a 350 uint32_t high, low;
maclobdell 0:f7c60d3e7b8a 351 unsigned char msglen[8];
maclobdell 0:f7c60d3e7b8a 352
maclobdell 0:f7c60d3e7b8a 353 high = ( ctx->total[0] >> 29 )
maclobdell 0:f7c60d3e7b8a 354 | ( ctx->total[1] << 3 );
maclobdell 0:f7c60d3e7b8a 355 low = ( ctx->total[0] << 3 );
maclobdell 0:f7c60d3e7b8a 356
maclobdell 0:f7c60d3e7b8a 357 PUT_UINT32_LE( low, msglen, 0 );
maclobdell 0:f7c60d3e7b8a 358 PUT_UINT32_LE( high, msglen, 4 );
maclobdell 0:f7c60d3e7b8a 359
maclobdell 0:f7c60d3e7b8a 360 last = ctx->total[0] & 0x3F;
maclobdell 0:f7c60d3e7b8a 361 padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last );
maclobdell 0:f7c60d3e7b8a 362
maclobdell 0:f7c60d3e7b8a 363 mbedtls_ripemd160_update( ctx, ripemd160_padding, padn );
maclobdell 0:f7c60d3e7b8a 364 mbedtls_ripemd160_update( ctx, msglen, 8 );
maclobdell 0:f7c60d3e7b8a 365
maclobdell 0:f7c60d3e7b8a 366 PUT_UINT32_LE( ctx->state[0], output, 0 );
maclobdell 0:f7c60d3e7b8a 367 PUT_UINT32_LE( ctx->state[1], output, 4 );
maclobdell 0:f7c60d3e7b8a 368 PUT_UINT32_LE( ctx->state[2], output, 8 );
maclobdell 0:f7c60d3e7b8a 369 PUT_UINT32_LE( ctx->state[3], output, 12 );
maclobdell 0:f7c60d3e7b8a 370 PUT_UINT32_LE( ctx->state[4], output, 16 );
maclobdell 0:f7c60d3e7b8a 371 }
maclobdell 0:f7c60d3e7b8a 372
maclobdell 0:f7c60d3e7b8a 373 /*
maclobdell 0:f7c60d3e7b8a 374 * output = RIPEMD-160( input buffer )
maclobdell 0:f7c60d3e7b8a 375 */
maclobdell 0:f7c60d3e7b8a 376 void mbedtls_ripemd160( const unsigned char *input, size_t ilen,
maclobdell 0:f7c60d3e7b8a 377 unsigned char output[20] )
maclobdell 0:f7c60d3e7b8a 378 {
maclobdell 0:f7c60d3e7b8a 379 mbedtls_ripemd160_context ctx;
maclobdell 0:f7c60d3e7b8a 380
maclobdell 0:f7c60d3e7b8a 381 mbedtls_ripemd160_init( &ctx );
maclobdell 0:f7c60d3e7b8a 382 mbedtls_ripemd160_starts( &ctx );
maclobdell 0:f7c60d3e7b8a 383 mbedtls_ripemd160_update( &ctx, input, ilen );
maclobdell 0:f7c60d3e7b8a 384 mbedtls_ripemd160_finish( &ctx, output );
maclobdell 0:f7c60d3e7b8a 385 mbedtls_ripemd160_free( &ctx );
maclobdell 0:f7c60d3e7b8a 386 }
maclobdell 0:f7c60d3e7b8a 387
maclobdell 0:f7c60d3e7b8a 388 #if defined(MBEDTLS_SELF_TEST)
maclobdell 0:f7c60d3e7b8a 389 /*
maclobdell 0:f7c60d3e7b8a 390 * Test vectors from the RIPEMD-160 paper and
maclobdell 0:f7c60d3e7b8a 391 * http://homes.esat.kuleuven.be/~bosselae/mbedtls_ripemd160.html#HMAC
maclobdell 0:f7c60d3e7b8a 392 */
maclobdell 0:f7c60d3e7b8a 393 #define TESTS 8
maclobdell 0:f7c60d3e7b8a 394 #define KEYS 2
maclobdell 0:f7c60d3e7b8a 395 static const char *ripemd160_test_input[TESTS] =
maclobdell 0:f7c60d3e7b8a 396 {
maclobdell 0:f7c60d3e7b8a 397 "",
maclobdell 0:f7c60d3e7b8a 398 "a",
maclobdell 0:f7c60d3e7b8a 399 "abc",
maclobdell 0:f7c60d3e7b8a 400 "message digest",
maclobdell 0:f7c60d3e7b8a 401 "abcdefghijklmnopqrstuvwxyz",
maclobdell 0:f7c60d3e7b8a 402 "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
maclobdell 0:f7c60d3e7b8a 403 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
maclobdell 0:f7c60d3e7b8a 404 "1234567890123456789012345678901234567890"
maclobdell 0:f7c60d3e7b8a 405 "1234567890123456789012345678901234567890",
maclobdell 0:f7c60d3e7b8a 406 };
maclobdell 0:f7c60d3e7b8a 407
maclobdell 0:f7c60d3e7b8a 408 static const unsigned char ripemd160_test_md[TESTS][20] =
maclobdell 0:f7c60d3e7b8a 409 {
maclobdell 0:f7c60d3e7b8a 410 { 0x9c, 0x11, 0x85, 0xa5, 0xc5, 0xe9, 0xfc, 0x54, 0x61, 0x28,
maclobdell 0:f7c60d3e7b8a 411 0x08, 0x97, 0x7e, 0xe8, 0xf5, 0x48, 0xb2, 0x25, 0x8d, 0x31 },
maclobdell 0:f7c60d3e7b8a 412 { 0x0b, 0xdc, 0x9d, 0x2d, 0x25, 0x6b, 0x3e, 0xe9, 0xda, 0xae,
maclobdell 0:f7c60d3e7b8a 413 0x34, 0x7b, 0xe6, 0xf4, 0xdc, 0x83, 0x5a, 0x46, 0x7f, 0xfe },
maclobdell 0:f7c60d3e7b8a 414 { 0x8e, 0xb2, 0x08, 0xf7, 0xe0, 0x5d, 0x98, 0x7a, 0x9b, 0x04,
maclobdell 0:f7c60d3e7b8a 415 0x4a, 0x8e, 0x98, 0xc6, 0xb0, 0x87, 0xf1, 0x5a, 0x0b, 0xfc },
maclobdell 0:f7c60d3e7b8a 416 { 0x5d, 0x06, 0x89, 0xef, 0x49, 0xd2, 0xfa, 0xe5, 0x72, 0xb8,
maclobdell 0:f7c60d3e7b8a 417 0x81, 0xb1, 0x23, 0xa8, 0x5f, 0xfa, 0x21, 0x59, 0x5f, 0x36 },
maclobdell 0:f7c60d3e7b8a 418 { 0xf7, 0x1c, 0x27, 0x10, 0x9c, 0x69, 0x2c, 0x1b, 0x56, 0xbb,
maclobdell 0:f7c60d3e7b8a 419 0xdc, 0xeb, 0x5b, 0x9d, 0x28, 0x65, 0xb3, 0x70, 0x8d, 0xbc },
maclobdell 0:f7c60d3e7b8a 420 { 0x12, 0xa0, 0x53, 0x38, 0x4a, 0x9c, 0x0c, 0x88, 0xe4, 0x05,
maclobdell 0:f7c60d3e7b8a 421 0xa0, 0x6c, 0x27, 0xdc, 0xf4, 0x9a, 0xda, 0x62, 0xeb, 0x2b },
maclobdell 0:f7c60d3e7b8a 422 { 0xb0, 0xe2, 0x0b, 0x6e, 0x31, 0x16, 0x64, 0x02, 0x86, 0xed,
maclobdell 0:f7c60d3e7b8a 423 0x3a, 0x87, 0xa5, 0x71, 0x30, 0x79, 0xb2, 0x1f, 0x51, 0x89 },
maclobdell 0:f7c60d3e7b8a 424 { 0x9b, 0x75, 0x2e, 0x45, 0x57, 0x3d, 0x4b, 0x39, 0xf4, 0xdb,
maclobdell 0:f7c60d3e7b8a 425 0xd3, 0x32, 0x3c, 0xab, 0x82, 0xbf, 0x63, 0x32, 0x6b, 0xfb },
maclobdell 0:f7c60d3e7b8a 426 };
maclobdell 0:f7c60d3e7b8a 427
maclobdell 0:f7c60d3e7b8a 428 /*
maclobdell 0:f7c60d3e7b8a 429 * Checkup routine
maclobdell 0:f7c60d3e7b8a 430 */
maclobdell 0:f7c60d3e7b8a 431 int mbedtls_ripemd160_self_test( int verbose )
maclobdell 0:f7c60d3e7b8a 432 {
maclobdell 0:f7c60d3e7b8a 433 int i;
maclobdell 0:f7c60d3e7b8a 434 unsigned char output[20];
maclobdell 0:f7c60d3e7b8a 435
maclobdell 0:f7c60d3e7b8a 436 memset( output, 0, sizeof output );
maclobdell 0:f7c60d3e7b8a 437
maclobdell 0:f7c60d3e7b8a 438 for( i = 0; i < TESTS; i++ )
maclobdell 0:f7c60d3e7b8a 439 {
maclobdell 0:f7c60d3e7b8a 440 if( verbose != 0 )
maclobdell 0:f7c60d3e7b8a 441 mbedtls_printf( " RIPEMD-160 test #%d: ", i + 1 );
maclobdell 0:f7c60d3e7b8a 442
maclobdell 0:f7c60d3e7b8a 443 mbedtls_ripemd160( (const unsigned char *) ripemd160_test_input[i],
maclobdell 0:f7c60d3e7b8a 444 strlen( ripemd160_test_input[i] ),
maclobdell 0:f7c60d3e7b8a 445 output );
maclobdell 0:f7c60d3e7b8a 446
maclobdell 0:f7c60d3e7b8a 447 if( memcmp( output, ripemd160_test_md[i], 20 ) != 0 )
maclobdell 0:f7c60d3e7b8a 448 {
maclobdell 0:f7c60d3e7b8a 449 if( verbose != 0 )
maclobdell 0:f7c60d3e7b8a 450 mbedtls_printf( "failed\n" );
maclobdell 0:f7c60d3e7b8a 451
maclobdell 0:f7c60d3e7b8a 452 return( 1 );
maclobdell 0:f7c60d3e7b8a 453 }
maclobdell 0:f7c60d3e7b8a 454
maclobdell 0:f7c60d3e7b8a 455 if( verbose != 0 )
maclobdell 0:f7c60d3e7b8a 456 mbedtls_printf( "passed\n" );
maclobdell 0:f7c60d3e7b8a 457 }
maclobdell 0:f7c60d3e7b8a 458
maclobdell 0:f7c60d3e7b8a 459 return( 0 );
maclobdell 0:f7c60d3e7b8a 460 }
maclobdell 0:f7c60d3e7b8a 461
maclobdell 0:f7c60d3e7b8a 462 #endif /* MBEDTLS_SELF_TEST */
maclobdell 0:f7c60d3e7b8a 463
maclobdell 0:f7c60d3e7b8a 464 #endif /* MBEDTLS_RIPEMD160_C */