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mbed-os/features/mbedtls/src/ripemd160.c@0:9b3d4731edbb, 2018-06-21 (annotated)

Committer:
WFKnight
Date:
Thu Jun 21 13:51:43 2018 +0000
Revision:
0:9b3d4731edbb
UART, RTOS, LED

Who changed what in which revision?

UserRevisionLine numberNew contents of line
WFKnight 0:9b3d4731edbb 1 /*
WFKnight 0:9b3d4731edbb 2 * RIPE MD-160 implementation
WFKnight 0:9b3d4731edbb 3 *
WFKnight 0:9b3d4731edbb 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
WFKnight 0:9b3d4731edbb 5 * SPDX-License-Identifier: Apache-2.0
WFKnight 0:9b3d4731edbb 6 *
WFKnight 0:9b3d4731edbb 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
WFKnight 0:9b3d4731edbb 8 * not use this file except in compliance with the License.
WFKnight 0:9b3d4731edbb 9 * You may obtain a copy of the License at
WFKnight 0:9b3d4731edbb 10 *
WFKnight 0:9b3d4731edbb 11 * http://www.apache.org/licenses/LICENSE-2.0
WFKnight 0:9b3d4731edbb 12 *
WFKnight 0:9b3d4731edbb 13 * Unless required by applicable law or agreed to in writing, software
WFKnight 0:9b3d4731edbb 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
WFKnight 0:9b3d4731edbb 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
WFKnight 0:9b3d4731edbb 16 * See the License for the specific language governing permissions and
WFKnight 0:9b3d4731edbb 17 * limitations under the License.
WFKnight 0:9b3d4731edbb 18 *
WFKnight 0:9b3d4731edbb 19 * This file is part of mbed TLS (https://tls.mbed.org)
WFKnight 0:9b3d4731edbb 20 */
WFKnight 0:9b3d4731edbb 21
WFKnight 0:9b3d4731edbb 22 /*
WFKnight 0:9b3d4731edbb 23 * The RIPEMD-160 algorithm was designed by RIPE in 1996
WFKnight 0:9b3d4731edbb 24 * http://homes.esat.kuleuven.be/~bosselae/mbedtls_ripemd160.html
WFKnight 0:9b3d4731edbb 25 * http://ehash.iaik.tugraz.at/wiki/RIPEMD-160
WFKnight 0:9b3d4731edbb 26 */
WFKnight 0:9b3d4731edbb 27
WFKnight 0:9b3d4731edbb 28 #if !defined(MBEDTLS_CONFIG_FILE)
WFKnight 0:9b3d4731edbb 29 #include "mbedtls/config.h"
WFKnight 0:9b3d4731edbb 30 #else
WFKnight 0:9b3d4731edbb 31 #include MBEDTLS_CONFIG_FILE
WFKnight 0:9b3d4731edbb 32 #endif
WFKnight 0:9b3d4731edbb 33
WFKnight 0:9b3d4731edbb 34 #if defined(MBEDTLS_RIPEMD160_C)
WFKnight 0:9b3d4731edbb 35
WFKnight 0:9b3d4731edbb 36 #include "mbedtls/ripemd160.h"
WFKnight 0:9b3d4731edbb 37 #include "mbedtls/platform_util.h"
WFKnight 0:9b3d4731edbb 38
WFKnight 0:9b3d4731edbb 39 #include <string.h>
WFKnight 0:9b3d4731edbb 40
WFKnight 0:9b3d4731edbb 41 #if defined(MBEDTLS_SELF_TEST)
WFKnight 0:9b3d4731edbb 42 #if defined(MBEDTLS_PLATFORM_C)
WFKnight 0:9b3d4731edbb 43 #include "mbedtls/platform.h"
WFKnight 0:9b3d4731edbb 44 #else
WFKnight 0:9b3d4731edbb 45 #include <stdio.h>
WFKnight 0:9b3d4731edbb 46 #define mbedtls_printf printf
WFKnight 0:9b3d4731edbb 47 #endif /* MBEDTLS_PLATFORM_C */
WFKnight 0:9b3d4731edbb 48 #endif /* MBEDTLS_SELF_TEST */
WFKnight 0:9b3d4731edbb 49
WFKnight 0:9b3d4731edbb 50 #if !defined(MBEDTLS_RIPEMD160_ALT)
WFKnight 0:9b3d4731edbb 51
WFKnight 0:9b3d4731edbb 52 /*
WFKnight 0:9b3d4731edbb 53 * 32-bit integer manipulation macros (little endian)
WFKnight 0:9b3d4731edbb 54 */
WFKnight 0:9b3d4731edbb 55 #ifndef GET_UINT32_LE
WFKnight 0:9b3d4731edbb 56 #define GET_UINT32_LE(n,b,i) \
WFKnight 0:9b3d4731edbb 57 { \
WFKnight 0:9b3d4731edbb 58 (n) = ( (uint32_t) (b)[(i) ] ) \
WFKnight 0:9b3d4731edbb 59 | ( (uint32_t) (b)[(i) + 1] << 8 ) \
WFKnight 0:9b3d4731edbb 60 | ( (uint32_t) (b)[(i) + 2] << 16 ) \
WFKnight 0:9b3d4731edbb 61 | ( (uint32_t) (b)[(i) + 3] << 24 ); \
WFKnight 0:9b3d4731edbb 62 }
WFKnight 0:9b3d4731edbb 63 #endif
WFKnight 0:9b3d4731edbb 64
WFKnight 0:9b3d4731edbb 65 #ifndef PUT_UINT32_LE
WFKnight 0:9b3d4731edbb 66 #define PUT_UINT32_LE(n,b,i) \
WFKnight 0:9b3d4731edbb 67 { \
WFKnight 0:9b3d4731edbb 68 (b)[(i) ] = (unsigned char) ( ( (n) ) & 0xFF ); \
WFKnight 0:9b3d4731edbb 69 (b)[(i) + 1] = (unsigned char) ( ( (n) >> 8 ) & 0xFF ); \
WFKnight 0:9b3d4731edbb 70 (b)[(i) + 2] = (unsigned char) ( ( (n) >> 16 ) & 0xFF ); \
WFKnight 0:9b3d4731edbb 71 (b)[(i) + 3] = (unsigned char) ( ( (n) >> 24 ) & 0xFF ); \
WFKnight 0:9b3d4731edbb 72 }
WFKnight 0:9b3d4731edbb 73 #endif
WFKnight 0:9b3d4731edbb 74
WFKnight 0:9b3d4731edbb 75 void mbedtls_ripemd160_init( mbedtls_ripemd160_context *ctx )
WFKnight 0:9b3d4731edbb 76 {
WFKnight 0:9b3d4731edbb 77 memset( ctx, 0, sizeof( mbedtls_ripemd160_context ) );
WFKnight 0:9b3d4731edbb 78 }
WFKnight 0:9b3d4731edbb 79
WFKnight 0:9b3d4731edbb 80 void mbedtls_ripemd160_free( mbedtls_ripemd160_context *ctx )
WFKnight 0:9b3d4731edbb 81 {
WFKnight 0:9b3d4731edbb 82 if( ctx == NULL )
WFKnight 0:9b3d4731edbb 83 return;
WFKnight 0:9b3d4731edbb 84
WFKnight 0:9b3d4731edbb 85 mbedtls_platform_zeroize( ctx, sizeof( mbedtls_ripemd160_context ) );
WFKnight 0:9b3d4731edbb 86 }
WFKnight 0:9b3d4731edbb 87
WFKnight 0:9b3d4731edbb 88 void mbedtls_ripemd160_clone( mbedtls_ripemd160_context *dst,
WFKnight 0:9b3d4731edbb 89 const mbedtls_ripemd160_context *src )
WFKnight 0:9b3d4731edbb 90 {
WFKnight 0:9b3d4731edbb 91 *dst = *src;
WFKnight 0:9b3d4731edbb 92 }
WFKnight 0:9b3d4731edbb 93
WFKnight 0:9b3d4731edbb 94 /*
WFKnight 0:9b3d4731edbb 95 * RIPEMD-160 context setup
WFKnight 0:9b3d4731edbb 96 */
WFKnight 0:9b3d4731edbb 97 int mbedtls_ripemd160_starts_ret( mbedtls_ripemd160_context *ctx )
WFKnight 0:9b3d4731edbb 98 {
WFKnight 0:9b3d4731edbb 99 ctx->total[0] = 0;
WFKnight 0:9b3d4731edbb 100 ctx->total[1] = 0;
WFKnight 0:9b3d4731edbb 101
WFKnight 0:9b3d4731edbb 102 ctx->state[0] = 0x67452301;
WFKnight 0:9b3d4731edbb 103 ctx->state[1] = 0xEFCDAB89;
WFKnight 0:9b3d4731edbb 104 ctx->state[2] = 0x98BADCFE;
WFKnight 0:9b3d4731edbb 105 ctx->state[3] = 0x10325476;
WFKnight 0:9b3d4731edbb 106 ctx->state[4] = 0xC3D2E1F0;
WFKnight 0:9b3d4731edbb 107
WFKnight 0:9b3d4731edbb 108 return( 0 );
WFKnight 0:9b3d4731edbb 109 }
WFKnight 0:9b3d4731edbb 110
WFKnight 0:9b3d4731edbb 111 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
WFKnight 0:9b3d4731edbb 112 void mbedtls_ripemd160_starts( mbedtls_ripemd160_context *ctx )
WFKnight 0:9b3d4731edbb 113 {
WFKnight 0:9b3d4731edbb 114 mbedtls_ripemd160_starts_ret( ctx );
WFKnight 0:9b3d4731edbb 115 }
WFKnight 0:9b3d4731edbb 116 #endif
WFKnight 0:9b3d4731edbb 117
WFKnight 0:9b3d4731edbb 118 #if !defined(MBEDTLS_RIPEMD160_PROCESS_ALT)
WFKnight 0:9b3d4731edbb 119 /*
WFKnight 0:9b3d4731edbb 120 * Process one block
WFKnight 0:9b3d4731edbb 121 */
WFKnight 0:9b3d4731edbb 122 int mbedtls_internal_ripemd160_process( mbedtls_ripemd160_context *ctx,
WFKnight 0:9b3d4731edbb 123 const unsigned char data[64] )
WFKnight 0:9b3d4731edbb 124 {
WFKnight 0:9b3d4731edbb 125 uint32_t A, B, C, D, E, Ap, Bp, Cp, Dp, Ep, X[16];
WFKnight 0:9b3d4731edbb 126
WFKnight 0:9b3d4731edbb 127 GET_UINT32_LE( X[ 0], data, 0 );
WFKnight 0:9b3d4731edbb 128 GET_UINT32_LE( X[ 1], data, 4 );
WFKnight 0:9b3d4731edbb 129 GET_UINT32_LE( X[ 2], data, 8 );
WFKnight 0:9b3d4731edbb 130 GET_UINT32_LE( X[ 3], data, 12 );
WFKnight 0:9b3d4731edbb 131 GET_UINT32_LE( X[ 4], data, 16 );
WFKnight 0:9b3d4731edbb 132 GET_UINT32_LE( X[ 5], data, 20 );
WFKnight 0:9b3d4731edbb 133 GET_UINT32_LE( X[ 6], data, 24 );
WFKnight 0:9b3d4731edbb 134 GET_UINT32_LE( X[ 7], data, 28 );
WFKnight 0:9b3d4731edbb 135 GET_UINT32_LE( X[ 8], data, 32 );
WFKnight 0:9b3d4731edbb 136 GET_UINT32_LE( X[ 9], data, 36 );
WFKnight 0:9b3d4731edbb 137 GET_UINT32_LE( X[10], data, 40 );
WFKnight 0:9b3d4731edbb 138 GET_UINT32_LE( X[11], data, 44 );
WFKnight 0:9b3d4731edbb 139 GET_UINT32_LE( X[12], data, 48 );
WFKnight 0:9b3d4731edbb 140 GET_UINT32_LE( X[13], data, 52 );
WFKnight 0:9b3d4731edbb 141 GET_UINT32_LE( X[14], data, 56 );
WFKnight 0:9b3d4731edbb 142 GET_UINT32_LE( X[15], data, 60 );
WFKnight 0:9b3d4731edbb 143
WFKnight 0:9b3d4731edbb 144 A = Ap = ctx->state[0];
WFKnight 0:9b3d4731edbb 145 B = Bp = ctx->state[1];
WFKnight 0:9b3d4731edbb 146 C = Cp = ctx->state[2];
WFKnight 0:9b3d4731edbb 147 D = Dp = ctx->state[3];
WFKnight 0:9b3d4731edbb 148 E = Ep = ctx->state[4];
WFKnight 0:9b3d4731edbb 149
WFKnight 0:9b3d4731edbb 150 #define F1( x, y, z ) ( x ^ y ^ z )
WFKnight 0:9b3d4731edbb 151 #define F2( x, y, z ) ( ( x & y ) | ( ~x & z ) )
WFKnight 0:9b3d4731edbb 152 #define F3( x, y, z ) ( ( x | ~y ) ^ z )
WFKnight 0:9b3d4731edbb 153 #define F4( x, y, z ) ( ( x & z ) | ( y & ~z ) )
WFKnight 0:9b3d4731edbb 154 #define F5( x, y, z ) ( x ^ ( y | ~z ) )
WFKnight 0:9b3d4731edbb 155
WFKnight 0:9b3d4731edbb 156 #define S( x, n ) ( ( x << n ) | ( x >> (32 - n) ) )
WFKnight 0:9b3d4731edbb 157
WFKnight 0:9b3d4731edbb 158 #define P( a, b, c, d, e, r, s, f, k ) \
WFKnight 0:9b3d4731edbb 159 a += f( b, c, d ) + X[r] + k; \
WFKnight 0:9b3d4731edbb 160 a = S( a, s ) + e; \
WFKnight 0:9b3d4731edbb 161 c = S( c, 10 );
WFKnight 0:9b3d4731edbb 162
WFKnight 0:9b3d4731edbb 163 #define P2( a, b, c, d, e, r, s, rp, sp ) \
WFKnight 0:9b3d4731edbb 164 P( a, b, c, d, e, r, s, F, K ); \
WFKnight 0:9b3d4731edbb 165 P( a ## p, b ## p, c ## p, d ## p, e ## p, rp, sp, Fp, Kp );
WFKnight 0:9b3d4731edbb 166
WFKnight 0:9b3d4731edbb 167 #define F F1
WFKnight 0:9b3d4731edbb 168 #define K 0x00000000
WFKnight 0:9b3d4731edbb 169 #define Fp F5
WFKnight 0:9b3d4731edbb 170 #define Kp 0x50A28BE6
WFKnight 0:9b3d4731edbb 171 P2( A, B, C, D, E, 0, 11, 5, 8 );
WFKnight 0:9b3d4731edbb 172 P2( E, A, B, C, D, 1, 14, 14, 9 );
WFKnight 0:9b3d4731edbb 173 P2( D, E, A, B, C, 2, 15, 7, 9 );
WFKnight 0:9b3d4731edbb 174 P2( C, D, E, A, B, 3, 12, 0, 11 );
WFKnight 0:9b3d4731edbb 175 P2( B, C, D, E, A, 4, 5, 9, 13 );
WFKnight 0:9b3d4731edbb 176 P2( A, B, C, D, E, 5, 8, 2, 15 );
WFKnight 0:9b3d4731edbb 177 P2( E, A, B, C, D, 6, 7, 11, 15 );
WFKnight 0:9b3d4731edbb 178 P2( D, E, A, B, C, 7, 9, 4, 5 );
WFKnight 0:9b3d4731edbb 179 P2( C, D, E, A, B, 8, 11, 13, 7 );
WFKnight 0:9b3d4731edbb 180 P2( B, C, D, E, A, 9, 13, 6, 7 );
WFKnight 0:9b3d4731edbb 181 P2( A, B, C, D, E, 10, 14, 15, 8 );
WFKnight 0:9b3d4731edbb 182 P2( E, A, B, C, D, 11, 15, 8, 11 );
WFKnight 0:9b3d4731edbb 183 P2( D, E, A, B, C, 12, 6, 1, 14 );
WFKnight 0:9b3d4731edbb 184 P2( C, D, E, A, B, 13, 7, 10, 14 );
WFKnight 0:9b3d4731edbb 185 P2( B, C, D, E, A, 14, 9, 3, 12 );
WFKnight 0:9b3d4731edbb 186 P2( A, B, C, D, E, 15, 8, 12, 6 );
WFKnight 0:9b3d4731edbb 187 #undef F
WFKnight 0:9b3d4731edbb 188 #undef K
WFKnight 0:9b3d4731edbb 189 #undef Fp
WFKnight 0:9b3d4731edbb 190 #undef Kp
WFKnight 0:9b3d4731edbb 191
WFKnight 0:9b3d4731edbb 192 #define F F2
WFKnight 0:9b3d4731edbb 193 #define K 0x5A827999
WFKnight 0:9b3d4731edbb 194 #define Fp F4
WFKnight 0:9b3d4731edbb 195 #define Kp 0x5C4DD124
WFKnight 0:9b3d4731edbb 196 P2( E, A, B, C, D, 7, 7, 6, 9 );
WFKnight 0:9b3d4731edbb 197 P2( D, E, A, B, C, 4, 6, 11, 13 );
WFKnight 0:9b3d4731edbb 198 P2( C, D, E, A, B, 13, 8, 3, 15 );
WFKnight 0:9b3d4731edbb 199 P2( B, C, D, E, A, 1, 13, 7, 7 );
WFKnight 0:9b3d4731edbb 200 P2( A, B, C, D, E, 10, 11, 0, 12 );
WFKnight 0:9b3d4731edbb 201 P2( E, A, B, C, D, 6, 9, 13, 8 );
WFKnight 0:9b3d4731edbb 202 P2( D, E, A, B, C, 15, 7, 5, 9 );
WFKnight 0:9b3d4731edbb 203 P2( C, D, E, A, B, 3, 15, 10, 11 );
WFKnight 0:9b3d4731edbb 204 P2( B, C, D, E, A, 12, 7, 14, 7 );
WFKnight 0:9b3d4731edbb 205 P2( A, B, C, D, E, 0, 12, 15, 7 );
WFKnight 0:9b3d4731edbb 206 P2( E, A, B, C, D, 9, 15, 8, 12 );
WFKnight 0:9b3d4731edbb 207 P2( D, E, A, B, C, 5, 9, 12, 7 );
WFKnight 0:9b3d4731edbb 208 P2( C, D, E, A, B, 2, 11, 4, 6 );
WFKnight 0:9b3d4731edbb 209 P2( B, C, D, E, A, 14, 7, 9, 15 );
WFKnight 0:9b3d4731edbb 210 P2( A, B, C, D, E, 11, 13, 1, 13 );
WFKnight 0:9b3d4731edbb 211 P2( E, A, B, C, D, 8, 12, 2, 11 );
WFKnight 0:9b3d4731edbb 212 #undef F
WFKnight 0:9b3d4731edbb 213 #undef K
WFKnight 0:9b3d4731edbb 214 #undef Fp
WFKnight 0:9b3d4731edbb 215 #undef Kp
WFKnight 0:9b3d4731edbb 216
WFKnight 0:9b3d4731edbb 217 #define F F3
WFKnight 0:9b3d4731edbb 218 #define K 0x6ED9EBA1
WFKnight 0:9b3d4731edbb 219 #define Fp F3
WFKnight 0:9b3d4731edbb 220 #define Kp 0x6D703EF3
WFKnight 0:9b3d4731edbb 221 P2( D, E, A, B, C, 3, 11, 15, 9 );
WFKnight 0:9b3d4731edbb 222 P2( C, D, E, A, B, 10, 13, 5, 7 );
WFKnight 0:9b3d4731edbb 223 P2( B, C, D, E, A, 14, 6, 1, 15 );
WFKnight 0:9b3d4731edbb 224 P2( A, B, C, D, E, 4, 7, 3, 11 );
WFKnight 0:9b3d4731edbb 225 P2( E, A, B, C, D, 9, 14, 7, 8 );
WFKnight 0:9b3d4731edbb 226 P2( D, E, A, B, C, 15, 9, 14, 6 );
WFKnight 0:9b3d4731edbb 227 P2( C, D, E, A, B, 8, 13, 6, 6 );
WFKnight 0:9b3d4731edbb 228 P2( B, C, D, E, A, 1, 15, 9, 14 );
WFKnight 0:9b3d4731edbb 229 P2( A, B, C, D, E, 2, 14, 11, 12 );
WFKnight 0:9b3d4731edbb 230 P2( E, A, B, C, D, 7, 8, 8, 13 );
WFKnight 0:9b3d4731edbb 231 P2( D, E, A, B, C, 0, 13, 12, 5 );
WFKnight 0:9b3d4731edbb 232 P2( C, D, E, A, B, 6, 6, 2, 14 );
WFKnight 0:9b3d4731edbb 233 P2( B, C, D, E, A, 13, 5, 10, 13 );
WFKnight 0:9b3d4731edbb 234 P2( A, B, C, D, E, 11, 12, 0, 13 );
WFKnight 0:9b3d4731edbb 235 P2( E, A, B, C, D, 5, 7, 4, 7 );
WFKnight 0:9b3d4731edbb 236 P2( D, E, A, B, C, 12, 5, 13, 5 );
WFKnight 0:9b3d4731edbb 237 #undef F
WFKnight 0:9b3d4731edbb 238 #undef K
WFKnight 0:9b3d4731edbb 239 #undef Fp
WFKnight 0:9b3d4731edbb 240 #undef Kp
WFKnight 0:9b3d4731edbb 241
WFKnight 0:9b3d4731edbb 242 #define F F4
WFKnight 0:9b3d4731edbb 243 #define K 0x8F1BBCDC
WFKnight 0:9b3d4731edbb 244 #define Fp F2
WFKnight 0:9b3d4731edbb 245 #define Kp 0x7A6D76E9
WFKnight 0:9b3d4731edbb 246 P2( C, D, E, A, B, 1, 11, 8, 15 );
WFKnight 0:9b3d4731edbb 247 P2( B, C, D, E, A, 9, 12, 6, 5 );
WFKnight 0:9b3d4731edbb 248 P2( A, B, C, D, E, 11, 14, 4, 8 );
WFKnight 0:9b3d4731edbb 249 P2( E, A, B, C, D, 10, 15, 1, 11 );
WFKnight 0:9b3d4731edbb 250 P2( D, E, A, B, C, 0, 14, 3, 14 );
WFKnight 0:9b3d4731edbb 251 P2( C, D, E, A, B, 8, 15, 11, 14 );
WFKnight 0:9b3d4731edbb 252 P2( B, C, D, E, A, 12, 9, 15, 6 );
WFKnight 0:9b3d4731edbb 253 P2( A, B, C, D, E, 4, 8, 0, 14 );
WFKnight 0:9b3d4731edbb 254 P2( E, A, B, C, D, 13, 9, 5, 6 );
WFKnight 0:9b3d4731edbb 255 P2( D, E, A, B, C, 3, 14, 12, 9 );
WFKnight 0:9b3d4731edbb 256 P2( C, D, E, A, B, 7, 5, 2, 12 );
WFKnight 0:9b3d4731edbb 257 P2( B, C, D, E, A, 15, 6, 13, 9 );
WFKnight 0:9b3d4731edbb 258 P2( A, B, C, D, E, 14, 8, 9, 12 );
WFKnight 0:9b3d4731edbb 259 P2( E, A, B, C, D, 5, 6, 7, 5 );
WFKnight 0:9b3d4731edbb 260 P2( D, E, A, B, C, 6, 5, 10, 15 );
WFKnight 0:9b3d4731edbb 261 P2( C, D, E, A, B, 2, 12, 14, 8 );
WFKnight 0:9b3d4731edbb 262 #undef F
WFKnight 0:9b3d4731edbb 263 #undef K
WFKnight 0:9b3d4731edbb 264 #undef Fp
WFKnight 0:9b3d4731edbb 265 #undef Kp
WFKnight 0:9b3d4731edbb 266
WFKnight 0:9b3d4731edbb 267 #define F F5
WFKnight 0:9b3d4731edbb 268 #define K 0xA953FD4E
WFKnight 0:9b3d4731edbb 269 #define Fp F1
WFKnight 0:9b3d4731edbb 270 #define Kp 0x00000000
WFKnight 0:9b3d4731edbb 271 P2( B, C, D, E, A, 4, 9, 12, 8 );
WFKnight 0:9b3d4731edbb 272 P2( A, B, C, D, E, 0, 15, 15, 5 );
WFKnight 0:9b3d4731edbb 273 P2( E, A, B, C, D, 5, 5, 10, 12 );
WFKnight 0:9b3d4731edbb 274 P2( D, E, A, B, C, 9, 11, 4, 9 );
WFKnight 0:9b3d4731edbb 275 P2( C, D, E, A, B, 7, 6, 1, 12 );
WFKnight 0:9b3d4731edbb 276 P2( B, C, D, E, A, 12, 8, 5, 5 );
WFKnight 0:9b3d4731edbb 277 P2( A, B, C, D, E, 2, 13, 8, 14 );
WFKnight 0:9b3d4731edbb 278 P2( E, A, B, C, D, 10, 12, 7, 6 );
WFKnight 0:9b3d4731edbb 279 P2( D, E, A, B, C, 14, 5, 6, 8 );
WFKnight 0:9b3d4731edbb 280 P2( C, D, E, A, B, 1, 12, 2, 13 );
WFKnight 0:9b3d4731edbb 281 P2( B, C, D, E, A, 3, 13, 13, 6 );
WFKnight 0:9b3d4731edbb 282 P2( A, B, C, D, E, 8, 14, 14, 5 );
WFKnight 0:9b3d4731edbb 283 P2( E, A, B, C, D, 11, 11, 0, 15 );
WFKnight 0:9b3d4731edbb 284 P2( D, E, A, B, C, 6, 8, 3, 13 );
WFKnight 0:9b3d4731edbb 285 P2( C, D, E, A, B, 15, 5, 9, 11 );
WFKnight 0:9b3d4731edbb 286 P2( B, C, D, E, A, 13, 6, 11, 11 );
WFKnight 0:9b3d4731edbb 287 #undef F
WFKnight 0:9b3d4731edbb 288 #undef K
WFKnight 0:9b3d4731edbb 289 #undef Fp
WFKnight 0:9b3d4731edbb 290 #undef Kp
WFKnight 0:9b3d4731edbb 291
WFKnight 0:9b3d4731edbb 292 C = ctx->state[1] + C + Dp;
WFKnight 0:9b3d4731edbb 293 ctx->state[1] = ctx->state[2] + D + Ep;
WFKnight 0:9b3d4731edbb 294 ctx->state[2] = ctx->state[3] + E + Ap;
WFKnight 0:9b3d4731edbb 295 ctx->state[3] = ctx->state[4] + A + Bp;
WFKnight 0:9b3d4731edbb 296 ctx->state[4] = ctx->state[0] + B + Cp;
WFKnight 0:9b3d4731edbb 297 ctx->state[0] = C;
WFKnight 0:9b3d4731edbb 298
WFKnight 0:9b3d4731edbb 299 return( 0 );
WFKnight 0:9b3d4731edbb 300 }
WFKnight 0:9b3d4731edbb 301
WFKnight 0:9b3d4731edbb 302 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
WFKnight 0:9b3d4731edbb 303 void mbedtls_ripemd160_process( mbedtls_ripemd160_context *ctx,
WFKnight 0:9b3d4731edbb 304 const unsigned char data[64] )
WFKnight 0:9b3d4731edbb 305 {
WFKnight 0:9b3d4731edbb 306 mbedtls_internal_ripemd160_process( ctx, data );
WFKnight 0:9b3d4731edbb 307 }
WFKnight 0:9b3d4731edbb 308 #endif
WFKnight 0:9b3d4731edbb 309 #endif /* !MBEDTLS_RIPEMD160_PROCESS_ALT */
WFKnight 0:9b3d4731edbb 310
WFKnight 0:9b3d4731edbb 311 /*
WFKnight 0:9b3d4731edbb 312 * RIPEMD-160 process buffer
WFKnight 0:9b3d4731edbb 313 */
WFKnight 0:9b3d4731edbb 314 int mbedtls_ripemd160_update_ret( mbedtls_ripemd160_context *ctx,
WFKnight 0:9b3d4731edbb 315 const unsigned char *input,
WFKnight 0:9b3d4731edbb 316 size_t ilen )
WFKnight 0:9b3d4731edbb 317 {
WFKnight 0:9b3d4731edbb 318 int ret;
WFKnight 0:9b3d4731edbb 319 size_t fill;
WFKnight 0:9b3d4731edbb 320 uint32_t left;
WFKnight 0:9b3d4731edbb 321
WFKnight 0:9b3d4731edbb 322 if( ilen == 0 )
WFKnight 0:9b3d4731edbb 323 return( 0 );
WFKnight 0:9b3d4731edbb 324
WFKnight 0:9b3d4731edbb 325 left = ctx->total[0] & 0x3F;
WFKnight 0:9b3d4731edbb 326 fill = 64 - left;
WFKnight 0:9b3d4731edbb 327
WFKnight 0:9b3d4731edbb 328 ctx->total[0] += (uint32_t) ilen;
WFKnight 0:9b3d4731edbb 329 ctx->total[0] &= 0xFFFFFFFF;
WFKnight 0:9b3d4731edbb 330
WFKnight 0:9b3d4731edbb 331 if( ctx->total[0] < (uint32_t) ilen )
WFKnight 0:9b3d4731edbb 332 ctx->total[1]++;
WFKnight 0:9b3d4731edbb 333
WFKnight 0:9b3d4731edbb 334 if( left && ilen >= fill )
WFKnight 0:9b3d4731edbb 335 {
WFKnight 0:9b3d4731edbb 336 memcpy( (void *) (ctx->buffer + left), input, fill );
WFKnight 0:9b3d4731edbb 337
WFKnight 0:9b3d4731edbb 338 if( ( ret = mbedtls_internal_ripemd160_process( ctx, ctx->buffer ) ) != 0 )
WFKnight 0:9b3d4731edbb 339 return( ret );
WFKnight 0:9b3d4731edbb 340
WFKnight 0:9b3d4731edbb 341 input += fill;
WFKnight 0:9b3d4731edbb 342 ilen -= fill;
WFKnight 0:9b3d4731edbb 343 left = 0;
WFKnight 0:9b3d4731edbb 344 }
WFKnight 0:9b3d4731edbb 345
WFKnight 0:9b3d4731edbb 346 while( ilen >= 64 )
WFKnight 0:9b3d4731edbb 347 {
WFKnight 0:9b3d4731edbb 348 if( ( ret = mbedtls_internal_ripemd160_process( ctx, input ) ) != 0 )
WFKnight 0:9b3d4731edbb 349 return( ret );
WFKnight 0:9b3d4731edbb 350
WFKnight 0:9b3d4731edbb 351 input += 64;
WFKnight 0:9b3d4731edbb 352 ilen -= 64;
WFKnight 0:9b3d4731edbb 353 }
WFKnight 0:9b3d4731edbb 354
WFKnight 0:9b3d4731edbb 355 if( ilen > 0 )
WFKnight 0:9b3d4731edbb 356 {
WFKnight 0:9b3d4731edbb 357 memcpy( (void *) (ctx->buffer + left), input, ilen );
WFKnight 0:9b3d4731edbb 358 }
WFKnight 0:9b3d4731edbb 359
WFKnight 0:9b3d4731edbb 360 return( 0 );
WFKnight 0:9b3d4731edbb 361 }
WFKnight 0:9b3d4731edbb 362
WFKnight 0:9b3d4731edbb 363 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
WFKnight 0:9b3d4731edbb 364 void mbedtls_ripemd160_update( mbedtls_ripemd160_context *ctx,
WFKnight 0:9b3d4731edbb 365 const unsigned char *input,
WFKnight 0:9b3d4731edbb 366 size_t ilen )
WFKnight 0:9b3d4731edbb 367 {
WFKnight 0:9b3d4731edbb 368 mbedtls_ripemd160_update_ret( ctx, input, ilen );
WFKnight 0:9b3d4731edbb 369 }
WFKnight 0:9b3d4731edbb 370 #endif
WFKnight 0:9b3d4731edbb 371
WFKnight 0:9b3d4731edbb 372 static const unsigned char ripemd160_padding[64] =
WFKnight 0:9b3d4731edbb 373 {
WFKnight 0:9b3d4731edbb 374 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
WFKnight 0:9b3d4731edbb 375 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
WFKnight 0:9b3d4731edbb 376 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
WFKnight 0:9b3d4731edbb 377 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
WFKnight 0:9b3d4731edbb 378 };
WFKnight 0:9b3d4731edbb 379
WFKnight 0:9b3d4731edbb 380 /*
WFKnight 0:9b3d4731edbb 381 * RIPEMD-160 final digest
WFKnight 0:9b3d4731edbb 382 */
WFKnight 0:9b3d4731edbb 383 int mbedtls_ripemd160_finish_ret( mbedtls_ripemd160_context *ctx,
WFKnight 0:9b3d4731edbb 384 unsigned char output[20] )
WFKnight 0:9b3d4731edbb 385 {
WFKnight 0:9b3d4731edbb 386 int ret;
WFKnight 0:9b3d4731edbb 387 uint32_t last, padn;
WFKnight 0:9b3d4731edbb 388 uint32_t high, low;
WFKnight 0:9b3d4731edbb 389 unsigned char msglen[8];
WFKnight 0:9b3d4731edbb 390
WFKnight 0:9b3d4731edbb 391 high = ( ctx->total[0] >> 29 )
WFKnight 0:9b3d4731edbb 392 | ( ctx->total[1] << 3 );
WFKnight 0:9b3d4731edbb 393 low = ( ctx->total[0] << 3 );
WFKnight 0:9b3d4731edbb 394
WFKnight 0:9b3d4731edbb 395 PUT_UINT32_LE( low, msglen, 0 );
WFKnight 0:9b3d4731edbb 396 PUT_UINT32_LE( high, msglen, 4 );
WFKnight 0:9b3d4731edbb 397
WFKnight 0:9b3d4731edbb 398 last = ctx->total[0] & 0x3F;
WFKnight 0:9b3d4731edbb 399 padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last );
WFKnight 0:9b3d4731edbb 400
WFKnight 0:9b3d4731edbb 401 ret = mbedtls_ripemd160_update_ret( ctx, ripemd160_padding, padn );
WFKnight 0:9b3d4731edbb 402 if( ret != 0 )
WFKnight 0:9b3d4731edbb 403 return( ret );
WFKnight 0:9b3d4731edbb 404
WFKnight 0:9b3d4731edbb 405 ret = mbedtls_ripemd160_update_ret( ctx, msglen, 8 );
WFKnight 0:9b3d4731edbb 406 if( ret != 0 )
WFKnight 0:9b3d4731edbb 407 return( ret );
WFKnight 0:9b3d4731edbb 408
WFKnight 0:9b3d4731edbb 409 PUT_UINT32_LE( ctx->state[0], output, 0 );
WFKnight 0:9b3d4731edbb 410 PUT_UINT32_LE( ctx->state[1], output, 4 );
WFKnight 0:9b3d4731edbb 411 PUT_UINT32_LE( ctx->state[2], output, 8 );
WFKnight 0:9b3d4731edbb 412 PUT_UINT32_LE( ctx->state[3], output, 12 );
WFKnight 0:9b3d4731edbb 413 PUT_UINT32_LE( ctx->state[4], output, 16 );
WFKnight 0:9b3d4731edbb 414
WFKnight 0:9b3d4731edbb 415 return( 0 );
WFKnight 0:9b3d4731edbb 416 }
WFKnight 0:9b3d4731edbb 417
WFKnight 0:9b3d4731edbb 418 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
WFKnight 0:9b3d4731edbb 419 void mbedtls_ripemd160_finish( mbedtls_ripemd160_context *ctx,
WFKnight 0:9b3d4731edbb 420 unsigned char output[20] )
WFKnight 0:9b3d4731edbb 421 {
WFKnight 0:9b3d4731edbb 422 mbedtls_ripemd160_finish_ret( ctx, output );
WFKnight 0:9b3d4731edbb 423 }
WFKnight 0:9b3d4731edbb 424 #endif
WFKnight 0:9b3d4731edbb 425
WFKnight 0:9b3d4731edbb 426 #endif /* ! MBEDTLS_RIPEMD160_ALT */
WFKnight 0:9b3d4731edbb 427
WFKnight 0:9b3d4731edbb 428 /*
WFKnight 0:9b3d4731edbb 429 * output = RIPEMD-160( input buffer )
WFKnight 0:9b3d4731edbb 430 */
WFKnight 0:9b3d4731edbb 431 int mbedtls_ripemd160_ret( const unsigned char *input,
WFKnight 0:9b3d4731edbb 432 size_t ilen,
WFKnight 0:9b3d4731edbb 433 unsigned char output[20] )
WFKnight 0:9b3d4731edbb 434 {
WFKnight 0:9b3d4731edbb 435 int ret;
WFKnight 0:9b3d4731edbb 436 mbedtls_ripemd160_context ctx;
WFKnight 0:9b3d4731edbb 437
WFKnight 0:9b3d4731edbb 438 mbedtls_ripemd160_init( &ctx );
WFKnight 0:9b3d4731edbb 439
WFKnight 0:9b3d4731edbb 440 if( ( ret = mbedtls_ripemd160_starts_ret( &ctx ) ) != 0 )
WFKnight 0:9b3d4731edbb 441 goto exit;
WFKnight 0:9b3d4731edbb 442
WFKnight 0:9b3d4731edbb 443 if( ( ret = mbedtls_ripemd160_update_ret( &ctx, input, ilen ) ) != 0 )
WFKnight 0:9b3d4731edbb 444 goto exit;
WFKnight 0:9b3d4731edbb 445
WFKnight 0:9b3d4731edbb 446 if( ( ret = mbedtls_ripemd160_finish_ret( &ctx, output ) ) != 0 )
WFKnight 0:9b3d4731edbb 447 goto exit;
WFKnight 0:9b3d4731edbb 448
WFKnight 0:9b3d4731edbb 449 exit:
WFKnight 0:9b3d4731edbb 450 mbedtls_ripemd160_free( &ctx );
WFKnight 0:9b3d4731edbb 451
WFKnight 0:9b3d4731edbb 452 return( ret );
WFKnight 0:9b3d4731edbb 453 }
WFKnight 0:9b3d4731edbb 454
WFKnight 0:9b3d4731edbb 455 #if !defined(MBEDTLS_DEPRECATED_REMOVED)
WFKnight 0:9b3d4731edbb 456 void mbedtls_ripemd160( const unsigned char *input,
WFKnight 0:9b3d4731edbb 457 size_t ilen,
WFKnight 0:9b3d4731edbb 458 unsigned char output[20] )
WFKnight 0:9b3d4731edbb 459 {
WFKnight 0:9b3d4731edbb 460 mbedtls_ripemd160_ret( input, ilen, output );
WFKnight 0:9b3d4731edbb 461 }
WFKnight 0:9b3d4731edbb 462 #endif
WFKnight 0:9b3d4731edbb 463
WFKnight 0:9b3d4731edbb 464 #if defined(MBEDTLS_SELF_TEST)
WFKnight 0:9b3d4731edbb 465 /*
WFKnight 0:9b3d4731edbb 466 * Test vectors from the RIPEMD-160 paper and
WFKnight 0:9b3d4731edbb 467 * http://homes.esat.kuleuven.be/~bosselae/mbedtls_ripemd160.html#HMAC
WFKnight 0:9b3d4731edbb 468 */
WFKnight 0:9b3d4731edbb 469 #define TESTS 8
WFKnight 0:9b3d4731edbb 470 static const unsigned char ripemd160_test_str[TESTS][81] =
WFKnight 0:9b3d4731edbb 471 {
WFKnight 0:9b3d4731edbb 472 { "" },
WFKnight 0:9b3d4731edbb 473 { "a" },
WFKnight 0:9b3d4731edbb 474 { "abc" },
WFKnight 0:9b3d4731edbb 475 { "message digest" },
WFKnight 0:9b3d4731edbb 476 { "abcdefghijklmnopqrstuvwxyz" },
WFKnight 0:9b3d4731edbb 477 { "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" },
WFKnight 0:9b3d4731edbb 478 { "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789" },
WFKnight 0:9b3d4731edbb 479 { "12345678901234567890123456789012345678901234567890123456789012"
WFKnight 0:9b3d4731edbb 480 "345678901234567890" },
WFKnight 0:9b3d4731edbb 481 };
WFKnight 0:9b3d4731edbb 482
WFKnight 0:9b3d4731edbb 483 static const size_t ripemd160_test_strlen[TESTS] =
WFKnight 0:9b3d4731edbb 484 {
WFKnight 0:9b3d4731edbb 485 0, 1, 3, 14, 26, 56, 62, 80
WFKnight 0:9b3d4731edbb 486 };
WFKnight 0:9b3d4731edbb 487
WFKnight 0:9b3d4731edbb 488 static const unsigned char ripemd160_test_md[TESTS][20] =
WFKnight 0:9b3d4731edbb 489 {
WFKnight 0:9b3d4731edbb 490 { 0x9c, 0x11, 0x85, 0xa5, 0xc5, 0xe9, 0xfc, 0x54, 0x61, 0x28,
WFKnight 0:9b3d4731edbb 491 0x08, 0x97, 0x7e, 0xe8, 0xf5, 0x48, 0xb2, 0x25, 0x8d, 0x31 },
WFKnight 0:9b3d4731edbb 492 { 0x0b, 0xdc, 0x9d, 0x2d, 0x25, 0x6b, 0x3e, 0xe9, 0xda, 0xae,
WFKnight 0:9b3d4731edbb 493 0x34, 0x7b, 0xe6, 0xf4, 0xdc, 0x83, 0x5a, 0x46, 0x7f, 0xfe },
WFKnight 0:9b3d4731edbb 494 { 0x8e, 0xb2, 0x08, 0xf7, 0xe0, 0x5d, 0x98, 0x7a, 0x9b, 0x04,
WFKnight 0:9b3d4731edbb 495 0x4a, 0x8e, 0x98, 0xc6, 0xb0, 0x87, 0xf1, 0x5a, 0x0b, 0xfc },
WFKnight 0:9b3d4731edbb 496 { 0x5d, 0x06, 0x89, 0xef, 0x49, 0xd2, 0xfa, 0xe5, 0x72, 0xb8,
WFKnight 0:9b3d4731edbb 497 0x81, 0xb1, 0x23, 0xa8, 0x5f, 0xfa, 0x21, 0x59, 0x5f, 0x36 },
WFKnight 0:9b3d4731edbb 498 { 0xf7, 0x1c, 0x27, 0x10, 0x9c, 0x69, 0x2c, 0x1b, 0x56, 0xbb,
WFKnight 0:9b3d4731edbb 499 0xdc, 0xeb, 0x5b, 0x9d, 0x28, 0x65, 0xb3, 0x70, 0x8d, 0xbc },
WFKnight 0:9b3d4731edbb 500 { 0x12, 0xa0, 0x53, 0x38, 0x4a, 0x9c, 0x0c, 0x88, 0xe4, 0x05,
WFKnight 0:9b3d4731edbb 501 0xa0, 0x6c, 0x27, 0xdc, 0xf4, 0x9a, 0xda, 0x62, 0xeb, 0x2b },
WFKnight 0:9b3d4731edbb 502 { 0xb0, 0xe2, 0x0b, 0x6e, 0x31, 0x16, 0x64, 0x02, 0x86, 0xed,
WFKnight 0:9b3d4731edbb 503 0x3a, 0x87, 0xa5, 0x71, 0x30, 0x79, 0xb2, 0x1f, 0x51, 0x89 },
WFKnight 0:9b3d4731edbb 504 { 0x9b, 0x75, 0x2e, 0x45, 0x57, 0x3d, 0x4b, 0x39, 0xf4, 0xdb,
WFKnight 0:9b3d4731edbb 505 0xd3, 0x32, 0x3c, 0xab, 0x82, 0xbf, 0x63, 0x32, 0x6b, 0xfb },
WFKnight 0:9b3d4731edbb 506 };
WFKnight 0:9b3d4731edbb 507
WFKnight 0:9b3d4731edbb 508 /*
WFKnight 0:9b3d4731edbb 509 * Checkup routine
WFKnight 0:9b3d4731edbb 510 */
WFKnight 0:9b3d4731edbb 511 int mbedtls_ripemd160_self_test( int verbose )
WFKnight 0:9b3d4731edbb 512 {
WFKnight 0:9b3d4731edbb 513 int i, ret = 0;
WFKnight 0:9b3d4731edbb 514 unsigned char output[20];
WFKnight 0:9b3d4731edbb 515
WFKnight 0:9b3d4731edbb 516 memset( output, 0, sizeof output );
WFKnight 0:9b3d4731edbb 517
WFKnight 0:9b3d4731edbb 518 for( i = 0; i < TESTS; i++ )
WFKnight 0:9b3d4731edbb 519 {
WFKnight 0:9b3d4731edbb 520 if( verbose != 0 )
WFKnight 0:9b3d4731edbb 521 mbedtls_printf( " RIPEMD-160 test #%d: ", i + 1 );
WFKnight 0:9b3d4731edbb 522
WFKnight 0:9b3d4731edbb 523 ret = mbedtls_ripemd160_ret( ripemd160_test_str[i],
WFKnight 0:9b3d4731edbb 524 ripemd160_test_strlen[i], output );
WFKnight 0:9b3d4731edbb 525 if( ret != 0 )
WFKnight 0:9b3d4731edbb 526 goto fail;
WFKnight 0:9b3d4731edbb 527
WFKnight 0:9b3d4731edbb 528 if( memcmp( output, ripemd160_test_md[i], 20 ) != 0 )
WFKnight 0:9b3d4731edbb 529 {
WFKnight 0:9b3d4731edbb 530 ret = 1;
WFKnight 0:9b3d4731edbb 531 goto fail;
WFKnight 0:9b3d4731edbb 532 }
WFKnight 0:9b3d4731edbb 533
WFKnight 0:9b3d4731edbb 534 if( verbose != 0 )
WFKnight 0:9b3d4731edbb 535 mbedtls_printf( "passed\n" );
WFKnight 0:9b3d4731edbb 536 }
WFKnight 0:9b3d4731edbb 537
WFKnight 0:9b3d4731edbb 538 if( verbose != 0 )
WFKnight 0:9b3d4731edbb 539 mbedtls_printf( "\n" );
WFKnight 0:9b3d4731edbb 540
WFKnight 0:9b3d4731edbb 541 return( 0 );
WFKnight 0:9b3d4731edbb 542
WFKnight 0:9b3d4731edbb 543 fail:
WFKnight 0:9b3d4731edbb 544 if( verbose != 0 )
WFKnight 0:9b3d4731edbb 545 mbedtls_printf( "failed\n" );
WFKnight 0:9b3d4731edbb 546
WFKnight 0:9b3d4731edbb 547 return( ret );
WFKnight 0:9b3d4731edbb 548 }
WFKnight 0:9b3d4731edbb 549
WFKnight 0:9b3d4731edbb 550 #endif /* MBEDTLS_SELF_TEST */
WFKnight 0:9b3d4731edbb 551
WFKnight 0:9b3d4731edbb 552 #endif /* MBEDTLS_RIPEMD160_C */