David Fletcher / Mbed 2 deprecated cc3100_Test_websock_Camera_CM3

TI's CC3100 websocket camera demo with Arducam mini ov5642 and freertos. Should work with other M3's. Work in progress test demo.

Dependencies:   mbed

SHA1/library/md.c@1:e448e81c416f, 2015-09-11 (annotated)

Committer:
dflet
Date:
Fri Sep 11 15:38:33 2015 +0000
Revision:
1:e448e81c416f
Parent:
0:400d8e75a8d0 
Removed some debud.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dflet 0:400d8e75a8d0 1 /**
dflet 0:400d8e75a8d0 2 * \file md.c
dflet 0:400d8e75a8d0 3 *
dflet 0:400d8e75a8d0 4 * \brief Generic message digest wrapper for mbed TLS
dflet 0:400d8e75a8d0 5 *
dflet 0:400d8e75a8d0 6 * \author Adriaan de Jong <dejong@fox-it.com>
dflet 0:400d8e75a8d0 7 *
dflet 0:400d8e75a8d0 8 * Copyright (C) 2006-2014, ARM Limited, All Rights Reserved
dflet 0:400d8e75a8d0 9 *
dflet 0:400d8e75a8d0 10 * This file is part of mbed TLS (https://tls.mbed.org)
dflet 0:400d8e75a8d0 11 *
dflet 0:400d8e75a8d0 12 * This program is free software; you can redistribute it and/or modify
dflet 0:400d8e75a8d0 13 * it under the terms of the GNU General Public License as published by
dflet 0:400d8e75a8d0 14 * the Free Software Foundation; either version 2 of the License, or
dflet 0:400d8e75a8d0 15 * (at your option) any later version.
dflet 0:400d8e75a8d0 16 *
dflet 0:400d8e75a8d0 17 * This program is distributed in the hope that it will be useful,
dflet 0:400d8e75a8d0 18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
dflet 0:400d8e75a8d0 19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dflet 0:400d8e75a8d0 20 * GNU General Public License for more details.
dflet 0:400d8e75a8d0 21 *
dflet 0:400d8e75a8d0 22 * You should have received a copy of the GNU General Public License along
dflet 0:400d8e75a8d0 23 * with this program; if not, write to the Free Software Foundation, Inc.,
dflet 0:400d8e75a8d0 24 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
dflet 0:400d8e75a8d0 25 */
dflet 0:400d8e75a8d0 26
dflet 0:400d8e75a8d0 27 #if !defined(POLARSSL_CONFIG_FILE)
dflet 0:400d8e75a8d0 28 #include "polarssl/config.h"
dflet 0:400d8e75a8d0 29 #else
dflet 0:400d8e75a8d0 30 #include POLARSSL_CONFIG_FILE
dflet 0:400d8e75a8d0 31 #endif
dflet 0:400d8e75a8d0 32
dflet 0:400d8e75a8d0 33 #if defined(POLARSSL_MD_C)
dflet 0:400d8e75a8d0 34
dflet 0:400d8e75a8d0 35 #include "polarssl/md.h"
dflet 0:400d8e75a8d0 36 #include "polarssl/md_wrap.h"
dflet 0:400d8e75a8d0 37
dflet 0:400d8e75a8d0 38 #include <stdlib.h>
dflet 0:400d8e75a8d0 39 #include <string.h>
dflet 0:400d8e75a8d0 40
dflet 0:400d8e75a8d0 41 #if defined(_MSC_VER) && !defined strcasecmp && !defined(EFIX64) && \
dflet 0:400d8e75a8d0 42 !defined(EFI32)
dflet 0:400d8e75a8d0 43 #define strcasecmp _stricmp
dflet 0:400d8e75a8d0 44 #endif
dflet 0:400d8e75a8d0 45
dflet 0:400d8e75a8d0 46 /* Implementation that should never be optimized out by the compiler */
dflet 0:400d8e75a8d0 47 static void polarssl_zeroize( void *v, size_t n ) {
dflet 0:400d8e75a8d0 48 volatile unsigned char *p = v; while( n-- ) *p++ = 0;
dflet 0:400d8e75a8d0 49 }
dflet 0:400d8e75a8d0 50
dflet 0:400d8e75a8d0 51 static const int supported_digests[] = {
dflet 0:400d8e75a8d0 52
dflet 0:400d8e75a8d0 53 #if defined(POLARSSL_SHA512_C)
dflet 0:400d8e75a8d0 54 POLARSSL_MD_SHA512,
dflet 0:400d8e75a8d0 55 POLARSSL_MD_SHA384,
dflet 0:400d8e75a8d0 56 #endif
dflet 0:400d8e75a8d0 57
dflet 0:400d8e75a8d0 58 #if defined(POLARSSL_SHA256_C)
dflet 0:400d8e75a8d0 59 POLARSSL_MD_SHA256,
dflet 0:400d8e75a8d0 60 POLARSSL_MD_SHA224,
dflet 0:400d8e75a8d0 61 #endif
dflet 0:400d8e75a8d0 62
dflet 0:400d8e75a8d0 63 #if defined(POLARSSL_SHA1_C)
dflet 0:400d8e75a8d0 64 POLARSSL_MD_SHA1,
dflet 0:400d8e75a8d0 65 #endif
dflet 0:400d8e75a8d0 66
dflet 0:400d8e75a8d0 67 #if defined(POLARSSL_RIPEMD160_C)
dflet 0:400d8e75a8d0 68 POLARSSL_MD_RIPEMD160,
dflet 0:400d8e75a8d0 69 #endif
dflet 0:400d8e75a8d0 70
dflet 0:400d8e75a8d0 71 #if defined(POLARSSL_MD5_C)
dflet 0:400d8e75a8d0 72 POLARSSL_MD_MD5,
dflet 0:400d8e75a8d0 73 #endif
dflet 0:400d8e75a8d0 74
dflet 0:400d8e75a8d0 75 #if defined(POLARSSL_MD4_C)
dflet 0:400d8e75a8d0 76 POLARSSL_MD_MD4,
dflet 0:400d8e75a8d0 77 #endif
dflet 0:400d8e75a8d0 78
dflet 0:400d8e75a8d0 79 #if defined(POLARSSL_MD2_C)
dflet 0:400d8e75a8d0 80 POLARSSL_MD_MD2,
dflet 0:400d8e75a8d0 81 #endif
dflet 0:400d8e75a8d0 82
dflet 0:400d8e75a8d0 83 POLARSSL_MD_NONE
dflet 0:400d8e75a8d0 84 };
dflet 0:400d8e75a8d0 85
dflet 0:400d8e75a8d0 86 const int *md_list( void )
dflet 0:400d8e75a8d0 87 {
dflet 0:400d8e75a8d0 88 return( supported_digests );
dflet 0:400d8e75a8d0 89 }
dflet 0:400d8e75a8d0 90
dflet 0:400d8e75a8d0 91 const md_info_t *md_info_from_string( const char *md_name )
dflet 0:400d8e75a8d0 92 {
dflet 0:400d8e75a8d0 93 if( NULL == md_name )
dflet 0:400d8e75a8d0 94 return( NULL );
dflet 0:400d8e75a8d0 95
dflet 0:400d8e75a8d0 96 /* Get the appropriate digest information */
dflet 0:400d8e75a8d0 97 #if defined(POLARSSL_MD2_C)
dflet 0:400d8e75a8d0 98 if( !strcasecmp( "MD2", md_name ) )
dflet 0:400d8e75a8d0 99 return md_info_from_type( POLARSSL_MD_MD2 );
dflet 0:400d8e75a8d0 100 #endif
dflet 0:400d8e75a8d0 101 #if defined(POLARSSL_MD4_C)
dflet 0:400d8e75a8d0 102 if( !strcasecmp( "MD4", md_name ) )
dflet 0:400d8e75a8d0 103 return md_info_from_type( POLARSSL_MD_MD4 );
dflet 0:400d8e75a8d0 104 #endif
dflet 0:400d8e75a8d0 105 #if defined(POLARSSL_MD5_C)
dflet 0:400d8e75a8d0 106 if( !strcasecmp( "MD5", md_name ) )
dflet 0:400d8e75a8d0 107 return md_info_from_type( POLARSSL_MD_MD5 );
dflet 0:400d8e75a8d0 108 #endif
dflet 0:400d8e75a8d0 109 #if defined(POLARSSL_RIPEMD160_C)
dflet 0:400d8e75a8d0 110 if( !strcasecmp( "RIPEMD160", md_name ) )
dflet 0:400d8e75a8d0 111 return md_info_from_type( POLARSSL_MD_RIPEMD160 );
dflet 0:400d8e75a8d0 112 #endif
dflet 0:400d8e75a8d0 113 #if defined(POLARSSL_SHA1_C)
dflet 0:400d8e75a8d0 114 if( !strcasecmp( "SHA1", md_name ) || !strcasecmp( "SHA", md_name ) )
dflet 0:400d8e75a8d0 115 return md_info_from_type( POLARSSL_MD_SHA1 );
dflet 0:400d8e75a8d0 116 #endif
dflet 0:400d8e75a8d0 117 #if defined(POLARSSL_SHA256_C)
dflet 0:400d8e75a8d0 118 if( !strcasecmp( "SHA224", md_name ) )
dflet 0:400d8e75a8d0 119 return md_info_from_type( POLARSSL_MD_SHA224 );
dflet 0:400d8e75a8d0 120 if( !strcasecmp( "SHA256", md_name ) )
dflet 0:400d8e75a8d0 121 return md_info_from_type( POLARSSL_MD_SHA256 );
dflet 0:400d8e75a8d0 122 #endif
dflet 0:400d8e75a8d0 123 #if defined(POLARSSL_SHA512_C)
dflet 0:400d8e75a8d0 124 if( !strcasecmp( "SHA384", md_name ) )
dflet 0:400d8e75a8d0 125 return md_info_from_type( POLARSSL_MD_SHA384 );
dflet 0:400d8e75a8d0 126 if( !strcasecmp( "SHA512", md_name ) )
dflet 0:400d8e75a8d0 127 return md_info_from_type( POLARSSL_MD_SHA512 );
dflet 0:400d8e75a8d0 128 #endif
dflet 0:400d8e75a8d0 129 return( NULL );
dflet 0:400d8e75a8d0 130 }
dflet 0:400d8e75a8d0 131
dflet 0:400d8e75a8d0 132 const md_info_t *md_info_from_type( md_type_t md_type )
dflet 0:400d8e75a8d0 133 {
dflet 0:400d8e75a8d0 134 switch( md_type )
dflet 0:400d8e75a8d0 135 {
dflet 0:400d8e75a8d0 136 #if defined(POLARSSL_MD2_C)
dflet 0:400d8e75a8d0 137 case POLARSSL_MD_MD2:
dflet 0:400d8e75a8d0 138 return( &md2_info );
dflet 0:400d8e75a8d0 139 #endif
dflet 0:400d8e75a8d0 140 #if defined(POLARSSL_MD4_C)
dflet 0:400d8e75a8d0 141 case POLARSSL_MD_MD4:
dflet 0:400d8e75a8d0 142 return( &md4_info );
dflet 0:400d8e75a8d0 143 #endif
dflet 0:400d8e75a8d0 144 #if defined(POLARSSL_MD5_C)
dflet 0:400d8e75a8d0 145 case POLARSSL_MD_MD5:
dflet 0:400d8e75a8d0 146 return( &md5_info );
dflet 0:400d8e75a8d0 147 #endif
dflet 0:400d8e75a8d0 148 #if defined(POLARSSL_RIPEMD160_C)
dflet 0:400d8e75a8d0 149 case POLARSSL_MD_RIPEMD160:
dflet 0:400d8e75a8d0 150 return( &ripemd160_info );
dflet 0:400d8e75a8d0 151 #endif
dflet 0:400d8e75a8d0 152 #if defined(POLARSSL_SHA1_C)
dflet 0:400d8e75a8d0 153 case POLARSSL_MD_SHA1:
dflet 0:400d8e75a8d0 154 return( &sha1_info );
dflet 0:400d8e75a8d0 155 #endif
dflet 0:400d8e75a8d0 156 #if defined(POLARSSL_SHA256_C)
dflet 0:400d8e75a8d0 157 case POLARSSL_MD_SHA224:
dflet 0:400d8e75a8d0 158 return( &sha224_info );
dflet 0:400d8e75a8d0 159 case POLARSSL_MD_SHA256:
dflet 0:400d8e75a8d0 160 return( &sha256_info );
dflet 0:400d8e75a8d0 161 #endif
dflet 0:400d8e75a8d0 162 #if defined(POLARSSL_SHA512_C)
dflet 0:400d8e75a8d0 163 case POLARSSL_MD_SHA384:
dflet 0:400d8e75a8d0 164 return( &sha384_info );
dflet 0:400d8e75a8d0 165 case POLARSSL_MD_SHA512:
dflet 0:400d8e75a8d0 166 return( &sha512_info );
dflet 0:400d8e75a8d0 167 #endif
dflet 0:400d8e75a8d0 168 default:
dflet 0:400d8e75a8d0 169 return( NULL );
dflet 0:400d8e75a8d0 170 }
dflet 0:400d8e75a8d0 171 }
dflet 0:400d8e75a8d0 172
dflet 0:400d8e75a8d0 173 void md_init( md_context_t *ctx )
dflet 0:400d8e75a8d0 174 {
dflet 0:400d8e75a8d0 175 memset( ctx, 0, sizeof( md_context_t ) );
dflet 0:400d8e75a8d0 176 }
dflet 0:400d8e75a8d0 177
dflet 0:400d8e75a8d0 178 void md_free( md_context_t *ctx )
dflet 0:400d8e75a8d0 179 {
dflet 0:400d8e75a8d0 180 if( ctx == NULL )
dflet 0:400d8e75a8d0 181 return;
dflet 0:400d8e75a8d0 182
dflet 0:400d8e75a8d0 183 if( ctx->md_ctx )
dflet 0:400d8e75a8d0 184 ctx->md_info->ctx_free_func( ctx->md_ctx );
dflet 0:400d8e75a8d0 185
dflet 0:400d8e75a8d0 186 polarssl_zeroize( ctx, sizeof( md_context_t ) );
dflet 0:400d8e75a8d0 187 }
dflet 0:400d8e75a8d0 188
dflet 0:400d8e75a8d0 189 int md_init_ctx( md_context_t *ctx, const md_info_t *md_info )
dflet 0:400d8e75a8d0 190 {
dflet 0:400d8e75a8d0 191 if( md_info == NULL || ctx == NULL )
dflet 0:400d8e75a8d0 192 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 193
dflet 0:400d8e75a8d0 194 memset( ctx, 0, sizeof( md_context_t ) );
dflet 0:400d8e75a8d0 195
dflet 0:400d8e75a8d0 196 if( ( ctx->md_ctx = md_info->ctx_alloc_func() ) == NULL )
dflet 0:400d8e75a8d0 197 return( POLARSSL_ERR_MD_ALLOC_FAILED );
dflet 0:400d8e75a8d0 198
dflet 0:400d8e75a8d0 199 ctx->md_info = md_info;
dflet 0:400d8e75a8d0 200
dflet 0:400d8e75a8d0 201 md_info->starts_func( ctx->md_ctx );
dflet 0:400d8e75a8d0 202
dflet 0:400d8e75a8d0 203 return( 0 );
dflet 0:400d8e75a8d0 204 }
dflet 0:400d8e75a8d0 205
dflet 0:400d8e75a8d0 206 #if ! defined(POLARSSL_DEPRECATED_REMOVED)
dflet 0:400d8e75a8d0 207 int md_free_ctx( md_context_t *ctx )
dflet 0:400d8e75a8d0 208 {
dflet 0:400d8e75a8d0 209 md_free( ctx );
dflet 0:400d8e75a8d0 210
dflet 0:400d8e75a8d0 211 return( 0 );
dflet 0:400d8e75a8d0 212 }
dflet 0:400d8e75a8d0 213 #endif
dflet 0:400d8e75a8d0 214
dflet 0:400d8e75a8d0 215 int md_starts( md_context_t *ctx )
dflet 0:400d8e75a8d0 216 {
dflet 0:400d8e75a8d0 217 if( ctx == NULL || ctx->md_info == NULL )
dflet 0:400d8e75a8d0 218 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 219
dflet 0:400d8e75a8d0 220 ctx->md_info->starts_func( ctx->md_ctx );
dflet 0:400d8e75a8d0 221
dflet 0:400d8e75a8d0 222 return( 0 );
dflet 0:400d8e75a8d0 223 }
dflet 0:400d8e75a8d0 224
dflet 0:400d8e75a8d0 225 int md_update( md_context_t *ctx, const unsigned char *input, size_t ilen )
dflet 0:400d8e75a8d0 226 {
dflet 0:400d8e75a8d0 227 if( ctx == NULL || ctx->md_info == NULL )
dflet 0:400d8e75a8d0 228 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 229
dflet 0:400d8e75a8d0 230 ctx->md_info->update_func( ctx->md_ctx, input, ilen );
dflet 0:400d8e75a8d0 231
dflet 0:400d8e75a8d0 232 return( 0 );
dflet 0:400d8e75a8d0 233 }
dflet 0:400d8e75a8d0 234
dflet 0:400d8e75a8d0 235 int md_finish( md_context_t *ctx, unsigned char *output )
dflet 0:400d8e75a8d0 236 {
dflet 0:400d8e75a8d0 237 if( ctx == NULL || ctx->md_info == NULL )
dflet 0:400d8e75a8d0 238 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 239
dflet 0:400d8e75a8d0 240 ctx->md_info->finish_func( ctx->md_ctx, output );
dflet 0:400d8e75a8d0 241
dflet 0:400d8e75a8d0 242 return( 0 );
dflet 0:400d8e75a8d0 243 }
dflet 0:400d8e75a8d0 244
dflet 0:400d8e75a8d0 245 int md( const md_info_t *md_info, const unsigned char *input, size_t ilen,
dflet 0:400d8e75a8d0 246 unsigned char *output )
dflet 0:400d8e75a8d0 247 {
dflet 0:400d8e75a8d0 248 if( md_info == NULL )
dflet 0:400d8e75a8d0 249 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 250
dflet 0:400d8e75a8d0 251 md_info->digest_func( input, ilen, output );
dflet 0:400d8e75a8d0 252
dflet 0:400d8e75a8d0 253 return( 0 );
dflet 0:400d8e75a8d0 254 }
dflet 0:400d8e75a8d0 255
dflet 0:400d8e75a8d0 256 int md_file( const md_info_t *md_info, const char *path, unsigned char *output )
dflet 0:400d8e75a8d0 257 {
dflet 0:400d8e75a8d0 258 #if defined(POLARSSL_FS_IO)
dflet 0:400d8e75a8d0 259 int ret;
dflet 0:400d8e75a8d0 260 #endif
dflet 0:400d8e75a8d0 261
dflet 0:400d8e75a8d0 262 if( md_info == NULL )
dflet 0:400d8e75a8d0 263 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 264
dflet 0:400d8e75a8d0 265 #if defined(POLARSSL_FS_IO)
dflet 0:400d8e75a8d0 266 ret = md_info->file_func( path, output );
dflet 0:400d8e75a8d0 267 if( ret != 0 )
dflet 0:400d8e75a8d0 268 return( POLARSSL_ERR_MD_FILE_IO_ERROR + ret );
dflet 0:400d8e75a8d0 269
dflet 0:400d8e75a8d0 270 return( ret );
dflet 0:400d8e75a8d0 271 #else
dflet 0:400d8e75a8d0 272 ((void) path);
dflet 0:400d8e75a8d0 273 ((void) output);
dflet 0:400d8e75a8d0 274
dflet 0:400d8e75a8d0 275 return( POLARSSL_ERR_MD_FEATURE_UNAVAILABLE );
dflet 0:400d8e75a8d0 276 #endif /* POLARSSL_FS_IO */
dflet 0:400d8e75a8d0 277 }
dflet 0:400d8e75a8d0 278
dflet 0:400d8e75a8d0 279 int md_hmac_starts( md_context_t *ctx, const unsigned char *key, size_t keylen )
dflet 0:400d8e75a8d0 280 {
dflet 0:400d8e75a8d0 281 if( ctx == NULL || ctx->md_info == NULL )
dflet 0:400d8e75a8d0 282 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 283
dflet 0:400d8e75a8d0 284 ctx->md_info->hmac_starts_func( ctx->md_ctx, key, keylen );
dflet 0:400d8e75a8d0 285
dflet 0:400d8e75a8d0 286 return( 0 );
dflet 0:400d8e75a8d0 287 }
dflet 0:400d8e75a8d0 288
dflet 0:400d8e75a8d0 289 int md_hmac_update( md_context_t *ctx, const unsigned char *input, size_t ilen )
dflet 0:400d8e75a8d0 290 {
dflet 0:400d8e75a8d0 291 if( ctx == NULL || ctx->md_info == NULL )
dflet 0:400d8e75a8d0 292 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 293
dflet 0:400d8e75a8d0 294 ctx->md_info->hmac_update_func( ctx->md_ctx, input, ilen );
dflet 0:400d8e75a8d0 295
dflet 0:400d8e75a8d0 296 return( 0 );
dflet 0:400d8e75a8d0 297 }
dflet 0:400d8e75a8d0 298
dflet 0:400d8e75a8d0 299 int md_hmac_finish( md_context_t *ctx, unsigned char *output )
dflet 0:400d8e75a8d0 300 {
dflet 0:400d8e75a8d0 301 if( ctx == NULL || ctx->md_info == NULL )
dflet 0:400d8e75a8d0 302 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 303
dflet 0:400d8e75a8d0 304 ctx->md_info->hmac_finish_func( ctx->md_ctx, output );
dflet 0:400d8e75a8d0 305
dflet 0:400d8e75a8d0 306 return( 0 );
dflet 0:400d8e75a8d0 307 }
dflet 0:400d8e75a8d0 308
dflet 0:400d8e75a8d0 309 int md_hmac_reset( md_context_t *ctx )
dflet 0:400d8e75a8d0 310 {
dflet 0:400d8e75a8d0 311 if( ctx == NULL || ctx->md_info == NULL )
dflet 0:400d8e75a8d0 312 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 313
dflet 0:400d8e75a8d0 314 ctx->md_info->hmac_reset_func( ctx->md_ctx );
dflet 0:400d8e75a8d0 315
dflet 0:400d8e75a8d0 316 return( 0 );
dflet 0:400d8e75a8d0 317 }
dflet 0:400d8e75a8d0 318
dflet 0:400d8e75a8d0 319 int md_hmac( const md_info_t *md_info, const unsigned char *key, size_t keylen,
dflet 0:400d8e75a8d0 320 const unsigned char *input, size_t ilen,
dflet 0:400d8e75a8d0 321 unsigned char *output )
dflet 0:400d8e75a8d0 322 {
dflet 0:400d8e75a8d0 323 if( md_info == NULL )
dflet 0:400d8e75a8d0 324 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 325
dflet 0:400d8e75a8d0 326 md_info->hmac_func( key, keylen, input, ilen, output );
dflet 0:400d8e75a8d0 327
dflet 0:400d8e75a8d0 328 return( 0 );
dflet 0:400d8e75a8d0 329 }
dflet 0:400d8e75a8d0 330
dflet 0:400d8e75a8d0 331 int md_process( md_context_t *ctx, const unsigned char *data )
dflet 0:400d8e75a8d0 332 {
dflet 0:400d8e75a8d0 333 if( ctx == NULL || ctx->md_info == NULL )
dflet 0:400d8e75a8d0 334 return( POLARSSL_ERR_MD_BAD_INPUT_DATA );
dflet 0:400d8e75a8d0 335
dflet 0:400d8e75a8d0 336 ctx->md_info->process_func( ctx->md_ctx, data );
dflet 0:400d8e75a8d0 337
dflet 0:400d8e75a8d0 338 return( 0 );
dflet 0:400d8e75a8d0 339 }
dflet 0:400d8e75a8d0 340
dflet 0:400d8e75a8d0 341 #endif /* POLARSSL_MD_C */
dflet 0:400d8e75a8d0 342