diff options
Diffstat (limited to 'thirdparty/mbedtls/library/md.c')
| -rw-r--r-- | thirdparty/mbedtls/library/md.c | 532 |
1 files changed, 461 insertions, 71 deletions
diff --git a/thirdparty/mbedtls/library/md.c b/thirdparty/mbedtls/library/md.c index 867b91462d..a10a835634 100644 --- a/thirdparty/mbedtls/library/md.c +++ b/thirdparty/mbedtls/library/md.c @@ -1,18 +1,12 @@ /** - * \file mbedtls_md.c + * \file md.c * * \brief Generic message digest wrapper for mbed TLS * * \author Adriaan de Jong <dejong@fox-it.com> * * Copyright The Mbed TLS Contributors - * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later - * - * This file is provided under the Apache License 2.0, or the - * GNU General Public License v2.0 or later. - * - * ********** - * Apache License 2.0: + * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the "License"); you may * not use this file except in compliance with the License. @@ -25,40 +19,24 @@ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - * - * ********** - * - * ********** - * GNU General Public License v2.0 or later: - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - * ********** */ -#if !defined(MBEDTLS_CONFIG_FILE) -#include "mbedtls/config.h" -#else -#include MBEDTLS_CONFIG_FILE -#endif +#include "common.h" #if defined(MBEDTLS_MD_C) #include "mbedtls/md.h" #include "mbedtls/md_internal.h" #include "mbedtls/platform_util.h" +#include "mbedtls/error.h" + +#include "mbedtls/md2.h" +#include "mbedtls/md4.h" +#include "mbedtls/md5.h" +#include "mbedtls/ripemd160.h" +#include "mbedtls/sha1.h" +#include "mbedtls/sha256.h" +#include "mbedtls/sha512.h" #if defined(MBEDTLS_PLATFORM_C) #include "mbedtls/platform.h" @@ -74,6 +52,85 @@ #include <stdio.h> #endif +#if defined(MBEDTLS_MD2_C) +const mbedtls_md_info_t mbedtls_md2_info = { + "MD2", + MBEDTLS_MD_MD2, + 16, + 16, +}; +#endif + +#if defined(MBEDTLS_MD4_C) +const mbedtls_md_info_t mbedtls_md4_info = { + "MD4", + MBEDTLS_MD_MD4, + 16, + 64, +}; +#endif + +#if defined(MBEDTLS_MD5_C) +const mbedtls_md_info_t mbedtls_md5_info = { + "MD5", + MBEDTLS_MD_MD5, + 16, + 64, +}; +#endif + +#if defined(MBEDTLS_RIPEMD160_C) +const mbedtls_md_info_t mbedtls_ripemd160_info = { + "RIPEMD160", + MBEDTLS_MD_RIPEMD160, + 20, + 64, +}; +#endif + +#if defined(MBEDTLS_SHA1_C) +const mbedtls_md_info_t mbedtls_sha1_info = { + "SHA1", + MBEDTLS_MD_SHA1, + 20, + 64, +}; +#endif + +#if defined(MBEDTLS_SHA256_C) +const mbedtls_md_info_t mbedtls_sha224_info = { + "SHA224", + MBEDTLS_MD_SHA224, + 28, + 64, +}; + +const mbedtls_md_info_t mbedtls_sha256_info = { + "SHA256", + MBEDTLS_MD_SHA256, + 32, + 64, +}; +#endif + +#if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) +const mbedtls_md_info_t mbedtls_sha384_info = { + "SHA384", + MBEDTLS_MD_SHA384, + 48, + 128, +}; +#endif + +const mbedtls_md_info_t mbedtls_sha512_info = { + "SHA512", + MBEDTLS_MD_SHA512, + 64, + 128, +}; +#endif + /* * Reminder: update profiles in x509_crt.c when adding a new hash! */ @@ -81,8 +138,10 @@ static const int supported_digests[] = { #if defined(MBEDTLS_SHA512_C) MBEDTLS_MD_SHA512, +#if !defined(MBEDTLS_SHA512_NO_SHA384) MBEDTLS_MD_SHA384, #endif +#endif #if defined(MBEDTLS_SHA256_C) MBEDTLS_MD_SHA256, @@ -150,8 +209,10 @@ const mbedtls_md_info_t *mbedtls_md_info_from_string( const char *md_name ) return mbedtls_md_info_from_type( MBEDTLS_MD_SHA256 ); #endif #if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) if( !strcmp( "SHA384", md_name ) ) return mbedtls_md_info_from_type( MBEDTLS_MD_SHA384 ); +#endif if( !strcmp( "SHA512", md_name ) ) return mbedtls_md_info_from_type( MBEDTLS_MD_SHA512 ); #endif @@ -189,8 +250,10 @@ const mbedtls_md_info_t *mbedtls_md_info_from_type( mbedtls_md_type_t md_type ) return( &mbedtls_sha256_info ); #endif #if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) case MBEDTLS_MD_SHA384: return( &mbedtls_sha384_info ); +#endif case MBEDTLS_MD_SHA512: return( &mbedtls_sha512_info ); #endif @@ -210,7 +273,54 @@ void mbedtls_md_free( mbedtls_md_context_t *ctx ) return; if( ctx->md_ctx != NULL ) - ctx->md_info->ctx_free_func( ctx->md_ctx ); + { + switch( ctx->md_info->type ) + { +#if defined(MBEDTLS_MD2_C) + case MBEDTLS_MD_MD2: + mbedtls_md2_free( ctx->md_ctx ); + break; +#endif +#if defined(MBEDTLS_MD4_C) + case MBEDTLS_MD_MD4: + mbedtls_md4_free( ctx->md_ctx ); + break; +#endif +#if defined(MBEDTLS_MD5_C) + case MBEDTLS_MD_MD5: + mbedtls_md5_free( ctx->md_ctx ); + break; +#endif +#if defined(MBEDTLS_RIPEMD160_C) + case MBEDTLS_MD_RIPEMD160: + mbedtls_ripemd160_free( ctx->md_ctx ); + break; +#endif +#if defined(MBEDTLS_SHA1_C) + case MBEDTLS_MD_SHA1: + mbedtls_sha1_free( ctx->md_ctx ); + break; +#endif +#if defined(MBEDTLS_SHA256_C) + case MBEDTLS_MD_SHA224: + case MBEDTLS_MD_SHA256: + mbedtls_sha256_free( ctx->md_ctx ); + break; +#endif +#if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) + case MBEDTLS_MD_SHA384: +#endif + case MBEDTLS_MD_SHA512: + mbedtls_sha512_free( ctx->md_ctx ); + break; +#endif + default: + /* Shouldn't happen */ + break; + } + mbedtls_free( ctx->md_ctx ); + } if( ctx->hmac_ctx != NULL ) { @@ -232,7 +342,50 @@ int mbedtls_md_clone( mbedtls_md_context_t *dst, return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); } - dst->md_info->clone_func( dst->md_ctx, src->md_ctx ); + switch( src->md_info->type ) + { +#if defined(MBEDTLS_MD2_C) + case MBEDTLS_MD_MD2: + mbedtls_md2_clone( dst->md_ctx, src->md_ctx ); + break; +#endif +#if defined(MBEDTLS_MD4_C) + case MBEDTLS_MD_MD4: + mbedtls_md4_clone( dst->md_ctx, src->md_ctx ); + break; +#endif +#if defined(MBEDTLS_MD5_C) + case MBEDTLS_MD_MD5: + mbedtls_md5_clone( dst->md_ctx, src->md_ctx ); + break; +#endif +#if defined(MBEDTLS_RIPEMD160_C) + case MBEDTLS_MD_RIPEMD160: + mbedtls_ripemd160_clone( dst->md_ctx, src->md_ctx ); + break; +#endif +#if defined(MBEDTLS_SHA1_C) + case MBEDTLS_MD_SHA1: + mbedtls_sha1_clone( dst->md_ctx, src->md_ctx ); + break; +#endif +#if defined(MBEDTLS_SHA256_C) + case MBEDTLS_MD_SHA224: + case MBEDTLS_MD_SHA256: + mbedtls_sha256_clone( dst->md_ctx, src->md_ctx ); + break; +#endif +#if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) + case MBEDTLS_MD_SHA384: +#endif + case MBEDTLS_MD_SHA512: + mbedtls_sha512_clone( dst->md_ctx, src->md_ctx ); + break; +#endif + default: + return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); + } return( 0 ); } @@ -244,35 +397,127 @@ int mbedtls_md_init_ctx( mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_ } #endif +#define ALLOC( type ) \ + do { \ + ctx->md_ctx = mbedtls_calloc( 1, sizeof( mbedtls_##type##_context ) ); \ + if( ctx->md_ctx == NULL ) \ + return( MBEDTLS_ERR_MD_ALLOC_FAILED ); \ + mbedtls_##type##_init( ctx->md_ctx ); \ + } \ + while( 0 ) + int mbedtls_md_setup( mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info, int hmac ) { if( md_info == NULL || ctx == NULL ) return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); - if( ( ctx->md_ctx = md_info->ctx_alloc_func() ) == NULL ) - return( MBEDTLS_ERR_MD_ALLOC_FAILED ); + ctx->md_info = md_info; + ctx->md_ctx = NULL; + ctx->hmac_ctx = NULL; + + switch( md_info->type ) + { +#if defined(MBEDTLS_MD2_C) + case MBEDTLS_MD_MD2: + ALLOC( md2 ); + break; +#endif +#if defined(MBEDTLS_MD4_C) + case MBEDTLS_MD_MD4: + ALLOC( md4 ); + break; +#endif +#if defined(MBEDTLS_MD5_C) + case MBEDTLS_MD_MD5: + ALLOC( md5 ); + break; +#endif +#if defined(MBEDTLS_RIPEMD160_C) + case MBEDTLS_MD_RIPEMD160: + ALLOC( ripemd160 ); + break; +#endif +#if defined(MBEDTLS_SHA1_C) + case MBEDTLS_MD_SHA1: + ALLOC( sha1 ); + break; +#endif +#if defined(MBEDTLS_SHA256_C) + case MBEDTLS_MD_SHA224: + case MBEDTLS_MD_SHA256: + ALLOC( sha256 ); + break; +#endif +#if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) + case MBEDTLS_MD_SHA384: +#endif + case MBEDTLS_MD_SHA512: + ALLOC( sha512 ); + break; +#endif + default: + return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); + } if( hmac != 0 ) { ctx->hmac_ctx = mbedtls_calloc( 2, md_info->block_size ); if( ctx->hmac_ctx == NULL ) { - md_info->ctx_free_func( ctx->md_ctx ); + mbedtls_md_free( ctx ); return( MBEDTLS_ERR_MD_ALLOC_FAILED ); } } - ctx->md_info = md_info; - return( 0 ); } +#undef ALLOC int mbedtls_md_starts( mbedtls_md_context_t *ctx ) { if( ctx == NULL || ctx->md_info == NULL ) return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); - return( ctx->md_info->starts_func( ctx->md_ctx ) ); + switch( ctx->md_info->type ) + { +#if defined(MBEDTLS_MD2_C) + case MBEDTLS_MD_MD2: + return( mbedtls_md2_starts_ret( ctx->md_ctx ) ); +#endif +#if defined(MBEDTLS_MD4_C) + case MBEDTLS_MD_MD4: + return( mbedtls_md4_starts_ret( ctx->md_ctx ) ); +#endif +#if defined(MBEDTLS_MD5_C) + case MBEDTLS_MD_MD5: + return( mbedtls_md5_starts_ret( ctx->md_ctx ) ); +#endif +#if defined(MBEDTLS_RIPEMD160_C) + case MBEDTLS_MD_RIPEMD160: + return( mbedtls_ripemd160_starts_ret( ctx->md_ctx ) ); +#endif +#if defined(MBEDTLS_SHA1_C) + case MBEDTLS_MD_SHA1: + return( mbedtls_sha1_starts_ret( ctx->md_ctx ) ); +#endif +#if defined(MBEDTLS_SHA256_C) + case MBEDTLS_MD_SHA224: + return( mbedtls_sha256_starts_ret( ctx->md_ctx, 1 ) ); + case MBEDTLS_MD_SHA256: + return( mbedtls_sha256_starts_ret( ctx->md_ctx, 0 ) ); +#endif +#if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) + case MBEDTLS_MD_SHA384: + return( mbedtls_sha512_starts_ret( ctx->md_ctx, 1 ) ); +#endif + case MBEDTLS_MD_SHA512: + return( mbedtls_sha512_starts_ret( ctx->md_ctx, 0 ) ); +#endif + default: + return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); + } } int mbedtls_md_update( mbedtls_md_context_t *ctx, const unsigned char *input, size_t ilen ) @@ -280,7 +525,43 @@ int mbedtls_md_update( mbedtls_md_context_t *ctx, const unsigned char *input, si if( ctx == NULL || ctx->md_info == NULL ) return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); - return( ctx->md_info->update_func( ctx->md_ctx, input, ilen ) ); + switch( ctx->md_info->type ) + { +#if defined(MBEDTLS_MD2_C) + case MBEDTLS_MD_MD2: + return( mbedtls_md2_update_ret( ctx->md_ctx, input, ilen ) ); +#endif +#if defined(MBEDTLS_MD4_C) + case MBEDTLS_MD_MD4: + return( mbedtls_md4_update_ret( ctx->md_ctx, input, ilen ) ); +#endif +#if defined(MBEDTLS_MD5_C) + case MBEDTLS_MD_MD5: + return( mbedtls_md5_update_ret( ctx->md_ctx, input, ilen ) ); +#endif +#if defined(MBEDTLS_RIPEMD160_C) + case MBEDTLS_MD_RIPEMD160: + return( mbedtls_ripemd160_update_ret( ctx->md_ctx, input, ilen ) ); +#endif +#if defined(MBEDTLS_SHA1_C) + case MBEDTLS_MD_SHA1: + return( mbedtls_sha1_update_ret( ctx->md_ctx, input, ilen ) ); +#endif +#if defined(MBEDTLS_SHA256_C) + case MBEDTLS_MD_SHA224: + case MBEDTLS_MD_SHA256: + return( mbedtls_sha256_update_ret( ctx->md_ctx, input, ilen ) ); +#endif +#if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) + case MBEDTLS_MD_SHA384: +#endif + case MBEDTLS_MD_SHA512: + return( mbedtls_sha512_update_ret( ctx->md_ctx, input, ilen ) ); +#endif + default: + return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); + } } int mbedtls_md_finish( mbedtls_md_context_t *ctx, unsigned char *output ) @@ -288,7 +569,43 @@ int mbedtls_md_finish( mbedtls_md_context_t *ctx, unsigned char *output ) if( ctx == NULL || ctx->md_info == NULL ) return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); - return( ctx->md_info->finish_func( ctx->md_ctx, output ) ); + switch( ctx->md_info->type ) + { +#if defined(MBEDTLS_MD2_C) + case MBEDTLS_MD_MD2: + return( mbedtls_md2_finish_ret( ctx->md_ctx, output ) ); +#endif +#if defined(MBEDTLS_MD4_C) + case MBEDTLS_MD_MD4: + return( mbedtls_md4_finish_ret( ctx->md_ctx, output ) ); +#endif +#if defined(MBEDTLS_MD5_C) + case MBEDTLS_MD_MD5: + return( mbedtls_md5_finish_ret( ctx->md_ctx, output ) ); +#endif +#if defined(MBEDTLS_RIPEMD160_C) + case MBEDTLS_MD_RIPEMD160: + return( mbedtls_ripemd160_finish_ret( ctx->md_ctx, output ) ); +#endif +#if defined(MBEDTLS_SHA1_C) + case MBEDTLS_MD_SHA1: + return( mbedtls_sha1_finish_ret( ctx->md_ctx, output ) ); +#endif +#if defined(MBEDTLS_SHA256_C) + case MBEDTLS_MD_SHA224: + case MBEDTLS_MD_SHA256: + return( mbedtls_sha256_finish_ret( ctx->md_ctx, output ) ); +#endif +#if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) + case MBEDTLS_MD_SHA384: +#endif + case MBEDTLS_MD_SHA512: + return( mbedtls_sha512_finish_ret( ctx->md_ctx, output ) ); +#endif + default: + return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); + } } int mbedtls_md( const mbedtls_md_info_t *md_info, const unsigned char *input, size_t ilen, @@ -297,13 +614,51 @@ int mbedtls_md( const mbedtls_md_info_t *md_info, const unsigned char *input, si if( md_info == NULL ) return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); - return( md_info->digest_func( input, ilen, output ) ); + switch( md_info->type ) + { +#if defined(MBEDTLS_MD2_C) + case MBEDTLS_MD_MD2: + return( mbedtls_md2_ret( input, ilen, output ) ); +#endif +#if defined(MBEDTLS_MD4_C) + case MBEDTLS_MD_MD4: + return( mbedtls_md4_ret( input, ilen, output ) ); +#endif +#if defined(MBEDTLS_MD5_C) + case MBEDTLS_MD_MD5: + return( mbedtls_md5_ret( input, ilen, output ) ); +#endif +#if defined(MBEDTLS_RIPEMD160_C) + case MBEDTLS_MD_RIPEMD160: + return( mbedtls_ripemd160_ret( input, ilen, output ) ); +#endif +#if defined(MBEDTLS_SHA1_C) + case MBEDTLS_MD_SHA1: + return( mbedtls_sha1_ret( input, ilen, output ) ); +#endif +#if defined(MBEDTLS_SHA256_C) + case MBEDTLS_MD_SHA224: + return( mbedtls_sha256_ret( input, ilen, output, 1 ) ); + case MBEDTLS_MD_SHA256: + return( mbedtls_sha256_ret( input, ilen, output, 0 ) ); +#endif +#if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) + case MBEDTLS_MD_SHA384: + return( mbedtls_sha512_ret( input, ilen, output, 1 ) ); +#endif + case MBEDTLS_MD_SHA512: + return( mbedtls_sha512_ret( input, ilen, output, 0 ) ); +#endif + default: + return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); + } } #if defined(MBEDTLS_FS_IO) int mbedtls_md_file( const mbedtls_md_info_t *md_info, const char *path, unsigned char *output ) { - int ret; + int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; FILE *f; size_t n; mbedtls_md_context_t ctx; @@ -320,17 +675,17 @@ int mbedtls_md_file( const mbedtls_md_info_t *md_info, const char *path, unsigne if( ( ret = mbedtls_md_setup( &ctx, md_info, 0 ) ) != 0 ) goto cleanup; - if( ( ret = md_info->starts_func( ctx.md_ctx ) ) != 0 ) + if( ( ret = mbedtls_md_starts( &ctx ) ) != 0 ) goto cleanup; while( ( n = fread( buf, 1, sizeof( buf ), f ) ) > 0 ) - if( ( ret = md_info->update_func( ctx.md_ctx, buf, n ) ) != 0 ) + if( ( ret = mbedtls_md_update( &ctx, buf, n ) ) != 0 ) goto cleanup; if( ferror( f ) != 0 ) ret = MBEDTLS_ERR_MD_FILE_IO_ERROR; else - ret = md_info->finish_func( ctx.md_ctx, output ); + ret = mbedtls_md_finish( &ctx, output ); cleanup: mbedtls_platform_zeroize( buf, sizeof( buf ) ); @@ -343,7 +698,7 @@ cleanup: int mbedtls_md_hmac_starts( mbedtls_md_context_t *ctx, const unsigned char *key, size_t keylen ) { - int ret; + int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; unsigned char sum[MBEDTLS_MD_MAX_SIZE]; unsigned char *ipad, *opad; size_t i; @@ -353,11 +708,11 @@ int mbedtls_md_hmac_starts( mbedtls_md_context_t *ctx, const unsigned char *key, if( keylen > (size_t) ctx->md_info->block_size ) { - if( ( ret = ctx->md_info->starts_func( ctx->md_ctx ) ) != 0 ) + if( ( ret = mbedtls_md_starts( ctx ) ) != 0 ) goto cleanup; - if( ( ret = ctx->md_info->update_func( ctx->md_ctx, key, keylen ) ) != 0 ) + if( ( ret = mbedtls_md_update( ctx, key, keylen ) ) != 0 ) goto cleanup; - if( ( ret = ctx->md_info->finish_func( ctx->md_ctx, sum ) ) != 0 ) + if( ( ret = mbedtls_md_finish( ctx, sum ) ) != 0 ) goto cleanup; keylen = ctx->md_info->size; @@ -376,10 +731,10 @@ int mbedtls_md_hmac_starts( mbedtls_md_context_t *ctx, const unsigned char *key, opad[i] = (unsigned char)( opad[i] ^ key[i] ); } - if( ( ret = ctx->md_info->starts_func( ctx->md_ctx ) ) != 0 ) + if( ( ret = mbedtls_md_starts( ctx ) ) != 0 ) goto cleanup; - if( ( ret = ctx->md_info->update_func( ctx->md_ctx, ipad, - ctx->md_info->block_size ) ) != 0 ) + if( ( ret = mbedtls_md_update( ctx, ipad, + ctx->md_info->block_size ) ) != 0 ) goto cleanup; cleanup: @@ -393,12 +748,12 @@ int mbedtls_md_hmac_update( mbedtls_md_context_t *ctx, const unsigned char *inpu if( ctx == NULL || ctx->md_info == NULL || ctx->hmac_ctx == NULL ) return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); - return( ctx->md_info->update_func( ctx->md_ctx, input, ilen ) ); + return( mbedtls_md_update( ctx, input, ilen ) ); } int mbedtls_md_hmac_finish( mbedtls_md_context_t *ctx, unsigned char *output ) { - int ret; + int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; unsigned char tmp[MBEDTLS_MD_MAX_SIZE]; unsigned char *opad; @@ -407,22 +762,22 @@ int mbedtls_md_hmac_finish( mbedtls_md_context_t *ctx, unsigned char *output ) opad = (unsigned char *) ctx->hmac_ctx + ctx->md_info->block_size; - if( ( ret = ctx->md_info->finish_func( ctx->md_ctx, tmp ) ) != 0 ) + if( ( ret = mbedtls_md_finish( ctx, tmp ) ) != 0 ) return( ret ); - if( ( ret = ctx->md_info->starts_func( ctx->md_ctx ) ) != 0 ) + if( ( ret = mbedtls_md_starts( ctx ) ) != 0 ) return( ret ); - if( ( ret = ctx->md_info->update_func( ctx->md_ctx, opad, - ctx->md_info->block_size ) ) != 0 ) + if( ( ret = mbedtls_md_update( ctx, opad, + ctx->md_info->block_size ) ) != 0 ) return( ret ); - if( ( ret = ctx->md_info->update_func( ctx->md_ctx, tmp, - ctx->md_info->size ) ) != 0 ) + if( ( ret = mbedtls_md_update( ctx, tmp, + ctx->md_info->size ) ) != 0 ) return( ret ); - return( ctx->md_info->finish_func( ctx->md_ctx, output ) ); + return( mbedtls_md_finish( ctx, output ) ); } int mbedtls_md_hmac_reset( mbedtls_md_context_t *ctx ) { - int ret; + int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; unsigned char *ipad; if( ctx == NULL || ctx->md_info == NULL || ctx->hmac_ctx == NULL ) @@ -430,10 +785,9 @@ int mbedtls_md_hmac_reset( mbedtls_md_context_t *ctx ) ipad = (unsigned char *) ctx->hmac_ctx; - if( ( ret = ctx->md_info->starts_func( ctx->md_ctx ) ) != 0 ) + if( ( ret = mbedtls_md_starts( ctx ) ) != 0 ) return( ret ); - return( ctx->md_info->update_func( ctx->md_ctx, ipad, - ctx->md_info->block_size ) ); + return( mbedtls_md_update( ctx, ipad, ctx->md_info->block_size ) ); } int mbedtls_md_hmac( const mbedtls_md_info_t *md_info, @@ -442,7 +796,7 @@ int mbedtls_md_hmac( const mbedtls_md_info_t *md_info, unsigned char *output ) { mbedtls_md_context_t ctx; - int ret; + int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; if( md_info == NULL ) return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); @@ -470,7 +824,43 @@ int mbedtls_md_process( mbedtls_md_context_t *ctx, const unsigned char *data ) if( ctx == NULL || ctx->md_info == NULL ) return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); - return( ctx->md_info->process_func( ctx->md_ctx, data ) ); + switch( ctx->md_info->type ) + { +#if defined(MBEDTLS_MD2_C) + case MBEDTLS_MD_MD2: + return( mbedtls_internal_md2_process( ctx->md_ctx ) ); +#endif +#if defined(MBEDTLS_MD4_C) + case MBEDTLS_MD_MD4: + return( mbedtls_internal_md4_process( ctx->md_ctx, data ) ); +#endif +#if defined(MBEDTLS_MD5_C) + case MBEDTLS_MD_MD5: + return( mbedtls_internal_md5_process( ctx->md_ctx, data ) ); +#endif +#if defined(MBEDTLS_RIPEMD160_C) + case MBEDTLS_MD_RIPEMD160: + return( mbedtls_internal_ripemd160_process( ctx->md_ctx, data ) ); +#endif +#if defined(MBEDTLS_SHA1_C) + case MBEDTLS_MD_SHA1: + return( mbedtls_internal_sha1_process( ctx->md_ctx, data ) ); +#endif +#if defined(MBEDTLS_SHA256_C) + case MBEDTLS_MD_SHA224: + case MBEDTLS_MD_SHA256: + return( mbedtls_internal_sha256_process( ctx->md_ctx, data ) ); +#endif +#if defined(MBEDTLS_SHA512_C) +#if !defined(MBEDTLS_SHA512_NO_SHA384) + case MBEDTLS_MD_SHA384: +#endif + case MBEDTLS_MD_SHA512: + return( mbedtls_internal_sha512_process( ctx->md_ctx, data ) ); +#endif + default: + return( MBEDTLS_ERR_MD_BAD_INPUT_DATA ); + } } unsigned char mbedtls_md_get_size( const mbedtls_md_info_t *md_info ) |