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mbedtls 2.26.0

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Philippe Teuwen 2021-05-14 09:53:00 +02:00
commit 6324e2e746
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115
common/mbedtls/md.h
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@ -1,29 +1,25 @@
/**
* \file md.h
*
* \brief This file contains the generic message-digest wrapper.
*
* \author Adriaan de Jong <dejong@fox-it.com>
*/
/**
* \file md.h
*
* \brief This file contains the generic message-digest wrapper.
*
* \author Adriaan de Jong <dejong@fox-it.com>
*/
/*
* Copyright (C) 2006-2018, Arm Limited (or its affiliates), All Rights Reserved
* SPDX-License-Identifier: GPL-2.0
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0
*
* 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.
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* 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.
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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.
*
* This file is part of Mbed TLS (https://tls.mbed.org)
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MBEDTLS_MD_H
@ -32,7 +28,7 @@
#include <stddef.h>
#if !defined(MBEDTLS_CONFIG_FILE)
#include "config.h"
#include "mbedtls/config.h"
#else
#include MBEDTLS_CONFIG_FILE
#endif
@ -41,6 +37,8 @@
#define MBEDTLS_ERR_MD_BAD_INPUT_DATA -0x5100 /**< Bad input parameters to function. */
#define MBEDTLS_ERR_MD_ALLOC_FAILED -0x5180 /**< Failed to allocate memory. */
#define MBEDTLS_ERR_MD_FILE_IO_ERROR -0x5200 /**< Opening or reading of file failed. */
/* MBEDTLS_ERR_MD_HW_ACCEL_FAILED is deprecated and should not be used. */
#define MBEDTLS_ERR_MD_HW_ACCEL_FAILED -0x5280 /**< MD hardware accelerator failed. */
#ifdef __cplusplus
@ -56,7 +54,7 @@ extern "C" {
*
*/
typedef enum {
MBEDTLS_MD_NONE = 0, /**< None. */
MBEDTLS_MD_NONE=0, /**< None. */
MBEDTLS_MD_MD2, /**< The MD2 message digest. */
MBEDTLS_MD_MD4, /**< The MD4 message digest. */
MBEDTLS_MD_MD5, /**< The MD5 message digest. */
@ -74,6 +72,12 @@ typedef enum {
#define MBEDTLS_MD_MAX_SIZE 32 /* longest known is SHA256 or less */
#endif
#if defined(MBEDTLS_SHA512_C)
#define MBEDTLS_MD_MAX_BLOCK_SIZE 128
#else
#define MBEDTLS_MD_MAX_BLOCK_SIZE 64
#endif
/**
* Opaque struct defined in md_internal.h.
*/
@ -82,7 +86,8 @@ typedef struct mbedtls_md_info_t mbedtls_md_info_t;
/**
* The generic message-digest context.
*/
typedef struct mbedtls_md_context_t {
typedef struct mbedtls_md_context_t
{
/** Information about the associated message digest. */
const mbedtls_md_info_t *md_info;
@ -97,12 +102,14 @@ typedef struct mbedtls_md_context_t {
* \brief This function returns the list of digests supported by the
* generic digest module.
*
* \note The list starts with the strongest available hashes.
*
* \return A statically allocated array of digests. Each element
* in the returned list is an integer belonging to the
* message-digest enumeration #mbedtls_md_type_t.
* The last entry is 0.
*/
const int *mbedtls_md_list(void);
const int *mbedtls_md_list( void );
/**
* \brief This function returns the message-digest information
@ -113,7 +120,7 @@ const int *mbedtls_md_list(void);
* \return The message-digest information associated with \p md_name.
* \return NULL if the associated message-digest information is not found.
*/
const mbedtls_md_info_t *mbedtls_md_info_from_string(const char *md_name);
const mbedtls_md_info_t *mbedtls_md_info_from_string( const char *md_name );
/**
* \brief This function returns the message-digest information
@ -124,7 +131,7 @@ const mbedtls_md_info_t *mbedtls_md_info_from_string(const char *md_name);
* \return The message-digest information associated with \p md_type.
* \return NULL if the associated message-digest information is not found.
*/
const mbedtls_md_info_t *mbedtls_md_info_from_type(mbedtls_md_type_t md_type);
const mbedtls_md_info_t *mbedtls_md_info_from_type( mbedtls_md_type_t md_type );
/**
* \brief This function initializes a message-digest context without
@ -134,7 +141,7 @@ const mbedtls_md_info_t *mbedtls_md_info_from_type(mbedtls_md_type_t md_type);
* context for mbedtls_md_setup() for binding it to a
* message-digest algorithm.
*/
void mbedtls_md_init(mbedtls_md_context_t *ctx);
void mbedtls_md_init( mbedtls_md_context_t *ctx );
/**
* \brief This function clears the internal structure of \p ctx and
@ -149,7 +156,7 @@ void mbedtls_md_init(mbedtls_md_context_t *ctx);
* You must not call this function if you have not called
* mbedtls_md_init().
*/
void mbedtls_md_free(mbedtls_md_context_t *ctx);
void mbedtls_md_free( mbedtls_md_context_t *ctx );
#if ! defined(MBEDTLS_DEPRECATED_REMOVED)
#if defined(MBEDTLS_DEPRECATED_WARNING)
@ -175,7 +182,7 @@ void mbedtls_md_free(mbedtls_md_context_t *ctx);
* failure.
* \return #MBEDTLS_ERR_MD_ALLOC_FAILED on memory-allocation failure.
*/
int mbedtls_md_init_ctx(mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info) MBEDTLS_DEPRECATED;
int mbedtls_md_init_ctx( mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info ) MBEDTLS_DEPRECATED;
#undef MBEDTLS_DEPRECATED
#endif /* MBEDTLS_DEPRECATED_REMOVED */
@ -198,7 +205,7 @@ int mbedtls_md_init_ctx(mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_i
* failure.
* \return #MBEDTLS_ERR_MD_ALLOC_FAILED on memory-allocation failure.
*/
int mbedtls_md_setup(mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info, int hmac);
int mbedtls_md_setup( mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info, int hmac );
/**
* \brief This function clones the state of an message-digest
@ -219,8 +226,8 @@ int mbedtls_md_setup(mbedtls_md_context_t *ctx, const mbedtls_md_info_t *md_info
* \return \c 0 on success.
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification failure.
*/
int mbedtls_md_clone(mbedtls_md_context_t *dst,
const mbedtls_md_context_t *src);
int mbedtls_md_clone( mbedtls_md_context_t *dst,
const mbedtls_md_context_t *src );
/**
* \brief This function extracts the message-digest size from the
@ -231,7 +238,7 @@ int mbedtls_md_clone(mbedtls_md_context_t *dst,
*
* \return The size of the message-digest output in Bytes.
*/
unsigned char mbedtls_md_get_size(const mbedtls_md_info_t *md_info);
unsigned char mbedtls_md_get_size( const mbedtls_md_info_t *md_info );
/**
* \brief This function extracts the message-digest type from the
@ -242,7 +249,7 @@ unsigned char mbedtls_md_get_size(const mbedtls_md_info_t *md_info);
*
* \return The type of the message digest.
*/
mbedtls_md_type_t mbedtls_md_get_type(const mbedtls_md_info_t *md_info);
mbedtls_md_type_t mbedtls_md_get_type( const mbedtls_md_info_t *md_info );
/**
* \brief This function extracts the message-digest name from the
@ -253,7 +260,7 @@ mbedtls_md_type_t mbedtls_md_get_type(const mbedtls_md_info_t *md_info);
*
* \return The name of the message digest.
*/
const char *mbedtls_md_get_name(const mbedtls_md_info_t *md_info);
const char *mbedtls_md_get_name( const mbedtls_md_info_t *md_info );
/**
* \brief This function starts a message-digest computation.
@ -268,7 +275,7 @@ const char *mbedtls_md_get_name(const mbedtls_md_info_t *md_info);
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
* failure.
*/
int mbedtls_md_starts(mbedtls_md_context_t *ctx);
int mbedtls_md_starts( mbedtls_md_context_t *ctx );
/**
* \brief This function feeds an input buffer into an ongoing
@ -286,7 +293,7 @@ int mbedtls_md_starts(mbedtls_md_context_t *ctx);
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
* failure.
*/
int mbedtls_md_update(mbedtls_md_context_t *ctx, const unsigned char *input, size_t ilen);
int mbedtls_md_update( mbedtls_md_context_t *ctx, const unsigned char *input, size_t ilen );
/**
* \brief This function finishes the digest operation,
@ -306,7 +313,7 @@ int mbedtls_md_update(mbedtls_md_context_t *ctx, const unsigned char *input, siz
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
* failure.
*/
int mbedtls_md_finish(mbedtls_md_context_t *ctx, unsigned char *output);
int mbedtls_md_finish( mbedtls_md_context_t *ctx, unsigned char *output );
/**
* \brief This function calculates the message-digest of a buffer,
@ -326,8 +333,8 @@ int mbedtls_md_finish(mbedtls_md_context_t *ctx, unsigned char *output);
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
* failure.
*/
int mbedtls_md(const mbedtls_md_info_t *md_info, const unsigned char *input, size_t ilen,
unsigned char *output);
int mbedtls_md( const mbedtls_md_info_t *md_info, const unsigned char *input, size_t ilen,
unsigned char *output );
#if defined(MBEDTLS_FS_IO)
/**
@ -347,8 +354,8 @@ int mbedtls_md(const mbedtls_md_info_t *md_info, const unsigned char *input, siz
* the file pointed by \p path.
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA if \p md_info was NULL.
*/
int mbedtls_md_file(const mbedtls_md_info_t *md_info, const char *path,
unsigned char *output);
int mbedtls_md_file( const mbedtls_md_info_t *md_info, const char *path,
unsigned char *output );
#endif /* MBEDTLS_FS_IO */
/**
@ -369,8 +376,8 @@ int mbedtls_md_file(const mbedtls_md_info_t *md_info, const char *path,
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
* failure.
*/
int mbedtls_md_hmac_starts(mbedtls_md_context_t *ctx, const unsigned char *key,
size_t keylen);
int mbedtls_md_hmac_starts( mbedtls_md_context_t *ctx, const unsigned char *key,
size_t keylen );
/**
* \brief This function feeds an input buffer into an ongoing HMAC
@ -391,8 +398,8 @@ int mbedtls_md_hmac_starts(mbedtls_md_context_t *ctx, const unsigned char *key,
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
* failure.
*/
int mbedtls_md_hmac_update(mbedtls_md_context_t *ctx, const unsigned char *input,
size_t ilen);
int mbedtls_md_hmac_update( mbedtls_md_context_t *ctx, const unsigned char *input,
size_t ilen );
/**
* \brief This function finishes the HMAC operation, and writes
@ -412,7 +419,7 @@ int mbedtls_md_hmac_update(mbedtls_md_context_t *ctx, const unsigned char *input
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
* failure.
*/
int mbedtls_md_hmac_finish(mbedtls_md_context_t *ctx, unsigned char *output);
int mbedtls_md_hmac_finish( mbedtls_md_context_t *ctx, unsigned char *output);
/**
* \brief This function prepares to authenticate a new message with
@ -429,7 +436,7 @@ int mbedtls_md_hmac_finish(mbedtls_md_context_t *ctx, unsigned char *output);
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
* failure.
*/
int mbedtls_md_hmac_reset(mbedtls_md_context_t *ctx);
int mbedtls_md_hmac_reset( mbedtls_md_context_t *ctx );
/**
* \brief This function calculates the full generic HMAC
@ -453,12 +460,12 @@ int mbedtls_md_hmac_reset(mbedtls_md_context_t *ctx);
* \return #MBEDTLS_ERR_MD_BAD_INPUT_DATA on parameter-verification
* failure.
*/
int mbedtls_md_hmac(const mbedtls_md_info_t *md_info, const unsigned char *key, size_t keylen,
const unsigned char *input, size_t ilen,
unsigned char *output);
int mbedtls_md_hmac( const mbedtls_md_info_t *md_info, const unsigned char *key, size_t keylen,
const unsigned char *input, size_t ilen,
unsigned char *output );
/* Internal use */
int mbedtls_md_process(mbedtls_md_context_t *ctx, const unsigned char *data);
int mbedtls_md_process( mbedtls_md_context_t *ctx, const unsigned char *data );
#ifdef __cplusplus
}