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https://github.com/dolphin-emu/dolphin.git
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9872473f70
PolarSSL has been renamed to "mbed TLS" and version 2.0 dropped backwards compatibility. This commit adds only the necessary files without any modifications, so it doesn't compile yet.
142 lines
3.6 KiB
C
142 lines
3.6 KiB
C
/**
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* \file mbedtls_sha256.h
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*
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* \brief SHA-224 and SHA-256 cryptographic hash function
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*
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* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* This file is part of mbed TLS (https://tls.mbed.org)
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*/
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#ifndef MBEDTLS_SHA256_H
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#define MBEDTLS_SHA256_H
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#if !defined(MBEDTLS_CONFIG_FILE)
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#include "config.h"
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#else
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#include MBEDTLS_CONFIG_FILE
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#endif
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#include <stddef.h>
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#include <stdint.h>
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#if !defined(MBEDTLS_SHA256_ALT)
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// Regular implementation
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//
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief SHA-256 context structure
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*/
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typedef struct
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{
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uint32_t total[2]; /*!< number of bytes processed */
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uint32_t state[8]; /*!< intermediate digest state */
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unsigned char buffer[64]; /*!< data block being processed */
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int is224; /*!< 0 => SHA-256, else SHA-224 */
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}
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mbedtls_sha256_context;
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/**
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* \brief Initialize SHA-256 context
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*
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* \param ctx SHA-256 context to be initialized
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*/
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void mbedtls_sha256_init( mbedtls_sha256_context *ctx );
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/**
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* \brief Clear SHA-256 context
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*
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* \param ctx SHA-256 context to be cleared
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*/
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void mbedtls_sha256_free( mbedtls_sha256_context *ctx );
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/**
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* \brief Clone (the state of) a SHA-256 context
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*
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* \param dst The destination context
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* \param src The context to be cloned
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*/
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void mbedtls_sha256_clone( mbedtls_sha256_context *dst,
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const mbedtls_sha256_context *src );
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/**
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* \brief SHA-256 context setup
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*
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* \param ctx context to be initialized
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* \param is224 0 = use SHA256, 1 = use SHA224
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*/
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void mbedtls_sha256_starts( mbedtls_sha256_context *ctx, int is224 );
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/**
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* \brief SHA-256 process buffer
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*
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* \param ctx SHA-256 context
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* \param input buffer holding the data
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* \param ilen length of the input data
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*/
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void mbedtls_sha256_update( mbedtls_sha256_context *ctx, const unsigned char *input,
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size_t ilen );
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/**
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* \brief SHA-256 final digest
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*
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* \param ctx SHA-256 context
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* \param output SHA-224/256 checksum result
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*/
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void mbedtls_sha256_finish( mbedtls_sha256_context *ctx, unsigned char output[32] );
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/* Internal use */
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void mbedtls_sha256_process( mbedtls_sha256_context *ctx, const unsigned char data[64] );
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#ifdef __cplusplus
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}
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#endif
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#else /* MBEDTLS_SHA256_ALT */
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#include "sha256_alt.h"
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#endif /* MBEDTLS_SHA256_ALT */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Output = SHA-256( input buffer )
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*
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* \param input buffer holding the data
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* \param ilen length of the input data
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* \param output SHA-224/256 checksum result
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* \param is224 0 = use SHA256, 1 = use SHA224
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*/
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void mbedtls_sha256( const unsigned char *input, size_t ilen,
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unsigned char output[32], int is224 );
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/**
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* \brief Checkup routine
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*
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* \return 0 if successful, or 1 if the test failed
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*/
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int mbedtls_sha256_self_test( int verbose );
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#ifdef __cplusplus
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}
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#endif
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#endif /* mbedtls_sha256.h */
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