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120 lines
3.2 KiB
C
120 lines
3.2 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include "esp_rom_md5.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if CONFIG_IDF_TARGET_ESP32C2
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typedef struct mbedtls_md5_context mbedtls_md5_context;
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#else
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typedef struct MD5Context mbedtls_md5_context;
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#endif
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/**
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* \brief Initialize MD5 context
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*
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* \param ctx MD5 context to be initialized
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*
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* \warning MD5 is considered a weak message digest and its use
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* constitutes a security risk. We recommend considering
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* stronger message digests instead.
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*
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*/
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void esp_md5_init( mbedtls_md5_context *ctx );
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/**
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* \brief Clear MD5 context
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*
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* \param ctx MD5 context to be cleared
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*
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* \warning MD5 is considered a weak message digest and its use
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* constitutes a security risk. We recommend considering
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* stronger message digests instead.
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*
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*/
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void esp_md5_free( mbedtls_md5_context *ctx );
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/**
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* \brief Clone (the state of) an MD5 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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* \warning MD5 is considered a weak message digest and its use
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* constitutes a security risk. We recommend considering
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* stronger message digests instead.
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*
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*/
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void esp_md5_clone( mbedtls_md5_context *dst, const mbedtls_md5_context *src );
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/**
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* \brief MD5 context setup
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*
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* \param ctx context to be initialized
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*
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* \return 0 if successful
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*
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* \warning MD5 is considered a weak message digest and its use
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* constitutes a security risk. We recommend considering
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* stronger message digests instead.
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*
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*/
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int mbedtls_md5_starts( mbedtls_md5_context *ctx );
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/**
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* \brief MD5 process buffer
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*
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* \param ctx MD5 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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* \return 0 if successful
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*
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* \warning MD5 is considered a weak message digest and its use
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* constitutes a security risk. We recommend considering
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* stronger message digests instead.
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*
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*/
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int esp_md5_update( mbedtls_md5_context *ctx, const unsigned char *input, size_t ilen );
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/**
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* \brief MD5 final digest
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*
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* \param ctx MD5 context
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* \param output MD5 checksum result
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*
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* \return 0 if successful
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*
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* \warning MD5 is considered a weak message digest and its use
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* constitutes a security risk. We recommend considering
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* stronger message digests instead.
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*
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*/
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int esp_md5_finish( mbedtls_md5_context *ctx, unsigned char output[16] );
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/**
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* \brief MD5 process data block (internal use only)
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*
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* \param ctx MD5 context
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* \param data buffer holding one block of data
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*
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* \return 0 if successful
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*
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* \warning MD5 is considered a weak message digest and its use
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* constitutes a security risk. We recommend considering
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* stronger message digests instead.
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*
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*/
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int esp_md5_process( mbedtls_md5_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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