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64 lines
2.1 KiB
C
64 lines
2.1 KiB
C
#ifndef MBEDTLS_MD5_H_
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#define MBEDTLS_MD5_H_
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#include "third_party/mbedtls/config.h"
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#include "third_party/mbedtls/platform.h"
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COSMOPOLITAN_C_START_
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/* clang-format off */
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#define MBEDTLS_ERR_MD5_HW_ACCEL_FAILED -0x002F /*< MD5 hardware accelerator failed */
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/**
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* \brief MD5 context structure
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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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typedef struct mbedtls_md5_context
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{
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uint32_t total[2]; /*!< number of bytes processed */
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uint32_t state[4]; /*!< intermediate digest state */
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unsigned char buffer[64]; /*!< data block being processed */
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}
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mbedtls_md5_context;
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void mbedtls_md5_clone( mbedtls_md5_context *, const mbedtls_md5_context * );
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int mbedtls_md5_starts_ret( mbedtls_md5_context * );
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int mbedtls_md5_update_ret( mbedtls_md5_context *, const unsigned char *, size_t );
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int mbedtls_md5_finish_ret( mbedtls_md5_context *, unsigned char[16] );
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int mbedtls_internal_md5_process( mbedtls_md5_context *, const unsigned char[64] );
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int mbedtls_md5_ret( const void *, size_t, unsigned char[16] );
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int mbedtls_md5_self_test( int );
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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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static inline void mbedtls_md5_init( mbedtls_md5_context *ctx )
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{
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mbedtls_platform_zeroize( ctx, sizeof( mbedtls_md5_context ) );
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}
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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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static inline void mbedtls_md5_free( mbedtls_md5_context *ctx )
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{
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if( !ctx ) return;
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mbedtls_platform_zeroize( ctx, sizeof( mbedtls_md5_context ) );
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}
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COSMOPOLITAN_C_END_
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#endif /* MBEDTLS_MD5_H_ */
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