mirror of
https://github.com/jart/cosmopolitan.git
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fa20edc44d
- Remove most __ASSEMBLER__ __LINKER__ ifdefs - Rename libc/intrin/bits.h to libc/serialize.h - Block pthread cancelation in fchmodat() polyfill - Remove `clang-format off` statements in third_party
65 lines
2.5 KiB
C
65 lines
2.5 KiB
C
#ifndef MBEDTLS_SHA512_H_
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#define MBEDTLS_SHA512_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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#define MBEDTLS_ERR_SHA512_HW_ACCEL_FAILED -0x0039 /*< SHA-512 hardware accelerator failed */
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#define MBEDTLS_ERR_SHA512_BAD_INPUT_DATA -0x0075 /*< SHA-512 input data was malformed. */
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/**
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* \brief The SHA-512 context structure.
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*
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* The structure is used both for SHA-384 and for SHA-512
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* checksum calculations. The choice between these two is
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* made in the call to mbedtls_sha512_starts_ret().
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*/
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typedef struct mbedtls_sha512_context
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{
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uint64_t state[8]; /*!< The intermediate digest state. */
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uint64_t total[2]; /*!< The number of Bytes processed. */
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unsigned char buffer[128]; /*!< The data block being processed. */
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#if !defined(MBEDTLS_SHA512_NO_SHA384)
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int is384; /*!< Determines which function to use:
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0: Use SHA-512, or 1: Use SHA-384. */
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#endif
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}
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mbedtls_sha512_context;
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void mbedtls_sha512_clone( mbedtls_sha512_context *, const mbedtls_sha512_context * );
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int mbedtls_sha512_starts_ret( mbedtls_sha512_context *, int );
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int mbedtls_sha512_update_ret( mbedtls_sha512_context *, const unsigned char *, size_t );
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int mbedtls_sha512_finish_ret( mbedtls_sha512_context *, unsigned char[64] );
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int mbedtls_internal_sha512_process( mbedtls_sha512_context *, const unsigned char[128] );
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int mbedtls_sha512_ret( const void *, size_t, unsigned char[64], int );
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int mbedtls_sha512_ret_384( const void *, size_t, unsigned char * );
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int mbedtls_sha512_ret_512( const void *, size_t, unsigned char * );
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int mbedtls_sha512_self_test( int );
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/**
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* \brief This function initializes a SHA-512 context.
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*
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* \param ctx The SHA-512 context to initialize. This must
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* not be \c NULL.
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*/
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static inline void mbedtls_sha512_init( mbedtls_sha512_context *ctx )
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{
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mbedtls_platform_zeroize( ctx, sizeof( mbedtls_sha512_context ) );
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}
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/**
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* \brief This function clears a SHA-512 context.
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*
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* \param ctx The SHA-512 context to clear. This may be \c NULL,
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* in which case this function does nothing. If it
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* is not \c NULL, it must point to an initialized
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* SHA-512 context.
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*/
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static inline void mbedtls_sha512_free( mbedtls_sha512_context *ctx )
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{
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if( !ctx ) return;
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mbedtls_platform_zeroize( ctx, sizeof( mbedtls_sha512_context ) );
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}
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COSMOPOLITAN_C_END_
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#endif /* MBEDTLS_SHA512_H_ */
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