sha512.h

Go to the documentation of this file.

/*
 *  Copyright The Mbed TLS Contributors
 *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 */
#ifndef MBEDTLS_SHA512_H
#define MBEDTLS_SHA512_H
#include "mbedtls/private_access.h"
 
#include "mbedtls/build_info.h"
 
#include <stddef.h>
#include <stdint.h>

#define MBEDTLS_ERR_SHA512_BAD_INPUT_DATA                 -0x0075
 
#ifdef __cplusplus
extern "C" {
#endif
 
#if !defined(MBEDTLS_SHA512_ALT)
// Regular implementation
//

typedef struct mbedtls_sha512_context {
    uint64_t MBEDTLS_PRIVATE(total)[2];          
    uint64_t MBEDTLS_PRIVATE(state)[8];          
    unsigned char MBEDTLS_PRIVATE(buffer)[128];  
#if defined(MBEDTLS_SHA384_C)
    int MBEDTLS_PRIVATE(is384);                  
#endif
}
mbedtls_sha512_context;
 
#else  /* MBEDTLS_SHA512_ALT */
#include "sha512_alt.h"
#endif /* MBEDTLS_SHA512_ALT */

void mbedtls_sha512_init(mbedtls_sha512_context *ctx);

void mbedtls_sha512_free(mbedtls_sha512_context *ctx);

void mbedtls_sha512_clone(mbedtls_sha512_context *dst,
                          const mbedtls_sha512_context *src);

int mbedtls_sha512_starts(mbedtls_sha512_context *ctx, int is384);

int mbedtls_sha512_update(mbedtls_sha512_context *ctx,
                          const unsigned char *input,
                          size_t ilen);

int mbedtls_sha512_finish(mbedtls_sha512_context *ctx,
                          unsigned char *output);

int mbedtls_internal_sha512_process(mbedtls_sha512_context *ctx,
                                    const unsigned char data[128]);

int mbedtls_sha512(const unsigned char *input,
                   size_t ilen,
                   unsigned char *output,
                   int is384);
 
#if defined(MBEDTLS_SELF_TEST)
 
#if defined(MBEDTLS_SHA384_C)
int mbedtls_sha384_self_test(int verbose);
#endif /* MBEDTLS_SHA384_C */
 
#if defined(MBEDTLS_SHA512_C)
int mbedtls_sha512_self_test(int verbose);
#endif /* MBEDTLS_SHA512_C */
 
#endif /* MBEDTLS_SELF_TEST */
 
#ifdef __cplusplus
}
#endif
 
#endif /* mbedtls_sha512.h */