sha512.h File Reference

Detailed Description

SHA-384 and SHA-512 cryptographic hash function.

Copyright (C) 2006-2015, ARM Limited, All Rights Reserved SPDX-License-Identifier: Apache-2.0

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

This file is part of mbed TLS (https://tls.mbed.org)

Definition in file sha512.h.

#include <config-sl-crypto-all-acceleration.h>
#include <stddef.h>
#include <stdint.h>

Include dependency graph for sha512.h:

Go to the source code of this file.

Data Structures
struct	mbedtls_sha512_context
	SHA-512 context structure. More...

Functions
void	mbedtls_sha512_init (mbedtls_sha512_context *ctx)
	Initialize SHA-512 context. More...
void	mbedtls_sha512_free (mbedtls_sha512_context *ctx)
	Clear SHA-512 context. More...
void	mbedtls_sha512_clone (mbedtls_sha512_context *dst, const mbedtls_sha512_context *src)
	Clone (the state of) a SHA-512 context. More...
void	mbedtls_sha512_starts (mbedtls_sha512_context *ctx, int is384)
	SHA-512 context setup. More...
void	mbedtls_sha512_update (mbedtls_sha512_context *ctx, const unsigned char *input, size_t ilen)
	SHA-512 process buffer. More...
void	mbedtls_sha512_finish (mbedtls_sha512_context *ctx, unsigned char output[64])
	SHA-512 final digest. More...
void	mbedtls_sha512 (const unsigned char *input, size_t ilen, unsigned char output[64], int is384)
	Output = SHA-512( input buffer ) More...
int	mbedtls_sha512_self_test (int verbose)
	Checkup routine. More...
void	mbedtls_sha512_process (mbedtls_sha512_context *ctx, const unsigned char data[128])

Function Documentation

void mbedtls_sha512	(	const unsigned char *	input,
		size_t	ilen,
		unsigned char	output[64],
		int	is384
	)

Output = SHA-512( input buffer )

Parameters

input	buffer holding the data
ilen	length of the input data
output	SHA-384/512 checksum result
is384	0 = use SHA512, 1 = use SHA384

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

Clone (the state of) a SHA-512 context.

Parameters

dst	The destination context
src	The context to be cloned

void mbedtls_sha512_finish	(	mbedtls_sha512_context *	ctx,
		unsigned char	output[64]
	)

SHA-512 final digest.

Parameters

ctx	SHA-512 context
output	SHA-384/512 checksum result

void mbedtls_sha512_free

(

mbedtls_sha512_context *

ctx

)

Clear SHA-512 context.

Parameters

ctx	SHA-512 context to be cleared

void mbedtls_sha512_init

(

mbedtls_sha512_context *

ctx

)

Initialize SHA-512 context.

Parameters

ctx	SHA-512 context to be initialized

void mbedtls_sha512_process	(	mbedtls_sha512_context *	ctx,
		const unsigned char	data[128]
	)

int mbedtls_sha512_self_test

(

int

verbose

)

Checkup routine.

Returns

0 if successful, or 1 if the test failed

void mbedtls_sha512_starts	(	mbedtls_sha512_context *	ctx,
		int	is384
	)

SHA-512 context setup.

Parameters

ctx	context to be initialized
is384	0 = use SHA512, 1 = use SHA384

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

SHA-512 process buffer.

Parameters

ctx	SHA-512 context
input	buffer holding the data
ilen	length of the input data