sha1.h File Reference

SHA-1 cryptographic hash function. More...

#include "config.h"
#include <stddef.h>
#include <stdint.h>

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Classes
struct	mbedtls_sha1_context
	SHA-1 context structure. More...

Functions
void	mbedtls_sha1_init (mbedtls_sha1_context *ctx)
	Initialize SHA-1 context. More...
void	mbedtls_sha1_free (mbedtls_sha1_context *ctx)
	Clear SHA-1 context. More...
void	mbedtls_sha1_clone (mbedtls_sha1_context *dst, const mbedtls_sha1_context *src)
	Clone (the state of) a SHA-1 context. More...
void	mbedtls_sha1_starts (mbedtls_sha1_context *ctx)
	SHA-1 context setup. More...
void	mbedtls_sha1_update (mbedtls_sha1_context *ctx, const unsigned char *input, size_t ilen)
	SHA-1 process buffer. More...
void	mbedtls_sha1_finish (mbedtls_sha1_context *ctx, unsigned char output[20])
	SHA-1 final digest. More...
void	mbedtls_sha1_process (mbedtls_sha1_context *ctx, const unsigned char data[64])
void	mbedtls_sha1 (const unsigned char *input, size_t ilen, unsigned char output[20])
	Output = SHA-1( input buffer ) More...
int	mbedtls_sha1_self_test (int verbose)
	Checkup routine. More...

Detailed Description

SHA-1 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)

Function Documentation

mbedtls_sha1()

void mbedtls_sha1	(	const unsigned char *	input,
		size_t	ilen,
		unsigned char	output[20]
	)

Output = SHA-1( input buffer )

Parameters

input	buffer holding the data
ilen	length of the input data
output	SHA-1 checksum result

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mbedtls_sha1_clone()

void mbedtls_sha1_clone	(	mbedtls_sha1_context *	dst,
		const mbedtls_sha1_context *	src
	)

Clone (the state of) a SHA-1 context.

Parameters

dst	The destination context
src	The context to be cloned

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mbedtls_sha1_finish()

void mbedtls_sha1_finish	(	mbedtls_sha1_context *	ctx,
		unsigned char	output[20]
	)

SHA-1 final digest.

Parameters

ctx	SHA-1 context
output	SHA-1 checksum result

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mbedtls_sha1_free()

void mbedtls_sha1_free

(

mbedtls_sha1_context *

ctx

)

Clear SHA-1 context.

Parameters

ctx	SHA-1 context to be cleared

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mbedtls_sha1_init()

void mbedtls_sha1_init

(

mbedtls_sha1_context *

ctx

)

Initialize SHA-1 context.

Parameters

ctx	SHA-1 context to be initialized

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mbedtls_sha1_process()

void mbedtls_sha1_process	(	mbedtls_sha1_context *	ctx,
		const unsigned char	data[64]
	)

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mbedtls_sha1_self_test()

int mbedtls_sha1_self_test

(

int

verbose

)

Checkup routine.

Returns

0 if successful, or 1 if the test failed

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mbedtls_sha1_starts()

void mbedtls_sha1_starts

(

mbedtls_sha1_context *

ctx

)

SHA-1 context setup.

Parameters

ctx	context to be initialized

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mbedtls_sha1_update()

void mbedtls_sha1_update	(	mbedtls_sha1_context *	ctx,
		const unsigned char *	input,
		size_t	ilen
	)

SHA-1 process buffer.

Parameters

ctx	SHA-1 context
input	buffer holding the data
ilen	length of the input data

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