entropy_poll.h File Reference

Platform-specific and custom entropy polling functions. More...

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

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Macros
#define	MBEDTLS_ENTROPY_MIN_PLATFORM   32
#define	MBEDTLS_ENTROPY_MIN_HAVEGE   32
#define	MBEDTLS_ENTROPY_MIN_HARDCLOCK   4
#define	MBEDTLS_ENTROPY_MIN_HARDWARE   32

Functions
int	mbedtls_platform_entropy_poll (void *data, unsigned char *output, size_t len, size_t *olen)
	Entropy poll callback that provides 0 entropy. More...
int	mbedtls_hardclock_poll (void *data, unsigned char *output, size_t len, size_t *olen)
	mbedtls_timing_hardclock-based entropy poll callback More...

Detailed Description

Platform-specific and custom entropy polling functions.

Copyright (C) 2006-2016, 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)

Macro Definition Documentation

MBEDTLS_ENTROPY_MIN_HARDCLOCK

#define MBEDTLS_ENTROPY_MIN_HARDCLOCK   4

Minimum for mbedtls_timing_hardclock()

MBEDTLS_ENTROPY_MIN_HARDWARE

#define MBEDTLS_ENTROPY_MIN_HARDWARE   32

Minimum for the hardware source

MBEDTLS_ENTROPY_MIN_HAVEGE

#define MBEDTLS_ENTROPY_MIN_HAVEGE   32

Minimum for HAVEGE

MBEDTLS_ENTROPY_MIN_PLATFORM

#define MBEDTLS_ENTROPY_MIN_PLATFORM   32

Minimum for platform source

Function Documentation

mbedtls_hardclock_poll()

int mbedtls_hardclock_poll	(	void *	data,
		unsigned char *	output,
		size_t	len,
		size_t *	olen
	)

mbedtls_timing_hardclock-based entropy poll callback

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mbedtls_platform_entropy_poll()

int mbedtls_platform_entropy_poll	(	void *	data,
		unsigned char *	output,
		size_t	len,
		size_t *	olen
	)

Entropy poll callback that provides 0 entropy.

Platform-specific entropy poll callback

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