mbedtls/library/entropy_poll.h
Bence Szépkúti bb0cfeb2d4 Rename config.h to mbedtls_config.h
This commit was generated using the following script:

# ========================
#!/bin/sh
git ls-files | grep -v '^ChangeLog' | xargs sed -b -E -i '
s/((check|crypto|full|mbedtls|query)_config)\.h/\1\nh/g
s/config\.h/mbedtls_config.h/g
y/\n/./
'
mv include/mbedtls/config.h include/mbedtls/mbedtls_config.h
# ========================

Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
2021-06-28 09:28:33 +01:00

77 lines
2.2 KiB
C

/**
* \file entropy_poll.h
*
* \brief Platform-specific and custom entropy polling functions
*/
/*
* Copyright The Mbed TLS Contributors
* 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.
*/
#ifndef MBEDTLS_ENTROPY_POLL_H
#define MBEDTLS_ENTROPY_POLL_H
#include "mbedtls/build_info.h"
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Default thresholds for built-in sources, in bytes
*/
#define MBEDTLS_ENTROPY_MIN_PLATFORM 32 /**< Minimum for platform source */
#if !defined(MBEDTLS_ENTROPY_MIN_HARDWARE)
#define MBEDTLS_ENTROPY_MIN_HARDWARE 32 /**< Minimum for the hardware source */
#endif
#if !defined(MBEDTLS_NO_PLATFORM_ENTROPY)
/**
* \brief Platform-specific entropy poll callback
*/
int mbedtls_platform_entropy_poll( void *data,
unsigned char *output, size_t len, size_t *olen );
#endif
#if defined(MBEDTLS_ENTROPY_HARDWARE_ALT)
/**
* \brief Entropy poll callback for a hardware source
*
* \warning This is not provided by mbed TLS!
* See \c MBEDTLS_ENTROPY_HARDWARE_ALT in mbedtls_config.h.
*
* \note This must accept NULL as its first argument.
*/
int mbedtls_hardware_poll( void *data,
unsigned char *output, size_t len, size_t *olen );
#endif
#if defined(MBEDTLS_ENTROPY_NV_SEED)
/**
* \brief Entropy poll callback for a non-volatile seed file
*
* \note This must accept NULL as its first argument.
*/
int mbedtls_nv_seed_poll( void *data,
unsigned char *output, size_t len, size_t *olen );
#endif
#ifdef __cplusplus
}
#endif
#endif /* entropy_poll.h */