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/**
******************************************************************************
* @file entropy.c
* @author MCD Application Team
* @brief This file contains the OpenThread entropy source API shared between M0 and
* M4.
******************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2019 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* www.st.com/SLA0044
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32wbxx_hal.h"
#include "stm32wbxx_core_interface_def.h"
#include "tl_thread_hci.h"
/* Include definition of compilation flags requested for OpenThread configuration */
#include OPENTHREAD_CONFIG_FILE
#include "entropy.h"
#include <mbedtls/entropy.h>
mbedtls_entropy_context *otEntropyMbedTlsContextGet(void)
{
Pre_OtCmdProcessing();
/* prepare buffer */
Thread_OT_Cmd_Request_t* p_ot_req = THREAD_Get_OTCmdPayloadBuffer();
p_ot_req->ID = MSG_M4TOM0_OT_ENTROPY_MBED_TLS_CONTEXT_GET;
p_ot_req->Size=0;
Ot_Cmd_Transfer();
p_ot_req = THREAD_Get_OTCmdRspPayloadBuffer();
return (mbedtls_entropy_context *)p_ot_req->Data[0];
}
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