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/*****************************************************************************
* @file osal.h
* @author MCD
* @brief This header file defines the OS abstraction layer used by
* the BLE stack. OSAL defines the set of functions which needs to be
* ported to target operating system and target platform.
* Actually, only memset, memcpy and memcmp wrappers are defined.
*****************************************************************************
* @attention
*
* <h2><center>© Copyright (c) 2021 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
*
******************************************************************************
*/
#ifndef OSAL_H__
#define OSAL_H__
/**
* This function copies size number of bytes from a
* memory location pointed by src to a destination
* memory location pointed by dest
*
* @param[in] dest Destination address
* @param[in] src Source address
* @param[in] size size in the bytes
*
* @return Address of the destination
*/
extern void* Osal_MemCpy( void *dest, const void *src, unsigned int size );
/**
* This function sets first number of bytes, specified
* by size, to the destination memory pointed by ptr
* to the specified value
*
* @param[in] ptr Destination address
* @param[in] value Value to be set
* @param[in] size Size in the bytes
*
* @return Address of the destination
*/
extern void* Osal_MemSet( void *ptr, int value, unsigned int size );
/**
* This function compares n bytes of two regions of memory
*
* @param[in] s1 First buffer to compare.
* @param[in] s2 Second buffer to compare.
* @param[in] size Number of bytes to compare.
*
* @return 0 if the two buffers are equal, 1 otherwise
*/
extern int Osal_MemCmp( const void *s1, const void *s2, unsigned int size );
#endif /* OSAL_H__ */
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