sopc_atomic.h File Reference

A platform independent API for atomic integer operations. More...

#include <stdint.h>

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Functions
int32_t	SOPC_Atomic_Int_Get (int32_t *atomic)
	Returns the current value of an atomic integer variable. More...
void	SOPC_Atomic_Int_Set (int32_t *atomic, int32_t val)
	Sets the value of an atomic integer variable. More...
int32_t	SOPC_Atomic_Int_Add (int32_t *atomic, int32_t val)
	Adds a value to an atomic integer variable. More...
void *	SOPC_Atomic_Ptr_Get (void **atomic)
	Returns the current value of an atomic pointer. More...
void	SOPC_Atomic_Ptr_Set (void **atomic, void *val)
	Sets the value of an atomic pointer variable. More...

Detailed Description

A platform independent API for atomic integer operations.

Function Documentation

SOPC_Atomic_Int_Get()

int32_t SOPC_Atomic_Int_Get

(

int32_t *

atomic

)

Returns the current value of an atomic integer variable.

Parameters

atomic

The address of the atomic variable.

Returns

The current value of the variable.

SOPC_Atomic_Int_Set()

void SOPC_Atomic_Int_Set	(	int32_t *	atomic,
		int32_t	val
	)

Sets the value of an atomic integer variable.

Parameters

atomic	The address of the atomic variable.
val	The new value of the variable.

SOPC_Atomic_Int_Add()

int32_t SOPC_Atomic_Int_Add	(	int32_t *	atomic,
		int32_t	val
	)

Adds a value to an atomic integer variable.

Parameters

atomic	The address of the atomic variable.
val	The value to add to the variable.

Returns

The old value (before the add) of the atomic variable.

SOPC_Atomic_Ptr_Get()

void* SOPC_Atomic_Ptr_Get

(

void **

atomic

)

Returns the current value of an atomic pointer.

Parameters

atomic

The address of the atomic pointer.

Returns

The current value of the pointer.

SOPC_Atomic_Ptr_Set()

void SOPC_Atomic_Ptr_Set	(	void **	atomic,
		void *	val
	)

Sets the value of an atomic pointer variable.

Parameters

atomic	The address of the atomic pointer.
val	The new value of the pointer.