coresem.h File Reference

#include <rtems/score/thread.h>
#include <rtems/score/threadq.h>
#include <rtems/score/priority.h>
#include <rtems/score/watchdog.h>
#include <rtems/score/coresem.inl>

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Data Structures
struct	CORE_semaphore_Attributes
struct	CORE_semaphore_Control
Defines
#define	CORE_SEMAPHORE_STATUS_LAST   CORE_SEMAPHORE_MAXIMUM_COUNT_EXCEEDED
	Core Semaphore Last Status.
Typedefs
typedef void(*	CORE_semaphore_API_mp_support_callout )(Thread_Control *, Objects_Id)
Enumerations
enum	CORE_semaphore_Disciplines { CORE_SEMAPHORE_DISCIPLINES_FIFO, CORE_SEMAPHORE_DISCIPLINES_PRIORITY }
enum	CORE_semaphore_Status {   CORE_SEMAPHORE_STATUS_SUCCESSFUL, CORE_SEMAPHORE_STATUS_UNSATISFIED_NOWAIT, CORE_SEMAPHORE_WAS_DELETED, CORE_SEMAPHORE_TIMEOUT,   CORE_SEMAPHORE_MAXIMUM_COUNT_EXCEEDED }
Functions
void	_CORE_semaphore_Initialize (CORE_semaphore_Control *the_semaphore, CORE_semaphore_Attributes *the_semaphore_attributes, uint32_t initial_value)
void	_CORE_semaphore_Seize (CORE_semaphore_Control *the_semaphore, Objects_Id id, boolean wait, Watchdog_Interval timeout)
CORE_semaphore_Status	_CORE_semaphore_Surrender (CORE_semaphore_Control *the_semaphore, Objects_Id id, CORE_semaphore_API_mp_support_callout api_semaphore_mp_support)
void	_CORE_semaphore_Flush (CORE_semaphore_Control *the_semaphore, Thread_queue_Flush_callout remote_extract_callout, uint32_t status)

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Detailed Description

This include file contains all the constants and structures associated with the Counting Semaphore Handler. A counting semaphore is the standard Dijkstra binary semaphore used to provide synchronization and mutual exclusion capabilities.