/*	DMW_Mutex.h


	cafrii 040303 v1.0
*/


#ifndef __DMW_MUTEX_H__
#define __DMW_MUTEX_H__

#include "DHL_OSAL.h"
#include "DMW_Status.h"			/* added for epg porting : 2009.08.10 foxhunt */

/* VxWorksÀÇ Mutex SemaphoreÀÇ ºÎÀÛ¿ëÀ» ÇؼÒÇϱâ À§Çؼ­
// Binary semaphore¸¦ ÀÌ¿ëÇÏ¿© Mutex¸¦ Èä³»³»´Â ±â´É Á¦°ø.
//
*/ 

#define MAX_MUTEX_NAME 16

typedef struct DMW_MUTEX_t
{
	DHL_OS_SEMA_ID semId;             /* vxWorks OS Semaphore ID. */

	DHL_OS_TASK_ID      ownerTaskId;       /* ÇöÀç ÀÌ Mutex¸¦ lockÇÏ°í ÀÖ´Â taskÀÇ ID */
	int             lockCount;         /* Mutex lock count. 0À̸é free mutex. */
	int             initFailCount;     /* Mutex »ý¼º ½ÇÆРȽ¼ö */
	BOOL            useOsMutex;        /* TRUEÀ̸é OS Mutex¸¦ »ç¿ëÇÔ. µðÆúÆ®(FALSE)´Â Binary Sema4¸¦ ÀÌ¿ëÇÑ´Ù. */
	
	/* properties of Mutex */
	char name[MAX_MUTEX_NAME];
	
	int  flag;    /* OS_CreateXXSemaphore flag.  OS_SEM_FIFO or OS_SEM_PRIO */
	              /* µðÆúÆ®(0)Àº OS_SEM_FIFO ÀÓ. */
	
	int  traceLevel;   /* debug trace level */
	              /* 0À̸é no trace  */
	              
	/* UINT32  checkCode; */
	
} DMW_MUTEX;


/* debug util  */
extern void DMW_PrintMutex(DMW_MUTEX *pMutex);
extern void DMW_SetMutexTraceLevel(DMW_MUTEX *pMutex, int traceLevel);
extern DHL_OS_TASK_ID DMW_GetOwnerTaskId(DMW_MUTEX *pMutex);


extern STATUS DMW_InitMutex(DMW_MUTEX *pMutex, char *name);
extern STATUS DMW_LockMutex(DMW_MUTEX *pMutex);
extern STATUS DMW_LockMutexWait(DMW_MUTEX *pMutex, int timeout);
extern void DMW_UnlockMutex(DMW_MUTEX *pMutex);
extern void DMW_DeleteMutex(DMW_MUTEX *pMutex);

extern void DMW_RegisterMutexSymbols(void);

#endif /* __DMW_MUTEX_H__ */

/*************************************************************************
  Revision history:

	1.1  2005/03/22  DMW_DeleteMutex add
	1.0  2005/03/00  version control start

**********************************************************************/