#ifndef _NT_SEM_H_

#define _NT_SEM_H_

#include "nt_abi.h"

#include "nt_object.h"

/* semaphore commands */

#define NT_SEM_CMD_GETPID		(11)

#define NT_SEM_CMD_GETVAL		(12)

#define NT_SEM_CMD_GETALL		(13)

#define NT_SEM_CMD_GETNCNT		(14)

#define NT_SEM_CMD_GETZCNT		(15)

#define NT_SEM_CMD_SETVAL		(16)

#define NT_SEM_CMD_SETALL		(17)

/* semaphore command flags */

#define NT_SEM_FLAG_NOWAIT		(0x0800)

#define NT_SEM_FLAG_UNDO		(0x1000)

/* semaphore info */

typedef struct __attr_ptr_size_aligned__ _nt_sem_info {

	void *		hport;

	void *		hprocess;

	void *		hthread;

	void *		section;

	void *		section_addr;

	size_t		section_size;

	void *		apc_routine;

	void *		apc_context;

	int32_t		semkey;

	int32_t		semslots;

	int32_t		semid;

	int32_t		semnum;

	int32_t		semcmd;

	int32_t		sempid;

	int32_t		semncnt;

	int32_t		semzcnt;

	int32_t		semval;

	int32_t		semadj;

	nt_filetime	semotime;

	nt_filetime	semctime;

	uint32_t	ipcuid;

	uint32_t	ipcgid;

	uint32_t	ipccuid;

	uint32_t	ipccgid;

	uint32_t	ipcmode;

	int32_t		ipcseq;

	uint32_t	ntaccess;

	uint32_t	ntattr;

	uint32_t	ntshare;

	uint32_t	ntoptions;

	nt_iosb *	riosb;

	void *		hevent[2];

} nt_sem_info;

/* semaphore operation */

typedef struct _nt_sem_op {

        uint16_t	semnum;

        int16_t		semop;

        int16_t		semflag;

} nt_sem_op;

#endif