#ifndef _NT_IPC_H_

#define _NT_IPC_H_

#include "nt_abi.h"

#include "nt_object.h"

/* friendly ipc guids */

#define NT_IPC_GUID_SEMCTL		{0xe47c05df,0x5f5c,0x4762,{0xa2,0x79,0xd2,0x82,0xf5,0x39,0xea,0xdf}}

#define NT_IPC_GUID_SEMKEY		{0xc6e442c3,0x2ac5,0x4d1d,{0x92,0xf3,0x6e,0x10,0xc6,0x1f,0x53,0x79}}

#define NT_IPC_GUID_SEMPID		{0x571ac9bb,0x22eb,0x43f2,{0x8d,0xd6,0x64,0x39,0x49,0xa6,0xe9,0x1f}}

/* friendly ipc object directory prefixes */

#define NT_IPC_OBJDIR_PREFIX_SEMCTL	{'s','e','m','c','t','l'}

#define NT_IPC_OBJDIR_PREFIX_SEMKEY	{'s','e','m','k','e','y'}

#define NT_IPC_OBJDIR_PREFIX_SEMPID	{'s','e','m','p','i','d'}

/* ipc commands */

#define NT_IPC_CMD_RMID			(0)

#define NT_IPC_CMD_SET 			(1)

#define NT_IPC_CMD_STAT			(2)

#define NT_IPC_CMD_INFO			(3)

/* ipc special keys */

#define NT_IPC_KEY_PRIVATE		(0)

/* ipc extension interfaces */

typedef int32_t __stdcall	ntapi_ipc_create_pipe(

	__out		void **		hpipe_read,

	__out		void **		hpipe_write,

	__in		uint32_t	advisory_buffer_size);

typedef int32_t __stdcall	ntapi_ipc_connect_by_attr(

	__out	void **			hport,

	__in	nt_port_attr *		attr);

typedef int32_t __stdcall	ntapi_ipc_connect_by_name(

	__out	void **			hport,

	__in	nt_port_name *		name);

typedef int32_t __stdcall	ntapi_ipc_connect_by_symlink(

	__out	void **			hport,

	__in	void *			hsymlink);

typedef int32_t __stdcall	ntapi_ipc_connect_by_port(

	__in	void *			hconn,

	__in	nt_port_attr *		attr);

typedef int32_t __stdcall	ntapi_ipc_connect_section_by_attr(

	__out	void **			hport,

	__in	nt_port_attr *		attr,

	__out	void **			hsection,

	__out	void **			section_addr,

	__out	size_t *		section_size);

typedef int32_t __stdcall	ntapi_ipc_connect_section_by_name(

	__out	void **			hport,

	__in	nt_port_name *		name,

	__out	void **			hsection,

	__out	void **			section_addr,

	__out	size_t *		section_size);

typedef int32_t __stdcall	ntapi_ipc_connect_section_by_symlink(

	__out	void **			hport,

	__in	void *			hsymlink,

	__out	void **			hsection,

	__out	void **			section_addr,

	__out	size_t *		section_size);

typedef int32_t __stdcall	ntapi_ipc_connect_section_by_port(

	__in	void *			hconn,

	__in	nt_port_attr *		attr,

	__out	void **			hsection,

	__out	void **			section_addr,

	__out	size_t *		section_size);

typedef int32_t __stdcall	ntapi_ipc_get_port_by_attr(

	__out	void **			hport,

	__in	nt_port_attr *		attr);

typedef int32_t __stdcall	ntapi_ipc_get_port_section_by_attr(

	__out	void **			hport,

	__in	nt_port_attr *		attr,

	__out	void **			hsection,

	__out	void **			section_addr,

	__out	size_t *		section_size);

typedef int32_t __stdcall	ntapi_ipc_init_section_by_port(

	__in	void *			hconn,

	__out	void **			hsection,

	__out	void **			section_addr,

	__out	size_t *		section_size);

typedef int32_t __stdcall	ntapi_ipc_disconnect_unmap_section_by_port(

	__in	void *			hconn);

#endif