/*-

  * 

  * Copyright (c) 1983, 1990, 1993

  *	The Regents of the University of California.  All rights reserved.

  * (c) UNIX System Laboratories, Inc.

  * All or some portions of this file are derived from material licensed

  * to the University of California by American Telephone and Telegraph

  * Co. or Unix System Laboratories, Inc. and are reproduced herein with

  * the permission of UNIX System Laboratories, Inc.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions

  * are met:

  * 1. Redistributions of source code must retain the above copyright

  *    notice, this list of conditions and the following disclaimer.

  * 2. Redistributions in binary form must reproduce the above copyright

  *    notice, this list of conditions and the following disclaimer in the

  *    documentation and/or other materials provided with the distribution.

  * 4. Neither the name of the University nor the names of its contributors

  *    may be used to endorse or promote products derived from this software

  *    without specific prior written permission.

  *

  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND

  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE

  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

  * SUCH DAMAGE.

  * * © * Portions Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.

  *

  *	@(#)fcntl.h	8.3 (Berkeley) 1/21/94

  * $FreeBSD: src/sys/sys/fcntl.h,v 1.16 2004/04/07 04:19:49 imp Exp $

  */

 #ifndef _SYS_FCNTL_H_

 #define	_SYS_FCNTL_H_

 /*

  * This file includes the definitions for open and fcntl

  * described by POSIX for <fcntl.h>; it also includes

  * related kernel definitions.

  */

 #include <sys/cdefs.h>

 #include <sys/_types.h>

 #ifndef _MODE_T_DECLARED

 typedef	__mode_t	mode_t;

 #define	_MODE_T_DECLARED

 #endif

 #ifndef _OFF_T_DECLARED

 typedef	__off_t		off_t;

 #if defined(SYMBIAN_OE_LARGE_FILE_SUPPORT) && !defined(SYMBIAN_OE_NO_LFS)

 typedef	__off_t		off64_t;

 #endif /* SYMBIAN_OE_LARGE_FILE_SUPPORT && !SYMBIAN_OE_NO_LFS */

 #define	_OFF_T_DECLARED

 #endif

 #ifndef _PID_T_DECLARED

 typedef	__pid_t		pid_t;

 #define	_PID_T_DECLARED

 #endif

 /*

  * File status flags: these are used by open(2), fcntl(2).

  * They are also used (indirectly) in the kernel file structure f_flags,

  * which is a superset of the open/fcntl flags.  Open flags and f_flags

  * are inter-convertible using OFLAGS(fflags) and FFLAGS(oflags).

  * Open/fcntl flags begin with O_; kernel-internal flags begin with F.

  */

 /* open-only flags */

 #define	O_RDONLY	0x0000		/* open for reading only */

 #define	O_WRONLY	0x0001		/* open for writing only */

 #define	O_RDWR		0x0002		/* open for reading and writing */

 #define	O_ACCMODE	0x0003		/* mask for above modes */

 #if defined(SYMBIAN_OE_LARGE_FILE_SUPPORT) && !defined(SYMBIAN_OE_NO_LFS)

 #define O_LARGEFILE 0x0004

 #endif /* SYMBIAN_OE_LARGE_FILE_SUPPORT && !SYMBIAN_OE_NO_LFS */

 /*

  * Kernel encoding of open mode; separate read and write bits that are

  * independently testable: 1 greater than the above.

  *

  * XXX

  * FREAD and FWRITE are excluded from the #ifdef _KERNEL so that TIOCFLUSH,

  * which was documented to use FREAD/FWRITE, continues to work.

  */

 #if __BSD_VISIBLE

 #define	FREAD		0x0001

 #define	FWRITE		0x0002

 #endif

 #define	O_NONBLOCK	0x0004		/* no delay */

 #define	O_APPEND	0x0008		/* set append mode */

 #if __BSD_VISIBLE

 #define	O_SHLOCK	0x0010		/* open with shared file lock */

 #define	O_EXLOCK	0x0020		/* open with exclusive file lock */

 #define	O_ASYNC		0x0040		/* signal pgrp when data ready */

 #define	O_FSYNC		0x0080		/* synchronous writes */

 #endif

 #define	O_SYNC		0x0080		/* POSIX synonym for O_FSYNC */

 #if __BSD_VISIBLE

 #define	O_NOFOLLOW	0x0100		/* don't follow symlinks */

 #endif

 #define	O_CREAT		0x0200		/* create if nonexistent */

 #define	O_TRUNC		0x0400		/* truncate to zero length */

 #define	O_EXCL		0x0800		/* error if already exists */

 #ifdef _KERNEL

 #define	FHASLOCK	0x4000		/* descriptor holds advisory lock */

 #endif

 /* Defined by POSIX 1003.1; BSD default, but must be distinct from O_RDONLY. */

 #define	O_NOCTTY	0x8000		/* don't assign controlling terminal */

 #if __BSD_VISIBLE

 /* Attempt to bypass buffer cache */

 #define O_DIRECT	0x00010000

 #endif

 //Copied from MRT1.0 fcntl.h header

 #define _FBUFFERED  0x10000 /* buffer at the interface to the file system */

 #define _FBINARY        0x10000

 #define _FTEXT          0x20000

 #define O_BINARY	_FBINARY

 #define O_TEXT		_FTEXT

 #define O_BUFFERED  _FBUFFERED

 /*

  * XXX missing O_DSYNC, O_RSYNC.

  */

 #ifdef _KERNEL

 /* convert from open() flags to/from fflags; convert O_RD/WR to FREAD/FWRITE */

 #define	FFLAGS(oflags)	((oflags) + 1)

 #define	OFLAGS(fflags)	((fflags) - 1)

 /* bits to save after open */

 #define	FMASK		(FREAD|FWRITE|FAPPEND|FASYNC|FFSYNC|FNONBLOCK|O_DIRECT)

 /* bits settable by fcntl(F_SETFL, ...) */

 #define	FCNTLFLAGS	(FAPPEND|FASYNC|FFSYNC|FNONBLOCK|FPOSIXSHM|O_DIRECT)

 #endif

 /*

  * The O_* flags used to have only F* names, which were used in the kernel

  * and by fcntl.  We retain the F* names for the kernel f_flag field

  * and for backward compatibility for fcntl.  These flags are deprecated.

  */

 #if __BSD_VISIBLE

 #define	FAPPEND		O_APPEND	/* kernel/compat */

 #define	FASYNC		O_ASYNC		/* kernel/compat */

 #define	FFSYNC		O_FSYNC		/* kernel */

 #define	FNONBLOCK	O_NONBLOCK	/* kernel */

 #define	FNDELAY		O_NONBLOCK	/* compat */

 #define	O_NDELAY	O_NONBLOCK	/* compat */

 #endif

 /*

  * We are out of bits in f_flag (which is a short).  However,

  * the flag bits not set in FMASK are only meaningful in the

  * initial open syscall.  Those bits can thus be given a

  * different meaning for fcntl(2).

  */

 #if __BSD_VISIBLE

 /*

  * Set by shm_open(3) to get automatic MAP_ASYNC behavior

  * for POSIX shared memory objects (which are otherwise

  * implemented as plain files).

  */

 #define	FPOSIXSHM	O_NOFOLLOW

 #endif

 /*SYMBIAN Flag for tmpfile removal*/

 #ifdef __SYMBIAN32__

 #define O_TMPFILE 	0x10000000		/* flag for cleanup of tmpfiles*/

 #endif //__SYMBIAN32__

 /*SYMBIAN Flag for shm_open()*/

 #ifdef __SYMBIAN32__

 #define O_SHMFLG 	0x01000000		/* flag for shm_open()*/

 #endif //__SYMBIAN32__

 /*

  * Constants used for fcntl(2)

  */

 /* command values */

 #define	F_DUPFD		0		/* duplicate file descriptor */

 #define	F_GETFD		1		/* get file descriptor flags */

 #define	F_SETFD		2		/* set file descriptor flags */

 #define	F_GETFL		3		/* get file status flags */

 #define	F_SETFL		4		/* set file status flags */

 #if __BSD_VISIBLE || __XSI_VISIBLE || __POSIX_VISIBLE >= 200112

 #define	F_GETOWN	5		/* get SIGIO/SIGURG proc/pgrp */

 #define F_SETOWN	6		/* set SIGIO/SIGURG proc/pgrp */

 #endif

 #define	F_GETLK		7		/* get record locking information */

 #define	F_SETLK		8		/* set record locking information */

 #define	F_SETLKW	9		/* F_SETLK; wait if blocked */

 #if defined(SYMBIAN_OE_LARGE_FILE_SUPPORT) && !defined(SYMBIAN_OE_NO_LFS)

 #define F_GETLK64	F_GETLK

 #define F_SETLK64	F_SETLK

 #define F_SETLKW64	F_SETLKW

 #endif /* SYMBIAN_OE_LARGE_FILE_SUPPORT && !SYMBIAN_OE_NO_LFS */

 /* file descriptor flags (F_GETFD, F_SETFD) */

 #define	FD_CLOEXEC	1		/* close-on-exec flag */

 /* record locking flags (F_GETLK, F_SETLK, F_SETLKW) */

 #define	F_RDLCK		1		/* shared or read lock */

 #define	F_UNLCK		2		/* unlock */

 #define	F_WRLCK		3		/* exclusive or write lock */

 #ifdef _KERNEL

 #define	F_WAIT		0x010		/* Wait until lock is granted */

 #define	F_FLOCK		0x020	 	/* Use flock(2) semantics for lock */

 #define	F_POSIX		0x040	 	/* Use POSIX semantics for lock */

 #endif

 /*

  * Advisory file segment locking data type -

  * information passed to system by user

  */

 struct flock {

 	off_t	l_start;	/* starting offset */

 	off_t	l_len;		/* len = 0 means until end of file */

 	pid_t	l_pid;		/* lock owner */

 	short	l_type;		/* lock type: read/write, etc. */

 	short	l_whence;	/* type of l_start */

 };

 #if defined(SYMBIAN_OE_LARGE_FILE_SUPPORT) && !defined(SYMBIAN_OE_NO_LFS)

 #define flock64	flock

 #endif /* SYMBIAN_OE_LARGE_FILE_SUPPORT && !SYMBIAN_OE_NO_LFS */

 #if __BSD_VISIBLE

 /* lock operations for flock(2) */

 #define	LOCK_SH		0x01		/* shared file lock */

 #define	LOCK_EX		0x02		/* exclusive file lock */

 #define	LOCK_NB		0x04		/* don't block when locking */

 #define	LOCK_UN		0x08		/* unlock file */

 #endif

 /*

  * XXX missing posix_fadvise() and posix_fallocate(), and POSIX_FADV_* macros.

  */

 #ifndef _KERNEL

 __BEGIN_DECLS

 IMPORT_C int	open(const char *, int, ...);

 IMPORT_C int	creat(const char *, mode_t);

 IMPORT_C int	fcntl(int, int, ...);

 #if defined(SYMBIAN_OE_LARGE_FILE_SUPPORT) && !defined(SYMBIAN_OE_NO_LFS)

 #define open64	open

 #define creat64	creat

 #endif /* SYMBIAN_OE_LARGE_FILE_SUPPORT && !SYMBIAN_OE_NO_LFS */

 #if __BSD_VISIBLE

 int	flock(int, int);

 #endif

 __END_DECLS

 #endif

 #endif /* !_SYS_FCNTL_H_ */