1#ifndef _PPC64_FCNTL_H
2#define _PPC64_FCNTL_H
3
4/*
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version
8 * 2 of the License, or (at your option) any later version.
9 */
10
11/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
12   located on an ext2 file system */
13#define O_ACCMODE	   0003
14#define O_RDONLY	     00
15#define O_WRONLY	     01
16#define O_RDWR		     02
17#define O_CREAT		   0100	/* not fcntl */
18#define O_EXCL		   0200	/* not fcntl */
19#define O_NOCTTY	   0400	/* not fcntl */
20#define O_TRUNC		  01000	/* not fcntl */
21#define O_APPEND	  02000
22#define O_NONBLOCK	  04000
23#define O_NDELAY	O_NONBLOCK
24#define O_SYNC		 010000
25#define FASYNC		 020000	/* fcntl, for BSD compatibility */
26#define O_DIRECTORY      040000	/* must be a directory */
27#define O_NOFOLLOW      0100000	/* don't follow links */
28#define O_LARGEFILE     0200000
29#define O_DIRECT	0400000	/* direct disk access hint */
30
31#define F_DUPFD		0	/* dup */
32#define F_GETFD		1	/* get close_on_exec */
33#define F_SETFD		2	/* set/clear close_on_exec */
34#define F_GETFL		3	/* get file->f_flags */
35#define F_SETFL		4	/* set file->f_flags */
36#define F_GETLK		5
37#define F_SETLK		6
38#define F_SETLKW	7
39
40#define F_SETOWN	8	/*  for sockets. */
41#define F_GETOWN	9	/*  for sockets. */
42#define F_SETSIG	10	/*  for sockets. */
43#define F_GETSIG	11	/*  for sockets. */
44
45#define F_GETLK64	12	/*  using 'struct flock64' */
46#define F_SETLK64	13
47#define F_SETLKW64	14
48
49/* for F_[GET|SET]FL */
50#define FD_CLOEXEC	1	/* actually anything with low bit set goes */
51
52/* for posix fcntl() and lockf() */
53#define F_RDLCK		0
54#define F_WRLCK		1
55#define F_UNLCK		2
56
57/* for old implementation of bsd flock () */
58#define F_EXLCK		4	/* or 3 */
59#define F_SHLCK		8	/* or 4 */
60
61/* for leases */
62#define F_INPROGRESS	16
63
64/* operations for bsd flock(), also used by the kernel implementation */
65#define LOCK_SH		1	/* shared lock */
66#define LOCK_EX		2	/* exclusive lock */
67#define LOCK_NB		4	/* or'd with one of the above to prevent
68				   blocking */
69#define LOCK_UN		8	/* remove lock */
70
71#define LOCK_MAND	32	/* This is a mandatory flock */
72#define LOCK_READ	64	/* ... Which allows concurrent read operations */
73#define LOCK_WRITE	128	/* ... Which allows concurrent write operations */
74#define LOCK_RW		192	/* ... Which allows concurrent read & write ops */
75
76#ifdef __KERNEL__
77#define F_POSIX		1
78#define F_FLOCK		2
79#define F_BROKEN	4	/* broken flock() emulation */
80#endif /* __KERNEL__ */
81
82struct flock {
83	short l_type;
84	short l_whence;
85	off_t l_start;
86	off_t l_len;
87	pid_t l_pid;
88};
89
90struct flock64 {
91	short  l_type;
92	short  l_whence;
93	loff_t l_start;
94	loff_t l_len;
95	pid_t  l_pid;
96};
97
98#define F_LINUX_SPECIFIC_BASE	1024
99#endif /* _PPC64_FCNTL_H */
100