master
1#ifndef _FCNTL_H
2#define _FCNTL_H
3
4#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
5#else
6#include <__header_fcntl.h>
7#endif
8#ifdef __cplusplus
9extern "C" {
10#endif
11
12#include <features.h>
13
14#define __NEED_off_t
15#define __NEED_pid_t
16#define __NEED_mode_t
17
18#ifdef _GNU_SOURCE
19#define __NEED_size_t
20#define __NEED_ssize_t
21#define __NEED_struct_iovec
22#endif
23
24#include <bits/alltypes.h>
25
26#include <bits/fcntl.h>
27
28struct flock {
29 short l_type;
30 short l_whence;
31 off_t l_start;
32 off_t l_len;
33 pid_t l_pid;
34};
35
36int creat(const char *, mode_t);
37int fcntl(int, int, ...);
38int open(const char *, int, ...);
39int openat(int, const char *, int, ...);
40int posix_fadvise(int, off_t, off_t, int);
41int posix_fallocate(int, off_t, off_t);
42
43#ifdef __wasilibc_unmodified_upstream /* Use alternate WASI libc headers */
44#define O_SEARCH O_PATH
45#define O_EXEC O_PATH
46#define O_TTY_INIT 0
47
48#define O_ACCMODE (03|O_SEARCH)
49#define O_RDONLY 00
50#define O_WRONLY 01
51#define O_RDWR 02
52
53#define F_OFD_GETLK 36
54#define F_OFD_SETLK 37
55#define F_OFD_SETLKW 38
56
57#define F_DUPFD_CLOEXEC 1030
58
59#define F_RDLCK 0
60#define F_WRLCK 1
61#define F_UNLCK 2
62
63#define FD_CLOEXEC 1
64
65#define AT_FDCWD (-100)
66#define AT_SYMLINK_NOFOLLOW 0x100
67#define AT_REMOVEDIR 0x200
68#define AT_SYMLINK_FOLLOW 0x400
69#define AT_EACCESS 0x200
70
71#define POSIX_FADV_NORMAL 0
72#define POSIX_FADV_RANDOM 1
73#define POSIX_FADV_SEQUENTIAL 2
74#define POSIX_FADV_WILLNEED 3
75#ifndef POSIX_FADV_DONTNEED
76#define POSIX_FADV_DONTNEED 4
77#define POSIX_FADV_NOREUSE 5
78#endif
79
80#undef SEEK_SET
81#undef SEEK_CUR
82#undef SEEK_END
83#define SEEK_SET 0
84#define SEEK_CUR 1
85#define SEEK_END 2
86
87#ifndef S_IRUSR
88#define S_ISUID 04000
89#define S_ISGID 02000
90#define S_ISVTX 01000
91#define S_IRUSR 0400
92#define S_IWUSR 0200
93#define S_IXUSR 0100
94#define S_IRWXU 0700
95#define S_IRGRP 0040
96#define S_IWGRP 0020
97#define S_IXGRP 0010
98#define S_IRWXG 0070
99#define S_IROTH 0004
100#define S_IWOTH 0002
101#define S_IXOTH 0001
102#define S_IRWXO 0007
103#endif
104
105#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
106#define AT_NO_AUTOMOUNT 0x800
107#define AT_EMPTY_PATH 0x1000
108#define AT_STATX_SYNC_TYPE 0x6000
109#define AT_STATX_SYNC_AS_STAT 0x0000
110#define AT_STATX_FORCE_SYNC 0x2000
111#define AT_STATX_DONT_SYNC 0x4000
112#define AT_RECURSIVE 0x8000
113
114#define FAPPEND O_APPEND
115#define FFSYNC O_SYNC
116#define FASYNC O_ASYNC
117#define FNONBLOCK O_NONBLOCK
118#define FNDELAY O_NDELAY
119
120#define F_OK 0
121#define R_OK 4
122#define W_OK 2
123#define X_OK 1
124#define F_ULOCK 0
125#define F_LOCK 1
126#define F_TLOCK 2
127#define F_TEST 3
128
129#define F_SETLEASE 1024
130#define F_GETLEASE 1025
131#define F_NOTIFY 1026
132#define F_CANCELLK 1029
133#define F_SETPIPE_SZ 1031
134#define F_GETPIPE_SZ 1032
135#define F_ADD_SEALS 1033
136#define F_GET_SEALS 1034
137
138#define F_SEAL_SEAL 0x0001
139#define F_SEAL_SHRINK 0x0002
140#define F_SEAL_GROW 0x0004
141#define F_SEAL_WRITE 0x0008
142#define F_SEAL_FUTURE_WRITE 0x0010
143
144#define F_GET_RW_HINT 1035
145#define F_SET_RW_HINT 1036
146#define F_GET_FILE_RW_HINT 1037
147#define F_SET_FILE_RW_HINT 1038
148
149#define RWF_WRITE_LIFE_NOT_SET 0
150#define RWH_WRITE_LIFE_NONE 1
151#define RWH_WRITE_LIFE_SHORT 2
152#define RWH_WRITE_LIFE_MEDIUM 3
153#define RWH_WRITE_LIFE_LONG 4
154#define RWH_WRITE_LIFE_EXTREME 5
155
156#define DN_ACCESS 0x00000001
157#define DN_MODIFY 0x00000002
158#define DN_CREATE 0x00000004
159#define DN_DELETE 0x00000008
160#define DN_RENAME 0x00000010
161#define DN_ATTRIB 0x00000020
162#define DN_MULTISHOT 0x80000000
163
164int lockf(int, int, off_t);
165#endif
166#endif
167
168#if defined(_GNU_SOURCE)
169#ifdef __wasilibc_unmodified_upstream /* WASI has no name_to_handle_at */
170#define F_OWNER_TID 0
171#define F_OWNER_PID 1
172#define F_OWNER_PGRP 2
173#define F_OWNER_GID 2
174struct file_handle {
175 unsigned handle_bytes;
176 int handle_type;
177 unsigned char f_handle[];
178};
179#endif
180#ifdef __wasilibc_unmodified_upstream /* WASI has no F_GETOWN_EX */
181struct f_owner_ex {
182 int type;
183 pid_t pid;
184};
185#endif
186#ifdef __wasilibc_unmodified_upstream /* WASI has no fallocate */
187#define FALLOC_FL_KEEP_SIZE 1
188#define FALLOC_FL_PUNCH_HOLE 2
189#endif
190#ifdef __wasilibc_unmodified_upstream /* WASI has no name_to_handle_at */
191#define MAX_HANDLE_SZ 128
192#endif
193#ifdef __wasilibc_unmodified_upstream /* WASI has no syc_file_range */
194#define SYNC_FILE_RANGE_WAIT_BEFORE 1
195#define SYNC_FILE_RANGE_WRITE 2
196#define SYNC_FILE_RANGE_WAIT_AFTER 4
197#endif
198#ifdef __wasilibc_unmodified_upstream /* WASI has no splice */
199#define SPLICE_F_MOVE 1
200#define SPLICE_F_NONBLOCK 2
201#define SPLICE_F_MORE 4
202#define SPLICE_F_GIFT 8
203#endif
204#ifdef __wasilibc_unmodified_upstream /* WASI has no fallocate */
205int fallocate(int, int, off_t, off_t);
206#endif
207#ifdef __wasilibc_unmodified_upstream /* WASI has no name_to_handle_at */
208int name_to_handle_at(int, const char *, struct file_handle *, int *, int);
209int open_by_handle_at(int, struct file_handle *, int);
210#endif
211#ifdef __wasilibc_unmodified_upstream /* WASI has no readahead */
212ssize_t readahead(int, off_t, size_t);
213#endif
214#ifdef __wasilibc_unmodified_upstream /* WASI has no splice, syc_file_range, or tee */
215int sync_file_range(int, off_t, off_t, unsigned);
216ssize_t vmsplice(int, const struct iovec *, size_t, unsigned);
217ssize_t splice(int, off_t *, int, off_t *, size_t, unsigned);
218ssize_t tee(int, int, size_t, unsigned);
219#endif
220#define loff_t off_t
221#endif
222
223#if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
224#ifdef __wasilibc_unmodified_upstream /* WASI has no POSIX file locking */
225#define F_GETLK64 F_GETLK
226#define F_SETLK64 F_SETLK
227#define F_SETLKW64 F_SETLKW
228#define flock64 flock
229#endif
230#define open64 open
231#define openat64 openat
232#define creat64 creat
233#ifdef __wasilibc_unmodified_upstream /* WASI has no POSIX file locking */
234#define lockf64 lockf
235#endif
236#define posix_fadvise64 posix_fadvise
237#define posix_fallocate64 posix_fallocate
238#define off64_t off_t
239#ifdef __wasilibc_unmodified_upstream /* WASI has no fallocate */
240#if defined(_GNU_SOURCE)
241#define fallocate64 fallocate
242#endif
243#endif
244#endif
245
246#ifdef __cplusplus
247}
248#endif
249
250#endif