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 9 extern "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 28 struct 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 36 int creat(const char *, mode_t); 37 int fcntl(int, int, ...); 38 int open(const char *, int, ...); 39 int openat(int, const char *, int, ...); 40 int posix_fadvise(int, off_t, off_t, int); 41 int 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 163 164 int 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 2 174 struct 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 */ 181 struct 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 */ 205 int fallocate(int, int, off_t, off_t); 206 #define fallocate64 fallocate 207 #endif 208 #ifdef __wasilibc_unmodified_upstream /* WASI has no name_to_handle_at */ 209 int name_to_handle_at(int, const char *, struct file_handle *, int *, int); 210 int open_by_handle_at(int, struct file_handle *, int); 211 #endif 212 #ifdef __wasilibc_unmodified_upstream /* WASI has no readahead */ 213 ssize_t readahead(int, off_t, size_t); 214 #endif 215 #ifdef __wasilibc_unmodified_upstream /* WASI has no splice, syc_file_range, or tee */ 216 int sync_file_range(int, off_t, off_t, unsigned); 217 ssize_t vmsplice(int, const struct iovec *, size_t, unsigned); 218 ssize_t splice(int, off_t *, int, off_t *, size_t, unsigned); 219 ssize_t tee(int, int, size_t, unsigned); 220 #endif 221 #define loff_t off_t 222 #endif 223 224 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE) 225 #ifdef __wasilibc_unmodified_upstream /* WASI has no POSIX file locking */ 226 #define F_GETLK64 F_GETLK 227 #define F_SETLK64 F_SETLK 228 #define F_SETLKW64 F_SETLKW 229 #define flock64 flock 230 #endif 231 #define open64 open 232 #define openat64 openat 233 #define creat64 creat 234 #ifdef __wasilibc_unmodified_upstream /* WASI has no POSIX file locking */ 235 #define lockf64 lockf 236 #endif 237 #define posix_fadvise64 posix_fadvise 238 #define posix_fallocate64 posix_fallocate 239 #define off64_t off_t 240 #endif 241 242 #ifdef __cplusplus 243 } 244 #endif 245 246 #endif 247