1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 /*
23 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
24 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
25 */
26
27 /* Copyright (c) 1990, 1991 UNIX System Laboratories, Inc. */
28 /* Copyright (c) 1984, 1986, 1987, 1988, 1989, 1990 AT&T */
29 /* All Rights Reserved */
30
31 #ifndef _SYS_STAT_H
32 #define _SYS_STAT_H
33
34 #include <sys/feature_tests.h>
35 #include <sys/types.h>
36
37 #ifdef __cplusplus
38 extern "C" {
39 #endif
40
41 /*
42 * The implementation specific header <sys/time_impl.h> includes a
43 * definition for timestruc_t needed by the stat structure. However,
44 * including either <time.h>, which includes <sys/time_impl.h>, or
45 * including <sys/time_impl.h> directly will break both X/Open and
46 * POSIX namespace. Preceeding tag, structure, and structure member
47 * names with underscores eliminates the namespace breakage and at the
48 * same time, with unique type names, eliminates the possibility of
49 * timespec_t or timestruct_t naming conflicts that could otherwise
50 * result based on the order of inclusion of <sys/stat.h> and
51 * <sys/time.h>. The header <sys/time_std_impl.h> contains the
52 * standards namespace safe versions of these definitions.
53 */
54 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
55 #include <sys/time_impl.h>
56 #else
57 #include <sys/time_std_impl.h>
58 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
59
60 #define _ST_FSTYPSZ 16 /* array size for file system type name */
61
62 /*
63 * stat structure, used by stat(2) and fstat(2)
64 */
65
66 #if defined(_KERNEL)
67
68 /* Expanded stat structure */
69
70 #if defined(_LP64)
71
72 struct stat {
73 dev_t st_dev;
74 ino_t st_ino;
75 mode_t st_mode;
76 nlink_t st_nlink;
77 uid_t st_uid;
78 gid_t st_gid;
79 dev_t st_rdev;
80 off_t st_size;
81 timestruc_t st_atim;
82 timestruc_t st_mtim;
83 timestruc_t st_ctim;
84 blksize_t st_blksize;
85 blkcnt_t st_blocks;
86 char st_fstype[_ST_FSTYPSZ];
87 };
88
89 struct stat64 {
90 dev_t st_dev;
91 ino_t st_ino;
92 mode_t st_mode;
93 nlink_t st_nlink;
94 uid_t st_uid;
95 gid_t st_gid;
96 dev_t st_rdev;
97 off_t st_size;
98 timestruc_t st_atim;
99 timestruc_t st_mtim;
100 timestruc_t st_ctim;
101 blksize_t st_blksize;
102 blkcnt_t st_blocks;
103 char st_fstype[_ST_FSTYPSZ];
104 };
105
106 #else /* _LP64 */
107
108 struct stat {
109 dev_t st_dev;
110 long st_pad1[3]; /* reserve for dev expansion, */
111 /* sysid definition */
112 ino_t st_ino;
113 mode_t st_mode;
114 nlink_t st_nlink;
115 uid_t st_uid;
116 gid_t st_gid;
117 dev_t st_rdev;
118 long st_pad2[2];
119 off_t st_size;
120 long st_pad3; /* pad for future off_t expansion */
121 timestruc_t st_atim;
122 timestruc_t st_mtim;
123 timestruc_t st_ctim;
124 blksize_t st_blksize;
125 blkcnt_t st_blocks;
126 char st_fstype[_ST_FSTYPSZ];
127 long st_pad4[8]; /* expansion area */
128 };
129
130 struct stat64 {
131 dev_t st_dev;
132 long st_pad1[3]; /* reserve for dev expansion, */
133 /* sysid definition */
134 ino64_t st_ino;
135 mode_t st_mode;
136 nlink_t st_nlink;
137 uid_t st_uid;
138 gid_t st_gid;
139 dev_t st_rdev;
140 long st_pad2[2];
141 off64_t st_size; /* large file support */
142 timestruc_t st_atim;
143 timestruc_t st_mtim;
144 timestruc_t st_ctim;
145 blksize_t st_blksize;
146 blkcnt64_t st_blocks; /* large file support */
147 char st_fstype[_ST_FSTYPSZ];
148 long st_pad4[8]; /* expansion area */
149 };
150
151 #endif /* _LP64 */
152
153 #else /* !defined(_KERNEL) */
154
155 /*
156 * large file compilation environment setup
157 */
158 #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
159 #ifdef __PRAGMA_REDEFINE_EXTNAME
160 #pragma redefine_extname fstat fstat64
161 #pragma redefine_extname stat stat64
162 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) || \
163 defined(_ATFILE_SOURCE)
164 #pragma redefine_extname fstatat fstatat64
165 #endif /* defined (_ATFILE_SOURCE) */
166
167 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG_2) || defined(__EXTENSIONS__)
168 #pragma redefine_extname lstat lstat64
169 #endif
170 #else /* __PRAGMA_REDEFINE_EXTNAME */
171 #define fstat fstat64
172 #define stat stat64
173 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) || \
174 defined(_ATFILE_SOURCE)
175 #define fstatat fstatat64
176 #endif /* defined (_ATFILE_SOURCE) */
177 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG_2) || defined(__EXTENSIONS__)
178 #define lstat lstat64
179 #endif
180 #endif /* __PRAGMA_REDEFINE_EXTNAME */
181 #endif /* !_LP64 && _FILE_OFFSET_BITS == 64 */
182
183 /*
184 * In the LP64 compilation environment, map large file interfaces
185 * back to native versions where possible.
186 */
187 #if defined(_LP64) && defined(_LARGEFILE64_SOURCE)
188 #ifdef __PRAGMA_REDEFINE_EXTNAME
189 #pragma redefine_extname fstat64 fstat
190 #pragma redefine_extname stat64 stat
191 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) || \
192 defined(_ATFILE_SOURCE)
193 #pragma redefine_extname fstatat64 fstatat
194 #endif /* defined (_ATFILE_SOURCE) */
195 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG_2) || defined(__EXTENSIONS__)
196 #pragma redefine_extname lstat64 lstat
197 #endif
198 #else /* __PRAGMA_REDEFINE_EXTNAME */
199 #define fstat64 fstat
200 #define stat64 stat
201 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) || \
202 defined(_ATFILE_SOURCE)
203 #define fstatat64 fstatat
204 #endif /* defined (_ATFILE_SOURCE) */
205 #if !defined(__XOPEN_OR_POSIX) || defined(_XPG_2) || defined(__EXTENSIONS__)
206 #define lstat64 lstat
207 #endif
208 #endif /* __PRAGMA_REDEFINE_EXTNAME */
209 #endif /* _LP64 && _LARGEFILE64_SOURCE */
210
211 /*
212 * User level stat structure definitions.
213 */
214
215 #if defined(_LP64)
216
217 struct stat {
218 dev_t st_dev;
219 ino_t st_ino;
220 mode_t st_mode;
221 nlink_t st_nlink;
222 uid_t st_uid;
223 gid_t st_gid;
224 dev_t st_rdev;
225 off_t st_size;
226 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
227 timestruc_t st_atim;
228 timestruc_t st_mtim;
229 timestruc_t st_ctim;
230 #else
231 _timestruc_t st_atim;
232 _timestruc_t st_mtim;
233 _timestruc_t st_ctim;
234 #endif
235 blksize_t st_blksize;
236 blkcnt_t st_blocks;
237 char st_fstype[_ST_FSTYPSZ];
238 };
239
240 #else /* _LP64 */
241
242 struct stat {
243 dev_t st_dev;
244 long st_pad1[3]; /* reserved for network id */
245 ino_t st_ino;
246 mode_t st_mode;
247 nlink_t st_nlink;
248 uid_t st_uid;
249 gid_t st_gid;
250 dev_t st_rdev;
251 long st_pad2[2];
252 off_t st_size;
253 #if _FILE_OFFSET_BITS != 64
254 long st_pad3; /* future off_t expansion */
255 #endif
256 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
257 timestruc_t st_atim;
258 timestruc_t st_mtim;
259 timestruc_t st_ctim;
260 #else
261 _timestruc_t st_atim;
262 _timestruc_t st_mtim;
263 _timestruc_t st_ctim;
264 #endif
265 blksize_t st_blksize;
266 blkcnt_t st_blocks;
267 char st_fstype[_ST_FSTYPSZ];
268 long st_pad4[8]; /* expansion area */
269 };
270
271 #endif /* _LP64 */
272
273 /* transitional large file interface version */
274 #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
275 !defined(__PRAGMA_REDEFINE_EXTNAME))
276 #if defined(_LP64)
277
278 struct stat64 {
279 dev_t st_dev;
280 ino_t st_ino;
281 mode_t st_mode;
282 nlink_t st_nlink;
283 uid_t st_uid;
284 gid_t st_gid;
285 dev_t st_rdev;
286 off_t st_size;
287 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
288 timestruc_t st_atim;
289 timestruc_t st_mtim;
290 timestruc_t st_ctim;
291 #else
292 _timestruc_t st_atim;
293 _timestruc_t st_mtim;
294 _timestruc_t st_ctim;
295 #endif
296 blksize_t st_blksize;
297 blkcnt_t st_blocks;
298 char st_fstype[_ST_FSTYPSZ];
299 };
300
301 #else /* _LP64 */
302
303 struct stat64 {
304 dev_t st_dev;
305 long st_pad1[3]; /* reserved for network id */
306 ino64_t st_ino;
307 mode_t st_mode;
308 nlink_t st_nlink;
309 uid_t st_uid;
310 gid_t st_gid;
311 dev_t st_rdev;
312 long st_pad2[2];
313 off64_t st_size;
314 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
315 timestruc_t st_atim;
316 timestruc_t st_mtim;
317 timestruc_t st_ctim;
318 #else
319 _timestruc_t st_atim;
320 _timestruc_t st_mtim;
321 _timestruc_t st_ctim;
322 #endif
323 blksize_t st_blksize;
324 blkcnt64_t st_blocks;
325 char st_fstype[_ST_FSTYPSZ];
326 long st_pad4[8]; /* expansion area */
327 };
328
329 #endif /* _LP64 */
330 #endif
331
332 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
333 #define st_atime st_atim.tv_sec
334 #define st_mtime st_mtim.tv_sec
335 #define st_ctime st_ctim.tv_sec
336 #else
337 #define st_atime st_atim.__tv_sec
338 #define st_mtime st_mtim.__tv_sec
339 #define st_ctime st_ctim.__tv_sec
340 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
341
342 #endif /* end defined(_KERNEL) */
343
344 #if defined(_SYSCALL32)
345
346 /*
347 * Kernel's view of user ILP32 stat and stat64 structures
348 */
349
350 struct stat32 {
351 dev32_t st_dev;
352 int32_t st_pad1[3];
353 ino32_t st_ino;
354 mode32_t st_mode;
355 nlink32_t st_nlink;
356 uid32_t st_uid;
357 gid32_t st_gid;
358 dev32_t st_rdev;
359 int32_t st_pad2[2];
360 off32_t st_size;
361 int32_t st_pad3;
362 timestruc32_t st_atim;
363 timestruc32_t st_mtim;
364 timestruc32_t st_ctim;
365 int32_t st_blksize;
366 blkcnt32_t st_blocks;
367 char st_fstype[_ST_FSTYPSZ];
368 int32_t st_pad4[8];
369 };
370
371 #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4
372 #pragma pack(4)
373 #endif
374
375 struct stat64_32 {
376 dev32_t st_dev;
377 int32_t st_pad1[3];
378 ino64_t st_ino;
379 mode32_t st_mode;
380 nlink32_t st_nlink;
381 uid32_t st_uid;
382 gid32_t st_gid;
383 dev32_t st_rdev;
384 int32_t st_pad2[2];
385 off64_t st_size;
386 timestruc32_t st_atim;
387 timestruc32_t st_mtim;
388 timestruc32_t st_ctim;
389 int32_t st_blksize;
390 blkcnt64_t st_blocks;
391 char st_fstype[_ST_FSTYPSZ];
392 int32_t st_pad4[8];
393 };
394
395 #if _LONG_LONG_ALIGNMENT == 8 && _LONG_LONG_ALIGNMENT_32 == 4
396 #pragma pack()
397 #endif
398
399 #endif /* _SYSCALL32 */
400
401 /* MODE MASKS */
402
403 /* de facto standard definitions */
404
405 #define S_IFMT 0xF000 /* type of file */
406 #define S_IAMB 0x1FF /* access mode bits */
407 #define S_IFIFO 0x1000 /* fifo */
408 #define S_IFCHR 0x2000 /* character special */
409 #define S_IFDIR 0x4000 /* directory */
410 /* XENIX definitions are not relevant to Solaris */
411 #define S_IFNAM 0x5000 /* XENIX special named file */
412 #define S_INSEM 0x1 /* XENIX semaphore subtype of IFNAM */
413 #define S_INSHD 0x2 /* XENIX shared data subtype of IFNAM */
414 #define S_IFBLK 0x6000 /* block special */
415 #define S_IFREG 0x8000 /* regular */
416 #define S_IFLNK 0xA000 /* symbolic link */
417 #define S_IFSOCK 0xC000 /* socket */
418 #define S_IFDOOR 0xD000 /* door */
419 #define S_IFPORT 0xE000 /* event port */
420 #define S_ISUID 0x800 /* set user id on execution */
421 #define S_ISGID 0x400 /* set group id on execution */
422 #define S_ISVTX 0x200 /* save swapped text even after use */
423 #define S_IREAD 00400 /* read permission, owner */
424 #define S_IWRITE 00200 /* write permission, owner */
425 #define S_IEXEC 00100 /* execute/search permission, owner */
426 #define S_ENFMT S_ISGID /* record locking enforcement flag */
427
428 /* the following macros are for POSIX conformance */
429
430 #define S_IRWXU 00700 /* read, write, execute: owner */
431 #define S_IRUSR 00400 /* read permission: owner */
432 #define S_IWUSR 00200 /* write permission: owner */
433 #define S_IXUSR 00100 /* execute permission: owner */
434 #define S_IRWXG 00070 /* read, write, execute: group */
435 #define S_IRGRP 00040 /* read permission: group */
436 #define S_IWGRP 00020 /* write permission: group */
437 #define S_IXGRP 00010 /* execute permission: group */
438 #define S_IRWXO 00007 /* read, write, execute: other */
439 #define S_IROTH 00004 /* read permission: other */
440 #define S_IWOTH 00002 /* write permission: other */
441 #define S_IXOTH 00001 /* execute permission: other */
442
443
444 #define S_ISFIFO(mode) (((mode)&0xF000) == 0x1000)
445 #define S_ISCHR(mode) (((mode)&0xF000) == 0x2000)
446 #define S_ISDIR(mode) (((mode)&0xF000) == 0x4000)
447 #define S_ISBLK(mode) (((mode)&0xF000) == 0x6000)
448 #define S_ISREG(mode) (((mode)&0xF000) == 0x8000)
449 #define S_ISLNK(mode) (((mode)&0xF000) == 0xa000)
450 #define S_ISSOCK(mode) (((mode)&0xF000) == 0xc000)
451 #define S_ISDOOR(mode) (((mode)&0xF000) == 0xd000)
452 #define S_ISPORT(mode) (((mode)&0xF000) == 0xe000)
453
454 /* POSIX.4 macros */
455 #define S_TYPEISMQ(_buf) (0)
456 #define S_TYPEISSEM(_buf) (0)
457 #define S_TYPEISSHM(_buf) (0)
458
459 #if defined(__i386) || (defined(__i386_COMPAT) && defined(_KERNEL))
460
461 /*
462 * A version number is included in the x86 SVR4 stat and mknod interfaces
463 * so that SVR4 binaries can be supported. An LP64 kernel that supports
464 * the i386 ABI need to be aware of this too.
465 */
466
467 #define _R3_MKNOD_VER 1 /* SVR3.0 mknod */
468 #define _MKNOD_VER 2 /* current version of mknod */
469 #define _R3_STAT_VER 1 /* SVR3.0 stat */
470 #define _STAT_VER 2 /* current version of stat */
471
472 #endif /* __i386 || (__i386_COMPAT && _KERNEL) */
473
474 #if defined(__EXTENSIONS__) || \
475 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX))
476 /* || defined(_XPG7) */
477 /* for use with futimens() and utimensat() */
478 #define UTIME_NOW -1L
479 #define UTIME_OMIT -2L
480 #endif /* defined(__EXTENSIONS__) ... */
481
482 #if !defined(_KERNEL) || defined(_BOOT)
483
484 #if !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2) || \
485 defined(_XPG4_2) || defined(__EXTENSIONS__)
486 extern int fchmod(int, mode_t);
487 #endif /* !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2)... */
488
489 extern int chmod(const char *, mode_t);
490 extern int mkdir(const char *, mode_t);
491 extern int mkfifo(const char *, mode_t);
492 extern mode_t umask(mode_t);
493
494 /* transitional large file interfaces */
495 #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
496 !defined(__PRAGMA_REDEFINE_EXTNAME))
497 extern int fstat64(int, struct stat64 *);
498 extern int stat64(const char *_RESTRICT_KYWD, struct stat64 *_RESTRICT_KYWD);
499 extern int lstat64(const char *_RESTRICT_KYWD, struct stat64 *_RESTRICT_KYWD);
500 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) || \
501 defined(_ATFILE_SOURCE)
502 extern int fstatat64(int, const char *, struct stat64 *, int);
503 #endif /* defined (_ATFILE_SOURCE) */
504 #endif
505
506 #if defined(__EXTENSIONS__) || defined(_ATFILE_SOURCE) || \
507 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX))
508 /* || defined(_XPG7) */
509 extern int mkdirat(int, const char *, mode_t);
510 extern int mkfifoat(int, const char *, mode_t);
511 extern int mknodat(int, const char *, mode_t, dev_t);
512 extern int fchmodat(int, const char *, mode_t, int);
513 extern int futimens(int, const struct timespec[2]);
514 extern int utimensat(int, const char *, const struct timespec[2], int);
515 #endif /* defined(__EXTENSIONS__) ... */
516
517 #include <sys/stat_impl.h>
518
519 #endif /* !defined(_KERNEL) */
520
521 #ifdef __cplusplus
522 }
523 #endif
524
525 #endif /* _SYS_STAT_H */