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 2009 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 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(__STDC__) 485 486 #if !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2) || \ 487 defined(_XPG4_2) || defined(__EXTENSIONS__) 488 extern int fchmod(int, mode_t); 489 #endif /* !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2)... */ 490 491 extern int chmod(const char *, mode_t); 492 extern int mkdir(const char *, mode_t); 493 extern int mkfifo(const char *, mode_t); 494 extern mode_t umask(mode_t); 495 496 /* transitional large file interfaces */ 497 #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ 498 !defined(__PRAGMA_REDEFINE_EXTNAME)) 499 extern int fstat64(int, struct stat64 *); 500 extern int stat64(const char *_RESTRICT_KYWD, struct stat64 *_RESTRICT_KYWD); 501 extern int lstat64(const char *_RESTRICT_KYWD, struct stat64 *_RESTRICT_KYWD); 502 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) || \ 503 defined(_ATFILE_SOURCE) 504 extern int fstatat64(int, const char *, struct stat64 *, int); 505 #endif /* defined (_ATFILE_SOURCE) */ 506 #endif 507 508 #if defined(__EXTENSIONS__) || \ 509 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) 510 /* || defined(_XPG7) */ 511 extern int futimens(int, const struct timespec[2]); 512 extern int utimensat(int, const char *, const struct timespec[2], int); 513 #endif /* defined(__EXTENSIONS__) ... */ 514 515 #else /* !__STDC__ */ 516 517 #if !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2) || \ 518 defined(_XPG4_2) || defined(__EXTENSIONS__) 519 extern int fchmod(); 520 #endif /* !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2)... */ 521 522 extern int chmod(); 523 extern int mkdir(); 524 extern int mkfifo(); 525 extern mode_t umask(); 526 527 /* transitional large file interfaces */ 528 #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ 529 !defined(__PRAGMA_REDEFINE_EXTNAME)) 530 extern int fstat64(); 531 extern int stat64(); 532 extern int lstat64(); 533 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) || \ 534 defined(_ATFILE_SOURCE) 535 extern int fstatat64(); 536 #endif /* defined (_ATFILE_SOURCE) */ 537 #endif 538 539 #if defined(__EXTENSIONS__) || \ 540 (!defined(_STRICT_STDC) && !defined(__XOPEN_OR_POSIX)) 541 /* || defined(_XPG7) */ 542 extern int futimens(); 543 extern int utimensat(); 544 #endif /* defined(__EXTENSIONS__) ... */ 545 546 #endif /* defined(__STDC__) */ 547 548 #include <sys/stat_impl.h> 549 550 #endif /* !defined(_KERNEL) */ 551 552 #ifdef __cplusplus 553 } 554 #endif 555 556 #endif /* _SYS_STAT_H */ 557