bsd/sys/stat.h

   1 /*
   2  * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28 /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
  29 /*-
  30  * Copyright (c) 1982, 1986, 1989, 1993
  31  *      The Regents of the University of California.  All rights reserved.
  32  * (c) UNIX System Laboratories, Inc.
  33  * All or some portions of this file are derived from material licensed
  34  * to the University of California by American Telephone and Telegraph
  35  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
  36  * the permission of UNIX System Laboratories, Inc.
  37  *
  38  * Redistribution and use in source and binary forms, with or without
  39  * modification, are permitted provided that the following conditions
  40  * are met:
  41  * 1. Redistributions of source code must retain the above copyright
  42  *    notice, this list of conditions and the following disclaimer.
  43  * 2. Redistributions in binary form must reproduce the above copyright
  44  *    notice, this list of conditions and the following disclaimer in the
  45  *    documentation and/or other materials provided with the distribution.
  46  * 3. All advertising materials mentioning features or use of this software
  47  *    must display the following acknowledgement:
  48  *      This product includes software developed by the University of
  49  *      California, Berkeley and its contributors.
  50  * 4. Neither the name of the University nor the names of its contributors
  51  *    may be used to endorse or promote products derived from this software
  52  *    without specific prior written permission.
  53  *
  54  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  55  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  56  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  57  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  58  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  59  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  60  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  61  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  62  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  63  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  64  * SUCH DAMAGE.
  65  *
  66  *      @(#)stat.h      8.9 (Berkeley) 8/17/94
  67  */
  68
  69
  70 #ifndef _SYS_STAT_H_
  71 #define _SYS_STAT_H_
  72
  73 #include <sys/_types.h>
  74 #include <sys/cdefs.h>
  75 #ifdef KERNEL
  76 #include <machine/types.h>
  77 #endif /* KERNEL */
  78
  79 /* [XSI] The timespec structure may be defined as described in <time.h> */
  80 #define __need_struct_timespec
  81 #ifdef KERNEL
  82 #define __need_struct_user_timespec
  83 #endif /* KERNEL */
  84 #include <sys/_structs.h>
  85
  86 /*
  87  * [XSI] The blkcnt_t, blksize_t, dev_t, ino_t, mode_t, nlink_t, uid_t,
  88  * gid_t, off_t, and time_t types shall be defined as described in
  89  * <sys/types.h>.
  90  */
  91 #ifndef _BLKCNT_T
  92 typedef __darwin_blkcnt_t       blkcnt_t;
  93 #define _BLKCNT_T
  94 #endif
  95
  96 #ifndef _BLKSIZE_T
  97 typedef __darwin_blksize_t      blksize_t;
  98 #define _BLKSIZE_T
  99 #endif
 100
 101 #ifndef _DEV_T
 102 typedef __darwin_dev_t          dev_t;          /* device number */
 103 #define _DEV_T
 104 #endif
 105
 106 #ifndef _INO_T
 107 typedef __darwin_ino_t          ino_t;          /* inode number */
 108 #define _INO_T
 109 #endif
 110
 111 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 112 #ifndef _INO64_T
 113 typedef __darwin_ino64_t        ino64_t;        /* 64bit inode number */
 114 #define _INO64_T
 115 #endif
 116 #endif /* !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) */
 117
 118 #ifndef _MODE_T
 119 typedef __darwin_mode_t         mode_t;
 120 #define _MODE_T
 121 #endif
 122
 123 #ifndef _NLINK_T
 124 typedef __uint16_t              nlink_t;        /* link count */
 125 #define _NLINK_T
 126 #endif
 127
 128 #ifndef _UID_T
 129 typedef __darwin_uid_t          uid_t;          /* user id */
 130 #define _UID_T
 131 #endif
 132
 133 #ifndef _GID_T
 134 typedef __darwin_gid_t          gid_t;
 135 #define _GID_T
 136 #endif
 137
 138 #ifndef _OFF_T
 139 typedef __darwin_off_t          off_t;
 140 #define _OFF_T
 141 #endif
 142
 143 #ifndef _TIME_T
 144 #define _TIME_T
 145 typedef __darwin_time_t         time_t;
 146 #endif
 147
 148
 149 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 150 /*
 151  * XXX So deprecated, it would make your head spin
 152  *
 153  * The old stat structure.  In fact, this is not used by the kernel at all,
 154  * and should not be used by user space, and should be removed from this
 155  * header file entirely (along with the unused cvtstat() prototype in
 156  * vnode_internal.h).
 157  */
 158 struct ostat {
 159         __uint16_t      st_dev;         /* inode's device */
 160         ino_t           st_ino;         /* inode's number */
 161         mode_t          st_mode;        /* inode protection mode */
 162         nlink_t         st_nlink;       /* number of hard links */
 163         __uint16_t      st_uid;         /* user ID of the file's owner */
 164         __uint16_t      st_gid;         /* group ID of the file's group */
 165         __uint16_t      st_rdev;        /* device type */
 166         __int32_t       st_size;        /* file size, in bytes */
 167         struct  timespec st_atimespec;  /* time of last access */
 168         struct  timespec st_mtimespec;  /* time of last data modification */
 169         struct  timespec st_ctimespec;  /* time of last file status change */
 170         __int32_t       st_blksize;     /* optimal blocksize for I/O */
 171         __int32_t       st_blocks;      /* blocks allocated for file */
 172         __uint32_t      st_flags;       /* user defined flags for file */
 173         __uint32_t      st_gen;         /* file generation number */
 174 };
 175
 176 #define __DARWIN_STRUCT_STAT64_TIMES \
 177         struct timespec st_atimespec;           /* time of last access */ \
 178         struct timespec st_mtimespec;           /* time of last data modification */ \
 179         struct timespec st_ctimespec;           /* time of last status change */ \
 180         struct timespec st_birthtimespec;       /* time of file creation(birth) */
 181
 182 #else /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */
 183
 184 #define __DARWIN_STRUCT_STAT64_TIMES \
 185         time_t          st_atime;               /* [XSI] Time of last access */ \
 186         long            st_atimensec;           /* nsec of last access */ \
 187         time_t          st_mtime;               /* [XSI] Last data modification time */ \
 188         long            st_mtimensec;           /* last data modification nsec */ \
 189         time_t          st_ctime;               /* [XSI] Time of last status change */ \
 190         long            st_ctimensec;           /* nsec of last status change */ \
 191         time_t          st_birthtime;           /*  File creation time(birth)  */ \
 192         long            st_birthtimensec;       /* nsec of File creation time */
 193
 194 #endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 195
 196 /*
 197  * This structure is used as the second parameter to the fstat64(),
 198  * lstat64(), and stat64() functions, and for struct stat when
 199  * __DARWIN_64_BIT_INO_T is set. __DARWIN_STRUCT_STAT64 is defined
 200  * above, depending on whether we use struct timespec or the direct
 201  * components.
 202  *
 203  * This is simillar to stat except for 64bit inode number
 204  * number instead of 32bit ino_t and the addition of create(birth) time.
 205  */
 206 #define __DARWIN_STRUCT_STAT64 { \
 207         dev_t           st_dev;                 /* [XSI] ID of device containing file */ \
 208         mode_t          st_mode;                /* [XSI] Mode of file (see below) */ \
 209         nlink_t         st_nlink;               /* [XSI] Number of hard links */ \
 210         __darwin_ino64_t st_ino;                /* [XSI] File serial number */ \
 211         uid_t           st_uid;                 /* [XSI] User ID of the file */ \
 212         gid_t           st_gid;                 /* [XSI] Group ID of the file */ \
 213         dev_t           st_rdev;                /* [XSI] Device ID */ \
 214         __DARWIN_STRUCT_STAT64_TIMES \
 215         off_t           st_size;                /* [XSI] file size, in bytes */ \
 216         blkcnt_t        st_blocks;              /* [XSI] blocks allocated for file */ \
 217         blksize_t       st_blksize;             /* [XSI] optimal blocksize for I/O */ \
 218         __uint32_t      st_flags;               /* user defined flags for file */ \
 219         __uint32_t      st_gen;                 /* file generation number */ \
 220         __int32_t       st_lspare;              /* RESERVED: DO NOT USE! */ \
 221         __int64_t       st_qspare[2];           /* RESERVED: DO NOT USE! */ \
 222 }
 223
 224 /*
 225  * [XSI] This structure is used as the second parameter to the fstat(),
 226  * lstat(), and stat() functions.
 227  */
 228 #if __DARWIN_64_BIT_INO_T
 229
 230 struct stat __DARWIN_STRUCT_STAT64;
 231
 232 #else /* !__DARWIN_64_BIT_INO_T */
 233
 234 struct stat {
 235         dev_t           st_dev;         /* [XSI] ID of device containing file */
 236         ino_t           st_ino;         /* [XSI] File serial number */
 237         mode_t          st_mode;        /* [XSI] Mode of file (see below) */
 238         nlink_t         st_nlink;       /* [XSI] Number of hard links */
 239         uid_t           st_uid;         /* [XSI] User ID of the file */
 240         gid_t           st_gid;         /* [XSI] Group ID of the file */
 241         dev_t           st_rdev;        /* [XSI] Device ID */
 242 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 243         struct  timespec st_atimespec;  /* time of last access */
 244         struct  timespec st_mtimespec;  /* time of last data modification */
 245         struct  timespec st_ctimespec;  /* time of last status change */
 246 #else
 247         time_t          st_atime;       /* [XSI] Time of last access */
 248         long            st_atimensec;   /* nsec of last access */
 249         time_t          st_mtime;       /* [XSI] Last data modification time */
 250         long            st_mtimensec;   /* last data modification nsec */
 251         time_t          st_ctime;       /* [XSI] Time of last status change */
 252         long            st_ctimensec;   /* nsec of last status change */
 253 #endif
 254         off_t           st_size;        /* [XSI] file size, in bytes */
 255         blkcnt_t        st_blocks;      /* [XSI] blocks allocated for file */
 256         blksize_t       st_blksize;     /* [XSI] optimal blocksize for I/O */
 257         __uint32_t      st_flags;       /* user defined flags for file */
 258         __uint32_t      st_gen;         /* file generation number */
 259         __int32_t       st_lspare;      /* RESERVED: DO NOT USE! */
 260         __int64_t       st_qspare[2];   /* RESERVED: DO NOT USE! */
 261 };
 262
 263 #endif /* __DARWIN_64_BIT_INO_T */
 264
 265 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 266
 267 struct stat64 __DARWIN_STRUCT_STAT64;
 268
 269 #endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 270
 271
 272 #ifdef KERNEL
 273 /* LP64 version of struct stat.  time_t (see timespec) is a long and must
 274  * grow when we're dealing with a 64-bit process.
 275  * WARNING - keep in sync with struct stat
 276  */
 277
 278 struct user_stat {
 279         dev_t           st_dev;         /* [XSI] ID of device containing file */
 280         ino_t           st_ino;         /* [XSI] File serial number */
 281         mode_t          st_mode;        /* [XSI] Mode of file (see below) */
 282         nlink_t         st_nlink;       /* [XSI] Number of hard links */
 283         uid_t           st_uid;         /* [XSI] User ID of the file */
 284         gid_t           st_gid;         /* [XSI] Group ID of the file */
 285         dev_t           st_rdev;        /* [XSI] Device ID */
 286 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 287         struct  user_timespec st_atimespec; /* time of last access */
 288         struct  user_timespec st_mtimespec; /* time of last data modification */
 289         struct  user_timespec st_ctimespec; /* time of last status change */
 290 #else
 291         user_time_t     st_atime;       /* [XSI] Time of last access */
 292         __int64_t       st_atimensec;   /* nsec of last access */
 293         user_time_t     st_mtime;       /* [XSI] Last data modification */
 294         __int64_t       st_mtimensec;   /* last data modification nsec */
 295         user_time_t     st_ctime;       /* [XSI] Time of last status change */
 296         __int64_t       st_ctimensec;   /* nsec of last status change */
 297 #endif
 298         off_t           st_size;        /* [XSI] File size, in bytes */
 299         blkcnt_t        st_blocks;      /* [XSI] Blocks allocated for file */
 300         blksize_t       st_blksize;     /* [XSI] Optimal blocksize for I/O */
 301         __uint32_t      st_flags;       /* user defined flags for file */
 302         __uint32_t      st_gen;         /* file generation number */
 303         __int32_t       st_lspare;      /* RESERVED: DO NOT USE! */
 304         __int64_t       st_qspare[2];   /* RESERVED: DO NOT USE! */
 305 };
 306
 307 extern void munge_stat(struct stat *sbp, struct user_stat *usbp);
 308
 309
 310 struct user_stat64 {
 311         dev_t           st_dev;                                 /* [XSI] ID of device containing file */
 312         mode_t          st_mode;                                /* [XSI] Mode of file (see below) */
 313         nlink_t         st_nlink;                               /* [XSI] Number of hard links */
 314         ino64_t         st_ino;                                 /* [XSI] File serial number */
 315         uid_t           st_uid;                                 /* [XSI] User ID of the file */
 316         gid_t           st_gid;                                 /* [XSI] Group ID of the file */
 317         dev_t           st_rdev;                                /* [XSI] Device ID */
 318 #ifndef _POSIX_C_SOURCE
 319         struct user_timespec st_atimespec;              /* time of last access */
 320         struct user_timespec st_mtimespec;              /* time of last data modification */
 321         struct user_timespec st_ctimespec;              /* time of last status change */
 322         struct user_timespec st_birthtimespec;  /* time of file creation(birth) */
 323 #else
 324         user_time_t     st_atime;                               /* [XSI] Time of last access */
 325         __int64_t       st_atimensec;                   /* nsec of last access */
 326         user_time_t     st_mtime;                               /* [XSI] Last data modification time */
 327         __int64_t       st_mtimensec;                   /* last data modification nsec */
 328         user_time_t     st_ctime;                               /* [XSI] Time of last status change */
 329         __int64_t       st_ctimensec;                   /* nsec of last status change */
 330         user_time_t     st_birthtime;                   /*  File creation time(birth)  */
 331         __int64_t       st_birthtimensec;               /* nsec of File creation time */
 332 #endif
 333         off_t           st_size;                                /* [XSI] file size, in bytes */
 334         blkcnt_t        st_blocks;                              /* [XSI] blocks allocated for file */
 335         blksize_t       st_blksize;                             /* [XSI] optimal blocksize for I/O */
 336         __uint32_t      st_flags;                               /* user defined flags for file */
 337         __uint32_t      st_gen;                                 /* file generation number */
 338         __uint32_t      st_lspare;                              /* RESERVED: DO NOT USE! */
 339         __int64_t       st_qspare[2];                   /* RESERVED: DO NOT USE! */
 340 };
 341
 342 extern void munge_stat64(struct stat64 *sbp, struct user_stat64 *usbp);
 343
 344 #endif // KERNEL
 345
 346
 347 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 348 #define st_atime st_atimespec.tv_sec
 349 #define st_mtime st_mtimespec.tv_sec
 350 #define st_ctime st_ctimespec.tv_sec
 351 #define st_birthtime st_birthtimespec.tv_sec
 352 #endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 353
 354 /*
 355  * [XSI] The following are symbolic names for the values of type mode_t.  They
 356  * are bitmap values.
 357  */
 358 #ifndef S_IFMT
 359 /* File type */
 360 #define S_IFMT          0170000         /* [XSI] type of file mask */
 361 #define S_IFIFO         0010000         /* [XSI] named pipe (fifo) */
 362 #define S_IFCHR         0020000         /* [XSI] character special */
 363 #define S_IFDIR         0040000         /* [XSI] directory */
 364 #define S_IFBLK         0060000         /* [XSI] block special */
 365 #define S_IFREG         0100000         /* [XSI] regular */
 366 #define S_IFLNK         0120000         /* [XSI] symbolic link */
 367 #define S_IFSOCK        0140000         /* [XSI] socket */
 368 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 369 #define S_IFWHT         0160000         /* whiteout */
 370 #define S_IFXATTR       0200000         /* extended attribute */
 371 #endif
 372
 373 /* File mode */
 374 /* Read, write, execute/search by owner */
 375 #define S_IRWXU         0000700         /* [XSI] RWX mask for owner */
 376 #define S_IRUSR         0000400         /* [XSI] R for owner */
 377 #define S_IWUSR         0000200         /* [XSI] W for owner */
 378 #define S_IXUSR         0000100         /* [XSI] X for owner */
 379 /* Read, write, execute/search by group */
 380 #define S_IRWXG         0000070         /* [XSI] RWX mask for group */
 381 #define S_IRGRP         0000040         /* [XSI] R for group */
 382 #define S_IWGRP         0000020         /* [XSI] W for group */
 383 #define S_IXGRP         0000010         /* [XSI] X for group */
 384 /* Read, write, execute/search by others */
 385 #define S_IRWXO         0000007         /* [XSI] RWX mask for other */
 386 #define S_IROTH         0000004         /* [XSI] R for other */
 387 #define S_IWOTH         0000002         /* [XSI] W for other */
 388 #define S_IXOTH         0000001         /* [XSI] X for other */
 389
 390 #define S_ISUID         0004000         /* [XSI] set user id on execution */
 391 #define S_ISGID         0002000         /* [XSI] set group id on execution */
 392 #define S_ISVTX         0001000         /* [XSI] directory restrcted delete */
 393
 394 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 395 #define S_ISTXT         S_ISVTX         /* sticky bit: not supported */
 396 #define S_IREAD         S_IRUSR         /* backward compatability */
 397 #define S_IWRITE        S_IWUSR         /* backward compatability */
 398 #define S_IEXEC         S_IXUSR         /* backward compatability */
 399 #endif
 400 #endif  /* !S_IFMT */
 401
 402 /*
 403  * [XSI] The following macros shall be provided to test whether a file is
 404  * of the specified type.  The value m supplied to the macros is the value
 405  * of st_mode from a stat structure.  The macro shall evaluate to a non-zero
 406  * value if the test is true; 0 if the test is false.
 407  */
 408 #define S_ISBLK(m)      (((m) & 0170000) == 0060000)    /* block special */
 409 #define S_ISCHR(m)      (((m) & 0170000) == 0020000)    /* char special */
 410 #define S_ISDIR(m)      (((m) & 0170000) == 0040000)    /* directory */
 411 #define S_ISFIFO(m)     (((m) & 0170000) == 0010000)    /* fifo or socket */
 412 #define S_ISREG(m)      (((m) & 0170000) == 0100000)    /* regular file */
 413 #define S_ISLNK(m)      (((m) & 0170000) == 0120000)    /* symbolic link */
 414 #define S_ISSOCK(m)     (((m) & 0170000) == 0140000)    /* socket */
 415 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 416 #define S_ISWHT(m)      (((m) & 0170000) == 0160000)    /* whiteout */
 417 #define S_ISXATTR(m)    (((m) & 0200000) == 0200000)    /* extended attribute */
 418 #endif
 419
 420 /*
 421  * [XSI] The implementation may implement message queues, semaphores, or
 422  * shared memory objects as distinct file types.  The following macros
 423  * shall be provided to test whether a file is of the specified type.
 424  * The value of the buf argument supplied to the macros is a pointer to
 425  * a stat structure.  The macro shall evaluate to a non-zero value if
 426  * the specified object is implemented as a distinct file type and the
 427  * specified file type is contained in the stat structure referenced by
 428  * buf.  Otherwise, the macro shall evaluate to zero.
 429  *
 430  * NOTE:        The current implementation does not do this, although
 431  *              this may change in future revisions, and co currently only
 432  *              provides these macros to ensure source compatability with
 433  *              implementations which do.
 434  */
 435 #define S_TYPEISMQ(buf)         (0)     /* Test for a message queue */
 436 #define S_TYPEISSEM(buf)        (0)     /* Test for a semaphore */
 437 #define S_TYPEISSHM(buf)        (0)     /* Test for a shared memory object */
 438
 439 /*
 440  * [TYM] The implementation may implement typed memory objects as distinct
 441  * file types, and the following macro shall test whether a file is of the
 442  * specified type.  The value of the buf argument supplied to the macros is
 443  * a pointer to a stat structure.  The macro shall evaluate to a non-zero
 444  * value if the specified object is implemented as a distinct file type and
 445  * the specified file type is contained in the stat structure referenced by
 446  * buf.  Otherwise, the macro shall evaluate to zero.
 447  *
 448  * NOTE:        The current implementation does not do this, although
 449  *              this may change in future revisions, and co currently only
 450  *              provides this macro to ensure source compatability with
 451  *              implementations which do.
 452  */
 453 #define S_TYPEISTMO(buf)        (0)     /* Test for a typed memory object */
 454
 455
 456 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 457 #define ACCESSPERMS     (S_IRWXU|S_IRWXG|S_IRWXO)       /* 0777 */
 458                                                         /* 7777 */
 459 #define ALLPERMS        (S_ISUID|S_ISGID|S_ISTXT|S_IRWXU|S_IRWXG|S_IRWXO)
 460                                                         /* 0666 */
 461 #define DEFFILEMODE     (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
 462
 463 #define S_BLKSIZE       512             /* block size used in the stat struct */
 464
 465 /*
 466  * Definitions of flags stored in file flags word.
 467  *
 468  * Super-user and owner changeable flags.
 469  */
 470 #define UF_SETTABLE     0x0000ffff      /* mask of owner changeable flags */
 471 #define UF_NODUMP       0x00000001      /* do not dump file */
 472 #define UF_IMMUTABLE    0x00000002      /* file may not be changed */
 473 #define UF_APPEND       0x00000004      /* writes to file may only append */
 474 #define UF_OPAQUE       0x00000008      /* directory is opaque wrt. union */
 475 /*
 476  * The following bit is reserved for FreeBSD.  It is not implemented
 477  * in Mac OS X.
 478  */
 479 /* #define UF_NOUNLINK  0x00000010 */   /* file may not be removed or renamed */
 480 /* Bits 0x0020 through 0x4000 are currently undefined. */
 481 #define UF_HIDDEN       0x00008000      /* hint that this item should not be */
 482                                         /* displayed in a GUI */
 483 /*
 484  * Super-user changeable flags.
 485  */
 486 #define SF_SETTABLE     0xffff0000      /* mask of superuser changeable flags */
 487 #define SF_ARCHIVED     0x00010000      /* file is archived */
 488 #define SF_IMMUTABLE    0x00020000      /* file may not be changed */
 489 #define SF_APPEND       0x00040000      /* writes to file may only append */
 490 /*
 491  * The following two bits are reserved for FreeBSD.  They are not
 492  * implemented in Mac OS X.
 493  */
 494 /* #define SF_NOUNLINK  0x00100000 */   /* file may not be removed or renamed */
 495 /* #define SF_SNAPSHOT  0x00200000 */   /* snapshot inode */
 496 /* NOTE: There is no SF_HIDDEN bit. */
 497
 498 #ifdef KERNEL
 499 /*
 500  * Shorthand abbreviations of above.
 501  */
 502 #define OPAQUE          (UF_OPAQUE)
 503 #define APPEND          (UF_APPEND | SF_APPEND)
 504 #define IMMUTABLE       (UF_IMMUTABLE | SF_IMMUTABLE)
 505 #endif
 506 #endif
 507
 508 #ifndef KERNEL
 509
 510 __BEGIN_DECLS
 511 /* [XSI] */
 512 int     chmod(const char *, mode_t) __DARWIN_ALIAS(chmod);
 513 int     fchmod(int, mode_t) __DARWIN_ALIAS(fchmod);
 514 int     fstat(int, struct stat *) __DARWIN_INODE64(fstat);
 515 int     lstat(const char *, struct stat *) __DARWIN_INODE64(lstat);
 516 int     mkdir(const char *, mode_t);
 517 int     mkfifo(const char *, mode_t);
 518 int     stat(const char *, struct stat *) __DARWIN_INODE64(stat);
 519 int     mknod(const char *, mode_t, dev_t);
 520 mode_t  umask(mode_t);
 521
 522 #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
 523 #ifndef _FILESEC_T
 524 struct _filesec;
 525 typedef struct _filesec *filesec_t;
 526 #define _FILESEC_T
 527 #endif
 528 int     chflags(const char *, __uint32_t);
 529 int     chmodx_np(const char *, filesec_t);
 530 int     fchflags(int, __uint32_t);
 531 int     fchmodx_np(int, filesec_t);
 532 int     fstatx_np(int, struct stat *, filesec_t) __DARWIN_INODE64(fstatx_np);
 533 int     lchflags(const char *, __uint32_t);
 534 int     lchmod(const char *, mode_t);
 535 int     lstatx_np(const char *, struct stat *, filesec_t) __DARWIN_INODE64(lstatx_np);
 536 int     mkdirx_np(const char *, filesec_t);
 537 int     mkfifox_np(const char *, filesec_t);
 538 int     statx_np(const char *, struct stat *, filesec_t) __DARWIN_INODE64(statx_np);
 539 int     umaskx_np(filesec_t);
 540 /* The following are simillar  to stat and friends except provide struct stat64 instead of struct stat  */
 541 int     fstatx64_np(int, struct stat64 *, filesec_t);
 542 int     lstatx64_np(const char *, struct stat64 *, filesec_t);
 543 int     statx64_np(const char *, struct stat64 *, filesec_t);
 544 int     fstat64(int, struct stat64 *);
 545 int     lstat64(const char *, struct stat64 *);
 546 int     stat64(const char *, struct stat64 *);
 547 #endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
 548
 549 __END_DECLS
 550 #endif
 551 #endif /* !_SYS_STAT_H_ */