bsd/sys/xattr.h

   1 /*
   2  * Copyright (c) 2004-2005 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_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. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 #ifndef _SYS_XATTR_H_
  25 #define _SYS_XATTR_H_
  26
  27 #include <sys/types.h>
  28
  29 /* Options for pathname based xattr calls */
  30 #define XATTR_NOFOLLOW   0x0001     /* Don't follow symbolic links */
  31
  32 /* Options for setxattr calls */
  33 #define XATTR_CREATE     0x0002     /* set the value, fail if attr already exists */
  34 #define XATTR_REPLACE    0x0004     /* set the value, fail if attr does not exist */
  35
  36 /* Set this to bypass authorization checking (eg. if doing auth-related work) */
  37 #define XATTR_NOSECURITY 0x0008
  38
  39 #define XATTR_MAXNAMELEN   127
  40
  41 #define XATTR_FINDERINFO_NAME     "com.apple.FinderInfo"
  42
  43 #define XATTR_RESOURCEFORK_NAME   "com.apple.ResourceFork"
  44
  45
  46 #ifdef KERNEL
  47 __BEGIN_DECLS
  48 int  xattr_protected(const char *);
  49 int  xattr_validatename(const char *);
  50 __END_DECLS
  51 #endif /* KERNEL */
  52
  53 #ifndef KERNEL
  54 __BEGIN_DECLS
  55
  56 ssize_t getxattr(const char *path, const char *name, void *value, size_t size, u_int32_t position, int options);
  57
  58 ssize_t fgetxattr(int fd, const char *name, void *value, size_t size, u_int32_t position, int options);
  59
  60 int setxattr(const char *path, const char *name, const void *value, size_t size, u_int32_t position, int options);
  61
  62 int fsetxattr(int fd, const char *name, const void *value, size_t size, u_int32_t position, int options);
  63
  64 int removexattr(const char *path, const char *name, int options);
  65
  66 int fremovexattr(int fd, const char *name, int options);
  67
  68 ssize_t listxattr(const char *path, char *namebuff, size_t size, int options);
  69
  70 ssize_t flistxattr(int fd, char *namebuff, size_t size, int options);
  71
  72 __END_DECLS
  73 #endif /* KERNEL */
  74
  75 #endif /* _SYS_XATTR_H_ */