bsd/sys/xattr.h

   1 /*
   2  * Copyright (c) 2004-2005 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22
  23 #ifndef _SYS_XATTR_H_
  24 #define _SYS_XATTR_H_
  25
  26 #include <sys/types.h>
  27
  28 /* Options for pathname based xattr calls */
  29 #define XATTR_NOFOLLOW   0x0001     /* Don't follow symbolic links */
  30
  31 /* Options for setxattr calls */
  32 #define XATTR_CREATE     0x0002     /* set the value, fail if attr already exists */
  33 #define XATTR_REPLACE    0x0004     /* set the value, fail if attr does not exist */
  34
  35 /* Set this to bypass authorization checking (eg. if doing auth-related work) */
  36 #define XATTR_NOSECURITY 0x0008
  37
  38 #define XATTR_MAXNAMELEN   127
  39
  40 #define XATTR_FINDERINFO_NAME     "com.apple.FinderInfo"
  41
  42 #define XATTR_RESOURCEFORK_NAME   "com.apple.ResourceFork"
  43
  44
  45 #ifdef KERNEL
  46 __BEGIN_DECLS
  47 int  xattr_protected(const char *);
  48 int  xattr_validatename(const char *);
  49 __END_DECLS
  50 #endif /* KERNEL */
  51
  52 #ifndef KERNEL
  53 __BEGIN_DECLS
  54
  55 ssize_t getxattr(const char *path, const char *name, void *value, size_t size, u_int32_t position, int options);
  56
  57 ssize_t fgetxattr(int fd, const char *name, void *value, size_t size, u_int32_t position, int options);
  58
  59 int setxattr(const char *path, const char *name, const void *value, size_t size, u_int32_t position, int options);
  60
  61 int fsetxattr(int fd, const char *name, const void *value, size_t size, u_int32_t position, int options);
  62
  63 int removexattr(const char *path, const char *name, int options);
  64
  65 int fremovexattr(int fd, const char *name, int options);
  66
  67 ssize_t listxattr(const char *path, char *namebuff, size_t size, int options);
  68
  69 ssize_t flistxattr(int fd, char *namebuff, size_t size, int options);
  70
  71 __END_DECLS
  72 #endif /* KERNEL */
  73
  74 #endif /* _SYS_XATTR_H_ */