1 /* $NetBSD: extattr.h,v 1.9 2012/03/13 18:41:02 elad Exp $ */ 2 3 /*- 4 * Copyright (c) 1999-2001 Robert N. M. Watson 5 * All rights reserved. 6 * 7 * This software was developed by Robert Watson for the TrustedBSD Project. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * FreeBSD: src/sys/sys/extattr.h,v 1.12 2003/06/04 04:04:24 rwatson Exp 31 */ 32 33 /* 34 * Support for file system extended attributes. Originally developed by 35 * the TrustedBSD Project. For a Linux-compatible interface to the same 36 * subsystem, see <sys/xattr.h>. 37 */ 38 39 #ifndef _SYS_EXTATTR_H_ 40 #define _SYS_EXTATTR_H_ 41 42 #include <sys/types.h> 43 44 #define EXTATTR_NAMESPACE_USER 0x00000001 45 #define EXTATTR_NAMESPACE_USER_STRING "user" 46 #define EXTATTR_NAMESPACE_SYSTEM 0x00000002 47 #define EXTATTR_NAMESPACE_SYSTEM_STRING "system" 48 49 /* for sys_extattrctl */ 50 #define EXTATTR_CMD_START 0x00000001 51 #define EXTATTR_CMD_STOP 0x00000002 52 53 #ifdef _KERNEL 54 55 #include <sys/param.h> 56 57 /* VOP_LISTEXTATTR flags */ 58 #define EXTATTR_LIST_LENPREFIX 1 /* names with length prefix */ 59 60 #define EXTATTR_MAXNAMELEN KERNEL_NAME_MAX 61 struct lwp; 62 struct vnode; 63 int extattr_check_cred(struct vnode *, const char *, kauth_cred_t, int); 64 65 #else 66 67 #include <sys/cdefs.h> 68 __BEGIN_DECLS 69 int extattrctl(const char *_path, int _cmd, const char *_filename, 70 int _attrnamespace, const char *_attrname); 71 72 int extattr_delete_fd(int _fd, int _attrnamespace, const char *_attrname); 73 int extattr_delete_file(const char *_path, int _attrnamespace, 74 const char *_attrname); 75 int extattr_delete_link(const char *_path, int _attrnamespace, 76 const char *_attrname); 77 ssize_t extattr_get_fd(int _fd, int _attrnamespace, const char *_attrname, 78 void *_data, size_t _nbytes); 79 ssize_t extattr_get_file(const char *_path, int _attrnamespace, 80 const char *_attrname, void *_data, size_t _nbytes); 81 ssize_t extattr_get_link(const char *_path, int _attrnamespace, 82 const char *_attrname, void *_data, size_t _nbytes); 83 ssize_t extattr_list_fd(int _fd, int _attrnamespace, void *_data, 84 size_t _nbytes); 85 ssize_t extattr_list_file(const char *_path, int _attrnamespace, void *_data, 86 size_t _nbytes); 87 ssize_t extattr_list_link(const char *_path, int _attrnamespace, void *_data, 88 size_t _nbytes); 89 int extattr_set_fd(int _fd, int _attrnamespace, const char *_attrname, 90 const void *_data, size_t _nbytes); 91 int extattr_set_file(const char *_path, int _attrnamespace, 92 const char *_attrname, const void *_data, size_t _nbytes); 93 int extattr_set_link(const char *_path, int _attrnamespace, 94 const char *_attrname, const void *_data, size_t _nbytes); 95 96 extern const int extattr_namespaces[]; 97 98 int extattr_namespace_to_string(int, char **); 99 int extattr_string_to_namespace(const char *, int *); 100 int extattr_copy_fd(int _from_fd, int _to_fd, int _namespace); 101 int extattr_copy_file(const char *_from, const char *_to, int _namespace); 102 int extattr_copy_link(const char *_from, const char *_to, int _namespace); 103 104 int fcpxattr(int _from_fd, int _to_fd); 105 int cpxattr(const char *_from, const char *_to); 106 int lcpxattr(const char *_from, const char *_to); 107 __END_DECLS 108 109 #endif /* !_KERNEL */ 110 #endif /* !_SYS_EXTATTR_H_ */ 111