FreeBSD/Linux Kernel Cross Reference
sys/sys/extattr.h
1 /*-
2 * Copyright (c) 1999-2001 Robert N. M. Watson
3 * All rights reserved.
4 *
5 * This software was developed by Robert Watson for the TrustedBSD Project.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD: releng/6.2/sys/sys/extattr.h 164286 2006-11-14 20:42:41Z cvs2svn $
29 */
30 /*
31 * Developed by the TrustedBSD Project.
32 * Support for extended filesystem attributes.
33 */
34
35 #ifndef _SYS_EXTATTR_H_
36 #define _SYS_EXTATTR_H_
37
38 #define EXTATTR_NAMESPACE_USER 0x00000001
39 #define EXTATTR_NAMESPACE_USER_STRING "user"
40 #define EXTATTR_NAMESPACE_SYSTEM 0x00000002
41 #define EXTATTR_NAMESPACE_SYSTEM_STRING "system"
42
43 #ifdef _KERNEL
44
45 #define EXTATTR_MAXNAMELEN NAME_MAX
46 struct thread;
47 struct ucred;
48 struct vnode;
49 int extattr_check_cred(struct vnode *vp, int attrnamespace,
50 struct ucred *cred, struct thread *td, int access);
51
52 #else
53 #include <sys/cdefs.h>
54
55 struct iovec;
56
57 __BEGIN_DECLS
58 int extattrctl(const char *_path, int _cmd, const char *_filename,
59 int _attrnamespace, const char *_attrname);
60 int extattr_delete_fd(int _fd, int _attrnamespace, const char *_attrname);
61 int extattr_delete_file(const char *_path, int _attrnamespace,
62 const char *_attrname);
63 int extattr_delete_link(const char *_path, int _attrnamespace,
64 const char *_attrname);
65 ssize_t extattr_get_fd(int _fd, int _attrnamespace, const char *_attrname,
66 void *_data, size_t _nbytes);
67 ssize_t extattr_get_file(const char *_path, int _attrnamespace,
68 const char *_attrname, void *_data, size_t _nbytes);
69 ssize_t extattr_get_link(const char *_path, int _attrnamespace,
70 const char *_attrname, void *_data, size_t _nbytes);
71 ssize_t extattr_list_fd(int _fd, int _attrnamespace, void *_data,
72 size_t _nbytes);
73 ssize_t extattr_list_file(const char *_path, int _attrnamespace, void *_data,
74 size_t _nbytes);
75 ssize_t extattr_list_link(const char *_path, int _attrnamespace, void *_data,
76 size_t _nbytes);
77 int extattr_set_fd(int _fd, int _attrnamespace, const char *_attrname,
78 const void *_data, size_t _nbytes);
79 int extattr_set_file(const char *_path, int _attrnamespace,
80 const char *_attrname, const void *_data, size_t _nbytes);
81 int extattr_set_link(const char *_path, int _attrnamespace,
82 const char *_attrname, const void *_data, size_t _nbytes);
83 __END_DECLS
84
85 #endif /* !_KERNEL */
86 #endif /* !_SYS_EXTATTR_H_ */
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