FreeBSD/Linux Kernel Cross Reference
sys/sys/xattr.h
1 /* $NetBSD: xattr.h,v 1.2 2005/12/11 12:25:21 christos Exp $ */
2
3 /*-
4 * Copyright (c) 2005 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Jason R. Thorpe.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 /*
40 * Support for file system extended attributes.
41 *
42 * This provides an interface that is compatible with Linux's extended
43 * attribute support. These calls operate on the same extended attributes
44 * as <sys/extattr.h>, but access only the "user" namespace.
45 */
46
47 #ifndef _SYS_XATTR_H_
48 #define _SYS_XATTR_H_
49
50 #include <sys/types.h>
51 #include <sys/syslimits.h>
52
53 /*
54 * This is compatible with EXTATTR_MAXNAMELEN, and also happens to be
55 * the same as Linux (255).
56 */
57 #define XATTR_NAME_MAX NAME_MAX
58
59 #define XATTR_SIZE_MAX 65536 /* NetBSD does not enforce this */
60
61 #define XATTR_CREATE 0x01 /* create, don't replace xattr */
62 #define XATTR_REPLACE 0x02 /* replace, don't create xattr */
63
64 #ifndef _KERNEL
65
66 #include <sys/cdefs.h>
67
68 __BEGIN_DECLS
69 int setxattr(const char *, const char *, void *, size_t, int);
70 int lsetxattr(const char *, const char *, void *, size_t, int);
71 int fsetxattr(int, const char *, void *, size_t, int);
72
73 ssize_t getxattr(const char *, const char *, void *, size_t);
74 ssize_t lgetxattr(const char *, const char *, void *, size_t);
75 ssize_t fgetxattr(int, const char *, void *, size_t);
76
77 ssize_t listxattr(const char *, char *, size_t);
78 ssize_t llistxattr(const char *, char *, size_t);
79 ssize_t flistxattr(int, char *, size_t);
80
81 int removexattr(const char *, const char *);
82 int lremovexattr(const char *, const char *);
83 int fremovexattr(int, const char *);
84 __END_DECLS
85
86 #endif /* ! _KERNEL */
87
88 #endif /* _SYS_XATTR_H_ */
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