2 * Copyright (c) 1999, 2000, 2001 Robert N. M. Watson
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * Userland/kernel interface for Extended File System Attributes
31 * This code from the FreeBSD POSIX.1e implementation. While the syscalls
32 * are fully implemented, invoking the VFS vnops and VFS calls as necessary,
33 * no file systems shipped with this version of FreeBSD implement these
34 * calls. Extensions to UFS/FFS to support extended attributes are
35 * available from the POSIX.1e implementation page, or possibly in a more
36 * recent version of FreeBSD.
38 * The POSIX.1e implementation page may be reached at:
39 * http://www.watson.org/fbsd-hardening/posix1e/
42 #ifndef _SYS_EXTATTR_H_
43 #define _SYS_EXTATTR_H_
45 #define EXTATTR_NAMESPACE_USER 0x00000001
46 #define EXTATTR_NAMESPACE_USER_STRING "user"
47 #define EXTATTR_NAMESPACE_SYSTEM 0x00000002
48 #define EXTATTR_NAMESPACE_SYSTEM_STRING "system"
52 #define EXTATTR_MAXNAMELEN NAME_MAX
55 #include <sys/cdefs.h>
60 int extattrctl(const char *_path, int _cmd, const char *_filename,
61 int _attrnamespace, const char *_attrname);
62 int extattr_delete_fd(int _fd, int _attrnamespace, const char *_attrname);
63 int extattr_delete_file(const char *_path, int _attrnamespace,
64 const char *_attrname);
65 int extattr_get_fd(int _fd, int _attrnamespace, const char *_attrname,
66 struct iovec *_iovp, unsigned _iovcnt);
67 int extattr_get_file(const char *_path, int _attrnamespace,
68 const char *_attrname, struct iovec *_iovp, unsigned _iovcnt);
69 int extattr_set_fd(int _fd, int _attrnamespace, const char *_attrname,
70 struct iovec *_iovp, unsigned _iovcnt);
71 int extattr_set_file(const char *_path, int _attrnamespace,
72 const char *_attrname, struct iovec *_iovp, unsigned _iovcnt);
76 #endif /* !_SYS_EXTATTR_H_ */