1 /*-
2 * Copyright (c) 2001 Robert N. M. Watson
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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.
13 *
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
24 * SUCH DAMAGE.
25 */
26 /*
27 * TrustedBSD: Utility functions for extended attributes.
28 */
29
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD: stable/10/lib/libc/posix1e/extattr.c 150065 2005-09-12 19:52:42Z stefanf $");
32
33 #include <sys/types.h>
34 #include <sys/extattr.h>
35
36 #include <errno.h>
37 #include <libutil.h>
38 #include <string.h>
39
40 int
extattr_namespace_to_string(int attrnamespace,char ** string)41 extattr_namespace_to_string(int attrnamespace, char **string)
42 {
43
44 switch(attrnamespace) {
45 case EXTATTR_NAMESPACE_USER:
46 if (string != NULL)
47 *string = strdup(EXTATTR_NAMESPACE_USER_STRING);
48 return (0);
49
50 case EXTATTR_NAMESPACE_SYSTEM:
51 if (string != NULL)
52 *string = strdup(EXTATTR_NAMESPACE_SYSTEM_STRING);
53 return (0);
54
55 default:
56 errno = EINVAL;
57 return (-1);
58 }
59 }
60
61 int
extattr_string_to_namespace(const char * string,int * attrnamespace)62 extattr_string_to_namespace(const char *string, int *attrnamespace)
63 {
64
65 if (!strcmp(string, EXTATTR_NAMESPACE_USER_STRING)) {
66 if (attrnamespace != NULL)
67 *attrnamespace = EXTATTR_NAMESPACE_USER;
68 return (0);
69 } else if (!strcmp(string, EXTATTR_NAMESPACE_SYSTEM_STRING)) {
70 if (attrnamespace != NULL)
71 *attrnamespace = EXTATTR_NAMESPACE_SYSTEM;
72 return (0);
73 } else {
74 errno = EINVAL;
75 return (-1);
76 }
77 }
78