1/*-
2 * Copyright (c) 2001 Chris D. Faulhaber
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#include <sys/cdefs.h>
28#include <err.h>
29#include <stdlib.h>
30
31#include "setfacl.h"
32
33void *
34zmalloc(size_t size)
35{
36	void *ptr;
37
38	ptr = calloc(1, size);
39	if (ptr == NULL)
40		err(1, "calloc() failed");
41	return (ptr);
42}
43
44void *
45zrealloc(void *ptr, size_t size)
46{
47	void *newptr;
48
49	newptr = realloc(ptr, size);
50	if (newptr == NULL)
51		err(1, "realloc() failed");
52	return (newptr);
53}
54
55const char *
56brand_name(int brand)
57{
58	switch (brand) {
59	case ACL_BRAND_NFS4:
60		return "NFSv4";
61	case ACL_BRAND_POSIX:
62		return "POSIX.1e";
63	default:
64		return "unknown";
65	}
66}
67
68int
69branding_mismatch(int brand1, int brand2)
70{
71	if (brand1 == ACL_BRAND_UNKNOWN || brand2 == ACL_BRAND_UNKNOWN)
72		return (0);
73	if (brand1 != brand2)
74		return (1);
75	return (0);
76}
77