1 /* $NetBSD: util.c,v 1.1 2020/05/16 18:31:45 christos Exp $ */
2
3 /*-
4 * Copyright (c) 2001 Chris D. Faulhaber
5 * All rights reserved.
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
29 #include <sys/cdefs.h>
30 #if 0
31 __FBSDID("$FreeBSD: head/bin/setfacl/util.c 332396 2018-04-10 23:29:57Z emaste $");
32 #else
33 __RCSID("$NetBSD: util.c,v 1.1 2020/05/16 18:31:45 christos Exp $");
34 #endif
35
36 #include <err.h>
37 #include <stdlib.h>
38 #include <string.h>
39
40 #include "setfacl.h"
41
42 void *
zmalloc(size_t size)43 zmalloc(size_t size)
44 {
45 void *ptr;
46
47 ptr = calloc(1, size);
48 if (ptr == NULL)
49 err(1, "calloc() failed");
50 return (ptr);
51 }
52
53 void *
zrealloc(void * ptr,size_t size)54 zrealloc(void *ptr, size_t size)
55 {
56 void *newptr;
57
58 newptr = realloc(ptr, size);
59 if (newptr == NULL)
60 err(1, "realloc() failed");
61 return (newptr);
62 }
63
64 const char *
brand_name(int brand)65 brand_name(int brand)
66 {
67 switch (brand) {
68 case ACL_BRAND_NFS4:
69 return "NFSv4";
70 case ACL_BRAND_POSIX:
71 return "POSIX.1e";
72 default:
73 return "unknown";
74 }
75 }
76
77 int
branding_mismatch(int brand1,int brand2)78 branding_mismatch(int brand1, int brand2)
79 {
80 if (brand1 == ACL_BRAND_UNKNOWN || brand2 == ACL_BRAND_UNKNOWN)
81 return (0);
82 if (brand1 != brand2)
83 return (1);
84 return (0);
85 }
86