1 /*-
2 * Copyright (c) 2015 John H. Baldwin <jhb@FreeBSD.org>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26 #include <sys/param.h>
27 #include <sys/acl.h>
28 #include <sys/wait.h>
29 #include <errno.h>
30 #include <limits.h>
31 #include <stdbool.h>
32 #include <stdio.h>
33 #include <sysdecode.h>
34
35 #if defined(__aarch64__) || defined(__amd64__) || defined(__i386__)
36 #include <compat/linux/linux_errno.h>
37 #include <compat/linux/linux_errno.inc>
38 #endif
39
40 int
sysdecode_abi_to_freebsd_errno(enum sysdecode_abi abi,int error)41 sysdecode_abi_to_freebsd_errno(enum sysdecode_abi abi, int error)
42 {
43
44 switch (abi) {
45 case SYSDECODE_ABI_FREEBSD:
46 case SYSDECODE_ABI_FREEBSD32:
47 return (error);
48 #if defined(__aarch64__) || defined(__amd64__) || defined(__i386__)
49 case SYSDECODE_ABI_LINUX:
50 case SYSDECODE_ABI_LINUX32: {
51 unsigned int i;
52
53 /*
54 * This is imprecise since it returns the first
55 * matching errno.
56 */
57 for (i = 0; i < nitems(linux_errtbl); i++) {
58 if (error == linux_errtbl[i])
59 return (i);
60 }
61 break;
62 }
63 #endif
64 default:
65 break;
66 }
67 return (INT_MAX);
68 }
69
70 int
sysdecode_freebsd_to_abi_errno(enum sysdecode_abi abi,int error)71 sysdecode_freebsd_to_abi_errno(enum sysdecode_abi abi, int error)
72 {
73
74 switch (abi) {
75 case SYSDECODE_ABI_FREEBSD:
76 case SYSDECODE_ABI_FREEBSD32:
77 return (error);
78 #if defined(__aarch64__) || defined(__amd64__) || defined(__i386__)
79 case SYSDECODE_ABI_LINUX:
80 case SYSDECODE_ABI_LINUX32:
81 if (error >= 0 && error <= ELAST)
82 return (linux_errtbl[error]);
83 break;
84 #endif
85 default:
86 break;
87 }
88 return (INT_MAX);
89 }
90
91