1/*-
2 * Copyright (c) 2014 Roger Pau Monn�� <royger@FreeBSD.org>.
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#ifndef __XEN_ERROR_H__
28#define __XEN_ERROR_H__
29
30#include <contrib/xen/errno.h>
31
32/* Translation table */
33static int xen_errors[] =
34{
35	[XEN_EPERM]		= EPERM,
36	[XEN_ENOENT]		= ENOENT,
37	[XEN_ESRCH]		= ESRCH,
38	[XEN_EIO]		= EIO,
39	[XEN_ENXIO]		= ENXIO,
40	[XEN_E2BIG]		= E2BIG,
41	[XEN_ENOEXEC]		= ENOEXEC,
42	[XEN_EBADF]		= EBADF,
43	[XEN_ECHILD]		= ECHILD,
44	[XEN_EAGAIN]		= EAGAIN,
45	[XEN_ENOMEM]		= ENOMEM,
46	[XEN_EACCES]		= EACCES,
47	[XEN_EFAULT]		= EFAULT,
48	[XEN_EBUSY]		= EBUSY,
49	[XEN_EEXIST]		= EEXIST,
50	[XEN_EXDEV]		= EXDEV,
51	[XEN_ENODEV]		= ENODEV,
52	[XEN_EINVAL]		= EINVAL,
53	[XEN_ENFILE]		= ENFILE,
54	[XEN_EMFILE]		= EMFILE,
55	[XEN_ENOSPC]		= ENOSPC,
56	[XEN_EMLINK]		= EMLINK,
57	[XEN_EDOM]		= EDOM,
58	[XEN_ERANGE]		= ERANGE,
59	[XEN_EDEADLK]		= EDEADLK,
60	[XEN_ENAMETOOLONG]	= ENAMETOOLONG,
61	[XEN_ENOLCK]		= ENOLCK,
62	[XEN_ENOSYS]		= ENOSYS,
63	[XEN_ENODATA]		= ENOENT,
64	[XEN_ETIME]		= ETIMEDOUT,
65	[XEN_EBADMSG]		= EBADMSG,
66	[XEN_EOVERFLOW]		= EOVERFLOW,
67	[XEN_EILSEQ]		= EILSEQ,
68	[XEN_ENOTSOCK]		= ENOTSOCK,
69	[XEN_EOPNOTSUPP]	= EOPNOTSUPP,
70	[XEN_EADDRINUSE]	= EADDRINUSE,
71	[XEN_EADDRNOTAVAIL]	= EADDRNOTAVAIL,
72	[XEN_ENOBUFS]		= ENOBUFS,
73	[XEN_EISCONN]		= EISCONN,
74	[XEN_ENOTCONN]		= ENOTCONN,
75	[XEN_ETIMEDOUT]		= ETIMEDOUT,
76};
77
78static inline int
79xen_translate_error(int error)
80{
81	int bsd_error;
82
83	KASSERT((error < 0), ("Value is not a valid Xen error code"));
84
85	if (-error >= nitems(xen_errors)) {
86		/*
87		 * We received an error value that cannot be translated,
88		 * return EINVAL.
89		 */
90		return (EINVAL);
91	}
92
93	bsd_error = xen_errors[-error];
94	KASSERT((bsd_error != 0), ("Unknown Xen error code"));
95
96	return (bsd_error);
97}
98
99#endif /* !__XEN_ERROR_H__ */
100