1 /*-
2 * Copyright (c) 2014 Roger Pau Monné <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 */
33 static 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
78 static inline int
xen_translate_error(int error)79 xen_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