FreeBSD/Linux Kernel Cross Reference
sys/xen/error.h
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 * $FreeBSD: releng/11.2/sys/xen/error.h 301195 2016-06-02 07:45:01Z royger $
27 */
28
29 #ifndef __XEN_ERROR_H__
30 #define __XEN_ERROR_H__
31
32 #include <xen/interface/errno.h>
33
34 /* Translation table */
35 static int xen_errors[] =
36 {
37 [XEN_EPERM] = EPERM,
38 [XEN_ENOENT] = ENOENT,
39 [XEN_ESRCH] = ESRCH,
40 [XEN_EIO] = EIO,
41 [XEN_ENXIO] = ENXIO,
42 [XEN_E2BIG] = E2BIG,
43 [XEN_ENOEXEC] = ENOEXEC,
44 [XEN_EBADF] = EBADF,
45 [XEN_ECHILD] = ECHILD,
46 [XEN_EAGAIN] = EAGAIN,
47 [XEN_ENOMEM] = ENOMEM,
48 [XEN_EACCES] = EACCES,
49 [XEN_EFAULT] = EFAULT,
50 [XEN_EBUSY] = EBUSY,
51 [XEN_EEXIST] = EEXIST,
52 [XEN_EXDEV] = EXDEV,
53 [XEN_ENODEV] = ENODEV,
54 [XEN_EINVAL] = EINVAL,
55 [XEN_ENFILE] = ENFILE,
56 [XEN_EMFILE] = EMFILE,
57 [XEN_ENOSPC] = ENOSPC,
58 [XEN_EMLINK] = EMLINK,
59 [XEN_EDOM] = EDOM,
60 [XEN_ERANGE] = ERANGE,
61 [XEN_EDEADLK] = EDEADLK,
62 [XEN_ENAMETOOLONG] = ENAMETOOLONG,
63 [XEN_ENOLCK] = ENOLCK,
64 [XEN_ENOSYS] = ENOSYS,
65 [XEN_ENODATA] = ENOENT,
66 [XEN_ETIME] = ETIMEDOUT,
67 [XEN_EBADMSG] = EBADMSG,
68 [XEN_EOVERFLOW] = EOVERFLOW,
69 [XEN_EILSEQ] = EILSEQ,
70 [XEN_ENOTSOCK] = ENOTSOCK,
71 [XEN_EOPNOTSUPP] = EOPNOTSUPP,
72 [XEN_EADDRINUSE] = EADDRINUSE,
73 [XEN_EADDRNOTAVAIL] = EADDRNOTAVAIL,
74 [XEN_ENOBUFS] = ENOBUFS,
75 [XEN_EISCONN] = EISCONN,
76 [XEN_ENOTCONN] = ENOTCONN,
77 [XEN_ETIMEDOUT] = ETIMEDOUT,
78 };
79
80 static inline int
81 xen_translate_error(int error)
82 {
83 int bsd_error;
84
85 KASSERT((error < 0), ("Value is not a valid Xen error code"));
86
87 if (-error >= nitems(xen_errors)) {
88 /*
89 * We received an error value that cannot be translated,
90 * return EINVAL.
91 */
92 return (EINVAL);
93 }
94
95 bsd_error = xen_errors[-error];
96 KASSERT((bsd_error != 0), ("Unknown Xen error code"));
97
98 return (bsd_error);
99 }
100
101 #endif /* !__XEN_ERROR_H__ */
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