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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #include "net/base/net_errors.h" | |
6 | |
7 #include <errno.h> | |
8 #include <stdlib.h> | |
9 #include <string> | |
10 #include <unistd.h> | |
11 | |
12 #include "base/logging.h" | |
13 #include "base/strings/stringprintf.h" | |
14 | |
15 namespace net { | |
16 | |
17 Error MapSystemError(logging::SystemErrorCode os_error) { | |
18 if (os_error != 0) | |
19 DVLOG(2) << "Error " << os_error; | |
20 | |
21 // There are numerous posix error codes, but these are the ones we thus far | |
22 // find interesting. | |
23 switch (os_error) { | |
24 case EAGAIN: | |
25 #if EWOULDBLOCK != EAGAIN | |
26 case EWOULDBLOCK: | |
27 #endif | |
28 return ERR_IO_PENDING; | |
29 case EACCES: | |
30 return ERR_ACCESS_DENIED; | |
31 case ENETDOWN: | |
32 return ERR_INTERNET_DISCONNECTED; | |
33 case ETIMEDOUT: | |
34 return ERR_TIMED_OUT; | |
35 case ECONNRESET: | |
36 case ENETRESET: // Related to keep-alive. | |
37 case EPIPE: | |
38 return ERR_CONNECTION_RESET; | |
39 case ECONNABORTED: | |
40 return ERR_CONNECTION_ABORTED; | |
41 case ECONNREFUSED: | |
42 return ERR_CONNECTION_REFUSED; | |
43 case EHOSTUNREACH: | |
44 case EHOSTDOWN: | |
45 case ENETUNREACH: | |
46 case EAFNOSUPPORT: | |
47 return ERR_ADDRESS_UNREACHABLE; | |
48 case EADDRNOTAVAIL: | |
49 return ERR_ADDRESS_INVALID; | |
50 case EMSGSIZE: | |
51 return ERR_MSG_TOO_BIG; | |
52 case ENOTCONN: | |
53 return ERR_SOCKET_NOT_CONNECTED; | |
54 case EISCONN: | |
55 return ERR_SOCKET_IS_CONNECTED; | |
56 case EINVAL: | |
57 return ERR_INVALID_ARGUMENT; | |
58 case EADDRINUSE: | |
59 return ERR_ADDRESS_IN_USE; | |
60 case E2BIG: // Argument list too long. | |
61 return ERR_INVALID_ARGUMENT; | |
62 case EBADF: // Bad file descriptor. | |
63 return ERR_INVALID_HANDLE; | |
64 case EBUSY: // Device or resource busy. | |
65 return ERR_INSUFFICIENT_RESOURCES; | |
66 case ECANCELED: // Operation canceled. | |
67 return ERR_ABORTED; | |
68 case EDEADLK: // Resource deadlock avoided. | |
69 return ERR_INSUFFICIENT_RESOURCES; | |
70 case EDQUOT: // Disk quota exceeded. | |
71 return ERR_FILE_NO_SPACE; | |
72 case EEXIST: // File exists. | |
73 return ERR_FILE_EXISTS; | |
74 case EFAULT: // Bad address. | |
75 return ERR_INVALID_ARGUMENT; | |
76 case EFBIG: // File too large. | |
77 return ERR_FILE_TOO_BIG; | |
78 case EISDIR: // Operation not allowed for a directory. | |
79 return ERR_ACCESS_DENIED; | |
80 case ENAMETOOLONG: // Filename too long. | |
81 return ERR_FILE_PATH_TOO_LONG; | |
82 case ENFILE: // Too many open files in system. | |
83 return ERR_INSUFFICIENT_RESOURCES; | |
84 case ENOBUFS: // No buffer space available. | |
85 return ERR_OUT_OF_MEMORY; | |
86 case ENODEV: // No such device. | |
87 return ERR_INVALID_ARGUMENT; | |
88 case ENOENT: // No such file or directory. | |
89 return ERR_FILE_NOT_FOUND; | |
90 case ENOLCK: // No locks available. | |
91 return ERR_INSUFFICIENT_RESOURCES; | |
92 case ENOMEM: // Not enough space. | |
93 return ERR_OUT_OF_MEMORY; | |
94 case ENOSPC: // No space left on device. | |
95 return ERR_FILE_NO_SPACE; | |
96 case ENOSYS: // Function not implemented. | |
97 return ERR_NOT_IMPLEMENTED; | |
98 case ENOTDIR: // Not a directory. | |
99 return ERR_FILE_NOT_FOUND; | |
100 case ENOTSUP: // Operation not supported. | |
101 return ERR_NOT_IMPLEMENTED; | |
102 case EPERM: // Operation not permitted. | |
103 return ERR_ACCESS_DENIED; | |
104 case EROFS: // Read-only file system. | |
105 return ERR_ACCESS_DENIED; | |
106 case ETXTBSY: // Text file busy. | |
107 return ERR_ACCESS_DENIED; | |
108 case EUSERS: // Too many users. | |
109 return ERR_INSUFFICIENT_RESOURCES; | |
110 case EMFILE: // Too many open files. | |
111 return ERR_INSUFFICIENT_RESOURCES; | |
112 | |
113 case 0: | |
114 return OK; | |
115 default: | |
116 LOG(WARNING) << "Unknown error " << os_error | |
117 << " mapped to net::ERR_FAILED"; | |
118 return ERR_FAILED; | |
119 } | |
120 } | |
121 | |
122 } // namespace net | |
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