nexmon – Blame information for rev 1

Subversion Repositories:
Rev:
Rev Author Line No. Line
1 office 1 /* GIO - GLib Input, Output and Streaming Library
2 *
3 * Copyright (C) 2006-2007 Red Hat, Inc.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
17 *
18 * Author: Alexander Larsson <alexl@redhat.com>
19 */
20  
21 #include "config.h"
22 #include <errno.h>
23 #include "gioerror.h"
24  
25 #ifdef G_OS_WIN32
26 #include <winsock2.h>
27 #endif
28  
29 /**
30 * SECTION:gioerror
31 * @short_description: Error helper functions
32 * @include: gio/gio.h
33 *
34 * Contains helper functions for reporting errors to the user.
35 **/
36  
37 /**
38 * g_io_error_quark:
39 *
40 * Gets the GIO Error Quark.
41 *
42 * Returns: a #GQuark.
43 **/
44 G_DEFINE_QUARK (g-io-error-quark, g_io_error)
45  
46 /**
47 * g_io_error_from_errno:
48 * @err_no: Error number as defined in errno.h.
49 *
50 * Converts errno.h error codes into GIO error codes. The fallback
51 * value %G_IO_ERROR_FAILED is returned for error codes not currently
52 * handled (but note that future GLib releases may return a more
53 * specific value instead).
54 *
55 * Returns: #GIOErrorEnum value for the given errno.h error number.
56 **/
57 GIOErrorEnum
58 g_io_error_from_errno (gint err_no)
59 {
60 switch (err_no)
61 {
62 #ifdef EEXIST
63 case EEXIST:
64 return G_IO_ERROR_EXISTS;
65 break;
66 #endif
67  
68 #ifdef EISDIR
69 case EISDIR:
70 return G_IO_ERROR_IS_DIRECTORY;
71 break;
72 #endif
73  
74 #ifdef EACCES
75 case EACCES:
76 return G_IO_ERROR_PERMISSION_DENIED;
77 break;
78 #endif
79  
80 #ifdef ENAMETOOLONG
81 case ENAMETOOLONG:
82 return G_IO_ERROR_FILENAME_TOO_LONG;
83 break;
84 #endif
85  
86 #ifdef ENOENT
87 case ENOENT:
88 return G_IO_ERROR_NOT_FOUND;
89 break;
90 #endif
91  
92 #ifdef ENOTDIR
93 case ENOTDIR:
94 return G_IO_ERROR_NOT_DIRECTORY;
95 break;
96 #endif
97  
98 #ifdef EROFS
99 case EROFS:
100 return G_IO_ERROR_READ_ONLY;
101 break;
102 #endif
103  
104 #ifdef ELOOP
105 case ELOOP:
106 return G_IO_ERROR_TOO_MANY_LINKS;
107 break;
108 #endif
109  
110 #ifdef ENOSPC
111 case ENOSPC:
112 return G_IO_ERROR_NO_SPACE;
113 break;
114 #endif
115  
116 #ifdef ENOMEM
117 case ENOMEM:
118 return G_IO_ERROR_NO_SPACE;
119 break;
120 #endif
121  
122 #ifdef EINVAL
123 case EINVAL:
124 return G_IO_ERROR_INVALID_ARGUMENT;
125 break;
126 #endif
127  
128 #ifdef EPERM
129 case EPERM:
130 return G_IO_ERROR_PERMISSION_DENIED;
131 break;
132 #endif
133  
134 #ifdef ECANCELED
135 case ECANCELED:
136 return G_IO_ERROR_CANCELLED;
137 break;
138 #endif
139  
140 /* ENOTEMPTY == EEXIST on AIX for backward compatibility reasons */
141 #if defined (ENOTEMPTY) && (!defined (EEXIST) || (ENOTEMPTY != EEXIST))
142 case ENOTEMPTY:
143 return G_IO_ERROR_NOT_EMPTY;
144 break;
145 #endif
146  
147 #ifdef ENOTSUP
148 case ENOTSUP:
149 return G_IO_ERROR_NOT_SUPPORTED;
150 break;
151 #endif
152  
153 /* EOPNOTSUPP == ENOTSUP on Linux, but POSIX considers them distinct */
154 #if defined (EOPNOTSUPP) && (!defined (ENOTSUP) || (EOPNOTSUPP != ENOTSUP))
155 case EOPNOTSUPP:
156 return G_IO_ERROR_NOT_SUPPORTED;
157 break;
158 #endif
159  
160 #ifdef EPROTONOSUPPORT
161 case EPROTONOSUPPORT:
162 return G_IO_ERROR_NOT_SUPPORTED;
163 break;
164 #endif
165  
166 #ifdef ESOCKTNOSUPPORT
167 case ESOCKTNOSUPPORT:
168 return G_IO_ERROR_NOT_SUPPORTED;
169 break;
170 #endif
171  
172 #ifdef EPFNOSUPPORT
173 case EPFNOSUPPORT:
174 return G_IO_ERROR_NOT_SUPPORTED;
175 break;
176 #endif
177  
178 #ifdef EAFNOSUPPORT
179 case EAFNOSUPPORT:
180 return G_IO_ERROR_NOT_SUPPORTED;
181 break;
182 #endif
183  
184 #ifdef ETIMEDOUT
185 case ETIMEDOUT:
186 return G_IO_ERROR_TIMED_OUT;
187 break;
188 #endif
189  
190 #ifdef EBUSY
191 case EBUSY:
192 return G_IO_ERROR_BUSY;
193 break;
194 #endif
195  
196 #ifdef EWOULDBLOCK
197 case EWOULDBLOCK:
198 return G_IO_ERROR_WOULD_BLOCK;
199 break;
200 #endif
201  
202 /* EWOULDBLOCK == EAGAIN on most systems, but POSIX considers them distinct */
203 #if defined (EAGAIN) && (!defined (EWOULDBLOCK) || (EWOULDBLOCK != EAGAIN))
204 case EAGAIN:
205 return G_IO_ERROR_WOULD_BLOCK;
206 break;
207 #endif
208  
209 #ifdef EMFILE
210 case EMFILE:
211 return G_IO_ERROR_TOO_MANY_OPEN_FILES;
212 break;
213 #endif
214  
215 #ifdef EADDRINUSE
216 case EADDRINUSE:
217 return G_IO_ERROR_ADDRESS_IN_USE;
218 break;
219 #endif
220  
221 #ifdef EHOSTUNREACH
222 case EHOSTUNREACH:
223 return G_IO_ERROR_HOST_UNREACHABLE;
224 break;
225 #endif
226  
227 #ifdef ENETUNREACH
228 case ENETUNREACH:
229 return G_IO_ERROR_NETWORK_UNREACHABLE;
230 break;
231 #endif
232  
233 #ifdef ECONNREFUSED
234 case ECONNREFUSED:
235 return G_IO_ERROR_CONNECTION_REFUSED;
236 break;
237 #endif
238  
239 #ifdef EPIPE
240 case EPIPE:
241 return G_IO_ERROR_BROKEN_PIPE;
242 break;
243 #endif
244  
245 #ifdef ECONNRESET
246 case ECONNRESET:
247 return G_IO_ERROR_CONNECTION_CLOSED;
248 break;
249 #endif
250  
251 #ifdef ENOTCONN
252 case ENOTCONN:
253 return G_IO_ERROR_NOT_CONNECTED;
254 break;
255 #endif
256  
257 #ifdef EMSGSIZE
258 case EMSGSIZE:
259 return G_IO_ERROR_MESSAGE_TOO_LARGE;
260 break;
261 #endif
262  
263 default:
264 return G_IO_ERROR_FAILED;
265 break;
266 }
267 }
268  
269 #ifdef G_OS_WIN32
270  
271 /**
272 * g_io_error_from_win32_error:
273 * @error_code: Windows error number.
274 *
275 * Converts some common error codes (as returned from GetLastError()
276 * or WSAGetLastError()) into GIO error codes. The fallback value
277 * %G_IO_ERROR_FAILED is returned for error codes not currently
278 * handled (but note that future GLib releases may return a more
279 * specific value instead).
280 *
281 * You can use g_win32_error_message() to get a localized string
282 * corresponding to @error_code. (But note that unlike g_strerror(),
283 * g_win32_error_message() returns a string that must be freed.)
284 *
285 * Returns: #GIOErrorEnum value for the given error number.
286 *
287 * Since: 2.26
288 **/
289 GIOErrorEnum
290 g_io_error_from_win32_error (gint error_code)
291 {
292 /* Note: Winsock errors are a subset of Win32 error codes as a
293 * whole. (The fact that the Winsock API makes them look like they
294 * aren't is just because the API predates Win32.)
295 */
296  
297 switch (error_code)
298 {
299 case WSAEADDRINUSE:
300 return G_IO_ERROR_ADDRESS_IN_USE;
301  
302 case WSAEWOULDBLOCK:
303 return G_IO_ERROR_WOULD_BLOCK;
304  
305 case WSAEACCES:
306 return G_IO_ERROR_PERMISSION_DENIED;
307  
308 case WSA_INVALID_HANDLE:
309 case WSA_INVALID_PARAMETER:
310 case WSAEINVAL:
311 case WSAEBADF:
312 case WSAENOTSOCK:
313 return G_IO_ERROR_INVALID_ARGUMENT;
314  
315 case WSAEPROTONOSUPPORT:
316 return G_IO_ERROR_NOT_SUPPORTED;
317  
318 case WSAECANCELLED:
319 return G_IO_ERROR_CANCELLED;
320  
321 case WSAESOCKTNOSUPPORT:
322 case WSAEOPNOTSUPP:
323 case WSAEPFNOSUPPORT:
324 case WSAEAFNOSUPPORT:
325 return G_IO_ERROR_NOT_SUPPORTED;
326  
327 case WSAECONNRESET:
328 return G_IO_ERROR_CONNECTION_CLOSED;
329  
330 case WSAEHOSTUNREACH:
331 return G_IO_ERROR_HOST_UNREACHABLE;
332  
333 case WSAENETUNREACH:
334 return G_IO_ERROR_NETWORK_UNREACHABLE;
335  
336 case WSAECONNREFUSED:
337 return G_IO_ERROR_CONNECTION_REFUSED;
338  
339 case WSAETIMEDOUT:
340 return G_IO_ERROR_TIMED_OUT;
341  
342 case WSAENOTCONN:
343 case ERROR_PIPE_LISTENING:
344 return G_IO_ERROR_NOT_CONNECTED;
345  
346 case WSAEMSGSIZE:
347 return G_IO_ERROR_MESSAGE_TOO_LARGE;
348  
349 default:
350 return G_IO_ERROR_FAILED;
351 }
352 }
353  
354 #endif