| 1 | /* |
1 | /* |
| 2 | device-cygwin.C -- Stub for Cygwin environment |
2 | device-cygwin.C -- Stub for Cygwin environment |
| 3 | Copyright (C) 2003-2004 Marc Lehmann <ocg@goof.com> |
3 | Copyright (C) 2003-2008 Marc Lehmann <ocg@goof.com> |
| 4 | Copyright (C) 2002-2003 Ivo Timmermans <ivo@o2w.nl>, |
4 | Copyright (C) 2002-2003 Ivo Timmermans <ivo@o2w.nl>, |
| 5 | 2002-2003 Guus Sliepen <guus@sliepen.eu.org> |
5 | 2002-2003 Guus Sliepen <guus@sliepen.eu.org> |
| 6 | |
6 | |
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7 | This file is part of GVPE. |
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8 | |
| 7 | This program is free software; you can redistribute it and/or modify |
9 | GVPE is free software; you can redistribute it and/or modify it |
| 8 | it under the terms of the GNU General Public License as published by |
10 | under the terms of the GNU General Public License as published by the |
| 9 | the Free Software Foundation; either version 2 of the License, or |
11 | Free Software Foundation; either version 3 of the License, or (at your |
| 10 | (at your option) any later version. |
12 | option) any later version. |
| 11 | |
13 | |
| 12 | This program is distributed in the hope that it will be useful, |
14 | This program is distributed in the hope that it will be useful, but |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
| 15 | GNU General Public License for more details. |
17 | Public License for more details. |
| 16 | |
18 | |
| 17 | You should have received a copy of the GNU General Public License |
19 | You should have received a copy of the GNU General Public License along |
| 18 | along with this program; if not, write to the Free Software |
20 | with this program; if not, see <http://www.gnu.org/licenses/>. |
| 19 | Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
21 | |
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22 | Additional permission under GNU GPL version 3 section 7 |
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23 | |
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24 | If you modify this Program, or any covered work, by linking or |
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25 | combining it with the OpenSSL project's OpenSSL library (or a modified |
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26 | version of that library), containing parts covered by the terms of the |
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27 | OpenSSL or SSLeay licenses, the licensors of this Program grant you |
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28 | additional permission to convey the resulting work. Corresponding |
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29 | Source for a non-source form of such a combination shall include the |
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30 | source code for the parts of OpenSSL used as well as that of the |
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31 | covered work. |
| 20 | */ |
32 | */ |
| 21 | |
33 | |
| 22 | // unfortunately, there is be no way to set MAC addresses under windows, |
34 | // unfortunately, there is be no way to set MAC addresses under windows, |
| 23 | // and the default cipedrvr uses a different MAC address than we do, |
35 | // and the default cipedrvr uses a different MAC address than we do, |
| 24 | // so this module tries to fix mac addresses in packets and arp packets. |
36 | // so this module tries to fix mac addresses in packets and arp packets. |
| … | |
… | |
| 28 | // a newer driver is available as part of the openvpn package: |
40 | // a newer driver is available as part of the openvpn package: |
| 29 | // http://openvpn.sf.net/ |
41 | // http://openvpn.sf.net/ |
| 30 | |
42 | |
| 31 | #include "config.h" |
43 | #include "config.h" |
| 32 | |
44 | |
| 33 | #include <stdio.h> |
45 | #include <cstdio> |
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46 | #include <cstring> |
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47 | #include <cstdlib> |
| 34 | #include <errno.h> |
48 | #include <errno.h> |
| 35 | #include <sys/types.h> |
49 | #include <sys/types.h> |
| 36 | #include <sys/stat.h> |
50 | #include <sys/stat.h> |
| 37 | #include <fcntl.h> |
51 | #include <fcntl.h> |
| 38 | #include <unistd.h> |
52 | #include <unistd.h> |
| 39 | #include <cstring> |
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| 40 | |
53 | |
| 41 | #include "conf.h" |
54 | #include "conf.h" |
| 42 | #include "util.h" |
55 | #include "util.h" |
| 43 | |
56 | |
| 44 | #include <io.h> |
57 | #include <io.h> |
| … | |
… | |
| 100 | if (GetLastError () == ERROR_IO_PENDING) |
113 | if (GetLastError () == ERROR_IO_PENDING) |
| 101 | GetOverlappedResult (device_handle, &overlapped, &dlen, TRUE); |
114 | GetOverlappedResult (device_handle, &overlapped, &dlen, TRUE); |
| 102 | else |
115 | else |
| 103 | { |
116 | { |
| 104 | slog (L_ERR, "WIN32 TAP: ReadFile returned error: %s", wstrerror (GetLastError ())); |
117 | slog (L_ERR, "WIN32 TAP: ReadFile returned error: %s", wstrerror (GetLastError ())); |
| 105 | exit (1); |
118 | exit (EXIT_FAILURE); |
| 106 | } |
119 | } |
| 107 | } |
120 | } |
| 108 | |
121 | |
| 109 | if (dlen > 0) |
122 | if (dlen > 0) |
| 110 | { |
123 | { |
| … | |
… | |
| 119 | tap_device::info () |
132 | tap_device::info () |
| 120 | { |
133 | { |
| 121 | return _("cygwin cipe/openvpn tap device"); |
134 | return _("cygwin cipe/openvpn tap device"); |
| 122 | } |
135 | } |
| 123 | |
136 | |
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137 | const char * |
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138 | tap_device::if_up () |
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139 | { |
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140 | return ""; |
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141 | } |
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142 | |
| 124 | tap_device::tap_device () |
143 | tap_device::tap_device () |
| 125 | { |
144 | { |
| 126 | HKEY key, key2; |
145 | HKEY key, key2; |
| 127 | int i; |
146 | int i; |
| 128 | |
147 | |
| … | |
… | |
| 140 | |
159 | |
| 141 | if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, REG_CONTROL_NET, 0, KEY_READ, &key)) |
160 | if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, REG_CONTROL_NET, 0, KEY_READ, &key)) |
| 142 | { |
161 | { |
| 143 | slog (L_ERR, _("WIN32 TAP: unable to read registry: %s"), |
162 | slog (L_ERR, _("WIN32 TAP: unable to read registry: %s"), |
| 144 | wstrerror (GetLastError ())); |
163 | wstrerror (GetLastError ())); |
| 145 | exit (1); |
164 | exit (EXIT_FAILURE); |
| 146 | } |
165 | } |
| 147 | |
166 | |
| 148 | for (i = 0;; i++) |
167 | for (i = 0;; i++) |
| 149 | { |
168 | { |
| 150 | len = sizeof (adapterid); |
169 | len = sizeof (adapterid); |
| … | |
… | |
| 191 | RegCloseKey (key); |
210 | RegCloseKey (key); |
| 192 | |
211 | |
| 193 | if (!found) |
212 | if (!found) |
| 194 | { |
213 | { |
| 195 | slog (L_ERR, _("WIN32 TAP: no windows tap device found!")); |
214 | slog (L_ERR, _("WIN32 TAP: no windows tap device found!")); |
| 196 | exit (1); |
215 | exit (EXIT_FAILURE); |
| 197 | } |
216 | } |
| 198 | |
217 | |
| 199 | /* Try to open the corresponding tap device */ |
218 | /* Try to open the corresponding tap device */ |
| 200 | |
219 | |
| 201 | if (device_handle == INVALID_HANDLE_VALUE) |
220 | if (device_handle == INVALID_HANDLE_VALUE) |
| … | |
… | |
| 209 | |
228 | |
| 210 | if (device_handle == INVALID_HANDLE_VALUE) |
229 | if (device_handle == INVALID_HANDLE_VALUE) |
| 211 | { |
230 | { |
| 212 | slog (L_ERR, _("WIN32 TAP: %s is not a usable windows tap device %s: %s"), |
231 | slog (L_ERR, _("WIN32 TAP: %s is not a usable windows tap device %s: %s"), |
| 213 | adaptername, tapname, wstrerror (GetLastError ())); |
232 | adaptername, tapname, wstrerror (GetLastError ())); |
| 214 | exit (1); |
233 | exit (EXIT_FAILURE); |
| 215 | } |
234 | } |
| 216 | |
235 | |
| 217 | strcpy (ifrname, (char *)tapname); |
236 | strcpy (ifrname, (char *)tapname); |
| 218 | |
237 | |
| 219 | /* Get MAC address from tap device */ |
238 | /* Get MAC address from tap device */ |
| … | |
… | |
| 223 | &len, 0)) |
242 | &len, 0)) |
| 224 | { |
243 | { |
| 225 | slog (L_ERR, |
244 | slog (L_ERR, |
| 226 | _("WIN32 TAP: could not get MAC address from windows tap device %s: %s"), |
245 | _("WIN32 TAP: could not get MAC address from windows tap device %s: %s"), |
| 227 | adaptername, wstrerror (GetLastError ())); |
246 | adaptername, wstrerror (GetLastError ())); |
| 228 | exit (1); |
247 | exit (EXIT_FAILURE); |
| 229 | } |
248 | } |
| 230 | |
249 | |
| 231 | pipe (iopipe); |
250 | pipe (iopipe); |
| 232 | fd = iopipe[0]; |
251 | fd = iopipe[0]; |
| 233 | pipe_handle = (HANDLE) get_osfhandle (iopipe[1]); |
252 | pipe_handle = (HANDLE) get_osfhandle (iopipe[1]); |
