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/cvs/gvpe/src/tincd/mingw/device.c
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Comparing gvpe/src/tincd/mingw/device.c (file contents):
Revision 1.1 by pcg, Tue Oct 14 03:22:09 2003 UTC vs.
Revision 1.2 by pcg, Thu Mar 17 23:59:38 2005 UTC

1/* 1/*
2 device.c -- Interaction with Windows tap driver in a MinGW environment 2 device.c -- Interaction with Windows tap driver in a MinGW environment
3 Copyright (C) 2002-2003 Ivo Timmermans <ivo@o2w.nl>, 3 Copyright (C) 2002-2004 Ivo Timmermans <ivo@tinc-vpn.org>,
4 2002-2003 Guus Sliepen <guus@sliepen.eu.org> 4 2002-2004 Guus Sliepen <guus@tinc-vpn.org>
5 5
6 This program is free software; you can redistribute it and/or modify 6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by 7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or 8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version. 9 (at your option) any later version.
… …
15 15
16 You should have received a copy of the GNU General Public License 16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software 17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 19
20 $Id: device.c,v 1.1 2003/10/14 03:22:09 pcg Exp $ 20 $Id: device.c,v 1.2 2005/03/17 23:59:38 pcg Exp $
21*/ 21*/
22 22
23#include "system.h"
23 24
24#include <windows.h> 25#include <windows.h>
25#include <winioctl.h> 26#include <winioctl.h>
26 27
27 28#include "tincd/mingw/common.h"
28#define REG_CONTROL_NET "SYSTEM\\CurrentControlSet\\Control\\Network\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
29
30#define USERMODEDEVICEDIR "\\\\.\\"
31#define USERDEVICEDIR "\\??\\"
32#define TAPSUFFIX ".tap"
33
34#define TAP_CONTROL_CODE(request,method) CTL_CODE(FILE_DEVICE_PHYSICAL_NETCARD | 8000, request, method, FILE_ANY_ACCESS)
35
36#define TAP_IOCTL_GET_LASTMAC TAP_CONTROL_CODE(0, METHOD_BUFFERED)
37#define TAP_IOCTL_GET_MAC TAP_CONTROL_CODE(1, METHOD_BUFFERED)
38#define TAP_IOCTL_SET_STATISTICS TAP_CONTROL_CODE(2, METHOD_BUFFERED)
39 29
40int device_fd = 0; 30int device_fd = 0;
41HANDLE device_handle = INVALID_HANDLE_VALUE; 31static HANDLE device_handle = INVALID_HANDLE_VALUE;
42char *device = NULL; 32char *device = NULL;
43char *iface = NULL; 33char *iface = NULL;
44char *device_info = NULL; 34char *device_info = NULL;
45 35
46int device_total_in = 0; 36static int device_total_in = 0;
47int device_total_out = 0; 37static int device_total_out = 0;
48 38
49extern char *myport; 39extern char *myport;
50 40
51DWORD WINAPI tapreader(void *bla) { 41DWORD WINAPI tapreader(void *bla) {
52 int sock, err, status; 42 int sock, err, status;
… …
122 char regpath[1024]; 112 char regpath[1024];
123 char adapterid[1024]; 113 char adapterid[1024];
124 char adaptername[1024]; 114 char adaptername[1024];
125 char tapname[1024]; 115 char tapname[1024];
126 long len; 116 long len;
117 unsigned long status;
127 118
128 bool found = false; 119 bool found = false;
129 120
130 int sock, err; 121 int sock, err;
131 HANDLE thread; 122 HANDLE thread;
… …
143 get_config_string(lookup_config(config_tree, "Device"), &device); 134 get_config_string(lookup_config(config_tree, "Device"), &device);
144 get_config_string(lookup_config(config_tree, "Interface"), &iface); 135 get_config_string(lookup_config(config_tree, "Interface"), &iface);
145 136
146 /* Open registry and look for network adapters */ 137 /* Open registry and look for network adapters */
147 138
148 if(RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_CONTROL_NET, 0, KEY_READ, &key)) { 139 if(RegOpenKeyEx(HKEY_LOCAL_MACHINE, NETWORK_CONNECTIONS_KEY, 0, KEY_READ, &key)) {
149 logger(LOG_ERR, _("Unable to read registry: %s"), winerror(GetLastError())); 140 logger(LOG_ERR, _("Unable to read registry: %s"), winerror(GetLastError()));
150 return false; 141 return false;
151 } 142 }
152 143
153 for (i = 0; ; i++) { 144 for (i = 0; ; i++) {
… …
155 if(RegEnumKeyEx(key, i, adapterid, &len, 0, 0, 0, NULL)) 146 if(RegEnumKeyEx(key, i, adapterid, &len, 0, 0, 0, NULL))
156 break; 147 break;
157 148
158 /* Find out more about this adapter */ 149 /* Find out more about this adapter */
159 150
160 snprintf(regpath, sizeof(regpath), "%s\\%s\\Connection", REG_CONTROL_NET, adapterid); 151 snprintf(regpath, sizeof(regpath), "%s\\%s\\Connection", NETWORK_CONNECTIONS_KEY, adapterid);
161 152
162 if(RegOpenKeyEx(HKEY_LOCAL_MACHINE, regpath, 0, KEY_READ, &key2)) 153 if(RegOpenKeyEx(HKEY_LOCAL_MACHINE, regpath, 0, KEY_READ, &key2))
163 continue; 154 continue;
164 155
165 len = sizeof(adaptername); 156 len = sizeof(adaptername);
… …
274 return false; 265 return false;
275 } 266 }
276 267
277 closesocket(sock); 268 closesocket(sock);
278 269
270 /* Set media status for newer TAP-Win32 devices */
271
272 status = true;
273 DeviceIoControl(device_handle, TAP_IOCTL_SET_MEDIA_STATUS, &status, sizeof(status), &status, sizeof(status), &len, NULL);
274
279 device_info = _("Windows tap device"); 275 device_info = _("Windows tap device");
280 276
281 logger(LOG_INFO, _("%s (%s) is a %s"), device, iface, device_info); 277 logger(LOG_INFO, _("%s (%s) is a %s"), device, iface, device_info);
282 278
283 return true; 279 return true;

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