bba: automatically get TAP guid on windows
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3295 8ced0084-cf51-0410-be5f-012b33b47a6e
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Shawn Hoffman
parent
b059284b55
commit
8ff30a74a4
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@ -21,6 +21,143 @@
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#include "TAP_Win32.h"
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#include <assert.h>
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namespace Win32TAPHelper
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{
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bool IsTAPDevice(const char *guid)
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{
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HKEY netcard_key;
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LONG status;
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DWORD len;
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int i = 0;
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status = RegOpenKeyEx(HKEY_LOCAL_MACHINE, ADAPTER_KEY, 0, KEY_READ, &netcard_key);
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if (status != ERROR_SUCCESS)
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return false;
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for (;;)
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{
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char enum_name[256];
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char unit_string[256];
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HKEY unit_key;
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char component_id_string[] = "ComponentId";
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char component_id[256];
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char net_cfg_instance_id_string[] = "NetCfgInstanceId";
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char net_cfg_instance_id[256];
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DWORD data_type;
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len = sizeof(enum_name);
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status = RegEnumKeyEx(netcard_key, i, enum_name, &len, NULL, NULL, NULL, NULL);
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if (status == ERROR_NO_MORE_ITEMS)
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break;
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else if (status != ERROR_SUCCESS)
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return false;
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snprintf(unit_string, sizeof(unit_string), "%s\\%s", ADAPTER_KEY, enum_name);
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status = RegOpenKeyEx(HKEY_LOCAL_MACHINE, unit_string, 0, KEY_READ, &unit_key);
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if (status != ERROR_SUCCESS)
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{
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return false;
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}
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else
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{
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len = sizeof(component_id);
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status = RegQueryValueEx(unit_key, component_id_string, NULL, &data_type, (LPBYTE)component_id, &len);
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if (!(status != ERROR_SUCCESS || data_type != REG_SZ))
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{
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len = sizeof(net_cfg_instance_id);
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status = RegQueryValueEx(unit_key, net_cfg_instance_id_string, NULL, &data_type, (LPBYTE)net_cfg_instance_id, &len);
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if (status == ERROR_SUCCESS && data_type == REG_SZ)
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{
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if (!strcmp(component_id, TAP_COMPONENT_ID) && !strcmp(net_cfg_instance_id, guid))
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{
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RegCloseKey(unit_key);
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RegCloseKey(netcard_key);
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return true;
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}
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}
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}
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RegCloseKey(unit_key);
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}
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++i;
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}
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RegCloseKey(netcard_key);
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return false;
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}
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bool GetGUID(char *name, int name_size)
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{
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LONG status;
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HKEY control_net_key;
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DWORD len;
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int i = 0;
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bool stop = false;
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status = RegOpenKeyEx(HKEY_LOCAL_MACHINE, NETWORK_CONNECTIONS_KEY, 0, KEY_READ, &control_net_key);
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if (status != ERROR_SUCCESS)
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return false;
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while (!stop)
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{
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char enum_name[256];
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char connection_string[256];
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HKEY connection_key;
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char name_data[256];
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DWORD name_type;
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const char name_string[] = "Name";
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len = sizeof(enum_name);
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status = RegEnumKeyEx(control_net_key, i, enum_name, &len, NULL, NULL, NULL, NULL);
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if (status == ERROR_NO_MORE_ITEMS)
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break;
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else if (status != ERROR_SUCCESS)
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return false;
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snprintf(connection_string, sizeof(connection_string), "%s\\%s\\Connection", NETWORK_CONNECTIONS_KEY, enum_name);
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status = RegOpenKeyEx(HKEY_LOCAL_MACHINE, connection_string, 0, KEY_READ, &connection_key);
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if (status == ERROR_SUCCESS)
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{
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len = sizeof(name_data);
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status = RegQueryValueEx(connection_key, name_string, NULL, &name_type, (LPBYTE)name_data, &len);
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if (status != ERROR_SUCCESS || name_type != REG_SZ)
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{
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return false;
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}
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else
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{
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if (IsTAPDevice(enum_name))
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{
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snprintf(name, name_size, "%s", enum_name);
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stop = true;
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}
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}
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RegCloseKey(connection_key);
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}
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i++;
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}
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RegCloseKey(control_net_key);
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if (!stop)
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return false;
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return true;
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}
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} // namespace Win32TAPHelper
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bool CEXIETHERNET::deactivate()
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{
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@ -39,37 +176,39 @@ bool CEXIETHERNET::isActivated()
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return mHAdapter != INVALID_HANDLE_VALUE;
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}
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bool CEXIETHERNET::activate() {
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if(isActivated())
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bool CEXIETHERNET::activate()
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{
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if (isActivated())
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return true;
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DEBUGPRINT("\nActivating BBA...\n");
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DWORD len;
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char device_path[256];
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char device_guid[0x100];
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#if 0
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device_guid = get_device_guid (dev_node, guid_buffer, sizeof (guid_buffer), tap_reg, panel_reg, &gc);
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if (!device_guid)
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DEGUB("TAP-Win32 adapter '%s' not found\n", dev_node);
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if (!Win32TAPHelper::GetGUID(device_guid, sizeof(device_guid)))
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{
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DEBUGPRINT("Failed to find a TAP GUID");
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return false;
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}
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/* Open Windows TAP-Win32 adapter */
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openvpn_snprintf (device_path, sizeof(device_path), "%s%s%s",
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USERMODEDEVICEDIR,
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device_guid,
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TAPSUFFIX);
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#endif //0
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snprintf(device_path, sizeof(device_path), "%s%s%s", USERMODEDEVICEDIR, device_guid, TAPSUFFIX);
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mHAdapter = CreateFile (/*device_path*/
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//{DF0B593D-F759-4FE5-BCC8-844BC89245D7}
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//{E0277714-28A6-4EB6-8AA2-7DF4870C04F6}
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USERMODEDEVICEDIR "{E0277714-28A6-4EB6-8AA2-7DF4870C04F6}" TAPSUFFIX,
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GENERIC_READ | GENERIC_WRITE, 0, 0, OPEN_EXISTING,
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FILE_ATTRIBUTE_SYSTEM | FILE_FLAG_OVERLAPPED, 0);
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DEBUGPRINT("TAP-WIN32 device opened: %s\n",
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USERMODEDEVICEDIR "{E0277714-28A6-4EB6-8AA2-7DF4870C04F6}" TAPSUFFIX);
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if(mHAdapter == INVALID_HANDLE_VALUE) {
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DEBUGPRINT("mHAdapter is invalid\n");
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mHAdapter = CreateFile (
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device_path,
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GENERIC_READ | GENERIC_WRITE,
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0,
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0,
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OPEN_EXISTING,
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FILE_ATTRIBUTE_SYSTEM | FILE_FLAG_OVERLAPPED,
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0 );
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if (mHAdapter == INVALID_HANDLE_VALUE)
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{
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DEBUGPRINT("Failed to open TAP at %s\n", device_path);
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return false;
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}
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