int CheckServiceStatus()
{
SC_HANDLE schSCManager;
SC_HANDLE schService;
SERVICE_STATUS ssStatus;
// Open a handle to the SC Manager database.
schSCManager = OpenSCManager(
NULL, // local machine
NULL, // ServicesActive database
SC_MANAGER_CONNECT); // Connect rights
if (NULL == schSCManager) {
o.service_state = service_noaccess;
SetServiceMenuStatus();
return(false);
}
schService = OpenService(
schSCManager, // SCM database
_T("OpenVPNService"), // service name
SERVICE_QUERY_STATUS);
if (schService == NULL) {
/* open vpn service failed */
ShowLocalizedMsg(IDS_ERR_OPEN_VPN_SERVICE);
o.service_state = service_noaccess;
SetServiceMenuStatus();
return(false);
}
if (!QueryServiceStatus(
schService, // handle to service
&ssStatus) ) // address of status information structure
{
/* query failed */
ShowLocalizedMsg(IDS_ERR_QUERY_SERVICE);
return(false);
}
if (ssStatus.dwCurrentState == SERVICE_RUNNING)
{
o.service_state = service_connected;
SetServiceMenuStatus();
SetTrayIcon(connected);
return(true);
}
else
{
o.service_state = service_disconnected;
SetServiceMenuStatus();
SetTrayIcon(disconnected);
return(false);
}
}
int MyStopService()
{
SC_HANDLE schSCManager;
SC_HANDLE schService;
SERVICE_STATUS ssStatus;
int i;
// Open a handle to the SC Manager database.
schSCManager = OpenSCManager(
NULL, // local machine
NULL, // ServicesActive database
SC_MANAGER_CONNECT); // Connect rights
if (NULL == schSCManager) {
/* can't open SCManager */
ShowLocalizedMsg(IDS_ERR_OPEN_SCMGR, (int) GetLastError());
return(false);
}
schService = OpenService(
schSCManager, // SCM database
_T("OpenVPNService"), // service name
SERVICE_STOP);
if (schService == NULL) {
/* can't open vpn service */
ShowLocalizedMsg(IDS_ERR_OPEN_VPN_SERVICE);
return(false);
}
/* Run DisConnect script */
for (i=0; i<o.num_configs; i++)
RunDisconnectScript(&o.conn[i], true);
if (!ControlService(
schService, // handle to service
SERVICE_CONTROL_STOP, // control value to send
&ssStatus) ) // address of status info
{
/* stop failed */
ShowLocalizedMsg(IDS_ERR_STOP_SERVICE);
return(false);
}
o.service_state = service_disconnected;
SetServiceMenuStatus();
CheckAndSetTrayIcon();
return(true);
}
int MyStartService()
{
SC_HANDLE schSCManager;
SC_HANDLE schService;
SERVICE_STATUS ssStatus;
DWORD dwOldCheckPoint;
DWORD dwStartTickCount;
DWORD dwWaitTime;
int i;
/* Set Service Status = Connecting */
o.service_state = service_connecting;
SetServiceMenuStatus();
CheckAndSetTrayIcon();
// Open a handle to the SC Manager database.
schSCManager = OpenSCManager(
NULL, // local machine
NULL, // ServicesActive database
SC_MANAGER_CONNECT); // Connect rights
if (NULL == schSCManager) {
/* open SC manager failed */
ShowLocalizedMsg(IDS_ERR_OPEN_SCMGR);
goto failed;
}
schService = OpenService(
schSCManager, // SCM database
_T("OpenVPNService"), // service name
SERVICE_START | SERVICE_QUERY_STATUS);
if (schService == NULL) {
/* can't open VPN service */
ShowLocalizedMsg(IDS_ERR_OPEN_VPN_SERVICE);
goto failed;
}
/* Run Pre-connect script */
for (i=0; i<o.num_configs; i++)
RunPreconnectScript(&o.conn[i]);
if (!StartService(
schService, // handle to service
0, // number of arguments
NULL) ) // no arguments
{
/* can't start */
ShowLocalizedMsg(IDS_ERR_START_SERVICE);
goto failed;
}
else
{
//printf("Service start pending.\n");
}
// Check the status until the service is no longer start pending.
if (!QueryServiceStatus(
schService, // handle to service
&ssStatus) ) // address of status information structure
{
/* query failed */
ShowLocalizedMsg(IDS_ERR_QUERY_SERVICE);
goto failed;
}
// Save the tick count and initial checkpoint.
dwStartTickCount = GetTickCount();
dwOldCheckPoint = ssStatus.dwCheckPoint;
while (ssStatus.dwCurrentState == SERVICE_START_PENDING)
{
// Do not wait longer than the wait hint. A good interval is
// one tenth the wait hint, but no less than 1 second and no
// more than 5 seconds.
dwWaitTime = ssStatus.dwWaitHint / 10;
if( dwWaitTime < 1000 )
dwWaitTime = 1000;
else if ( dwWaitTime > 5000 )
dwWaitTime = 5000;
Sleep( dwWaitTime );
// Check the status again.
if (!QueryServiceStatus(
schService, // handle to service
&ssStatus) ) // address of structure
break;
if ( ssStatus.dwCheckPoint > dwOldCheckPoint )
{
// The service is making progress.
dwStartTickCount = GetTickCount();
dwOldCheckPoint = ssStatus.dwCheckPoint;
}
else
{
if(GetTickCount()-dwStartTickCount > ssStatus.dwWaitHint)
{
// No progress made within the wait hint
break;
}
}
}
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
if (ssStatus.dwCurrentState != SERVICE_RUNNING)
{
/* service hasn't started */
ShowLocalizedMsg(IDS_ERR_SERVICE_START_FAILED);
goto failed;
}
/* Run Connect script */
for (i=0; i<o.num_configs; i++)
RunConnectScript(&o.conn[i], true);
/* Set Service Status = Connected */
o.service_state = service_connected;
SetServiceMenuStatus();
CheckAndSetTrayIcon();
/* Show "OpenVPN Service Started" Tray Balloon msg */
ShowTrayBalloon(LoadLocalizedString(IDS_NFO_SERVICE_STARTED), _T(""));
return(true);
failed:
/* Set Service Status = Disconnecting */
o.service_state = service_disconnected;
SetServiceMenuStatus();
CheckAndSetTrayIcon();
return(false);
}
/* Create popup menus */
void
CreatePopupMenus()
{
int i;
for (i = 0; i < o.num_configs; i++)
hMenuConn[i] = CreatePopupMenu();
hMenuService = CreatePopupMenu();
hMenu = CreatePopupMenu();
if (o.num_configs == 1) {
/* Create Main menu with actions */
if (o.service_only == 0) {
AppendMenu(hMenu, MF_STRING, IDM_CONNECTMENU, LoadLocalizedString(IDS_MENU_CONNECT));
AppendMenu(hMenu, MF_STRING, IDM_DISCONNECTMENU, LoadLocalizedString(IDS_MENU_DISCONNECT));
AppendMenu(hMenu, MF_STRING, IDM_STATUSMENU, LoadLocalizedString(IDS_MENU_STATUS));
AppendMenu(hMenu, MF_SEPARATOR, 0, 0);
}
else {
AppendMenu(hMenu, MF_STRING, IDM_SERVICE_START, LoadLocalizedString(IDS_MENU_SERVICEONLY_START));
AppendMenu(hMenu, MF_STRING, IDM_SERVICE_STOP, LoadLocalizedString(IDS_MENU_SERVICEONLY_STOP));
AppendMenu(hMenu, MF_STRING, IDM_SERVICE_RESTART, LoadLocalizedString(IDS_MENU_SERVICEONLY_RESTART));
AppendMenu(hMenu, MF_SEPARATOR, 0, 0);
}
AppendMenu(hMenu, MF_STRING, IDM_VIEWLOGMENU, LoadLocalizedString(IDS_MENU_VIEWLOG));
AppendMenu(hMenu, MF_STRING, IDM_EDITMENU, LoadLocalizedString(IDS_MENU_EDITCONFIG));
AppendMenu(hMenu, MF_STRING, IDM_CLEARPASSMENU, LoadLocalizedString(IDS_MENU_CLEARPASS));
#ifndef DISABLE_CHANGE_PASSWORD
if (o.conn[0].flags & ALLOW_CHANGE_PASSPHRASE)
AppendMenu(hMenu, MF_STRING, IDM_PASSPHRASEMENU, LoadLocalizedString(IDS_MENU_PASSPHRASE));
#endif
AppendMenu(hMenu, MF_SEPARATOR, 0, 0);
AppendMenu(hMenu, MF_STRING, IDM_IMPORT, LoadLocalizedString(IDS_MENU_IMPORT));
AppendMenu(hMenu, MF_STRING ,IDM_SETTINGS, LoadLocalizedString(IDS_MENU_SETTINGS));
AppendMenu(hMenu, MF_STRING ,IDM_CLOSE, LoadLocalizedString(IDS_MENU_CLOSE));
SetMenuStatus(&o.conn[0], o.conn[0].state);
}
else {
/* Create Main menu with all connections */
int i;
for (i = 0; i < o.num_configs; i++)
AppendMenu(hMenu, MF_POPUP, (UINT_PTR) hMenuConn[i], o.conn[i].config_name);
if (o.num_configs > 0)
AppendMenu(hMenu, MF_SEPARATOR, 0, 0);
if (o.service_only) {
AppendMenu(hMenu, MF_STRING, IDM_SERVICE_START, LoadLocalizedString(IDS_MENU_SERVICEONLY_START));
AppendMenu(hMenu, MF_STRING, IDM_SERVICE_STOP, LoadLocalizedString(IDS_MENU_SERVICEONLY_STOP));
AppendMenu(hMenu, MF_STRING, IDM_SERVICE_RESTART, LoadLocalizedString(IDS_MENU_SERVICEONLY_RESTART));
AppendMenu(hMenu, MF_SEPARATOR, 0, 0);
}
AppendMenu(hMenu, MF_STRING, IDM_IMPORT, LoadLocalizedString(IDS_MENU_IMPORT));
AppendMenu(hMenu, MF_STRING, IDM_SETTINGS, LoadLocalizedString(IDS_MENU_SETTINGS));
AppendMenu(hMenu, MF_STRING, IDM_CLOSE, LoadLocalizedString(IDS_MENU_CLOSE));
/* Create popup menus for every connection */
for (i=0; i < o.num_configs; i++) {
if (o.service_only == 0) {
AppendMenu(hMenuConn[i], MF_STRING, IDM_CONNECTMENU + i, LoadLocalizedString(IDS_MENU_CONNECT));
AppendMenu(hMenuConn[i], MF_STRING, IDM_DISCONNECTMENU + i, LoadLocalizedString(IDS_MENU_DISCONNECT));
AppendMenu(hMenuConn[i], MF_STRING, IDM_STATUSMENU + i, LoadLocalizedString(IDS_MENU_STATUS));
AppendMenu(hMenuConn[i], MF_SEPARATOR, 0, 0);
}
AppendMenu(hMenuConn[i], MF_STRING, IDM_VIEWLOGMENU + i, LoadLocalizedString(IDS_MENU_VIEWLOG));
AppendMenu(hMenuConn[i], MF_STRING, IDM_EDITMENU + i, LoadLocalizedString(IDS_MENU_EDITCONFIG));
AppendMenu(hMenuConn[i], MF_STRING, IDM_CLEARPASSMENU + i, LoadLocalizedString(IDS_MENU_CLEARPASS));
#ifndef DISABLE_CHANGE_PASSWORD
if (o.conn[i].flags & ALLOW_CHANGE_PASSPHRASE)
AppendMenu(hMenuConn[i], MF_STRING, IDM_PASSPHRASEMENU + i, LoadLocalizedString(IDS_MENU_PASSPHRASE));
#endif
SetMenuStatus(&o.conn[i], o.conn[i].state);
}
}
SetServiceMenuStatus();
}