public RemoteMessageBoxResult MessageBox(string text, string caption, RemoteMessageBoxButtons buttons,
RemoteMessageBoxIcon icon, RemoteMessageBoxDefaultButton defaultButton, RemoteMessageBoxOptions options,
TimeSpan timeout, bool synchronous)
{
var timeoutSeconds = (int)timeout.TotalSeconds;
var style = (int)buttons | (int)icon | (int)defaultButton | (int)options;
// TODO: Win 2003 Server doesn't start timeout counter until user moves mouse in session.
var result = NativeMethodsHelper.SendMessage(_server.Handle, _sessionId, caption, text, style,
timeoutSeconds, synchronous);
// TODO: Windows Server 2008 R2 beta returns 0 if the timeout expires.
// find out why this happens or file a bug report.
return(result == 0 ? RemoteMessageBoxResult.Timeout : result);
}
public void Connect(ITerminalServicesSession target, string password, bool synchronous)
{
if (!Local)
{
throw new InvalidOperationException("Cannot connect sessions that are running on remote servers");
}
if (IsVistaSp1OrHigher)
{
NativeMethodsHelper.Connect(_sessionId, target.SessionId, password, synchronous);
}
else
{
NativeMethodsHelper.LegacyConnect(_server.Handle, _sessionId, target.SessionId, password, synchronous);
}
}
private void LoadWinStationInformationProperties()
{
var wsInfo = NativeMethodsHelper.GetWinStationInformation(_server.Handle, _sessionId);
_windowStationName.Value = wsInfo.WinStationName;
_connectionState.Value = wsInfo.State;
_connectTime.Value = NativeMethodsHelper.FileTimeToDateTime(wsInfo.ConnectTime);
_currentTime.Value = NativeMethodsHelper.FileTimeToDateTime(wsInfo.CurrentTime);
_disconnectTime.Value = NativeMethodsHelper.FileTimeToDateTime(wsInfo.DisconnectTime);
_lastInputTime.Value = NativeMethodsHelper.FileTimeToDateTime(wsInfo.LastInputTime);
_loginTime.Value = NativeMethodsHelper.FileTimeToDateTime(wsInfo.LoginTime);
_userName.Value = wsInfo.UserName;
_domainName.Value = wsInfo.Domain;
_incomingStatistics.Value = new ProtocolStatistics(wsInfo.ProtocolStatus.Input);
_outgoingStatistics.Value = new ProtocolStatistics(wsInfo.ProtocolStatus.Output);
}
public void StopRemoteControl()
{
if (!Local)
{
throw new InvalidOperationException(
"Cannot stop remote control on sessions that are running on remote servers");
}
if (IsVistaSp1OrHigher)
{
NativeMethodsHelper.StopRemoteControl(_sessionId);
}
else
{
NativeMethodsHelper.LegacyStopRemoteControl(_server.Handle, _sessionId, true);
}
}
private IPAddress GetClientIPAddress()
{
WTS_CLIENT_ADDRESS clientAddress =
NativeMethodsHelper.QuerySessionInformationForStruct <WTS_CLIENT_ADDRESS>(_server.Handle, _sessionId,
WTS_INFO_CLASS.WTSClientAddress);
AddressFamily addressFamily = (AddressFamily)clientAddress.AddressFamily;
if (addressFamily == AddressFamily.InterNetwork)
{
byte[] address = new byte[4];
Array.Copy(clientAddress.Address, 2, address, 0, 4);
return(new IPAddress(address));
}
// TODO: support IPv6
return(null);
}
public TerminalServicesSession(ITerminalServer server, int sessionId, string windowStationName,
ConnectionState connectionState)
{
_server = server;
_sessionId = sessionId;
_windowStationName = windowStationName;
_connectionState = connectionState;
_clientBuildNumber = new LazyLoadedProperty <int>(GetClientBuildNumber);
_clientIPAddress = new LazyLoadedProperty <IPAddress>(GetClientIPAddress);
_clientDisplay = new LazyLoadedProperty <IClientDisplay>(GetClientDisplay);
_clientName =
NativeMethodsHelper.QuerySessionInformationForString(_server.Handle, _sessionId,
WTS_INFO_CLASS.WTSClientName);
// TODO: MSDN says most of these properties should be null for the console session.
// I haven't observed this in practice on Windows Server 2000, 2003, or 2008, but perhaps this
// should be considered.
if (Environment.OSVersion.Version >= new Version(6, 0))
{
// We can actually use documented APIs in Vista / Windows Server 2008+.
WTSINFO info =
NativeMethodsHelper.QuerySessionInformationForStruct <WTSINFO>(server.Handle, _sessionId,
WTS_INFO_CLASS.WTSSessionInfo);
_connectTime = NativeMethodsHelper.FileTimeToDateTime(info.ConnectTime);
_currentTime = NativeMethodsHelper.FileTimeToDateTime(info.CurrentTime);
_disconnectTime = NativeMethodsHelper.FileTimeToDateTime(info.DisconnectTime);
_lastInputTime = NativeMethodsHelper.FileTimeToDateTime(info.LastInputTime);
_loginTime = NativeMethodsHelper.FileTimeToDateTime(info.LogonTime);
_userName = info.UserName;
_domainName = info.Domain;
}
else
{
WINSTATIONINFORMATIONW wsInfo = NativeMethodsHelper.GetWinStationInformation(server.Handle, _sessionId);
_connectTime = NativeMethodsHelper.FileTimeToDateTime(wsInfo.ConnectTime);
_currentTime = NativeMethodsHelper.FileTimeToDateTime(wsInfo.CurrentTime);
_disconnectTime = NativeMethodsHelper.FileTimeToDateTime(wsInfo.DisconnectTime);
_lastInputTime = NativeMethodsHelper.FileTimeToDateTime(wsInfo.LastInputTime);
_loginTime = NativeMethodsHelper.FileTimeToDateTime(wsInfo.LoginTime);
_userName =
NativeMethodsHelper.QuerySessionInformationForString(server.Handle, _sessionId,
WTS_INFO_CLASS.WTSUserName);
_domainName =
NativeMethodsHelper.QuerySessionInformationForString(server.Handle, _sessionId,
WTS_INFO_CLASS.WTSDomainName);
}
}
private void LoadWtsInfoProperties()
{
var info = NativeMethodsHelper.QuerySessionInformationForStruct <WTSINFO>(_server.Handle, _sessionId,
WTS_INFO_CLASS.WTSSessionInfo);
_connectionState.Value = info.State;
_incomingStatistics.Value = new ProtocolStatistics(info.IncomingBytes, info.IncomingFrames,
info.IncomingCompressedBytes);
_outgoingStatistics.Value = new ProtocolStatistics(info.OutgoingBytes, info.OutgoingFrames,
info.OutgoingCompressedBytes);
_windowStationName.Value = info.WinStationName;
_domainName.Value = info.Domain;
_userName.Value = info.UserName;
_connectTime.Value = NativeMethodsHelper.FileTimeToDateTime(info.ConnectTime);
_disconnectTime.Value = NativeMethodsHelper.FileTimeToDateTime(info.DisconnectTime);
_lastInputTime.Value = NativeMethodsHelper.FileTimeToDateTime(info.LastInputTime);
_loginTime.Value = NativeMethodsHelper.FileTimeToDateTime(info.LogonTime);
_currentTime.Value = NativeMethodsHelper.FileTimeToDateTime(info.CurrentTime);
}
public void Disconnect(bool synchronous)
{
NativeMethodsHelper.DisconnectSession(_server.Handle, _sessionId, synchronous);
}
public void Logoff(bool synchronous)
{
NativeMethodsHelper.LogoffSession(_server.Handle, _sessionId, synchronous);
}
private int GetClientBuildNumber()
{
return(NativeMethodsHelper.QuerySessionInformationForInt(_server.Handle, _sessionId,
WTS_INFO_CLASS.WTSClientBuildNumber));
}
private string GetClientDirectory()
{
return(NativeMethodsHelper.QuerySessionInformationForString(_server.Handle, _sessionId,
WTS_INFO_CLASS.WTSClientDirectory));
}
private int GetClientHardwareId()
{
return(NativeMethodsHelper.QuerySessionInformationForInt(_server.Handle, _sessionId,
WTS_INFO_CLASS.WTSClientHardwareId));
}
private EndPoint GetRemoteEndPoint()
{
return(NativeMethodsHelper.QuerySessionInformationForEndPoint(_server.Handle, _sessionId));
}
private string GetApplicationName()
{
return(NativeMethodsHelper.QuerySessionInformationForString(_server.Handle, _sessionId,
WTS_INFO_CLASS.WTSApplicationName));
}
private string GetInitialProgram()
{
return(NativeMethodsHelper.QuerySessionInformationForString(_server.Handle, _sessionId,
WTS_INFO_CLASS.WTSInitialProgram));
}
private int GetClientBuildNumber()
{
return(NativeMethodsHelper.QuerySessionInformationForClientBuildNumber(_server.Handle, _sessionId));
}
private short GetClientProductId()
{
return(NativeMethodsHelper.QuerySessionInformationForShort(_server.Handle, _sessionId,
WTS_INFO_CLASS.WTSClientProductId));
}
public void Shutdown(ShutdownType type)
{
NativeMethodsHelper.ShutdownSystem(Handle, (int)type);
}
public void Kill(int exitCode)
{
NativeMethodsHelper.TerminateProcess(_server.Handle, _processId, exitCode);
}
