public static TerminalServer GetSessions(string ServerName)
{
TerminalServer Data = new TerminalServer();
Data.ServerName = ServerName;
IntPtr ptrOpenedServer = IntPtr.Zero;
try
{
ptrOpenedServer = WTSOpenServer(ServerName);
if (ptrOpenedServer == System.IntPtr.Zero)
{
Data.IsATerminalServer = false;
return(Data);
}
Data.ServerPointer = ptrOpenedServer;
Data.IsATerminalServer = true;
Int32 FRetVal;
IntPtr ppSessionInfo = IntPtr.Zero;
Int32 Count = 0;
try
{
FRetVal = WTSEnumerateSessions(ptrOpenedServer, 0, 1, ref ppSessionInfo, ref Count);
if (FRetVal != 0)
{
Data.Sessions = new List <Session>();
WTS_SESSION_INFO[] sessionInfo = new WTS_SESSION_INFO[Count + 1];
int i;
System.IntPtr session_ptr;
for (i = 0; i <= Count - 1; i++)
{
session_ptr = new System.IntPtr(ppSessionInfo.ToInt32() + (i * Marshal.SizeOf(sessionInfo[i])));
sessionInfo[i] = (WTS_SESSION_INFO)Marshal.PtrToStructure(session_ptr, typeof(WTS_SESSION_INFO));
Session s = new Session();
s.SessionID = sessionInfo[i].SessionID;
s.State = (ConnectionStates)(int)sessionInfo[i].State;
s.WindowsStationName = sessionInfo[i].pWinStationName;
s.ServerName = ServerName;
Data.Sessions.Add(s);
}
WTSFreeMemory(ppSessionInfo);
strSessionsInfo[] tmpArr = new strSessionsInfo[sessionInfo.GetUpperBound(0) + 1];
for (i = 0; i <= tmpArr.GetUpperBound(0); i++)
{
tmpArr[i].SessionID = sessionInfo[i].SessionID;
tmpArr[i].StationName = sessionInfo[i].pWinStationName;
tmpArr[i].ConnectionState = GetConnectionState(sessionInfo[i].State);
//MessageBox.Show(tmpArr(i).StationName & " " & tmpArr(i).SessionID & " " & tmpArr(i).ConnectionState)
}
// ERROR: Not supported in C#: ReDimStatement
}
}
catch (Exception ex)
{
Logging.Error("Get Sessions Inner", ex);
Data.Errors.Add(ex.Message + "\r\n" + System.Runtime.InteropServices.Marshal.GetLastWin32Error());
}
}
catch (Exception ex)
{
Logging.Info("Get Sessions Outer", ex);
Data.Errors.Add(ex.Message + "\r\n" + System.Runtime.InteropServices.Marshal.GetLastWin32Error());
}
WTS_PROCESS_INFO[] plist = WTSEnumerateProcesses(ptrOpenedServer, Data);
//Get ProcessID of TS Session that executed this TS Session
Int32 active_process = GetCurrentProcessId();
Int32 active_session = 0;
bool success1 = ProcessIdToSessionId(active_process, ref active_session);
if (active_session <= 0)
{
success1 = false;
}
if (Data != null && Data.Sessions != null)
{
foreach (Session s in Data.Sessions)
{
if (s.Client == null)
{
s.Client = new Client();
}
WTS_CLIENT_INFO ClientInfo = LoadClientInfoForSession(Data.ServerPointer, s.SessionID);
s.Client.Address = ClientInfo.Address;
s.Client.AddressFamily = ClientInfo.AddressFamily;
s.Client.ClientName = ClientInfo.WTSClientName;
s.Client.DomianName = ClientInfo.WTSDomainName;
s.Client.StationName = ClientInfo.WTSStationName;
s.Client.Status = ClientInfo.WTSStatus;
s.Client.UserName = ClientInfo.WTSUserName;
s.IsTheActiveSession = false;
if (success1 && s.SessionID == active_session)
{
s.IsTheActiveSession = true;
}
}
}
WTSCloseServer(ptrOpenedServer);
return(Data);
}
public static TerminalServer GetSessions(string ServerName)
{
TerminalServer Data = new TerminalServer {ServerName = ServerName};
IntPtr ptrOpenedServer = IntPtr.Zero;
try
{
ptrOpenedServer = WTSOpenServer(ServerName);
if (ptrOpenedServer == IntPtr.Zero)
{
Data.IsATerminalServer = false;
return Data;
}
Data.ServerPointer = ptrOpenedServer;
Data.IsATerminalServer = true;
IntPtr ppSessionInfo = IntPtr.Zero;
Int32 Count = 0;
try
{
Int32 FRetVal = WTSEnumerateSessions(ptrOpenedServer, 0, 1, ref ppSessionInfo, ref Count);
if (FRetVal != 0)
{
Data.Sessions = new List<Session>();
WTS_SESSION_INFO[] sessionInfo = new WTS_SESSION_INFO[Count + 1];
int i;
for (i = 0; i <= Count - 1; i++)
{
IntPtr session_ptr = new IntPtr(ppSessionInfo.ToInt32() + (i*Marshal.SizeOf(sessionInfo[i])));
sessionInfo[i] =
(WTS_SESSION_INFO) Marshal.PtrToStructure(session_ptr, typeof (WTS_SESSION_INFO));
Data.Sessions.Add(new Session
{
SessionId = sessionInfo[i].SessionID,
State = (ConnectionStates) (int) sessionInfo[i].State,
WindowsStationName = sessionInfo[i].pWinStationName,
ServerName = ServerName
});
}
WTSFreeMemory(ppSessionInfo);
strSessionsInfo[] tmpArr = new strSessionsInfo[sessionInfo.GetUpperBound(0) + 1];
for (i = 0; i <= tmpArr.GetUpperBound(0); i++)
{
tmpArr[i].SessionID = sessionInfo[i].SessionID;
tmpArr[i].StationName = sessionInfo[i].pWinStationName;
tmpArr[i].ConnectionState = GetConnectionState(sessionInfo[i].State);
}
// ERROR: Not supported in C#: ReDimStatement
}
}
catch (Exception ex)
{
Log.Error("Get Sessions Inner", ex);
Data.Errors.Add(ex.Message + "\r\n" + Marshal.GetLastWin32Error());
}
}
catch (Exception ex)
{
Log.Info("Get Sessions Outer", ex);
Data.Errors.Add(ex.Message + "\r\n" + Marshal.GetLastWin32Error());
}
WTS_PROCESS_INFO[] plist = WTSEnumerateProcesses(ptrOpenedServer, Data);
//Get ProcessID of TS Session that executed this TS Session
Int32 active_process = GetCurrentProcessId();
Int32 active_session = 0;
bool success1 = ProcessIdToSessionId(active_process, ref active_session);
if (active_session <= 0) success1 = false;
if (Data != null && Data.Sessions != null)
{
foreach (Session s in Data.Sessions)
{
if (s.Client == null) s.Client = new Client();
WTS_CLIENT_INFO ClientInfo = LoadClientInfoForSession(Data.ServerPointer, s.SessionId);
s.Client.Address = ClientInfo.Address;
s.Client.AddressFamily = ClientInfo.AddressFamily;
s.Client.ClientName = ClientInfo.WTSClientName;
s.Client.DomianName = ClientInfo.WTSDomainName;
s.Client.StationName = ClientInfo.WTSStationName;
s.Client.Status = ClientInfo.WTSStatus;
s.Client.UserName = ClientInfo.WTSUserName;
s.IsTheActiveSession = false;
if (success1 && s.SessionId == active_session) s.IsTheActiveSession = true;
}
}
WTSCloseServer(ptrOpenedServer);
return Data;
}
