/// <summary>
/// Reads the status from the server.
/// </summary>
public OPCEVENTSERVERSTATUS?GetStatus()
{
string methodName = "IOPCEventServer.GetStatus";
try
{
IOPCEventServer server = BeginComCall <IOPCEventServer>(methodName, true);
IntPtr ppServerStatus;
server.GetStatus(out ppServerStatus);
OPCEVENTSERVERSTATUS pStatus = (OPCEVENTSERVERSTATUS)Marshal.PtrToStructure(ppServerStatus, typeof(OPCEVENTSERVERSTATUS));
Marshal.DestroyStructure(ppServerStatus, typeof(OPCEVENTSERVERSTATUS));
Marshal.FreeCoTaskMem(ppServerStatus);
return(pStatus);
}
catch (Exception e)
{
ComCallError(methodName, e);
return(null);
}
finally
{
EndComCall(methodName);
}
}
internal static Opc.Ae.ServerStatus GetServerStatus(ref IntPtr pInput, bool deallocate)
{
Opc.Ae.ServerStatus status = null;
if (pInput != IntPtr.Zero)
{
OPCEVENTSERVERSTATUS opceventserverstatus = (OPCEVENTSERVERSTATUS)Marshal.PtrToStructure(pInput, typeof(OPCEVENTSERVERSTATUS));
status = new Opc.Ae.ServerStatus {
VendorInfo = opceventserverstatus.szVendorInfo,
ProductVersion = string.Format("{0}.{1}.{2}", opceventserverstatus.wMajorVersion, opceventserverstatus.wMinorVersion, opceventserverstatus.wBuildNumber),
ServerState = (ServerState)opceventserverstatus.dwServerState,
StatusInfo = null,
StartTime = OpcCom.Interop.GetFILETIME(Convert(opceventserverstatus.ftStartTime)),
CurrentTime = OpcCom.Interop.GetFILETIME(Convert(opceventserverstatus.ftCurrentTime)),
LastUpdateTime = OpcCom.Interop.GetFILETIME(Convert(opceventserverstatus.ftLastUpdateTime))
};
if (deallocate)
{
Marshal.DestroyStructure(pInput, typeof(OPCEVENTSERVERSTATUS));
Marshal.FreeCoTaskMem(pInput);
pInput = IntPtr.Zero;
}
}
return(status);
}
internal static Opc.Ae.ServerStatus GetServerStatus(ref IntPtr pInput, bool deallocate)
{
Opc.Ae.ServerStatus serverStatus = null;
if (pInput != IntPtr.Zero)
{
OPCEVENTSERVERSTATUS oPCEVENTSERVERSTATUS = (OPCEVENTSERVERSTATUS)Marshal.PtrToStructure(pInput, typeof(OPCEVENTSERVERSTATUS));
serverStatus = new Opc.Ae.ServerStatus();
serverStatus.VendorInfo = oPCEVENTSERVERSTATUS.szVendorInfo;
serverStatus.ProductVersion = $"{oPCEVENTSERVERSTATUS.wMajorVersion}.{oPCEVENTSERVERSTATUS.wMinorVersion}.{oPCEVENTSERVERSTATUS.wBuildNumber}";
serverStatus.ServerState = (ServerState)oPCEVENTSERVERSTATUS.dwServerState;
serverStatus.StatusInfo = null;
serverStatus.StartTime = OpcCom.Interop.GetFILETIME(Convert(oPCEVENTSERVERSTATUS.ftStartTime));
serverStatus.CurrentTime = OpcCom.Interop.GetFILETIME(Convert(oPCEVENTSERVERSTATUS.ftCurrentTime));
serverStatus.LastUpdateTime = OpcCom.Interop.GetFILETIME(Convert(oPCEVENTSERVERSTATUS.ftLastUpdateTime));
if (deallocate)
{
Marshal.DestroyStructure(pInput, typeof(OPCEVENTSERVERSTATUS));
Marshal.FreeCoTaskMem(pInput);
pInput = IntPtr.Zero;
}
}
return(serverStatus);
}