locationtriggering/ltclientlib/src/lbtserver.cpp
changeset 0 667063e416a2
child 50 4c28d569e1fe
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/locationtriggering/ltclientlib/src/lbtserver.cpp	Tue Feb 02 01:06:48 2010 +0200
@@ -0,0 +1,126 @@
+/*
+* Copyright (c) 2002-2005 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Client-Server communication
+*
+*/
+
+
+#include <s32mem.h>
+#include <e32std.h>
+#include "lbtserver.h"
+#include "lbterrors.h"
+#include "lbtserverconsts.h"
+
+
+const TInt KDefaultMessageSlots = 16;
+_LIT(KServerCoreProcessName, "lbtserver.exe");
+
+// ---------------------------------------------------------------------------
+// RLbtServer::RLbtServer()
+// Default constructor
+// ---------------------------------------------------------------------------
+// 
+EXPORT_C RLbtServer :: RLbtServer():RSessionBase(),iReserved(NULL)
+    {
+
+    }
+
+// -----------------------------------------------------------------------------
+// RLbtServer::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void RLbtServer::ConstructL()
+	{
+  
+	}
+	
+// ---------------------------------------------------------
+// RLbtServer::Connect
+//
+// (other items were commented in a header).
+// ---------------------------------------------------------
+//
+EXPORT_C TInt RLbtServer::Connect()
+	{
+ 	__ASSERT_ALWAYS(Handle() == 0, User::Panic(KLbtClientPanicCategory, ELbtServerHandleNotClosed));
+	
+	TRAPD(ret, ConstructL());
+
+	if (ret == KErrNone)
+		{
+		ret = CreateSession(KLbtServerCoreName, Version(), KDefaultMessageSlots);
+		
+		if( ret == KErrNotFound )
+		    {
+		    RProcess lbtServer;
+		    ret = lbtServer.Create(KServerCoreProcessName, KNullDesC);
+		    
+		    if( ret != KErrNone )
+		        {
+		        lbtServer.Close();
+		        return KErrNotFound;
+		        }
+		    
+		    TRequestStatus status;
+		    lbtServer.Rendezvous(status);
+		    
+		    if( status != KRequestPending )
+		        {
+		        User::WaitForRequest(status);
+		        lbtServer.Kill(KErrNone);
+		        lbtServer.Close();
+		        return KErrNotFound;
+		        }
+		    else
+		        {
+		        lbtServer.Resume();		        
+		        }
+
+		    User::WaitForRequest(status);
+		    lbtServer.Close();
+
+		    if( status != KErrNone )
+		        {
+		        return (status.Int());
+		        }
+		    ret = CreateSession(KLbtServerCoreName, Version(), KDefaultMessageSlots);		    
+		    }
+        }
+	return ret;
+    }
+	
+// ---------------------------------------------------------
+// RLbtServer::Close
+//
+// (other items were commented in a header).
+// ---------------------------------------------------------
+//
+EXPORT_C void RLbtServer::Close()
+	{
+	RSessionBase::Close();
+	}
+	
+// ---------------------------------------------------------
+// RLbtServer::Version
+//
+// (other items were commented in a header).
+// ---------------------------------------------------------
+//
+EXPORT_C TVersion RLbtServer::Version() const
+	{	
+	return TVersion(KLbtMajorVersionNumber,
+					KLbtMinorVersionNumber,
+					KLbtBuildVersionNumber);
+	}