diff -r 159fc2f68139 -r d59c248c9d36 ImagePrint/ImagePrintEngine/ImagePrintServer/src/server/cserverdiscoveryguard.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ImagePrint/ImagePrintEngine/ImagePrintServer/src/server/cserverdiscoveryguard.cpp	Wed Sep 01 12:30:38 2010 +0100
@@ -0,0 +1,155 @@
+/*
+* Copyright (c) 2004-2007 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:  
+*
+*/
+
+
+#include "cserverdiscoveryguard.h"
+#include "cimageprintbody.h"
+#include "clog.h"
+#include "tmessagewrp2.h"
+
+CServerDiscoveryGuard* CServerDiscoveryGuard::NewL( CImagePrintBody& aEngine )
+    {
+	CServerDiscoveryGuard* self = new ( ELeave ) CServerDiscoveryGuard( aEngine );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+	CleanupStack::Pop();    // self
+    return self;
+    }
+
+CServerDiscoveryGuard::CServerDiscoveryGuard( CImagePrintBody& aEngine ) : iEngine( aEngine ),
+													iRequestActive( EFalse )
+    {
+    }
+
+CServerDiscoveryGuard::~CServerDiscoveryGuard()
+    {
+    LOG("CServerDiscoveryGuard::~CServerDiscoveryGuard begin");
+    iBuffer.Close();
+    LOG("CServerDiscoveryGuard::~CServerDiscoveryGuard end");
+    }
+
+void CServerDiscoveryGuard::ConstructL()
+    {
+    }
+
+TInt CServerDiscoveryGuard::StartL( TMessageWrp2& aMessage )
+	{
+	LOG("CServerDiscoveryGuard::StartL begin");
+	iRequestActive = EFalse;
+	iBuffer.Reset();
+	TInt protocols = aMessage.Int0();
+	TInt err = iEngine.StartDiscovery( *this, protocols );
+	LOG1("CServerDiscoveryGuard::StartL err: %d", err);
+	return err;
+	}
+
+void CServerDiscoveryGuard::ContinueL( TMessageWrp2& aMessage )
+	{
+	LOG("CServerDiscoveryGuard::ContinueL begin");
+	if( iMessage ) iMessage->SetDisposable( ETrue );
+	iMessage = &aMessage;
+	iRequestActive = ETrue;
+	if( iBuffer.Count() )
+		{
+		LOG("CServerDiscoveryGuard::ContinueL before ProcessL");
+		ProcessL();
+		LOG("CServerDiscoveryGuard::ContinueL after ProcessL");
+		}
+	LOG("CServerDiscoveryGuard::ContinueL end");
+	}
+
+void CServerDiscoveryGuard::Stop()
+	{
+	LOG("CServerDiscoveryGuard::Stop begin");
+	iBuffer.Reset();
+	if( iRequestActive )
+		{
+		LOG("CServerDiscoveryGuard::Stop cancelling...");
+		iMessage->Complete( KErrCancel );
+		iRequestActive = EFalse;
+		}
+	LOG("CServerDiscoveryGuard::Stop end");
+	}
+
+void CServerDiscoveryGuard::FoundPrinterL(const TPrinter& aPrinterInfo)
+	{
+	LOG("CServerDiscoveryGuard::FoundPrinterL begin");
+	LOG1("CServerDiscoveryGuard::FoundPrinterL aPrinterInfo.iProtocol: %d", aPrinterInfo.iProtocol);
+	LOG1("CServerDiscoveryGuard::FoundPrinterL aPrinterInfo.iProperties: %d", aPrinterInfo.iProperties);
+	LOG1("CServerDiscoveryGuard::FoundPrinterL aPrinterInfo.iPrinterID: %d", aPrinterInfo.iPrinterID);
+	LOG1("CServerDiscoveryGuard::FoundPrinterL aPrinterInfo.iDisplayName: %S", &(aPrinterInfo.iDisplayName));
+	LOG1("CServerDiscoveryGuard::FoundPrinterL aPrinterInfo.iVendor: %d", aPrinterInfo.iVendor);
+	TDiscoveryGuardData data;
+	data.iCb = TDiscoveryGuardData::EFoundCb;
+	data.iPrinterInfo = aPrinterInfo;
+	User::LeaveIfError( iBuffer.Append( data ) );
+	ProcessL();
+	LOG("CServerDiscoveryGuard::FoundPrinterL end");
+	}
+
+void CServerDiscoveryGuard::DiscoveryStatusL(TInt aStatus, TInt aErrorCode, TInt aErrorStringCode)
+	{
+	LOG("CServerDiscoveryGuard::DiscoveryStatusL begin");
+	LOG1("CServerDiscoveryGuard::DiscoveryStatusL aStatus: %d", aStatus);
+	LOG1("CServerDiscoveryGuard::DiscoveryStatusL aErrorCode: %d", aErrorCode);
+	LOG1("CServerDiscoveryGuard::DiscoveryStatusL aErrorStringCode: %d", aErrorStringCode);
+	TDiscoveryGuardData data;
+	data.iCb = TDiscoveryGuardData::EStatusCb;
+	data.iStatus = aStatus;
+	data.iErrorCode = aErrorCode;
+	data.iErrorStringCode = aErrorStringCode;
+	User::LeaveIfError( iBuffer.Append( data ) );
+	ProcessL();
+	LOG("CServerDiscoveryGuard::DiscoveryStatusL end");
+	}
+
+void CServerDiscoveryGuard::RemovePrinterL(const TPrinter& aPrinterInfo)
+	{
+	LOG("CServerDiscoveryGuard::RemovePrinterL begin");
+	LOG1("CServerDiscoveryGuard::RemovePrinterL aPrinterInfo.iProtocol: %d", aPrinterInfo.iProtocol);
+	LOG1("CServerDiscoveryGuard::RemovePrinterL aPrinterInfo.iProperties: %d", aPrinterInfo.iProperties);
+	LOG1("CServerDiscoveryGuard::RemovePrinterL aPrinterInfo.iPrinterID: %d", aPrinterInfo.iPrinterID);
+	LOG1("CServerDiscoveryGuard::RemovePrinterL aPrinterInfo.iDisplayName: %S", &(aPrinterInfo.iDisplayName));
+	TDiscoveryGuardData data;
+	data.iCb = TDiscoveryGuardData::ERemoveCb;
+	data.iPrinterInfo = aPrinterInfo;
+	User::LeaveIfError( iBuffer.Append( data ) );
+	ProcessL();
+	LOG("CServerDiscoveryGuard::RemovePrinterL end");
+	}
+
+void CServerDiscoveryGuard::ProcessL()
+	{
+	LOG("CServerDiscoveryGuard::ProcessL begin");
+	if( iBuffer.Count() && iRequestActive )
+		{
+		LOG("CServerDiscoveryGuard::ProcessL step 1");
+		TPtr8 ptr(reinterpret_cast<TUint8*>(&(iBuffer[0])), sizeof(iBuffer[0]), sizeof(iBuffer[0]));
+		LOG("CServerDiscoveryGuard::ProcessL step 2");
+		iMessage->WriteL( 0, ptr );
+		LOG("CServerDiscoveryGuard::ProcessL step 3");
+		iMessage->Complete( KErrNone );
+		LOG("CServerDiscoveryGuard::ProcessL step 4");
+		iRequestActive = EFalse;
+		LOG("CServerDiscoveryGuard::ProcessL step 5");
+		iBuffer.Remove( 0 );
+		LOG("CServerDiscoveryGuard::ProcessL step 6");
+		}
+	LOG("CServerDiscoveryGuard::ProcessL end");
+	}
+
+//  End of File