--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetooth/btexample/example/btsocket/src/cbtservice.cpp	Fri Jan 15 08:13:17 2010 +0200
@@ -0,0 +1,247 @@
+// Copyright (c) 2004-2009 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:
+// Name     : CBtService.cpp
+// Part of  : ex_btsocket
+// Created  : 17/11/2004 by Shane Kearns
+// Server "smart connector" class
+// Version  :
+// 
+//
+
+#include "cbtservice.h"
+
+/**
+Standard Symbian style 2 phase construction
+@param aServiceUUID a universally unique identifier for this application.
+@param aSdpSession a constructed sdp session owned by the application
+@param aSocketServer a constructed socket server session owned by the application
+@param aOwner the owning class which should receive notification of new connections
+@param aProtocol the protocol (RFCOMM or L2CAP) to register
+@param aSecurity optional security settings to use on the socket instead of system defaults
+*/
+EXPORT_C CBtService* CBtService::NewL(const TUUID& aServiceUUID, 
+							 RSdp& aSdpSession, 
+							 RSocketServ& aSocketServer, 
+							 MConnectionObserver& aOwner,
+							 TUint aProtocol,
+							 const TBTServiceSecurity* aSecurity=NULL)
+	{
+	LOG_FN_TRACE((_L("+CBtService::NewL")));
+	__ASSERT_ALWAYS(aProtocol == KL2CAP || aProtocol == KRFCOMM, ExBtSocket::Panic(ExBtSocket::EUnsupportedProtocol));
+	CBtService* self = new(ELeave) CBtService(aSocketServer, aOwner, aProtocol);
+	CleanupStack::PushL(self);
+	self->ConstructL(aServiceUUID, aSdpSession, aSecurity);
+	CleanupStack::Pop(self);
+	LOG_FN_TRACE((_L("-CBtService::NewL")));
+	return self;
+	}
+
+/**
+Standard 1st phase constructor, inialise member variables
+*/
+CBtService::CBtService(RSocketServ& aSocketServer, MConnectionObserver& aOwner, TUint aProtocol) :
+	iSocketServer(aSocketServer),
+	iOwner(aOwner),
+	iProtocol(aProtocol)
+	{
+	}
+
+/**
+Standard 2nd phase constructor, perform initialisation which could leave
+*/
+void CBtService::ConstructL(const TUUID& aServiceUUID, RSdp& aSdpSession, const TBTServiceSecurity* aSecurity)
+	{
+	LOG_FN_TRACE((_L("+CBtService::ConstructL")));
+
+	//open handle so it is certain to be valid in the destructor
+	iServiceRecord.Open(aSdpSession);
+
+	//First, create a listening socket
+	if(iProtocol == KL2CAP)
+		{
+		iAcceptorSocket = CBluetoothSocket::NewL(*this, iSocketServer, KSockSeqPacket, KL2CAP);
+		//bind the socket to a port
+		TL2CAPSockAddr addr;
+		addr.SetPort(KL2CAPPassiveAutoBind); //allow the stack to choose a free port automatically
+		if(aSecurity)
+			{
+			addr.SetSecurity(*aSecurity); //set security requirements, if present
+			}
+		User::LeaveIfError(iAcceptorSocket->Bind(addr));
+		}
+	else if(iProtocol == KRFCOMM)
+		{
+		iAcceptorSocket = CBluetoothSocket::NewL(*this, iSocketServer, KSockStream, KRFCOMM);
+		//bind the socket to a port
+		TRfcommSockAddr addr;
+		addr.SetPort(KRfcommPassiveAutoBind); //allow the stack to choose a free port automatically
+		if(aSecurity)
+			{
+			addr.SetSecurity(*aSecurity); //set security requirements, if present
+			}
+		User::LeaveIfError(iAcceptorSocket->Bind(addr));
+		}
+	User::LeaveIfError(iAcceptorSocket->Listen(1)); 
+
+	//Now, register in the SDP database
+	TUint port = iAcceptorSocket->LocalPort(); //get the port chosen by the stack
+	LOG_INFO((_L("Listening for connections on port %d"), port));
+	iServiceRecord.CreateServiceRecordL(aServiceUUID, iServiceRecordHandle);
+	
+	// Set attr 4 (protocol list) to L2CAP, and RFCOMM
+	CSdpAttrValueDES *attrValDES;
+
+	//This following code is doing these steps
+	//1. create a DES (data element set) attribute
+	//2. within that list, create a DES for each protocol, L2CAP and optionally RFCOMM
+	//3. each protocol is a list of elements, the UUID of the protocol, and the port to connect to.
+	//4. the service record is updated to include the new attribute
+	//5. discard the attribute we built, as it has been copied to the SDP server
+	attrValDES = CSdpAttrValueDES::NewDESL(NULL);
+	CleanupStack::PushL(attrValDES);
+	if(iProtocol == KL2CAP)
+		{
+		LOG_INFO((_L("Registering SDP PDL for L2CAP")));
+		//This code will register an L2CAP (datagram) service
+		attrValDES
+			->StartListL()
+				->BuildDESL()
+					->StartListL()
+						->BuildUUIDL(TUUID(TUint16(KL2CAP)))	// L2CAP
+						->BuildUintL(TSdpIntBuf<TUint16>(TUint16(port)))	// The Protocol Service Multiplexor (port) for our service
+					->EndListL()
+			->EndListL();
+		}
+	else if(iProtocol == KRFCOMM)
+		{
+		LOG_INFO((_L("Registering SDP PDL for RFCOMM")));
+		//This code will register an RFCOMM (stream) service
+		attrValDES
+			->StartListL()
+				->BuildDESL()
+					->StartListL()
+						->BuildUUIDL(TUUID(TUint16(KL2CAP))) // L2CAP
+					->EndListL()
+				->BuildDESL()
+					->StartListL()
+						->BuildUUIDL(TUUID(TUint16(KRFCOMM))) // RFCOMM
+						->BuildUintL(TSdpIntBuf<TUint8>(TUint8(port)))
+					->EndListL()
+			->EndListL();
+		}
+	iServiceRecord.UpdateAttributeL(iServiceRecordHandle, KSdpAttrIdProtocolDescriptorList, *attrValDES);
+	CleanupStack::PopAndDestroy(attrValDES);
+	attrValDES = NULL;
+	LOG_FN_TRACE((_L("-CBtService::ConstructL")));
+	}
+
+EXPORT_C CBtService::~CBtService()
+	{
+	LOG_FN_TRACE((_L("+CBtService::~CBtService")));
+	//attempt to remove the SDP record
+	TRAP_IGNORE(iServiceRecord.DeleteRecordL(iServiceRecordHandle));
+	iServiceRecord.Close();
+	delete iAcceptorSocket;
+	LOG_FN_TRACE((_L("-CBtService::~CBtService")));
+	}
+
+/**
+Accept a new connection.
+When the incoming connection has been made, HandleAcceptCompleteL() will be called
+in this class.
+That function informs the owner by calling HandleNewConnection() or HandleConnectFailed()
+@param aBlankSocket an empty socket to receive the incoming connection. 
+*/
+EXPORT_C void CBtService::AcceptConnection(CBluetoothSocket& aBlankSocket)
+	{
+	LOG_FN_TRACE((_L("+CBtService::AcceptConnection")));
+	__ASSERT_ALWAYS(iConnectionSocket == NULL, ExBtSocket::Panic(ExBtSocket::EReEntrant));
+	iConnectionSocket = &aBlankSocket;
+	iAcceptorSocket->Accept(*iConnectionSocket);
+	LOG_FN_TRACE((_L("-CBtService::AcceptConnection")));
+	}
+
+/**
+Callback from CBluetoothSocket when a new incoming connection is complete.
+Inform the owner 
+*/
+void CBtService::HandleAcceptCompleteL(TInt aErr)
+	{
+	LOG_FN_TRACE((_L("+CBtService::HandleAcceptCompleteL")));
+	if(aErr == KErrNone)
+		{
+		iOwner.HandleNewConnection(iConnectionSocket); 
+		}
+	else
+		{
+		iOwner.HandleConnectFailed(aErr);
+		}
+	iConnectionSocket = NULL;
+	LOG_FN_TRACE((_L("-CBtService::HandleAcceptCompleteL")));
+	}
+
+/**
+This function is not used but must be implemented as it is pure virtual
+*/
+void CBtService::HandleConnectCompleteL(TInt /*aErr*/)
+	{
+	LOG_FN_TRACE((_L("+CBtService::HandleConnectCompleteL")));
+	ExBtSocket::Panic(ExBtSocket::EBadCallback);
+	}
+
+/**
+This function is not used but must be implemented as it is pure virtual
+*/
+void CBtService::HandleShutdownCompleteL(TInt /*aErr*/)
+	{
+	LOG_FN_TRACE((_L("+CBtService::HandleShutdownCompleteL")));
+	ExBtSocket::Panic(ExBtSocket::EBadCallback);
+	}
+
+/**
+This function is not used but must be implemented as it is pure virtual
+*/
+void CBtService::HandleSendCompleteL(TInt /*aErr*/)
+	{
+	LOG_FN_TRACE((_L("+CBtService::HandleSendCompleteL")));
+	ExBtSocket::Panic(ExBtSocket::EBadCallback);
+	}
+
+/**
+This function is not used but must be implemented as it is pure virtual
+*/
+void CBtService::HandleReceiveCompleteL(TInt /*aErr*/)
+	{
+	LOG_FN_TRACE((_L("+CBtService::HandleReceiveCompleteL")));
+	ExBtSocket::Panic(ExBtSocket::EBadCallback);
+	}
+
+/**
+This function is not used but must be implemented as it is pure virtual
+*/
+void CBtService::HandleIoctlCompleteL(TInt /*aErr*/)
+	{
+	LOG_FN_TRACE((_L("+CBtService::HandleIoctlCompleteL")));
+	ExBtSocket::Panic(ExBtSocket::EBadCallback);
+	}
+
+/**
+This function is not used but must be implemented as it is pure virtual
+*/
+void CBtService::HandleActivateBasebandEventNotifierCompleteL(TInt /*aErr*/, TBTBasebandEventNotification& /*aEventNotification*/)
+	{
+	LOG_FN_TRACE((_L("+CBtService::HandleActivateBasebandEventNotifierCompleteL")));
+	ExBtSocket::Panic(ExBtSocket::EBadCallback);
+	}
+