--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/remotecontrol/avrcp/remconbeareravrcp/inc/avrcputils.h	Wed Oct 13 16:20:29 2010 +0300
@@ -0,0 +1,193 @@
+// 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:
+//
+
+#ifndef AVRCPUTILS_H
+#define AVRCPUTILS_H
+
+/**
+@file
+@internalComponent
+@released
+*/
+
+_LIT(KAvrcpPanicName, "AVRCP Panic");
+
+enum TAvrcpPanic
+	{
+	EAvrcpNoAVCFrame = 0,
+	EAvrcpNotConnected = 1,
+	EAvrcpNoOutstandingSend = 2,
+	EAvrcpHoldExpiryForRelease = 3,
+	EAvrcpReleaseExpiryForRelease = 4,
+	EAvrcpUnknownAvctpTransId = 5,
+	EAvrcpNoResponsesAvailable = 6,
+	EAvrcpResponseToUnknownCommand = 7,
+	EAvrcpBadBTAddr = 8,
+	EAvrcpCommandStillInUse = 9,
+	EAvrcpCommandDataTooLong = 10,
+	EAvrcpFunnyLengthData = 11,
+	EAvrcpTimerNotCancelled = 12,
+	EAvrcpNotVendorDependent = 13,
+	EAvrcpMismatchedConnectDisconnect = 14,
+	EAvrcpDummyCallbackCalled = 15,
+	EAvrcpUnknownButtonAction = 16,
+	EAvrcpPressHasPhantomResponse = 17,
+	EAvrcpReleaseTimerStartedWithoutResponse = 18,
+	EAvrcpReleaseExpiryForOldCommand = 19,
+	EAvrcpSendingMessageFailed = 20,
+	EAvrcpDisconnectRequestWhilePartiallyConstructed = 21,
+	EAvrcpReleaseExpiryForClick = 22,
+	EAvrcpIncomingCommandsNotHandled = 23,
+	EAvrcpCommandStillQueuedForHandling = 24,
+	EAvrcpCommandStillQueuedAsReady = 25,
+	EAvrcpCommandStillQueuedForSending = 26,
+	EAvrcpPressNotPreviousPassthroughCommand = 27,
+	EAvrcpInterfaceUidNotSet = 28,
+	EAvrcpCTypeNotSet = 29,
+	EAvrcpCompanyIDNotSet = 30,
+	EAvrcpNotFullyConstructed = 31,
+	EAvrcpInternalHandlingRequestedOnWrongInterface = 32,
+	EAvrcpVolumeBeyondMaxVolume = 33,
+	EAvrcpInvalidEventId = 34,
+	EAvrcpInvalidPlayerId = 35,
+	EAvrcpConnectConfirmOnBrowseChannel = 36,
+	EAvrcpDisconnectConfirmOnBrowseChannel = 37,
+	EAlreadyWatchingPlayer = 38,
+	ENotWatchingPlayer = 39,
+	EAvctpMessageTypeRequestedForInternalCommand = 40,
+	ELowerInterfaceUsedOnInternalHandler = 41,
+	EFurtherProcessingRequiredForNonSetBrowsedPlayer = 42,
+	ESetBrowsePlayerRequestCorruptedLocally = 43,
+	ESpecificAddressUsedForBrowsingCommand = 44,
+	EUidUpdateRequestWriteFailure = 45,
+	EUnmatchedResponseFromRemCon = 46,
+	EResponseForWrongInterface = 47,
+	EInvalidBtAddrInResponse = 48,
+	EInvalidPlayerId = 49,
+	EMysteryInternalResponse = 50,
+	ECommandAlreadyQueuedForSending = 52,
+	EPassthroughQueueNotEmptyAfterDisconnect = 53,
+	EPreviousPassthroughNonNullReplacing = 54,
+	ETooManyRemotesRegisterForLocalAddressedPlayerUpdates = 55,
+	ETooFewRemotesRegisterForLocalAddressedPlayerUpdates = 56,
+	};
+
+template <typename XAny>
+struct TAvrcpPanicCodeTypeChecker
+	{
+	inline static void Check(XAny) { }
+	};
+
+#define AVRCP_PANIC(CODE) \
+	TAvrcpPanicCodeTypeChecker<TAvrcpPanic>::Check(CODE), \
+	PANIC(KAvrcpPanicName, CODE)
+
+
+class TBTDevAddr;
+class TRemConAddress;
+class AvrcpUtils
+	{
+public:
+	static void Panic(TAvrcpPanic aPanic); // The macro is probably more useful so this can be removed
+		
+	static void SetCommandDataFromInt(RBuf8& aCommandData, TInt aOffset, TInt aLength, TInt aValue);
+	static void ReadCommandDataToInt(const RBuf8& aCommandData, TInt aOffset, TInt aLength, TInt& aValue);
+	
+	static TInt RemConToBTAddr(const TRemConAddress& aRemoteAddress, TBTDevAddr& aBTAddr);
+	static void BTToRemConAddr(const TBTDevAddr& aBTAddr, TRemConAddress& aRemConAddress);
+	};
+
+//
+// Thread Assertions
+//
+
+enum TAvrcpThreadId
+	{
+	EControlThread	= 0x00000001,
+	EBulkThread		= 0x00000002,
+	};
+	
+#define ASSERT_THREAD(aaa) ASSERT_DEBUG(reinterpret_cast<TUint32>(Dll::Tls()) == aaa)
+#define WEAK_ASSERT_THREAD(aaa) if(Dll::Tls()) { ASSERT_THREAD(aaa); }
+#define ASSERT_CONTROL_THREAD ASSERT_THREAD(EControlThread)
+#define ASSERT_BULK_THREAD ASSERT_THREAD(EBulkThread)
+#define WEAK_ASSERT_BULK_THREAD WEAK_ASSERT_THREAD(EBulkThread)
+
+//
+// Cleanup Stack utils
+//
+
+template <class T>
+class CleanupSignal
+	{
+public:
+	inline static void PushL(T& aRef) {CleanupStack::PushL(TCleanupItem(&Signal,&aRef));};
+private:
+	static void Signal(TAny *aPtr) {(static_cast<T*>(aPtr))->Signal();};
+	};
+
+template <class T>
+inline void CleanupSignalPushL(T& aRef)
+	{CleanupSignal<T>::PushL(aRef);}
+
+template <class T>
+class CleanupDeleteAndNull
+	{
+public:
+	inline static void PushL(T*& aRef) {CleanupStack::PushL(TCleanupItem(&DeleteAndNull,&aRef));};
+private:
+	static void DeleteAndNull(TAny *aPtr) {T*& ptr = *static_cast<T**>(aPtr); delete ptr; ptr = NULL;};
+	};
+
+template <class T>
+inline void CleanupDeleteAndNullPushL(T*& aRef)
+	{CleanupDeleteAndNull<T>::PushL(aRef);}
+
+class CSpecificThreadCallBackBody;
+NONSHARABLE_CLASS(RSpecificThreadCallBack)
+	{
+public:
+	RSpecificThreadCallBack();
+	
+	TInt Create(const TCallBack& aCallBack, TInt aPriority);
+	void Close();
+	
+	TInt Start();
+	TInt CallBack();
+	void Cancel();
+	
+private:
+	CSpecificThreadCallBackBody*	iBody;
+	};
+
+/**
+An extended double queue link class to provide additional features.
+*/
+NONSHARABLE_CLASS(TAvrcpDblQueLink) : public TDblQueLink
+	{
+	public:
+		inline TBool IsQueued() const;
+	};
+
+/**
+Indicates whether the queue link is attached to a queue.
+@return True if the link is queued, false otherwise.
+*/
+inline TBool TAvrcpDblQueLink::IsQueued() const
+	{
+	return iNext ? ETrue : EFalse;
+	}
+
+#endif // AVRCPUTILS_H