--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmresourcemgmt/mmresctrl/inc/mmrcserverinfo.h	Tue Feb 02 01:56:55 2010 +0200
@@ -0,0 +1,275 @@
+// Copyright (c) 2007-2009 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 MMRCSERVERINFO_H__
+#define MMRCSERVERINFO_H__
+
+#include <e32base.h>
+#include <e32msgqueue.h>
+#include "mmrcutil.h"
+#include "mmrcclientserver.h"
+#include "mmrcserversession.h" 
+
+class CMMRCServerController;
+
+/**
+@internalComponent
+
+This class implements the MMRC Server Info. 
+The main purpose of this class is to contain the different information
+  about the MMRC Server.
+  The server state
+  The queue of resource Context
+  The queue of resource in process
+*/	
+NONSHARABLE_CLASS( CMMRCServerInfo ): public CBase
+	{
+	typedef RMMRCFifoQueue<CMMRCServerSession> RMMRCContextsQueueTD;
+	typedef RMMRCFifoOrderQueue<CMMRCServerSession> RMMRCContextsQueueOrderTD;
+
+public:
+	/**
+	 * Constructs, and returns a pointer to, a new CMMRCServerInfo object.
+	 * Leaves on failure.
+	 * @param CMMRCServerController& A reference on the MMRC Server controller
+	 * @return CMMRCServerInfo* A pointer to newly created utlitly object.
+	 */	
+	static CMMRCServerInfo* NewL(CMMRCServerController& aServerController); 
+	
+	/**
+	 * Constructs, leaves object on the cleanup stack, and returns a pointer
+	 * to, a new CMMRCServerInfo object.
+	 * Leaves on failure.
+	 * @param CMMRCServerController& A reference on the MMRC Server controller
+	 * @return CMMRCServerInfo* A pointer to newly created utlitly object.
+	 */	
+	 static CMMRCServerInfo* NewLC(CMMRCServerController& aServerController);
+ 	
+	/**
+	 * Destructor.
+	 */
+	~CMMRCServerInfo();
+
+public:
+
+	TInt AllocatedPausedContextsCount();
+	TInt RequestsCount();
+	TInt AllocatedResourceContextsCount();
+	TInt AllocatedAPRContextsCount();
+
+
+	/** 
+	 * Change the state of the server
+	 * @param TMMRCServerState aNewState
+	 * @param TUint64 aContextId
+	 */
+	void SwitchServerState(TMMRCServerState aNewState, TUint64 aContextId);
+	
+	
+	/** 
+	 * get the state of the server
+	 * @param TMMRCServerState the state of the server
+	 * @param TUint64 aContextId
+	 */
+	void ServerState(TMMRCServerState& aServerState, TUint64& aContextId) const;
+	
+	/** 
+	 * Push a Context on the Context queue
+	 * @param CMMRCServerSession& aServerSession
+	 * @leave in case of memory error
+	 */
+	void PushRequestL(const CMMRCServerSession& aServerSession);
+	
+	/** 
+	 * Pop and remove the first Context from the Context queue
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveFirstRequest();
+	
+	/** 
+	 * Pop and remove the first Context from the Context queue by contextId
+	 * @param const TAudioContextId& aContextId
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveFirstRequestByContextId( const TAudioContextId& aContextId );
+
+	/** 
+	 * Pop and remove the first Context of the highest priority from the Context queue
+	 * @param TInt aPriority
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveRequestFirstHighestPriority( );
+
+	/** 
+	 * Pop and remove the first Context of the highest priority and more than aPriority 
+	 * from the Context queue
+	 * @param TInt aPriority
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveRequestFirstHighestPriority( TInt aPriority );
+
+	/** 
+	 * Pop the first Context from the Context queue
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopFirstRequest( ) const;
+
+	/** 
+	 * Pop the first Context of the highest priority from the Context queue
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopRequestFirstHighestPriority( ) const;
+
+	/** 
+	 * Pop the first Context of the highest priority and more than aPriority 
+	 * from the Context queue
+	 * @param TInt aPriority
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopRequestFirstHighestPriority( TInt aPriority ) const;
+
+	/** 
+	 * Push an Context on the in-process Context queue
+	 * @param CMMRCServerSession& aServerSession
+	 * @leave in case of memory error
+	 */
+	void PushAllocatedResourceContextL(const CMMRCServerSession& aServerSession);
+	
+	/** 
+	 * Pop and remove the first Context of the highest priority from the in-process Context queue
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveFirstAllocatedResourceContext();
+	
+	/** 
+	 * Pop and remove the first Context from the in-process Context queue by contextId
+	 * @param const TAudioContextId& aContextId
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveFirstAllocatedResourceContextByContextId( const TAudioContextId& aContextId );
+
+
+	/** 
+	 * Pop the first Context from the in-process Context queue
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopFirstAllocatedResourceContext( ) const;
+
+	void PushPausedContextL(const CMMRCServerSession& aServerSession );
+	CMMRCServerSession* PopAndRemoveFirstPausedContext();
+	CMMRCServerSession* PopAndRemovePausedContext(const TAudioContextId& aContextId );
+	CMMRCServerSession* PausedContextByIndex(TInt aIndex);
+	
+	void PushAPRContextL(const CMMRCServerSession& aServerSession );
+	CMMRCServerSession* PopAndRemoveFirstAPRContext();
+	CMMRCServerSession* PopAndRemoveFirstAPRContextByContextId(const TAudioContextId& aContextId );
+	CMMRCServerSession* PopFirstAPRContext() const;
+	
+	TBool IsOnAPRList(TAudioContextId aId);
+	TBool IsOnPauseList(TAudioContextId aId);
+
+
+private:	
+	/**
+	 * Push an Context on the Context queue in parameter
+	 * @param RMMRCContextsQueueTD& aContextsQueue
+	 * @param CMMRCServerSession& aServerSession
+	 * @leave in case of memory error
+	 */
+	void PushContextL(RMMRCContextsQueueTD& aContextsQueue, const CMMRCServerSession& aServerSession);
+	
+	/**
+	 * Pop and remove the first Context of the highest priority from the Context queue in parameter
+	 * @param RMMRCContextsQueueTD& aContextsQueue
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveFirstContext(RMMRCContextsQueueTD& aContextsQueue);
+	
+	/**
+	 * Pop and remove the first Context from the Context queue in parameter by contextId
+	 * @param RMMRCContextsQueueTD& aContextsQueue
+	 * @param const TAudioContextId& aContextId
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveFirstContextByContextId(RMMRCContextsQueueTD& aContextsQueue, const TAudioContextId& aContextId );
+	
+	/**
+	 * Pop and remove the first Context of the highest priority from the Context queue in parameter
+	 * @param RMMRCContextsQueueTD& aContextsQueue
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveContextFirstHighestPriority(RMMRCContextsQueueTD& aContextsQueue);
+	
+	/**
+	 * Pop and remove the first Context of the highest priority and more than aPriority 
+	 * from the Context queue in parameter
+	 * @param RMMRCContextsQueueTD& aContextsQueue
+	 * @param TInt aPriority
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopAndRemoveContextFirstHighestPriority(RMMRCContextsQueueTD& aContextsQueue, TInt aPriority );
+	
+	/**
+	 * Pop the first Context from the Context queue in parameter
+	 * @param RMMRCContextsQueueTD& aContextsQueue
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopFirstContext(const RMMRCContextsQueueTD& aContextsQueue) const;
+
+	/**
+	 * Pop the first Context of the highest priority from the Context queue in parameter
+	 * @param RMMRCContextsQueueTD& aContextsQueue
+	 * @return CMMRCServerSession* the session of the Context 
+	 */
+	CMMRCServerSession* PopContextFirstHighestPriority(const RMMRCContextsQueueTD& aContextsQueue) const;
+
+	/**
+	 * Pop the first Context of the highest priority and more than aPriority 
+	 * from the Context queue in parameter
+	 * @param RMMRCContextsQueueTD& aContextsQueue
+	 * @param TInt aPriority
+	 * @return CMMRCServerSession* the session of the Context
+	 */
+	CMMRCServerSession* PopContextFirstHighestPriority(const RMMRCContextsQueueTD& aContextsQueue, TInt aPriority ) const;
+
+	void PushContextInOrderL(RMMRCContextsQueueOrderTD& aContextsQueue, const CMMRCServerSession& aServerSession);
+	CMMRCServerSession* PopAndRemoveFirstContextForPause(RMMRCContextsQueueOrderTD& aContextsQueue);
+	CMMRCServerSession* PopAndRemoveContextIdForPause(RMMRCContextsQueueOrderTD& aContextsQueue, const TAudioContextId& aContextId );
+	CMMRCServerSession* PausedContextByIndexForPause(RMMRCContextsQueueOrderTD& aContextsQueue, TInt aIndex);
+
+	
+private:	
+	/**
+	 * By default Symbian 2nd phase constructor is private.
+	 * @param CMMRCServerController& A reference on the MMRC Server controller
+	 */
+	CMMRCServerInfo(CMMRCServerController& aServerController);
+	
+	/**
+	 * By default Symbian 2nd phase constructor is private.
+	 */
+	void ConstructL();
+
+private:
+	CMMRCServerController& iMMRCServerController;
+	TMMRCServerState iMMRCServerInfoState;
+	RMMRCContextsQueueTD iMMRCContextsQueue; 					//0 or more context(s)
+	RMMRCContextsQueueTD iMMRCAllocatedResourceContextsQueue; 
+	RMMRCContextsQueueOrderTD iMMRCPausedContextsQueue;
+	RMMRCContextsQueueTD iMMRCAPRContextsQueue;
+	TUint64	iLastTransactionContextId;
+	};
+
+#endif //__MMRCSERVERINFO_H__