sl@0: /*
sl@0: * Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description:
sl@0: * Name        : loadeddlls.h
sl@0: * Part of     : libdl library
sl@0: * Header file for loadeddlls.cpp
sl@0: * 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: 
sl@0: #ifndef _LOADEDDLLS_H_
sl@0: #define _LOADEDDLLS_H_
sl@0: 
sl@0: // INCLUDE FILES
sl@0: #include <e32base.h>//class CBase
sl@0: #include <f32image.h>//E32EmulExpSymInfoHdr, E32EpocExpSymInfoHdr
sl@0: 
sl@0: 
sl@0: #if defined(__WINSCW__) || defined(__WINS__)
sl@0: typedef E32EmulExpSymInfoHdr TE32ExpSymInfoHdr;
sl@0: #else
sl@0: typedef E32EpocExpSymInfoHdr TE32ExpSymInfoHdr;
sl@0: #endif
sl@0: 
sl@0: //-----------------------------------------------------------------------
sl@0: //Class name: TDllEntry
sl@0: //Description: It represents the item of CLoadedDlls, contains the data item
sl@0: //				like library object, reference count etc
sl@0: //-----------------------------------------------------------------------
sl@0: class TDllEntry 
sl@0: 	{
sl@0: public:
sl@0: 	static	TBool CompareByHandle(const TDllEntry& aEntry1, const TDllEntry& aEntry2);
sl@0: 	static  TBool CompareByPath(const TDllEntry& aEntry1, const TDllEntry& aEntry2);
sl@0: 	TDllEntry() {}
sl@0: 	TDllEntry(const TInt aHandle) { iLibrary.SetHandle(aHandle); }
sl@0: 	TDllEntry(const RLibrary& aLibrary, const TInt aFlag = 0);
sl@0: 
sl@0: 	RLibrary iLibrary;
sl@0: 	TE32ExpSymInfoHdr* iSymbolHeader;
sl@0: 	TInt iFlags;
sl@0: 	TInt iRefCount;
sl@0: 	};
sl@0: 	
sl@0: //-----------------------------------------------------------------------
sl@0: //Class name: CLoadedDlls
sl@0: //Description: It represents the list of the opened dlls. It is the main 
sl@0: //			 class to manipulate the data on the opened dlls.
sl@0: //-----------------------------------------------------------------------
sl@0: NONSHARABLE_CLASS(CLoadedDlls) : public CBase
sl@0: 	{
sl@0: public:
sl@0: 	CLoadedDlls();
sl@0: 	~CLoadedDlls();
sl@0: 	TInt Find(const void* aHandle) const;
sl@0: 	TInt Find(const RLibrary& aLibrary) const;
sl@0:  	TInt Add(const TDllEntry& aDllItem);
sl@0: 	void Remove(const TInt aIndex);
sl@0: 	TDllEntry& At(const TInt aIndex);
sl@0: 	inline TInt CreateLock(){	return iLock.CreateLocal();	}
sl@0: 	inline void Lock() { iLock.Wait();	}
sl@0: 	inline void UnLock() { iLock.Signal();	}
sl@0: 	inline TInt Count() const 	{ return iHandleList.Count();}	
sl@0: private:
sl@0: 	RFastLock iLock;
sl@0: 	RArray<TDllEntry> iHandleList;
sl@0: 	};
sl@0: 
sl@0: #endif //_LOADEDDLLS_H_