e32tools/elf2e32/source/pl_elfexports.h
author raptorbot
Fri, 16 Apr 2010 19:32:39 +0100
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Merge default with raptor 2.13.0 stable
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// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// Implementation of the Class ElfExports for the elf2e32 tool
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// @internalComponent
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// @released
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// 
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//
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#if !defined(_PL_ELFEXPORTS_H_)
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#define _PL_ELFEXPORTS_H_
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#include "pl_common.h"
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#include <vector>
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#include <functional>
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#include <algorithm>
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using std::vector;
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using std::binary_function;
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class ElfExecutable;
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class DllSymbol;
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class Symbol;
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/**
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This class is for exports coming from elf file.
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(Corresponding to the exported symbols defined in the given DLL. These exports are filtered
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by individual targets as per their requirements(relating to class impedimenta). While 
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processing these exports, they are also to update the ordinal numbers before these exports
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are written into the dso file.
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@internalComponent
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@released
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*/
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class ElfExports
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{
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public:
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	typedef std::vector<DllSymbol*>	ExportList;
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	struct PtrELFExportNameCompare : 
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		binary_function<const Symbol *, const Symbol *, bool>
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	{
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		bool operator()(const Symbol * lhs, const Symbol * rhs) const;
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	};
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	struct PtrELFExportOrdinalCompare : 
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		binary_function<const Symbol *, const Symbol *, bool>
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	{
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		bool operator()(const Symbol * lhs, const Symbol * rhs) const;
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	};
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	struct PtrELFExportNameCompareUpdateAttributes : 
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		binary_function<const Symbol *, const Symbol *, bool>
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	{
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		bool operator()(const Symbol * lhs, const Symbol * rhs) const;
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	};
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	ElfExports();
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	~ElfExports();
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	bool ValidExportP(ElfExecutable * aExecutable, DllSymbol * aSym);
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	void FilterExports();
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	DllSymbol* Add(char *aDll, ElfExecutable * aExecutable, DllSymbol *aSym);
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	void Add(char *aDll, DllSymbol *aSym);
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	void Sort();
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	void ExportsFilteredP(bool aExportsFilteredP) 
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	{
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		iExportsFilteredP = aExportsFilteredP;
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	}
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	bool ExportsFilteredP() {return iExportsFilteredP;} 
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	char* DllName();
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	ExportList& GetExports(bool) ;
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	ExportList& GetExportsInOrdinalOrder();
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	size_t GetNumExports();
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	ExportList iFilteredExports;
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private:
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	ExportList	iExportList;
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	char		*iDllName;
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	bool iSorted;
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	bool iExportsFilteredP;
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};
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#endif // !defined(_PL_ELFEXPORTS_H_)