// Copyright (c) 2008-2009 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:

// Classes for interpreting a memory area as an ELF or COFF object.

//

//                    <creates>

// Object_factory -----------------> Object

//                                     ^

//                                     |

//                              +------+------+

//                              |             |

//

//                         Elf_object      Coff_object

//

#ifndef OBJECT_H

#define OBJECT_H

#include <vector>

#include <memory>

class Object

{

public:

    virtual ~Object() = 0;

public:

    // Does the object have an unresolved reference to the given symbol.

    virtual bool is_undef(const char*) const = 0;

};

class Elf_object : public Object

{

public:

    Elf_object(const char*, const char*);

    virtual ~Elf_object();

public:

    virtual bool is_undef(const char*) const;

private:

    std::vector<const char*> m_undef_symbols;

};

class Coff_object : public Object

{

public:

    Coff_object(const char*, const char*);

    virtual ~Coff_object();

public:

    virtual bool is_undef(const char*) const;

private:

    std::vector<const char*> m_undef_symbols;

};

class Object_factory

{

public:

    enum objkind_t {ELF, COFF};

public:

    static std::auto_ptr<Object> create(objkind_t, const char*, const char*);

};

#endif