1 /*

     2 * Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 * Derived in part from E32IMAGE.H

    16 *

    17 */

    18 

    19 

    20 #ifndef __ELFTRAN_H__

    21 #define __ELFTRAN_H__

    22 

    23 #include <e32std.h>

    24 #include <e32image.h>

    25 #include "e32ldfmt.h"

    26 #include <elfdefs.h>

    27 

    28 class ELFFile;

    29 

    30 //

    31 class E32ImageFile_ELF : public E32ImageFile

    32 	{

    33 public:

    34 	E32ImageFile_ELF();

    35 	virtual ~E32ImageFile_ELF();

    36 	virtual TBool Translate(const char* aFileName, TUint aDataBase, TBool aAllowDllData, \

    37 		TBool aSymLkupEnabled = FALSE);

    38 	TBool Translate(ELFFile& aElfFile);

    39 	TBool ImageIsDll(ELFFile& aElfFile);

    40 private:

    41 	TInt DoCodeHeader(ELFFile &aElfFile);

    42 	TInt DoDataHeader(ELFFile &aElfFile, TUint aDataBase);

    43 	TInt CopyCode(char *aPtr, ELFFile &aElfFile);

    44 	TInt CopyData(char *aPtr, ELFFile &aElfFile);

    45 

    46 	char *CreateImportSection(ELFFile &aElfFile, TInt &aSize);

    47 	void CreateExportSection(char *aPtr, ELFFile &aElfFile);

    48 

    49 	void FixRelocs(ELFFile &aElfFile, Elf32_Rel **codeRelocs, Elf32_Rel **dataRelocs);

    50 	char *CreateRelocs(ELFFile& aElfFile, Elf32_Rel **relocs, TInt nrelocs, TInt &aSize, TUint aBase);

    51 

    52 	TUint FixAddress(ELFFile &aElfFile, TUint va, Elf32_Rel * rel);

    53 

    54 	void SetUpExceptions(ELFFile &aElfFile);

    55 	void SetSymNameLookup(TInt aSymNameLkupEnabled);

    56 	TBool IsNamedLookupEnabled();

    57 	TBool SetUpLookupTable(ELFFile &aElfFile);

    58 	TInt DoSymbolLookupHeader(ELFFile &aElfFile, TInt aBaseOffset);

    59 	TUint CopyExportSymInfo(char *aPtr, ELFFile &aElfFile);

    60 	};

    61 

    62 #endif

    63 

    64 

    65