Updated to iMaker version 10.24.01, 14-Jun-2010.
// Copyright (c) 2004-2009 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:
// Implementation of the Class ElfRelocation for the elf2e32 tool
// @internalComponent
// @released
//
//
#include "pl_elfrelocation.h"
#include "pl_elfimportrelocation.h"
#include "pl_elflocalrelocation.h"
#include "pl_dllsymbol.h"
/**
Constructor for class ElfRelocation
@param aElfExec - Instance of class ELfExecutable
@param aAddr
@param aAddend
@param aIndex
@param aRelType - Relocation type
@param aRel
@internalComponent
@released
*/
ElfRelocation::ElfRelocation(ElfExecutable *aElfExec, PLMemAddr32 aAddr, \
PLUINT32 aAddend, PLUINT32 aIndex, PLUCHAR aRelType, \
Elf32_Rel* aRel) : iAddr(aAddr), iAddend(aAddend), \
iSymNdx(aIndex), iRelType(aRelType), iRel(aRel), iElfExec(aElfExec)
{
}
/**
Destructor for class ElfRelocation
@internalComponent
@released
*/
ElfRelocation::~ElfRelocation(){
}
/**
Function to create new relocation entry
@param aElfExec - Instance of class ElfExecutable
@param aAddr - location where the relocation refers to.
@param aAddend - addend for the relocation entry
@param aIndex - symbol index
@param aRelType - Relocation type
@param aRel - Elf relocation entry
@param aImportRel - Import relocation
@internalComponent
@released
*/
ElfRelocation* ElfRelocation::NewRelocEntry(ElfExecutable *aElfExec, PLMemAddr32 aAddr, \
PLUINT32 aAddend, PLUINT32 aIndex, PLUCHAR aRelType, \
void* aRel, bool aImportRel)
{
ElfRelocation *aReloc = NULL;
if(aImportRel)
aReloc = new ElfImportRelocation(aElfExec, aAddr, aAddend, aIndex, aRelType, (Elf32_Rel*)aRel);
else
aReloc = new ElfLocalRelocation(aElfExec, aAddr, aAddend, aIndex, aRelType, (Elf32_Rel*)aRel);
return aReloc;
}
/**
This function verifies if the relocation entry is required to be
handled by the postlinker.
@param aType - type of relocation
@return - True if valid relocation type, otherwise false
@internalComponent
@released
*/
bool ElfRelocation::ValidRelocEntry(PLUCHAR aType) {
switch(aType)
{
case R_ARM_ABS32:
case R_ARM_GLOB_DAT:
case R_ARM_JUMP_SLOT:
case R_ARM_RELATIVE:
case R_ARM_GOT_BREL:
return true;
case R_ARM_NONE:
return false;
default:
return false;
}
}