--- a/toolsandutils/e32tools/elf2e32/source/pl_elfconsumer.cpp Fri Jun 25 18:24:47 2010 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,222 +0,0 @@
-// 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 ElfConsumer for the elf2e32 tool
-// @internalComponent
-// @released
-//
-//
-
-#include "pl_elfconsumer.h"
-#include "parameterlistinterface.h"
-#include "errorhandler.h"
-#include <iostream>
-#include <string>
-
-using std::list;
-using std::cout;
-using std::endl;
-using std::min;
-
-/**
-Constructor for class ElfConsumer
-@param aParameterListInterface - instance of class ParameterListInterface
-@internalComponent
-@released
-*/
-ElfConsumer::ElfConsumer(ParameterListInterface *aParameterListInterface) :\
- ElfExecutable(aParameterListInterface) ,\
- iMemBlock(NULL)
-{
-}
-
-
-/**
-Destructor for class ElfConsumer
-@internalComponent
-@released
-*/
-ElfConsumer::~ElfConsumer(){
-
- DELETE_PTR_ARRAY(iMemBlock);
-}
-
-
-/**
-This operation takes the member of the ElfFileWriter object that is to be populated with the
-export info in the iExports member (from the iInputElfFile member of ElfConsumer).
-@param aFile - Elf file name
-@internalComponent
-@released
-*/
-PLUINT32 ElfConsumer::ReadElfFile(char* aFile){
- FILE* aFd;
-
- if( (aFd = fopen(aFile,"rb")) == NULL) {
- throw FileError(FILEOPENERROR, aFile);
- }
-
- fseek(aFd, 0, SEEK_END);
-
- PLUINT32 aSz = ftell(aFd);
- iMemBlock = new char[aSz];
-
- fseek(aFd, 0, SEEK_SET);
-
- // Certain Windows devices (e.g., network shares) limit the size of I/O operations to 64MB
- // or less. We read all the data in individual KMaxWindowsIOSize (32MB) chunks to be safe.
- PLUINT32 chunkSize = 0;
- for( PLUINT32 bytesRead = 0; bytesRead < aSz; bytesRead += chunkSize) {
-
- chunkSize = min(aSz - bytesRead, PLUINT32(KMaxWindowsIOSize));
-
- if( fread(iMemBlock + bytesRead, chunkSize, 1, aFd) != 1) {
- throw FileError(FILEREADERROR, aFile);
- }
- }
-
- return 0;
-}
-
-
-/**
-Funtion for getting elf symbol list
-@param aList - list of symbols found in elf files
-@return - 0 for no exports in elf files, otherwise number of symbols found
-@internalComponent
-@released
-*/
-int ElfConsumer::GetElfSymbolList(list<Symbol*>& aList){
-
- if( !iExports )
- return 0;
-
- //Get the exported symbols
- vector<DllSymbol*> aTmpList = iExports->GetExports(true);
-
- typedef vector<DllSymbol*> List;
- List::iterator aItr = aTmpList.begin();
- while( aItr != aTmpList.end() ){
- aList.push_back((Symbol*) (*aItr));
- aItr++;
- }
- aTmpList.clear();
- return aList.size();
-}
-
-/**
-Funtion for getting image details
-@internalComponent
-@released
-*/
-void ElfConsumer::GetImageDetails(/*E32ImageInterface aInterface*/){
-
-}
-
-
-/**
-Funtion for processing elf file
-@internalComponent
-@released
-*/
-PLUINT32 ElfConsumer::ProcessElfFile(){
-
- Elf32_Ehdr *aElfHdr = ELF_ENTRY_PTR(Elf32_Ehdr, iMemBlock, 0);
-
- try
- {
- ElfExecutable::ProcessElfFile(aElfHdr);
-
- /* The following is a workaround for the ARM linker problem.
- * Linker Problem: ARM linker generates Long ARM to Thumb veneers for which
- * relocation entries are not generated.
- * The linker problem is resolved in ARM Linker version RVCT 2.2 Build 616.
- * Hence the workaround is applicable only for executables generated
- * by ARM linker 2.2 and if build number is below 616.
- */
- char * aARMCompiler = "ARM Linker, RVCT";
- int length = strlen(aARMCompiler);
- char * aCommentSection = ElfExecutable::FindCommentSection();
- /* The .comment section in an elf file contains the compiler version information and
- * it is used to apply the fore mentioned workaround.
- * Some build tool chains generating elf file output without the .comment section,
- * just to save the disk space. In this case the variable aCommentSection gets the NULL value.
- * Solution: This workaround is only applicable for RVCT compiler. So if the .comment section
- * is not available in the elf file, then this workaround is no need to be applied.
- */
- if(aCommentSection != NULL)
- {
- if (!strncmp(aCommentSection, aARMCompiler, length))
- {
- int WorkAroundBuildNo = 616;
- int BuildNo = 0;
- char* RVCTVersion = aCommentSection+length;
-
- /* RVCTVersion contains the following string
- * "<MajorVersion>.<MinorVersion> [Build <BuildNumber>]"
- * Example: "2.2 [Build 616]"
- */
- String Version(RVCTVersion);
- size_t pos = Version.find_last_of(' ');
- size_t size = Version.size();
- if (pos < size)
- {
- size_t index = pos + 1;
- if (index < size)
- {
- BuildNo = atoi(strtok(RVCTVersion+index, "]"));
- }
- }
-
- /* Workaround is applicable only when the version is 2.2 and if the
- * build number is below 616.
- */
- size_t minorVersionPos = Version.find_first_of('.');
- char RVCTMinorVersion='0';
- if (minorVersionPos < size)
- {
- size_t index = minorVersionPos + 1;
- if (index < size)
- {
- RVCTMinorVersion = *(RVCTVersion + index);
- }
- }
-
- if ((*RVCTVersion == '2') && (RVCTMinorVersion == '2') &&
- (BuildNo < WorkAroundBuildNo))
- {
- /* The static symbol table should be processed to identify the veneer symbols.
- * Relocation entries should be generated for these symbols if the linker
- * is not generating the same.
- */
- ElfExecutable::FindStaticSymbolTable();
- ElfExecutable::ProcessVeneers();
- }
- }
- }
- }
- catch(ErrorHandler&)
- {
- throw;
- }
- /*catch(...) // If there are any other unhandled exception,they are handled here.
- {
- //Warning to indicate that there had been an exception at this point.
- MessageHandler::GetInstance()->ReportWarning(ELFFILEERROR,(char*)iParameterListInterface->ElfInput());
- throw;
- } */
- return 0;
-}
-
-
-