external tools cannot specify path.
/*
* Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "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:
*
*/
#if !defined(__PE_FILE_H__)
#define __PE_FILE_H__
#include <e32rom.h>
#include <e32image.h>
#include "pe_defs.h"
//
const TInt KTextSection=0;
const TInt KConstSection=1;
const TInt KExportSection=2;
const TInt KDataSection=3;
const TInt KBssSection=4;
const TInt KImportSection=5;
const TInt KCrtSection=6;
const TInt KRelocSection=7;
const TInt KNumberOfSections=8;
//
enum TImportStat {EImpError, EImpSuccess, EImpDone};
//
class PEFile
{
public:
PEFile();
~PEFile();
TBool Init(const char* aFileName);
void Close();
//
TImportStat GetNextImport(char * &aDllName, TUint16 &aOrdinal, TUint32 * &aThunkPtr);
TUint32 GetFixUp(const TUint16 aOrdinal);
void RelocateExportTable();
TUint GetNumberOfExportedFunctions();
TUint GetOrdinalBase();
TBool ExportSectionExists();
TBool ImportSectionExists();
TUint RoundToSectionSize(TUint aSize);
void DumpPeHeaders();
//
TInt Normalise();
void GetRelocs(TUint *aReloc, TUint *aRelocSection, TInt aNumberOfRelocs);
TInt ReadSectionHeaders();
TInt ReadData();
TInt ReadExportDirectory();
char *ReadSectionData(PIMAGE_SECTION_HEADER aHeader);
TInt NumberOfImports() const;
TInt NumberOfImportDlls() const;
TInt NumberOfExports() const;
TInt NumberOfRelocs();
public:
static TInt CmpSectionName(PIMAGE_SECTION_HEADER apSectionHeader, char *aName);
TInt VirtualAddressInSection(TUint aVA, PIMAGE_SECTION_HEADER aHeader);
TUint DistanceFromSection(TUint aVA, PIMAGE_SECTION_HEADER aHeader);
TInt FindSectionByVa(TUint aVa, TUint aTryToBeClever=0);
static TInt HasInitialisedData(PIMAGE_SECTION_HEADER aHeader);
private:
TBool IsInCode(TUint32 anAddr);
TBool IsInData(TUint32 anAddr);
TBool IsInDataReloc(TUint32 anAddr);
TBool IsInExport(TUint32 anAddr);
TBool IsInImport(TUint32 anAddr);
TBool IsValidDOSHeader(PIMAGE_DOS_HEADER pDOSHeader);
TBool IsValidNTHeader(PIMAGE_NT_HEADERS pNTHeader);
TBool IsValidFileHeader(PIMAGE_FILE_HEADER pFileHeader);
void DumpNextSectionInFile(PIMAGE_SECTION_HEADER pSectionHeader);
void CopySectionData(TAny *source, TAny *dest, TUint32 fileLength, TUint32 memLength);
TBool ProcessRelocData(TAny *relocData,TInt dataSize);
PEFile(const PEFile&);
const PEFile & operator = (const PEFile&);
public:
static TUint32 iRomMemBase; // where the ROM is being loaded to
static TUint32 iRomLinearBase; // where the ROM will run
TUint32 iMemBase; // where this file is being loaded to
TUint32 iEntryPoint;
TUint32 iImageSize;
TUint32 iCodeSize;
TUint32 iDataSize;
TUint32 iHeapReservedSize;
TUint32 iHeapCommittedSize;
TUint32 iStackReservedSize;
TUint32 iStackCommittedSize;
TUint32 iBssSize;
TUint32 iBssOffset;
TUint32 iSectionAlign;
TUint32 iExpDirectoryOffset;
TUint32 iDataOffset;
TBool iImageIsDll;
private:
IMAGE_NT_HEADERS *iHeader;
PIMAGE_EXPORT_DIRECTORY iExpDirectory;
PIMAGE_IMPORT_DESCRIPTOR iImpDescriptor;
char *iFileName;
TInt32 iFileHandle;
TUint32 iLinkedBase;
TUint32 iStartOfHeaders; // whether DOS header or not
TUint32 iSizeOfHeaders; // Up to and including section headers
TUint32 iNumSections;
TUint32 iRomRunAddr; // where the code will run & rdata be accessed
TUint32 iRamRunAddr; // and where the data & bss will be when it does
TUint32 iRomDelta;
TUint32 iRamDelta;
TBool iHadDataSection;
// stuff for relocating image successfully in 2 parts
TUint32 iBssSectionLinkedAddr;
TUint32 iBssSectionAddr;
TUint32 iBssSectionSize;
TUint32 iDataSectionLinkedAddr;
TUint32 iDataSectionAddr;
TUint32 iDataSectionSize;
TUint32 iCodeSectionAddr;
TUint32 iCodeSectionSize;
TUint32 iRDataSectionAddr;
TUint32 iRDataSectionSize;
TUint32 iCRTSectionAddr;
TUint32 iCRTSectionSize;
TUint32 iExportDataDir;
// stuff for the pe->e32image translator
PIMAGE_SECTION_HEADER iSectionHeader[KNumberOfSections];
char *iSectionData[KNumberOfSections];
TInt iExportDirSize;
TInt iCpu;
friend class E32ImageFile;
friend class E32ImageFile_PE;
};
class E32ImageFile_PE : public E32ImageFile
{
public:
E32ImageFile_PE();
virtual ~E32ImageFile_PE();
virtual TBool Translate(const char* aFileName, TUint aDataBase, TBool aAllowDllData, TBool /*aSymLkupEnabled*/);
TBool Translate(PEFile &aPEFile);
TUint ImportAddressTableOffset();
TUint ConstOffset();
private:
TInt DoCodeHeader(PEFile &aPeFile);
TInt DoDataHeader(PEFile &aPeFile, TUint aDataBase);
TInt CopyCode(char *aPtr, PEFile &aPeFile);
TInt CopyData(char *aPtr, PEFile &aPeFile);
TInt CopyImportAddrTable(char *aPtr, PEFile &aPeFile);
char *CreateImportSection(const PEFile &aPeFile, TInt &aSize);
void CreateExportSection(char *aPtr, PEFile &aPeFile);
void CreateExportDirectory(char *aPtr, PEFile &aPeFile);
void FixExportDirectory(TUint *aExportDir, PEFile &aPeFile);
void FixRelocs(PEFile &aPeFile, TUint *relocation, TUint *relocsection, TInt aNumberOfRelocs);
char *CreateCodeRelocs(TUint *reloc, TUint *relocsection, TInt nrelocs, TInt &aSize);
char *CreateDataRelocs(TUint *reloc, TUint *relocsection, TInt nrelocs, TInt &aSize);
TUint FixAddress(PEFile &aPeFile, TUint va);
TUint FixImportThunk(PEFile &aPeFile, TUint va);
private:
PIMAGE_SECTION_HEADER iPeHeader[KNumberOfSections];
char *iPeData[KNumberOfSections];
TUint iConstOffset;
TUint iCrtOffset;
};
#endif