author | Iain Williamson <iain.williamson@nokia.com> |
Fri, 28 May 2010 15:15:09 +0100 | |
changeset 579 | e26b09d36de0 |
parent 0 | 044383f39525 |
child 590 | 360bd6b35136 |
permissions | -rw-r--r-- |
0
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/* |
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* Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the License "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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|
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#if !defined(__PE_FILE_H__) |
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#define __PE_FILE_H__ |
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#include <e32rom.h> |
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#include <e32image.h> |
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#include "pe_defs.h" |
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// |
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const TInt KTextSection=0; |
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const TInt KConstSection=1; |
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const TInt KExportSection=2; |
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const TInt KDataSection=3; |
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const TInt KBssSection=4; |
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const TInt KImportSection=5; |
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const TInt KCrtSection=6; |
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const TInt KRelocSection=7; |
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const TInt KNumberOfSections=8; |
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// |
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enum TImportStat {EImpError, EImpSuccess, EImpDone}; |
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// |
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class PEFile |
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{ |
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public: |
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PEFile(); |
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~PEFile(); |
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TBool Init(const TText * const aFileName); |
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void Close(); |
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// |
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TImportStat GetNextImport(TText * &aDllName, TUint16 &aOrdinal, TUint32 * &aThunkPtr); |
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TUint32 GetFixUp(const TUint16 aOrdinal); |
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// TText *GetImageName(); |
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// TUint8 *GetExportName(const TUint16 aOrdinal); |
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// TUint32 WriteDllRefTable(PEFile aPeArray[], TUint aMaxFiles); |
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void RelocateExportTable(); |
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TUint GetNumberOfExportedFunctions(); |
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TUint GetOrdinalBase(); |
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TBool ExportSectionExists(); |
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TBool ImportSectionExists(); |
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TUint RoundToSectionSize(TUint aSize); |
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void DumpPeHeaders(); |
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// |
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TInt Normalise(); |
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void GetRelocs(TUint *aReloc, TUint *aRelocSection, TInt aNumberOfRelocs); |
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TInt ReadSectionHeaders(); |
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TInt ReadData(); |
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TInt ReadExportDirectory(); |
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char *ReadSectionData(PIMAGE_SECTION_HEADER aHeader); |
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TInt NumberOfImports() const; |
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TInt NumberOfImportDlls() const; |
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TInt NumberOfExports() const; |
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TInt NumberOfRelocs(); |
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public: |
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static TInt CmpSectionName(PIMAGE_SECTION_HEADER apSectionHeader, char *aName); |
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TInt VirtualAddressInSection(TUint aVA, PIMAGE_SECTION_HEADER aHeader); |
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TUint DistanceFromSection(TUint aVA, PIMAGE_SECTION_HEADER aHeader); |
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TInt FindSectionByVa(TUint aVa, TUint aTryToBeClever=0); |
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static TInt HasInitialisedData(PIMAGE_SECTION_HEADER aHeader); |
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|
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// static TBool DoFixUps(PEFile aPeArray[], TUint aMaxFiles); |
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// static TBool FindByName(PEFile aPeArray[], TUint aMaxFiles,const TText * const aDllName, PEFile * &aExportPEFile); |
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// static void WriteDllRefTables(PEFile aPeArray[], TUint aMaxFiles); |
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// static void RelocateExportTables(PEFile aPeArray[], TUint aMaxFiles); |
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private: |
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TBool IsInCode(TUint32 anAddr); |
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TBool IsInData(TUint32 anAddr); |
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TBool IsInDataReloc(TUint32 anAddr); |
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TBool IsInExport(TUint32 anAddr); |
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TBool IsInImport(TUint32 anAddr); |
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TBool IsValidDOSHeader(PIMAGE_DOS_HEADER pDOSHeader); |
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TBool IsValidNTHeader(PIMAGE_NT_HEADERS pNTHeader); |
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TBool IsValidFileHeader(PIMAGE_FILE_HEADER pFileHeader); |
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void DumpNextSectionInFile(PIMAGE_SECTION_HEADER pSectionHeader); |
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void CopySectionData(TAny *source, TAny *dest, TUint32 fileLength, TUint32 memLength); |
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TBool ProcessRelocData(TAny *relocData,TInt dataSize); |
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PEFile(const PEFile&); |
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const PEFile & operator = (const PEFile&); |
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public: |
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static TUint32 iRomMemBase; // where the ROM is being loaded to |
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static TUint32 iRomLinearBase; // where the ROM will run |
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TUint32 iMemBase; // where this file is being loaded to |
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TUint32 iEntryPoint; |
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TUint32 iImageSize; |
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TUint32 iCodeSize; |
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TUint32 iDataSize; |
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TUint32 iHeapReservedSize; |
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TUint32 iHeapCommittedSize; |
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TUint32 iStackReservedSize; |
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TUint32 iStackCommittedSize; |
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TUint32 iBssSize; |
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TUint32 iBssOffset; |
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TUint32 iSectionAlign; |
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TUint32 iExpDirectoryOffset; |
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TUint32 iDataOffset; |
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TBool iImageIsDll; |
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private: |
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IMAGE_NT_HEADERS *iHeader; |
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PIMAGE_EXPORT_DIRECTORY iExpDirectory; |
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PIMAGE_IMPORT_DESCRIPTOR iImpDescriptor; |
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TText *iFileName; |
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TInt32 iFileHandle; |
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TUint32 iLinkedBase; |
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TUint32 iStartOfHeaders; // whether DOS header or not |
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TUint32 iSizeOfHeaders; // Up to and including section headers |
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TUint32 iNumSections; |
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TUint32 iRomRunAddr; // where the code will run & rdata be accessed |
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TUint32 iRamRunAddr; // and where the data & bss will be when it does |
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TUint32 iRomDelta; |
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TUint32 iRamDelta; |
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TBool iHadDataSection; |
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// stuff for relocating image successfully in 2 parts |
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TUint32 iBssSectionLinkedAddr; |
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TUint32 iBssSectionAddr; |
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TUint32 iBssSectionSize; |
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TUint32 iDataSectionLinkedAddr; |
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TUint32 iDataSectionAddr; |
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TUint32 iDataSectionSize; |
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TUint32 iCodeSectionAddr; |
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TUint32 iCodeSectionSize; |
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TUint32 iRDataSectionAddr; |
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TUint32 iRDataSectionSize; |
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TUint32 iCRTSectionAddr; |
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TUint32 iCRTSectionSize; |
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TUint32 iExportDataDir; |
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|
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// stuff for the pe->e32image translator |
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PIMAGE_SECTION_HEADER iSectionHeader[KNumberOfSections]; |
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char *iSectionData[KNumberOfSections]; |
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TInt iExportDirSize; |
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TInt iCpu; |
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friend class E32ImageFile; |
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friend class E32ImageFile_PE; |
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}; |
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class E32ImageFile_PE : public E32ImageFile |
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{ |
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public: |
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E32ImageFile_PE(); |
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virtual ~E32ImageFile_PE(); |
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virtual TBool Translate(const char* aFileName, TUint aDataBase, TBool aAllowDllData, TBool /*aSymLkupEnabled*/); |
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TBool Translate(PEFile &aPEFile); |
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TUint ImportAddressTableOffset(); |
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TUint ConstOffset(); |
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private: |
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TInt DoCodeHeader(PEFile &aPeFile); |
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TInt DoDataHeader(PEFile &aPeFile, TUint aDataBase); |
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TInt CopyCode(char *aPtr, PEFile &aPeFile); |
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TInt CopyData(char *aPtr, PEFile &aPeFile); |
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TInt CopyImportAddrTable(char *aPtr, PEFile &aPeFile); |
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char *CreateImportSection(const PEFile &aPeFile, TInt &aSize); |
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void CreateExportSection(char *aPtr, PEFile &aPeFile); |
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|
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void CreateExportDirectory(char *aPtr, PEFile &aPeFile); |
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void FixExportDirectory(TUint *aExportDir, PEFile &aPeFile); |
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void FixRelocs(PEFile &aPeFile, TUint *relocation, TUint *relocsection, TInt aNumberOfRelocs); |
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char *CreateCodeRelocs(TUint *reloc, TUint *relocsection, TInt nrelocs, TInt &aSize); |
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char *CreateDataRelocs(TUint *reloc, TUint *relocsection, TInt nrelocs, TInt &aSize); |
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|
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TUint FixAddress(PEFile &aPeFile, TUint va); |
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TUint FixImportThunk(PEFile &aPeFile, TUint va); |
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private: |
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PIMAGE_SECTION_HEADER iPeHeader[KNumberOfSections]; |
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char *iPeData[KNumberOfSections]; |
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TUint iConstOffset; |
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TUint iCrtOffset; |
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}; |
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183 |
|
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184 |
#endif |