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Diffstat (limited to 'include/llvm/Object/COFF.h')
| -rw-r--r-- | include/llvm/Object/COFF.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/include/llvm/Object/COFF.h b/include/llvm/Object/COFF.h new file mode 100644 index 0000000..121f9e8 --- /dev/null +++ b/include/llvm/Object/COFF.h @@ -0,0 +1,117 @@ +//===- COFF.h - COFF object file implementation -----------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file declares the COFFObjectFile class. +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_OBJECT_COFF_H +#define LLVM_OBJECT_COFF_H + +#include "llvm/Object/ObjectFile.h" +#include "llvm/Support/COFF.h" +#include "llvm/Support/Endian.h" + +namespace llvm { +namespace object { + +struct coff_file_header { + support::ulittle16_t Machine; + support::ulittle16_t NumberOfSections; + support::ulittle32_t TimeDateStamp; + support::ulittle32_t PointerToSymbolTable; + support::ulittle32_t NumberOfSymbols; + support::ulittle16_t SizeOfOptionalHeader; + support::ulittle16_t Characteristics; +}; + +struct coff_symbol { + struct StringTableOffset { + support::ulittle32_t Zeroes; + support::ulittle32_t Offset; + }; + + union { + char ShortName[8]; + StringTableOffset Offset; + } Name; + + support::ulittle32_t Value; + support::little16_t SectionNumber; + + struct { + support::ulittle8_t BaseType; + support::ulittle8_t ComplexType; + } Type; + + support::ulittle8_t StorageClass; + support::ulittle8_t NumberOfAuxSymbols; +}; + +struct coff_section { + char Name[8]; + support::ulittle32_t VirtualSize; + support::ulittle32_t VirtualAddress; + support::ulittle32_t SizeOfRawData; + support::ulittle32_t PointerToRawData; + support::ulittle32_t PointerToRelocations; + support::ulittle32_t PointerToLinenumbers; + support::ulittle16_t NumberOfRelocations; + support::ulittle16_t NumberOfLinenumbers; + support::ulittle32_t Characteristics; +}; + +class COFFObjectFile : public ObjectFile { +private: + const coff_file_header *Header; + const coff_section *SectionTable; + const coff_symbol *SymbolTable; + const char *StringTable; + uint32_t StringTableSize; + + error_code getSection(int32_t index, + const coff_section *&Res) const; + error_code getString(uint32_t offset, StringRef &Res) const; + + const coff_symbol *toSymb(DataRefImpl Symb) const; + const coff_section *toSec(DataRefImpl Sec) const; + +protected: + virtual error_code getSymbolNext(DataRefImpl Symb, SymbolRef &Res) const; + virtual error_code getSymbolName(DataRefImpl Symb, StringRef &Res) const; + virtual error_code getSymbolAddress(DataRefImpl Symb, uint64_t &Res) const; + virtual error_code getSymbolSize(DataRefImpl Symb, uint64_t &Res) const; + virtual error_code getSymbolNMTypeChar(DataRefImpl Symb, char &Res) const; + virtual error_code isSymbolInternal(DataRefImpl Symb, bool &Res) const; + + virtual error_code getSectionNext(DataRefImpl Sec, SectionRef &Res) const; + virtual error_code getSectionName(DataRefImpl Sec, StringRef &Res) const; + virtual error_code getSectionAddress(DataRefImpl Sec, uint64_t &Res) const; + virtual error_code getSectionSize(DataRefImpl Sec, uint64_t &Res) const; + virtual error_code getSectionContents(DataRefImpl Sec, StringRef &Res) const; + virtual error_code isSectionText(DataRefImpl Sec, bool &Res) const; + virtual error_code sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb, + bool &Result) const; + +public: + COFFObjectFile(MemoryBuffer *Object, error_code &ec); + virtual symbol_iterator begin_symbols() const; + virtual symbol_iterator end_symbols() const; + virtual section_iterator begin_sections() const; + virtual section_iterator end_sections() const; + + virtual uint8_t getBytesInAddress() const; + virtual StringRef getFileFormatName() const; + virtual unsigned getArch() const; +}; + +} +} + +#endif |
