| //===-- ObjectFilePECOFF.h --------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef liblldb_ObjectFilePECOFF_h_ |
| #define liblldb_ObjectFilePECOFF_h_ |
| |
| #include <vector> |
| |
| #include "lldb/Host/Mutex.h" |
| #include "lldb/Symbol/ObjectFile.h" |
| |
| class ObjectFilePECOFF : |
| public lldb_private::ObjectFile |
| { |
| public: |
| |
| //------------------------------------------------------------------ |
| // Static Functions |
| //------------------------------------------------------------------ |
| static void |
| Initialize(); |
| |
| static void |
| Terminate(); |
| |
| static const char * |
| GetPluginNameStatic(); |
| |
| static const char * |
| GetPluginDescriptionStatic(); |
| |
| static ObjectFile * |
| CreateInstance (lldb_private::Module* module, |
| lldb::DataBufferSP& dataSP, |
| const lldb_private::FileSpec* file, |
| lldb::addr_t offset, |
| lldb::addr_t length); |
| |
| static lldb_private::ObjectFile * |
| CreateMemoryInstance (lldb_private::Module* module, |
| lldb::DataBufferSP& data_sp, |
| const lldb::ProcessSP &process_sp, |
| lldb::addr_t header_addr); |
| static bool |
| MagicBytesMatch (lldb::DataBufferSP& dataSP); |
| |
| |
| ObjectFilePECOFF (lldb_private::Module* module, |
| lldb::DataBufferSP& dataSP, |
| const lldb_private::FileSpec* file, |
| lldb::addr_t offset, |
| lldb::addr_t length); |
| |
| virtual |
| ~ObjectFilePECOFF(); |
| |
| virtual bool |
| ParseHeader (); |
| |
| virtual lldb::ByteOrder |
| GetByteOrder () const; |
| |
| virtual bool |
| IsExecutable () const; |
| |
| virtual size_t |
| GetAddressByteSize () const; |
| |
| // virtual lldb_private::AddressClass |
| // GetAddressClass (lldb::addr_t file_addr); |
| // |
| virtual lldb_private::Symtab * |
| GetSymtab(); |
| |
| virtual lldb_private::SectionList * |
| GetSectionList(); |
| |
| virtual void |
| Dump (lldb_private::Stream *s); |
| |
| virtual bool |
| GetArchitecture (lldb_private::ArchSpec &arch); |
| |
| virtual bool |
| GetUUID (lldb_private::UUID* uuid); |
| |
| virtual uint32_t |
| GetDependentModules (lldb_private::FileSpecList& files); |
| |
| //------------------------------------------------------------------ |
| // PluginInterface protocol |
| //------------------------------------------------------------------ |
| virtual const char * |
| GetPluginName(); |
| |
| virtual const char * |
| GetShortPluginName(); |
| |
| virtual uint32_t |
| GetPluginVersion(); |
| // |
| // virtual lldb_private::Address |
| // GetEntryPointAddress (); |
| |
| virtual ObjectFile::Type |
| CalculateType(); |
| |
| virtual ObjectFile::Strata |
| CalculateStrata(); |
| |
| protected: |
| bool NeedsEndianSwap() const; |
| |
| typedef struct dos_header { // DOS .EXE header |
| uint16_t e_magic; // Magic number |
| uint16_t e_cblp; // Bytes on last page of file |
| uint16_t e_cp; // Pages in file |
| uint16_t e_crlc; // Relocations |
| uint16_t e_cparhdr; // Size of header in paragraphs |
| uint16_t e_minalloc; // Minimum extra paragraphs needed |
| uint16_t e_maxalloc; // Maximum extra paragraphs needed |
| uint16_t e_ss; // Initial (relative) SS value |
| uint16_t e_sp; // Initial SP value |
| uint16_t e_csum; // Checksum |
| uint16_t e_ip; // Initial IP value |
| uint16_t e_cs; // Initial (relative) CS value |
| uint16_t e_lfarlc; // File address of relocation table |
| uint16_t e_ovno; // Overlay number |
| uint16_t e_res[4]; // Reserved words |
| uint16_t e_oemid; // OEM identifier (for e_oeminfo) |
| uint16_t e_oeminfo; // OEM information; e_oemid specific |
| uint16_t e_res2[10]; // Reserved words |
| uint32_t e_lfanew; // File address of new exe header |
| } dos_header_t; |
| |
| typedef struct coff_header { |
| uint16_t machine; |
| uint16_t nsects; |
| uint32_t modtime; |
| uint32_t symoff; |
| uint32_t nsyms; |
| uint16_t hdrsize; |
| uint16_t flags; |
| } coff_header_t; |
| |
| typedef struct data_directory { |
| uint32_t vmaddr; |
| uint32_t vmsize; |
| } data_directory_t; |
| |
| typedef struct coff_opt_header |
| { |
| uint16_t magic; |
| uint8_t major_linker_version; |
| uint8_t minor_linker_version; |
| uint32_t code_size; |
| uint32_t data_size; |
| uint32_t bss_size; |
| uint32_t entry; |
| uint32_t code_offset; |
| uint32_t data_offset; |
| |
| uint64_t image_base; |
| uint32_t sect_alignment; |
| uint32_t file_alignment; |
| uint16_t major_os_system_version; |
| uint16_t minor_os_system_version; |
| uint16_t major_image_version; |
| uint16_t minor_image_version; |
| uint16_t major_subsystem_version; |
| uint16_t minor_subsystem_version; |
| uint32_t reserved1; |
| uint32_t image_size; |
| uint32_t header_size; |
| uint32_t checksum; |
| uint16_t subsystem; |
| uint16_t dll_flags; |
| uint64_t stack_reserve_size; |
| uint64_t stack_commit_size; |
| uint64_t heap_reserve_size; |
| uint64_t heap_commit_size; |
| uint32_t loader_flags; |
| // uint32_t num_data_dir_entries; |
| std::vector<data_directory> data_dirs; // will contain num_data_dir_entries entries |
| } coff_opt_header_t; |
| |
| typedef struct section_header { |
| char name[8]; |
| uint32_t vmsize; // Virtual Size |
| uint32_t vmaddr; // Virtual Addr |
| uint32_t size; // File size |
| uint32_t offset; // File offset |
| uint32_t reloff; // Offset to relocations |
| uint32_t lineoff;// Offset to line table entries |
| uint16_t nreloc; // Number of relocation entries |
| uint16_t nline; // Number of line table entries |
| uint32_t flags; |
| } section_header_t; |
| |
| typedef struct coff_symbol { |
| char name[8]; |
| uint32_t value; |
| uint16_t sect; |
| uint16_t type; |
| uint8_t storage; |
| uint8_t naux; |
| } coff_symbol_t; |
| |
| bool ParseDOSHeader (); |
| bool ParseCOFFHeader (uint32_t* offset_ptr); |
| bool ParseCOFFOptionalHeader (uint32_t* offset_ptr); |
| bool ParseSectionHeaders (uint32_t offset); |
| |
| static void DumpDOSHeader(lldb_private::Stream *s, const dos_header_t& header); |
| static void DumpCOFFHeader(lldb_private::Stream *s, const coff_header_t& header); |
| static void DumpOptCOFFHeader(lldb_private::Stream *s, const coff_opt_header_t& header); |
| void DumpSectionHeaders(lldb_private::Stream *s); |
| void DumpSectionHeader(lldb_private::Stream *s, const section_header_t& sh); |
| bool GetSectionName(std::string& sect_name, const section_header_t& sect); |
| |
| typedef std::vector<section_header_t> SectionHeaderColl; |
| typedef SectionHeaderColl::iterator SectionHeaderCollIter; |
| typedef SectionHeaderColl::const_iterator SectionHeaderCollConstIter; |
| private: |
| mutable lldb_private::Mutex m_mutex; |
| mutable std::auto_ptr<lldb_private::SectionList> m_sections_ap; |
| mutable std::auto_ptr<lldb_private::Symtab> m_symtab_ap; |
| dos_header_t m_dos_header; |
| coff_header_t m_coff_header; |
| coff_opt_header_t m_coff_header_opt; |
| SectionHeaderColl m_sect_headers; |
| }; |
| |
| #endif // #ifndef liblldb_ObjectFilePECOFF_h_ |