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Diffstat (limited to 'source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h')
| -rw-r--r-- | source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h | 303 |
1 files changed, 303 insertions, 0 deletions
diff --git a/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h b/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h new file mode 100644 index 000000000000..fd33cd3d32f8 --- /dev/null +++ b/source/Plugins/ObjectFile/PECOFF/ObjectFilePECOFF.h @@ -0,0 +1,303 @@ +//===-- 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_ + +// C Includes +// C++ Includes +#include <vector> + +// Other libraries and framework includes +// Project includes +#include "lldb/Symbol/ObjectFile.h" + +class ObjectFilePECOFF : + public lldb_private::ObjectFile +{ +public: + typedef enum MachineType + { + MachineUnknown = 0x0, + MachineAm33 = 0x1d3, + MachineAmd64 = 0x8664, + MachineArm = 0x1c0, + MachineArmNt = 0x1c4, + MachineArm64 = 0xaa64, + MachineEbc = 0xebc, + MachineX86 = 0x14c, + MachineIA64 = 0x200, + MachineM32R = 0x9041, + MachineMips16 = 0x266, + MachineMipsFpu = 0x366, + MachineMipsFpu16 = 0x466, + MachinePowerPc = 0x1f0, + MachinePowerPcfp = 0x1f1, + MachineR4000 = 0x166, + MachineSh3 = 0x1a2, + MachineSh3dsp = 0x1a3, + MachineSh4 = 0x1a6, + MachineSh5 = 0x1a8, + MachineThumb = 0x1c2, + MachineWcemIpsv2 = 0x169 + } MachineType; + + ObjectFilePECOFF(const lldb::ModuleSP &module_sp, + lldb::DataBufferSP& data_sp, + lldb::offset_t data_offset, + const lldb_private::FileSpec* file, + lldb::offset_t file_offset, + lldb::offset_t length); + + ~ObjectFilePECOFF() override; + + //------------------------------------------------------------------ + // Static Functions + //------------------------------------------------------------------ + static void + Initialize(); + + static void + Terminate(); + + static lldb_private::ConstString + GetPluginNameStatic(); + + static const char * + GetPluginDescriptionStatic(); + + static ObjectFile * + CreateInstance (const lldb::ModuleSP &module_sp, + lldb::DataBufferSP& data_sp, + lldb::offset_t data_offset, + const lldb_private::FileSpec* file, + lldb::offset_t offset, + lldb::offset_t length); + + static lldb_private::ObjectFile * + CreateMemoryInstance (const lldb::ModuleSP &module_sp, + lldb::DataBufferSP& data_sp, + const lldb::ProcessSP &process_sp, + lldb::addr_t header_addr); + + static size_t + GetModuleSpecifications (const lldb_private::FileSpec& file, + lldb::DataBufferSP& data_sp, + lldb::offset_t data_offset, + lldb::offset_t file_offset, + lldb::offset_t length, + lldb_private::ModuleSpecList &specs); + + static bool + SaveCore (const lldb::ProcessSP &process_sp, + const lldb_private::FileSpec &outfile, + lldb_private::Error &error); + + static bool + MagicBytesMatch (lldb::DataBufferSP& data_sp); + + bool + ParseHeader() override; + + bool + SetLoadAddress(lldb_private::Target &target, lldb::addr_t value, bool value_is_offset) override; + + lldb::ByteOrder + GetByteOrder() const override; + + bool + IsExecutable() const override; + + uint32_t + GetAddressByteSize() const override; + +// virtual lldb_private::AddressClass +// GetAddressClass (lldb::addr_t file_addr); + + lldb_private::Symtab * + GetSymtab() override; + + bool + IsStripped() override; + + void + CreateSections(lldb_private::SectionList &unified_section_list) override; + + void + Dump(lldb_private::Stream *s) override; + + bool + GetArchitecture(lldb_private::ArchSpec &arch) override; + + bool + GetUUID(lldb_private::UUID* uuid) override; + + uint32_t + GetDependentModules(lldb_private::FileSpecList& files) override; + +// virtual lldb_private::Address +// GetEntryPointAddress (); + + ObjectFile::Type + CalculateType() override; + + ObjectFile::Strata + CalculateStrata() override; + + //------------------------------------------------------------------ + // PluginInterface protocol + //------------------------------------------------------------------ + lldb_private::ConstString + GetPluginName() override; + + uint32_t + GetPluginVersion() override; + +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 enum coff_data_dir_type + { + coff_data_dir_export_table = 0, + coff_data_dir_import_table = 1, + } coff_data_dir_type; + + 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; + + typedef struct export_directory_entry { + uint32_t characteristics; + uint32_t time_date_stamp; + uint16_t major_version; + uint16_t minor_version; + uint32_t name; + uint32_t base; + uint32_t number_of_functions; + uint32_t number_of_names; + uint32_t address_of_functions; + uint32_t address_of_names; + uint32_t address_of_name_ordinals; + } export_directory_entry; + + static bool ParseDOSHeader (lldb_private::DataExtractor &data, dos_header_t &dos_header); + static bool ParseCOFFHeader (lldb_private::DataExtractor &data, lldb::offset_t *offset_ptr, coff_header_t &coff_header); + bool ParseCOFFOptionalHeader (lldb::offset_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: + dos_header_t m_dos_header; + coff_header_t m_coff_header; + coff_opt_header_t m_coff_header_opt; + SectionHeaderColl m_sect_headers; + lldb::addr_t m_image_base; +}; + +#endif // liblldb_ObjectFilePECOFF_h_ |