272 lines
8.3 KiB
C++
272 lines
8.3 KiB
C++
//===-- 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/Symbol/ObjectFile.h"
|
|
|
|
class ObjectFilePECOFF :
|
|
public lldb_private::ObjectFile
|
|
{
|
|
public:
|
|
|
|
//------------------------------------------------------------------
|
|
// 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
|
|
MagicBytesMatch (lldb::DataBufferSP& data_sp);
|
|
|
|
|
|
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);
|
|
|
|
virtual
|
|
~ObjectFilePECOFF();
|
|
|
|
virtual bool
|
|
ParseHeader ();
|
|
|
|
virtual bool
|
|
SetLoadAddress(lldb_private::Target &target, lldb::addr_t value, bool value_is_offset);
|
|
|
|
virtual lldb::ByteOrder
|
|
GetByteOrder () const;
|
|
|
|
virtual bool
|
|
IsExecutable () const;
|
|
|
|
virtual uint32_t
|
|
GetAddressByteSize () const;
|
|
|
|
// virtual lldb_private::AddressClass
|
|
// GetAddressClass (lldb::addr_t file_addr);
|
|
//
|
|
virtual lldb_private::Symtab *
|
|
GetSymtab ();
|
|
|
|
virtual bool
|
|
IsStripped ();
|
|
|
|
virtual void
|
|
CreateSections (lldb_private::SectionList &unified_section_list);
|
|
|
|
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 lldb_private::ConstString
|
|
GetPluginName();
|
|
|
|
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 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 // #ifndef liblldb_ObjectFilePECOFF_h_
|