forked from OSchip/llvm-project
172 lines
5.0 KiB
C++
172 lines
5.0 KiB
C++
//===-- ObjectFileMachO.h ---------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef liblldb_ObjectFileMachO_h_
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#define liblldb_ObjectFileMachO_h_
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#include "llvm/Support/MachO.h"
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#include "lldb/Core/Address.h"
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#include "lldb/Core/RangeMap.h"
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#include "lldb/Host/FileSpec.h"
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#include "lldb/Host/Mutex.h"
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#include "lldb/Symbol/ObjectFile.h"
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//----------------------------------------------------------------------
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// This class needs to be hidden as eventually belongs in a plugin that
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// will export the ObjectFile protocol
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//----------------------------------------------------------------------
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class ObjectFileMachO :
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public lldb_private::ObjectFile
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{
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public:
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//------------------------------------------------------------------
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// Static Functions
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//------------------------------------------------------------------
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static void
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Initialize();
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static void
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Terminate();
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static const char *
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GetPluginNameStatic();
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static const char *
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GetPluginDescriptionStatic();
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static lldb_private::ObjectFile *
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CreateInstance (const lldb::ModuleSP &module_sp,
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lldb::DataBufferSP& data_sp,
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lldb::offset_t data_offset,
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const lldb_private::FileSpec* file,
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lldb::offset_t file_offset,
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lldb::offset_t length);
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static lldb_private::ObjectFile *
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CreateMemoryInstance (const lldb::ModuleSP &module_sp,
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lldb::DataBufferSP& data_sp,
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const lldb::ProcessSP &process_sp,
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lldb::addr_t header_addr);
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static bool
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MagicBytesMatch (lldb::DataBufferSP& data_sp,
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lldb::addr_t offset,
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lldb::addr_t length);
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//------------------------------------------------------------------
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// Member Functions
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//------------------------------------------------------------------
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ObjectFileMachO (const lldb::ModuleSP &module_sp,
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lldb::DataBufferSP& data_sp,
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lldb::offset_t data_offset,
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const lldb_private::FileSpec* file,
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lldb::offset_t offset,
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lldb::offset_t length);
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ObjectFileMachO (const lldb::ModuleSP &module_sp,
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lldb::DataBufferSP& data_sp,
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const lldb::ProcessSP &process_sp,
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lldb::addr_t header_addr);
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virtual
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~ObjectFileMachO();
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virtual bool
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ParseHeader ();
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virtual lldb::ByteOrder
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GetByteOrder () const;
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virtual bool
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IsExecutable () const;
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virtual uint32_t
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GetAddressByteSize () const;
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virtual lldb::AddressClass
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GetAddressClass (lldb::addr_t file_addr);
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virtual lldb_private::Symtab *
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GetSymtab();
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virtual lldb_private::SectionList *
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GetSectionList();
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virtual void
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Dump (lldb_private::Stream *s);
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virtual bool
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GetArchitecture (lldb_private::ArchSpec &arch);
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virtual bool
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GetUUID (lldb_private::UUID* uuid);
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virtual uint32_t
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GetDependentModules (lldb_private::FileSpecList& files);
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//------------------------------------------------------------------
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// PluginInterface protocol
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//------------------------------------------------------------------
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virtual const char *
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GetPluginName();
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virtual const char *
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GetShortPluginName();
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virtual uint32_t
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GetPluginVersion();
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virtual lldb_private::Address
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GetEntryPointAddress ();
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virtual lldb_private::Address
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GetHeaderAddress ();
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virtual uint32_t
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GetNumThreadContexts ();
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virtual lldb::RegisterContextSP
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GetThreadContextAtIndex (uint32_t idx, lldb_private::Thread &thread);
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virtual ObjectFile::Type
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CalculateType();
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virtual ObjectFile::Strata
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CalculateStrata();
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virtual uint32_t
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GetVersion (uint32_t *versions, uint32_t num_versions);
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protected:
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llvm::MachO::mach_header m_header;
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static const lldb_private::ConstString &GetSegmentNameTEXT();
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static const lldb_private::ConstString &GetSegmentNameDATA();
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static const lldb_private::ConstString &GetSegmentNameOBJC();
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static const lldb_private::ConstString &GetSegmentNameLINKEDIT();
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static const lldb_private::ConstString &GetSectionNameEHFrame();
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llvm::MachO::dysymtab_command m_dysymtab;
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std::vector<llvm::MachO::segment_command_64> m_mach_segments;
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std::vector<llvm::MachO::section_64> m_mach_sections;
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typedef lldb_private::RangeVector<uint32_t, uint32_t> FileRangeArray;
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lldb_private::Address m_entry_point_address;
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FileRangeArray m_thread_context_offsets;
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bool m_thread_context_offsets_valid;
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size_t
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ParseSections ();
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size_t
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ParseSymtab (bool minimize);
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};
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#endif // liblldb_ObjectFileMachO_h_
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