contrib/llvm-project/lldb/source/Plugins/ObjectFile/JIT/ObjectFileJIT.h

   1 //===-- ObjectFileJIT.h -----------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef liblldb_ObjectFileJIT_h_
  10 #define liblldb_ObjectFileJIT_h_
  11
  12 #include "lldb/Core/Address.h"
  13 #include "lldb/Symbol/ObjectFile.h"
  14
  15 // This class needs to be hidden as eventually belongs in a plugin that
  16 // will export the ObjectFile protocol
  17 class ObjectFileJIT : public lldb_private::ObjectFile {
  18 public:
  19   ObjectFileJIT(const lldb::ModuleSP &module_sp,
  20                 const lldb::ObjectFileJITDelegateSP &delegate_sp);
  21
  22   ~ObjectFileJIT() override;
  23
  24   // Static Functions
  25   static void Initialize();
  26
  27   static void Terminate();
  28
  29   static lldb_private::ConstString GetPluginNameStatic();
  30
  31   static const char *GetPluginDescriptionStatic();
  32
  33   static lldb_private::ObjectFile *
  34   CreateInstance(const lldb::ModuleSP &module_sp, lldb::DataBufferSP &data_sp,
  35                  lldb::offset_t data_offset, const lldb_private::FileSpec *file,
  36                  lldb::offset_t file_offset, lldb::offset_t length);
  37
  38   static lldb_private::ObjectFile *CreateMemoryInstance(
  39       const lldb::ModuleSP &module_sp, lldb::DataBufferSP &data_sp,
  40       const lldb::ProcessSP &process_sp, lldb::addr_t header_addr);
  41
  42   static size_t GetModuleSpecifications(const lldb_private::FileSpec &file,
  43                                         lldb::DataBufferSP &data_sp,
  44                                         lldb::offset_t data_offset,
  45                                         lldb::offset_t file_offset,
  46                                         lldb::offset_t length,
  47                                         lldb_private::ModuleSpecList &specs);
  48
  49   // LLVM RTTI support
  50   static char ID;
  51   bool isA(const void *ClassID) const override {
  52     return ClassID == &ID || ObjectFile::isA(ClassID);
  53   }
  54   static bool classof(const ObjectFile *obj) { return obj->isA(&ID); }
  55
  56   // Member Functions
  57   bool ParseHeader() override;
  58
  59   bool SetLoadAddress(lldb_private::Target &target, lldb::addr_t value,
  60                       bool value_is_offset) override;
  61
  62   lldb::ByteOrder GetByteOrder() const override;
  63
  64   bool IsExecutable() const override;
  65
  66   uint32_t GetAddressByteSize() const override;
  67
  68   lldb_private::Symtab *GetSymtab() override;
  69
  70   bool IsStripped() override;
  71
  72   void CreateSections(lldb_private::SectionList &unified_section_list) override;
  73
  74   void Dump(lldb_private::Stream *s) override;
  75
  76   lldb_private::ArchSpec GetArchitecture() override;
  77
  78   lldb_private::UUID GetUUID() override;
  79
  80   uint32_t GetDependentModules(lldb_private::FileSpecList &files) override;
  81
  82   size_t ReadSectionData(lldb_private::Section *section,
  83                          lldb::offset_t section_offset, void *dst,
  84                          size_t dst_len) override;
  85
  86   size_t
  87   ReadSectionData(lldb_private::Section *section,
  88                   lldb_private::DataExtractor &section_data) override;
  89
  90   lldb_private::Address GetEntryPointAddress() override;
  91
  92   lldb_private::Address GetBaseAddress() override;
  93
  94   ObjectFile::Type CalculateType() override;
  95
  96   ObjectFile::Strata CalculateStrata() override;
  97
  98   // PluginInterface protocol
  99   lldb_private::ConstString GetPluginName() override;
 100
 101   uint32_t GetPluginVersion() override;
 102
 103 protected:
 104   lldb::ObjectFileJITDelegateWP m_delegate_wp;
 105 };
 106
 107 #endif // liblldb_ObjectFileJIT_h_