lldb/source/Plugins/ObjectContainer/Universal-Mach-O/ObjectContainerUniversalMachO.h

//===-- ObjectContainerUniversalMachO.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_ObjectContainerUniversalMachO_h_
#define liblldb_ObjectContainerUniversalMachO_h_

// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/Symbol/ObjectContainer.h"
#include "lldb/Host/FileSpec.h"
#include "lldb/Utility/SafeMachO.h"

class ObjectContainerUniversalMachO :
    public lldb_private::ObjectContainer
{
public:
    ObjectContainerUniversalMachO(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);

    ~ObjectContainerUniversalMachO() override;

    //------------------------------------------------------------------
    // Static Functions
    //------------------------------------------------------------------
    static void
    Initialize();

    static void
    Terminate();

    static lldb_private::ConstString
    GetPluginNameStatic();

    static const char *
    GetPluginDescriptionStatic();

    static lldb_private::ObjectContainer *
    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 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 (const lldb_private::DataExtractor &data);

    //------------------------------------------------------------------
    // Member Functions
    //------------------------------------------------------------------
    bool
    ParseHeader() override;

    void
    Dump(lldb_private::Stream *s) const override;

    size_t
    GetNumArchitectures() const override;

    bool
    GetArchitectureAtIndex(uint32_t cpu_idx, lldb_private::ArchSpec& arch) const override;

    lldb::ObjectFileSP
    GetObjectFile(const lldb_private::FileSpec *file) override;

    //------------------------------------------------------------------
    // PluginInterface protocol
    //------------------------------------------------------------------
    lldb_private::ConstString
    GetPluginName() override;

    uint32_t
    GetPluginVersion() override;

protected:
    llvm::MachO::fat_header m_header;
    std::vector<llvm::MachO::fat_arch> m_fat_archs;
    
    static bool
    ParseHeader (lldb_private::DataExtractor &data,
                 llvm::MachO::fat_header &header,
                 std::vector<llvm::MachO::fat_arch> &fat_archs);
};

#endif // liblldb_ObjectContainerUniversalMachO_h_