xref: /external/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_

#include "lldb/Symbol/ObjectContainer.h"
#include "lldb/Host/FileSpec.h"

#include "llvm/Support/MachO.h"

class ObjectContainerUniversalMachO :
    public lldb_private::ObjectContainer
{
public:
    //------------------------------------------------------------------
    // 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
    //------------------------------------------------------------------
    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);

    virtual
    ~ObjectContainerUniversalMachO();

    virtual bool
    ParseHeader ();

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

    virtual size_t
    GetNumArchitectures () const;

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

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

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

    virtual uint32_t
    GetPluginVersion();

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_