symbol_file_module.hpp

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// ===-- include/psystem/symbol_file_module.hpp ----------- -*- C++ -*- --=== //
// Copyright (c) 2015 Matt Bisson.  All rights reserved.

#pragma once
#ifndef PSYSTEM_SYMBOL_FILE_MODULE_HPP
#define PSYSTEM_SYMBOL_FILE_MODULE_HPP

#include "psystem_ns.hpp"

#include <functional>

#include <psystem/framework/memory.hpp>
#include <psystem/framework/not_copyable.hpp>
#include <psystem/framework/unique_handle.hpp>

namespace psystem {

class dll_export_view;
class symbol_view;

class symbol_file_module
    : psystem::not_copyable
{
public:
    explicit symbol_file_module(std::string const& file_name);

    symbol_file_module(symbol_file_module&& o) noexcept;

    ~symbol_file_module() noexcept;

public:
    void dump_module_info() const;

    uint8_t const *get_base_address() const noexcept;

    dll_export_view const *get_dll_export_view();

    symbol_view const *get_symbol_view();

private:
    //
    // Resources consumed for the lifetime of this instance:
    //

    std::unique_ptr< uint8_t, std::function<void(uint8_t*)> > m_view;

    psystem::unique_handle<> m_mapping_handle;

    psystem::unique_handle<> m_file_handle;

    //
    // Lazily loaded resources:
    //

    std::unique_ptr<symbol_view> m_symbol_view;

    std::unique_ptr<dll_export_view> m_dll_export_view;
};

} // namespace psystem

#endif // PSYSTEM_SYMBOL_FILE_MODULE_HPP