DataBuffer.h

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#pragma once
#include "../runner/common/Platform.h"
#include "../runner/common/Noncopyable.h"
#include <cstdlib>
#include <memory>
#include <string_view>
#include <vector>
 
namespace mana
{
    class OutputStream;
 
    /*
    Data Section
    データセクション
    */
    class DataBuffer final : Noncopyable
    {
    public:
        DataBuffer() noexcept;
        ~DataBuffer() = default;
 
        [[nodiscard]] const char* GetBuffer() const noexcept;
 
        [[nodiscard]] address_t GetSize() const noexcept;
 
        [[nodiscard]] address_t Get(const std::string_view& text) const noexcept;
 
        address_t Set(const std::string_view& text);
 
        bool Write(OutputStream& stream) const;
 
    private:
        [[nodiscard]] address_t Find(const std::string_view& text) const noexcept;
 
    private:
        std::vector<address_t> mEntities;
        std::unique_ptr<char, decltype(&std::free)> mBuffer;
        address_t mAllocatedSize = 0;
        address_t mUsedSize = 0;
    };
}