Class TBlob

util/memory/blob.h:24–330

@addtogroup BLOBs @{

/// @addtogroup BLOBs
/// @{
class TBlob {
public:
    class TBase {
    public:
        inline TBase() noexcept = default;
        virtual ~TBase() = default;

        virtual void Ref() noexcept = 0;
        virtual void UnRef() noexcept = 0;
    };

private:
    struct TStorage {
        const void* Data;
        size_t Length;
        TBase* Base;

        inline TStorage(const void* data, size_t length, TBase* base) noexcept
            : Data(data)
            , Length(length)
            , Base(base)
        {
        }

        inline ~TStorage() = default;

        inline void Swap(TStorage& r) noexcept {
            DoSwap(Data, r.Data);
            DoSwap(Length, r.Length);
            DoSwap(Base, r.Base);
        }
    };

public:
    using value_type = ui8;
    using const_reference = const value_type&;
    using const_pointer = const value_type*;
    using const_iterator = const_pointer;

    /**
     * Constructs a null blob (data array points to nullptr).
     */
    TBlob() noexcept
        : S_(nullptr, 0, nullptr)
    {
    }

    inline TBlob(const TBlob& r) noexcept
        : S_(r.S_)
    {
        Ref();
    }

    TBlob(TBlob&& r) noexcept
        : TBlob()
    {
        this->Swap(r);
    }