FileData.h

#pragma once

namespace ParaEngine
{
    /* a file data in memory*/
    class FileData
    {
    public:
        static const FileData Null;
        FileData();
        FileData(const FileData& other);
        FileData(FileData&& other);
        ~FileData();

        FileData& operator= (const FileData& other);
        FileData& operator= (FileData&& other);

        char* GetBytes() const;
        size_t GetSize() const;

        void copy(char* bytes, const size_t size);

        void SetOwnBuffer(char* bytes, const size_t size);
        void ReleaseOwnership();

        void Clear();

        bool isNull() const;

    private:
        void move(FileData& other);

    private:
        char* m_bytes;
        size_t m_size;
    };
}