Concepts.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "trio/Defs.h"
 
#include <cstddef>
#include <cstdint>
 
namespace trio {
 
class Writable;
 
class TRIOAPI Readable {
    public:
        virtual std::size_t read(char* destination, std::size_t size) = 0;
        virtual std::size_t read(Writable* destination, std::size_t size) = 0;
 
    protected:
        virtual ~Readable();
 
};
 
class TRIOAPI Writable {
    public:
        virtual std::size_t write(const char* source, std::size_t size) = 0;
        virtual std::size_t write(Readable* source, std::size_t size) = 0;
 
    protected:
        virtual ~Writable();
 
};
 
class TRIOAPI Seekable {
    public:
        virtual std::uint64_t tell() = 0;
        virtual void seek(std::uint64_t position) = 0;
 
    protected:
        virtual ~Seekable();
 
};
 
class TRIOAPI Openable {
    public:
        virtual void open() = 0;
 
    protected:
        virtual ~Openable();
 
};
 
class TRIOAPI Closeable {
    public:
        virtual void close() = 0;
 
    protected:
        virtual ~Closeable();
 
};
 
class TRIOAPI Controllable : public Openable, public Closeable {
    protected:
        virtual ~Controllable();
 
};
 
class TRIOAPI Bounded {
    public:
        virtual std::uint64_t size() = 0;
 
    protected:
        virtual ~Bounded();
 
};
 
class TRIOAPI Buffered {
    public:
        virtual void flush() = 0;
 
    protected:
        virtual ~Buffered();
 
};
 
class TRIOAPI Resizable {
    public:
        virtual void resize(std::uint64_t size) = 0;
 
    protected:
        virtual ~Resizable();
 
};
 
}  // namespace trio