bufferiodevice.h

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#pragma once
 
#include <promeki/core/namespace.h>
#include <promeki/core/iodevice.h>
#include <promeki/core/buffer.h>
 
PROMEKI_NAMESPACE_BEGIN
 
class BufferIODevice : public IODevice {
        PROMEKI_OBJECT(BufferIODevice, IODevice)
        public:
                explicit BufferIODevice(Buffer *buffer, ObjectBase *parent = nullptr);
 
                explicit BufferIODevice(ObjectBase *parent = nullptr);
 
                ~BufferIODevice() override;
 
                void setBuffer(Buffer *buffer);
 
                Buffer *buffer() const { return _buffer; }
 
                Error open(OpenMode mode) override;
                Error close() override;
                bool isOpen() const override;
                int64_t read(void *data, int64_t maxSize) override;
                int64_t write(const void *data, int64_t maxSize) override;
                int64_t bytesAvailable() const override;
                bool isSequential() const override;
                Error seek(int64_t pos) override;
                int64_t pos() const override;
                Result<int64_t> size() const override;
                bool atEnd() const override;
 
        private:
                Buffer  *_buffer = nullptr;
                int64_t _pos     = 0;
};
 
PROMEKI_NAMESPACE_END