#ifndef TSCANNER_IO_H
#define TSCANNER_IO_H

class TScannerIO
{
public:
	TScannerIO() {}
	virtual bool open() = 0;
	virtual void close() = 0;
	virtual int receive(unsigned char *buffer, int size) = 0;
	virtual int send(unsigned char *buffer, int size) = 0;
	virtual void trace(bool on) = 0;
	virtual ~TScannerIO() {}
};
#endif