libs/connection/Connection.h

Go to the documentation of this file.

#ifndef QRK_CONNECTION_H
#define QRK_CONNECTION_H

#include <cstddef>


namespace qrk
{
    enum {
        ReceiveTimeout = -1,
        ErrorLastIndex = -2,
    };


    class Connection
    {
    public:
        virtual ~Connection(void) {}


        virtual const char* what(void) const = 0;


        virtual bool connect(const char* device, long baudrate) = 0;


        virtual void disconnect(void) = 0;


        virtual bool setBaudrate(long baudrate) = 0;


        virtual long baudrate(void) const = 0;


        virtual bool isConnected(void) const = 0;


        virtual int send(const char* data, size_t count) = 0;


        virtual int receive(char* data, size_t count, int timeout) = 0;


        virtual size_t size(void) const = 0;


        virtual void flush(void) = 0;


        virtual void clear(void) = 0;


        virtual void ungetc(const char ch) = 0;
    };
}

#endif /* !QRK_CONNECTION_H */