SerialPort.h

#pragma once

#include <string>

#include <Poco/Timespan.h>

namespace BeeeOn {

class SerialPort {
public:
        enum StopBits {
                STOPBITS_1,
                STOPBITS_2,
        };

        enum Parity {
                PARITY_NONE,
                PARITY_EVEN,
                PARITY_ODD,
        };

        enum DataBits {
                DATABITS_5,
                DATABITS_6,
                DATABITS_7,
                DATABITS_8,
        };

        SerialPort(const std::string &devicePath = "");
        ~SerialPort();

        void setDevicePath(const std::string &devicePath);
        std::string devicePath() const;

        void setBaudRate(int baudRate);
        void setStopBits(StopBits stopBits);
        void setParity(Parity parity);
        void setDataBits(DataBits dataBits);
        void setNonBlocking(bool nonBlocking);

        void open();
        std::string read(const Poco::Timespan &timeout);
        size_t write(const char* buffer, size_t size);
        size_t write(const std::string &data);
        void close();
        void flush();

        bool isOpen();

private:
        static std::string readDirect(int fd);
        void installNonBlocking();
        void installBlocking();

private:
        int m_fd;

        std::string m_devicePath;
        int m_baudRate;
        StopBits m_stopBits;
        Parity m_parity;
        DataBits m_dataBits;
        bool m_nonBlocking;
};

}