SerialPort.h

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#ifndef __DCL_SERIAL_PORT_H__
#define __DCL_SERIAL_PORT_H__       20110223
 
#ifndef __DCL_CONFIG_H__
#include <dcl/Config.h>
#endif
 
#ifdef __WINNT__
    #define B1200       CBR_1200
    #define B2400       CBR_2400
    #define B4800       CBR_4800
    #define B9600       CBR_9600
    #define B19200      CBR_19200
    #define B38400      CBR_38400
    #define B57600      CBR_57600
    #define B115200     CBR_115200
#else
    #include <termios.h>
#endif
 
#ifndef __DCL_POLL_ABLE_H__
#include <dcl/PollAble.h>
#endif
 
__DCL_BEGIN_NAMESPACE
 
#ifdef __WINNT__
    class SerialPollThread;
#endif

class DCLCAPI SerialPort : public PollAble
{
    DECLARE_CLASSINFO(SerialPort)
public:
    virtual ~SerialPort();

    SerialPort(
        const String& _path, int _oflags,
        size_t _inQueue = 4096, size_t _outQueue = 4096
    ) __DCL_THROWS1(IOException*);

    void open(
        const String&  _path, int _oflags,
        size_t _inQueue = 4096, size_t _outQueue = 4096
    ) __DCL_THROWS1(IOException*);
 
    enum BaudRate
    {
        BR_1200     = B1200,
        BR_2400     = B2400,
        BR_4800     = B4800,
        BR_9600     = B9600,
        BR_19200    = B19200,
        BR_38400    = B38400
#if !defined(_AIX)
        , BR_57600  = B57600,
        BR_115200   = B115200
#endif
    };
 
    enum ByteSize
    {
        BS_8NO,         // 8Bit, No parity
        BS_7EVEN,       // 7Bit, Even parity
        BS_7ODD         // 7Bit, Odd parity
    };
 
    enum StopBits
    {
        SB_1,           // 1 Stop bits
        SB_2            // 2 Stop bits
    };
 
    enum FlowControl
    {
        FC_NONE,
        FC_RTSCTS,      // Hardware
        FC_XONXOFF      // Software
    };

    void setAttributes(
        BaudRate _baudRate = BR_38400, ByteSize _byteSize = BS_8NO,
        StopBits _stopBits = SB_1, FlowControl _flowControl = FC_NONE
    ) __DCL_THROWS1(IOException*);
 
    enum PurgeFlag
    {
        PURGE_RX = 0x0001,
        PURGE_TX = 0x0002
    };

    void purge(int _flags) __DCL_THROWS1(IOException*);
 
protected:
    virtual bool onEvent(short _revents, PollThread* _pPollThread)
        __DCL_THROWS1(IOException*);
 
#ifdef __WINNT__
private:
    // SerialPollThread에 의해 사용된다.
    DWORD           __revents;
    OVERLAPPED      __overlapped;
 
    bool waitCommEvent();
 
    friend SerialPollThread;
#endif
 
public:
    static bool access(const String& _path);
};
 
#ifdef __WINNT__
    #undef B1200
    #undef B2400
    #undef B4800
    #undef B9600
    #undef B19200
    #undef B38400
    #undef B57600
    #undef B115200
#endif
 
__DCL_END_NAMESPACE
 
#endif      // __DCL_SERIAL_PORT_H__