74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
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#ifndef cwSerialPort_H
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#define cwSerialPort_H
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namespace cw
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{
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namespace serialPort
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{
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enum
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{
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kDataBits5Fl = 0x0001,
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kDataBits6Fl = 0x0002,
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kDataBits7Fl = 0x0004,
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kDataBits8Fl = 0x0008,
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kDataBitsMask = 0x000f,
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k1StopBitFl = 0x0010,
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k2StopBitFl = 0x0020,
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kEvenParityFl = 0x0040,
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kOddParityFl = 0x0080,
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kNoParityFl = 0x0000,
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/*
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kCTS_OutFlowCtlFl = 0x0100,
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kRTS_InFlowCtlFl = 0x0200,
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kDTR_InFlowCtlFl = 0x0400,
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kDSR_OutFlowCtlFl = 0x0800,
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kDCD_OutFlowCtlFl = 0x1000
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*/
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kDefaultCfgFlags = kDataBits8Fl | k1StopBitFl | kNoParityFl
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};
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typedef handle<struct port_str> handle_t;
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typedef void (*callbackFunc_t)( void* cbArg, const void* byteA, unsigned byteN );
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rc_t create( handle_t& h, const char* device, unsigned baudRate, unsigned cfgFlags, callbackFunc_t cbFunc, void* cbArg );
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rc_t destroy(handle_t& h );
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bool isopen( handle_t h);
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rc_t send( handle_t h, const void* byteA, unsigned byteN );
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// Make callback to listener with result of read - Non-blocking
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rc_t receive( handle_t h, unsigned& readN_Ref);
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// Make callback to listener with result of read - Block for up to timeOutMs.
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rc_t receive( handle_t h, unsigned timeOutMs, unsigned& readN_Ref);
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// Return result of read in buf[bufByteN] - Non-blocking.
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rc_t receive( handle_t h, void* buf, unsigned bufByteN, unsigned& readN_Ref);
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// Return result of read in buf[bufByteN] - Block for up to timeOutMs.
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rc_t receive( handle_t h, void* buf, unsigned bufByteN, unsigned timeOutMs, unsigned& readN_Ref );
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const char* device( handle_t h);
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// Get the baud rate and cfgFlags used to initialize the port
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unsigned baudRate( handle_t h);
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unsigned cfgFlags( handle_t h);
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// Get the baud rate and cfg flags by reading the device.
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// Note the the returned buad rate is a system id rather than the actual baud rate,
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// however the cfgFlags are converted to the same kXXXFl defined in this class.
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unsigned readInBaudRate( handle_t h );
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unsigned readOutBaudRate( handle_t h);
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unsigned readCfgFlags( handle_t h);
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}
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}
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#endif
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