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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 801 | - | 1 | |
| 2 | #ifndef _QEXTSERIALBASE_H_ |
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| 3 | #define _QEXTSERIALBASE_H_ |
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| 4 | |||
| 5 | #include <QIODevice> |
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| 6 | #include <QFile> |
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| 7 | |||
| 8 | #ifdef QT_THREAD_SUPPORT |
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| 9 | #include <QThread> |
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| 10 | #include <QMutex> |
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| 11 | #endif |
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| 12 | |||
| 13 | /*if all warning messages are turned off, flag portability warnings to be turned off as well*/ |
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| 14 | #ifdef _TTY_NOWARN_ |
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| 15 | #define _TTY_NOWARN_PORT_ |
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| 16 | #endif |
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| 17 | |||
| 18 | /*macros for thread support*/ |
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| 19 | #ifdef QT_THREAD_SUPPORT |
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| 20 | #define LOCK_MUTEX() mutex->lock() |
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| 21 | #define UNLOCK_MUTEX() mutex->unlock() |
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| 22 | #else |
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| 23 | #define LOCK_MUTEX() |
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| 24 | #define UNLOCK_MUTEX() |
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| 25 | #endif |
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| 26 | |||
| 27 | /*macros for warning messages*/ |
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| 28 | #ifdef _TTY_NOWARN_PORT_ |
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| 29 | #define TTY_PORTABILITY_WARNING(s) |
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| 30 | #else |
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| 31 | #define TTY_PORTABILITY_WARNING(s) qWarning(s) |
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| 32 | #endif |
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| 33 | #ifdef _TTY_NOWARN_ |
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| 34 | #define TTY_WARNING(s) |
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| 35 | #else |
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| 36 | #define TTY_WARNING(s) qWarning(s) |
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| 37 | #endif |
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| 38 | |||
| 39 | |||
| 40 | /*line status constants*/ |
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| 41 | #define LS_CTS 0x01 |
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| 42 | #define LS_DSR 0x02 |
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| 43 | #define LS_DCD 0x04 |
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| 44 | #define LS_RI 0x08 |
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| 45 | #define LS_RTS 0x10 |
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| 46 | #define LS_DTR 0x20 |
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| 47 | #define LS_ST 0x40 |
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| 48 | #define LS_SR 0x80 |
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| 49 | |||
| 50 | /*error constants*/ |
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| 51 | #define E_NO_ERROR 0 |
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| 52 | #define E_INVALID_FD 1 |
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| 53 | #define E_NO_MEMORY 2 |
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| 54 | #define E_CAUGHT_NON_BLOCKED_SIGNAL 3 |
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| 55 | #define E_PORT_TIMEOUT 4 |
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| 56 | #define E_INVALID_DEVICE 5 |
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| 57 | #define E_BREAK_CONDITION 6 |
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| 58 | #define E_FRAMING_ERROR 7 |
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| 59 | #define E_IO_ERROR 8 |
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| 60 | #define E_BUFFER_OVERRUN 9 |
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| 61 | #define E_RECEIVE_OVERFLOW 10 |
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| 62 | #define E_RECEIVE_PARITY_ERROR 11 |
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| 63 | #define E_TRANSMIT_OVERFLOW 12 |
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| 64 | #define E_READ_FAILED 13 |
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| 65 | #define E_WRITE_FAILED 14 |
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| 66 | |||
| 67 | /*enums for port settings*/ |
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| 68 | enum NamingConvention { |
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| 69 | WIN_NAMES, |
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| 70 | IRIX_NAMES, |
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| 71 | HPUX_NAMES, |
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| 72 | SUN_NAMES, |
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| 73 | DIGITAL_NAMES, |
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| 74 | FREEBSD_NAMES, |
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| 75 | LINUX_NAMES |
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| 76 | }; |
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| 77 | |||
| 78 | enum BaudRateType { |
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| 79 | BAUD50, //POSIX ONLY |
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| 80 | BAUD75, //POSIX ONLY |
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| 81 | BAUD110, |
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| 82 | BAUD134, //POSIX ONLY |
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| 83 | BAUD150, //POSIX ONLY |
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| 84 | BAUD200, //POSIX ONLY |
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| 85 | BAUD300, |
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| 86 | BAUD600, |
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| 87 | BAUD1200, |
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| 88 | BAUD1800, //POSIX ONLY |
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| 89 | BAUD2400, |
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| 90 | BAUD4800, |
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| 91 | BAUD9600, |
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| 92 | BAUD14400, //WINDOWS ONLY |
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| 93 | BAUD19200, |
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| 94 | BAUD38400, |
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| 95 | BAUD56000, //WINDOWS ONLY |
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| 96 | BAUD57600, |
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| 97 | BAUD76800, //POSIX ONLY |
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| 98 | BAUD115200, |
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| 99 | BAUD128000, //WINDOWS ONLY |
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| 100 | BAUD256000 //WINDOWS ONLY |
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| 101 | }; |
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| 102 | |||
| 103 | enum DataBitsType { |
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| 104 | DATA_5, |
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| 105 | DATA_6, |
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| 106 | DATA_7, |
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| 107 | DATA_8 |
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| 108 | }; |
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| 109 | |||
| 110 | enum ParityType { |
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| 111 | PAR_NONE, |
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| 112 | PAR_ODD, |
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| 113 | PAR_EVEN, |
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| 114 | PAR_MARK, //WINDOWS ONLY |
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| 115 | PAR_SPACE |
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| 116 | }; |
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| 117 | |||
| 118 | enum StopBitsType { |
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| 119 | STOP_1, |
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| 120 | STOP_1_5, //WINDOWS ONLY |
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| 121 | STOP_2 |
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| 122 | }; |
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| 123 | |||
| 124 | enum FlowType { |
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| 125 | FLOW_OFF, |
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| 126 | FLOW_HARDWARE, |
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| 127 | FLOW_XONXOFF |
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| 128 | }; |
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| 129 | |||
| 130 | /*structure to contain port settings*/ |
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| 131 | struct PortSettings { |
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| 132 | BaudRateType BaudRate; |
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| 133 | DataBitsType DataBits; |
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| 134 | ParityType Parity; |
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| 135 | StopBitsType StopBits; |
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| 136 | FlowType FlowControl; |
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| 137 | ulong Timeout_Sec; |
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| 138 | ulong Timeout_Millisec; |
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| 139 | }; |
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| 140 | |||
| 141 | class QextSerialBase : public QIODevice { |
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| 142 | public: |
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| 143 | QextSerialBase(); |
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| 144 | QextSerialBase(const QString & name); |
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| 145 | virtual ~QextSerialBase(); |
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| 146 | virtual void construct(); |
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| 147 | virtual void setPortName(const QString & name); |
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| 148 | virtual QString portName() const; |
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| 149 | |||
| 150 | virtual void setBaudRate(BaudRateType)=0; |
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| 151 | virtual BaudRateType baudRate() const; |
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| 152 | virtual void setDataBits(DataBitsType)=0; |
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| 153 | virtual DataBitsType dataBits() const; |
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| 154 | virtual void setParity(ParityType)=0; |
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| 155 | virtual ParityType parity() const; |
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| 156 | virtual void setStopBits(StopBitsType)=0; |
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| 157 | virtual StopBitsType stopBits() const; |
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| 158 | virtual void setFlowControl(FlowType)=0; |
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| 159 | virtual FlowType flowControl() const; |
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| 160 | virtual void setTimeout(ulong, ulong)=0; |
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| 161 | |||
| 162 | virtual bool open(OpenMode mode=0)=0; |
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| 163 | virtual bool isSequential() const; |
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| 164 | virtual void close()=0; |
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| 165 | virtual void flush()=0; |
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| 166 | |||
| 167 | virtual qint64 size() const=0; |
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| 168 | virtual qint64 bytesAvailable()=0; |
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| 169 | virtual bool atEnd() const; |
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| 170 | |||
| 171 | virtual void ungetChar(char c)=0; |
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| 172 | virtual qint64 readLine(char * data, qint64 maxSize); |
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| 173 | |||
| 174 | virtual ulong lastError() const; |
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| 175 | virtual void translateError(ulong error)=0; |
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| 176 | |||
| 177 | virtual void setDtr(bool set=true)=0; |
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| 178 | virtual void setRts(bool set=true)=0; |
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| 179 | virtual ulong lineStatus()=0; |
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| 180 | |||
| 181 | protected: |
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| 182 | QString port; |
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| 183 | PortSettings Settings; |
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| 184 | ulong lastErr; |
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| 185 | |||
| 186 | #ifdef QT_THREAD_SUPPORT |
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| 187 | static QMutex* mutex; |
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| 188 | static ulong refCount; |
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| 189 | #endif |
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| 190 | |||
| 191 | virtual qint64 readData(char * data, qint64 maxSize)=0; |
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| 192 | virtual qint64 writeData(const char * data, qint64 maxSize)=0; |
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| 193 | |||
| 194 | }; |
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| 195 | |||
| 196 | #endif |