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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 801 | - | 1 | /******************************************************************************************************** |
| 2 | * PROGRAM : QSerialPortTerminal |
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| 3 | * DATE - TIME : vendredi 03 octobre 2008 - 11h15 |
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| 4 | * AUTHOR : VIANNEY-LIAUD Philippe ( philippe.vianney.liaud gmail.com ) |
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| 5 | * FILENAME : ManageSerialPort.cpp |
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| 6 | * LICENSE : GPL |
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| 7 | * COMMENTARY : |
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| 8 | ********************************************************************************************************/ |
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| 9 | #include <QtDebug> |
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| 10 | #include "ManageSerialPort.h" |
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| 11 | |||
| 12 | /******************************************************************************************************** |
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| 13 | * Classe ManageSerialPort |
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| 14 | *****************************************************************************************************/ |
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| 15 | |||
| 16 | //Constructeur |
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| 17 | ManageSerialPort::ManageSerialPort() |
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| 18 | { |
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| 19 | //Init pointeur a NULL |
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| 20 | threadSend = NULL; |
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| 21 | threadReceive = NULL; |
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| 22 | |||
| 23 | //Init des bool |
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| 24 | sendingEnabled = false; |
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| 25 | receivingEnabled = false; |
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| 26 | closeCalled = false; |
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| 27 | saveStateSendEnabled = false; |
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| 28 | saveStateReceivedEnabled = false; |
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| 29 | saveStateReceiveData = false; |
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| 30 | } |
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| 31 | |||
| 32 | ManageSerialPort::ManageSerialPort(const QString &name, const BaudRateType baudRate, \ |
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| 33 | const DataBitsType dataBits, const ParityType parity, \ |
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| 34 | const StopBitsType stopBits, const FlowType flowControl, \ |
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| 35 | ulong seconds, ulong milliseconds) |
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| 36 | { |
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| 37 | //Init pointeur a NULL |
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| 38 | threadSend = NULL; |
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| 39 | threadReceive = NULL; |
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| 40 | |||
| 41 | //Init des bool |
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| 42 | sendingEnabled = false; |
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| 43 | receivingEnabled = false; |
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| 44 | closeCalled = false; |
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| 45 | saveStateSendEnabled = false; |
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| 46 | saveStateReceivedEnabled = false; |
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| 47 | saveStateReceiveData = false; |
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| 48 | |||
| 49 | setPort(name); |
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| 50 | setBaudRate(baudRate); |
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| 51 | setDataBits(dataBits); |
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| 52 | setParity(parity); |
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| 53 | setStopBits(stopBits); |
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| 54 | setFlowControl(flowControl); |
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| 55 | setTimeout(seconds, milliseconds); |
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| 56 | } |
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| 57 | |||
| 58 | //Destructeur |
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| 59 | ManageSerialPort::~ManageSerialPort() |
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| 60 | { |
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| 61 | if (threadSend != NULL) |
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| 62 | { |
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| 63 | delete threadSend; |
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| 64 | threadSend = NULL; |
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| 65 | } |
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| 66 | |||
| 67 | if (threadReceive != NULL) |
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| 68 | { |
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| 69 | delete threadReceive; |
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| 70 | threadReceive = NULL; |
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| 71 | } |
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| 72 | |||
| 73 | if (isOpen()) |
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| 74 | extSerialPort.close(); |
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| 75 | } |
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| 76 | |||
| 77 | bool ManageSerialPort::open() |
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| 78 | { |
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| 79 | bool res = extSerialPort.open(QIODevice::ReadWrite); |
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| 80 | |||
| 81 | if (closeCalled) |
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| 82 | { |
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| 83 | if (saveStateSendEnabled) |
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| 84 | enableSending(); |
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| 85 | |||
| 86 | if (saveStateReceivedEnabled) |
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| 87 | enableReceiving(); |
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| 88 | |||
| 89 | if (saveStateReceiveData) |
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| 90 | receiveData(); |
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| 91 | closeCalled = false; |
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| 92 | } |
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| 93 | |||
| 94 | return res; |
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| 95 | } |
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| 96 | |||
| 97 | bool ManageSerialPort::open(const QString &name, const BaudRateType baudRate, \ |
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| 98 | const DataBitsType dataBits,const ParityType parity, \ |
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| 99 | const StopBitsType stopBits, const FlowType flowControl, \ |
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| 100 | ulong seconds, ulong milliseconds) |
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| 101 | { |
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| 102 | setPort(name); |
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| 103 | setBaudRate(baudRate); |
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| 104 | setDataBits(dataBits); |
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| 105 | setParity(parity); |
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| 106 | setStopBits(stopBits); |
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| 107 | setFlowControl(flowControl); |
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| 108 | setTimeout(seconds, milliseconds); |
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| 109 | |||
| 110 | bool res = extSerialPort.open(QIODevice::ReadWrite); |
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| 111 | |||
| 112 | |||
| 113 | return res; |
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| 114 | } |
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| 115 | |||
| 116 | bool ManageSerialPort::isOpen() |
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| 117 | { |
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| 118 | return extSerialPort.isOpen(); |
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| 119 | } |
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| 120 | |||
| 121 | void ManageSerialPort::close() |
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| 122 | { |
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| 123 | closeCalled = true; |
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| 124 | saveStateSendEnabled = isSendingEnabled(); |
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| 125 | saveStateReceivedEnabled = isReceivingEnabled(); |
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| 126 | |||
| 127 | disableSending(); |
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| 128 | disableReceiving(); |
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| 129 | |||
| 130 | extSerialPort.close(); |
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| 131 | } |
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| 132 | |||
| 133 | void ManageSerialPort::setPort(const QString &name) |
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| 134 | { |
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| 135 | extSerialPort.setPortName(name); |
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| 136 | } |
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| 137 | |||
| 138 | QString ManageSerialPort::getPort() |
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| 139 | { |
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| 140 | return extSerialPort.portName(); |
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| 141 | } |
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| 142 | |||
| 143 | |||
| 144 | void ManageSerialPort::setBaudRate(const BaudRateType baudRate) |
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| 145 | { |
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| 146 | extSerialPort.setBaudRate(baudRate); |
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| 147 | } |
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| 148 | |||
| 149 | QString ManageSerialPort::getBaudRate() |
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| 150 | { |
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| 151 | switch (extSerialPort.baudRate()) |
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| 152 | { |
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| 153 | case BAUD50: |
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| 154 | return QString("50"); |
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| 155 | case BAUD75: |
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| 156 | return QString("75"); |
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| 157 | case BAUD110: |
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| 158 | return QString("110"); |
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| 159 | case BAUD134: |
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| 160 | return QString("134"); |
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| 161 | case BAUD150: |
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| 162 | return QString("150"); |
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| 163 | case BAUD200: |
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| 164 | return QString("200"); |
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| 165 | case BAUD300: |
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| 166 | return QString("300"); |
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| 167 | case BAUD600: |
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| 168 | return QString("600"); |
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| 169 | case BAUD1200: |
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| 170 | return QString("1200"); |
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| 171 | case BAUD1800: |
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| 172 | return QString("1800"); |
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| 173 | case BAUD2400: |
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| 174 | return QString("2400"); |
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| 175 | case BAUD4800: |
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| 176 | return QString("4800"); |
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| 177 | case BAUD9600: |
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| 178 | return QString("9600"); |
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| 179 | case BAUD14400: |
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| 180 | return QString("14400"); |
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| 181 | case BAUD19200: |
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| 182 | return QString("19200"); |
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| 183 | case BAUD38400: |
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| 184 | return QString("38400"); |
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| 185 | case BAUD56000: |
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| 186 | return QString("56000"); |
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| 187 | case BAUD57600: |
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| 188 | return QString("57600"); |
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| 189 | case BAUD76800: |
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| 190 | return QString("76800"); |
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| 191 | case BAUD115200: |
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| 192 | return QString("115200"); |
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| 193 | case BAUD128000: |
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| 194 | return QString("128000"); |
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| 195 | case BAUD256000: |
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| 196 | return QString("256000"); |
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| 197 | } |
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| 198 | return 0; |
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| 199 | } |
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| 200 | |||
| 201 | |||
| 202 | void ManageSerialPort::setDataBits(const DataBitsType dataBits) |
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| 203 | { |
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| 204 | extSerialPort.setDataBits(dataBits); |
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| 205 | } |
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| 206 | |||
| 207 | QChar ManageSerialPort::getDataBits() |
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| 208 | { |
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| 209 | switch (extSerialPort.dataBits()) |
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| 210 | { |
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| 211 | case DATA_5: |
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| 212 | return QChar('5'); |
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| 213 | case DATA_6: |
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| 214 | return QChar('6'); |
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| 215 | case DATA_7: |
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| 216 | return QChar('7'); |
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| 217 | case DATA_8: |
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| 218 | return QChar('8'); |
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| 219 | } |
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| 220 | return 0; |
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| 221 | } |
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| 222 | |||
| 223 | |||
| 224 | void ManageSerialPort::setParity(const ParityType parity) |
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| 225 | { |
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| 226 | extSerialPort.setParity(parity); |
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| 227 | } |
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| 228 | |||
| 229 | QString ManageSerialPort::getParity() |
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| 230 | { |
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| 231 | switch (extSerialPort.parity()) |
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| 232 | { |
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| 233 | case PAR_NONE: |
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| 234 | return QString(tr("None")); |
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| 235 | case PAR_ODD: |
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| 236 | return QString(tr("Odd")); |
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| 237 | case PAR_EVEN: |
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| 238 | return QString(tr("Even")); |
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| 239 | case PAR_MARK: |
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| 240 | return QString(tr("Mark")); |
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| 241 | case PAR_SPACE: |
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| 242 | return QString(tr("Space")); |
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| 243 | } |
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| 244 | return 0; |
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| 245 | } |
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| 246 | |||
| 247 | |||
| 248 | void ManageSerialPort::setStopBits(const StopBitsType stopBits) |
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| 249 | { |
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| 250 | extSerialPort.setStopBits(stopBits); |
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| 251 | } |
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| 252 | |||
| 253 | QString ManageSerialPort::getStopBit() |
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| 254 | { |
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| 255 | switch (extSerialPort.stopBits()) |
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| 256 | { |
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| 257 | case STOP_1: |
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| 258 | return QString("1"); |
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| 259 | case STOP_1_5: |
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| 260 | return QString("1.5"); |
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| 261 | case STOP_2: |
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| 262 | return QString("2"); |
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| 263 | } |
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| 264 | return 0; |
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| 265 | } |
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| 266 | |||
| 267 | |||
| 268 | void ManageSerialPort::setFlowControl(const FlowType flowControl) |
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| 269 | { |
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| 270 | extSerialPort.setFlowControl(flowControl); |
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| 271 | } |
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| 272 | |||
| 273 | QString ManageSerialPort::getFlowControl() |
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| 274 | { |
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| 275 | switch (extSerialPort.flowControl()) |
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| 276 | { |
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| 277 | case FLOW_OFF: |
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| 278 | return QString(tr("None")); |
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| 279 | case FLOW_HARDWARE : |
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| 280 | return QString(tr("Hardware")); |
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| 281 | case FLOW_XONXOFF : |
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| 282 | return QString(tr("Xon/Xoff")); |
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| 283 | } |
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| 284 | return 0; |
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| 285 | } |
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| 286 | |||
| 287 | |||
| 288 | void ManageSerialPort::setTimeout(ulong seconds, ulong milliseconds) |
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| 289 | { |
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| 290 | extSerialPort.setTimeout(seconds,milliseconds); |
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| 291 | } |
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| 292 | |||
| 293 | /* |
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| 294 | QString ManageSerialPort::getLastErrorToString() |
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| 295 | { |
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| 296 | ulong res = extSerialPort.lastError(); |
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| 297 | switch (res) |
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| 298 | { |
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| 299 | case E_NO_ERROR: |
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| 300 | return QString(tr("No Error has occured")); |
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| 301 | case E_INVALID_FD: |
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| 302 | return QString(tr("Invalid file descriptor (port was not opened correctly)")); |
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| 303 | case E_NO_MEMORY: |
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| 304 | return QString(tr("Unable to allocate memory tables (POSIX)")); |
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| 305 | case E_CAUGHT_NON_BLOCKED_SIGNAL: |
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| 306 | return QString(tr("Caught a non-blocked signal (POSIX)")); |
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| 307 | case E_PORT_TIMEOUT: |
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| 308 | return QString(tr("Operation timed out (POSIX)")); |
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| 309 | case E_INVALID_DEVICE: |
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| 310 | return QString(tr("The file opened by the port is not a character device (POSIX)")); |
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| 311 | case E_BREAK_CONDITION: |
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| 312 | return QString(tr("The port detected a break condition")); |
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| 313 | case E_FRAMING_ERROR: |
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| 314 | return QString(tr("The port detected a framing error (usually caused by incorrect baud rate settings)")); |
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| 315 | case E_IO_ERROR: |
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| 316 | return QString(tr("There was an I/O error while communicating with the port")); |
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| 317 | case E_BUFFER_OVERRUN: |
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| 318 | return QString(tr("Character buffer overrun")); |
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| 319 | case E_RECEIVE_OVERFLOW: |
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| 320 | return QString(tr("Receive buffer overflow")); |
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| 321 | case E_RECEIVE_PARITY_ERROR: |
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| 322 | return QString(tr("The port detected a parity error in the received data")); |
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| 323 | case E_TRANSMIT_OVERFLOW: |
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| 324 | return QString(tr("Transmit buffer overflow")); |
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| 325 | case E_READ_FAILED: |
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| 326 | return QString(tr("General read operation failure")); |
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| 327 | case E_WRITE_FAILED: |
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| 328 | return QString(tr("General write operation failure")); |
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| 329 | } |
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| 330 | return 0; |
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| 331 | }*/ |
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| 332 | |||
| 333 | /* |
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| 334 | ulong ManageSerialPort::getLastError() |
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| 335 | { |
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| 336 | return extSerialPort.lastError(); |
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| 337 | } |
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| 338 | */ |
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| 339 | |||
| 340 | |||
| 341 | void ManageSerialPort::enableSending() |
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| 342 | { |
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| 343 | if (!sendingEnabled && threadSend == NULL) //Si l'envoi n'est pas active && si threadSend n'est pas alloue |
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| 344 | { |
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| 345 | threadSend = new ThreadSend(extSerialPort); |
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| 346 | sendingEnabled = true; |
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| 347 | } |
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| 348 | } |
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| 349 | |||
| 350 | void ManageSerialPort::disableSending() |
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| 351 | { |
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| 352 | if (sendingEnabled && threadSend != NULL) //Si l'envoi est active && si threadSend est alloue |
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| 353 | { |
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| 354 | delete (threadSend); |
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| 355 | threadSend = NULL; |
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| 356 | sendingEnabled = false; |
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| 357 | } |
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| 358 | } |
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| 359 | |||
| 360 | bool ManageSerialPort::isSendingEnabled() |
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| 361 | { |
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| 362 | return sendingEnabled; |
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| 363 | } |
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| 364 | |||
| 365 | uchar ManageSerialPort::sendData(QByteArray &dataToSend) |
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| 366 | { |
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| 367 | if (!isOpen()) //Si le port n'est pas ouvert |
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| 368 | return 2; |
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| 369 | |||
| 370 | if (!sendingEnabled || threadSend == NULL) //Si l'envoi n'est pas active || si threadSend n'est pas alloue |
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| 371 | return 3; |
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| 372 | |||
| 373 | threadSend->addDataToSend(dataToSend); //Ajout des donnees a envoyer |
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| 374 | return 1; |
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| 375 | } |
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| 376 | |||
| 377 | void ManageSerialPort::stopSending() |
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| 378 | { |
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| 379 | if (!sendingEnabled || threadSend == NULL) //Si l'envoi n'est pas active || si threadSend n'est pas été alloue |
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| 380 | return; |
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| 381 | |||
| 382 | if (threadSend->isRunning()) //si un envoi est en cour |
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| 383 | { |
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| 384 | threadSend->stopSending(); //on donne l'ordre d'arreter l'envoi |
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| 385 | |||
| 386 | long tmp = ULONG_MAX; |
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| 387 | threadSend->wait(tmp); //on attend l'arret |
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| 388 | } |
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| 389 | } |
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| 390 | |||
| 391 | |||
| 392 | |||
| 393 | void ManageSerialPort::enableReceiving() |
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| 394 | { |
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| 395 | if (!receivingEnabled && threadReceive == NULL) //Si la reception n'est pas active && si threadReceive n'est pas alloue |
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| 396 | { |
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| 397 | threadReceive = new ThreadReceive(extSerialPort); |
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| 398 | connect(threadReceive, SIGNAL(newDataReceived(const QByteArray &)), this, SIGNAL(newDataReceived(const QByteArray &))); |
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| 399 | receivingEnabled = true; |
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| 400 | } |
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| 401 | } |
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| 402 | |||
| 403 | void ManageSerialPort::disableReceiving() |
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| 404 | { |
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| 405 | if (receivingEnabled && threadReceive != NULL) //Si la reception est pas active && si threadReceive est alloue |
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| 406 | { |
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| 407 | delete (threadReceive); |
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| 408 | threadReceive = NULL; |
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| 409 | receivingEnabled = false; |
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| 410 | } |
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| 411 | } |
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| 412 | |||
| 413 | bool ManageSerialPort::isReceivingEnabled() |
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| 414 | { |
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| 415 | return receivingEnabled; |
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| 416 | } |
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| 417 | |||
| 418 | uchar ManageSerialPort::receiveData() |
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| 419 | { |
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| 420 | if (!isOpen()) //Si le port n'est pas ouvert |
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| 421 | return 2; |
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| 422 | if (!receivingEnabled || threadReceive == NULL) //Si la reception n'est pas active || si threadReceive n'est pas été alloue |
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| 423 | return 3; |
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| 424 | |||
| 425 | if (!threadReceive->isRunning()) |
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| 426 | { |
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| 427 | saveStateReceiveData = true; |
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| 428 | threadReceive->start(); //Demarrage du thread de reception |
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| 429 | } |
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| 430 | return 1; |
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| 431 | } |
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| 432 | |||
| 433 | void ManageSerialPort::stopReceiving() |
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| 434 | { |
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| 435 | if (!receivingEnabled || threadReceive == NULL) //Si la reception n'est pas active || si threadReceive n'est pas alloue |
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| 436 | return; |
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| 437 | |||
| 438 | if (threadReceive->isRunning()) //Si le thread de reception est en fonctionnement |
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| 439 | { |
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| 440 | saveStateReceiveData = false; |
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| 441 | threadReceive->stopReceiving(); //on donne l'ordre d'arreter la reception |
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| 442 | |||
| 443 | long tmp = ULONG_MAX; |
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| 444 | threadReceive->wait(tmp); //on attend l'arret |
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| 445 | } |
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| 446 | } |
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| 447 | |||
| 448 | |||
| 449 | |||
| 450 | |||
| 451 | |||
| 452 | |||
| 453 | |||
| 454 | |||
| 455 | |||
| 456 | |||
| 457 | |||
| 458 | /******************************************************************************************************** |
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| 459 | * Classe ThreadSend |
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| 460 | *****************************************************************************************************/ |
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| 461 | |||
| 462 | ThreadSend::ThreadSend(QextSerialPort &addressSerialPort) : extSerialPort(addressSerialPort) |
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| 463 | { |
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| 464 | dataToSend.clear(); |
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| 465 | stopped=false; |
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| 466 | } |
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| 467 | |||
| 468 | ThreadSend::~ThreadSend() |
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| 469 | { |
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| 470 | if (isRunning()) |
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| 471 | { |
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| 472 | stopSending(); |
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| 473 | wait(); |
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| 474 | } |
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| 475 | } |
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| 476 | |||
| 477 | |||
| 478 | void ThreadSend::addDataToSend(QByteArray &dataToAdd) |
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| 479 | { |
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| 480 | QMutexLocker locker(&mutexSend); |
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| 481 | for (int i=0; i<dataToAdd.size(); i++) |
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| 482 | dataToSend.enqueue(QByteArray(1,dataToAdd.at(i))); |
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| 483 | |||
| 484 | if (!isRunning()) |
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| 485 | start(); |
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| 486 | } |
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| 487 | |||
| 488 | void ThreadSend::stopSending() |
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| 489 | { |
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| 490 | stopped=true; |
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| 491 | } |
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| 492 | |||
| 493 | void ThreadSend::run() |
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| 494 | { |
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| 495 | QByteArray byteArray; |
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| 496 | |||
| 497 | forever |
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| 498 | { |
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| 499 | if (dataToSend.isEmpty() || stopped) |
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| 500 | { |
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| 501 | stopped = false; |
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| 502 | break; |
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| 503 | } |
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| 504 | mutexSend.lock(); |
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| 505 | byteArray = dataToSend.dequeue(); |
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| 506 | mutexSend.unlock(); |
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| 507 | |||
| 508 | extSerialPort.write(byteArray, 1); |
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| 509 | } |
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| 510 | } |
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| 511 | |||
| 512 | |||
| 513 | |||
| 514 | |||
| 515 | |||
| 516 | /******************************************************************************************************** |
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| 517 | * Classe ThreadReceive - A TERMINER |
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| 518 | *****************************************************************************************************/ |
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| 519 | |||
| 520 | ThreadReceive::ThreadReceive(QextSerialPort &addressSerialPort) : extSerialPort(addressSerialPort) |
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| 521 | { |
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| 522 | stopped=false; |
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| 523 | } |
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| 524 | |||
| 525 | ThreadReceive::~ThreadReceive() |
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| 526 | { |
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| 527 | if (isRunning()) |
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| 528 | { |
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| 529 | stopReceiving(); |
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| 530 | wait(); |
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| 531 | } |
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| 532 | } |
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| 533 | |||
| 534 | void ThreadReceive::stopReceiving() |
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| 535 | { |
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| 536 | stopped = true; |
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| 537 | } |
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| 538 | |||
| 539 | void ThreadReceive::run() |
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| 540 | { |
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| 541 | int numBytes=0; |
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| 542 | char data[1024]; |
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| 543 | QByteArray dataReceived; |
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| 544 | |||
| 545 | forever |
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| 546 | { |
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| 547 | if (stopped) |
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| 548 | { |
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| 549 | stopped = false; |
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| 550 | break; |
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| 551 | } |
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| 552 | |||
| 553 | mutexReceive.lock(); |
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| 554 | |||
| 555 | numBytes = extSerialPort.bytesAvailable(); |
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| 556 | if (numBytes > 0) |
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| 557 | { |
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| 558 | extSerialPort.read(data, numBytes); |
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| 559 | |||
| 560 | for (int xy=1; xy < numBytes; xy++) |
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| 561 | { |
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| 562 | if (data[xy] == 0) |
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| 563 | { |
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| 564 | data[xy] = 'a'; |
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| 565 | } |
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| 566 | } |
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| 567 | |||
| 568 | data[numBytes]='\0'; |
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| 569 | |||
| 570 | dataReceived = data; |
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| 571 | |||
| 572 | emit newDataReceived(dataReceived); |
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| 573 | } |
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| 574 | mutexReceive.unlock(); |
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| 575 | } |
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| 576 | } |
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| 577 |