Revert "Simplify the waveform reading code (#194)"

This reverts commit 591940b225.

Revert "Whitespace cleanup (#192)"

This reverts commit 1b45b0d112.

Desktop_Interface/androidusbdriver.cpp

@@ -295,3 +295,4 @@ int androidUsbDriver::flashFirmware(void){
     mainActivity.callMethod<void>("closeDevice");
     return 0;
 }
+

Desktop_Interface/daqform.cpp

@@ -81,3 +81,4 @@ void daqForm::updateValues(){
 void daqForm::trigger_saveButtonPressed(){
     saveButtonPressed();
 }
+

Desktop_Interface/desktop_settings.cpp

@@ -25,3 +25,4 @@ unsigned char expected_variant;
 #ifndef PLATFORM_WINDOWS
 struct timeval tv;
 #endif
+

Desktop_Interface/desktop_settings.h

@@ -47,3 +47,4 @@ extern unsigned char expected_variant;
 #define NUM_BYTES_STORED_PER_DAQ_SAMPLE 9
 
 #endif // DESKTOP_SETTINGS_H
+

Desktop_Interface/functiongencontrol.cpp

@@ -9,40 +9,95 @@ ChannelData const& SingleChannelController::getData() const {
 
 void SingleChannelController::waveformName(QString newName)
 {
+    qDebug() << "newName = " << newName;
+    newName.append(".tlw");
+
+	int length;
+
 #ifdef PLATFORM_ANDROID
-    QString path("assets:/waveforms/");
-    QFile file(path.append(newName).append(".tlw"));
-#else
-    QString path = QCoreApplication::applicationDirPath();
-    QFile file(path.append("/waveforms/").append(newName).append(".tlw"));
-#endif
+    QString waveformFilePath("assets:/waveforms/");
+    waveformFilePath.append(newName);
 
-    qDebug() << "opening" << file.fileName();
-    if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
-        qFatal("could not open %s", qUtf8Printable(file.fileName()));
+    QFile fptr(waveformFilePath);
+    bool success = fptr.open(QIODevice::ReadOnly);
 
-    int length = file.readLine().toInt();
-    m_data.divisibility = file.readLine().toInt();
-    QByteArray data = file.readLine().trimmed();
-    file.close();
+    QByteArray line;
+    char lengthString[16];
+    char divisibilityString[16];
+
+    line = fptr.readLine();
+    strcpy(lengthString, line.data());
+    sscanf(lengthString, "%d", &length);
+    qDebug() << "lengthString" << lengthString;
+
+    line = fptr.readLine();
+    strcpy(divisibilityString, line.data());
+    sscanf(divisibilityString, "%d", &m_data.divisibility);
+    qDebug() << "divisibilityString" << divisibilityString;
 
     qDebug() << "Length = " << length;
     qDebug() << "Divisibility = " << m_data.divisibility;
 
-    // Length is redundant, could be derived from the sample list.
-    if (length != data.count('\t') + 1)
-        qFatal("%s: sample count mismatch", qUtf8Printable(file.fileName()));
+    QByteArray remainingData = fptr.readAll();
+    char *dataString = remainingData.data();
+
 	m_data.samples.resize(length);
 
-    data.replace('\t', '\0');
-    const char *dataString = data.constData();
-    QByteArray dataElem;
-    for (auto &sample : m_data.samples) {
-        dataElem.setRawData(dataString, strlen(dataString));
-        sample = static_cast<uint8_t>(dataElem.toInt());
-        dataString += dataElem.size() + 1;
+    int dummy;
+    char *dataStringCurrent = dataString;
+    for (int i = 0; i < length; i++)
+	{
+        sscanf(dataStringCurrent, "%d", &dummy);
+        dataStringCurrent += strcspn(dataStringCurrent, "\t") + 1;
+        m_data.samples[i] = static_cast<uint8_t>(dummy);
     }
 
+#else
+
+    QByteArray filePath = QCoreApplication::applicationDirPath()
+		.append("/waveforms/").append(newName).toLocal8Bit();
+
+    qDebug() << "opening" << filePath;
+
+    FILE *fptr = fopen(filePath.constData(), "r");
+    if (fptr == NULL)
+        qFatal("%s could not be opened!", filePath.constData());
+
+    char lengthString[16];
+    fgets(lengthString, 5, fptr);
+    sscanf(lengthString, "%d", &length);
+
+    char divisibilityString[16];
+    //Bit of bullshit to deal with CRLF line endings on Mac.
+    do
+	{
+		fgets(divisibilityString, 5, fptr);
+	}
+	while ((divisibilityString[0] == '\r') || (divisibilityString[0] == '\n'));
+
+    sscanf(divisibilityString, "%d", &m_data.divisibility);
+
+    qDebug() << "Length = " << length;
+    qDebug() << "Divisibility = " << m_data.divisibility;
+
+	m_data.samples.resize(length);
+
+    char *dataString = (char *) malloc(length*5+1);
+    fgets(dataString, length*5+1, fptr);
+
+    int dummy;
+    char *dataStringCurrent = dataString;
+    for (int i = 0; i < length; i++)
+	{
+        sscanf(dataStringCurrent, "%d", &dummy);
+        dataStringCurrent += strcspn(dataStringCurrent, "\t") + 1;
+        m_data.samples[i] = static_cast<uint8_t>(dummy);
+    }
+
+    free(dataString);
+    fclose(fptr);
+#endif
+
 	double newMaxFreq = DAC_SPS / (length >> (m_data.divisibility - 1));
 	double newMinFreq = double(CLOCK_FREQ) / 1024.0 / 65535.0 / static_cast<double>(length);
 
@@ -174,3 +229,4 @@ void DualChannelController::offsetUpdate_CH2(double newOffset)
 }
 
 }
+

Desktop_Interface/genericusbdriver.cpp

@@ -230,6 +230,7 @@ void genericUsbDriver::sendFunctionGenData(functionGen::ChannelID channelID)
     if(deviceMode == 5)
         qDebug("DEVICE IS IN MODE 5");
 
+	
     if (channelID == functionGen::ChannelID::CH2)
 		usbSendControl(0x40, 0xa1, timerPeriod, clkSetting, channelData.samples.size(), channelData.samples.data());
     else
@@ -513,3 +514,4 @@ void genericUsbDriver::checkConnection(){
 void genericUsbDriver::bootloaderJump(){
     usbSendControl(0x40, 0xa7, 1, 0, 0, NULL);
 }
+

Desktop_Interface/isobuffer.h

@@ -118,7 +118,7 @@ public:
 //	UARTS decoding
 	uartStyleDecoder* m_decoder = NULL;
 	bool m_isDecoding = true;
-// DFT
+//DFT
     AsyncDFT async_dft;
 private:
 //	File I/O

Desktop_Interface/isobuffer_file.cpp

@@ -79,3 +79,4 @@ void isoBuffer_file::clearBuffer()
 
     back = 0;
 }
+

Desktop_Interface/isobufferbuffer.cpp

@@ -98,3 +98,5 @@ uint32_t isoBufferBuffer::capacity() const
 {
 	return m_capacity;
 }
+
+

Desktop_Interface/isodriver.cpp

@@ -1658,3 +1658,4 @@ void isoDriver::setMaxSpectrum(int maxSpectrum)
 {
     m_spectrumMaxX = static_cast<double>(maxSpectrum);
 }
+

Desktop_Interface/mainwindow.cpp

@@ -2473,6 +2473,7 @@ void MainWindow::cursorGroupEnabled(bool enabled)
         ui->makeCursorsNicer->setTurnedOn(false);
         ui->cursorGroup->setEnabled(false);
     }
+    
 }
 
 void MainWindow::on_actionHide_Widget_Oscilloscope_triggered(bool checked)

Desktop_Interface/scoperangeenterdialog.cpp

@@ -90,3 +90,4 @@ void scopeRangeEnterDialog::delayChanged(double val)
 {
     ui->delayBox->setValue(val);
 }
+

Desktop_Interface/uartstyledecoder.cpp

@@ -257,3 +257,4 @@ UartParity uartStyleDecoder::parityOf(uint32_t bitField) const
 
 	return result ? UartParity::Odd : UartParity::Even;
 }
+

Desktop_Interface/ui_elements/buffercontrol.cpp

@@ -254,3 +254,4 @@ void bufferControl::poke(void){
     updateMode();
     updateBuffer(0,0);
 }
+

Desktop_Interface/ui_elements/espocombobox.cpp

@@ -5,22 +5,59 @@ espoComboBox::espoComboBox(QWidget *parent) : QComboBox(parent)
 
 }
 
+
 void espoComboBox::readWaveformList(void)
 {
+    //This code gets the name of the current directory, regardless of platform.
+    //This is so the interface knows where to find the waveform data
+    //QDir *dir = new QDir();
+    //qDebug() << dir->currentPath();
 #ifdef PLATFORM_ANDROID
-    QFile file("assets:/waveforms/_list.wfl");
+    QFile qt_list("assets:/waveforms/_list.wfl");
+    bool success = qt_list.open(QIODevice::ReadOnly | QIODevice::Text);
+    if(!success){
+        qFatal("Could not load _list.wfl");
+    }
+
+    char nameBuffer[255];
+    QStringList *newNames = new QStringList();
+
+    while (!qt_list.atEnd()) {
+        QByteArray line = qt_list.readLine();
+        strcpy(nameBuffer, line.data());
+        strtok(nameBuffer, "\n\r");
+        newNames->append(nameBuffer);
+        qDebug() << nameBuffer;
+    }
+    this->addItems(*(newNames));
+    delete newNames;
+    qt_list.close();
 #else
-    QString path = QCoreApplication::applicationDirPath();
-    QFile file(path.append("/waveforms/_list.wfl"));
+    QString dirString = QCoreApplication::applicationDirPath();
+    dirString.append("/waveforms/_list.wfl");
+    QByteArray array = dirString.toLocal8Bit();
+    char* buffer = array.data();
+    //qDebug() << buffer;
+
+    qDebug() << "Attempting to open" << dirString;
+
+    FILE *listPtr = fopen(buffer, "r");
+    QStringList *newNames = new QStringList();
+    char nameBuffer[255];
+
+    if(listPtr == NULL){
+        qFatal("Could not load _list.wfl");
+    }
+
+    while (fgets(nameBuffer, sizeof(nameBuffer), listPtr) != NULL){
+        qDebug() << "nameBuffer = " << nameBuffer;
+        strtok(nameBuffer, "\n\r");
+        newNames->append(nameBuffer);
+    }
+    this->addItems(*(newNames));
+    delete newNames;
+
+    fclose(listPtr);
 #endif
-
-    qDebug() << "opening" << file.fileName();
-    if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
-        qFatal("could not open %s", qUtf8Printable(file.fileName()));
-
-    QStringList newNames;
-    while (!file.atEnd())
-        newNames.append(file.readLine().trimmed());
-    this->addItems(newNames);
-    file.close();
+    qDebug() << "List loaded!!";
 }

Desktop_Interface/ui_elements/esposlider.cpp

@@ -103,3 +103,4 @@ void espoSlider::poke(void){
     //qDebug() << "Refreshing to voltage" <<  ((double) (this->value())) / 20;
     voltageChanged(((double) (this->value())) / 20);
 }
+

Desktop_Interface/ui_elements/swipeystack.cpp

@@ -57,3 +57,4 @@ void swipeyStack::cycleStack(int delta){
 void swipeyStack::enableWrapping(bool enabled){
     wrapEnabled = enabled;
 }
+