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C++ QByteArray::fill方法代码示例

本文整理汇总了C++中QByteArray::fill方法的典型用法代码示例。如果您正苦于以下问题：C++ QByteArray::fill方法的具体用法？C++ QByteArray::fill怎么用？C++ QByteArray::fill使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QByteArray的用法示例。


在下文中一共展示了QByteArray::fill方法的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: wrapInFunction


//.........这里部分代码省略.........
// ba == "ABCDEFGHIJ"
//! [9]


//! [10]
QByteArray ba("Stockholm");
ba.truncate(5);             // ba == "Stock"
//! [10]


//! [11]
QByteArray ba("STARTTLS\r\n");
ba.chop(2);                 // ba == "STARTTLS"
//! [11]


//! [12]
QByteArray x("free");
QByteArray y("dom");
x += y;
// x == "freedom"
//! [12]


//! [13]
QByteArray().isNull();          // returns true
QByteArray("").isNull();        // returns false
QByteArray("abc").isNull();     // returns false
//! [13]


//! [14]
QByteArray ba("Istambul");
ba.fill('o');
// ba == "oooooooo"

ba.fill('X', 2);
// ba == "XX"
//! [14]


//! [15]
QByteArray x("ship");
QByteArray y("air");
x.prepend(y);
// x == "airship"
//! [15]


//! [16]
QByteArray x("free");
QByteArray y("dom");
x.append(y);
// x == "freedom"
//! [16]


//! [17]
QByteArray ba("Meal");
ba.insert(1, QByteArray("ontr"));
// ba == "Montreal"
//! [17]


//! [18]
QByteArray ba("Montreal");
开发者ID:SchleunigerAG，项目名称:WinEC7_Qt5.3.1_Fixes，代码行数:67，代码来源:src_corelib_tools_qbytearray.cpp

示例2: addGlyphs

void QPF::addGlyphs(QFontEngine *fe, const QList<CharacterRange> &ranges)
{
    const quint16 glyphCount = fe->glyphCount();

    QByteArray gmap;
    gmap.resize(glyphCount * sizeof(quint32));
    gmap.fill(char(0xff));
    //qDebug() << "glyphCount" << glyphCount;

    QByteArray glyphs;
    if (options & RenderGlyphs) {
        // this is only a rough estimation
        glyphs.reserve(glyphCount 
                * (sizeof(QFontEngineQPF::Glyph) 
                    + qRound(fe->maxCharWidth() * (fe->ascent() + fe->descent()).toReal())));

        QGlyphLayoutArray<10> layout;

        foreach (CharacterRange range, ranges) {
            if (debugVerbosity > 2)
                qDebug() << "rendering range from" << range.start << "to" << range.end;
            for (uint uc = range.start; uc < range.end; ++uc) {
                QChar ch(uc);
                int nglyphs = 10;
                if (!fe->stringToCMap(&ch, 1, &layout, &nglyphs, /*flags*/ 0))
                    continue;

                if (nglyphs != 1)
                    continue;

                const quint32 glyphIndex = layout.glyphs[0];

                if (!glyphIndex)
                    continue;

                Q_ASSERT(glyphIndex < glyphCount);

                QImage img = fe->alphaMapForGlyph(glyphIndex).convertToFormat(QImage::Format_Indexed8);
                glyph_metrics_t metrics = fe->boundingBox(glyphIndex);

                const quint32 oldSize = glyphs.size();
                glyphs.resize(glyphs.size() + sizeof(QFontEngineQPF::Glyph) + img.byteCount());
                uchar *data = reinterpret_cast<uchar *>(glyphs.data() + oldSize);

                uchar *gmapPtr = reinterpret_cast<uchar *>(gmap.data() + glyphIndex * sizeof(quint32));
                qToBigEndian(oldSize, gmapPtr);

                QFontEngineQPF::Glyph *glyph = reinterpret_cast<QFontEngineQPF::Glyph *>(data);
                glyph->width = img.width();
                glyph->height = img.height();
                glyph->bytesPerLine = img.bytesPerLine();
                glyph->x = qRound(metrics.x);
                glyph->y = qRound(metrics.y);
                glyph->advance = qRound(metrics.xoff);
                data += sizeof(QFontEngineQPF::Glyph);

                if (debugVerbosity && uc >= 'A' && uc <= 'z' || debugVerbosity > 1) {
                    qDebug() << "adding glyph with index" << glyphIndex << " uc =" << char(uc) << ":\n"
                        << "    glyph->x =" << glyph->x << "rounded from" << metrics.x << "\n"
                        << "    glyph->y =" << glyph->y << "rounded from" << metrics.y << "\n"
                        << "    width =" << glyph->width << "height =" << glyph->height
                        << "    advance =" << glyph->advance << "rounded from" << metrics.xoff
                        ;
                }

                memcpy(data, img.bits(), img.byteCount());
            }
        }
    }
开发者ID:husninazer，项目名称:qt，代码行数:69，代码来源:qpf2.cpp

示例3: propertyFlagsTests


//.........这里部分代码省略.........
        
        QCOMPARE(propsC.getHasProperty(EXAMPLE_PROP_VISIBLE), false);

        encoded = propsC.encode();
        if (verbose) {
            qDebug() << "propsC... encoded=";
            outputBufferBits((const unsigned char*)encoded.constData(), encoded.size());
        }
    }
    
    {
        if (verbose) {
            qDebug() << "Test 12: ExamplePropertyFlags: decode tests";
        }
        ExamplePropertyFlags props;

        props << EXAMPLE_PROP_VISIBLE;
        props << EXAMPLE_PROP_ANIMATION_URL;
        props << EXAMPLE_PROP_ANIMATION_FPS;
        props << EXAMPLE_PROP_ANIMATION_FRAME_INDEX;
        props << EXAMPLE_PROP_ANIMATION_PLAYING;
        props << EXAMPLE_PROP_PAUSE_SIMULATION;

        QByteArray encoded = props.encode();
        if (verbose) {
            qDebug() << "encoded=";
            outputBufferBits((const unsigned char*)encoded.constData(), encoded.size());
            qDebug() << "encoded.size()=" << encoded.size();
        }

        ExamplePropertyFlags propsDecoded;
        propsDecoded.decode(encoded);
        
        QCOMPARE(propsDecoded, props);

        QByteArray encodedAfterDecoded = propsDecoded.encode();

        QCOMPARE(encoded, encodedAfterDecoded);

        if (verbose) {
            qDebug() << "fill encoded byte array with extra garbage (as if it was bitstream with more content)";
        }
        QByteArray extraContent;
        extraContent.fill(0xbaU, 10);
        encoded.append(extraContent);

        if (verbose) {
            qDebug() << "encoded.size()=" << encoded.size() << "includes extra garbage";
        }

        ExamplePropertyFlags propsDecodedExtra;
        propsDecodedExtra.decode(encoded);
        
        QCOMPARE(propsDecodedExtra, props);

        QByteArray encodedAfterDecodedExtra = propsDecodedExtra.encode();

        if (verbose) {
            qDebug() << "encodedAfterDecodedExtra=";
            outputBufferBits((const unsigned char*)encodedAfterDecodedExtra.constData(), encodedAfterDecodedExtra.size());
        }
    }
    
    {
        if (verbose) {
            qDebug() << "Test 13: ExamplePropertyFlags: QByteArray << / >> tests";
        }
        ExamplePropertyFlags props;

        props << EXAMPLE_PROP_VISIBLE;
        props << EXAMPLE_PROP_ANIMATION_URL;
        props << EXAMPLE_PROP_ANIMATION_FPS;
        props << EXAMPLE_PROP_ANIMATION_FRAME_INDEX;
        props << EXAMPLE_PROP_ANIMATION_PLAYING;
        props << EXAMPLE_PROP_PAUSE_SIMULATION;

        if (verbose) {
            qDebug() << "testing encoded << props";
        }
        QByteArray encoded;
        encoded << props;

        if (verbose) {
            outputBufferBits((const unsigned char*)encoded.constData(), encoded.size());
        }

        ExamplePropertyFlags propsDecoded;
        if (verbose) {
            qDebug() << "testing encoded >> propsDecoded";
        }
        encoded >> propsDecoded;
        
        
        QCOMPARE(propsDecoded, props);
    }

    if (verbose) {
        qDebug() << "******************************************************************************************";
    }
}
开发者ID:JamesLinus，项目名称:hifi，代码行数:101，代码来源:OctreeTests.cpp

示例4: getTreeAsString

QByteArray TapParameterDialog::getTreeAsString(st_format_type format)
{
    QByteArray ba;
    QTreeWidgetItemIterator it(ui->statsTreeWidget, QTreeWidgetItemIterator::NotHidden);

    QList<int> col_widths;
    QByteArray footer;

    // Title + header
    switch (format) {
    case ST_FORMAT_PLAIN:
    {
        QTreeWidgetItemIterator width_it(it);
        QString plain_header;
        while (*width_it) {
            QList<QVariant> tid = treeItemData((*width_it));
            int col = 0;
            foreach (QVariant var, tid) {
                if (col_widths.size() <= col) {
                    col_widths.append(ui->statsTreeWidget->headerItem()->text(col).length());
                }
                if (var.type() == QVariant::String) {
                    col_widths[col] = qMax(col_widths[col], itemDataToPlain(var).length());
                }
                col++;
            }
            ++width_it;
        }
        QStringList ph_parts;
        for (int col = 0; col < ui->statsTreeWidget->columnCount() && col < col_widths.length(); col++) {
            ph_parts << ui->statsTreeWidget->headerItem()->text(col);
        }
        plain_header = ph_parts.join(plain_sep_);

        QByteArray top_separator;
        top_separator.fill('=', plain_header.length());
        top_separator.append('\n');
        QString file_header = QString("%1 - %2:\n").arg(windowSubtitle(), cap_file_.fileName());
        footer.fill('-', plain_header.length());
        footer.append('\n');
        plain_header.append('\n');

        ba.append(top_separator);
        ba.append(file_header);
        ba.append(plain_header);
        ba.append(footer);
        break;
    }
    case ST_FORMAT_CSV:
    {
        QString csv_header;
        QStringList ch_parts;
        for (int col = 0; col < ui->statsTreeWidget->columnCount(); col++) {
            ch_parts << QString("\"%1\"").arg(ui->statsTreeWidget->headerItem()->text(col));
        }
        csv_header = ch_parts.join(",");
        csv_header.append('\n');
        ba.append(csv_header.toUtf8().constData());
        break;
    }
    case ST_FORMAT_XML:
    {
        // XXX What's a useful format? This mostly conforms to DocBook.
        ba.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
        QString title;
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
        title = Qt::escape(windowSubtitle());
#else
        title = QString(windowSubtitle()).toHtmlEscaped();
#endif
        QString xml_header = QString("<table>\n<title>%1</title>\n").arg(title);
        ba.append(xml_header.toUtf8());
        ba.append("<thead>\n<row>\n");
        for (int col = 0; col < ui->statsTreeWidget->columnCount(); col++) {
            title = ui->statsTreeWidget->headerItem()->text(col);
#if QT_VERSION < QT_VERSION_CHECK(5, 0, 0)
            title = Qt::escape(title);
#else
            title = title.toHtmlEscaped();
#endif
            title = QString("  <entry>%1</entry>\n").arg(title);
            ba.append(title.toUtf8());
        }
        ba.append("</row>\n</thead>\n");
        ba.append("<tbody>\n");
        footer = "</tbody>\n</table>\n";
        break;
    }
    case ST_FORMAT_YAML:
    {
        QString yaml_header;
        ba.append("---\n");
        yaml_header = QString("Description: \"%1\"\nFile: \"%2\"\nItems:\n").arg(windowSubtitle()).arg(cap_file_.fileName());
        ba.append(yaml_header.toUtf8());
        break;
    }
    default:
        break;
    }

//.........这里部分代码省略.........
开发者ID:bblu，项目名称:wireshark，代码行数:101，代码来源:tap_parameter_dialog.cpp

示例5: propertyFlagsTests


//.........这里部分代码省略.........
                        << "{ expect false }";

        qDebug() << "props << PARTICLE_PROP_VISIBLE;";
        props << PARTICLE_PROP_VISIBLE;

        encoded = props.encode();
        qDebug() << "props... encoded=";
        outputBufferBits((const unsigned char*)encoded.constData(), encoded.size());
        qDebug() << "props.getHasProperty(PARTICLE_PROP_VISIBLE)" << (props.getHasProperty(PARTICLE_PROP_VISIBLE)) 
                        << "{ expect true }";

        qDebug() << "props << PARTICLE_PROP_ANIMATION_URL;";
        props << PARTICLE_PROP_ANIMATION_URL;

        encoded = props.encode();
        qDebug() << "props... encoded=";
        outputBufferBits((const unsigned char*)encoded.constData(), encoded.size());
        qDebug() << "props.getHasProperty(PARTICLE_PROP_VISIBLE)" << (props.getHasProperty(PARTICLE_PROP_VISIBLE)) 
                        << "{ expect true }";

        qDebug() << "props << ... more ...";
        props << PARTICLE_PROP_ANIMATION_FPS;
        props << PARTICLE_PROP_ANIMATION_FRAME_INDEX;
        props << PARTICLE_PROP_ANIMATION_PLAYING;
        props << PARTICLE_PROP_PAUSE_SIMULATION;

        encoded = props.encode();
        qDebug() << "props... encoded=";
        outputBufferBits((const unsigned char*)encoded.constData(), encoded.size());
        qDebug() << "props.getHasProperty(PARTICLE_PROP_VISIBLE)" << (props.getHasProperty(PARTICLE_PROP_VISIBLE)) 
                        << "{ expect true }";

        qDebug() << "ParticlePropertyFlags propsB = props & PARTICLE_PROP_VISIBLE;";
        ParticlePropertyFlags propsB = props & PARTICLE_PROP_VISIBLE;

        qDebug() << "propsB.getHasProperty(PARTICLE_PROP_VISIBLE)" << (propsB.getHasProperty(PARTICLE_PROP_VISIBLE)) 
                        << "{ expect true }";

        encoded = propsB.encode();
        qDebug() << "propsB... encoded=";
        outputBufferBits((const unsigned char*)encoded.constData(), encoded.size());

        qDebug() << "ParticlePropertyFlags propsC = ~propsB;";
        ParticlePropertyFlags propsC = ~propsB;
        
        qDebug() << "propsC.getHasProperty(PARTICLE_PROP_VISIBLE)" << (propsC.getHasProperty(PARTICLE_PROP_VISIBLE))
                        << "{ expect false }";

        encoded = propsC.encode();
        qDebug() << "propsC... encoded=";
        outputBufferBits((const unsigned char*)encoded.constData(), encoded.size());
    }
    
    {
        qDebug() << "Test 8: ParticlePropertyFlags: decode tests";
        ParticlePropertyFlags props;

        props << PARTICLE_PROP_VISIBLE;
        props << PARTICLE_PROP_ANIMATION_URL;
        props << PARTICLE_PROP_ANIMATION_FPS;
        props << PARTICLE_PROP_ANIMATION_FRAME_INDEX;
        props << PARTICLE_PROP_ANIMATION_PLAYING;
        props << PARTICLE_PROP_PAUSE_SIMULATION;

        QByteArray encoded = props.encode();
        qDebug() << "encoded=";
        outputBufferBits((const unsigned char*)encoded.constData(), encoded.size());

        qDebug() << "encoded.size()=" << encoded.size();

        ParticlePropertyFlags propsDecoded;
        propsDecoded.decode(encoded);
        
        qDebug() << "propsDecoded == props:" << (propsDecoded == props) << "{ expect true }";

        QByteArray encodedAfterDecoded = propsDecoded.encode();

        qDebug() << "encodedAfterDecoded=";
        outputBufferBits((const unsigned char*)encodedAfterDecoded.constData(), encodedAfterDecoded.size());

        qDebug() << "fill encoded byte array with extra garbage (as if it was bitstream with more content)";
        QByteArray extraContent;
        extraContent.fill(0xba, 10);
        encoded.append(extraContent);
        qDebug() << "encoded.size()=" << encoded.size() << "includes extra garbage";

        ParticlePropertyFlags propsDecodedExtra;
        propsDecodedExtra.decode(encoded);
        
        qDebug() << "propsDecodedExtra == props:" << (propsDecodedExtra == props) << "{ expect true }";

        QByteArray encodedAfterDecodedExtra = propsDecodedExtra.encode();

        qDebug() << "encodedAfterDecodedExtra=";
        outputBufferBits((const unsigned char*)encodedAfterDecodedExtra.constData(), encodedAfterDecodedExtra.size());

    }

    qDebug() << "******************************************************************************************";
}
开发者ID:BrianPrz，项目名称:hifi，代码行数:101，代码来源:OctreeTests.cpp

示例6: propertyFlagsTests


//.........这里部分代码省略.........
        ParticlePropertyFlags propsDecoded;
        propsDecoded.decode(encoded);
        
        if (verbose) {
            qDebug() << "propsDecoded == props:" << (propsDecoded == props) << "{ expect true }";
        }
        testsTaken++;
        bool resultA = (propsDecoded == props);
        bool expectedA = true;
        if (resultA == expectedA) {
            testsPassed++;
        } else {
            testsFailed++;
            qDebug() << "FAILED - Test 12a: propsDecoded == props";
        }

        QByteArray encodedAfterDecoded = propsDecoded.encode();

        if (verbose) {
            qDebug() << "encodedAfterDecoded=";
            outputBufferBits((const unsigned char*)encodedAfterDecoded.constData(), encodedAfterDecoded.size());
        }
        testsTaken++;
        bool resultB = (encoded == encodedAfterDecoded);
        bool expectedB = true;
        if (resultB == expectedB) {
            testsPassed++;
        } else {
            testsFailed++;
            qDebug() << "FAILED - Test 12b: (encoded == encodedAfterDecoded)";
        }

        if (verbose) {
            qDebug() << "fill encoded byte array with extra garbage (as if it was bitstream with more content)";
        }
        QByteArray extraContent;
        extraContent.fill(0xba, 10);
        encoded.append(extraContent);

        if (verbose) {
            qDebug() << "encoded.size()=" << encoded.size() << "includes extra garbage";
        }

        ParticlePropertyFlags propsDecodedExtra;
        propsDecodedExtra.decode(encoded);
        
        if (verbose) {
            qDebug() << "propsDecodedExtra == props:" << (propsDecodedExtra == props) << "{ expect true }";
        }
        testsTaken++;
        bool resultC = (propsDecodedExtra == props);
        bool expectedC = true;
        if (resultC == expectedC) {
            testsPassed++;
        } else {
            testsFailed++;
            qDebug() << "FAILED - Test 12c: (propsDecodedExtra == props)";
        }

        QByteArray encodedAfterDecodedExtra = propsDecodedExtra.encode();

        if (verbose) {
            qDebug() << "encodedAfterDecodedExtra=";
            outputBufferBits((const unsigned char*)encodedAfterDecodedExtra.constData(), encodedAfterDecodedExtra.size());
        }
    }
开发者ID:CoderPaulK，项目名称:hifi，代码行数:67，代码来源:OctreeTests.cpp

示例7: run


//.........这里部分代码省略.........
				tmp_br += bytes_consumed;
			}

#ifndef Q_OS_WIN
			if ( tmp_time >= 1000.0 )
			{
				emit playC.updateBitrate( round( ( tmp_br << 3 ) / tmp_time ), -1, -1.0 );
				tmp_br = tmp_time = 0;
			}
#endif

			delay = writer->getParam( "delay" ).toDouble();
			foreach ( AudioFilter *filter, filters )
			{
				if ( flushAudio )
					filter->clearBuffers();
				delay += filter->filter( decoded, hasBufferedSamples );
			}

			if ( flushAudio )
				playC.flushAudio = false;

			int decodedSize = decoded.size();
			int decodedPos = 0;
			br2 = false;
			while ( decodedSize > 0 && !playC.paused && !br && !br2 )
			{
				const double max_len = 0.02; //TODO: zrobić opcje?
				const int chunk = qMin( decodedSize, ( int )( ceil( realSample_rate * max_len ) * realChannels * sizeof( float ) ) );
				const float vol = ( playC.muted || playC.vol == 0.0 ) ? 0.0 : playC.replayGain * ( playC.vol == 1.0 ? 1.0 : playC.vol * playC.vol );

				QByteArray decodedChunk;
				if ( vol == 0.0 )
					decodedChunk.fill( 0, chunk );
				else
					decodedChunk = QByteArray::fromRawData( decoded.data() + decodedPos, chunk );

				decodedPos += chunk;
				decodedSize -= chunk;

				playC.audio_last_delay = ( double )decodedChunk.size() / ( double )( sizeof( float ) * realChannels * realSample_rate );
				if ( packet.ts.isValid() )
				{
					audio_pts = playC.audio_current_pts = packet.ts - delay;
					if ( !playC.vThr )
					{
#ifdef Q_OS_WIN
						playC.chPos( playC.audio_current_pts, playC.flushAudio );
#else
						playC.chPos( playC.audio_current_pts );
#endif
					}
				}

				tmp_time += playC.audio_last_delay * 1000.0;
				packet.ts += playC.audio_last_delay;

#ifdef Q_OS_WIN
				canRefresh = true;
#endif

				if ( playC.skipAudioFrame <= 0.0 )
				{
					const double speed = playC.speed;
					if ( speed != lastSpeed )
					{
开发者ID:JandunCN，项目名称:QMPlay2，代码行数:67，代码来源:AudioThr.cpp

示例8: assert

//from Kwalletbackend.
// this should be SHA-512 for release probably
QString Hash::password2hash(const QByteArray& password) {
  SHA1 sha;
  QByteArray hash;
  hash.resize(20);
  hash.fill(0);
  int shasz = sha.size() / 8;

  assert(shasz >= 20);

  QByteArray block1(shasz, 0);

  sha.process(password.data(), qMin(password.size(), 16));

  // To make brute force take longer
  for (int i = 0; i < 2000; i++) {
    memcpy(block1.data(), sha.hash(), shasz);
    sha.reset();
    sha.process(block1.data(), shasz);
  }

  sha.reset();

  if (password.size() > 16) {
    sha.process(password.data() + 16, qMin(password.size() - 16, 16));
    QByteArray block2(shasz, 0);
    // To make brute force take longer
    for (int i = 0; i < 2000; i++) {
      memcpy(block2.data(), sha.hash(), shasz);
      sha.reset();
      sha.process(block2.data(), shasz);
    }

    sha.reset();

    if (password.size() > 32) {
      sha.process(password.data() + 32, qMin(password.size() - 32, 16));

      QByteArray block3(shasz, 0);
      // To make brute force take longer
      for (int i = 0; i < 2000; i++) {
        memcpy(block3.data(), sha.hash(), shasz);
        sha.reset();
        sha.process(block3.data(), shasz);
      }

      sha.reset();

      if (password.size() > 48) {
        sha.process(password.data() + 48, password.size() - 48);

        QByteArray block4(shasz, 0);
        // To make brute force take longer
        for (int i = 0; i < 2000; i++) {
          memcpy(block4.data(), sha.hash(), shasz);
          sha.reset();
          sha.process(block4.data(), shasz);
        }

        sha.reset();
        // split 14/14/14/14
        hash.resize(56);
        memcpy(hash.data(),      block1.data(), 14);
        memcpy(hash.data() + 14, block2.data(), 14);
        memcpy(hash.data() + 28, block3.data(), 14);
        memcpy(hash.data() + 42, block4.data(), 14);
        block4.fill(0);
      } else {
        // split 20/20/16
        hash.resize(56);
        memcpy(hash.data(),      block1.data(), 20);
        memcpy(hash.data() + 20, block2.data(), 20);
        memcpy(hash.data() + 40, block3.data(), 16);
      }
      block3.fill(0);
    } else {
      // split 20/20
      hash.resize(40);
      memcpy(hash.data(),      block1.data(), 20);
      memcpy(hash.data() + 20, block2.data(), 20);
    }
    block2.fill(0);
  } else {
    // entirely block1
    hash.resize(20);
    memcpy(hash.data(), block1.data(), 20);
  }

  block1.fill(0);
  //MCH: to store hash as a String...
  QString output, tmp;
  unsigned char *digest;
  digest = (unsigned char*) hash.data();
  for (int i = 0; i < 20; ++i)
    output += tmp.sprintf("%02x", digest[i]);
  output = output.toUpper();

  qDebug()<<"HASH::Result  == "<<output;

//.........这里部分代码省略.........
开发者ID:dcchivela，项目名称:RaspberryPOS，代码行数:101，代码来源:hash.cpp

示例9: loadFromMotFile

bool MotorolaSRecordProvider::loadFromMotFile(QString name, QByteArray & data,MotorolaSRecordHeader & h)
{
    Q_UNUSED(h);
    int lastAddress = 0;
    unsigned int currentAddress;
    int bytesCount = 0;
    unsigned char crc;
    data.clear();


    QFile motFile(name);
    if(!motFile.open(QIODevice::ReadOnly))return false;
    while(!motFile.atEnd())
    {
        QByteArray srecord = motFile.readLine();
        if(srecord[srecord.size()-1]=='\n') srecord=srecord.left(srecord.size()-1);
        if(srecord[srecord.size()-1]=='\r') srecord=srecord.left(srecord.size()-1);

        srecord[0] = '0';

        QByteArray record;
        record=  QByteArray::fromHex(srecord);
        QByteArray ca;

        crc = 0;

        for(int i=0;i<record.size()-1;i++)
        {
            crc+=record[i];
        }

        crc=0x100-crc+1;

//        if(crc!=(unsigned char)record[record.size()-1]) return false; // invalid crc

        bytesCount = record[1];

        if((int)record[0]==0) // header record
        {
            // do nothing. no examples found
            continue;
        }

        if((int)record[0]==1) // 2 address bytes
        {
            ca = record.left(4).right(2);
            unsigned char a = ca.at(0);
            unsigned char b = ca.at(1);
            currentAddress = a*0x100+b;

            bytesCount=bytesCount-1-2;
        }

        if((int)record[0]==2) // 3 address bytes
        {
            ca = record.left(5).right(3);
            unsigned char a = ca.at(0);
            unsigned char b = ca.at(1);
            unsigned char c = ca.at(2);
            currentAddress = a*0x10000+b*0x100+c;
            bytesCount=bytesCount-1-3;
        }

        if((int)record[0]==3) // 4 address bytes
        {
            ca = record.left(6).right(4);
            unsigned char a = ca.at(0);
            unsigned char b = ca.at(1);
            unsigned char c = ca.at(2);
            unsigned char d = ca.at(3);
            currentAddress = a*0x1000000+b*0x10000+c*0x100+d;

            bytesCount=bytesCount-1-4;
        }

        //other type record not containing data

        if((int)record[0]==4 || (int)record[0]==5 || (int)record[0]==6 || (int)record[0]==7 || (int)record[0]==8 || (int)record[0]==9)
        {
            continue;
        }


        record = record.left(record.length()-1).right(bytesCount);


        if(currentAddress +record.length() > abs(data.length()))
        {
            QByteArray br;
            br.fill(0x00,currentAddress+record.length());

            data.append(br);
        }

        data.replace(currentAddress,record.length(),record);

        lastAddress = currentAddress + record.length();

}

//.........这里部分代码省略.........
开发者ID:f0ma，项目名称:hardwareexpert，代码行数:101，代码来源:motorolasrecordprovider.cpp

示例10: run

void udpthread::run()
{
    QByteArray temp;
    temp.resize(4);
    temp.fill(0x00, 4);
    int i = 0;
    unsigned short broad = 0;
    unsigned short channel = 0;
    unsigned short parameter = 0;
    unsigned int index = 0;
    unsigned short cmd = 0;
    while(flag) {
        /* 设备信息 */
        temp[1] = 0x10;
        temp[3] = 0x11;
        i = recv_data.indexOf(temp);
        if (i > 0 && checkdata(recv_data.mid(i - 2, 136))) {
            broad = (recv_data[i - 2] << 8) | recv_data[i - 1];
            emit broadinfo(broad, recv_data.mid(i + 4, 128));
            recv_data.remove(0, i + 134);
        }
        /* 配置信息 */
        temp[1] = 0x11;
        temp[3] = 0x00;
        i = recv_data.indexOf(temp);
        if (i > 0 && checkdata(recv_data.mid(i - 2, 8))) {
            broad = (recv_data[i - 2] << 8) | recv_data[i - 1];
            emit configinfo(broad);
            recv_data.remove(0, i + 6);
        }
        /* adc通道实时信息 */
        temp[1] = 0x14;
        temp[3] = 0x00;
        i = recv_data.indexOf(temp.mid(0, 2));
        if (i > 0 && checkdata(recv_data.mid(i - 2, 525))) {
            broad = (recv_data[i - 2] << 8) | recv_data[i - 1];
            channel = (recv_data[i + 2] << 8) | recv_data[i + 3];
            index = (recv_data[i + 4] << 24) | (recv_data[i + 5] << 16) |
                    (recv_data[i + 6] << 8) | recv_data[i + 7];
            emit adcdata(broad, channel, index, recv_data.mid(i + 8, 512));
            recv_data.remove(0, i + 523);
        }
        /* sd卡信息 */
        temp[1] = 0x13;
        temp[3] = 0x00;
        i = recv_data.indexOf(temp.mid(0, 2));
        if (i > 0 && checkdata(recv_data.mid(i - 2, 525))) {
            broad = (recv_data[i - 2] << 8) | recv_data[i - 1];
            parameter = (recv_data[i + 2] << 8) | recv_data[i + 3];
            index = (recv_data[i + 4] << 24) | (recv_data[i + 5] << 16) |
                    (recv_data[i + 6] << 8) | recv_data[i + 7];
            emit sddata(broad, parameter, index, recv_data.mid(i + 8, 512));
            recv_data.remove(0, i + 523);
        }
        /* 固件下载起始应答 */
        temp[1] = 0x20;
        temp[3] = 0x00;
        i = recv_data.indexOf(temp);
        if (i > 0 && checkdata(recv_data.mid(i - 2, 18))) {
            broad = (recv_data[i - 2] << 8) | recv_data[i - 1];
            emit fireware_write_start_ack(broad);
            recv_data.remove(0, i + 16);
        }
        /* 固件下载请求下一个包 */
        temp[1] = 0x21;
        temp[3] = 0x00;
        i = recv_data.indexOf(temp);
        if (i > 0 && checkdata(recv_data.mid(i - 2, 15))) {
            broad = (recv_data[i - 2] << 8) | recv_data[i - 1];
            index = (recv_data[i + 4] << 40) | (recv_data[i + 5] << 32) |
                    (recv_data[i + 6] << 24) | (recv_data[i + 7] << 16) |
                    (recv_data[i + 8] << 8) | (recv_data[i + 9]);
            emit fireware_next_package_request(broad, index);
            recv_data.remove(0, i + 13);
        }
        /* 固件下载重新请求包 */
        temp[1] = 0x22;
        temp[3] = 0x00;
        i = recv_data.indexOf(temp);
        if (i > 0 && checkdata(recv_data.mid(i - 2, 15))) {
            broad = (recv_data[i - 2] << 8) | recv_data[i - 1];
            index = (recv_data[i + 4] << 40) | (recv_data[i + 5] << 32) |
                    (recv_data[i + 6] << 24) | (recv_data[i + 7] << 16) |
                    (recv_data[i + 8] << 8) | (recv_data[i + 9]);
            emit fireware_repeat_package_request(broad, index);
            recv_data.remove(0, i + 13);
        }
        /* 错误信息 */
        temp[1] = 0x50;
        temp[3] = 0x00;
        i = recv_data.indexOf(temp.mid(0, 2));
        if (i > 0 && checkdata(recv_data.mid(i - 2, 8))) {
            broad = (recv_data[i - 2] << 8) | recv_data[i - 1];
            parameter = (recv_data[i + 2] << 8) | recv_data[i + 3];
            emit error(broad, cmd);
            recv_data.remove(0, i + 6);
        }
    }
    quit();
}
开发者ID:snjer，项目名称:Iksinc，代码行数:100，代码来源:udpthread.cpp


注：本文中的QByteArray::fill方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。