CodeRepository/SoftwareBusinessLines/Tools/CRC-32/mainwindow.cpp

#include "mainwindow.h"
#include "ui_mainwindow.h"

#include "QThread"
#include <QFileDialog>
#include <QMessageBox>
#include <time.h>
#include <windows.h>

static const uint CRC32_Table[256] =
{
    0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA,
    0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3,
    0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988,
    0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91,
    0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE,
    0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,
    0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC,
    0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5,
    0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172,
    0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B,
    0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940,
    0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,
    0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116,
    0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F,
    0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924,
    0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D,
    0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A,
    0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,
    0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818,
    0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01,
    0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E,
    0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457,
    0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C,
    0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,
    0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2,
    0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB,
    0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0,
    0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9,
    0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086,
    0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,
    0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4,
    0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD,
    0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A,
    0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683,
    0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8,
    0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,
    0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE,
    0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7,
    0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC,
    0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5,
    0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252,
    0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
    0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60,
    0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79,
    0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236,
    0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F,
    0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04,
    0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,
    0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A,
    0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713,
    0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38,
    0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21,
    0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E,
    0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,
    0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C,
    0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45,
    0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2,
    0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB,
    0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0,
    0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,
    0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6,
    0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF,
    0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
    0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D
};
MainWindow::MainWindow(QWidget* parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);

    ui->groupBoxTest->setVisible(false);
    this->resize(600, 226);

    m_bRun = false;
    m_bRun3 = false;
    m_bValue = false;
    m_lTemp = 0;
    m_uiPara = 0;
    m_pcDataBuff = NULL;

    ui->pushButtonUpdate->setEnabled(false);
    ui->lineEditDay->setPlaceholderText("2023-01-01");
    ui->lineEditDay->setInputMask("0000-00-00");
    ui->lineEditTime->setInputMask("00:00:00");

    QRegExp regx("[a-zA-Z0-9]+$");
    QValidator* validator = new QRegExpValidator(regx, ui->lineEditCRC);
    ui->lineEditCRC->setValidator(validator);

    //在线程中启动设备
    m_bThreadRunning = true;
    m_futureThreadRun_StartDevice = QtConcurrent::run(
                                        &m_varThreadPool_StartDevice,
                                        &MainWindow::ThreadEntry,
                                        (void*)this,
                                        &MainWindow::ThreadFunStartParse);

    QTimer* timer = new QTimer(this);
    connect(timer, SIGNAL(timeout()), this, SLOT(timerUpdate()));
    timer->start(40);

}

MainWindow::~MainWindow()
{
    if (m_bThreadRunning)
    {
        m_bThreadRunning = false;
        m_futureThreadRun_StartDevice.waitForFinished();
    }

    delete ui;
}

unsigned int MainWindow::calculate_CRC32(void* pStart, unsigned int uSize, unsigned int iCrc)
{
#define INIT  0xffffffff
#define XOROT 0xffffffff

    uint uCRCValue;
    uchar* pData;

    /* init the start value */
    uCRCValue = iCrc;
    pData = (uchar*)pStart;

    /* calculate CRC */
    while (uSize --)
    {
        uchar uc = *pData++;
        uchar ut = (uCRCValue ^ uc) & 0xFF;
        uCRCValue = CRC32_Table[ut] ^ (uCRCValue >> 8);
    }
    /* XOR the output value */
    return uCRCValue/* ^ XOROT*/;
}

void MainWindow::on_pushButtonCal_clicked()
{
    int iNum = ui->lineEditNum->text().toInt();
    QByteArray ba0 = ui->lineEditCurData->text().toLatin1();
    uint pStart = HexToDec(ba0.data());
    QByteArray ba = ui->lineEditCurCrc->text().toLatin1();
    uint iCrc = HexToDec(ba.data());
    unsigned int iTemp = calculate_CRC32((void*)&pStart, iNum, iCrc);
    ui->labelCrcValue->setText(QString::number(iTemp, 16));
}

int MainWindow::HexToDec(char* src)
{
    //将src中的无符号十六进制字符串转为十进制数
    //如src="001A"，则返回26
    //字符串src需要以'\0'作为结束标志
    int value = 0;
    int srclen = strlen(src);
    int i;
    for (i = 0; i < srclen; i++)
    {
        if (src[i] <= '9' && src[i] >= '0')
        {
            value = value * 16 + (int)(src[i] - '0'); //'0'
        }
        else if (src[i] <= 'f' && src[i] >= 'a')
        {
            value = value * 16 + (int)(src[i] - 'a' + 10);
        }
        else
        {
            value = value * 16 + (int)(src[i] - 'A' + 10);
        }
    }
    return value;//返回转换后的数值
}


void MainWindow::on_pushButtonCal2_clicked()
{
    QByteArray ba = ui->lineEditCurCrc2->text().toLatin1();
    uint iCurCrc = HexToDec(ba.data());

    QByteArray ba2 = ui->lineEditCurData2->text().toLatin1();
    m_iValueCrc = HexToDec(ba2.data());

    m_uCRCValue = iCurCrc;
    m_lTemp = 0;
    m_bRun = true;

}

void    MainWindow::ThreadEntry(void* pOwner, ThreadRunFunPtr pRunFun)
{
    MainWindow* pRunClass = reinterpret_cast<MainWindow*>(pOwner);

    if (nullptr == pRunClass)
    {
        return;
    }
    (pRunClass->*pRunFun)();
}

void    MainWindow::ThreadFunStartParse()
{

    while (m_bThreadRunning)
    {
        if (m_bRun)
        {
            uchar ut = (m_uCRCValue ^ 0) & 0xFF;
            m_uCRCValue = CRC32_Table[ut] ^ (m_uCRCValue >> 8);

            m_lTemp++;

            if (m_uCRCValue == m_iValueCrc)
            {
                m_bRun = false;
            }
        }
        else if (m_bRun3)
        {
            m_uiPara = 0;
            uint uCRCValue = m_uCRCValue;
            while (uCRCValue != m_iValueCrc)
            {
                uCRCValue = m_uCRCValue;
                m_uiPara++;
                m_lTemp++;
                for (int i = 0; i < 4; i++)
                {
                    uchar ut = (uCRCValue ^ (m_uiPara >> (i * 8))) & 0xFF;
                    uCRCValue = CRC32_Table[ut] ^ (uCRCValue >> 8);
                    if (uCRCValue == m_iValueCrc)
                    {
                        m_bValue = true;
                        m_bRun3 = false;
                        break;
                    }
                }
            }
        }
        else
        {
            QThread::msleep(1);
        }
    }
}

void MainWindow::timerUpdate()
{
    ui->labelCrcValue2->setText(QString::number(m_lTemp));
    ui->lineEditCurCrc3->setText(QString::number(m_uiPara));
    ui->lineEditCurCrc4->setText(QString::number(m_uiPara));

    if (m_bValue)
    {
        m_bValue = false;
        memcpy(m_pcDataBuff + m_lFileSize - sizeof(int), &m_uiPara, sizeof(int));
        QFile file(m_strFileName);
        if (file.open(QIODevice::WriteOnly))
        {
            SYSTEMTIME  st;
            GetSystemTime(&st);
            int iYear = st.wYear;
            int iMonth = st.wMonth;
            int iDay = st.wDay;
            int iHour = st.wHour;
            int iMinute = st.wMinute;
            int iSecond = st.wSecond;

            QString strDay = ui->lineEditDay->text();
            QString strTime = ui->lineEditTime->text();
            bool bModify = false;
            if (strDay != "" && strTime != "")
            {
                QStringList listStr = strDay.split("-");
                st.wYear = QString(listStr.at(0)).toInt();
                st.wMonth = QString(listStr.at(1)).toInt();
                st.wDay = QString(listStr.at(2)).toInt();

                listStr = strTime.split(":");
                st.wHour = (QString(listStr.at(0)).toInt() - 8) % 24;
                st.wMinute = QString(listStr.at(1)).toInt();
                st.wSecond = QString(listStr.at(2)).toInt();

                SetSystemTime(&st);

                bModify = true;
            }

            file.write(m_pcDataBuff, m_lFileSize);
            file.close();
            ui->pushButtonUpdate->setEnabled(true);

            if (bModify)
            {
                st.wYear = iYear;
                st.wMonth = iMonth;
                st.wDay = iDay;
                st.wHour = iHour;
                st.wMinute = iMinute;
                st.wSecond = iSecond;
                SetSystemTime(&st);
            }
        }
    }
}

void MainWindow::on_pushButtonCal3_clicked()
{
    QByteArray ba = ui->lineEditCurCrc2->text().toLatin1();
    m_uCRCValue = HexToDec(ba.data());
    m_uCRCValue ^= 0XFFFFFFFF;

    QByteArray ba2 = ui->lineEditCurData2->text().toLatin1();
    m_iValueCrc = HexToDec(ba2.data());
    m_iValueCrc ^= 0XFFFFFFFF;

    m_lTemp = 0;
    m_bRun3 = true;
}

void MainWindow::on_pushButtonUse_clicked()
{
    QString str = ui->labelCrcValue->text();
    ui->lineEditCurCrc->setText(str);
}

void MainWindow::on_pushButtonOpen_clicked()
{
    QString fileName = QFileDialog::getOpenFileName(this, tr("打开文件"), "./", tr("Rar(*.rar);;ZIP(*.zip);;All(*.*)"));
    ui->labelFileName->setText(fileName);
    QFile file(fileName);
    if (!file.open(QIODevice::ReadOnly))
    {
        return;
    }
    m_arrayFile = file.readAll();
    m_ulFileSize = file.size();
    file.close();

    ui->labelSize->setText(QString::number(m_ulFileSize));
    unsigned int uiTemp = calculate_CRC32((void*)m_arrayFile.data(), m_ulFileSize);
    uiTemp ^= 0xffffffff;
    ui->labelCRC32->setText(QString::number(uiTemp, 16));

    ui->pushButtonUpdate->setEnabled(true);
}

void MainWindow::on_pushButtonUpdate_clicked()
{
    QString strLen = ui->lineEditSize->text();
    QString strCrc = ui->lineEditCRC->text();
    if (strLen == "" || strCrc == "")
    {
        QMessageBox::critical(this, "警告", "更新文件大小和CRC值不能为空！");
        return;
    }

    m_lFileSize = ui->lineEditSize->text().toInt();
    if (m_lFileSize < (m_ulFileSize + 12))
    {
        QMessageBox::critical(this, "警告", "更新文件大小必须比源文件大12个字节！");
        return;
    }

    m_strFileName = QFileDialog::getSaveFileName(this, tr("打开文件"), "", tr("Rar(*.rar);;Zip(*.zip);;All(*.*)"));
    if (m_strFileName.isNull())
    {
        return;
    }

    if (m_pcDataBuff)
    {
        delete m_pcDataBuff;
    }
    m_pcDataBuff = new char[m_lFileSize];
    memcpy(m_pcDataBuff, m_arrayFile.data(), m_ulFileSize);

    ulong ulen = m_lFileSize - m_ulFileSize - 4;
    char* cRand = new char[ulen];
    for (int i = 0; i < ulen; i++)
    {
        cRand[i] = rand();
    }
    cRand[0] = 0x55;
    cRand[1] = 0x55;
    cRand[2] = 0x55;
    cRand[3] = 0x55;
    cRand[4] = 0xAA;
    cRand[5] = 0xAA;
    cRand[6] = 0xAA;
    cRand[7] = 0xAA;
    memcpy(m_pcDataBuff + m_ulFileSize, cRand, ulen);

    QByteArray ba = QByteArray(m_pcDataBuff, m_lFileSize - 4);
    m_uCRCValue = calculate_CRC32((void*)ba.data(), m_lFileSize - 4);

    QByteArray ba2 = ui->lineEditCRC->text().toLatin1();
    m_iValueCrc = HexToDec(ba2.data());
    m_iValueCrc ^= 0XFFFFFFFF;
    m_lTemp = 0;
    m_bValue = false;
    m_bRun3 = true;

    ui->pushButtonUpdate->setEnabled(false);
}