Hash File - Qt5

QHashFile.cpp

#include <QtCore>

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);
    QCryptographicHash md5gen(QCryptographicHash::Md5); /*MD4, SHA1, SHA256, SHA512 ...*/
    
    QFile file(argv[1]); //filename
    file.open(QIODevice::ReadOnly);
    md5gen.addData(file.readAll());
    file.close();
    
    qDebug() << file.fileName() << " Hash: "<< md5gen.result().toHex();

    return a.exec();
}