/* this project is made using Qt Creator project is about sending and recieving data from web using ssl (https) console application in .pro file add: QT += network */ // sslclass.h #ifndef SSLCLASS_H #define SSLCLASS_H #include #include #include using namespace std; class sslClass : public QObject { Q_OBJECT public: sslClass(QObject *parent = nullptr); void connect(); private: QSslSocket *socket; }; #endif // SSLCLASS_H // sslclass.cpp #include "sslclass.h" sslClass::sslClass(QObject *parent) : QObject(parent){ } void sslClass::connect(){ socket = new QSslSocket(this); socket->connectToHostEncrypted("example.com", 443/*https port*/); if(socket->waitForConnected(5000)){ cout << "Connected!" << endl << endl; QString message = "value1=1&value2=2"; // values for post socket->write("POST https://example.com/path/to/file/file.php HTTP/1.1\r\n"); socket->write("Host: example.com:443"); socket->write("User-Agent: QtApplication\r\n"); socket->write("Accept: text/html,text/plain,text/xml\r\n"); socket->write("Accept-Language: en-us,en,cs,cz\r\n"); socket->write("Accept-Charset: utf-8\r\n"); socket->write("Keep-Alive: 300\r\n"); socket->write("Connection: keep-alive\r\n"); socket->write("Content-Type: application/X-WWW-form-urlencoded\r\n"); socket->write("Content-Length: 16\r\n"); socket->write("\r\n"); socket->write(message.toUtf8()); socket->write("\r\n"); socket->waitForBytesWritten(); socket->waitForReadyRead(); cout << socket->readAll().toStdString(); socket->close(); } else{ cout << "Not Connected!" << endl; } } // main.cpp #include #include "sslclass.h" int main(int argc, char *argv[]) { QCoreApplication a(argc, argv); sslClass myClass; myClass.connect(); return a.exec(); }