ftpcontrolchannel.h Example File

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#ifndef FTPCONTROLCHANNEL_H
#define FTPCONTROLCHANNEL_H
#include <QObject>
#include <QTcpSocket>
#include <QHostAddress>
class FtpControlChannel : public QObject
{
    Q_OBJECT
public:
    explicit FtpControlChannel(QObject *parent = nullptr);
    // Connect to an FTP server
    void connectToServer(const QString &server);
    // Send a command to the server
    void command(const QByteArray &command, const QByteArray &params);
signals:
    // Connection established. Local address and port are known.
    void opened(const QHostAddress &localAddress, int localPort);
    // Connection closed
    void closed();
    // Informational message
    void info(const QByteArray &info);
    // Reply to a previously sent command
    void reply(int code, const QByteArray &parameters);
    // Something is wrong
    void invalidReply(const QByteArray &reply);
private:
    void onReadyRead();
    QTcpSocket m_socket;
    QByteArray m_buffer;
};
#endif // FTPCONTROLCHANNEL_H