voip_calls_dialog.h

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#ifndef VOIP_CALLS_DIALOG_H
#define VOIP_CALLS_DIALOG_H
 
#include <config.h>
 
#include <mutex>
 
#include <epan/cfile.h>
 
#include "ui/voip_calls.h"
#include "ui/rtp_stream.h"
#include "ui/rtp_stream_id.h"
 
#include <ui/qt/models/voip_calls_info_model.h>
#include <ui/qt/models/cache_proxy_model.h>
#include "ui/rtp_stream_id.h"
#include "wireshark_dialog.h"
 
#include <QMenu>
#include <QAbstractButton>
#include <QPushButton>
 
class SequenceInfo;
 
namespace Ui {
class VoipCallsDialog;
}
 
// Singleton by [https://refactoring.guru/design-patterns/singleton/cpp/example#example-1](https://refactoring.guru/design-patterns/singleton/cpp/example#example-1)

class VoipCallsDialog : public WiresharkDialog
{
    Q_OBJECT
 
public:
    static VoipCallsDialog *openVoipCallsDialogVoip(QWidget &parent, CaptureFile &cf, QObject *packet_list);

    static VoipCallsDialog *openVoipCallsDialogSip(QWidget &parent, CaptureFile &cf, QObject *packet_list);

    VoipCallsDialog(VoipCallsDialog &other) = delete;

    void operator=(const VoipCallsDialog &) = delete;
 
signals:
    void updateFilter(QString filter, bool force = false);

    void captureFileChanged(capture_file *cf);

    void goToPacket(int packet_num);

    void rtpPlayerDialogReplaceRtpStreams(QVector<rtpstream_id_t *> stream_ids);

    void rtpPlayerDialogAddRtpStreams(QVector<rtpstream_id_t *> stream_ids);

    void rtpPlayerDialogRemoveRtpStreams(QVector<rtpstream_id_t *> stream_ids);

    void rtpStreamsDialogSelectRtpStreams(QVector<rtpstream_id_t *> stream_ids);

    void rtpStreamsDialogDeselectRtpStreams(QVector<rtpstream_id_t *> stream_ids);
 
public slots:
    void rtpPlayerReplace();

    void rtpPlayerAdd();

    void rtpPlayerRemove();
 
protected:
    explicit VoipCallsDialog(QWidget &parent, CaptureFile &cf, bool all_flows = false);

    ~VoipCallsDialog();

    void contextMenuEvent(QContextMenuEvent *event) override;

    virtual void removeTapListeners() override;

    void captureFileClosing() override;

    void captureFileClosed() override;

    bool eventFilter(QObject *obj, QEvent *event) override;
 
protected slots:
    void changeEvent(QEvent* event) override;
 
private:
    // We have two singletones - one for all protocols, one for sip protocol
    static VoipCallsDialog *pinstance_voip_;

    static VoipCallsDialog *pinstance_sip_;

    bool all_flows_;

    static std::mutex init_mutex_;

    Ui::VoipCallsDialog *ui;

    VoipCallsInfoModel *call_infos_model_;

    CacheProxyModel *cache_model_;

    QSortFilterProxyModel *sorted_model_;

    QWidget &parent_;

    voip_calls_tapinfo_t tapinfo_;

    SequenceInfo *sequence_info_;

    QPushButton *prepare_button_;

    QPushButton *sequence_button_;

    QPushButton *player_button_;

    QPushButton *copy_button_;

    bool voip_calls_tap_listeners_removed_;

    GQueue* shown_callsinfos_;
 
    // Tap callbacks
    static void tapReset(void *tapinfo_ptr);

    static tap_packet_status tapPacket(void *, packet_info *, epan_dissect_t *, const void *, tap_flags_t);

    static void tapDraw(void *tapinfo_ptr);

    static int compareCallNums(const void *a, const void *b);

    void updateCalls();

    void prepareFilter();

    void showSequence();

    void showPlayer();

    void removeAllCalls();

    void invertSelection();

    QList<QVariant> streamRowData(int row) const;

    QVector<rtpstream_id_t *>getSelectedRtpIds();
 
private slots:
    void selectAll();

    void selectNone();

    void copyAsCSV();

    void copyAsYAML();

    void switchTimeOfDay();

    void on_callTreeView_activated(const QModelIndex &index);

    void on_buttonBox_clicked(QAbstractButton *button);

    void on_buttonBox_helpRequested();

    void updateWidgets() override;

    void captureEvent(CaptureEvent e);

    void displayFilterCheckBoxToggled(bool checked);

    void on_actionSelectAll_triggered();

    void on_actionSelectInvert_triggered();

    void on_actionSelectNone_triggered();

    void on_actionSelectRtpStreams_triggered();

    void on_actionDeselectRtpStreams_triggered();
};
 
#endif // VOIP_CALLS_DIALOG_H