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/* rtp_analysis_dialog.h
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <gerald@wireshark.org>
 * Copyright 1998 Gerald Combs
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef RTP_ANALYSIS_DIALOG_H
#define RTP_ANALYSIS_DIALOG_H

#include <config.h>

#include <glib.h>

#include "epan/address.h"

#include "ui/rtp_stream.h"
#include "ui/tap-rtp-analysis.h"

#include <QAbstractButton>
#include <QMenu>

#include "wireshark_dialog.h"

namespace Ui {
class RtpAnalysisDialog;
}

class QCPGraph;
class QTemporaryFile;

typedef enum {
    TAP_RTP_NO_ERROR,
    TAP_RTP_WRONG_LENGTH,
    TAP_RTP_PADDING_ERROR,
    TAP_RTP_FILE_IO_ERROR
} rtp_error_type_t;

class RtpAnalysisDialog : public WiresharkDialog
{
    Q_OBJECT

public:
    explicit RtpAnalysisDialog(QWidget &parent, CaptureFile &cf, struct _rtp_stream_info *stream_fwd = 0, struct _rtp_stream_info *stream_rev = 0);
    ~RtpAnalysisDialog();

signals:
    void goToPacket(int packet_num);

protected slots:
    virtual void updateWidgets();

private slots:
    void on_actionGoToPacket_triggered();
    void on_actionNextProblem_triggered();
    void on_fJitterCheckBox_toggled(bool checked);
    void on_fDiffCheckBox_toggled(bool checked);
    void on_fDeltaCheckBox_toggled(bool checked);
    void on_rJitterCheckBox_toggled(bool checked);
    void on_rDiffCheckBox_toggled(bool checked);
    void on_rDeltaCheckBox_toggled(bool checked);
    void on_actionSaveAudio_triggered();
    void on_actionSaveForwardAudio_triggered();
    void on_actionSaveReverseAudio_triggered();
    void on_actionSaveCsv_triggered();
    void on_actionSaveForwardCsv_triggered();
    void on_actionSaveReverseCsv_triggered();
    void on_actionSaveGraph_triggered();
    void on_buttonBox_clicked(QAbstractButton *button);
    void on_buttonBox_helpRequested();
    void showStreamMenu(QPoint pos);
    void graphClicked(QMouseEvent *event);

private:
    Ui::RtpAnalysisDialog *ui;
    enum StreamDirection { dir_both_, dir_forward_, dir_reverse_ };

    // XXX These are copied to and from rtp_stream_info_t structs. Should
    // we just have a pair of those instead?
    address src_fwd_;
    guint32 port_src_fwd_;
    address dst_fwd_;
    guint32 port_dst_fwd_;
    guint32 ssrc_fwd_;
    guint32 packet_count_fwd_;
    guint32 setup_frame_number_fwd_;
    nstime_t start_rel_time_fwd_;

    address src_rev_;
    guint32 port_src_rev_;
    address dst_rev_;
    guint32 port_dst_rev_;
    guint32 ssrc_rev_;
    guint32 packet_count_rev_;
    guint32 setup_frame_number_rev_;
    nstime_t start_rel_time_rev_;

    int num_streams_;

    tap_rtp_stat_t fwd_statinfo_;
    tap_rtp_stat_t rev_statinfo_;

    QPushButton *player_button_;

    QTemporaryFile *fwd_tempfile_;
    QTemporaryFile *rev_tempfile_;

    // Graph data for QCustomPlot
    QList<QCPGraph *>graphs_;
    QVector<double> fwd_time_vals_;
    QVector<double> fwd_jitter_vals_;
    QVector<double> fwd_diff_vals_;
    QVector<double> fwd_delta_vals_;

    QVector<double> rev_time_vals_;
    QVector<double> rev_jitter_vals_;
    QVector<double> rev_diff_vals_;
    QVector<double> rev_delta_vals_;

    rtpstream_tapinfo_t tapinfo_;
    QString err_str_;
    rtp_error_type_t save_payload_error_;

    QMenu stream_ctx_menu_;
    QMenu graph_ctx_menu_;

    void findStreams();

    // Tap callbacks
    static void tapReset(void *tapinfo_ptr);
    static gboolean tapPacket(void *tapinfo_ptr, packet_info *pinfo, epan_dissect_t *, const void *rtpinfo_ptr);
    static void tapDraw(void *tapinfo_ptr);

    void resetStatistics();
    void addPacket(bool forward, packet_info *pinfo, const struct _rtp_info *rtpinfo);
    void savePayload(QTemporaryFile *tmpfile, tap_rtp_stat_t *statinfo, packet_info *pinfo, const struct _rtp_info *rtpinfo);
    void updateStatistics();
    void updateGraph();

    void showPlayer();

    void saveAudio(StreamDirection direction);
    void saveCsv(StreamDirection direction);

    guint32 processNode(proto_node *ptree_node, header_field_info *hfinformation, const gchar* proto_field, bool *ok);
    guint32 getIntFromProtoTree(proto_tree *protocol_tree, const gchar *proto_name, const gchar *proto_field, bool *ok);

    bool eventFilter(QObject*, QEvent* event);
};

#endif // RTP_ANALYSIS_DIALOG_H

/*
 * Editor modelines
 *
 * Local Variables:
 * c-basic-offset: 4
 * tab-width: 8
 * indent-tabs-mode: nil
 * End:
 *
 * ex: set shiftwidth=4 tabstop=8 expandtab:
 * :indentSize=4:tabSize=8:noTabs=true:
 */