diff options
Diffstat (limited to 'ui/qt/sctp_graph_arwnd_dialog.cpp')
| -rw-r--r-- | ui/qt/sctp_graph_arwnd_dialog.cpp | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/ui/qt/sctp_graph_arwnd_dialog.cpp b/ui/qt/sctp_graph_arwnd_dialog.cpp new file mode 100644 index 0000000..2734f28 --- /dev/null +++ b/ui/qt/sctp_graph_arwnd_dialog.cpp @@ -0,0 +1,178 @@ +/* sctp_graph_arwnd_dialog.cpp + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "sctp_graph_arwnd_dialog.h" +#include <ui_sctp_graph_arwnd_dialog.h> +#include "sctp_assoc_analyse_dialog.h" + +#include <file.h> +#include <math.h> +#include <epan/dissectors/packet-sctp.h> +#include "epan/packet.h" + +#include "ui/tap-sctp-analysis.h" + +#include <ui/qt/utils/qt_ui_utils.h> +#include <ui/qt/widgets/qcustomplot.h> +#include "sctp_graph_dialog.h" + +SCTPGraphArwndDialog::SCTPGraphArwndDialog(QWidget *parent, const sctp_assoc_info_t *assoc, + _capture_file *cf, int dir) : + QDialog(parent), + ui(new Ui::SCTPGraphArwndDialog), + cap_file_(cf), + frame_num(0), + direction(dir), + startArwnd(0) +{ + Q_ASSERT(assoc); + selected_assoc_id = assoc->assoc_id; + + ui->setupUi(this); + Qt::WindowFlags flags = Qt::Window | Qt::WindowSystemMenuHint + | Qt::WindowMinimizeButtonHint + | Qt::WindowMaximizeButtonHint + | Qt::WindowCloseButtonHint; + this->setWindowFlags(flags); + this->setWindowTitle(QString(tr("SCTP Data and Adv. Rec. Window over Time: %1 Port1 %2 Port2 %3")) + .arg(gchar_free_to_qstring(cf_get_display_name(cap_file_))).arg(assoc->port1).arg(assoc->port2)); + if ((direction == 1 && assoc->n_array_tsn1 == 0) || (direction == 2 && assoc->n_array_tsn2 == 0)) { + QMessageBox msgBox; + msgBox.setText(tr("No Data Chunks sent")); + msgBox.exec(); + return; + } else { + drawGraph(assoc); + } +} + +SCTPGraphArwndDialog::~SCTPGraphArwndDialog() +{ + delete ui; +} + +void SCTPGraphArwndDialog::drawArwndGraph(const sctp_assoc_info_t *selected_assoc) +{ + GList *listSACK = Q_NULLPTR, *tlist; + struct sack_chunk_header *sack_header; + struct nr_sack_chunk_header *nr_sack_header; + tsn_t *tsn; + guint8 type; + guint32 arwnd=0; + + if (direction == 1) { + listSACK = g_list_last(selected_assoc->sack1); + startArwnd = selected_assoc->arwnd2; + } else { + listSACK = g_list_last(selected_assoc->sack2); + startArwnd = selected_assoc->arwnd1; + } + bool detect_max_arwnd = (startArwnd == 0) ? true : false; + + while (listSACK) { + tsn = gxx_list_data(tsn_t*, listSACK); + tlist = g_list_first(tsn->tsns); + while (tlist) { + type = gxx_list_data(struct chunk_header *, tlist)->type; + if (type == SCTP_SACK_CHUNK_ID) { + sack_header = gxx_list_data(struct sack_chunk_header *, tlist); + arwnd = g_ntohl(sack_header->a_rwnd); + } else if (type == SCTP_NR_SACK_CHUNK_ID) { + nr_sack_header = gxx_list_data(struct nr_sack_chunk_header *, tlist); + arwnd = g_ntohl(nr_sack_header->a_rwnd); + } + if (detect_max_arwnd && startArwnd < arwnd) { + startArwnd = arwnd; + } + ya.append(arwnd); + xa.append(tsn->secs + tsn->usecs/1000000.0); + fa.append(tsn->frame_number); + tlist = gxx_list_next(tlist); + } + listSACK = gxx_list_previous(listSACK); + } + + QCPScatterStyle myScatter; + myScatter.setShape(QCPScatterStyle::ssCircle); + myScatter.setSize(3); + + // create graph and assign data to it: + + // Add Arwnd graph + if (xa.size() > 0) { + QCPGraph *gr = ui->sctpPlot->addGraph(ui->sctpPlot->xAxis, ui->sctpPlot->yAxis); + gr->setName(QString(tr("Arwnd"))); + myScatter.setPen(QPen(Qt::red)); + myScatter.setBrush(Qt::red); + ui->sctpPlot->graph(0)->setScatterStyle(myScatter); + ui->sctpPlot->graph(0)->setLineStyle(QCPGraph::lsNone); + ui->sctpPlot->graph(0)->setData(xa, ya); + } + + ui->sctpPlot->xAxis->setLabel(tr("time [secs]")); + ui->sctpPlot->yAxis->setLabel(tr("Advertised Receiver Window [Bytes]")); + + // set axes ranges, so we see all data: + QCPRange myXArwndRange(0, (selected_assoc->max_secs+1)); + // QCPRange myXArwndRange(0, 1); + QCPRange myYArwndRange(0, startArwnd); + ui->sctpPlot->xAxis->setRange(myXArwndRange); + ui->sctpPlot->yAxis->setRange(myYArwndRange); +} + + +void SCTPGraphArwndDialog::drawGraph(const sctp_assoc_info_t *selected_assoc) +{ + ui->sctpPlot->clearGraphs(); + drawArwndGraph(selected_assoc); + ui->sctpPlot->setInteractions(QCP::iRangeZoom | QCP::iRangeDrag | QCP::iSelectPlottables); + ui->sctpPlot->axisRect(0)->setRangeZoomAxes(ui->sctpPlot->xAxis, ui->sctpPlot->yAxis); + ui->sctpPlot->axisRect(0)->setRangeZoom(Qt::Horizontal); + connect(ui->sctpPlot, &QCustomPlot::plottableClick, this, &SCTPGraphArwndDialog::graphClicked); + ui->sctpPlot->replot(); +} + + +void SCTPGraphArwndDialog::on_pushButton_4_clicked() +{ + const sctp_assoc_info_t* selected_assoc = SCTPAssocAnalyseDialog::findAssoc(this, selected_assoc_id); + if (!selected_assoc) return; + + ui->sctpPlot->xAxis->setRange(selected_assoc->min_secs+selected_assoc->min_usecs/1000000.0, selected_assoc->max_secs+selected_assoc->max_usecs/1000000.0); + ui->sctpPlot->yAxis->setRange(0, startArwnd); + ui->sctpPlot->replot(); +} + +void SCTPGraphArwndDialog::graphClicked(QCPAbstractPlottable* plottable, int, QMouseEvent* event) +{ + if (plottable->name().contains("Arwnd", Qt::CaseInsensitive)) { + double times = ui->sctpPlot->xAxis->pixelToCoord(event->pos().x()); + int i=0; + for (i = 0; i < xa.size(); i++) { + if (times <= xa.value(i)) { + frame_num = fa.at(i); + break; + } + } + if (cap_file_ && frame_num > 0) { + cf_goto_frame(cap_file_, frame_num); + } + + ui->hintLabel->setText(QString(tr("<small><i>Graph %1: a_rwnd=%2 Time=%3 secs </i></small>")) + .arg(plottable->name()) + .arg(ya.value(i)) + .arg(xa.value(i))); + } +} + + +void SCTPGraphArwndDialog::on_saveButton_clicked() +{ + SCTPGraphDialog::save_graph(this, ui->sctpPlot); +} |