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/* sctp_graph_byte_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_byte_dialog.h"
#include <ui_sctp_graph_byte_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"
#include "sctp_assoc_analyse_dialog.h"
SCTPGraphByteDialog::SCTPGraphByteDialog(QWidget *parent, const sctp_assoc_info_t *assoc,
capture_file *cf, int dir) :
QDialog(parent),
ui(new Ui::SCTPGraphByteDialog),
cap_file_(cf),
frame_num(0),
direction(dir)
{
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();
}
}
SCTPGraphByteDialog::~SCTPGraphByteDialog()
{
delete ui;
}
void SCTPGraphByteDialog::drawBytesGraph(const sctp_assoc_info_t *selected_assoc)
{
GList *listTSN = Q_NULLPTR, *tlist = Q_NULLPTR;
tsn_t *tsn = Q_NULLPTR;
guint8 type;
guint32 maxBytes;
guint64 sumBytes = 0;
if (direction == 1) {
maxBytes = selected_assoc->n_data_bytes_ep1;
listTSN = g_list_last(selected_assoc->tsn1);
} else {
maxBytes = selected_assoc->n_data_bytes_ep2;
listTSN = g_list_last(selected_assoc->tsn2);
}
while (listTSN) {
tsn = gxx_list_data(tsn_t*, listTSN);
tlist = g_list_first(tsn->tsns);
guint16 length;
while (tlist)
{
type = gxx_list_data(struct chunk_header *, tlist)->type;
if (type == SCTP_DATA_CHUNK_ID || type == SCTP_I_DATA_CHUNK_ID) {
length = g_ntohs(gxx_list_data(struct data_chunk_header *, tlist)->length);
if (type == SCTP_DATA_CHUNK_ID)
length -= DATA_CHUNK_HEADER_LENGTH;
else
length -= I_DATA_CHUNK_HEADER_LENGTH;
sumBytes += length;
yb.append(sumBytes);
xb.append(tsn->secs + tsn->usecs/1000000.0);
fb.append(tsn->frame_number);
}
tlist = gxx_list_next(tlist);
}
listTSN = gxx_list_previous(listTSN);
}
QCPScatterStyle myScatter;
myScatter.setShape(QCPScatterStyle::ssCircle);
myScatter.setSize(3);
// create graph and assign data to it:
// Add Bytes graph
if (xb.size() > 0) {
QCPGraph *gr = ui->sctpPlot->addGraph(ui->sctpPlot->xAxis, ui->sctpPlot->yAxis);
gr->setName(QString(tr("Bytes")));
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(xb, yb);
}
ui->sctpPlot->xAxis->setLabel(tr("time [secs]"));
ui->sctpPlot->yAxis->setLabel(tr("Received Bytes"));
// set axes ranges, so we see all data:
QCPRange myXByteRange(0, (selected_assoc->max_secs+1));
QCPRange myYByteRange(0, maxBytes);
ui->sctpPlot->xAxis->setRange(myXByteRange);
ui->sctpPlot->yAxis->setRange(myYByteRange);
}
void SCTPGraphByteDialog::drawGraph()
{
const sctp_assoc_info_t* selected_assoc = SCTPAssocAnalyseDialog::findAssoc(this, selected_assoc_id);
if (!selected_assoc) return;
ui->sctpPlot->clearGraphs();
drawBytesGraph(selected_assoc);
ui->sctpPlot->setInteractions(QCP::iRangeZoom | QCP::iRangeDrag | QCP::iSelectPlottables);
connect(ui->sctpPlot, &QCustomPlot::plottableClick, this, &SCTPGraphByteDialog::graphClicked);
ui->sctpPlot->replot();
}
void SCTPGraphByteDialog::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);
if (direction == 1) {
ui->sctpPlot->yAxis->setRange(0, selected_assoc->n_data_bytes_ep1);
} else {
ui->sctpPlot->yAxis->setRange(0, selected_assoc->n_data_bytes_ep2);
}
ui->sctpPlot->replot();
}
void SCTPGraphByteDialog::graphClicked(QCPAbstractPlottable* plottable, int, QMouseEvent* event)
{
if (plottable->name().contains(tr("Bytes"), Qt::CaseInsensitive)) {
double bytes = ui->sctpPlot->yAxis->pixelToCoord(event->pos().y());
int i;
for (i = 0; i < yb.size(); i++) {
if (bytes <= yb.value(i)) {
frame_num = fb.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: Received bytes=%2 Time=%3 secs </i></small>"))
.arg(plottable->name())
.arg(yb.value(i))
.arg(xb.value(i)));
}
}
void SCTPGraphByteDialog::on_saveButton_clicked()
{
SCTPGraphDialog::save_graph(this, ui->sctpPlot);
}
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