forked from osmocom/wireshark
511 lines
17 KiB
C++
511 lines
17 KiB
C++
/* voip_calls_dialog.cpp
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "voip_calls_dialog.h"
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#include <ui_voip_calls_dialog.h>
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#include "file.h"
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#include "epan/addr_resolv.h"
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#include "epan/dissectors/packet-h225.h"
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#include "ui/rtp_stream.h"
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#include <ui/qt/utils/qt_ui_utils.h>
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#include "rtp_player_dialog.h"
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#include "sequence_dialog.h"
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#include <ui/qt/utils/stock_icon.h>
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#include "wireshark_application.h"
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#include <ui/qt/models/voip_calls_info_model.h>
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#include <QClipboard>
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#include <QContextMenuEvent>
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#include <QPushButton>
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// To do:
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// - More context menu items
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// - Don't select on right click
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// - Player
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// - Add a screenshot to the user's guide
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// - Add filter for quickly searching through list?
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// Bugs:
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// - Preparing a filter overwrites the existing filter. The GTK+ UI appends.
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// We'll probably have to add an "append" parameter to MainWindow::filterPackets.
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enum { voip_calls_type_ = 1000 };
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VoipCallsDialog::VoipCallsDialog(QWidget &parent, CaptureFile &cf, bool all_flows) :
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WiresharkDialog(parent, cf),
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ui(new Ui::VoipCallsDialog),
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parent_(parent)
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{
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ui->setupUi(this);
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loadGeometry(parent.width() * 4 / 5, parent.height() * 2 / 3);
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// Create the model that stores the actual data and the proxy model that is
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// responsible for sorting and filtering data in the display.
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call_infos_model_ = new VoipCallsInfoModel(this);
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cache_model_ = new CacheProxyModel(this);
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cache_model_->setSourceModel(call_infos_model_);
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sorted_model_ = new VoipCallsInfoSortedModel(this);
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sorted_model_->setSourceModel(cache_model_);
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ui->callTreeView->setModel(sorted_model_);
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connect(ui->callTreeView->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)),
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this, SLOT(updateWidgets()));
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ui->callTreeView->sortByColumn(VoipCallsInfoModel::StartTime, Qt::AscendingOrder);
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setWindowSubtitle(all_flows ? tr("SIP Flows") : tr("VoIP Calls"));
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ctx_menu_.addAction(ui->actionSelect_All);
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ctx_menu_.addSeparator();
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ctx_menu_.addAction(ui->actionCopyAsCsv);
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ctx_menu_.addAction(ui->actionCopyAsYaml);
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prepare_button_ = ui->buttonBox->addButton(tr("Prepare Filter"), QDialogButtonBox::ApplyRole);
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sequence_button_ = ui->buttonBox->addButton(tr("Flow Sequence"), QDialogButtonBox::ApplyRole);
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player_button_ = RtpPlayerDialog::addPlayerButton(ui->buttonBox);
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copy_button_ = ui->buttonBox->addButton(tr("Copy"), QDialogButtonBox::ApplyRole);
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QMenu *copy_menu = new QMenu(copy_button_);
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QAction *ca;
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ca = copy_menu->addAction(tr("as CSV"));
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ca->setToolTip(ui->actionCopyAsCsv->toolTip());
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connect(ca, SIGNAL(triggered()), this, SLOT(on_actionCopyAsCsv_triggered()));
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ca = copy_menu->addAction(tr("as YAML"));
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ca->setToolTip(ui->actionCopyAsYaml->toolTip());
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connect(ca, SIGNAL(triggered()), this, SLOT(on_actionCopyAsYaml_triggered()));
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copy_button_->setMenu(copy_menu);
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memset (&tapinfo_, 0, sizeof(tapinfo_));
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tapinfo_.tap_packet = tapPacket;
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tapinfo_.tap_draw = tapDraw;
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tapinfo_.tap_data = this;
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tapinfo_.callsinfos = g_queue_new();
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tapinfo_.h225_cstype = H225_OTHER;
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tapinfo_.fs_option = all_flows ? FLOW_ALL : FLOW_ONLY_INVITES; /* flow show option */
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tapinfo_.graph_analysis = sequence_analysis_info_new();
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tapinfo_.graph_analysis->name = "voip";
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sequence_info_ = new SequenceInfo(tapinfo_.graph_analysis);
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voip_calls_init_all_taps(&tapinfo_);
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updateWidgets();
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if (cap_file_.isValid()) {
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tapinfo_.session = cap_file_.capFile()->epan;
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cap_file_.delayedRetapPackets();
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}
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}
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VoipCallsDialog::~VoipCallsDialog()
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{
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delete ui;
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voip_calls_reset_all_taps(&tapinfo_);
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voip_calls_remove_all_tap_listeners(&tapinfo_);
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sequence_info_->unref();
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g_queue_free(tapinfo_.callsinfos);
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}
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void VoipCallsDialog::removeTapListeners()
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{
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voip_calls_remove_all_tap_listeners(&tapinfo_);
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WiresharkDialog::removeTapListeners();
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}
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void VoipCallsDialog::captureFileClosing()
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{
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// The time formatting is currently provided by VoipCallsInfoModel, but when
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// the cache is active, the ToD cannot be modified.
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ui->todCheckBox->setEnabled(false);
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cache_model_->setSourceModel(NULL);
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voip_calls_remove_all_tap_listeners(&tapinfo_);
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tapinfo_.session = NULL;
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WiresharkDialog::captureFileClosing();
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}
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void VoipCallsDialog::contextMenuEvent(QContextMenuEvent *event)
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{
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ctx_menu_.exec(event->globalPos());
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}
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void VoipCallsDialog::changeEvent(QEvent *event)
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{
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if (0 != event)
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{
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switch (event->type())
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{
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case QEvent::LanguageChange:
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ui->retranslateUi(this);
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break;
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default:
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break;
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}
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}
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QDialog::changeEvent(event);
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}
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//void VoipCallsDialog::tapReset(void *)
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//{
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// voip_calls_tapinfo_t *tapinfo = (voip_calls_tapinfo_t *) tapinfo_ptr;
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//}
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tap_packet_status VoipCallsDialog::tapPacket(void *, packet_info *, epan_dissect_t *, const void *)
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{
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#ifdef QT_MULTIMEDIA_LIB
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// voip_calls_tapinfo_t *tapinfo = (voip_calls_tapinfo_t *) tapinfo_ptr;
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// add_rtp_packet for voip player.
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// return TAP_PACKET_REDRAW;
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#endif
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return TAP_PACKET_DONT_REDRAW;
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}
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void VoipCallsDialog::tapDraw(void *tapinfo_ptr)
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{
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voip_calls_tapinfo_t *tapinfo = (voip_calls_tapinfo_t *) tapinfo_ptr;
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if (!tapinfo || !tapinfo->redraw) {
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return;
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}
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GList *graph_item = g_queue_peek_nth_link(tapinfo->graph_analysis->items, 0);
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for (; graph_item; graph_item = g_list_next(graph_item)) {
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for (GList *rsi_entry = g_list_first(tapinfo->rtpstream_list); rsi_entry; rsi_entry = g_list_next(rsi_entry)) {
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seq_analysis_item_t * sai = (seq_analysis_item_t *)graph_item->data;
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rtpstream_info_t *rsi = (rtpstream_info_t *)rsi_entry->data;
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if (rsi->start_fd->num == sai->frame_number) {
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rsi->call_num = sai->conv_num;
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// VOIP_CALLS_DEBUG("setting conv num %u for frame %u", sai->conv_num, sai->frame_number);
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}
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}
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}
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VoipCallsDialog *voip_calls_dialog = static_cast<VoipCallsDialog *>(tapinfo->tap_data);
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if (voip_calls_dialog) {
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voip_calls_dialog->updateCalls();
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}
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}
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void VoipCallsDialog::updateCalls()
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{
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ui->callTreeView->setSortingEnabled(false);
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// Add any missing items
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call_infos_model_->updateCalls(tapinfo_.callsinfos);
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// Resize columns
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for (int i = 0; i < call_infos_model_->columnCount(); i++) {
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ui->callTreeView->resizeColumnToContents(i);
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}
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ui->callTreeView->setSortingEnabled(true);
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updateWidgets();
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}
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void VoipCallsDialog::updateWidgets()
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{
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bool selected = ui->callTreeView->selectionModel()->hasSelection();
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bool have_ga_items = false;
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if (tapinfo_.graph_analysis && tapinfo_.graph_analysis->items) {
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have_ga_items = true;
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}
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foreach (QMenu *submenu, ctx_menu_.findChildren<QMenu*>()) {
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submenu->setEnabled(selected);
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}
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prepare_button_->setEnabled(selected && have_ga_items);
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sequence_button_->setEnabled(selected && have_ga_items);
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#if defined(QT_MULTIMEDIA_LIB)
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player_button_->setEnabled(selected && have_ga_items);
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#else
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player_button_->setEnabled(false);
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player_button_->setText(tr("No Audio"));
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#endif
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}
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void VoipCallsDialog::prepareFilter()
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{
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if (!ui->callTreeView->selectionModel()->hasSelection() || !tapinfo_.graph_analysis) {
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return;
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}
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QString filter_str;
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QSet<guint16> selected_calls;
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QString frame_numbers;
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/* Build a new filter based on frame numbers */
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foreach (QModelIndex index, ui->callTreeView->selectionModel()->selectedIndexes()) {
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voip_calls_info_t *call_info = VoipCallsInfoModel::indexToCallInfo(index);
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if (!call_info) {
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return;
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}
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selected_calls << call_info->call_num;
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}
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GList *cur_ga_item = g_queue_peek_nth_link(tapinfo_.graph_analysis->items, 0);
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while (cur_ga_item && cur_ga_item->data) {
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seq_analysis_item_t *ga_item = (seq_analysis_item_t*) cur_ga_item->data;
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if (selected_calls.contains(ga_item->conv_num)) {
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frame_numbers += QString("%1 ").arg(ga_item->frame_number);
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}
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cur_ga_item = g_list_next(cur_ga_item);
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}
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if (!frame_numbers.isEmpty()) {
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frame_numbers.chop(1);
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filter_str = QString("frame.number in {%1} or rtp.setup-frame in {%1}").arg(frame_numbers);
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}
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#if 0
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// XXX The GTK+ UI falls back to building a filter based on protocols if the filter
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// length is too long. Leaving this here for the time being in case we need to do
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// the same in the Qt UI.
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const sip_calls_info_t *sipinfo;
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const isup_calls_info_t *isupinfo;
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const h323_calls_info_t *h323info;
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const h245_address_t *h245_add = NULL;
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const gcp_ctx_t* ctx;
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char *guid_str;
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if (filter_length < max_filter_length) {
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gtk_editable_insert_text(GTK_EDITABLE(main_display_filter_widget), filter_string_fwd->str, -1, &pos);
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} else {
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g_string_free(filter_string_fwd, TRUE);
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filter_string_fwd = g_string_new(filter_prepend);
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g_string_append_printf(filter_string_fwd, "(");
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is_first = TRUE;
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/* Build a new filter based on protocol fields */
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lista = g_queue_peek_nth_link(voip_calls_get_info()->callsinfos, 0);
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while (lista) {
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listinfo = (voip_calls_info_t *)lista->data;
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if (listinfo->selected) {
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if (!is_first)
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g_string_append_printf(filter_string_fwd, " or ");
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switch (listinfo->protocol) {
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case VOIP_SIP:
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sipinfo = (sip_calls_info_t *)listinfo->prot_info;
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g_string_append_printf(filter_string_fwd,
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"(sip.Call-ID == \"%s\")",
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sipinfo->call_identifier
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);
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break;
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case VOIP_ISUP:
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isupinfo = (isup_calls_info_t *)listinfo->prot_info;
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g_string_append_printf(filter_string_fwd,
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"(isup.cic == %i and frame.number >= %i and frame.number <= %i and mtp3.network_indicator == %i and ((mtp3.dpc == %i) and (mtp3.opc == %i)) or ((mtp3.dpc == %i) and (mtp3.opc == %i)))",
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isupinfo->cic, listinfo->start_fd->num,
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listinfo->stop_fd->num,
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isupinfo->ni, isupinfo->dpc, isupinfo->opc,
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isupinfo->opc, isupinfo->dpc
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);
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break;
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case VOIP_H323:
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{
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h323info = (h323_calls_info_t *)listinfo->prot_info;
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guid_str = guid_to_str(NULL, &h323info->guid[0]);
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g_string_append_printf(filter_string_fwd,
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"((h225.guid == %s || q931.call_ref == %x:%x || q931.call_ref == %x:%x)",
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guid_str,
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(guint8) (h323info->q931_crv & 0x00ff),
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(guint8)((h323info->q931_crv & 0xff00)>>8),
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(guint8) (h323info->q931_crv2 & 0x00ff),
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(guint8)((h323info->q931_crv2 & 0xff00)>>8));
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listb = g_list_first(h323info->h245_list);
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wmem_free(NULL, guid_str);
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while (listb) {
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h245_add = (h245_address_t *)listb->data;
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g_string_append_printf(filter_string_fwd,
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" || (ip.addr == %s && tcp.port == %d && h245)",
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address_to_qstring(&h245_add->h245_address), h245_add->h245_port);
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listb = g_list_next(listb);
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}
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g_string_append_printf(filter_string_fwd, ")");
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}
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break;
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case TEL_H248:
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ctx = (gcp_ctx_t *)listinfo->prot_info;
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g_string_append_printf(filter_string_fwd,
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"(h248.ctx == 0x%x)", ctx->id);
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break;
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default:
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/* placeholder to assure valid display filter expression */
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g_string_append_printf(filter_string_fwd,
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"(frame)");
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break;
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}
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is_first = FALSE;
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}
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lista = g_list_next(lista);
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}
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g_string_append_printf(filter_string_fwd, ")");
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gtk_editable_insert_text(GTK_EDITABLE(main_display_filter_widget), filter_string_fwd->str, -1, &pos);
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}
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#endif
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emit updateFilter(filter_str);
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}
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void VoipCallsDialog::showSequence()
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{
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if (file_closed_) return;
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QSet<guint16> selected_calls;
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foreach (QModelIndex index, ui->callTreeView->selectionModel()->selectedIndexes()) {
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voip_calls_info_t *call_info = VoipCallsInfoModel::indexToCallInfo(index);
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if (!call_info) {
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return;
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}
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selected_calls << call_info->call_num;
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}
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sequence_analysis_list_sort(tapinfo_.graph_analysis);
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GList *cur_ga_item = g_queue_peek_nth_link(tapinfo_.graph_analysis->items, 0);
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while (cur_ga_item && cur_ga_item->data) {
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seq_analysis_item_t *ga_item = (seq_analysis_item_t*) cur_ga_item->data;
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ga_item->display = selected_calls.contains(ga_item->conv_num);
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cur_ga_item = g_list_next(cur_ga_item);
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}
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SequenceDialog *sequence_dialog = new SequenceDialog(parent_, cap_file_, sequence_info_);
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sequence_dialog->show();
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}
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void VoipCallsDialog::showPlayer()
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{
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#ifdef QT_MULTIMEDIA_LIB
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RtpPlayerDialog rtp_player_dialog(*this, cap_file_);
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foreach (QModelIndex index, ui->callTreeView->selectionModel()->selectedIndexes()) {
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voip_calls_info_t *vci = VoipCallsInfoModel::indexToCallInfo(index);
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if (!vci) continue;
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for (GList *rsi_entry = g_list_first(tapinfo_.rtpstream_list); rsi_entry; rsi_entry = g_list_next(rsi_entry)) {
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rtpstream_info_t *rsi = (rtpstream_info_t *)rsi_entry->data;
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if (!rsi) continue;
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//VOIP_CALLS_DEBUG("checking call %u, start frame %u == stream call %u, start frame %u, setup frame %u",
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// vci->call_num, vci->start_fd->num,
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// rsi->call_num, rsi->start_fd->num, rsi->setup_frame_number);
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if (vci->call_num == (guint)rsi->call_num) {
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//VOIP_CALLS_DEBUG("adding call number %u", vci->call_num);
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rtp_player_dialog.addRtpStream(rsi);
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}
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}
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}
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connect(&rtp_player_dialog, SIGNAL(goToPacket(int)), this, SIGNAL(goToPacket(int)));
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rtp_player_dialog.exec();
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#endif // QT_MULTIMEDIA_LIB
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}
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QList<QVariant> VoipCallsDialog::streamRowData(int row) const
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{
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QList<QVariant> row_data;
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if (row >= sorted_model_->rowCount()) {
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return row_data;
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}
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for (int col = 0; col < sorted_model_->columnCount(); col++) {
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if (row < 0) {
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row_data << sorted_model_->headerData(col, Qt::Horizontal);
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} else {
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row_data << sorted_model_->index(row, col).data();
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}
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}
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return row_data;
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}
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void VoipCallsDialog::on_callTreeView_activated(const QModelIndex &index)
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{
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voip_calls_info_t *call_info = VoipCallsInfoModel::indexToCallInfo(index);
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if (!call_info) {
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return;
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}
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emit goToPacket(call_info->start_fd->num);
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}
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void VoipCallsDialog::on_actionSelect_All_triggered()
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{
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ui->callTreeView->selectAll();
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}
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void VoipCallsDialog::on_actionCopyAsCsv_triggered()
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{
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QString csv;
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QTextStream stream(&csv, QIODevice::Text);
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for (int row = -1; row < sorted_model_->rowCount(); row++) {
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QStringList rdsl;
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foreach (QVariant v, streamRowData(row)) {
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QString strval = v.toString();
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// XXX should quotes (") in strval be stripped/sanitized?
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rdsl << QString("\"%1\"").arg(strval);
|
|
}
|
|
stream << rdsl.join(",") << endl;
|
|
}
|
|
wsApp->clipboard()->setText(stream.readAll());
|
|
}
|
|
|
|
void VoipCallsDialog::on_actionCopyAsYaml_triggered()
|
|
{
|
|
QString yaml;
|
|
QTextStream stream(&yaml, QIODevice::Text);
|
|
stream << "---" << endl;
|
|
for (int row = -1; row < sorted_model_->rowCount(); row++) {
|
|
stream << "-" << endl;
|
|
foreach (QVariant v, streamRowData(row)) {
|
|
stream << " - " << v.toString() << endl;
|
|
}
|
|
}
|
|
wsApp->clipboard()->setText(stream.readAll());
|
|
}
|
|
|
|
void VoipCallsDialog::on_buttonBox_clicked(QAbstractButton *button)
|
|
{
|
|
if (button == prepare_button_) {
|
|
prepareFilter();
|
|
} else if (button == sequence_button_) {
|
|
showSequence();
|
|
} else if (button == player_button_) {
|
|
showPlayer();
|
|
}
|
|
}
|
|
|
|
void VoipCallsDialog::on_buttonBox_helpRequested()
|
|
{
|
|
wsApp->helpTopicAction(HELP_TELEPHONY_VOIP_CALLS_DIALOG);
|
|
}
|
|
|
|
void VoipCallsDialog::on_todCheckBox_stateChanged(int state)
|
|
{
|
|
call_infos_model_->setTimeOfDay(state == Qt::Checked);
|
|
ui->callTreeView->resizeColumnToContents(VoipCallsInfoModel::StartTime);
|
|
ui->callTreeView->resizeColumnToContents(VoipCallsInfoModel::StopTime);
|
|
}
|
|
|
|
/*
|
|
* 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:
|
|
*/
|