diff options
Diffstat (limited to 'ui/qt/models/expert_info_model.cpp')
| -rw-r--r-- | ui/qt/models/expert_info_model.cpp | 424 |
1 files changed, 424 insertions, 0 deletions
diff --git a/ui/qt/models/expert_info_model.cpp b/ui/qt/models/expert_info_model.cpp new file mode 100644 index 0000000..017dba3 --- /dev/null +++ b/ui/qt/models/expert_info_model.cpp @@ -0,0 +1,424 @@ +/* expert_info_model.cpp + * Data model for Expert Info tap data. + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "expert_info_model.h" + +#include "file.h" +#include <epan/proto.h> + +ExpertPacketItem::ExpertPacketItem(const expert_info_t& expert_info, column_info *cinfo, ExpertPacketItem* parent) : + packet_num_(expert_info.packet_num), + group_(expert_info.group), + severity_(expert_info.severity), + hf_id_(expert_info.hf_index), + protocol_(expert_info.protocol), + summary_(expert_info.summary), + parentItem_(parent) +{ + if (cinfo) { + info_ = col_get_text(cinfo, COL_INFO); + } +} + +ExpertPacketItem::~ExpertPacketItem() +{ + for (int row = 0; row < childItems_.count(); row++) + { + delete childItems_.value(row); + } + + childItems_.clear(); +} + +QString ExpertPacketItem::groupKey(bool group_by_summary, int severity, int group, QString protocol, int expert_hf) +{ + QString key = QString("%1|%2|%3") + .arg(severity) + .arg(group) + .arg(protocol); + if (group_by_summary) { + key += QString("|%1").arg(expert_hf); + } + return key; +} + +QString ExpertPacketItem::groupKey(bool group_by_summary) { + return groupKey(group_by_summary, severity_, group_, protocol_, hf_id_); +} + +void ExpertPacketItem::appendChild(ExpertPacketItem* child, QString hash) +{ + childItems_.append(child); + hashChild_[hash] = child; +} + +ExpertPacketItem* ExpertPacketItem::child(int row) +{ + return childItems_.value(row); +} + +ExpertPacketItem* ExpertPacketItem::child(QString hash) +{ + return hashChild_[hash]; +} + +int ExpertPacketItem::childCount() const +{ + return static_cast<int>(childItems_.count()); +} + +int ExpertPacketItem::row() const +{ + if (parentItem_) + return static_cast<int>(parentItem_->childItems_.indexOf(const_cast<ExpertPacketItem*>(this))); + + return 0; +} + +ExpertPacketItem* ExpertPacketItem::parentItem() +{ + return parentItem_; +} + + + + +ExpertInfoModel::ExpertInfoModel(CaptureFile& capture_file, QObject *parent) : + QAbstractItemModel(parent), + capture_file_(capture_file), + group_by_summary_(true), + root_(createRootItem()) +{ +} + +ExpertInfoModel::~ExpertInfoModel() +{ + delete root_; +} + +void ExpertInfoModel::clear() +{ + beginResetModel(); + + eventCounts_.clear(); + delete root_; + root_ = createRootItem(); + + endResetModel(); +} + +ExpertPacketItem* ExpertInfoModel::createRootItem() +{ + static const char* rootName = "ROOT"; +DIAG_OFF_CAST_AWAY_CONST + static expert_info_t root_expert = { 0, -1, -1, -1, rootName, (gchar*)rootName, NULL }; +DIAG_ON_CAST_AWAY_CONST + + return new ExpertPacketItem(root_expert, NULL, NULL); +} + + + +int ExpertInfoModel::numEvents(enum ExpertSeverity severity) +{ + return eventCounts_[severity]; +} + +QModelIndex ExpertInfoModel::index(int row, int column, const QModelIndex& parent) const +{ + if (!hasIndex(row, column, parent)) + return QModelIndex(); + + ExpertPacketItem *parent_item, *child_item; + + if (!parent.isValid()) + parent_item = root_; + else + parent_item = static_cast<ExpertPacketItem*>(parent.internalPointer()); + + Q_ASSERT(parent_item); + if (group_by_summary_) { + //don't allow group layer + if (parent_item == root_) { + int row_count = 0; + ExpertPacketItem *grandchild_item; + + for (int subrow = 0; subrow < parent_item->childCount(); subrow++) { + child_item = parent_item->child(subrow); + //summary children are always stored in first child of group + grandchild_item = child_item->child(0); + + if (row_count+grandchild_item->childCount() > row) { + return createIndex(row, column, grandchild_item->child(row-row_count)); + } + row_count += grandchild_item->childCount(); + } + + //shouldn't happen + return QModelIndex(); + } + + int root_level = 0; + ExpertPacketItem *item = parent_item; + while (item != root_) + { + root_level++; + item = item->parentItem(); + } + + if (root_level == 3) { + child_item = parent_item->child(row); + if (child_item) { + return createIndex(row, column, child_item); + } + } + + } else { + child_item = parent_item->child(row); + if (child_item) { + //only allow 2 levels deep + if (((parent_item == root_) || (parent_item->parentItem() == root_))) + return createIndex(row, column, child_item); + } + } + return QModelIndex(); +} + +QModelIndex ExpertInfoModel::parent(const QModelIndex& index) const +{ + if (!index.isValid()) + return QModelIndex(); + + ExpertPacketItem *item = static_cast<ExpertPacketItem*>(index.internalPointer()); + ExpertPacketItem *parent_item = item->parentItem(); + + if (group_by_summary_) + { + //don't allow group layer + int root_level = 0; + item = parent_item; + while ((item != root_) && (item != NULL)) + { + root_level++; + item = item->parentItem(); + } + + if (root_level == 3) + return createIndex(parent_item->row(), 0, parent_item); + + } else { + if (parent_item == root_) + return QModelIndex(); + + return createIndex(parent_item->row(), 0, parent_item); + } + + return QModelIndex(); +} + +#if 0 +Qt::ItemFlags ExpertInfoModel::flags(const QModelIndex &index) const +{ + if (!index.isValid()) + return 0; + + ExpertPacketItem* item = static_cast<ExpertPacketItem*>(index.internalPointer()); + Qt::ItemFlags flags = QAbstractTableModel::flags(index); + + //collapse??? + return flags; +} +#endif + +QVariant ExpertInfoModel::data(const QModelIndex &index, int role) const +{ + if (!index.isValid() || (role != Qt::DisplayRole && role != Qt::ToolTipRole)) + return QVariant(); + + ExpertPacketItem* item = static_cast<ExpertPacketItem*>(index.internalPointer()); + if (item == NULL) + return QVariant(); + + if (role == Qt::ToolTipRole) + { + QString filterName = proto_registrar_get_abbrev(item->hfId()); + return filterName; + } + else if (role == Qt::DisplayRole) + { + switch ((enum ExpertColumn)index.column()) { + case colSeverity: + return QString(val_to_str_const(item->severity(), expert_severity_vals, "Unknown")); + case colSummary: + if (index.parent().isValid()) + { + if (item->severity() == PI_COMMENT) + return item->summary().simplified(); + if (group_by_summary_) + return item->colInfo().simplified(); + + return item->summary().simplified(); + } + else + { + if (group_by_summary_) + { + if (item->severity() == PI_COMMENT) + return "Packet comments listed below."; + if (item->hfId() != -1) { + return proto_registrar_get_name(item->hfId()); + } else { + return item->summary().simplified(); + } + } + } + return QVariant(); + case colGroup: + return QString(val_to_str_const(item->group(), expert_group_vals, "Unknown")); + case colProtocol: + return item->protocol(); + case colCount: + if (!index.parent().isValid()) + { + return item->childCount(); + } + break; + case colPacket: + return item->packetNum(); + case colHf: + return item->hfId(); + default: + break; + } + } + + return QVariant(); +} + +//GUI helpers +void ExpertInfoModel::setGroupBySummary(bool group_by_summary) +{ + beginResetModel(); + group_by_summary_ = group_by_summary; + endResetModel(); +} + +int ExpertInfoModel::rowCount(const QModelIndex &parent) const +{ + ExpertPacketItem *parent_item; + if (parent.column() > 0) + return 0; + + if (!parent.isValid()) + parent_item = root_; + else + parent_item = static_cast<ExpertPacketItem*>(parent.internalPointer()); + + if (group_by_summary_) { + int row_count = 0; + + //don't allow group layer + if (parent_item == root_) { + ExpertPacketItem *child_item, *grandchild_item; + + for (int row = 0; row < parent_item->childCount(); row++) { + child_item = parent_item->child(row); + grandchild_item = child_item->child(0); + row_count += grandchild_item->childCount(); + } + + return row_count; + } + + return parent_item->childCount(); + + } else { + //only allow 2 levels deep + if ((parent_item == root_) || (parent_item->parentItem() == root_)) + return parent_item->childCount(); + } + + return 0; +} + +int ExpertInfoModel::columnCount(const QModelIndex&) const +{ + return colLast; +} + +void ExpertInfoModel::addExpertInfo(const struct expert_info_s& expert_info) +{ + QString groupKey = ExpertPacketItem::groupKey(FALSE, expert_info.severity, expert_info.group, QString(expert_info.protocol), expert_info.hf_index); + QString summaryKey = ExpertPacketItem::groupKey(TRUE, expert_info.severity, expert_info.group, QString(expert_info.protocol), expert_info.hf_index); + + ExpertPacketItem* expert_root = root_->child(groupKey); + if (expert_root == NULL) { + ExpertPacketItem *new_item = new ExpertPacketItem(expert_info, &(capture_file_.capFile()->cinfo), root_); + + root_->appendChild(new_item, groupKey); + + expert_root = new_item; + } + + ExpertPacketItem *expert = new ExpertPacketItem(expert_info, &(capture_file_.capFile()->cinfo), expert_root); + expert_root->appendChild(expert, groupKey); + + //add the summary children off of the first child of the root children + ExpertPacketItem* summary_root = expert_root->child(0); + + //make a summary child + ExpertPacketItem* expert_summary_root = summary_root->child(summaryKey); + if (expert_summary_root == NULL) { + ExpertPacketItem *new_summary = new ExpertPacketItem(expert_info, &(capture_file_.capFile()->cinfo), summary_root); + + summary_root->appendChild(new_summary, summaryKey); + expert_summary_root = new_summary; + } + + ExpertPacketItem *expert_summary = new ExpertPacketItem(expert_info, &(capture_file_.capFile()->cinfo), expert_summary_root); + expert_summary_root->appendChild(expert_summary, summaryKey); +} + +void ExpertInfoModel::tapReset(void *eid_ptr) +{ + ExpertInfoModel *model = static_cast<ExpertInfoModel*>(eid_ptr); + if (!model) + return; + + model->clear(); +} + +tap_packet_status ExpertInfoModel::tapPacket(void *eid_ptr, struct _packet_info *pinfo, struct epan_dissect *, const void *data, tap_flags_t) +{ + ExpertInfoModel *model = static_cast<ExpertInfoModel*>(eid_ptr); + const expert_info_t *expert_info = (const expert_info_t *) data; + tap_packet_status status = TAP_PACKET_DONT_REDRAW; + + if (!pinfo || !model || !expert_info) + return TAP_PACKET_DONT_REDRAW; + + model->addExpertInfo(*expert_info); + + status = TAP_PACKET_REDRAW; + + model->eventCounts_[(enum ExpertSeverity)expert_info->severity]++; + + return status; +} + +void ExpertInfoModel::tapDraw(void *eid_ptr) +{ + ExpertInfoModel *model = static_cast<ExpertInfoModel*>(eid_ptr); + if (!model) + return; + + model->beginResetModel(); + model->endResetModel(); +} |