void InterfaceTree::updateStatistics(void) {
#ifdef HAVE_LIBPCAP
interface_t device;
guint diff, if_idx;
struct pcap_stat stats;
if (!stat_cache_) {
// Start gathering statistics using dumpcap
// We crash (on OS X at least) if we try to do this from ::showEvent.
stat_cache_ = capture_stat_start(&global_capture_opts);
}
if (!stat_cache_) return;
QTreeWidgetItemIterator iter(this);
while (*iter) {
QList<int> *points;
for (if_idx = 0; if_idx < global_capture_opts.all_ifaces->len; if_idx++) {
device = g_array_index(global_capture_opts.all_ifaces, interface_t, if_idx);
QString device_name = (*iter)->data(IFTREE_COL_NAME, Qt::UserRole).value<QString>();
if (device_name.compare(device.name) || device.hidden || device.type == IF_PIPE)
continue;
diff = 0;
if (capture_stats(stat_cache_, device.name, &stats)) {
if ((int)(stats.ps_recv - device.last_packets) >= 0) {
diff = stats.ps_recv - device.last_packets;
device.packet_diff = diff;
}
device.last_packets = stats.ps_recv;
}
points = (*iter)->data(IFTREE_COL_STATS, Qt::UserRole).value<QList<int> *>();
points->append(diff);
update(indexFromItem((*iter), IFTREE_COL_STATS));
global_capture_opts.all_ifaces = g_array_remove_index(global_capture_opts.all_ifaces, if_idx);
g_array_insert_val(global_capture_opts.all_ifaces, if_idx, device);
}
iter++;
}
#endif // HAVE_LIBPCAP
}
void InterfaceTree::updateStatistics(void) {
interface_t device;
guint diff, if_idx;
struct pcap_stat stats;
if (!stat_cache_) {
// Start gathering statistics using dumpcap
// We crash (on OS X at least) if we try to do this from ::showEvent.
stat_cache_ = capture_stat_start(&global_capture_opts);
}
if (!stat_cache_) return;
QTreeWidgetItemIterator iter(this);
while (*iter) {
QList<int> *points;
QVariant v;
for (if_idx = 0; if_idx < global_capture_opts.all_ifaces->len; if_idx++) {
device = g_array_index(global_capture_opts.all_ifaces, interface_t, if_idx);
if ((*iter)->text(0).compare(QString().fromUtf8(device.name)) || device.hidden || device.type == IF_PIPE)
continue;
diff = 0;
if (capture_stats(stat_cache_, device.name, &stats)) {
if ((int)(stats.ps_recv - device.last_packets) >= 0) {
diff = stats.ps_recv - device.last_packets;
}
device.last_packets = stats.ps_recv;
}
v = (*iter)->data(1, Qt::UserRole);
points = v.value<QList<int> *>();
points->append(diff);
update(indexFromItem((*iter), 1));
global_capture_opts.all_ifaces = g_array_remove_index(global_capture_opts.all_ifaces, if_idx);
g_array_insert_val(global_capture_opts.all_ifaces, if_idx, device);
}
iter++;
}
}
