hostapd/wpa_supplicant/wpa_gui-qt4/peers.cpp

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/*
* wpa_gui - Peers class
* Copyright (c) 2009, Atheros Communications
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Alternatively, this software may be distributed under the terms of BSD
* license.
*
* See README and COPYING for more details.
*/
#include <cstdio>
#include <QImageReader>
#include <QMessageBox>
#include "wpa_ctrl.h"
#include "wpagui.h"
#include "stringquery.h"
#include "peers.h"
static const int peer_role_address = Qt::UserRole + 1;
static const int peer_role_type = Qt::UserRole + 2;
/*
* TODO:
* - add current AP info (e.g., from WPS) in station mode
* - different icons to indicate peer type
*/
enum peer_type {
PEER_TYPE_ASSOCIATED_STATION,
PEER_TYPE_AP,
PEER_TYPE_AP_WPS,
PEER_TYPE_WPS_PIN_NEEDED,
};
Peers::Peers(QWidget *parent, const char *, bool, Qt::WFlags)
: QDialog(parent)
{
setupUi(this);
if (QImageReader::supportedImageFormats().contains(QByteArray("svg")))
default_icon = new QIcon(":/icons/wpa_gui.svg");
else
default_icon = new QIcon(":/icons/wpa_gui.png");
peers->setModel(&model);
peers->setResizeMode(QListView::Adjust);
peers->setContextMenuPolicy(Qt::CustomContextMenu);
connect(peers, SIGNAL(customContextMenuRequested(const QPoint &)),
this, SLOT(context_menu(const QPoint &)));
wpagui = NULL;
}
void Peers::setWpaGui(WpaGui *_wpagui)
{
wpagui = _wpagui;
update_peers();
}
Peers::~Peers()
{
delete default_icon;
}
void Peers::languageChange()
{
retranslateUi(this);
}
void Peers::context_menu(const QPoint &pos)
{
QMenu *menu = new QMenu;
if (menu == NULL)
return;
QModelIndex idx = peers->indexAt(pos);
if (idx.isValid()) {
ctx_item = model.itemFromIndex(idx);
int type = ctx_item->data(peer_role_type).toInt();
QString title;
switch (type) {
case PEER_TYPE_ASSOCIATED_STATION:
title = tr("Associated station");
break;
case PEER_TYPE_AP:
title = tr("AP");
break;
case PEER_TYPE_AP_WPS:
title = tr("WPS AP");
break;
case PEER_TYPE_WPS_PIN_NEEDED:
title = tr("WPS PIN needed");
break;
}
menu->addAction(title)->setEnabled(false);
menu->addSeparator();
if (type == PEER_TYPE_ASSOCIATED_STATION ||
type == PEER_TYPE_AP_WPS ||
type == PEER_TYPE_WPS_PIN_NEEDED) {
/* TODO: only for peers that are requesting WPS PIN
* method */
menu->addAction(QString("Enter WPS PIN"), this,
SLOT(enter_pin()));
}
} else {
ctx_item = NULL;
menu->addAction(QString("Refresh"), this, SLOT(ctx_refresh()));
}
menu->exec(peers->mapToGlobal(pos));
}
void Peers::enter_pin()
{
if (ctx_item == NULL)
return;
QString addr = ctx_item->data(peer_role_address).toString();
StringQuery input(tr("PIN:"));
input.setWindowTitle(tr("PIN for ") + ctx_item->text());
if (input.exec() != QDialog::Accepted)
return;
char cmd[100];
char reply[100];
size_t reply_len;
snprintf(cmd, sizeof(cmd), "WPS_PIN %s %s",
addr.toAscii().constData(),
input.get_string().toAscii().constData());
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) < 0) {
QMessageBox msg;
msg.setIcon(QMessageBox::Warning);
msg.setText("Failed to set the WPS PIN.");
msg.exec();
}
}
void Peers::ctx_refresh()
{
update_peers();
}
void Peers::add_stations()
{
char reply[2048];
size_t reply_len;
char cmd[20];
int res;
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest("STA-FIRST", reply, &reply_len) < 0)
return;
do {
reply[reply_len] = '\0';
QString info(reply);
char *txt = reply;
while (*txt != '\0' && *txt != '\n')
txt++;
*txt++ = '\0';
if (strncmp(reply, "FAIL", 4) == 0 ||
strncmp(reply, "UNKNOWN", 7) == 0)
break;
QStringList lines = info.split(QRegExp("\\n"));
QString name;
for (QStringList::Iterator it = lines.begin();
it != lines.end(); it++) {
int pos = (*it).indexOf('=') + 1;
if (pos < 1)
continue;
if ((*it).startsWith("wpsDeviceName="))
name = (*it).mid(pos);
}
if (name.isEmpty())
name = reply;
QStandardItem *item = new QStandardItem(*default_icon, name);
if (item) {
item->setData(QString(reply), peer_role_address);
item->setData(PEER_TYPE_ASSOCIATED_STATION,
peer_role_type);
item->setToolTip(info);
model.appendRow(item);
}
reply_len = sizeof(reply) - 1;
snprintf(cmd, sizeof(cmd), "STA-NEXT %s", reply);
res = wpagui->ctrlRequest(cmd, reply, &reply_len);
} while (res >= 0);
}
void Peers::add_scan_results()
{
char reply[2048];
size_t reply_len;
int index;
char cmd[20];
index = 0;
while (wpagui) {
snprintf(cmd, sizeof(cmd), "BSS %d", index++);
if (index > 1000)
break;
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) < 0)
break;
reply[reply_len] = '\0';
QString bss(reply);
if (bss.isEmpty() || bss.startsWith("FAIL"))
break;
QString ssid, bssid, flags, wps_name;
QStringList lines = bss.split(QRegExp("\\n"));
for (QStringList::Iterator it = lines.begin();
it != lines.end(); it++) {
int pos = (*it).indexOf('=') + 1;
if (pos < 1)
continue;
if ((*it).startsWith("bssid="))
bssid = (*it).mid(pos);
else if ((*it).startsWith("flags="))
flags = (*it).mid(pos);
else if ((*it).startsWith("ssid="))
ssid = (*it).mid(pos);
else if ((*it).startsWith("wps_device_name="))
wps_name = (*it).mid(pos);
}
QString name = wps_name;
if (name.isEmpty())
name = ssid + "\n" + bssid;
QStandardItem *item = new QStandardItem(*default_icon, name);
if (item) {
item->setData(bssid, peer_role_address);
if (flags.contains("[WPS"))
item->setData(PEER_TYPE_AP_WPS,
peer_role_type);
else
item->setData(PEER_TYPE_AP, peer_role_type);
for (int i = 0; i < lines.size(); i++) {
if (lines[i].length() > 60) {
lines[i].remove(
60, lines[i].length());
lines[i] += "..";
}
}
item->setToolTip(lines.join("\n"));
model.appendRow(item);
}
}
}
void Peers::update_peers()
{
model.clear();
if (wpagui == NULL)
return;
add_stations();
add_scan_results();
}
QStandardItem * Peers::find_addr(QString addr)
{
if (model.rowCount() == 0)
return NULL;
QModelIndexList lst = model.match(model.index(0, 0), peer_role_address,
addr);
if (lst.size() == 0)
return NULL;
return model.itemFromIndex(lst[0]);
}
void Peers::event_notify(WpaMsg msg)
{
QString text = msg.getMsg();
if (text.startsWith(WPS_EVENT_PIN_NEEDED)) {
/*
* WPS-PIN-NEEDED 5a02a5fa-9199-5e7c-bc46-e183d3cb32f7
* 02:2a:c4:18:5b:f3
* [Wireless Client|Company|cmodel|123|12345|1-0050F204-1]
*/
QStringList items = text.split(' ');
QString uuid = items[1];
QString addr = items[2];
QString name = "";
QStandardItem *item = find_addr(addr);
if (item)
return;
int pos = text.indexOf('[');
if (pos >= 0) {
int pos2 = text.lastIndexOf(']');
if (pos2 >= pos) {
items = text.mid(pos + 1, pos2 - pos - 1).
split('|');
name = items[0];
items.append(addr);
}
}
item = new QStandardItem(*default_icon, name);
if (item) {
item->setData(addr, peer_role_address);
item->setData(PEER_TYPE_WPS_PIN_NEEDED,
peer_role_type);
item->setToolTip(items.join(QString("\n")));
model.appendRow(item);
}
}
}