WPS: Added WPS support into wpa_gui-qt4

Currently, only Enrollee operations (both PBC and PIN) are supported.

wpa_supplicant/wpa_gui-qt4/wpagui.cpp

@@ -48,6 +48,7 @@ WpaGui::WpaGui(QWidget *parent, const char *, Qt::WFlags)
 		SLOT(eventHistory()));
 	connect(fileSaveConfigAction, SIGNAL(triggered()), this,
 		SLOT(saveConfig()));
+	connect(actionWPS, SIGNAL(triggered()), this, SLOT(wpsDialog()));
 	connect(fileExitAction, SIGNAL(triggered()), qApp, SLOT(quit()));
 	connect(networkAddAction, SIGNAL(triggered()), this,
 		SLOT(addNetwork()));
@@ -86,6 +87,10 @@ WpaGui::WpaGui(QWidget *parent, const char *, Qt::WFlags)
 	connect(scanNetworkButton, SIGNAL(clicked()), this, SLOT(scan()));
 	connect(networkList, SIGNAL(itemDoubleClicked(QListWidgetItem *)),
 		this, SLOT(editListedNetwork()));
+	connect(wpaguiTab, SIGNAL(currentChanged(int)), this,
+		SLOT(tabChanged(int)));
+	connect(wpsPbcButton, SIGNAL(clicked()), this, SLOT(wpsPbc()));
+	connect(wpsPinButton, SIGNAL(clicked()), this, SLOT(wpsGeneratePin()));
 
 	eh = NULL;
 	scanres = NULL;
@@ -340,6 +345,16 @@ int WpaGui::openCtrlConnection(const char *ifname)
 		}
 	}
 
+	len = sizeof(buf) - 1;
+	if (wpa_ctrl_request(ctrl_conn, "GET_CAPABILITY eap", 18, buf, &len,
+			     NULL) >= 0) {
+		buf[len] = '\0';
+
+		QString res(buf);
+		QStringList types = res.split(QChar(' '));
+		actionWPS->setEnabled(types.contains("WSC"));
+	}
+
 	return 0;
 }
 
@@ -599,6 +614,14 @@ void WpaGui::disconnect()
 	char reply[10];
 	size_t reply_len = sizeof(reply);
 	ctrlRequest("DISCONNECT", reply, &reply_len);
+
+	if (wpsRunning)
+		wpsStatusText->setText("Stopped");
+	else
+		wpsStatusText->setText("");
+	wpsPinEdit->setEnabled(false);
+	wpsInstructions->setText("");
+	wpsRunning = false;
 }
 
 
@@ -738,6 +761,48 @@ void WpaGui::processMsg(char *msg)
 		showTrayMessage(QSystemTrayIcon::Information, 3,
 				"Connection to network established.");
 		QTimer::singleShot(5 * 1000, this, SLOT(showTrayStatus()));
+		if (wpsRunning) {
+			wpsStatusText->setText("Connected to the network");
+			wpsPinEdit->setEnabled(false);
+			wpsInstructions->setText("");
+			wpsRunning = false;
+		}
+	} else if (str_match(pos, WPS_EVENT_AP_AVAILABLE_PBC)) {
+		showTrayMessage(QSystemTrayIcon::Information, 3,
+				"Wi-Fi Protected Setup (WPS) AP\n"
+				"in active PBC mode found.");
+		wpsStatusText->setText("WPS AP in active PBC mode found");
+		wpaguiTab->setCurrentWidget(wpsTab);
+		wpsInstructions->setText("Press the PBC button on the screen "
+					 "to start registration");
+	} else if (str_match(pos, WPS_EVENT_AP_AVAILABLE_PIN)) {
+		showTrayMessage(QSystemTrayIcon::Information, 3,
+				"Wi-Fi Protected Setup (WPS) AP\n"
+				" in active PIN mode found.");
+		wpsStatusText->setText("WPS AP with recently selected "
+				       "registrar");
+		wpaguiTab->setCurrentWidget(wpsTab);
+	} else if (str_match(pos, WPS_EVENT_AP_AVAILABLE)) {
+		showTrayMessage(QSystemTrayIcon::Information, 3,
+				"Wi-Fi Protected Setup (WPS)\n"
+				"AP detected.");
+		wpsStatusText->setText("WPS AP detected");
+		wpaguiTab->setCurrentWidget(wpsTab);
+	} else if (str_match(pos, WPS_EVENT_OVERLAP)) {
+		showTrayMessage(QSystemTrayIcon::Information, 3,
+				"Wi-Fi Protected Setup (WPS)\n"
+				"PBC mode overlap detected.");
+		wpsStatusText->setText("PBC mode overlap detected");
+		wpsInstructions->setText("More than one AP is currently in "
+					 "active WPS PBC mode. Wait couple of "
+					 "minutes and try again");
+		wpaguiTab->setCurrentWidget(wpsTab);
+	} else if (str_match(pos, WPS_EVENT_CRED_RECEIVED)) {
+		wpsStatusText->setText("Network configuration received");
+		wpaguiTab->setCurrentWidget(wpsTab);
+	} else if (str_match(pos, WPA_EVENT_EAP_METHOD)) {
+		if (strstr(pos, "(WSC)"))
+			wpsStatusText->setText("Registration started");
 	}
 }
 
@@ -804,6 +869,14 @@ void WpaGui::selectNetwork( const QString &sel )
 	cmd.prepend("SELECT_NETWORK ");
 	ctrlRequest(cmd.toAscii().constData(), reply, &reply_len);
 	triggerUpdate();
+
+	if (wpsRunning)
+		wpsStatusText->setText("Stopped");
+	else
+		wpsStatusText->setText("");
+	wpsPinEdit->setEnabled(false);
+	wpsInstructions->setText("");
+	wpsRunning = false;
 }
 
 
@@ -1275,3 +1348,64 @@ void WpaGui::closeEvent(QCloseEvent *event)
 
 	event->accept();
 }
+
+
+void WpaGui::wpsDialog()
+{
+	wpaguiTab->setCurrentWidget(wpsTab);
+}
+
+
+void WpaGui::tabChanged(int index)
+{
+	if (index != 2)
+		return;
+
+	if (wpsRunning)
+		return;
+
+	/* TODO: Update WPS status based on latest scan results and
+	 * availability of WPS APs */
+}
+
+
+void WpaGui::wpsPbc()
+{
+	char reply[20];
+	size_t reply_len = sizeof(reply);
+
+	if (ctrlRequest("WPS_PBC", reply, &reply_len) < 0)
+		return;
+
+	wpsPinEdit->setEnabled(false);
+	if (wpsStatusText->text().compare("WPS AP in active PBC mode found")) {
+		wpsInstructions->setText("Press the push button on the AP to "
+					 "start the PBC mode.");
+	} else {
+		wpsInstructions->setText("If you have not yet done so, press "
+					 "the push button on the AP to start "
+					 "the PBC mode.");
+	}
+	wpsStatusText->setText("Waiting for Registrar");
+	wpsRunning = true;
+}
+
+
+void WpaGui::wpsGeneratePin()
+{
+	char reply[20];
+	size_t reply_len = sizeof(reply) - 1;
+
+	if (ctrlRequest("WPS_PIN any", reply, &reply_len) < 0)
+		return;
+
+	reply[reply_len] = '\0';
+
+	wpsPinEdit->setText(reply);
+	wpsPinEdit->setEnabled(true);
+	wpsInstructions->setText("Enter the generated PIN into the Registrar "
+				 "(either the internal one in the AP or an "
+				 "external one).");
+	wpsStatusText->setText("Waiting for Registrar");
+	wpsRunning = true;
+}

wpa_supplicant/wpa_gui-qt4/wpagui.h

@@ -71,6 +71,10 @@ public slots:
 	virtual void showTrayMessage(QSystemTrayIcon::MessageIcon type,
 				     int sec, const QString &msg);
 	virtual void showTrayStatus();
+	virtual void wpsDialog();
+	virtual void tabChanged(int index);
+	virtual void wpsPbc();
+	virtual void wpsGeneratePin();
 
 protected slots:
 	virtual void languageChange();
@@ -105,6 +109,8 @@ private:
 	bool startInTray;
 
 	int openCtrlConnection(const char *ifname);
+
+	bool wpsRunning;
 };
 
 #endif /* WPAGUI_H */

wpa_supplicant/wpa_gui-qt4/wpagui.ui

@@ -289,6 +289,105 @@
         </item>
        </layout>
       </widget>
+      <widget class="QWidget" name="wpsTab" >
+       <attribute name="title" >
+        <string>WPS</string>
+       </attribute>
+       <widget class="QPushButton" name="wpsPbcButton" >
+        <property name="geometry" >
+         <rect>
+          <x>10</x>
+          <y>40</y>
+          <width>141</width>
+          <height>28</height>
+         </rect>
+        </property>
+        <property name="text" >
+         <string>PBC - push button</string>
+        </property>
+       </widget>
+       <widget class="QPushButton" name="wpsPinButton" >
+        <property name="geometry" >
+         <rect>
+          <x>10</x>
+          <y>90</y>
+          <width>141</width>
+          <height>28</height>
+         </rect>
+        </property>
+        <property name="text" >
+         <string>Generate PIN</string>
+        </property>
+       </widget>
+       <widget class="QLabel" name="label" >
+        <property name="geometry" >
+         <rect>
+          <x>160</x>
+          <y>100</y>
+          <width>21</width>
+          <height>18</height>
+         </rect>
+        </property>
+        <property name="text" >
+         <string>PIN</string>
+        </property>
+       </widget>
+       <widget class="QLineEdit" name="wpsPinEdit" >
+        <property name="enabled" >
+         <bool>false</bool>
+        </property>
+        <property name="geometry" >
+         <rect>
+          <x>190</x>
+          <y>90</y>
+          <width>113</width>
+          <height>28</height>
+         </rect>
+        </property>
+        <property name="readOnly" >
+         <bool>true</bool>
+        </property>
+       </widget>
+       <widget class="QLabel" name="label_2" >
+        <property name="geometry" >
+         <rect>
+          <x>10</x>
+          <y>10</y>
+          <width>41</width>
+          <height>18</height>
+         </rect>
+        </property>
+        <property name="text" >
+         <string>Status:</string>
+        </property>
+       </widget>
+       <widget class="QLabel" name="wpsStatusText" >
+        <property name="geometry" >
+         <rect>
+          <x>70</x>
+          <y>10</y>
+          <width>231</width>
+          <height>18</height>
+         </rect>
+        </property>
+        <property name="text" >
+         <string/>
+        </property>
+       </widget>
+       <widget class="QTextEdit" name="wpsInstructions" >
+        <property name="geometry" >
+         <rect>
+          <x>10</x>
+          <y>130</y>
+          <width>301</width>
+          <height>91</height>
+         </rect>
+        </property>
+        <property name="readOnly" >
+         <bool>true</bool>
+        </property>
+       </widget>
+      </widget>
      </widget>
     </item>
    </layout>
@@ -308,6 +407,7 @@
     </property>
     <addaction name="fileEventHistoryAction" />
     <addaction name="fileSaveConfigAction" />
+    <addaction name="actionWPS" />
     <addaction name="separator" />
     <addaction name="fileExitAction" />
    </widget>
@@ -408,6 +508,14 @@
     <string>&amp;About</string>
    </property>
   </action>
+  <action name="actionWPS" >
+   <property name="enabled" >
+    <bool>false</bool>
+   </property>
+   <property name="text" >
+    <string>&amp;Wi-Fi Protected Setup</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11" />
  <pixmapfunction></pixmapfunction>