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1 /*
2  * wpa_gui - NetworkConfig class
3  * Copyright (c) 2005-2006, Jouni Malinen <j@w1.fi>
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation.
8  *
9  * Alternatively, this software may be distributed under the terms of BSD
10  * license.
11  *
12  * See README and COPYING for more details.
13  */
14 
15 #include <cstdio>
16 #include <QMessageBox>
17 
18 #include "networkconfig.h"
19 #include "wpagui.h"
20 
21 enum {
22 	AUTH_NONE_OPEN,
23 	AUTH_NONE_WEP,
24 	AUTH_NONE_WEP_SHARED,
25 	AUTH_IEEE8021X,
26 	AUTH_WPA_PSK,
27 	AUTH_WPA_EAP,
28 	AUTH_WPA2_PSK,
29 	AUTH_WPA2_EAP
30 };
31 
32 #define WPA_GUI_KEY_DATA "[key is configured]"
33 
34 
NetworkConfig(QWidget * parent,const char *,bool,Qt::WFlags)35 NetworkConfig::NetworkConfig(QWidget *parent, const char *, bool, Qt::WFlags)
36 	: QDialog(parent)
37 {
38 	setupUi(this);
39 
40 	encrSelect->setEnabled(false);
41 	connect(authSelect, SIGNAL(activated(int)), this,
42 		SLOT(authChanged(int)));
43 	connect(cancelButton, SIGNAL(clicked()), this, SLOT(close()));
44 	connect(addButton, SIGNAL(clicked()), this, SLOT(addNetwork()));
45 	connect(encrSelect, SIGNAL(activated(const QString &)), this,
46 		SLOT(encrChanged(const QString &)));
47 	connect(removeButton, SIGNAL(clicked()), this, SLOT(removeNetwork()));
48 	connect(eapSelect, SIGNAL(activated(int)), this,
49 		SLOT(eapChanged(int)));
50 	connect(useWpsButton, SIGNAL(clicked()), this, SLOT(useWps()));
51 
52 	wpagui = NULL;
53 	new_network = false;
54 }
55 
56 
~NetworkConfig()57 NetworkConfig::~NetworkConfig()
58 {
59 }
60 
61 
languageChange()62 void NetworkConfig::languageChange()
63 {
64 	retranslateUi(this);
65 }
66 
67 
paramsFromScanResults(QTreeWidgetItem * sel)68 void NetworkConfig::paramsFromScanResults(QTreeWidgetItem *sel)
69 {
70 	new_network = true;
71 
72 	/* SSID BSSID frequency signal flags */
73 	setWindowTitle(sel->text(0));
74 	ssidEdit->setText(sel->text(0));
75 
76 	QString flags = sel->text(4);
77 	int auth, encr = 0;
78 	if (flags.indexOf("[WPA2-EAP") >= 0)
79 		auth = AUTH_WPA2_EAP;
80 	else if (flags.indexOf("[WPA-EAP") >= 0)
81 		auth = AUTH_WPA_EAP;
82 	else if (flags.indexOf("[WPA2-PSK") >= 0)
83 		auth = AUTH_WPA2_PSK;
84 	else if (flags.indexOf("[WPA-PSK") >= 0)
85 		auth = AUTH_WPA_PSK;
86 	else
87 		auth = AUTH_NONE_OPEN;
88 
89 	if (flags.indexOf("-CCMP") >= 0)
90 		encr = 1;
91 	else if (flags.indexOf("-TKIP") >= 0)
92 		encr = 0;
93 	else if (flags.indexOf("WEP") >= 0) {
94 		encr = 1;
95 		if (auth == AUTH_NONE_OPEN)
96 			auth = AUTH_NONE_WEP;
97 	} else
98 		encr = 0;
99 
100 	authSelect->setCurrentIndex(auth);
101 	authChanged(auth);
102 	encrSelect->setCurrentIndex(encr);
103 
104 	wepEnabled(auth == AUTH_NONE_WEP);
105 
106 	getEapCapa();
107 
108 	if (flags.indexOf("[WPS") >= 0)
109 		useWpsButton->setEnabled(true);
110 	bssid = sel->text(1);
111 }
112 
113 
authChanged(int sel)114 void NetworkConfig::authChanged(int sel)
115 {
116 	encrSelect->setEnabled(sel != AUTH_NONE_OPEN && sel != AUTH_NONE_WEP &&
117 			       sel != AUTH_NONE_WEP_SHARED);
118 	pskEdit->setEnabled(sel == AUTH_WPA_PSK || sel == AUTH_WPA2_PSK);
119 	bool eap = sel == AUTH_IEEE8021X || sel == AUTH_WPA_EAP ||
120 		sel == AUTH_WPA2_EAP;
121 	eapSelect->setEnabled(eap);
122 	identityEdit->setEnabled(eap);
123 	passwordEdit->setEnabled(eap);
124 	cacertEdit->setEnabled(eap);
125 	phase2Select->setEnabled(eap);
126 	if (eap)
127 		eapChanged(eapSelect->currentIndex());
128 
129 	while (encrSelect->count())
130 		encrSelect->removeItem(0);
131 
132 	if (sel == AUTH_NONE_OPEN || sel == AUTH_NONE_WEP ||
133 	    sel == AUTH_NONE_WEP_SHARED || sel == AUTH_IEEE8021X) {
134 		encrSelect->addItem("None");
135 		encrSelect->addItem("WEP");
136 		encrSelect->setCurrentIndex(sel == AUTH_NONE_OPEN ? 0 : 1);
137 	} else {
138 		encrSelect->addItem("TKIP");
139 		encrSelect->addItem("CCMP");
140 		encrSelect->setCurrentIndex((sel == AUTH_WPA2_PSK ||
141 					     sel == AUTH_WPA2_EAP) ? 1 : 0);
142 	}
143 
144 	wepEnabled(sel == AUTH_NONE_WEP || sel == AUTH_NONE_WEP_SHARED);
145 }
146 
147 
eapChanged(int sel)148 void NetworkConfig::eapChanged(int sel)
149 {
150 	QString prev_val = phase2Select->currentText();
151 	while (phase2Select->count())
152 		phase2Select->removeItem(0);
153 
154 	QStringList inner;
155 	inner << "PEAP" << "TTLS" << "FAST";
156 	if (!inner.contains(eapSelect->itemText(sel)))
157 		return;
158 
159 	phase2Select->addItem("[ any ]");
160 
161 	/* Add special cases based on outer method */
162 	if (eapSelect->currentText().compare("TTLS") == 0) {
163 		phase2Select->addItem("PAP");
164 		phase2Select->addItem("CHAP");
165 		phase2Select->addItem("MSCHAP");
166 		phase2Select->addItem("MSCHAPv2");
167 	} else if (eapSelect->currentText().compare("FAST") == 0)
168 		phase2Select->addItem("GTC(auth) + MSCHAPv2(prov)");
169 
170 	/* Add all enabled EAP methods that can be used in the tunnel */
171 	int i;
172 	QStringList allowed;
173 	allowed << "MSCHAPV2" << "MD5" << "GTC" << "TLS" << "OTP" << "SIM"
174 		<< "AKA";
175 	for (i = 0; i < eapSelect->count(); i++) {
176 		if (allowed.contains(eapSelect->itemText(i))) {
177 			phase2Select->addItem("EAP-" + eapSelect->itemText(i));
178 		}
179 	}
180 
181 	for (i = 0; i < phase2Select->count(); i++) {
182 		if (phase2Select->itemText(i).compare(prev_val) == 0) {
183 			phase2Select->setCurrentIndex(i);
184 			break;
185 		}
186 	}
187 }
188 
189 
addNetwork()190 void NetworkConfig::addNetwork()
191 {
192 	char reply[10], cmd[256];
193 	size_t reply_len;
194 	int id;
195 	int psklen = pskEdit->text().length();
196 	int auth = authSelect->currentIndex();
197 
198 	if (auth == AUTH_WPA_PSK || auth == AUTH_WPA2_PSK) {
199 		if (psklen < 8 || psklen > 64) {
200 			QMessageBox::warning(
201 				this,
202 				tr("WPA Pre-Shared Key Error"),
203 				tr("WPA-PSK requires a passphrase of 8 to 63 "
204 				   "characters\n"
205 				   "or 64 hex digit PSK"));
206 			pskEdit->setFocus();
207 			return;
208 		}
209 	}
210 
211 	if (idstrEdit->isEnabled() && !idstrEdit->text().isEmpty()) {
212 		QRegExp rx("^(\\w|-)+$");
213 		if (rx.indexIn(idstrEdit->text()) < 0) {
214 			QMessageBox::warning(
215 				this, tr("Network ID Error"),
216 				tr("Network ID String contains non-word "
217 				   "characters.\n"
218 				   "It must be a simple string, "
219 				   "without spaces, containing\n"
220 				   "only characters in this range: "
221 				   "[A-Za-z0-9_-]\n"));
222 			idstrEdit->setFocus();
223 			return;
224 		}
225 	}
226 
227 	if (wpagui == NULL)
228 		return;
229 
230 	memset(reply, 0, sizeof(reply));
231 	reply_len = sizeof(reply) - 1;
232 
233 	if (new_network) {
234 		wpagui->ctrlRequest("ADD_NETWORK", reply, &reply_len);
235 		if (reply[0] == 'F') {
236 			QMessageBox::warning(this, "wpa_gui",
237 					     tr("Failed to add "
238 						"network to wpa_supplicant\n"
239 						"configuration."));
240 			return;
241 		}
242 		id = atoi(reply);
243 	} else
244 		id = edit_network_id;
245 
246 	setNetworkParam(id, "ssid", ssidEdit->text().toAscii().constData(),
247 			true);
248 
249 	const char *key_mgmt = NULL, *proto = NULL, *pairwise = NULL;
250 	switch (auth) {
251 	case AUTH_NONE_OPEN:
252 	case AUTH_NONE_WEP:
253 	case AUTH_NONE_WEP_SHARED:
254 		key_mgmt = "NONE";
255 		break;
256 	case AUTH_IEEE8021X:
257 		key_mgmt = "IEEE8021X";
258 		break;
259 	case AUTH_WPA_PSK:
260 		key_mgmt = "WPA-PSK";
261 		proto = "WPA";
262 		break;
263 	case AUTH_WPA_EAP:
264 		key_mgmt = "WPA-EAP";
265 		proto = "WPA";
266 		break;
267 	case AUTH_WPA2_PSK:
268 		key_mgmt = "WPA-PSK";
269 		proto = "WPA2";
270 		break;
271 	case AUTH_WPA2_EAP:
272 		key_mgmt = "WPA-EAP";
273 		proto = "WPA2";
274 		break;
275 	}
276 
277 	if (auth == AUTH_NONE_WEP_SHARED)
278 		setNetworkParam(id, "auth_alg", "SHARED", false);
279 	else
280 		setNetworkParam(id, "auth_alg", "OPEN", false);
281 
282 	if (auth == AUTH_WPA_PSK || auth == AUTH_WPA_EAP ||
283 	    auth == AUTH_WPA2_PSK || auth == AUTH_WPA2_EAP) {
284 		int encr = encrSelect->currentIndex();
285 		if (encr == 0)
286 			pairwise = "TKIP";
287 		else
288 			pairwise = "CCMP";
289 	}
290 
291 	if (proto)
292 		setNetworkParam(id, "proto", proto, false);
293 	if (key_mgmt)
294 		setNetworkParam(id, "key_mgmt", key_mgmt, false);
295 	if (pairwise) {
296 		setNetworkParam(id, "pairwise", pairwise, false);
297 		setNetworkParam(id, "group", "TKIP CCMP WEP104 WEP40", false);
298 	}
299 	if (pskEdit->isEnabled() &&
300 	    strcmp(pskEdit->text().toAscii().constData(),
301 		   WPA_GUI_KEY_DATA) != 0)
302 		setNetworkParam(id, "psk",
303 				pskEdit->text().toAscii().constData(),
304 				psklen != 64);
305 	if (eapSelect->isEnabled()) {
306 		const char *eap =
307 			eapSelect->currentText().toAscii().constData();
308 		setNetworkParam(id, "eap", eap, false);
309 		if (strcmp(eap, "SIM") == 0 || strcmp(eap, "AKA") == 0)
310 			setNetworkParam(id, "pcsc", "", true);
311 		else
312 			setNetworkParam(id, "pcsc", "NULL", false);
313 	}
314 	if (phase2Select->isEnabled()) {
315 		QString eap = eapSelect->currentText();
316 		QString inner = phase2Select->currentText();
317 		char phase2[32];
318 		phase2[0] = '\0';
319 		if (eap.compare("PEAP") == 0) {
320 			if (inner.startsWith("EAP-"))
321 				snprintf(phase2, sizeof(phase2), "auth=%s",
322 					 inner.right(inner.size() - 4).
323 					 toAscii().constData());
324 		} else if (eap.compare("TTLS") == 0) {
325 			if (inner.startsWith("EAP-"))
326 				snprintf(phase2, sizeof(phase2), "autheap=%s",
327 					 inner.right(inner.size() - 4).
328 					 toAscii().constData());
329 			else
330 				snprintf(phase2, sizeof(phase2), "auth=%s",
331 					 inner.toAscii().constData());
332 		} else if (eap.compare("FAST") == 0) {
333 			const char *provisioning = NULL;
334 			if (inner.startsWith("EAP-")) {
335 				snprintf(phase2, sizeof(phase2), "auth=%s",
336 					 inner.right(inner.size() - 4).
337 					 toAscii().constData());
338 				provisioning = "fast_provisioning=2";
339 			} else if (inner.compare("GTC(auth) + MSCHAPv2(prov)")
340 				   == 0) {
341 				snprintf(phase2, sizeof(phase2),
342 					 "auth=GTC auth=MSCHAPV2");
343 				provisioning = "fast_provisioning=1";
344 			} else
345 				provisioning = "fast_provisioning=3";
346 			if (provisioning) {
347 				char blob[32];
348 				setNetworkParam(id, "phase1", provisioning,
349 						true);
350 				snprintf(blob, sizeof(blob),
351 					 "blob://fast-pac-%d", id);
352 				setNetworkParam(id, "pac_file", blob, true);
353 			}
354 		}
355 		if (phase2[0])
356 			setNetworkParam(id, "phase2", phase2, true);
357 		else
358 			setNetworkParam(id, "phase2", "NULL", false);
359 	} else
360 		setNetworkParam(id, "phase2", "NULL", false);
361 	if (identityEdit->isEnabled() && identityEdit->text().length() > 0)
362 		setNetworkParam(id, "identity",
363 				identityEdit->text().toAscii().constData(),
364 				true);
365 	else
366 		setNetworkParam(id, "identity", "NULL", false);
367 	if (passwordEdit->isEnabled() && passwordEdit->text().length() > 0 &&
368 	    strcmp(passwordEdit->text().toAscii().constData(),
369 		   WPA_GUI_KEY_DATA) != 0)
370 		setNetworkParam(id, "password",
371 				passwordEdit->text().toAscii().constData(),
372 				true);
373 	else if (passwordEdit->text().length() == 0)
374 		setNetworkParam(id, "password", "NULL", false);
375 	if (cacertEdit->isEnabled() && cacertEdit->text().length() > 0)
376 		setNetworkParam(id, "ca_cert",
377 				cacertEdit->text().toAscii().constData(),
378 				true);
379 	else
380 		setNetworkParam(id, "ca_cert", "NULL", false);
381 	writeWepKey(id, wep0Edit, 0);
382 	writeWepKey(id, wep1Edit, 1);
383 	writeWepKey(id, wep2Edit, 2);
384 	writeWepKey(id, wep3Edit, 3);
385 
386 	if (wep0Radio->isEnabled() && wep0Radio->isChecked())
387 		setNetworkParam(id, "wep_tx_keyidx", "0", false);
388 	else if (wep1Radio->isEnabled() && wep1Radio->isChecked())
389 		setNetworkParam(id, "wep_tx_keyidx", "1", false);
390 	else if (wep2Radio->isEnabled() && wep2Radio->isChecked())
391 		setNetworkParam(id, "wep_tx_keyidx", "2", false);
392 	else if (wep3Radio->isEnabled() && wep3Radio->isChecked())
393 		setNetworkParam(id, "wep_tx_keyidx", "3", false);
394 
395 	if (idstrEdit->isEnabled() && idstrEdit->text().length() > 0)
396 		setNetworkParam(id, "id_str",
397 				idstrEdit->text().toAscii().constData(),
398 				true);
399 	else
400 		setNetworkParam(id, "id_str", "NULL", false);
401 
402 	if (prioritySpinBox->isEnabled()) {
403 		QString prio;
404 		prio = prio.setNum(prioritySpinBox->value());
405 		setNetworkParam(id, "priority", prio.toAscii().constData(),
406 				false);
407 	}
408 
409 	snprintf(cmd, sizeof(cmd), "ENABLE_NETWORK %d", id);
410 	reply_len = sizeof(reply);
411 	wpagui->ctrlRequest(cmd, reply, &reply_len);
412 	if (strncmp(reply, "OK", 2) != 0) {
413 		QMessageBox::warning(this, "wpa_gui",
414 				     tr("Failed to enable "
415 					"network in wpa_supplicant\n"
416 					"configuration."));
417 		/* Network was added, so continue anyway */
418 	}
419 	wpagui->triggerUpdate();
420 	wpagui->ctrlRequest("SAVE_CONFIG", reply, &reply_len);
421 
422 	close();
423 }
424 
425 
setWpaGui(WpaGui * _wpagui)426 void NetworkConfig::setWpaGui(WpaGui *_wpagui)
427 {
428 	wpagui = _wpagui;
429 }
430 
431 
setNetworkParam(int id,const char * field,const char * value,bool quote)432 int NetworkConfig::setNetworkParam(int id, const char *field,
433 				   const char *value, bool quote)
434 {
435 	char reply[10], cmd[256];
436 	size_t reply_len;
437 	snprintf(cmd, sizeof(cmd), "SET_NETWORK %d %s %s%s%s",
438 		 id, field, quote ? "\"" : "", value, quote ? "\"" : "");
439 	reply_len = sizeof(reply);
440 	wpagui->ctrlRequest(cmd, reply, &reply_len);
441 	return strncmp(reply, "OK", 2) == 0 ? 0 : -1;
442 }
443 
444 
encrChanged(const QString &)445 void NetworkConfig::encrChanged(const QString &)
446 {
447 }
448 
449 
wepEnabled(bool enabled)450 void NetworkConfig::wepEnabled(bool enabled)
451 {
452 	wep0Edit->setEnabled(enabled);
453 	wep1Edit->setEnabled(enabled);
454 	wep2Edit->setEnabled(enabled);
455 	wep3Edit->setEnabled(enabled);
456 	wep0Radio->setEnabled(enabled);
457 	wep1Radio->setEnabled(enabled);
458 	wep2Radio->setEnabled(enabled);
459 	wep3Radio->setEnabled(enabled);
460 }
461 
462 
writeWepKey(int network_id,QLineEdit * edit,int id)463 void NetworkConfig::writeWepKey(int network_id, QLineEdit *edit, int id)
464 {
465 	char buf[10];
466 	bool hex;
467 	const char *txt, *pos;
468 	size_t len;
469 
470 	if (!edit->isEnabled() || edit->text().isEmpty())
471 		return;
472 
473 	/*
474 	 * Assume hex key if only hex characters are present and length matches
475 	 * with 40, 104, or 128-bit key
476 	 */
477 	txt = edit->text().toAscii().constData();
478 	if (strcmp(txt, WPA_GUI_KEY_DATA) == 0)
479 		return;
480 	len = strlen(txt);
481 	if (len == 0)
482 		return;
483 	pos = txt;
484 	hex = true;
485 	while (*pos) {
486 		if (!((*pos >= '0' && *pos <= '9') ||
487 		      (*pos >= 'a' && *pos <= 'f') ||
488 		      (*pos >= 'A' && *pos <= 'F'))) {
489 			hex = false;
490 			break;
491 		}
492 		pos++;
493 	}
494 	if (hex && len != 10 && len != 26 && len != 32)
495 		hex = false;
496 	snprintf(buf, sizeof(buf), "wep_key%d", id);
497 	setNetworkParam(network_id, buf, txt, !hex);
498 }
499 
500 
key_value_isset(const char * reply,size_t reply_len)501 static int key_value_isset(const char *reply, size_t reply_len)
502 {
503     return reply_len > 0 && (reply_len < 4 || memcmp(reply, "FAIL", 4) != 0);
504 }
505 
506 
paramsFromConfig(int network_id)507 void NetworkConfig::paramsFromConfig(int network_id)
508 {
509 	int i, res;
510 
511 	edit_network_id = network_id;
512 	getEapCapa();
513 
514 	char reply[1024], cmd[256], *pos;
515 	size_t reply_len;
516 
517 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d ssid", network_id);
518 	reply_len = sizeof(reply) - 1;
519 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
520 	    reply_len >= 2 && reply[0] == '"') {
521 		reply[reply_len] = '\0';
522 		pos = strchr(reply + 1, '"');
523 		if (pos)
524 			*pos = '\0';
525 		ssidEdit->setText(reply + 1);
526 	}
527 
528 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d proto", network_id);
529 	reply_len = sizeof(reply) - 1;
530 	int wpa = 0;
531 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0) {
532 		reply[reply_len] = '\0';
533 		if (strstr(reply, "RSN") || strstr(reply, "WPA2"))
534 			wpa = 2;
535 		else if (strstr(reply, "WPA"))
536 			wpa = 1;
537 	}
538 
539 	int auth = AUTH_NONE_OPEN, encr = 0;
540 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d key_mgmt", network_id);
541 	reply_len = sizeof(reply) - 1;
542 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0) {
543 		reply[reply_len] = '\0';
544 		if (strstr(reply, "WPA-EAP"))
545 			auth = wpa & 2 ? AUTH_WPA2_EAP : AUTH_WPA_EAP;
546 		else if (strstr(reply, "WPA-PSK"))
547 			auth = wpa & 2 ? AUTH_WPA2_PSK : AUTH_WPA_PSK;
548 		else if (strstr(reply, "IEEE8021X")) {
549 			auth = AUTH_IEEE8021X;
550 			encr = 1;
551 		}
552 	}
553 
554 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d pairwise", network_id);
555 	reply_len = sizeof(reply) - 1;
556 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0) {
557 		reply[reply_len] = '\0';
558 		if (strstr(reply, "CCMP") && auth != AUTH_NONE_OPEN &&
559 		    auth != AUTH_NONE_WEP && auth != AUTH_NONE_WEP_SHARED)
560 			encr = 1;
561 		else if (strstr(reply, "TKIP"))
562 			encr = 0;
563 		else if (strstr(reply, "WEP"))
564 			encr = 1;
565 		else
566 			encr = 0;
567 	}
568 
569 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d psk", network_id);
570 	reply_len = sizeof(reply) - 1;
571 	res = wpagui->ctrlRequest(cmd, reply, &reply_len);
572 	if (res >= 0 && reply_len >= 2 && reply[0] == '"') {
573 		reply[reply_len] = '\0';
574 		pos = strchr(reply + 1, '"');
575 		if (pos)
576 			*pos = '\0';
577 		pskEdit->setText(reply + 1);
578 	} else if (res >= 0 && key_value_isset(reply, reply_len)) {
579 		pskEdit->setText(WPA_GUI_KEY_DATA);
580 	}
581 
582 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d identity", network_id);
583 	reply_len = sizeof(reply) - 1;
584 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
585 	    reply_len >= 2 && reply[0] == '"') {
586 		reply[reply_len] = '\0';
587 		pos = strchr(reply + 1, '"');
588 		if (pos)
589 			*pos = '\0';
590 		identityEdit->setText(reply + 1);
591 	}
592 
593 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d password", network_id);
594 	reply_len = sizeof(reply) - 1;
595 	res = wpagui->ctrlRequest(cmd, reply, &reply_len);
596 	if (res >= 0 && reply_len >= 2 && reply[0] == '"') {
597 		reply[reply_len] = '\0';
598 		pos = strchr(reply + 1, '"');
599 		if (pos)
600 			*pos = '\0';
601 		passwordEdit->setText(reply + 1);
602 	} else if (res >= 0 && key_value_isset(reply, reply_len)) {
603 		passwordEdit->setText(WPA_GUI_KEY_DATA);
604 	}
605 
606 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d ca_cert", network_id);
607 	reply_len = sizeof(reply) - 1;
608 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
609 	    reply_len >= 2 && reply[0] == '"') {
610 		reply[reply_len] = '\0';
611 		pos = strchr(reply + 1, '"');
612 		if (pos)
613 			*pos = '\0';
614 		cacertEdit->setText(reply + 1);
615 	}
616 
617 	enum { NO_INNER, PEAP_INNER, TTLS_INNER, FAST_INNER } eap = NO_INNER;
618 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d eap", network_id);
619 	reply_len = sizeof(reply) - 1;
620 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
621 	    reply_len >= 1) {
622 		reply[reply_len] = '\0';
623 		for (i = 0; i < eapSelect->count(); i++) {
624 			if (eapSelect->itemText(i).compare(reply) == 0) {
625 				eapSelect->setCurrentIndex(i);
626 				if (strcmp(reply, "PEAP") == 0)
627 					eap = PEAP_INNER;
628 				else if (strcmp(reply, "TTLS") == 0)
629 					eap = TTLS_INNER;
630 				else if (strcmp(reply, "FAST") == 0)
631 					eap = FAST_INNER;
632 				break;
633 			}
634 		}
635 	}
636 
637 	if (eap != NO_INNER) {
638 		snprintf(cmd, sizeof(cmd), "GET_NETWORK %d phase2",
639 			 network_id);
640 		reply_len = sizeof(reply) - 1;
641 		if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
642 		    reply_len >= 1) {
643 			reply[reply_len] = '\0';
644 			eapChanged(eapSelect->currentIndex());
645 		} else
646 			eap = NO_INNER;
647 	}
648 
649 	char *val;
650 	val = reply + 1;
651 	while (*(val + 1))
652 		val++;
653 	if (*val == '"')
654 		*val = '\0';
655 
656 	switch (eap) {
657 	case PEAP_INNER:
658 		if (strncmp(reply, "\"auth=", 6))
659 			break;
660 		val = reply + 2;
661 		memcpy(val, "EAP-", 4);
662 		break;
663 	case TTLS_INNER:
664 		if (strncmp(reply, "\"autheap=", 9) == 0) {
665 			val = reply + 5;
666 			memcpy(val, "EAP-", 4);
667 		} else if (strncmp(reply, "\"auth=", 6) == 0)
668 			val = reply + 6;
669 		break;
670 	case FAST_INNER:
671 		if (strncmp(reply, "\"auth=", 6))
672 			break;
673 		if (strcmp(reply + 6, "GTC auth=MSCHAPV2") == 0) {
674 			val = (char *) "GTC(auth) + MSCHAPv2(prov)";
675 			break;
676 		}
677 		val = reply + 2;
678 		memcpy(val, "EAP-", 4);
679 		break;
680 	case NO_INNER:
681 		break;
682 	}
683 
684 	for (i = 0; i < phase2Select->count(); i++) {
685 		if (phase2Select->itemText(i).compare(val) == 0) {
686 			phase2Select->setCurrentIndex(i);
687 			break;
688 		}
689 	}
690 
691 	for (i = 0; i < 4; i++) {
692 		QLineEdit *wepEdit;
693 		switch (i) {
694 		default:
695 		case 0:
696 			wepEdit = wep0Edit;
697 			break;
698 		case 1:
699 			wepEdit = wep1Edit;
700 			break;
701 		case 2:
702 			wepEdit = wep2Edit;
703 			break;
704 		case 3:
705 			wepEdit = wep3Edit;
706 			break;
707 		}
708 		snprintf(cmd, sizeof(cmd), "GET_NETWORK %d wep_key%d",
709 			 network_id, i);
710 		reply_len = sizeof(reply) - 1;
711 		res = wpagui->ctrlRequest(cmd, reply, &reply_len);
712 		if (res >= 0 && reply_len >= 2 && reply[0] == '"') {
713 			reply[reply_len] = '\0';
714 			pos = strchr(reply + 1, '"');
715 			if (pos)
716 				*pos = '\0';
717 			if (auth == AUTH_NONE_OPEN || auth == AUTH_IEEE8021X) {
718 				if (auth == AUTH_NONE_OPEN)
719 					auth = AUTH_NONE_WEP;
720 				encr = 1;
721 			}
722 
723 			wepEdit->setText(reply + 1);
724 		} else if (res >= 0 && key_value_isset(reply, reply_len)) {
725 			if (auth == AUTH_NONE_OPEN || auth == AUTH_IEEE8021X) {
726 				if (auth == AUTH_NONE_OPEN)
727 					auth = AUTH_NONE_WEP;
728 				encr = 1;
729 			}
730 			wepEdit->setText(WPA_GUI_KEY_DATA);
731 		}
732 	}
733 
734 	if (auth == AUTH_NONE_WEP) {
735 		snprintf(cmd, sizeof(cmd), "GET_NETWORK %d auth_alg",
736 			 network_id);
737 		reply_len = sizeof(reply) - 1;
738 		if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0) {
739 			reply[reply_len] = '\0';
740 			if (strcmp(reply, "SHARED") == 0)
741 				auth = AUTH_NONE_WEP_SHARED;
742 		}
743 	}
744 
745 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d wep_tx_keyidx", network_id);
746 	reply_len = sizeof(reply) - 1;
747 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 && reply_len >= 1)
748 	{
749 		reply[reply_len] = '\0';
750 		switch (atoi(reply)) {
751 		case 0:
752 			wep0Radio->setChecked(true);
753 			break;
754 		case 1:
755 			wep1Radio->setChecked(true);
756 			break;
757 		case 2:
758 			wep2Radio->setChecked(true);
759 			break;
760 		case 3:
761 			wep3Radio->setChecked(true);
762 			break;
763 		}
764 	}
765 
766 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d id_str", network_id);
767 	reply_len = sizeof(reply) - 1;
768 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
769 	    reply_len >= 2 && reply[0] == '"') {
770 		reply[reply_len] = '\0';
771 		pos = strchr(reply + 1, '"');
772 		if (pos)
773 			*pos = '\0';
774 		idstrEdit->setText(reply + 1);
775 	}
776 
777 	snprintf(cmd, sizeof(cmd), "GET_NETWORK %d priority", network_id);
778 	reply_len = sizeof(reply) - 1;
779 	if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 && reply_len >= 1)
780 	{
781 		reply[reply_len] = '\0';
782 		prioritySpinBox->setValue(atoi(reply));
783 	}
784 
785 	authSelect->setCurrentIndex(auth);
786 	authChanged(auth);
787 	encrSelect->setCurrentIndex(encr);
788 	wepEnabled(auth == AUTH_NONE_WEP || auth == AUTH_NONE_WEP_SHARED);
789 
790 	removeButton->setEnabled(true);
791 	addButton->setText("Save");
792 }
793 
794 
removeNetwork()795 void NetworkConfig::removeNetwork()
796 {
797 	char reply[10], cmd[256];
798 	size_t reply_len;
799 
800 	if (QMessageBox::information(
801 		    this, "wpa_gui",
802 		    tr("This will permanently remove the network\n"
803 		       "from the configuration. Do you really want\n"
804 		       "to remove this network?"),
805 		    tr("Yes"), tr("No")) != 0)
806 		return;
807 
808 	snprintf(cmd, sizeof(cmd), "REMOVE_NETWORK %d", edit_network_id);
809 	reply_len = sizeof(reply);
810 	wpagui->ctrlRequest(cmd, reply, &reply_len);
811 	if (strncmp(reply, "OK", 2) != 0) {
812 		QMessageBox::warning(this, "wpa_gui",
813 				     tr("Failed to remove network from "
814 					"wpa_supplicant\n"
815 					"configuration."));
816 	} else {
817 		wpagui->triggerUpdate();
818 		wpagui->ctrlRequest("SAVE_CONFIG", reply, &reply_len);
819 	}
820 
821 	close();
822 }
823 
824 
newNetwork()825 void NetworkConfig::newNetwork()
826 {
827 	new_network = true;
828 	getEapCapa();
829 }
830 
831 
getEapCapa()832 void NetworkConfig::getEapCapa()
833 {
834 	char reply[256];
835 	size_t reply_len;
836 
837 	if (wpagui == NULL)
838 		return;
839 
840 	reply_len = sizeof(reply) - 1;
841 	if (wpagui->ctrlRequest("GET_CAPABILITY eap", reply, &reply_len) < 0)
842 		return;
843 	reply[reply_len] = '\0';
844 
845 	QString res(reply);
846 	QStringList types = res.split(QChar(' '));
847 	eapSelect->insertItems(-1, types);
848 }
849 
850 
useWps()851 void NetworkConfig::useWps()
852 {
853 	if (wpagui == NULL)
854 		return;
855 	wpagui->setBssFromScan(bssid);
856 	wpagui->wpsDialog();
857 	close();
858 }
859