hostap/wpa_supplicant/wpa_gui-qt4/networkconfig.cpp

639 lines
16 KiB
C++

/*
* wpa_gui - NetworkConfig class
* Copyright (c) 2005-2006, Jouni Malinen <j@w1.fi>
*
* 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 <QMessageBox>
#include "networkconfig.h"
#include "wpagui.h"
enum {
AUTH_NONE = 0,
AUTH_IEEE8021X = 1,
AUTH_WPA_PSK = 2,
AUTH_WPA_EAP = 3,
AUTH_WPA2_PSK = 4,
AUTH_WPA2_EAP = 5
};
#define WPA_GUI_KEY_DATA "[key is configured]"
NetworkConfig::NetworkConfig(QWidget *parent, const char *, bool, Qt::WFlags)
: QDialog(parent)
{
setupUi(this);
connect(authSelect, SIGNAL(activated(int)), this,
SLOT(authChanged(int)));
connect(cancelButton, SIGNAL(clicked()), this, SLOT(close()));
connect(addButton, SIGNAL(clicked()), this, SLOT(addNetwork()));
connect(encrSelect, SIGNAL(activated(const QString &)), this,
SLOT(encrChanged(const QString &)));
connect(removeButton, SIGNAL(clicked()), this, SLOT(removeNetwork()));
wpagui = NULL;
new_network = false;
}
NetworkConfig::~NetworkConfig()
{
}
void NetworkConfig::languageChange()
{
retranslateUi(this);
}
void NetworkConfig::paramsFromScanResults(QTreeWidgetItem *sel)
{
new_network = true;
/* SSID BSSID frequency signal flags */
setWindowTitle(sel->text(0));
ssidEdit->setText(sel->text(0));
QString flags = sel->text(4);
int auth, encr = 0;
if (flags.indexOf("[WPA2-EAP") >= 0)
auth = AUTH_WPA2_EAP;
else if (flags.indexOf("[WPA-EAP") >= 0)
auth = AUTH_WPA_EAP;
else if (flags.indexOf("[WPA2-PSK") >= 0)
auth = AUTH_WPA2_PSK;
else if (flags.indexOf("[WPA-PSK") >= 0)
auth = AUTH_WPA_PSK;
else
auth = AUTH_NONE;
if (flags.indexOf("-CCMP") >= 0)
encr = 1;
else if (flags.indexOf("-TKIP") >= 0)
encr = 0;
else if (flags.indexOf("WEP") >= 0)
encr = 1;
else
encr = 0;
authSelect->setCurrentIndex(auth);
authChanged(auth);
encrSelect->setCurrentIndex(encr);
wepEnabled(auth == AUTH_NONE && encr == 1);
getEapCapa();
}
void NetworkConfig::authChanged(int sel)
{
pskEdit->setEnabled(sel == AUTH_WPA_PSK || sel == AUTH_WPA2_PSK);
bool eap = sel == AUTH_IEEE8021X || sel == AUTH_WPA_EAP ||
sel == AUTH_WPA2_EAP;
eapSelect->setEnabled(eap);
identityEdit->setEnabled(eap);
passwordEdit->setEnabled(eap);
cacertEdit->setEnabled(eap);
while (encrSelect->count())
encrSelect->removeItem(0);
if (sel == AUTH_NONE || sel == AUTH_IEEE8021X) {
encrSelect->addItem("None");
encrSelect->addItem("WEP");
encrSelect->setCurrentIndex(sel == AUTH_NONE ? 0 : 1);
} else {
encrSelect->addItem("TKIP");
encrSelect->addItem("CCMP");
encrSelect->setCurrentIndex((sel == AUTH_WPA2_PSK ||
sel == AUTH_WPA2_EAP) ? 1 : 0);
}
wepEnabled(sel == AUTH_IEEE8021X);
}
void NetworkConfig::addNetwork()
{
char reply[10], cmd[256];
size_t reply_len;
int id;
int psklen = pskEdit->text().length();
int auth = authSelect->currentIndex();
if (auth == AUTH_WPA_PSK || auth == AUTH_WPA2_PSK) {
if (psklen < 8 || psklen > 64) {
QMessageBox::warning(this, "WPA Pre-Shared Key Error",
"WPA-PSK requires a passphrase "
"of 8 to 63 characters\n"
"or 64 hex digit PSK");
pskEdit->setFocus();
return;
}
}
if (idstrEdit->isEnabled() && !idstrEdit->text().isEmpty()) {
QRegExp rx("^(\\w|-)+$");
if (rx.indexIn(idstrEdit->text()) < 0) {
QMessageBox::warning(this, "Network ID Error",
"Network ID String contains "
"non-word characters.\n"
"It must be a simple string, "
"without spaces, containing\n"
"only characters in this range: "
"[A-Za-z0-9_-]\n");
idstrEdit->setFocus();
return;
}
}
if (wpagui == NULL)
return;
memset(reply, 0, sizeof(reply));
reply_len = sizeof(reply) - 1;
if (new_network) {
wpagui->ctrlRequest("ADD_NETWORK", reply, &reply_len);
if (reply[0] == 'F') {
QMessageBox::warning(this, "wpa_gui", "Failed to add "
"network to wpa_supplicant\n"
"configuration.");
return;
}
id = atoi(reply);
} else
id = edit_network_id;
setNetworkParam(id, "ssid", ssidEdit->text().toAscii().constData(),
true);
const char *key_mgmt = NULL, *proto = NULL, *pairwise = NULL;
switch (auth) {
case AUTH_NONE:
key_mgmt = "NONE";
break;
case AUTH_IEEE8021X:
key_mgmt = "IEEE8021X";
break;
case AUTH_WPA_PSK:
key_mgmt = "WPA-PSK";
proto = "WPA";
break;
case AUTH_WPA_EAP:
key_mgmt = "WPA-EAP";
proto = "WPA";
break;
case AUTH_WPA2_PSK:
key_mgmt = "WPA-PSK";
proto = "WPA2";
break;
case AUTH_WPA2_EAP:
key_mgmt = "WPA-EAP";
proto = "WPA2";
break;
}
if (auth == AUTH_WPA_PSK || auth == AUTH_WPA_EAP ||
auth == AUTH_WPA2_PSK || auth == AUTH_WPA2_EAP) {
int encr = encrSelect->currentIndex();
if (encr == 0)
pairwise = "TKIP";
else
pairwise = "CCMP";
}
if (proto)
setNetworkParam(id, "proto", proto, false);
if (key_mgmt)
setNetworkParam(id, "key_mgmt", key_mgmt, false);
if (pairwise) {
setNetworkParam(id, "pairwise", pairwise, false);
setNetworkParam(id, "group", "TKIP CCMP WEP104 WEP40", false);
}
if (pskEdit->isEnabled() &&
strcmp(passwordEdit->text().toAscii().constData(),
WPA_GUI_KEY_DATA) != 0)
setNetworkParam(id, "psk",
pskEdit->text().toAscii().constData(),
psklen != 64);
if (eapSelect->isEnabled())
setNetworkParam(id, "eap",
eapSelect->currentText().toAscii().constData(),
false);
if (identityEdit->isEnabled())
setNetworkParam(id, "identity",
identityEdit->text().toAscii().constData(),
true);
if (passwordEdit->isEnabled() &&
strcmp(passwordEdit->text().toAscii().constData(),
WPA_GUI_KEY_DATA) != 0)
setNetworkParam(id, "password",
passwordEdit->text().toAscii().constData(),
true);
if (cacertEdit->isEnabled())
setNetworkParam(id, "ca_cert",
cacertEdit->text().toAscii().constData(),
true);
writeWepKey(id, wep0Edit, 0);
writeWepKey(id, wep1Edit, 1);
writeWepKey(id, wep2Edit, 2);
writeWepKey(id, wep3Edit, 3);
if (wep0Radio->isEnabled() && wep0Radio->isChecked())
setNetworkParam(id, "wep_tx_keyidx", "0", false);
else if (wep1Radio->isEnabled() && wep1Radio->isChecked())
setNetworkParam(id, "wep_tx_keyidx", "1", false);
else if (wep2Radio->isEnabled() && wep2Radio->isChecked())
setNetworkParam(id, "wep_tx_keyidx", "2", false);
else if (wep3Radio->isEnabled() && wep3Radio->isChecked())
setNetworkParam(id, "wep_tx_keyidx", "3", false);
if (idstrEdit->isEnabled())
setNetworkParam(id, "id_str",
idstrEdit->text().toAscii().constData(),
true);
if (prioritySpinBox->isEnabled()) {
QString prio;
prio = prio.setNum(prioritySpinBox->value());
setNetworkParam(id, "priority", prio.toAscii().constData(),
false);
}
snprintf(cmd, sizeof(cmd), "ENABLE_NETWORK %d", id);
reply_len = sizeof(reply);
wpagui->ctrlRequest(cmd, reply, &reply_len);
if (strncmp(reply, "OK", 2) != 0) {
QMessageBox::warning(this, "wpa_gui", "Failed to enable "
"network in wpa_supplicant\n"
"configuration.");
/* Network was added, so continue anyway */
}
wpagui->triggerUpdate();
wpagui->ctrlRequest("SAVE_CONFIG", reply, &reply_len);
close();
}
void NetworkConfig::setWpaGui(WpaGui *_wpagui)
{
wpagui = _wpagui;
}
int NetworkConfig::setNetworkParam(int id, const char *field,
const char *value, bool quote)
{
char reply[10], cmd[256];
size_t reply_len;
snprintf(cmd, sizeof(cmd), "SET_NETWORK %d %s %s%s%s",
id, field, quote ? "\"" : "", value, quote ? "\"" : "");
reply_len = sizeof(reply);
wpagui->ctrlRequest(cmd, reply, &reply_len);
return strncmp(reply, "OK", 2) == 0 ? 0 : -1;
}
void NetworkConfig::encrChanged(const QString &sel)
{
wepEnabled(sel.indexOf("WEP") == 0);
}
void NetworkConfig::wepEnabled(bool enabled)
{
wep0Edit->setEnabled(enabled);
wep1Edit->setEnabled(enabled);
wep2Edit->setEnabled(enabled);
wep3Edit->setEnabled(enabled);
wep0Radio->setEnabled(enabled);
wep1Radio->setEnabled(enabled);
wep2Radio->setEnabled(enabled);
wep3Radio->setEnabled(enabled);
}
void NetworkConfig::writeWepKey(int network_id, QLineEdit *edit, int id)
{
char buf[10];
bool hex;
const char *txt, *pos;
size_t len;
if (!edit->isEnabled() || edit->text().isEmpty())
return;
/*
* Assume hex key if only hex characters are present and length matches
* with 40, 104, or 128-bit key
*/
txt = edit->text().toAscii().constData();
if (strcmp(txt, WPA_GUI_KEY_DATA) == 0)
return;
len = strlen(txt);
if (len == 0)
return;
pos = txt;
hex = true;
while (*pos) {
if (!((*pos >= '0' && *pos <= '9') ||
(*pos >= 'a' && *pos <= 'f') ||
(*pos >= 'A' && *pos <= 'F'))) {
hex = false;
break;
}
pos++;
}
if (hex && len != 10 && len != 26 && len != 32)
hex = false;
snprintf(buf, sizeof(buf), "wep_key%d", id);
setNetworkParam(network_id, buf, txt, !hex);
}
static int key_value_isset(const char *reply, size_t reply_len)
{
return reply_len > 0 && (reply_len < 4 || memcmp(reply, "FAIL", 4) != 0);
}
void NetworkConfig::paramsFromConfig(int network_id)
{
int i, res;
edit_network_id = network_id;
getEapCapa();
char reply[1024], cmd[256], *pos;
size_t reply_len;
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d ssid", network_id);
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
reply_len >= 2 && reply[0] == '"') {
reply[reply_len] = '\0';
pos = strchr(reply + 1, '"');
if (pos)
*pos = '\0';
ssidEdit->setText(reply + 1);
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d proto", network_id);
reply_len = sizeof(reply) - 1;
int wpa = 0;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0) {
reply[reply_len] = '\0';
if (strstr(reply, "RSN") || strstr(reply, "WPA2"))
wpa = 2;
else if (strstr(reply, "WPA"))
wpa = 1;
}
int auth = AUTH_NONE, encr = 0;
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d key_mgmt", network_id);
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0) {
reply[reply_len] = '\0';
if (strstr(reply, "WPA-EAP"))
auth = wpa & 2 ? AUTH_WPA2_EAP : AUTH_WPA_EAP;
else if (strstr(reply, "WPA-PSK"))
auth = wpa & 2 ? AUTH_WPA2_PSK : AUTH_WPA_PSK;
else if (strstr(reply, "IEEE8021X")) {
auth = AUTH_IEEE8021X;
encr = 1;
}
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d pairwise", network_id);
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0) {
reply[reply_len] = '\0';
if (strstr(reply, "CCMP") && auth != AUTH_NONE)
encr = 1;
else if (strstr(reply, "TKIP"))
encr = 0;
else if (strstr(reply, "WEP"))
encr = 1;
else
encr = 0;
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d psk", network_id);
reply_len = sizeof(reply) - 1;
res = wpagui->ctrlRequest(cmd, reply, &reply_len);
if (res >= 0 && reply_len >= 2 && reply[0] == '"') {
reply[reply_len] = '\0';
pos = strchr(reply + 1, '"');
if (pos)
*pos = '\0';
pskEdit->setText(reply + 1);
} else if (res >= 0 && key_value_isset(reply, reply_len)) {
pskEdit->setText(WPA_GUI_KEY_DATA);
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d identity", network_id);
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
reply_len >= 2 && reply[0] == '"') {
reply[reply_len] = '\0';
pos = strchr(reply + 1, '"');
if (pos)
*pos = '\0';
identityEdit->setText(reply + 1);
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d password", network_id);
reply_len = sizeof(reply) - 1;
res = wpagui->ctrlRequest(cmd, reply, &reply_len);
if (res >= 0 && reply_len >= 2 && reply[0] == '"') {
reply[reply_len] = '\0';
pos = strchr(reply + 1, '"');
if (pos)
*pos = '\0';
passwordEdit->setText(reply + 1);
} else if (res >= 0 && key_value_isset(reply, reply_len)) {
passwordEdit->setText(WPA_GUI_KEY_DATA);
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d ca_cert", network_id);
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
reply_len >= 2 && reply[0] == '"') {
reply[reply_len] = '\0';
pos = strchr(reply + 1, '"');
if (pos)
*pos = '\0';
cacertEdit->setText(reply + 1);
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d eap", network_id);
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
reply_len >= 1) {
reply[reply_len] = '\0';
for (i = 0; i < eapSelect->count(); i++) {
if (eapSelect->itemText(i).compare(reply) == 0) {
eapSelect->setCurrentIndex(i);
break;
}
}
}
for (i = 0; i < 4; i++) {
QLineEdit *wepEdit;
switch (i) {
default:
case 0:
wepEdit = wep0Edit;
break;
case 1:
wepEdit = wep1Edit;
break;
case 2:
wepEdit = wep2Edit;
break;
case 3:
wepEdit = wep3Edit;
break;
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d wep_key%d",
network_id, i);
reply_len = sizeof(reply) - 1;
res = wpagui->ctrlRequest(cmd, reply, &reply_len);
if (res >= 0 && reply_len >= 2 && reply[0] == '"') {
reply[reply_len] = '\0';
pos = strchr(reply + 1, '"');
if (pos)
*pos = '\0';
if (auth == AUTH_NONE || auth == AUTH_IEEE8021X)
encr = 1;
wepEdit->setText(reply + 1);
} else if (res >= 0 && key_value_isset(reply, reply_len)) {
if (auth == AUTH_NONE || auth == AUTH_IEEE8021X)
encr = 1;
wepEdit->setText(WPA_GUI_KEY_DATA);
}
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d wep_tx_keyidx", network_id);
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 && reply_len >= 1)
{
reply[reply_len] = '\0';
switch (atoi(reply)) {
case 0:
wep0Radio->setChecked(true);
break;
case 1:
wep1Radio->setChecked(true);
break;
case 2:
wep2Radio->setChecked(true);
break;
case 3:
wep3Radio->setChecked(true);
break;
}
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d id_str", network_id);
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 &&
reply_len >= 2 && reply[0] == '"') {
reply[reply_len] = '\0';
pos = strchr(reply + 1, '"');
if (pos)
*pos = '\0';
idstrEdit->setText(reply + 1);
}
snprintf(cmd, sizeof(cmd), "GET_NETWORK %d priority", network_id);
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest(cmd, reply, &reply_len) >= 0 && reply_len >= 1)
{
reply[reply_len] = '\0';
prioritySpinBox->setValue(atoi(reply));
}
authSelect->setCurrentIndex(auth);
authChanged(auth);
encrSelect->setCurrentIndex(encr);
if (auth == AUTH_NONE || auth == AUTH_IEEE8021X)
wepEnabled(encr == 1);
removeButton->setEnabled(true);
addButton->setText("Save");
}
void NetworkConfig::removeNetwork()
{
char reply[10], cmd[256];
size_t reply_len;
if (QMessageBox::information(this, "wpa_gui",
"This will permanently remove the "
"network\n"
"from the configuration. Do you really "
"want\n"
"to remove this network?", "Yes", "No")
!= 0)
return;
snprintf(cmd, sizeof(cmd), "REMOVE_NETWORK %d", edit_network_id);
reply_len = sizeof(reply);
wpagui->ctrlRequest(cmd, reply, &reply_len);
if (strncmp(reply, "OK", 2) != 0) {
QMessageBox::warning(this, "wpa_gui",
"Failed to remove network from "
"wpa_supplicant\n"
"configuration.");
} else {
wpagui->triggerUpdate();
wpagui->ctrlRequest("SAVE_CONFIG", reply, &reply_len);
}
close();
}
void NetworkConfig::newNetwork()
{
new_network = true;
getEapCapa();
}
void NetworkConfig::getEapCapa()
{
char reply[256];
size_t reply_len;
if (wpagui == NULL)
return;
reply_len = sizeof(reply) - 1;
if (wpagui->ctrlRequest("GET_CAPABILITY eap", reply, &reply_len) < 0)
return;
reply[reply_len] = '\0';
QString res(reply);
QStringList types = res.split(QChar(' '));
eapSelect->insertItems(-1, types);
}