131 lines
3.2 KiB
Text
131 lines
3.2 KiB
Text
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "macosnetworkwatcher.h"
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#include "leakdetector.h"
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#include "logger.h"
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#import <CoreWLAN/CoreWLAN.h>
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namespace {
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Logger logger(LOG_MACOS, "MacOSNetworkWatcher");
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}
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@interface MacOSNetworkWatcherDelegate : NSObject <CWEventDelegate> {
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MacOSNetworkWatcher* m_watcher;
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}
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@end
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@implementation MacOSNetworkWatcherDelegate
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- (id)initWithObject:(MacOSNetworkWatcher*)watcher {
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self = [super init];
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if (self) {
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m_watcher = watcher;
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}
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return self;
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}
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- (void)bssidDidChangeForWiFiInterfaceWithName:(NSString*)interfaceName {
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logger.debug() << "BSSID changed!" << QString::fromNSString(interfaceName);
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if (m_watcher) {
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m_watcher->checkInterface();
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}
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}
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@end
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MacOSNetworkWatcher::MacOSNetworkWatcher(QObject* parent) : NetworkWatcherImpl(parent) {
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MVPN_COUNT_CTOR(MacOSNetworkWatcher);
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}
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MacOSNetworkWatcher::~MacOSNetworkWatcher() {
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MVPN_COUNT_DTOR(MacOSNetworkWatcher);
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if (m_delegate) {
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CWWiFiClient* client = CWWiFiClient.sharedWiFiClient;
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if (!client) {
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logger.debug() << "Unable to retrieve the CWWiFiClient shared instance";
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return;
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}
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[client stopMonitoringAllEventsAndReturnError:nullptr];
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[static_cast<MacOSNetworkWatcherDelegate*>(m_delegate) dealloc];
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m_delegate = nullptr;
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}
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}
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void MacOSNetworkWatcher::initialize() {
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// Nothing to do here
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}
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void MacOSNetworkWatcher::start() {
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NetworkWatcherImpl::start();
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checkInterface();
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if (m_delegate) {
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logger.debug() << "Delegate already registered";
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return;
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}
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CWWiFiClient* client = CWWiFiClient.sharedWiFiClient;
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if (!client) {
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logger.error() << "Unable to retrieve the CWWiFiClient shared instance";
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return;
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}
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logger.debug() << "Registering delegate";
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m_delegate = [[MacOSNetworkWatcherDelegate alloc] initWithObject:this];
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[client setDelegate:static_cast<MacOSNetworkWatcherDelegate*>(m_delegate)];
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[client startMonitoringEventWithType:CWEventTypeBSSIDDidChange error:nullptr];
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}
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void MacOSNetworkWatcher::checkInterface() {
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logger.debug() << "Checking interface";
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if (!isActive()) {
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logger.debug() << "Feature disabled";
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return;
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}
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CWWiFiClient* client = CWWiFiClient.sharedWiFiClient;
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if (!client) {
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logger.debug() << "Unable to retrieve the CWWiFiClient shared instance";
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return;
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}
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CWInterface* interface = [client interface];
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if (!interface) {
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logger.debug() << "No default wifi interface";
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return;
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}
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if (![interface powerOn]) {
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logger.debug() << "The interface is off";
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return;
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}
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NSString* ssidNS = [interface ssid];
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if (!ssidNS) {
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logger.debug() << "WiFi is not in used";
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return;
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}
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QString ssid = QString::fromNSString(ssidNS);
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if (ssid.isEmpty()) {
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logger.debug() << "WiFi doesn't have a valid SSID";
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return;
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}
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CWSecurity security = [interface security];
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if (security == kCWSecurityNone || security == kCWSecurityWEP) {
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logger.debug() << "Unsecured network found!";
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emit unsecuredNetwork(ssid, ssid);
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return;
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}
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logger.debug() << "Secure WiFi interface";
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}
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