iOS获取当前路由信息

导入头文件：

#import <SystemConfiguration/CaptiveNetwork.h>

- (void)currentWifiSSID {
    // Does not work on the simulator.
    NSArray *ifs = (__bridge id)CNCopySupportedInterfaces();
    NSLog(@"ifs:%@",ifs);
    for (NSString *ifnam in ifs) {
        NSDictionary *info = (__bridge id)CNCopyCurrentNetworkInfo((__bridge CFStringRef)ifnam);
        NSLog(@"dici：%@",[info allKeys]);
        if (info[@"BSSID"]) {
            ramcstr = info[@"BSSID"];
            NSLog(@"%@",ramcstr);
        }
        if (info[@"SSID"]) {
            rssidstr = info[@"SSID"];
            NSLog(@"%@",rssidstr);
        }

if (info[@"SSIDDATA"]){

SSIDDATAstr = info[@"SSIDDATA"];

NSLog(@"%@",SSIDDATAstr);

}

}
}