真机上测试
- (id)fetchSSIDInfo {
NSArray *ifs = (id)CFBridgingRelease(CNCopySupportedInterfaces());
NSLog(@"%s: Supported interfaces: %@", __func__, ifs);
id info = nil;
for (NSString *ifnam in ifs) {
info = (id)CFBridgingRelease(CNCopyCurrentNetworkInfo((CFStringRef)ifnam));
if (info && [info count]) {
break;
}
}
return info;
}
- (NSString * )currentWifiSSID {
// Does not work on the simulator.
NSString *ssid = nil;
NSArray *ifs = ( id)CFBridgingRelease(CNCopySupportedInterfaces());
NSLog(@"ifs:%@",ifs);
for (NSString *ifnam in ifs) {
NSDictionary *info = (id)CFBridgingRelease(CNCopyCurrentNetworkInfo((CFStringRef)ifnam));
NSLog(@"dici：%@",[info allKeys]);
if (info[@"SSIDD"]) {
ssid = info[@"SSID"];
}
}
return ssid;
}
