获取当前设备的局域网以及链接的WiFi分配的IP地址

来源：互联网发布：沙尔托·科普雷知乎编辑：程序博客网时间：2024/05/16 17:25
#pragma mark - 获取设备当前连接的局域网的名称(获取不到返回nil)/** *  @author zm * *  @brief  获取设备当前连接的局域网的名称(获取不到返回nil) * *  @return 局域网的名称 */- (NSString *)f_getCurrentWifiSSID{    NSArray *ifs = (__bridgeid)CNCopySupportedInterfaces();    id info =nil;    NSString *ssid =nil;    for (NSString *ifnamin ifs) {        info = (__bridgeid)CNCopyCurrentNetworkInfo((__bridgeCFStringRef)ifnam);        if (info && [infocount]) {            break;        }    }        NSDictionary *dctySSID = (NSDictionary *)info;    if(dctySSID)    {        ssid = [dctySSIDobjectForKey:@"SSID"];    }    return ssid;}#pragma mark - 获取设备当前连接的wifi所分配的IP地址(获取不到返回nil)/** *  @author zm * *  @brief 获取设备当前连接的wifi所分配的IP地址(获取不到返回nil) * *  @return wifi分配的IP地址 */-(NSString *)f_getCurrentWifiIP{    NSString *_str_address =nil;    structifaddrs *_struct_interfaces = NULL;    structifaddrs *_struct_temp_addr = NULL;    int int_success =0;    int_success = getifaddrs(&_struct_interfaces);    if (int_success ==0) { // 0表示获取成功        _struct_temp_addr = _struct_interfaces;        while (_struct_temp_addr !=NULL) {            if( _struct_temp_addr->ifa_addr->sa_family == AF_INET) {                // Check if interface is en0 which is the wifi connection on the iPhone                if ([[NSStringstringWithUTF8String:_struct_temp_addr->ifa_name]isEqualToString:@"en0"]) {                    // Get NSString from C String                    _str_address = [NSStringstringWithUTF8String:inet_ntoa(((structsockaddr_in *)_struct_temp_addr->ifa_addr)->sin_addr)];                }            }            _struct_temp_addr = _struct_temp_addr->ifa_next;        }    }    freeifaddrs(_struct_interfaces);    return _str_address;}
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