iOS WiFi情報取得、ネットワーク速度テスト

#import 
#import 
#import 
#import 
#import 
#include 
#include 
@interface WifiModel : NSObject
// WiFi  ， WiFi 、 Mac 、 Data( wifi )
+(NSDictionary *)fetchSSIDInfo;
// 
+(NSMutableDictionary *)getDataCounters;
@end

#import "WifiModel.h"
@implementation WifiModel
// WiFi  ， WiFi 、 Mac 、 Data( wifi )
+(NSDictionary *)fetchSSIDInfo {
    NSArray *ifs = (__bridge_transfer NSArray *)CNCopySupportedInterfaces();
    if (!ifs) {
        return nil;
    }
    NSDictionary *info = nil;
    for (NSString *ifnam in ifs) {
        info = (__bridge_transfer NSDictionary *)CNCopyCurrentNetworkInfo((__bridge CFStringRef)ifnam);
        if (info && [info count]) { break; }
    }
    return info;
}
// 
+(NSMutableDictionary *)getDataCounters
{
    BOOL   success;
    struct ifaddrs *addrs;
    const struct ifaddrs *cursor;
    const struct if_data *networkStatisc;
    
    int WiFiSent = 0;
    int WiFiReceived = 0;
    int WWANSent = 0;
    int WWANReceived = 0;
    
    NSString *name=[[NSString alloc]init];
    NSMutableDictionary *wifiDic = [[NSMutableDictionary alloc]init];
    
    success = getifaddrs(&addrs) == 0;
    if (success)
    {
        cursor = addrs;
        while (cursor != NULL)
        {
            
            name=[NSString stringWithFormat:@"%s",cursor->ifa_name];
            //            NSLog(@"ifa_name %s == %@n", cursor->ifa_name,name);
            // names of interfaces: en0 is WiFi ,pdp_ip0 is WWAN
            
            if (cursor->ifa_addr->sa_family == AF_LINK)
            {
                if ([name hasPrefix:@"en"])
                {
                    networkStatisc = (const struct if_data *) cursor->ifa_data;
                    WiFiSent+=networkStatisc->ifi_obytes;
                    WiFiReceived+=networkStatisc->ifi_ibytes;
                    // NSLog(@"WiFiSent %d ==%d",WiFiSent,networkStatisc->ifi_obytes);
                    //NSLog(@"WiFiReceived %d ==%d",WiFiReceived,networkStatisc->ifi_ibytes);
                }
                
                if ([name hasPrefix:@"pdp_ip"])
                {
                    networkStatisc = (const struct if_data *) cursor->ifa_data;
                    WWANSent+=networkStatisc->ifi_obytes;
                    WWANReceived+=networkStatisc->ifi_ibytes;
                    // NSLog(@"WWANSent %d ==%d",WWANSent,networkStatisc->ifi_obytes);
                    //NSLog(@"WWANReceived %d ==%d",WWANReceived,networkStatisc->ifi_ibytes);
                    
                }
            }
            cursor = cursor->ifa_next;
        }
        freeifaddrs(addrs);
    }
    NSLog(@"nwifiSend:%.2f MBn wifiReceived:%.2f MBn wwansend:%.2f MBn wwanreceived:%.2f MBn",WiFiSent/1024.0/1024.0,WiFiReceived/1024.0/1024.0,WWANSent/1024.0/1024.0,WWANReceived/1024.0/1024.0);
    [wifiDic setValue:[NSString stringWithFormat:@"%.f",WiFiSent/1024.0/1024.0] forKey:@"nwifiSend"];
    [wifiDic setValue:[NSString stringWithFormat:@"%.f",WiFiReceived/1024.0/1024.0] forKey:@"wifiReceived"];
    [wifiDic setValue:[NSString stringWithFormat:@"%.f",WWANSent/1024.0/1024.0] forKey:@"wwansend"];
    [wifiDic setValue:[NSString stringWithFormat:@"%.f",WWANReceived/1024.0/1024.0] forKey:@"wwanreceived"];
    return wifiDic;
}
@end

#import "ViewController.h"
#import "WifiModel.h"
@interface ViewController ()
@end
@implementation ViewController
- (void)viewDidLoad {
    [super viewDidLoad];
    // wifi 
    NSDictionary *WIFImessage = [WifiModel fetchSSIDInfo];
    // 
    NSMutableDictionary *WIFIspeed = [WifiModel getDataCounters];
    NSLog(@" wifi  = %@ -------------   = %@",WIFImessage,WIFIspeed);
}