iOS获取WiFi 信息，网速测试

1. 继承于NSObject 的.h文件

#import <Foundation/Foundation.h>
#import <SystemConfiguration/CaptiveNetwork.h>
#import <arpa/inet.h>
#import <netinet/in.h>
#import <ifaddrs.h>
#include <net/if.h>
#include <sys/socket.h>
@interface WifiModel : NSObject
//获取WiFi 信息，返回的字典中包含了WiFi的名称、路由器的Mac地址、还有一个Data(转换成字符串打印出来是wifi名称)
+(NSDictionary *)fetchSSIDInfo;
//网速测试
+(NSMutableDictionary *)getDataCounters;
@end

1. 继承于NSObject 的.m文件

#import "WifiModel.h"
@implementation WifiModel
//获取WiFi 信息，返回的字典中包含了WiFi的名称、路由器的Mac地址、还有一个Data(转换成字符串打印出来是wifi名称)
+(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;
}
//网速测试
+(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

3.ViewController

#import "ViewController.h"
#import "WifiModel.h"
@interface ViewController ()
@end
@implementation ViewController
- (void)viewDidLoad {
    [super viewDidLoad];
    //获取wifi信息
    NSDictionary *WIFImessage = [WifiModel fetchSSIDInfo];
    //检测手机网络速度
    NSMutableDictionary *WIFIspeed = [WifiModel getDataCounters];
    NSLog(@"获取wifi信息 = %@ ------------- 检测手机网络速度 = %@",WIFImessage,WIFIspeed);
}