iphone流量统计

gistfile1.txt

通过读取系统网络接口信息，获取当前iphone设备的流量相关信息，统计的是上次开机至今的流量信息. 2 
倒入库：
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SystemConfiguration.framework  

加入头文件：
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#include <ifaddrs.h>  
#include <sys/socket.h>  
#include <net/if.h>  

流量统计功能
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-(NSString *)bytesToAvaiUnit:(int)bytes  
{  
    if(bytes < 1024)     // B  
    {  
        return [NSString stringWithFormat:@"%dB", bytes];  
    }  
    else if(bytes >= 1024 && bytes < 1024 * 1024) // KB  
    {  
        return [NSString stringWithFormat:@"%.1fKB", (double)bytes / 1024];  
    }  
    else if(bytes >= 1024 * 1024 && bytes < 1024 * 1024 * 1024)   // MB  
    {  
        return [NSString stringWithFormat:@"%.2fMB", (double)bytes / (1024 * 1024)];  
    }  
    else    // GB  
    {  
        return [NSString stringWithFormat:@"%.3fGB", (double)bytes / (1024 * 1024 * 1024)];  
    }  
}  
  
  
-(void)checkNetworkflow{  
      
    struct ifaddrs *ifa_list = 0, *ifa;  
      
    if (getifaddrs(&ifa_list) == -1)  
          
    {  
          
        return;  
    }  
      
    uint32_t iBytes     = 0;  
      
    uint32_t oBytes     = 0;  
      
    uint32_t allFlow    = 0;  
      
    uint32_t wifiIBytes = 0;  
      
    uint32_t wifiOBytes = 0;  
      
    uint32_t wifiFlow   = 0;  
      
    uint32_t wwanIBytes = 0;  
      
    uint32_t wwanOBytes = 0;  
      
    uint32_t wwanFlow   = 0;  
      
    struct timeval time ;  
      
    for (ifa = ifa_list; ifa; ifa = ifa->ifa_next)  
          
    {  
          
        if (AF_LINK != ifa->ifa_addr->sa_family)  
              
            continue;  
          
        if (!(ifa->ifa_flags & IFF_UP) && !(ifa->ifa_flags & IFF_RUNNING))  
              
            continue;  
          
        if (ifa->ifa_data == 0)  
              
            continue;  
        // Not a loopback device.  
          
        // network flow  
          
        if (strncmp(ifa->ifa_name, "lo", 2))  
              
        {  
              
            struct if_data *if_data = (struct if_data *)ifa->ifa_data;  
              
            iBytes += if_data->ifi_ibytes;  
              
            oBytes += if_data->ifi_obytes;  
              
            allFlow = iBytes + oBytes;  
              
            time = if_data->ifi_lastchange;  
              
           // NSLog(@"1111===%s :iBytes is %d, oBytes is %d", ifa->ifa_name, iBytes, oBytes);  
              
        }  
          
        //<span style="font-family: Tahoma, Helvetica, Arial, 宋体, sans-serif; ">WIFI流量统计功能</span>  
          
        if (!strcmp(ifa->ifa_name, "en0"))  
              
        {  
            struct if_data *if_data = (struct if_data *)ifa->ifa_data;  
              
            wifiIBytes += if_data->ifi_ibytes;  
              
            wifiOBytes += if_data->ifi_obytes;  
              
            wifiFlow    = wifiIBytes + wifiOBytes;  
              
        }  
          
        //<span style="font-family: Tahoma, Helvetica, Arial, 宋体, sans-serif; ">3G和GPRS流量统计</span>  
          
        if (!strcmp(ifa->ifa_name, "pdp_ip0"))  
              
        {  
              
            struct if_data *if_data = (struct if_data *)ifa->ifa_data;  
              
            wwanIBytes += if_data->ifi_ibytes;  
              
            wwanOBytes += if_data->ifi_obytes;  
              
            wwanFlow    = wwanIBytes + wwanOBytes;  
              
            //NSLog(@"111122===%s :iBytes is %d, oBytes is %d",  ifa->ifa_name, iBytes, oBytes);  
              
        }  
          
    }  
      
    freeifaddrs(ifa_list);  
    
      
      
    NSString *changeTime=[NSString stringWithFormat:@"%s",ctime(&time)];  
      
    NSLog(@"changeTime==%@",changeTime);  
    NSString *receivedBytes= [self bytesToAvaiUnit:iBytes];  
      
    NSLog(@"receivedBytes==%@",receivedBytes);  
    NSString *sentBytes       = [self bytesToAvaiUnit:oBytes];  
      
    NSLog(@"sentBytes==%@",sentBytes);  
    NSString *networkFlow      = [self bytesToAvaiUnit:allFlow];  
      
    NSLog(@"networkFlow==%@",networkFlow);  
  
    NSString *wifiReceived   = [self bytesToAvaiUnit:wifiIBytes];  
      
    NSLog(@"wifiReceived==%@",wifiReceived);  
    NSString *wifiSent       = [self bytesToAvaiUnit: wifiOBytes];  
      
    NSLog(@"wifiSent==%@",wifiSent);  
      
    NSString *wifiBytes      = [self bytesToAvaiUnit:wifiFlow];  
      
    NSLog(@"wifiBytes==%@",wifiBytes);  
    NSString *wwanReceived   = [self bytesToAvaiUnit:wwanIBytes];  
      
    NSLog(@"wwanReceived==%@",wwanReceived);  
    NSString *wwanSent       = [self bytesToAvaiUnit:wwanOBytes];  
      
    NSLog(@"wwanSent==%@",wwanSent);  
    NSString *wwanBytes      = [self bytesToAvaiUnit:wwanFlow];  
      
    NSLog(@"wwanBytes==%@",wwanBytes);  
}  

 主要方法就是上面的，然后在你想要知道的结果的地方调用就ok了。