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【ObjC】获取当前流量信息

作者: / 发布于2014/5/22/ 852

获取当前流量信息


	-(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;
	 }

	 //wifi flow
	 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;
	 }

	 //3G and gprs flow
	 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;
	 }
	 }
	 freeifaddrs(ifa_list);
	 changeTime.text = [NSString stringWithFormat:@"%s",ctime(&time)];
	 receivedBytes.text = [self bytesToAvaiUnit:[NSString stringWithFormat:@"%u",iBytes]];
	 sentBytes.text = [self bytesToAvaiUnit:[NSString stringWithFormat:@"%u",oBytes]];
	 networkFlow.text = [self bytesToAvaiUnit:[NSString stringWithFormat:@"%u",allFlow]];
	 wifiReceived.text = [self bytesToAvaiUnit:[NSString stringWithFormat:@"%u",wifiIBytes]];
	 wifiSent.text = [self bytesToAvaiUnit:[NSString stringWithFormat:@"%u",wifiOBytes]];
	 wifiBytes.text = [self bytesToAvaiUnit:[NSString stringWithFormat:@"%u",wifiFlow]];
	 wwanReceived.text = [self bytesToAvaiUnit:[NSString stringWithFormat:@"%u",wwanIBytes]];
	 wwanSent.text = [self bytesToAvaiUnit:[NSString stringWithFormat:@"%u",wwanOBytes]];
	 wwanBytes.text = [self bytesToAvaiUnit:[NSString stringWithFormat:@"%u",wwanFlow]];
	}

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