如何监控wifi,3g,gps的流量
-(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);
}
