NSTimer *timer = [NSTimer scheduledTimerWithTimeInterval:1.0 target:self selector:@selector(getInternet) userInfo:nil repeats:YES];
[timer fireDate];
- (void)getInternet {
long long heheeh = [self getInterfaceBytes];
NSLog(@"heheeh:-- %lld", heheeh);
}
/*获取网络流量信息*/
- (long long) getInterfaceBytes {
struct ifaddrs *ifa_list = 0, *ifa;
if (getifaddrs(&ifa_list) == -1) {
return 0;
}
uint32_t iBytes = 0;
uint32_t oBytes = 0;
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. */
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;
}
}
freeifaddrs(ifa_list);
NSLog(@"\n[getInterfaceBytes-Total]%d,%d",iBytes,oBytes);
return iBytes + oBytes;
}
