2014/10/15 下午 10:03:31

iphone Programming Glossary: af_link

http://stackoverflow.com/questions/3860751/what-to-use-if-not-iphone-udid

len char buf unsigned char ptr struct if_msghdr ifm struct sockaddr_dl sdl mib 0 CTL_NET mib 1 AF_ROUTE mib 2 0 mib 3 AF_LINK mib 4 NET_RT_IFLIST if mib 5 if_nametoindex en0 0 printf Error if_nametoindex error n return NULL if sysctl mib 6 NULL len..

iPhone Data Usage Tracking/Monitoring

http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring

int dataReceived 0 success getifaddrs addrs 0 if success cursor addrs while cursor NULL if cursor ifa_addr sa_family AF_LINK dlAddr const struct sockaddr_dl cursor ifa_addr networkStatisc const struct if_data cursor ifa_data if type WiFi dataSent.. and ifi_ibytes . May be I'm wrong in the implementation or understanding. Need someone to help me out. Edit Instead of AF_LINK I tried AF_INET sockaddr_in instead of sockaddr_dl . This crashes the application. iphone ios sockets share improve this.. @ 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..

Track data usage

http://stackoverflow.com/questions/9139138/track-data-usage

@ 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..