// GetCountry takes an IPv4 address string and returns the country code for that IP.
func (gi *GeoIP) GetCountry(ip string) string {
if gi.db == nil {
return ""
}
cip := C.CString(ip)
ccountry := C.GeoIP_country_code_by_addr(gi.db, cip)
C.free(unsafe.Pointer(cip))
if ccountry != nil {
rets := C.GoString(ccountry)
return rets
}
return ""
}
// Takes an IPv4 address string and returns the country code for that IP
// and the netmask for that IP range.
func (gi *GeoIP) GetCountry(ip string) (cc string, netmask int) {
if gi.db == nil {
return
}
gi.mu.Lock()
defer gi.mu.Unlock()
cip := C.CString(ip)
defer C.free(unsafe.Pointer(cip))
ccountry := C.GeoIP_country_code_by_addr(gi.db, cip)
if ccountry != nil {
cc = C.GoString(ccountry)
netmask = int(C.GeoIP_last_netmask(gi.db))
return
}
return
}