func DatalinkValueToName(dlt int) string {
name := C.pcap_datalink_val_to_name(C.int(dlt))
if nil != name {
return C.GoString(name)
}
return ""
}
func DatalinkName(dlt int) (ret string) {
name := C.pcap_datalink_val_to_name(C.int(dlt))
if name != nil {
ret = C.GoString(name)
}
return
}
func DatalinkValueToName(dlt int) error {
name := C.pcap_datalink_val_to_name(C.int(dlt))
if nil != name {
return errors.New(C.GoString(name))
}
return nil
}
// Obtains a list of all possible data link types supported for an interface.
func (p *Handle) ListDataLinks() (datalinks []Datalink, err error) {
var dlt_buf *C.int
n := int(C.pcap_list_datalinks(p.cptr, &dlt_buf))
if -1 == n {
return nil, p.Error()
}
defer C.pcap_free_datalinks(dlt_buf)
datalinks = make([]Datalink, n)
dltArray := (*[100]C.int)(unsafe.Pointer(dlt_buf))
for i := 0; i < n; i++ {
expr := C.pcap_datalink_val_to_name((*dltArray)[i])
datalinks[i].Name = C.GoString(expr)
expr = C.pcap_datalink_val_to_description((*dltArray)[i])
datalinks[i].Description = C.GoString(expr)
}
return datalinks, nil
}