* 4a. create assoc packet
* look up {clientaddr,clientnonce} in clientinit
* if not then create an assoc
- *
+ */
+
+
+
+
+void incoming_packet(const uint8_t pkt, int len) {
+ if (len < DNS_HDRLEN)
+ return badpkt("shorter than dns header");
+
+ uint16_t id =