19 static int cfvidl_receive(struct cflayer *layr, struct cfpkt *pkt);
20 static int cfvidl_transmit(struct cflayer *layr, struct cfpkt *pkt);
36 static int cfvidl_receive(struct cflayer *layr, struct cfpkt *pkt)  in cfvidl_receive()  argument
39 	if (cfpkt_extr_head(pkt, &videoheader, 4) < 0) {  in cfvidl_receive()
41 		cfpkt_destroy(pkt);  in cfvidl_receive()
44 	return layr->up->receive(layr->up, pkt);  in cfvidl_receive()
47 static int cfvidl_transmit(struct cflayer *layr, struct cfpkt *pkt)  in cfvidl_transmit()  argument
55 		cfpkt_destroy(pkt);  in cfvidl_transmit()
59 	cfpkt_add_head(pkt, &videoheader, 4);  in cfvidl_transmit()
61 	info = cfpkt_info(pkt);  in cfvidl_transmit()
64 	return layr->dn->transmit(layr->dn, pkt);  in cfvidl_transmit()