view mgw/udpsink.c @ 32:b3f74df7b808

beginning of themwi-mgw
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 09 Jul 2022 22:51:44 -0800
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/*
 * There are times when we hold open some UDP sockets, but can't do
 * anything with incoming packets other than discard them.  This
 * situation holds for dummy one-sided endpoints, for gateway
 * endpoints that haven't been fully connected yet, and for all RTCP
 * packets at the moment.
 *
 * In this module we implement the generic UDP "black hole" sink.
 */

#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <stdio.h>
#include <stdlib.h>

void
udp_sink_rcvr(fd)
{
	u_char buf[512];

	recv(fd, buf, sizeof buf, 0);
}