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diff --git a/nuttx/examples/igmp/igmp.c b/nuttx/examples/igmp/igmp.c
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-/****************************************************************************
- * examples/igmp/igmp.c
- *
- * Copyright (C) 2010-2011 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ****************************************************************************/
-
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-
-#include <nuttx/config.h>
-
-#include <stdint.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <debug.h>
-
-#include <net/if.h>
-#include <net/uip/uip.h>
-#include <apps/netutils/uiplib.h>
-#include <apps/netutils/ipmsfilter.h>
-
-#include "igmp.h"
-
-/****************************************************************************
- * Definitions
- ****************************************************************************/
-
-/* Check if the destination address is a multicast address
- *
- * - IPv4: multicast addresses lie in the class D group -- The address range
- * 224.0.0.0 to 239.255.255.255 (224.0.0.0/4)
- *
- * - IPv6 multicast addresses are have the high-order octet of the
- * addresses=0xff (ff00::/8.)
- */
-
-#if ((CONFIG_EXAMPLE_IGMP_GRPADDR & 0xffff0000) < 0xe0000000ul) || \
- ((CONFIG_EXAMPLE_IGMP_GRPADDR & 0xffff0000) > 0xeffffffful)
-# error "Bad range for IGMP group address"
-#endif
-
-/****************************************************************************
- * Private Data
- ****************************************************************************/
-
-/****************************************************************************
- * Public Functions
- ****************************************************************************/
-
-/****************************************************************************
- * user_initialize
- ****************************************************************************/
-
-#ifndef CONFIG_HAVE_WEAKFUNCTIONS
-void user_initialize(void)
-{
- /* Stub that must be provided only if the toolchain does
- * not support weak functions.
- */
-}
-#endif
-
-/****************************************************************************
- * user_start
- ****************************************************************************/
-
-int user_start(int argc, char *argv[])
-{
- struct in_addr addr;
-#if defined(CONFIG_EXAMPLE_IGMP_NOMAC)
- uint8_t mac[IFHWADDRLEN];
-#endif
-
- message("Configuring Ethernet...\n");
-
- /* Many embedded network interfaces must have a software assigned MAC */
-
-#ifdef CONFIG_EXAMPLE_IGMP_NOMAC
- mac[0] = 0x00;
- mac[1] = 0xe0;
- mac[2] = 0xb0;
- mac[3] = 0x0b;
- mac[4] = 0xba;
- mac[5] = 0xbe;
- uip_setmacaddr("eth0", mac);
-#endif
-
- /* Set up our host address */
-
- addr.s_addr = HTONL(CONFIG_EXAMPLE_IGMP_IPADDR);
- uip_sethostaddr("eth0", &addr);
-
- /* Set up the default router address */
-
- addr.s_addr = HTONL(CONFIG_EXAMPLE_IGMP_DRIPADDR);
- uip_setdraddr("eth0", &addr);
-
- /* Setup the subnet mask */
-
- addr.s_addr = HTONL(CONFIG_EXAMPLE_IGMP_NETMASK);
- uip_setnetmask("eth0", &addr);
-
- /* Not much of a test for now */
- /* Join the group */
-
- message("Join group...\n");
- addr.s_addr = HTONL(CONFIG_EXAMPLE_IGMP_GRPADDR);
- ipmsfilter("eth0", &addr, MCAST_INCLUDE);
-
- /* Wait a while */
-
- message("Wait for timeout...\n");
- sleep(5);
-
- /* Leave the group */
-
- message("Leave group...\n");
- ipmsfilter("eth0", &addr, MCAST_EXCLUDE);
-
- /* Wait a while */
-
- sleep(5);
- message("Exiting...\n");
- return 0;
-}