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https://github.com/apache/nuttx.git
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Add IGMP initialization logic
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2778 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
@@ -50,6 +50,7 @@
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#include <stdint.h>
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#include <stdbool.h>
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#include <wdog.h>
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#include <netinet/in.h>
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+2
-1
@@ -1,7 +1,7 @@
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/****************************************************************************
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* net/accept.c
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*
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* Copyright (C) 2007-2009 Gregory Nutt. All rights reserved.
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* Copyright (C) 2007-2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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@@ -46,6 +46,7 @@
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#include <semaphore.h>
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#include <string.h>
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#include <errno.h>
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#include <assert.h>
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#include <debug.h>
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#include <arch/irq.h>
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+1
-1
@@ -1,7 +1,7 @@
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/****************************************************************************
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* net/connect.c
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*
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* Copyright (C) 2007-2009 Gregory Nutt. All rights reserved.
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* Copyright (C) 2007-2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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@@ -1,7 +1,7 @@
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/****************************************************************************
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* net/netdev_register.c
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*
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* Copyright (C) 2007-2009 Gregory Nutt. All rights reserved.
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* Copyright (C) 2007-2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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@@ -140,6 +140,12 @@ int netdev_register(FAR struct uip_driver_s *dev)
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dev->flink = g_netdevices;
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g_netdevices = dev;
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/* Configure the device for IGMP support */
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#ifdef CONFIG_NET_IGMP
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uip_igmpdevinit(dev);
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#endif
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netdev_semgive();
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nlldbg("Registered MAC: %02x:%02x:%02x:%02x:%02x:%02x as dev: %s\n",
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@@ -78,6 +78,10 @@ UIP_CSRCS += uip_icmpping.c uip_icmppoll.c uip_icmpsend.c
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endif
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endif
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ifeq ($(CONFIG_NET_IGMP),y)
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UIP_CSRCS += uip_igmpinit.c
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endif
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endif
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endif
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Executable
+121
@@ -0,0 +1,121 @@
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/****************************************************************************
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* net/uip/uip_igmpinit.c
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* IGMP initialization logic
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*
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* Copyright (C) 2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* The NuttX implementation of IGMP was inspired by the IGMP add-on for the
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* lwIP TCP/IP stack by Steve Reynolds:
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*
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* Copyright (c) 2002 CITEL Technologies Ltd.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of CITEL Technologies Ltd nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY CITEL TECHNOLOGIES AND CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL CITEL TECHNOLOGIES OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <debug.h>
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#include <net/uip/uip.h>
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#include <net/uip/uip-igmp.h>
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#include "uip_internal.h"
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#ifdef CONFIG_NET_IGMP
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#ifdef CONFIG_NET_IPv6
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# error "IGMP for IPv6 not supported"
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#endif
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/****************************************************************************
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* Public Data
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****************************************************************************/
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uip_ipaddr_t g_allsystems;
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uip_ipaddr_t g_allrouters;
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/****************************************************************************
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* Name: uip_igmpinit
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*
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* Description:
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* Perform one-time IGMP initialization.
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*
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****************************************************************************/
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void uip_igmpinit(void)
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{
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nvdbg("IGMP initializing\n");
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uip_ipaddr(g_allrouters, 224, 0, 0, 2);
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uip_ipaddr(g_allsystems, 224, 0, 0, 1);
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/* Initialize the group allocation logic */
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uip_grpinit();
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}
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/****************************************************************************
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* Name: uip_igmpdevinit
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*
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* Description:
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* Called when a new network device is registered to configure that device
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* for IGMP support.
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*
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****************************************************************************/
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void uip_igmpdevinit(struct uip_driver_s *dev)
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{
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struct igmp_group_s *group;
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nvdbg("IGMP initializing dev %p\n", dev);
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DEBUGASSERT(dev->grplist == NULL);
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/* Add the all systems address to the group */
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group = uip_grpalloc(dev, &g_allsystems);
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group->state = IGMP_IDLE_MEMBER;
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/* Initialize the group timer (but don't start it yet) */
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group->wdog = wd_create();
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/* Allow the IGMP messages at the MAC level */
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uip_igmpmac(dev, &g_allrouters, true);
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uip_igmpmac(dev, &g_allsystems, true);
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}
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#endif /* CONFIG_NET_IGMP */
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@@ -144,7 +144,7 @@ void uip_initialize(void)
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/* Initialize IGMP support */
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#ifdef CONFIG_NET_IGMP
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uip_udpinit();
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uip_igmpinit();
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#endif
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}
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#endif /* CONFIG_NET */
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@@ -218,6 +218,16 @@ EXTERN void uip_igmpinit(void);
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EXTERN void uip_igmpinput(struct uip_driver_s *dev);
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/* Defined in uip_igmpgroup.c ***********************************************/
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EXTERN void uip_grpinit(void);
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EXTERN FAR struct igmp_group_s *uip_grpalloc(FAR struct uip_driver_s *dev,
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FAR uip_ipaddr_t *addr);
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/* Defined in TBD */
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EXTERN void uip_igmpmac(struct uip_driver_s *dev, uip_ipaddr_t *ip, bool on);
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#endif /* CONFIG_NET_IGMP */
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#undef EXTERN
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