diff options
author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-07-10 01:20:34 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-07-10 01:20:34 +0000 |
commit | a87d861c4e0a60e1dc163f58c1b51eec13ababf3 (patch) | |
tree | 1af27a7970d534e9f1ea8eda093db55d33b4e5a8 /nuttx/net/uip | |
parent | a69ce203b81d4903167141ee1c60a643b10fcce4 (diff) | |
download | px4-nuttx-a87d861c4e0a60e1dc163f58c1b51eec13ababf3.tar.gz px4-nuttx-a87d861c4e0a60e1dc163f58c1b51eec13ababf3.tar.bz2 px4-nuttx-a87d861c4e0a60e1dc163f58c1b51eec13ababf3.zip |
More IGMP logic
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2780 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/net/uip')
-rw-r--r-- | nuttx/net/uip/Make.defs | 2 | ||||
-rw-r--r-- | nuttx/net/uip/uip_chksum.c | 3 | ||||
-rw-r--r-- | nuttx/net/uip/uip_icmpping.c | 2 | ||||
-rwxr-xr-x | nuttx/net/uip/uip_igmpgroup.c | 3 | ||||
-rwxr-xr-x | nuttx/net/uip/uip_igmpinit.c | 3 | ||||
-rwxr-xr-x | nuttx/net/uip/uip_igmppoll.c | 161 | ||||
-rw-r--r-- | nuttx/net/uip/uip_internal.h | 10 | ||||
-rw-r--r-- | nuttx/net/uip/uip_poll.c | 83 |
8 files changed, 239 insertions, 28 deletions
diff --git a/nuttx/net/uip/Make.defs b/nuttx/net/uip/Make.defs index 4f94b4eab..422107318 100644 --- a/nuttx/net/uip/Make.defs +++ b/nuttx/net/uip/Make.defs @@ -70,7 +70,7 @@ endif ifeq ($(CONFIG_NET_ICMP),y) -UIP_CSRCS += uip_icmpinput.c +UIP_CSRCS += uip_icmpinput.c uip_igmppoll.c ifeq ($(CONFIG_NET_ICMP_PING),y) ifneq ($(CONFIG_DISABLE_CLOCK),y) diff --git a/nuttx/net/uip/uip_chksum.c b/nuttx/net/uip/uip_chksum.c index 538e56a04..4bddf3fbc 100644 --- a/nuttx/net/uip/uip_chksum.c +++ b/nuttx/net/uip/uip_chksum.c @@ -1,10 +1,9 @@ /**************************************************************************** * net/uip/uip_chksum.c * - * Copyright (C) 2007-2009 Gregory Nutt. All rights reserved. + * Copyright (C) 2007-2010 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: diff --git a/nuttx/net/uip/uip_icmpping.c b/nuttx/net/uip/uip_icmpping.c index b235edf09..b83b8b106 100644 --- a/nuttx/net/uip/uip_icmpping.c +++ b/nuttx/net/uip/uip_icmpping.c @@ -1,7 +1,7 @@ /**************************************************************************** * net/uip/uip_icmpping.c * - * Copyright (C) 2008-2009 Gregory Nutt. All rights reserved. + * Copyright (C) 2008-2010 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <spudmonkey@racsa.co.cr> * * Redistribution and use in source and binary forms, with or without diff --git a/nuttx/net/uip/uip_igmpgroup.c b/nuttx/net/uip/uip_igmpgroup.c index 295800941..f51b8d542 100755 --- a/nuttx/net/uip/uip_igmpgroup.c +++ b/nuttx/net/uip/uip_igmpgroup.c @@ -51,6 +51,7 @@ #include <arch/irq.h>
#include <nuttx/arch.h>
+#include <nuttx/kmalloc.h>
#include <net/uip/uip.h>
#include <net/uip/uip-igmp.h>
@@ -284,7 +285,7 @@ void uip_grpfree(FAR struct uip_driver_s *dev, FAR struct igmp_group_s *group) else
{
irqrestore(flags);
- free(group);
+ sched_free(group);
}
}
diff --git a/nuttx/net/uip/uip_igmpinit.c b/nuttx/net/uip/uip_igmpinit.c index 9dceb0134..87c0d4e78 100755 --- a/nuttx/net/uip/uip_igmpinit.c +++ b/nuttx/net/uip/uip_igmpinit.c @@ -44,6 +44,8 @@ #include <nuttx/config.h>
+#include <wdog.h>
+#include <assert.h>
#include <debug.h>
#include <net/uip/uip.h>
@@ -110,7 +112,6 @@ void uip_igmpdevinit(struct uip_driver_s *dev) /* Add the all systems address to the group */
group = uip_grpalloc(dev, &g_allsystems);
- group->state = IGMP_IDLE_MEMBER;
/* Initialize the group timer (but don't start it yet) */
diff --git a/nuttx/net/uip/uip_igmppoll.c b/nuttx/net/uip/uip_igmppoll.c new file mode 100755 index 000000000..7ba4b50a0 --- /dev/null +++ b/nuttx/net/uip/uip_igmppoll.c @@ -0,0 +1,161 @@ +/****************************************************************************
+ * net/uip/uip-igmp.h
+ * The definitions in this header file are intended only for internal use
+ * by the NuttX port of the uIP stack.
+ *
+ * Copyright (C) 2010 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * The NuttX implementation of IGMP was inspired by the IGMP add-on for the
+ * lwIP TCP/IP stack by Steve Reynolds:
+ *
+ * Copyright (c) 2002 CITEL Technologies Ltd.
+ * All rights reserved.
+ *
+ * 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 of CITEL Technologies Ltd 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 CITEL TECHNOLOGIES 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 CITEL TECHNOLOGIES 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 <assert.h>
+#include <debug.h>
+
+#include <net/uip/uipopt.h>
+#include <net/uip/uip.h>
+#include <net/uip/uip-arch.h>
+
+#include "uip_internal.h"
+
+#ifdef CONFIG_NET_IGMP
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define IGMPBUF ((struct uip_igmphdr_s *)&dev->d_buf[UIP_LLH_LEN])
+
+/****************************************************************************
+ * Private Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: uip_schedsend
+ *
+ * Description:
+ * Construct the .
+ *
+ * Returned Value:
+ * Returns a non-zero value if a IGP message is sent.
+ *
+ * Assumptions:
+ * This function is called from the driver polling logic... probably within
+ * an interrupt handler.
+ *
+ ****************************************************************************/
+
+static inline void uip_schedsend(FAR struct uip_driver_s *dev, FAR struct igmp_group_s *group)
+{
+ uip_ipaddr_t *dest;
+
+ /* IGMP header + IP header + 8 bytes of data */
+
+ if (group->msgid == IGMPv2_MEMBERSHIP_REPORT)
+ {
+ nllvdbg("Send IGMPv2_MEMBERSHIP_REPORT\n");
+ dest = &group->grpaddr;
+ IGMP_STATINCR(uip_stat.igmp.report_sched);
+ uiphdr_ipaddr_copy(IGMPBUF->grpaddr, &group->grpaddr);
+ SET_LASTREPORT(group->flags); /* Remember we were the last to report */
+ }
+ else
+ {
+ nllvdbg("Send IGMP_LEAVE_GROUP\n");
+ DEBUGASSERT(group->msgid == IGMP_LEAVE_GROUP);
+ dest = &g_allrouters;
+ IGMP_STATINCR(uip_stat.igmp.leave_sched);
+ uiphdr_ipaddr_copy(IGMPBUF->grpaddr, &group->grpaddr);
+ }
+
+ uip_igmpsend(dev, dest);
+}
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: uip_igmppoll
+ *
+ * Description:
+ * Poll the groups associated with the device to see if any IGMP messages
+ * are pending transfer.
+ *
+ * Returned Value:
+ * Returns a non-zero value if a IGP message is sent.
+ *
+ * Assumptions:
+ * This function is called from the driver polling logic... probably within
+ * an interrupt handler.
+ *
+ ****************************************************************************/
+
+void uip_igmppoll(FAR struct uip_driver_s *dev)
+{
+ FAR struct igmp_group_s *group;
+
+ /* Setup the poll operation */
+
+ dev->d_appdata = &dev->d_buf[UIP_LLH_LEN + UIP_IPIGMPH_LEN];
+ dev->d_snddata = &dev->d_buf[UIP_LLH_LEN + UIP_IPIGMPH_LEN];
+
+ dev->d_len = 0;
+ dev->d_sndlen = 0;
+
+ /* Check each member of the group */
+
+ for (group = (FAR struct igmp_group_s *)dev->grplist.head; group; group = group->next)
+ {
+ /* Does this member have a pending outgoing message? */
+
+ if (IS_SCHEDMSG(group->flags))
+ {
+ /* Yes, create the IGMP message in the driver buffer */
+
+ uip_schedsend(dev, group);
+
+ /* Mark the message as sent and break out */
+
+ CLR_SCHEDMSG(group->flags);
+ break;
+ }
+ }
+}
+#endif /* CONFIG_NET_IGMP */
diff --git a/nuttx/net/uip/uip_internal.h b/nuttx/net/uip/uip_internal.h index 8570fba5b..43f1771b1 100644 --- a/nuttx/net/uip/uip_internal.h +++ b/nuttx/net/uip/uip_internal.h @@ -230,7 +230,15 @@ EXTERN FAR struct igmp_group_s *uip_grpallocfind(FAR struct uip_driver_s *dev, EXTERN void uip_grpfree(FAR struct uip_driver_s *dev, FAR struct igmp_group_s *group); -/* Defined in TBD */ +/* Defined in uip_igmppoll.c *************************************************/ + +EXTERN void uip_igmppoll(FAR struct uip_driver_s *dev); + +/* Defined in up_igmpsend.c **************************************************/ + +EXTERN void uip_igmpsend(FAR struct uip_driver_s *dev, uip_ipaddr_t *dest); + +/* Defined in TBD ************************************************************/ EXTERN void uip_igmpmac(struct uip_driver_s *dev, uip_ipaddr_t *ip, bool on); diff --git a/nuttx/net/uip/uip_poll.c b/nuttx/net/uip/uip_poll.c index 21b8a0df0..bb45cb943 100644 --- a/nuttx/net/uip/uip_poll.c +++ b/nuttx/net/uip/uip_poll.c @@ -1,7 +1,7 @@ /**************************************************************************** * net/uip/uip_poll.c * - * Copyright (C) 2007-2009 Gregory Nutt. All rights reserved. + * Copyright (C) 2007-2010 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <spudmonkey@racsa.co.cr> * * Redistribution and use in source and binary forms, with or without @@ -57,7 +57,7 @@ ****************************************************************************/ /**************************************************************************** - * Function: uip_polludpconnections + * Function: uip_pollicmp * * Description: * Poll all UDP connections for available packets to send. @@ -79,7 +79,32 @@ static inline int uip_pollicmp(struct uip_driver_s *dev, uip_poll_callback_t cal return callback(dev); } -#endif /* CONFIG_NET_UDP */ +#endif /* CONFIG_NET_ICMP && CONFIG_NET_ICMP_PING */ + +/**************************************************************************** + * Function: uip_polligmp + * + * Description: + * Poll all UDP connections for available packets to send. + * + * Assumptions: + * This function is called from the CAN device driver and may be called from + * the timer interrupt/watchdog handle level. + * + ****************************************************************************/ + +#ifdef CONFIG_NET_IGMP +static inline int uip_polligmp(struct uip_driver_s *dev, uip_poll_callback_t callback) +{ + /* Perform the UDP TX poll */ + + uip_igmppoll(dev); + + /* Call back into the driver */ + + return callback(dev); +} +#endif /* CONFIG_NET_IGMP */ /**************************************************************************** * Function: uip_polludpconnections @@ -226,25 +251,33 @@ int uip_poll(struct uip_driver_s *dev, uip_poll_callback_t callback) { int bstop; - /* Traverse all of the active TCP connections and perform the poll action */ + /* Check for pendig IGMP messages */ - bstop = uip_polltcpconnections(dev, callback); +#ifdef CONFIG_NET_IGMP + bstop = uip_polligmp(dev, callback); if (!bstop) +#endif { -#ifdef CONFIG_NET_UDP - /* Traverse all of the allocated UDP connections and perform the poll action */ + /* Traverse all of the active TCP connections and perform the poll action */ - bstop = uip_polludpconnections(dev, callback); + bstop = uip_polltcpconnections(dev, callback); if (!bstop) -#endif { +#ifdef CONFIG_NET_UDP + /* Traverse all of the allocated UDP connections and perform the poll action */ + + bstop = uip_polludpconnections(dev, callback); + if (!bstop) +#endif + { #if defined(CONFIG_NET_ICMP) && defined(CONFIG_NET_ICMP_PING) - /* Traverse all of the tasks waiting to send an ICMP ECHO request */ + /* Traverse all of the tasks waiting to send an ICMP ECHO request */ - bstop = uip_pollicmp(dev, callback); + bstop = uip_pollicmp(dev, callback); #endif + } } - } + } return bstop; } @@ -254,7 +287,7 @@ int uip_poll(struct uip_driver_s *dev, uip_poll_callback_t callback) * * Description: * These function will traverse each active uIP connection structure and - * perform TCP timer operations (and UDP polling operations). The CAN + * perform TCP timer operations (and UDP polling operations). The Ethernet * driver MUST implement logic to periodically call uip_timer(). * * This function will call the provided callback function for every active @@ -286,23 +319,31 @@ int uip_timer(struct uip_driver_s *dev, uip_poll_callback_t callback, int hsec) } #endif /* UIP_REASSEMBLY */ - /* Traverse all of the active TCP connections and perform the timer action */ + /* Check for pendig IGMP messages */ - bstop = uip_polltcptimer(dev, callback, hsec); +#ifdef CONFIG_NET_IGMP + bstop = uip_polligmp(dev, callback); if (!bstop) +#endif { - /* Traverse all of the allocated UDP connections and perform the poll action */ + /* Traverse all of the active TCP connections and perform the timer action */ -#ifdef CONFIG_NET_UDP - bstop = uip_polludpconnections(dev, callback); + bstop = uip_polltcptimer(dev, callback, hsec); if (!bstop) -#endif { + /* Traverse all of the allocated UDP connections and perform the poll action */ + +#ifdef CONFIG_NET_UDP + bstop = uip_polludpconnections(dev, callback); + if (!bstop) +#endif + { #if defined(CONFIG_NET_ICMP) && defined(CONFIG_NET_ICMP_PING) - /* Traverse all of the tasks waiting to send an ICMP ECHO request */ + /* Traverse all of the tasks waiting to send an ICMP ECHO request */ - bstop = uip_pollicmp(dev, callback); + bstop = uip_pollicmp(dev, callback); #endif + } } } |