Networking: Hook in ICMPv6 polling operations into periodic network logic

2 files changed, 47 insertions, 10 deletions

diff --git a/nuttx/net/devif/devif_poll.c b/nuttx/net/devif/devif_poll.c
index 4d365a2da..e0fd5df2b 100644
--- a/nuttx/net/devif/devif_poll.c
+++ b/nuttx/net/devif/devif_poll.c
@@ -51,6 +51,7 @@
 #include "udp/udp.h"
 #include "pkt/pkt.h"
 #include "icmp/icmp.h"
+#include "icmpv6/icmpv6.h"
 #include "igmp/igmp.h"
 
 /****************************************************************************
@@ -101,11 +102,7 @@ static int devif_poll_pkt_connections(FAR struct net_driver_s *dev,
  * Function: devif_poll_icmp
  *
  * Description:
- *   Poll all UDP connections for available packets to send.
- *
- * Assumptions:
- *   This function is called from the MAC device driver and may be called from
- *   the timer interrupt/watchdog handle level.
+ *   Poll all of the connections waiting to send an ICMP ECHO request
  *
  ****************************************************************************/
 
@@ -113,7 +110,7 @@ static int devif_poll_pkt_connections(FAR struct net_driver_s *dev,
 static inline int devif_poll_icmp(FAR struct net_driver_s *dev,
                                   devif_poll_callback_t callback)
 {
-  /* Perform the UDP TX poll */
+  /* Perform the ICMP poll */
 
   icmp_poll(dev);
 
@@ -124,6 +121,28 @@ static inline int devif_poll_icmp(FAR struct net_driver_s *dev,
 #endif /* CONFIG_NET_ICMP && CONFIG_NET_ICMP_PING */
 
 /****************************************************************************
+ * Function: devif_poll_icmpv6
+ *
+ * Description:
+ *   Poll all of the connections waiting to send an ICMPv6 ECHO request
+ *
+ ****************************************************************************/
+
+#if defined(CONFIG_NET_ICMPv6) && defined(CONFIG_NET_ICMPv6_PING)
+static inline int devif_poll_icmpv6(FAR struct net_driver_s *dev,
+                                    devif_poll_callback_t callback)
+{
+  /* Perform the ICMPv6 poll */
+
+  icmpv6_poll(dev);
+
+  /* Call back into the driver */
+
+  return callback(dev);
+}
+#endif /* CONFIG_NET_ICMPv6 && CONFIG_NET_ICMPv6_PING */
+
+/****************************************************************************
  * Function: devif_poll_igmp
  *
  * Description:
@@ -271,7 +290,7 @@ static inline int devif_poll_tcp_timer(FAR struct net_driver_s *dev,
  *
  * Description:
  *   This function will traverse each active uIP connection structure and
- *   will perform TCP and UDP polling operations. devif_poll() may be called
+ *   will perform network polling operations. devif_poll() may be called
  *   asynchronously with the network driver can accept another outgoing
  *   packet.
  *
@@ -354,6 +373,15 @@ int devif_poll(FAR struct net_driver_s *dev, devif_poll_callback_t callback)
 
   if (!bstop)
 #endif
+#if defined(CONFIG_NET_ICMPv6) && defined(CONFIG_NET_ICMPv6_PING)
+    {
+      /* Traverse all of the tasks waiting to send an ICMPv6 ECHO request. */
+
+      bstop = devif_poll_icmpv6(dev, callback);
+    }
+
+  if (!bstop)
+#endif
     {
       /* Nothing more to do */
     }
@@ -366,8 +394,8 @@ int devif_poll(FAR struct net_driver_s *dev, devif_poll_callback_t callback)
  *
  * Description:
  *   These function will traverse each active uIP connection structure and
- *   perform TCP timer operations (and UDP polling operations). The Ethernet
- *   driver MUST implement logic to periodically call devif_timer().
+ *   perform network timer operations. The Ethernet driver MUST implement
+ *   logic to periodically call devif_timer().
  *
  *   This function will call the provided callback function for every active
  *   connection. Polling will continue until all connections have been polled
@@ -459,6 +487,15 @@ int devif_timer(FAR struct net_driver_s *dev, devif_poll_callback_t callback,
 
   if (!bstop)
 #endif
+#if defined(CONFIG_NET_ICMP6) && defined(CONFIG_NET_ICMPv6_PING)
+    {
+      /* Traverse all of the tasks waiting to send an ICMP ECHO request. */
+
+      bstop = devif_poll_icmp6(dev, callback);
+    }
+
+  if (!bstop)
+#endif
     {
       /* Nothing to do */
     }
diff --git a/nuttx/net/icmpv6/icmpv6_ping.c b/nuttx/net/icmpv6/icmpv6_ping.c
index 9de346703..bedc11567 100644
--- a/nuttx/net/icmpv6/icmpv6_ping.c
+++ b/nuttx/net/icmpv6/icmpv6_ping.c
@@ -297,7 +297,7 @@ end_wait:
  ****************************************************************************/
 
 /****************************************************************************
- * Name: imcp_ping
+ * Name: imcpv6_ping
  *
  * Description:
  *   Send a ECHO request and wait for the ECHO response