wireless/ieee802154: i8sak adds event handling from MAC char driver

include/wireless/ieee802154.h

@@ -54,12 +54,9 @@
 /* libmac *******************************************************************/
 /* Character driver IOCTL helpers */
 
-#if 0
+
-int ieee802154_mcps_register(int fd,
+int ieee802154_enableevents(int fd, bool enable);
-      FAR struct ieee802154_mcps_register_s *info);
+
-int ieee802154_mlme_register(int fd,
-      FAR struct ieee802154_mlme_register_s *info);
-#endif
 int ieee802154_assoc_req(int fd, FAR struct ieee802154_assoc_req_s *req);
 int ieee802154_assoc_resp(int fd, FAR struct ieee802154_assoc_resp_s *resp);
 int ieee802154_disassoc_req(int fd,

wireless/ieee802154/i8sak/Kconfig

@@ -6,7 +6,9 @@
 config IEEE802154_I8SAK
 	bool "IEEE 802.15.4 Swiss Army Knife"
 	default n
+	select IEEE802154_MAC_DEV
 	select IEEE802154_LIBUTILS
+	select IEEE802154_LIBMAC
 	---help---
 		Enable the IEEE 802.15.4 Swiss Army Knife
 

wireless/ieee802154/i8sak/i8sak_main.c

@@ -90,6 +90,7 @@ typedef void (*cmd3_t)(FAR const char *devname, FAR const char *arg1,
 
 static int i8_tx(int fd);
 static int i8_parse_payload(FAR const char *str);
+static pthread_addr_t i8_eventlistener(pthread_addr_t arg);
 
 static void i8_tx_cmd(FAR const char *devname, FAR const char *payload);
 static void i8_sniffer_cmd(FAR const char *devname);
@@ -121,6 +122,7 @@ int g_blaster_period = 0;
 
 bool g_sniffer_daemon_started = false;
 bool g_blaster_daemon_started = false;
+bool g_eventlistener_run = false;
 
 /****************************************************************************
  * Public Data
@@ -189,6 +191,10 @@ static int i8_sniffer_daemon(int argc, FAR char *argv[])
 
   g_sniffer_daemon_started = true;
 
+  /* We don't care about any events, so disable them */
+
+  ret = ieee802154_enableevents(fd, false);
+
   /* Enable promiscuous mode */
 
   ret = ieee802154_setpromisc(fd, true);
@@ -227,6 +233,8 @@ done:
 
   ret = ieee802154_setpromisc(fd, false);
 
+  ret = ieee802154_enableevents(fd, true);
+
   printf("sniffer_daemon: closing");
   close(fd);
   g_sniffer_daemon_started = false;
@@ -288,6 +296,7 @@ static void i8_blaster_cmd(FAR const char *devname, FAR const char *period_ms,
 static int i8_blaster_daemon(int argc, FAR char *argv[])
 {
   int ret, fd;
+  pthread_t eventthread;
 
   fd = open(argv[1], O_RDWR);
   if (fd < 0)
@@ -300,6 +309,16 @@ static int i8_blaster_daemon(int argc, FAR char *argv[])
   printf("blaster_daemon: starting\n"); 
   g_blaster_daemon_started = true;
 
+  /* Start a thread to handle any events that occur */
+
+  g_eventlistener_run = true;
+  ret = pthread_create(&eventthread, NULL, i8_eventlistener, (void *)&fd);
+  if (ret != 0)
+    {
+      printf("blaster_daemon: Failed to create eventlistener thread: %d\n", ret);
+      goto done;
+    }
+
   while(1)
     {
       ret = i8_tx(fd);
@@ -315,7 +334,11 @@ static int i8_blaster_daemon(int argc, FAR char *argv[])
     }
 
 done:
+  /* Tell the eventthread to stop */
+
   printf("blaster_daemon: closing\n");
+  g_eventlistener_run = false;
+  pthread_join(eventthread, NULL);
   close(fd);
   g_blaster_daemon_started = false;
   return OK;
@@ -365,6 +388,41 @@ static void i8_tx_cmd(FAR const char *devname, FAR const char *str)
   close(fd);
 }
 
+/****************************************************************************
+ * Name : i8_eventlistener
+ *
+ * Description :
+ *   Listen for events from the MAC layer
+ ****************************************************************************/
+
+static pthread_addr_t i8_eventlistener(pthread_addr_t arg)
+{
+  int ret;
+  struct ieee802154_notif_s notif;
+  int fd = *(int *)arg;
+
+  while (g_eventlistener_run)
+    {
+      ret = ioctl(fd, MAC802154IOC_GET_EVENT, (unsigned long)((uintptr_t)&notif));
+      if (ret < 0)
+        {
+          fprintf(stderr, "MAC802154IOC_GET_EVENTS failed: %d\n", ret);
+        }
+      
+      switch (notif.notiftype)
+        {
+          case IEEE802154_NOTIFY_CONF_DATA:
+            printf("Data Confirmation Status %d\n", notif.u.dataconf.status);
+            break;
+          default:
+            printf("Unhandled notification: %d\n", notif.notiftype);
+            break;
+        }
+    }
+
+    return NULL;
+}
+
 /****************************************************************************
  * Name : i8_parse_payload
  *

wireless/ieee802154/libmac/Makefile

@@ -45,7 +45,7 @@ CSRCS  = ieee802154_assocreq.c ieee802154_assocresp.c ieee802154_disassocreq.c
 CSRCS += ieee802154_getreq.c ieee802154_gtsreq.c ieee802154_orphanresp.c
 CSRCS += ieee802154_resetreq.c ieee802154_rxenabreq.c  ieee802154_scanreq.c
 CSRCS += ieee802154_setreq.c ieee802154_startreq.c ieee802154_syncreq.c
-CSRCS += ieee802154_pollreq.c
+CSRCS += ieee802154_pollreq.c ieee802154_enableevents.c
 # Add Get/Set Attribute helpers
 CSRCS += ieee802154_setchan.c ieee802154_getchan.c 
 CSRCS += ieee802154_setpanid.c ieee802154_getpanid.c 

wireless/ieee802154/libmac/ieee802154_enableevents.c

@@ -0,0 +1,69 @@
+/****************************************************************************
+ * apps/wireless/ieee802154/libmac/ieee802154_enableevents.c
+ *
+ *   Copyright (C) 2017 Gregory Nutt. All rights reserved.
+ *   Author:  Gregory Nutt <gnutt@nuttx.org>
+ *
+ * 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 <sys/ioctl.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <errno.h>
+
+#include <nuttx/fs/ioctl.h>
+
+#include <nuttx/wireless/ieee802154/ieee802154_mac.h>
+#include <nuttx/wireless/ieee802154/ieee802154_ioctl.h>
+#include "wireless/ieee802154.h"
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+int ieee802154_enableevents(int fd, bool enable) 
+{
+  int ret;
+
+  ret = ioctl(fd, MAC802154IOC_ENABLE_EVENTS, (unsigned long)enable);
+  if (ret < 0)
+    {
+      ret = -errno;
+      fprintf(stderr, "MAC802154IOC_ENABLE_EVENTS failed: %d\n", ret);
+    }
+
+  return ret;
+}