netlib and NSH: Add logic to set the IEEE802.15.4 PAN ID.

2025-10-18 17:32:09 +08:00 · 2017-04-19 18:10:19 -06:00
parent a029316ba7
commit c2bdd49421
7 changed files with 236 additions and 3 deletions
--- a/netutils/netlib/netlib_getpanid.c
+++ b/netutils/netlib/netlib_getpanid.c
@@ -0,0 +1,109 @@
+/****************************************************************************
+ * netutils/netlib/netlib_getpanid.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/socket.h>
+#include <sys/ioctl.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+
+#include <netinet/in.h>
+#include <net/if.h>
+
+#include <nuttx/net/sixlowpan.h>
+#include <nuttx/wireless/wireless.h>
+
+#include "netutils/netlib.h"
+
+#if defined(CONFIG_NET_6LOWPAN) && CONFIG_NSOCKET_DESCRIPTORS > 0
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: netlib_getpanid
+ *
+ * Description:
+ *   Return the current PAN ID
+ *
+ * Parameters:
+ *   ifname The name of the interface to use
+ *   panid  The location to return the current PAN ID
+ *
+ * Return:
+ *   0 on success; -1 on failure.  errno will be set on failure.
+ *
+ ****************************************************************************/
+
+int netlib_getpanid(FAR const char *ifname, FAR uint16_t *panid)
+{
+  int ret = ERROR;
+
+  if (ifname != NULL && panid != NULL)
+    {
+      /* Get a socket (only so that we get access to the INET subsystem) */
+
+      int sockfd = socket(PF_INET6, NETLIB_SOCK_IOCTL, 0);
+      if (sockfd >= 0)
+        {
+          struct sixlowpan_req_s req;
+
+          /* Put the driver name into the request */
+
+          strncpy(req.ifr_name, ifname, IFNAMSIZ);
+
+          /* Perform the ioctl to get the current PAN ID */
+
+          ret = ioctl(sockfd, SIOCGWPANID, (unsigned long)((uintptr_t)&req));
+          close(sockfd);
+
+          /* Reuturn the current PAN ID  */
+
+          *panid = req.u.panid.panid;
+        }
+    }
+
+  return ret;
+}
+
+#endif /* CONFIG_NET_6LOWPAN && CONFIG_NSOCKET_DESCRIPTORS */