8375a2177e
Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
286 lines
8.5 KiB
C
286 lines
8.5 KiB
C
/****************************************************************************
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* apps/wireless/ieee802154/i8sak/i8sak_scan.c
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* IEEE 802.15.4 Swiss Army Knife
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*
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* Copyright (C) 2014-2015, 2017 Gregory Nutt. All rights reserved.
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* Copyright (C) 2017 Verge Inc. All rights reserved.
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*
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* Author: Anthony Merlino <anthony@vergeaero.com>
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* Author: Gregory Nutt <gnutt@nuttx.org>
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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
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF 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 <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <sys/ioctl.h>
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#include <nuttx/fs/ioctl.h>
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#include "i8sak.h"
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#include <nuttx/wireless/ieee802154/ieee802154_mac.h>
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#include "wireless/ieee802154.h"
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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static void scan_eventcb(FAR struct ieee802154_primitive_s *primitive,
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FAR void *arg);
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name : i8sak_scan_cmd
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*
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* Description :
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* Request association with the Coordinator
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****************************************************************************/
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void i8sak_scan_cmd(FAR struct i8sak_s *i8sak, int argc, FAR char *argv[])
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{
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struct ieee802154_scan_req_s scan;
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struct i8sak_eventfilter_s filter;
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int fd = 0;
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int option;
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int argind;
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int i;
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int minchannel;
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int maxchannel;
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scan.type = IEEE802154_SCANTYPE_PASSIVE;
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argind = 1;
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while ((option = getopt(argc, argv, ":hpae")) != ERROR)
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{
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argind++;
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switch (option)
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{
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case 'h':
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fprintf(stderr, "Requests association with endpoint\n"
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"Usage: %s [-h|p|a|e] minCh-maxCh\n"
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" -h = this help menu\n"
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" -p = passive scan (default)\n"
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" -a = active scan\n"
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" -e = energy scan\n"
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, argv[0]);
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/* Must manually reset optind if we are going to exit early */
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optind = -1;
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return;
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case 'p':
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scan.type = IEEE802154_SCANTYPE_PASSIVE;
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break;
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case 'a':
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scan.type = IEEE802154_SCANTYPE_ACTIVE;
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break;
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case 'e':
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scan.type = IEEE802154_SCANTYPE_ED;
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break;
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case ':':
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fprintf(stderr, "ERROR: missing argument\n");
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/* Must manually reset optind if we are going to exit early */
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optind = -1;
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i8sak_cmd_error(i8sak); /* This exits for us */
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case '?':
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fprintf(stderr, "ERROR: unknown argument\n");
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/* Must manually reset optind if we are going to exit early */
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optind = -1;
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i8sak_cmd_error(i8sak); /* This exits for us */
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}
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}
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/* There should always be one argument after the list option argument */
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if (argc != argind + 1)
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{
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fprintf(stderr, "ERROR: invalid channel list\n");
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i8sak_cmd_error(i8sak);
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}
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scan.duration = 7;
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scan.chpage = i8sak->chpage;
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/* Parse channel list */
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sscanf(argv[argind], "%d-%d", &minchannel, &maxchannel);
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scan.numchan = maxchannel - minchannel + 1;
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if (scan.numchan > 15)
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{
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fprintf(stderr, "ERROR: too many channels\n");
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i8sak_cmd_error(i8sak);
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}
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for (i = 0; i < scan.numchan; i++)
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{
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scan.channels[i] = minchannel + i;
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}
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i8sak_requestdaemon(i8sak);
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/* Register new callback for receiving the scan confirmation notification */
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memset(&filter, 0, sizeof(struct i8sak_eventfilter_s));
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filter.confevents.scan = true;
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i8sak_eventlistener_addreceiver(i8sak, scan_eventcb, &filter, true);
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printf("i8sak: starting scan\n");
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if (i8sak->mode == I8SAK_MODE_CHAR)
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{
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fd = open(i8sak->ifname, O_RDWR);
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if (fd < 0)
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{
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fprintf(stderr, "ERROR: cannot open %s, errno=%d\n",
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i8sak->ifname, errno);
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i8sak_cmd_error(i8sak);
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}
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ieee802154_scan_req(fd, &scan);
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}
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#ifdef CONFIG_NET_6LOWPAN
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else if (i8sak->mode == I8SAK_MODE_NETIF)
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{
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fd = socket(PF_INET6, SOCK_DGRAM, 0);
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if (fd < 0)
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{
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fprintf(stderr, "ERROR: failed to open socket, errno=%d\n", errno);
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i8sak_cmd_error(i8sak);
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}
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sixlowpan_scan_req(fd, i8sak->ifname, &scan);
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}
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#endif
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close(fd);
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}
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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static void scan_eventcb(FAR struct ieee802154_primitive_s *primitive,
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FAR void *arg)
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{
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FAR struct i8sak_s *i8sak = (FAR struct i8sak_s *)arg;
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FAR struct ieee802154_scan_conf_s *scan = &primitive->u.scanconf;
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int i;
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printf("\n\ni8sak: Scan complete: %s\n",
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IEEE802154_STATUS_STRING[scan->status]);
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printf("Scan type: ");
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switch (scan->type)
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{
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case IEEE802154_SCANTYPE_ACTIVE:
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printf("Active\n");
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break;
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case IEEE802154_SCANTYPE_PASSIVE:
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printf("Passive\n");
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break;
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case IEEE802154_SCANTYPE_ED:
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printf("Energy\n");
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break;
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default:
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printf("Unknown\n");
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break;
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}
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printf("Scan results: \n");
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if (scan->type == IEEE802154_SCANTYPE_ACTIVE ||
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scan->type == IEEE802154_SCANTYPE_PASSIVE)
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{
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/* Copy the results from the notification */
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i8sak->npandesc = scan->numresults;
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memcpy(i8sak->pandescs, scan->pandescs,
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sizeof(struct ieee802154_pandesc_s) * i8sak->npandesc);
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/* Print the results out */
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for (i = 0; i < scan->numresults; i++)
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{
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printf("Result %d\n", i);
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printf(" Channel: %u\n", scan->pandescs[i].chan);
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printf(" PAN ID: "
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PRINTF_FORMAT_PANID(scan->pandescs[i].coordaddr.panid));
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if (scan->pandescs[i].coordaddr.mode == IEEE802154_ADDRMODE_SHORT)
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{
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printf(" Coordinator Short Address: "
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PRINTF_FORMAT_SADDR(scan->pandescs[i].coordaddr.saddr));
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}
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else
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{
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printf(" Coordinator Extended Address: "
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PRINTF_FORMAT_EADDR(scan->pandescs[i].coordaddr.eaddr));
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}
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}
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}
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if (scan->type == IEEE802154_SCANTYPE_ED)
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{
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/* Print the results out */
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for (i = 0; i < scan->numresults; i++)
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{
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printf("Result %d\n", i);
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printf(" Channel: %u Energy: %d\n",
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scan->chlist[i], scan->edlist[i]);
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}
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}
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i8sak_requestdaemon(i8sak);
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}
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