335 lines
10 KiB
C
335 lines
10 KiB
C
/****************************************************************************
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* apps/wireless/ieee802154/i8sak/i8sak_assoc.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) 2014-2015 Sebastien Lorquet. All rights reserved.
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* Copyright (C) 2017 Verge Inc. All rights reserved.
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*
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* Author: Sebastien Lorquet <sebastien@lorquet.fr>
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* Author: Anthony Merlino <anthony@vergeaero.com>
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* Author: Gregory Nuttx <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 <sys/ioctl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.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 <nuttx/fs/ioctl.h>
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#include "i8sak.h"
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#include <nuttx/wireless/ieee802154/ieee802154_ioctl.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 assoc_eventcb(FAR struct ieee802154_notif_s *notif, 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_assoc
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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_assoc_cmd(FAR struct i8sak_s *i8sak, int argc, FAR char *argv[])
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{
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struct ieee802154_assoc_req_s assocreq;
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struct wpanlistener_eventfilter_s filter;
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FAR struct ieee802154_pandesc_s *pandesc;
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struct ieee802154_set_req_s setreq;
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bool retry = false;
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int maxretries = 0;
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int retrycnt;
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int fd;
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int option;
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int optcnt;
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int ret;
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uint8_t resindex;
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setreq.attr = IEEE802154_ATTR_MAC_RESPONSE_WAIT_TIME;
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setreq.attrval.mac.resp_waittime = 32;
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/* If the addresses has never been automatically or manually set before, set
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* it assuming that we are the default device address and the endpoint is the
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* default PAN Coordinator address. This is actually the way the i8sak settings
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* are configured, so just set the flag if it's not already set.
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*/
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if (!i8sak->addrset)
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{
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i8sak->addrset = true;
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}
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optcnt = 0;
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while ((option = getopt(argc, argv, ":hr:s:e:w:t:")) != ERROR)
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{
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optcnt++;
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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] [-w <count>\n"
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" -h = this help menu\n"
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" -w = wait and retry on failure\n"
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" -r = use scan result index\n"
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" -s = coordinator short address"
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" -e = coordinator ext address"
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" -t = response wait time"
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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 'r':
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resindex = i8sak_str2luint8(optarg);
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if (resindex >= i8sak->npandesc)
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{
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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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}
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pandesc = &i8sak->pandescs[resindex];
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i8sak->chan = pandesc->chan;
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i8sak->chpage = pandesc->chpage;
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memcpy(&i8sak->ep, &pandesc->coordaddr, sizeof(struct ieee802154_addr_s));
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break;
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case 's':
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/* Parse short address and put it into the i8sak instance */
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i8sak_str2saddr(optarg, i8sak->ep.saddr);
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i8sak->ep.mode= IEEE802154_ADDRMODE_SHORT;
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break;
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case 'e':
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/* Parse extended address and put it into the i8sak instance */
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i8sak_str2eaddr(optarg, i8sak->ep.eaddr);
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i8sak->ep.mode = IEEE802154_ADDRMODE_EXTENDED;
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break;
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case 't':
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/* Parse wait time and set the paremeter in the request */
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setreq.attrval.mac.resp_waittime = i8sak_str2luint8(optarg);
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break;
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case 'w':
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/* Wait and retry if we fail to associate */
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retry = true;
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maxretries = atoi(optarg);
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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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/* If none of the option flags were used, and there is an argument included,
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* assume it is the PAN ID
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*/
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if (optcnt && argc == 2)
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{
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i8sak_str2panid(argv[1], i8sak->ep.panid);
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}
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fd = open(i8sak->devname, O_RDWR);
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if (fd < 0)
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{
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printf("i8sak: cannot open %s, errno=%d\n", i8sak->devname, errno);
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i8sak_cmd_error(i8sak);
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}
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ieee802154_set_req(fd, &setreq);
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/* Register new callback for receiving the association notifications. */
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memset(&filter, 0, sizeof(struct wpanlistener_eventfilter_s));
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filter.confevents.assoc = true;
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wpanlistener_add_eventreceiver(&i8sak->wpanlistener, assoc_eventcb,
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&filter, (FAR void *)i8sak, false);
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/* Loop for the specified retry count if the association fails.
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*/
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retrycnt = 0;
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for (; ; )
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{
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printf("i8sak: issuing ASSOC. request %d\n", retrycnt + 1);
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/* Issue association request */
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assocreq.chan = i8sak->chan;
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assocreq.chpage = i8sak->chpage;
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memcpy(&assocreq.coordaddr, &i8sak->ep,
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sizeof(struct ieee802154_addr_s));
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assocreq.capabilities.devtype = 0;
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assocreq.capabilities.powersource = 1;
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assocreq.capabilities.rxonidle = 1;
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assocreq.capabilities.security = 0;
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assocreq.capabilities.allocaddr = 1;
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ieee802154_assoc_req(fd, &assocreq);
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/* Wait for the assocconf event */
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i8sak->assoc = true;
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i8sak->result = -EBUSY;
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ret = sem_wait(&i8sak->sigsem);
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sem_post(&i8sak->exclsem);
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if (ret != OK)
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{
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i8sak->assoc = false;
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printf("i8sak: test cancelled\n");
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i8sak_cmd_error(i8sak);
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break;
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}
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/* Check if the association was successful */
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if (i8sak->result == OK)
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{
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/* Break out and return if the association was successful. */
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break;
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}
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/* Not successful .. were we asked to retry in the event of an
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* association failure?
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*/
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if (!retry)
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{
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/* No retries... break out now with the failed association */
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break;
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}
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/* A retry count of zero means to retry forever. Otherwise,
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* abort as soon as the maximum number of retries have been
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* performed.
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*/
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if (maxretries > 0 && retrycnt >= maxretries)
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{
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/* Max retry count exceeded -- break out now with a failed
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* association.
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*/
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break;
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}
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/* Otherwise, wait a bit and try again */
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sleep(2);
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retrycnt++;
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}
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/* Clean up and return */
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(void)wpanlistener_remove_eventreceiver(&i8sak->wpanlistener,
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assoc_eventcb);
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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 assoc_eventcb(FAR struct ieee802154_notif_s *notif, 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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if (notif->u.assocconf.status == IEEE802154_STATUS_SUCCESS)
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{
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printf("i8sak: ASSOC.request succeeded\n");
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i8sak->result = OK;
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}
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else
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{
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printf("i8sak: ASSOC.request failed: %s\n",
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IEEE802154_STATUS_STRING[notif->u.assocconf.status]);
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i8sak->result = -EAGAIN;
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}
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if (i8sak->assoc)
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{
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i8sak->assoc = false;
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sem_post(&i8sak->sigsem);
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}
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}
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