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apps/wireless/bluetooth/btsak: Add initial implementation of scan commands.
This commit is contained in:
Gregory Nutt
parent
9f1a10996b
commit
bc5dd0efc5
4 changed files with 319 additions and 16 deletions
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@ -46,7 +46,7 @@ STACKSIZE = 4096
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# Bluetooth SAK (Swiss Army Knife)
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ASRCS =
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CSRCS =
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CSRCS = btsak_scan.c
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MAINSRC = btsak_main.c
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AOBJS = $(ASRCS:.S=$(OBJEXT))
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@ -61,10 +61,6 @@
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#define BTSAK_MAX_DAEMONNAME BTSAK_DAEMONNAME_PREFIX_LEN + BTSAK_MAX_IFNAME
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#define BTSAK_DEFAULT_EPADDR {0x00, 0x11, 0x22, 0x33, 0x44, 0x55}
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#define PRINTF_FORMAT_ADDR(addr) \
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"%02x:%02x:%02x:%02x:%02x:%02x\n", \
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addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]
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/****************************************************************************
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* Public Types
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****************************************************************************/
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@ -73,7 +69,6 @@ struct btsak_s
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{
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FAR char *progname; /* Program name */
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FAR char *ifname; /* Interface name */
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int sockfd; /* Socket descriptor */
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bt_addr_t ep_btaddr; /* Blue tooth address */
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#if defined(CONFIG_NET_BLUETOOTH)
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struct sockaddr_bt_s ep_sockaddr; /* AF_BLUETOOTH endpoint address */
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@ -42,19 +42,11 @@
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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 <strings.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <queue.h>
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#include <sys/ioctl.h>
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#include <arpa/inet.h>
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#include <nuttx/fs/ioctl.h>
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#include <nuttx/wireless/bt_ioctl.h>
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#include <nuttx/net/bluetooth.h>
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#include "btsak.h"
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@ -103,7 +95,7 @@ static const struct btsak_command_s g_btsak_commands[] =
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},
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{"scan",
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(CODE void *)btsak_cmd_scan,
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"[-h] <on|off>"
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"[-h] <start [-d]|get|stop>"
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},
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{
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"advertise",
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@ -611,7 +603,7 @@ void btsak_gatt_showusage(FAR const char *progname, FAR const char *cmd,
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fprintf(stderr, "%s: Generic Attribute (GATT) commands:\n", cmd);
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fprintf(stderr, "Usage:\n\n");
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fprintf(stderr, " %s <ifname> %s [-h] <cmd> [option [option [option...]]]\n",
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fprintf(stderr, "\t%s <ifname> %s [-h] <cmd> [option [option [option...]]]\n",
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progname, cmd);
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fprintf(stderr, "\nWhere <cmd> [option [option [option...]]] is one of:\n\n");
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316
wireless/bluetooth/btsak/btsak_scan.c
Normal file
316
wireless/bluetooth/btsak/btsak_scan.c
Normal file
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@ -0,0 +1,316 @@
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/****************************************************************************
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* apps/wireless/bluetooth/btsak/btsak_scan.c
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* Bluetooth Swiss Army Knife -- Scan command
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*
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* Copyright (C) 2018 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Based loosely on the i8sak IEEE 802.15.4 program by Anthony Merlino and
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* Sebastien Lorquet. Commands inspired for btshell example in the
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* Intel/Zephyr Arduino 101 package (BSD license).
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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 <sys/ioctl.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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#include <errno.h>
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#include <nuttx/wireless/bt_ioctl.h>
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#include "btsak.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#if !defined(CONFIG_BTSAK_NINSTANCES) || CONFIG_BTSAK_NINSTANCES <= 0
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# undef CONFIG_BTSAK_NINSTANCES
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# define CONFIG_BTSAK_NINSTANCES 3
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#endif
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/* Describes one command */
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struct btsak_command_s
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{
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FAR const char *name;
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CODE void (*handler)(FAR struct btsak_s *btsak, int argc, FAR char *argv[]);
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FAR const char *help;
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};
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: btsak_scan_showusage
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*
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* Description:
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* Show usage of the scan command
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*
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****************************************************************************/
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static void btsak_scan_showusage(FAR const char *progname,
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FAR const char *cmd, int exitcode)
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{
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fprintf(stderr, "%s: Scan commands:\n", cmd);
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fprintf(stderr, "Usage:\n\n");
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fprintf(stderr, "\t%s <ifname> %s [-h] <start [-d]|get|stop>\n",
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progname, cmd);
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fprintf(stderr, "\nWhere the options do the following:\n\n");
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fprintf(stderr, "\tstart\t- Starts scanning. The -d option enabled duplicate\n");
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fprintf(stderr, "\t\t filtering.\n");
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fprintf(stderr, "\tget\t - Shows new accumulated scan results\n");
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fprintf(stderr, "\tstop\t- Stops scanning\n");
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exit(exitcode);
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}
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/****************************************************************************
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* Name: btsak_cmd_scanstart
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*
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* Description:
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* Scan start command
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*
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****************************************************************************/
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static void btsak_cmd_scanstart(FAR struct btsak_s *btsak, FAR char *cmd,
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int argc, FAR char *argv[])
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{
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struct bt_scanstart_s start;
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int argind;
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int sockfd;
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int ret;
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/* Check if an option was provided */
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argind = 1;
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start.ss_dupenable = false;
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if (argc > 1)
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{
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if (strcmp(argv[argind], "-d") == 0)
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{
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start.ss_dupenable = true;
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}
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else
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{
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fprintf(stderr, "ERROR: Unrecognized option: %s\n",
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argv[argind]);
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btsak_scan_showusage(btsak->progname, cmd, EXIT_FAILURE);
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}
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}
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/* Perform the IOCTL to start scanning */
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strncpy(start.ss_name, btsak->ifname, HCI_DEVNAME_SIZE);
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sockfd = btsak_socket(btsak);
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if (sockfd >= 0)
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{
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ret = ioctl(sockfd, SIOCBT_SCANSTART,
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(unsigned long)((uintptr_t)&start));
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: ioctl(SIOCBT_SCANSTART) failed: %d\n",
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errno);
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}
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}
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close(sockfd);
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}
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/****************************************************************************
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* Name: btsak_cmd_scanget
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*
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* Description:
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* Scan get command
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*
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****************************************************************************/
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static void btsak_cmd_scanget(FAR struct btsak_s *btsak, FAR char *cmd,
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int argc, FAR char *argv[])
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{
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union
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{
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struct bt_scanresult_s result;
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uint8_t b[SIZEOF_BT_SCANRESULT_S(5)];
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} u;
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int sockfd;
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int ret;
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/* Perform the IOCTL to get the scan results so far */
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strncpy(u.result.sr_name, btsak->ifname, HCI_DEVNAME_SIZE);
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u.result.sr_nrsp = 5;
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sockfd = btsak_socket(btsak);
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if (sockfd >= 0)
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{
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ret = ioctl(sockfd, SIOCBT_SCANGET,
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(unsigned long)((uintptr_t)&u.result));
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: ioctl(SIOCBT_SCANGET) failed: %d\n",
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errno);
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}
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/* Show scan results */
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else
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{
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FAR struct bt_scanresponse_s *rsp;
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int i;
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int j;
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int k;
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printf("Scan result:\n");
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for (i = 0; i < u.result.sr_nrsp; i++)
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{
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rsp = &u.result.sr_rsp[i];
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printf("%d.\tname: %s\n", rsp->sr_name);
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printf("\taddr: "
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"%02x:%02x:%02x:%02x:%02x:%02x type: %d\n",
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rsp->sr_addr.val[0], rsp->sr_addr.val[1],
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rsp->sr_addr.val[2], rsp->sr_addr.val[3],
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rsp->sr_addr.val[4], rsp->sr_addr.val[5],
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rsp->sr_addr.type);
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printf("\trssi: %d\n", rsp->sr_rssi);
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printf("\tresponse type: %u\n", rsp->sr_type);
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printf("\tadvertiser data:\n");
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for (j = 0; j < rsp->sr_len; j += 16)
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{
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printf("\t ");
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for (k = 0; k < 16 && (j + k) < rsp->sr_len; k++)
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{
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printf(" %02x", rsp->sr_data[j + k]);
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}
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printf("\n");
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}
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}
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}
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close(sockfd);
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}
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}
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/****************************************************************************
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* Name: btsak_cmd_scanstop
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*
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* Description:
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* Scan stop command
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*
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****************************************************************************/
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static void btsak_cmd_scanstop(FAR struct btsak_s *btsak, FAR char *cmd,
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int argc, FAR char *argv[])
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{
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struct bt_scanstop_s stop;
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int sockfd;
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int ret;
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/* Perform the IOCTL to start scanning */
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strncpy(stop.st_name, btsak->ifname, HCI_DEVNAME_SIZE);
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sockfd = btsak_socket(btsak);
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if (sockfd >= 0)
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{
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ret = ioctl(sockfd, SIOCBT_SCANSTOP,
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(unsigned long)((uintptr_t)&stop));
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: ioctl(SIOCBT_SCANSTOP) failed: %d\n",
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errno);
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}
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}
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close(sockfd);
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}
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/****************************************************************************
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* Public functions
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****************************************************************************/
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/****************************************************************************
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* Name:
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*
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* Description:
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*
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****************************************************************************/
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void btsak_cmd_scan(FAR struct btsak_s *btsak, int argc, FAR char *argv[])
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{
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int argind;
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/* Verify that an option was provided */
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argind = 1;
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if (argc < 2)
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{
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fprintf(stderr, "ERROR: Missing scan command\n");
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btsak_scan_showusage(btsak->progname, argv[0], EXIT_FAILURE);
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}
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/* Check for command */
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if (strcmp(argv[argind], "-h") == 0)
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{
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btsak_scan_showusage(btsak->progname, argv[0], EXIT_SUCCESS);
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}
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else if (strcmp(argv[argind], "-h") == 0)
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{
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btsak_cmd_scanstart(btsak, argv[0], argc - argind, &argv[argind]);
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}
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else if (strcmp(argv[argind], "-h") == 0)
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{
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btsak_cmd_scanget(btsak, argv[0], argc - argind, &argv[argind]);
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}
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else if (strcmp(argv[argind], "-h") == 0)
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{
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btsak_cmd_scanstop(btsak, argv[0], argc - argind, &argv[argind]);
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}
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else
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{
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fprintf(stderr, "ERROR: Unrecognized scan command: %s\n", argv[argind]);
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btsak_scan_showusage(btsak->progname, argv[0], EXIT_FAILURE);
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}
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}
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