246 lines
7.1 KiB
C
246 lines
7.1 KiB
C
/*
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* status.c
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*
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* Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com>
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* All rights reserved.
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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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* 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 the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: status.c,v 1.1 2002/11/24 20:22:38 max Exp $
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* $FreeBSD$
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*/
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#include <sys/types.h>
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#include <sys/endian.h>
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#include <errno.h>
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#include <ng_hci.h>
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#include <stdio.h>
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#include "hccontrol.h"
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/* Send Read_Failed_Contact_Counter command to the unit */
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static int
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hci_read_failed_contact_counter(int s, int argc, char **argv)
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{
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ng_hci_read_failed_contact_cntr_cp cp;
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ng_hci_read_failed_contact_cntr_rp rp;
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int n;
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switch (argc) {
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case 1:
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/* connection handle */
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if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff)
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return (USAGE);
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cp.con_handle = (u_int16_t) (n & 0x0fff);
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cp.con_handle = htole16(cp.con_handle);
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break;
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default:
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return (USAGE);
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}
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/* send command */
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n = sizeof(rp);
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if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_STATUS,
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NG_HCI_OCF_READ_FAILED_CONTACT_CNTR),
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(char const *) &cp, sizeof(cp),
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(char *) &rp, &n) == ERROR)
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return (ERROR);
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if (rp.status != 0x00) {
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fprintf(stdout, "Status: %s [%#02x]\n",
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hci_status2str(rp.status), rp.status);
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return (FAILED);
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}
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fprintf(stdout, "Connection handle: %d\n", le16toh(rp.con_handle));
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fprintf(stdout, "Failed contact counter: %d\n", le16toh(rp.counter));
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return (OK);
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} /* hci_read_failed_contact_counter */
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/* Send Reset_Failed_Contact_Counter command to the unit */
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static int
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hci_reset_failed_contact_counter(int s, int argc, char **argv)
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{
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ng_hci_reset_failed_contact_cntr_cp cp;
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ng_hci_reset_failed_contact_cntr_rp rp;
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int n;
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switch (argc) {
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case 1:
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/* connection handle */
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if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff)
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return (USAGE);
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cp.con_handle = (u_int16_t) (n & 0x0fff);
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cp.con_handle = htole16(cp.con_handle);
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break;
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default:
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return (USAGE);
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}
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/* send command */
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n = sizeof(rp);
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if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_STATUS,
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NG_HCI_OCF_RESET_FAILED_CONTACT_CNTR),
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(char const *) &cp, sizeof(cp),
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(char *) &rp, &n) == ERROR)
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return (ERROR);
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if (rp.status != 0x00) {
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fprintf(stdout, "Status: %s [%#02x]\n",
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hci_status2str(rp.status), rp.status);
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return (FAILED);
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}
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return (OK);
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} /* hci_reset_failed_contact_counter */
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/* Sent Get_Link_Quality command to the unit */
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static int
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hci_get_link_quality(int s, int argc, char **argv)
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{
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ng_hci_get_link_quality_cp cp;
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ng_hci_get_link_quality_rp rp;
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int n;
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switch (argc) {
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case 1:
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/* connection handle */
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if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff)
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return (USAGE);
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cp.con_handle = (u_int16_t) (n & 0x0fff);
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cp.con_handle = htole16(cp.con_handle);
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break;
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default:
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return (USAGE);
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}
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/* send command */
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n = sizeof(rp);
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if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_STATUS,
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NG_HCI_OCF_GET_LINK_QUALITY),
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(char const *) &cp, sizeof(cp),
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(char *) &rp, &n) == ERROR)
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return (ERROR);
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if (rp.status != 0x00) {
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fprintf(stdout, "Status: %s [%#02x]\n",
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hci_status2str(rp.status), rp.status);
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return (FAILED);
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}
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fprintf(stdout, "Connection handle: %d\n", le16toh(rp.con_handle));
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fprintf(stdout, "Link quality: %d\n", le16toh(rp.quality));
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return (OK);
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} /* hci_get_link_quality */
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/* Send Read_RSSI command to the unit */
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static int
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hci_read_rssi(int s, int argc, char **argv)
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{
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ng_hci_read_rssi_cp cp;
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ng_hci_read_rssi_rp rp;
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int n;
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switch (argc) {
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case 1:
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/* connection handle */
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if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff)
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return (USAGE);
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cp.con_handle = (u_int16_t) (n & 0x0fff);
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cp.con_handle = htole16(cp.con_handle);
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break;
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default:
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return (USAGE);
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}
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/* send command */
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n = sizeof(rp);
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if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_STATUS,
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NG_HCI_OCF_READ_RSSI),
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(char const *) &cp, sizeof(cp),
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(char *) &rp, &n) == ERROR)
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return (ERROR);
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if (rp.status != 0x00) {
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fprintf(stdout, "Status: %s [%#02x]\n",
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hci_status2str(rp.status), rp.status);
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return (FAILED);
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}
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fprintf(stdout, "Connection handle: %d\n", le16toh(rp.con_handle));
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fprintf(stdout, "RSSI: %d dB\n", (int) rp.rssi);
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return (OK);
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} /* hci_read_rssi */
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struct hci_command status_commands[] = {
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{
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"read_failed_contact_counter <connection_handle>",
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"\nThis command will read the value for the Failed_Contact_Counter\n" \
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"parameter for a particular ACL connection to another device.\n\n" \
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"\t<connection_handle> - dddd; ACL connection handle\n",
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&hci_read_failed_contact_counter
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},
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{
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"reset_failed_contact_counter <connection_handle>",
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"\nThis command will reset the value for the Failed_Contact_Counter\n" \
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"parameter for a particular ACL connection to another device.\n\n" \
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"\t<connection_handle> - dddd; ACL connection handle\n",
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&hci_reset_failed_contact_counter
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},
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{
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"get_link_quality <connection_handle>",
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"\nThis command will return the value for the Link_Quality for the\n" \
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"specified ACL connection handle. This command will return a Link_Quality\n" \
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"value from 0-255, which represents the quality of the link between two\n" \
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"Bluetooth devices. The higher the value, the better the link quality is.\n" \
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"Each Bluetooth module vendor will determine how to measure the link quality." \
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"\n\n" \
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"\t<connection_handle> - dddd; ACL connection handle\n",
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&hci_get_link_quality
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},
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{
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"read_rssi <connection_handle>",
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"\nThis command will read the value for the difference between the\n" \
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"measured Received Signal Strength Indication (RSSI) and the limits of\n" \
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"the Golden Receive Power Range for a ACL connection handle to another\n" \
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"Bluetooth device. Any positive RSSI value returned by the Host Controller\n" \
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"indicates how many dB the RSSI is above the upper limit, any negative\n" \
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"value indicates how many dB the RSSI is below the lower limit. The value\n" \
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"zero indicates that the RSSI is inside the Golden Receive Power Range.\n\n" \
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"\t<connection_handle> - dddd; ACL connection handle\n",
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&hci_read_rssi
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},
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{
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NULL,
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}};
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