1/*- 2 * status.c 3 * 4 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 5 * 6 * Copyright (c) 2001-2002 Maksim Yevmenkin <m_evmenkin@yahoo.com> 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $Id: status.c,v 1.2 2003/05/21 22:40:30 max Exp $ 31 * $FreeBSD$ 32 */ 33 34#include <sys/types.h> 35#include <sys/endian.h> 36#include <errno.h> 37#include <netgraph/bluetooth/include/ng_hci.h> 38#include <stdio.h> 39#include "hccontrol.h" 40 41/* Send Read_Failed_Contact_Counter command to the unit */ 42static int 43hci_read_failed_contact_counter(int s, int argc, char **argv) 44{ 45 ng_hci_read_failed_contact_cntr_cp cp; 46 ng_hci_read_failed_contact_cntr_rp rp; 47 int n; 48 49 switch (argc) { 50 case 1: 51 /* connection handle */ 52 if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff) 53 return (USAGE); 54 55 cp.con_handle = (uint16_t) (n & 0x0fff); 56 cp.con_handle = htole16(cp.con_handle); 57 break; 58 59 default: 60 return (USAGE); 61 } 62 63 /* send command */ 64 n = sizeof(rp); 65 if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_STATUS, 66 NG_HCI_OCF_READ_FAILED_CONTACT_CNTR), 67 (char const *) &cp, sizeof(cp), 68 (char *) &rp, &n) == ERROR) 69 return (ERROR); 70 71 if (rp.status != 0x00) { 72 fprintf(stdout, "Status: %s [%#02x]\n", 73 hci_status2str(rp.status), rp.status); 74 return (FAILED); 75 } 76 77 fprintf(stdout, "Connection handle: %d\n", le16toh(rp.con_handle)); 78 fprintf(stdout, "Failed contact counter: %d\n", le16toh(rp.counter)); 79 80 return (OK); 81} /* hci_read_failed_contact_counter */ 82 83/* Send Reset_Failed_Contact_Counter command to the unit */ 84static int 85hci_reset_failed_contact_counter(int s, int argc, char **argv) 86{ 87 ng_hci_reset_failed_contact_cntr_cp cp; 88 ng_hci_reset_failed_contact_cntr_rp rp; 89 int n; 90 91 switch (argc) { 92 case 1: 93 /* connection handle */ 94 if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff) 95 return (USAGE); 96 97 cp.con_handle = (uint16_t) (n & 0x0fff); 98 cp.con_handle = htole16(cp.con_handle); 99 break; 100 101 default: 102 return (USAGE); 103 } 104 105 /* send command */ 106 n = sizeof(rp); 107 if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_STATUS, 108 NG_HCI_OCF_RESET_FAILED_CONTACT_CNTR), 109 (char const *) &cp, sizeof(cp), 110 (char *) &rp, &n) == ERROR) 111 return (ERROR); 112 113 if (rp.status != 0x00) { 114 fprintf(stdout, "Status: %s [%#02x]\n", 115 hci_status2str(rp.status), rp.status); 116 return (FAILED); 117 } 118 119 return (OK); 120} /* hci_reset_failed_contact_counter */ 121 122/* Sent Get_Link_Quality command to the unit */ 123static int 124hci_get_link_quality(int s, int argc, char **argv) 125{ 126 ng_hci_get_link_quality_cp cp; 127 ng_hci_get_link_quality_rp rp; 128 int n; 129 130 switch (argc) { 131 case 1: 132 /* connection handle */ 133 if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff) 134 return (USAGE); 135 136 cp.con_handle = (uint16_t) (n & 0x0fff); 137 cp.con_handle = htole16(cp.con_handle); 138 break; 139 140 default: 141 return (USAGE); 142 } 143 144 /* send command */ 145 n = sizeof(rp); 146 if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_STATUS, 147 NG_HCI_OCF_GET_LINK_QUALITY), 148 (char const *) &cp, sizeof(cp), 149 (char *) &rp, &n) == ERROR) 150 return (ERROR); 151 152 if (rp.status != 0x00) { 153 fprintf(stdout, "Status: %s [%#02x]\n", 154 hci_status2str(rp.status), rp.status); 155 return (FAILED); 156 } 157 158 fprintf(stdout, "Connection handle: %d\n", le16toh(rp.con_handle)); 159 fprintf(stdout, "Link quality: %d\n", le16toh(rp.quality)); 160 161 return (OK); 162} /* hci_get_link_quality */ 163 164/* Send Read_RSSI command to the unit */ 165static int 166hci_read_rssi(int s, int argc, char **argv) 167{ 168 ng_hci_read_rssi_cp cp; 169 ng_hci_read_rssi_rp rp; 170 int n; 171 172 switch (argc) { 173 case 1: 174 /* connection handle */ 175 if (sscanf(argv[0], "%d", &n) != 1 || n <= 0 || n > 0x0eff) 176 return (USAGE); 177 178 cp.con_handle = (uint16_t) (n & 0x0fff); 179 cp.con_handle = htole16(cp.con_handle); 180 break; 181 182 default: 183 return (USAGE); 184 } 185 186 /* send command */ 187 n = sizeof(rp); 188 if (hci_request(s, NG_HCI_OPCODE(NG_HCI_OGF_STATUS, 189 NG_HCI_OCF_READ_RSSI), 190 (char const *) &cp, sizeof(cp), 191 (char *) &rp, &n) == ERROR) 192 return (ERROR); 193 194 if (rp.status != 0x00) { 195 fprintf(stdout, "Status: %s [%#02x]\n", 196 hci_status2str(rp.status), rp.status); 197 return (FAILED); 198 } 199 200 fprintf(stdout, "Connection handle: %d\n", le16toh(rp.con_handle)); 201 fprintf(stdout, "RSSI: %d dB\n", (int) rp.rssi); 202 203 return (OK); 204} /* hci_read_rssi */ 205 206struct hci_command status_commands[] = { 207{ 208"read_failed_contact_counter <connection_handle>", 209"\nThis command will read the value for the Failed_Contact_Counter\n" \ 210"parameter for a particular ACL connection to another device.\n\n" \ 211"\t<connection_handle> - dddd; ACL connection handle\n", 212&hci_read_failed_contact_counter 213}, 214{ 215"reset_failed_contact_counter <connection_handle>", 216"\nThis command will reset the value for the Failed_Contact_Counter\n" \ 217"parameter for a particular ACL connection to another device.\n\n" \ 218"\t<connection_handle> - dddd; ACL connection handle\n", 219&hci_reset_failed_contact_counter 220}, 221{ 222"get_link_quality <connection_handle>", 223"\nThis command will return the value for the Link_Quality for the\n" \ 224"specified ACL connection handle. This command will return a Link_Quality\n" \ 225"value from 0-255, which represents the quality of the link between two\n" \ 226"Bluetooth devices. The higher the value, the better the link quality is.\n" \ 227"Each Bluetooth module vendor will determine how to measure the link quality." \ 228"\n\n" \ 229"\t<connection_handle> - dddd; ACL connection handle\n", 230&hci_get_link_quality 231}, 232{ 233"read_rssi <connection_handle>", 234"\nThis command will read the value for the difference between the\n" \ 235"measured Received Signal Strength Indication (RSSI) and the limits of\n" \ 236"the Golden Receive Power Range for a ACL connection handle to another\n" \ 237"Bluetooth device. Any positive RSSI value returned by the Host Controller\n" \ 238"indicates how many dB the RSSI is above the upper limit, any negative\n" \ 239"value indicates how many dB the RSSI is below the lower limit. The value\n" \ 240"zero indicates that the RSSI is inside the Golden Receive Power Range.\n\n" \ 241"\t<connection_handle> - dddd; ACL connection handle\n", 242&hci_read_rssi 243}, 244{ 245NULL, 246}}; 247 248