1#!/bin/sh 2# 3# Copyright (c) 2005 Maksim Yevmenkin <m_evmenkin@yahoo.com> 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# 27 28# PROVIDE: bluetooth 29# REQUIRE: DAEMON 30# KEYWORD: nojail nostart 31 32. /etc/rc.subr 33 34name="bluetooth" 35desc="Bluetooth setup script" 36rcvar= 37start_cmd="bluetooth_start" 38stop_cmd="bluetooth_stop" 39required_modules="ng_bluetooth ng_hci ng_l2cap ng_btsocket" 40 41############################################################################## 42# Read and parse Bluetooth device configuration file 43############################################################################## 44 45bluetooth_read_conf() 46{ 47 local _err _file _line _namespace 48 49 _file=$1 50 _namespace=$2 51 _err=0 52 53 if [ ! -e $_file ]; then 54 return 0 55 fi 56 57 if [ ! -f $_file -o ! -r $_file ]; then 58 err 1 "Bluetooth configuration file $_file is not a file or not readable" 59 fi 60 61 while read _line 62 do 63 case "$_line" in 64 \#*) 65 continue 66 ;; 67 68 *) 69 if [ -z "$_line" ]; then 70 continue; 71 fi 72 73 74 if expr "$_line" : "[a-zA-Z0-9_]*=" > /dev/null 2>&1; then 75 eval "${_namespace}${_line}" 76 else 77 warn "Unable to parse line \"$_line\" in $_file" 78 _err=1 79 fi 80 ;; 81 esac 82 done < $_file 83 84 return $_err 85} 86 87############################################################################## 88# Setup Bluetooth stack. Create and connect nodes 89############################################################################## 90 91bluetooth_setup_stack() 92{ 93 dev=$1 94 shift 95 hook=$1 96 shift 97 98 # Setup HCI 99 ngctl mkpeer ${dev}: hci ${hook} drv \ 100 > /dev/null 2>&1 || return 1 101 102 ngctl name ${dev}:${hook} ${dev}hci \ 103 > /dev/null 2>&1 || return 1 104 105 ngctl msg ${dev}hci: set_debug ${bluetooth_device_hci_debug_level} \ 106 > /dev/null 2>&1 || return 1 107 108 # Setup L2CAP 109 ngctl mkpeer ${dev}hci: l2cap acl hci \ 110 > /dev/null 2>&1 || return 1 111 112 ngctl name ${dev}hci:acl ${dev}l2cap \ 113 > /dev/null 2>&1 || return 1 114 115 ngctl msg ${dev}l2cap: set_debug ${bluetooth_device_l2cap_debug_level} \ 116 > /dev/null 2>&1 || return 1 117 118 # Connect HCI node to the Bluetooth sockets layer 119 ngctl connect ${dev}hci: btsock_hci_raw: raw ${dev}raw \ 120 > /dev/null 2>&1 || return 1 121 122 # Connect L2CAP node to Bluetooth sockets layer 123 ngctl connect ${dev}l2cap: btsock_l2c_raw: ctl ${dev}ctl \ 124 > /dev/null 2>&1 || return 1 125 126 ngctl connect ${dev}l2cap: btsock_l2c: l2c ${dev}l2c \ 127 > /dev/null 2>&1 || return 1 128 129 # Initilalize HCI node 130 for loop in 1 2 3 131 do 132 ${hccontrol} -n ${dev}hci reset \ 133 > /dev/null 2>&1 && break 134 if [ ${loop} -eq 3 ] 135 then 136 warn Reset failed three times, giving up. 137 return 1 138 fi 139 warn Reset failed, retrying. 140 done 141 142 ${hccontrol} -n ${dev}hci read_bd_addr \ 143 > /dev/null 2>&1 || return 1 144 145 ${hccontrol} -n ${dev}hci read_local_supported_features \ 146 > /dev/null 2>&1 || return 1 147 148 ${hccontrol} -n ${dev}hci read_buffer_size \ 149 > /dev/null 2>&1 || return 1 150 151 if checkyesno bluetooth_device_discoverable; then 152 if checkyesno bluetooth_device_connectable; then 153 ${hccontrol} -n ${dev}hci write_scan_enable 3 \ 154 > /dev/null 2>&1 || return 1 155 else 156 ${hccontrol} -n ${dev}hci write_scan_enable 1 \ 157 > /dev/null 2>&1 || return 1 158 fi 159 else 160 if checkyesno bluetooth_device_connectable; then 161 ${hccontrol} -n ${dev}hci write_scan_enable 2 \ 162 > /dev/null 2>&1 || return 1 163 else 164 ${hccontrol} -n ${dev}hci write_scan_enable 0 \ 165 > /dev/null 2>&1 || return 1 166 fi 167 fi 168 169 170 ${hccontrol} -n ${dev}hci write_class_of_device ${bluetooth_device_class} \ 171 > /dev/null 2>&1 || return 1 172 173 if checkyesno bluetooth_device_authentication_enable; then 174 ${hccontrol} -n ${dev}hci write_authentication_enable 1 \ 175 > /dev/null 2>&1 || return 1 176 else 177 ${hccontrol} -n ${dev}hci write_authentication_enable 0 \ 178 > /dev/null 2>&1 || return 1 179 fi 180 181 case "${bluetooth_device_encryption_mode}" in 182 [Nn][Oo][Nn][Ee]|0) 183 ${hccontrol} -n ${dev}hci write_encryption_mode 0 \ 184 > /dev/null 2>&1 || return 1 185 ;; 186 187 [Pp][2][Pp]|1) 188 ${hccontrol} -n ${dev}hci write_encryption_mode 1 \ 189 > /dev/null 2>&1 || return 1 190 ;; 191 192 [Al][Ll][Ll]|2) 193 ${hccontrol} -n ${dev}hci write_encryption_mode 2 \ 194 > /dev/null 2>&1 || return 1 195 ;; 196 197 *) 198 warn "Unsupported encryption mode ${bluetooth_device_encryption_mode} for device ${dev}" 199 return 1 200 ;; 201 esac 202 203 if checkyesno bluetooth_device_role_switch; then 204 ${hccontrol} -n ${dev}hci write_node_role_switch 1 \ 205 > /dev/null 2>&1 || return 1 206 else 207 ${hccontrol} -n ${dev}hci write_node_role_switch 0 \ 208 > /dev/null 2>&1 || return 1 209 fi 210 211 ${hccontrol} -n ${dev}hci change_local_name "${bluetooth_device_local_name}" \ 212 > /dev/null 2>&1 || return 1 213 214 ${hccontrol} -n ${dev}hci initialize \ 215 > /dev/null 2>&1 || return 1 216 217 return 0 218} 219 220############################################################################## 221# Shutdown Bluetooth stack. Destroy all nodes 222############################################################################## 223 224bluetooth_shutdown_stack() 225{ 226 dev=$1 227 228 ngctl shutdown ${dev}hci: > /dev/null 2>&1 229 ngctl shutdown ${dev}l2cap: > /dev/null 2>&1 230 231 return 0 232} 233 234############################################################################## 235# bluetooth_start() 236############################################################################## 237 238bluetooth_start() 239{ 240 local _file 241 242 dev=$1 243 244 # Try to figure out device type by looking at device name 245 case "${dev}" in 246 # USB Bluetooth adapters 247 ubt*) 248 hook="hook" 249 250 # Obtain unit number from device. 251 unit=`expr ${dev} : 'ubt\([0-9]\{1,\}\)'` 252 if [ -z "${unit}" ]; then 253 err 1 "Unable to get ubt unit number: ${dev}" 254 fi 255 ;; 256 257 # Unknown 258 *) 259 err 1 "Unsupported device: ${dev}" 260 ;; 261 esac 262 263 # Be backward compatible and setup reasonable defaults 264 bluetooth_device_authentication_enable="0" 265 bluetooth_device_class="ff:01:0c" 266 bluetooth_device_connectable="1" 267 bluetooth_device_discoverable="0" 268 bluetooth_device_encryption_mode="0" 269 bluetooth_device_hci_debug_level="3" 270 bluetooth_device_l2cap_debug_level="3" 271 bluetooth_device_local_name="`/usr/bin/uname -n` (${dev})" 272 bluetooth_device_role_switch="1" 273 274 # Load default device configuration parameters 275 _file="/etc/defaults/bluetooth.device.conf" 276 277 if ! bluetooth_read_conf $_file bluetooth_device_ ; then 278 err 1 "Unable to read default Bluetooth configuration from $_file" 279 fi 280 281 # Load device specific overrides 282 _file="/etc/bluetooth/$dev.conf" 283 284 if ! bluetooth_read_conf $_file bluetooth_device_ ; then 285 err 1 "Unable to read Bluetooth device configuration from $_file" 286 fi 287 288 # Setup stack 289 if ! bluetooth_setup_stack ${dev} ${hook} ; then 290 bluetooth_shutdown_stack $dev 291 err 1 "Unable to setup Bluetooth stack for device ${dev}" 292 fi 293 294 return 0 295} 296 297############################################################################## 298# bluetooth_stop() 299############################################################################## 300 301bluetooth_stop() 302{ 303 dev=$1 304 305 # Try to figure out device type by looking at device name 306 case "${dev}" in 307 # USB Bluetooth adapters 308 ubt*) 309 ;; 310 311 # Unknown 312 *) 313 err 1 "Unsupported device: ${dev}" 314 ;; 315 esac 316 317 bluetooth_shutdown_stack ${dev} 318 319 return 0 320} 321 322############################################################################## 323# Start here 324############################################################################## 325 326load_rc_config $name 327hccontrol="${bluetooth_hccontrol:-/usr/sbin/hccontrol}" 328 329# doesn't make sense to run in a svcj: nojail keyword 330bluetooth_svcj="NO" 331 332run_rc_command $* 333 334