2006-06-25 15:42:53 +00:00
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#!/bin/sh
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2006-06-27 00:36:13 +00:00
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# Copyright (C) 2006 OpenWrt.org
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2006-06-25 15:42:53 +00:00
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. /etc/functions.sh
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2010-12-05 11:22:56 +00:00
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usage() {
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cat <<EOF
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Usage: $0 [down|detect]
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enables (default), disables or detects a wifi configuration.
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EOF
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exit 1
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}
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2006-11-11 12:57:23 +00:00
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find_net_config() {(
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local vif="$1"
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local cfg
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local ifname
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config_get cfg "$vif" network
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[ -z "$cfg" ] && {
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include /lib/network
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scan_interfaces
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2006-12-04 23:11:47 +00:00
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config_get ifname "$vif" ifname
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2006-11-11 12:57:23 +00:00
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cfg="$(find_config "$ifname")"
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}
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[ -z "$cfg" ] && return 0
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echo "$cfg"
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)}
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bridge_interface() {(
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local cfg="$1"
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[ -z "$cfg" ] && return 0
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include /lib/network
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scan_interfaces
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config_get iftype "$cfg" type
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2006-11-17 05:31:21 +00:00
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[ "$iftype" = bridge ] && config_get "$cfg" ifname
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2011-11-04 01:05:12 +00:00
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prepare_interface_bridge "$cfg"
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2006-11-11 12:57:23 +00:00
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)}
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2010-01-13 18:39:44 +00:00
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prepare_key_wep() {
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local key="$1"
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local hex=1
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echo -n "$key" | grep -qE "[^a-fA-F0-9]" && hex=0
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[ "${#key}" -eq 10 -a $hex -eq 1 ] || \
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[ "${#key}" -eq 26 -a $hex -eq 1 ] || {
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[ "${key:0:2}" = "s:" ] && key="${key#s:}"
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key="$(echo -n "$key" | hexdump -ve '1/1 "%02x" ""')"
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}
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echo "$key"
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}
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2009-03-27 21:14:59 +00:00
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wifi_fixup_hwmode() {
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local device="$1"
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local default="$2"
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local hwmode hwmode_11n
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config_get channel "$device" channel
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config_get hwmode "$device" hwmode
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case "$hwmode" in
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2009-04-09 20:16:01 +00:00
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11bg) hwmode=bg;;
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2009-03-27 21:14:59 +00:00
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11a) hwmode=a;;
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11b) hwmode=b;;
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11g) hwmode=g;;
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11n*)
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hwmode_11n="${hwmode##11n}"
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2010-01-24 14:27:27 +00:00
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case "$hwmode_11n" in
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2009-03-27 21:14:59 +00:00
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a|g) ;;
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default) hwmode_11n="$default"
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esac
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config_set "$device" hwmode_11n "$hwmode_11n"
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;;
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*)
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hwmode=
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if [ "${channel:-0}" -gt 0 ]; then
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if [ "${channel:-0}" -gt 14 ]; then
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hwmode=a
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else
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hwmode=g
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fi
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else
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hwmode="$default"
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fi
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;;
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esac
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config_set "$device" hwmode "$hwmode"
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}
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2006-11-11 12:57:23 +00:00
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2007-03-16 13:56:36 +00:00
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wifi_updown() {
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2010-02-02 02:19:10 +00:00
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[ enable = "$1" ] && {
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wifi_updown disable "$2"
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scan_wifi
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}
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2006-10-15 15:27:34 +00:00
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for device in ${2:-$DEVICES}; do (
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2007-08-04 11:30:40 +00:00
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config_get disabled "$device" disabled
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[ 1 == "$disabled" ] && {
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echo "'$device' is disabled"
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set disable
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}
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2006-10-15 15:27:34 +00:00
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config_get iftype "$device" type
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2007-03-16 13:56:36 +00:00
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if eval "type ${1}_$iftype" 2>/dev/null >/dev/null; then
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2006-10-15 15:27:34 +00:00
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eval "scan_$iftype '$device'"
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2007-03-16 13:56:36 +00:00
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eval "${1}_$iftype '$device'" || echo "$device($iftype): ${1} failed"
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2006-10-15 15:27:34 +00:00
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else
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echo "$device($iftype): Interface type not supported"
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fi
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); done
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}
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wifi_detect() {
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for driver in ${2:-$DRIVERS}; do (
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if eval "type detect_$driver" 2>/dev/null >/dev/null; then
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eval "detect_$driver" || echo "$driver: Detect failed" >&2
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else
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echo "$driver: Hardware detection not supported" >&2
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fi
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); done
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}
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start_net() {(
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local iface="$1"
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local config="$2"
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2009-03-25 19:13:15 +00:00
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local vifmac="$3"
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2006-10-15 15:27:34 +00:00
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2008-10-23 01:07:35 +00:00
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[ -f "/var/run/$iface.pid" ] && kill "$(cat /var/run/${iface}.pid)" 2>/dev/null
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2011-11-08 14:42:58 +00:00
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[ -z "$config" ] || {
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include /lib/network
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scan_interfaces
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setup_interface "$iface" "$config" "" "$vifmac"
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}
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2006-10-15 15:27:34 +00:00
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)}
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2007-07-22 18:32:47 +00:00
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set_wifi_up() {
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local cfg="$1"
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local ifname="$2"
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2008-02-03 06:48:15 +00:00
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uci_set_state wireless "$cfg" up 1
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uci_set_state wireless "$cfg" ifname "$ifname"
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2007-07-22 18:32:47 +00:00
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}
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set_wifi_down() {
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local cfg="$1"
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local vifs vif vifstr
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2007-07-22 18:46:57 +00:00
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2008-10-29 17:26:49 +00:00
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[ -f "/var/run/wifi-${cfg}.pid" ] &&
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2010-02-02 02:19:10 +00:00
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kill "$(cat "/var/run/wifi-${cfg}.pid")" 2>/dev/null
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2008-02-03 06:48:15 +00:00
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uci_revert_state wireless "$cfg"
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2007-07-22 18:32:47 +00:00
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config_get vifs "$cfg" vifs
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for vif in $vifs; do
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2008-02-03 06:48:15 +00:00
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uci_revert_state wireless "$vif"
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2007-07-22 18:32:47 +00:00
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done
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}
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2007-03-24 13:42:53 +00:00
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scan_wifi() {
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local cfgfile="$1"
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2010-02-02 02:19:10 +00:00
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DEVICES=
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2007-03-24 13:42:53 +00:00
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config_cb() {
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2010-07-08 18:36:12 +00:00
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local type="$1"
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local section="$2"
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# section start
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case "$type" in
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2007-03-24 13:42:53 +00:00
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wifi-device)
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2010-07-08 18:36:12 +00:00
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append DEVICES "$section"
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config_set "$section" vifs ""
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config_set "$section" ht_capab ""
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2007-03-24 13:42:53 +00:00
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;;
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2010-07-08 18:36:12 +00:00
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esac
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# section end
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config_get TYPE "$CONFIG_SECTION" TYPE
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case "$TYPE" in
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2007-03-24 13:42:53 +00:00
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wifi-iface)
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config_get device "$CONFIG_SECTION" device
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config_get vifs "$device" vifs
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append vifs "$CONFIG_SECTION"
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config_set "$device" vifs "$vifs"
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;;
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esac
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}
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config_load "${cfgfile:-wireless}"
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2006-06-25 15:42:53 +00:00
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}
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2006-10-15 15:27:34 +00:00
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DEVICES=
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DRIVERS=
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2006-09-24 13:32:18 +00:00
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include /lib/wifi
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2007-03-24 13:42:53 +00:00
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scan_wifi
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2006-06-25 15:42:53 +00:00
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2006-10-15 15:27:34 +00:00
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case "$1" in
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2007-03-16 13:56:36 +00:00
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down) wifi_updown "disable" "$2";;
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2006-10-15 15:27:34 +00:00
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detect) wifi_detect "$2";;
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2010-12-05 11:22:56 +00:00
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--help|help) usage;;
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2007-03-16 13:56:36 +00:00
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*) wifi_updown "enable" "$2";;
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2006-10-15 15:27:34 +00:00
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esac
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