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-rwxr-xr-xpackage/base-files/files/sbin/wifi204
1 files changed, 204 insertions, 0 deletions
diff --git a/package/base-files/files/sbin/wifi b/package/base-files/files/sbin/wifi
new file mode 100755
index 000000000..ef207878b
--- /dev/null
+++ b/package/base-files/files/sbin/wifi
@@ -0,0 +1,204 @@
+#!/bin/sh
+# Copyright (C) 2006 OpenWrt.org
+
+. /lib/functions.sh
+
+usage() {
+ cat <<EOF
+Usage: $0 [down|detect]
+enables (default), disables or detects a wifi configuration.
+EOF
+ exit 1
+}
+
+find_net_config() {(
+ local vif="$1"
+ local cfg
+ local ifname
+
+ config_get cfg "$vif" network
+
+ [ -z "$cfg" ] && {
+ include /lib/network
+ scan_interfaces
+
+ config_get ifname "$vif" ifname
+
+ cfg="$(find_config "$ifname")"
+ }
+ [ -z "$cfg" ] && return 0
+ echo "$cfg"
+)}
+
+
+bridge_interface() {(
+ local cfg="$1"
+ [ -z "$cfg" ] && return 0
+
+ include /lib/network
+ scan_interfaces
+
+ for cfg in $cfg; do
+ config_get iftype "$cfg" type
+ [ "$iftype" = bridge ] && config_get "$cfg" ifname
+ prepare_interface_bridge "$cfg"
+ return $?
+ done
+)}
+
+prepare_key_wep() {
+ local key="$1"
+ local hex=1
+
+ echo -n "$key" | grep -qE "[^a-fA-F0-9]" && hex=0
+ [ "${#key}" -eq 10 -a $hex -eq 1 ] || \
+ [ "${#key}" -eq 26 -a $hex -eq 1 ] || {
+ [ "${key:0:2}" = "s:" ] && key="${key#s:}"
+ key="$(echo -n "$key" | hexdump -ve '1/1 "%02x" ""')"
+ }
+ echo "$key"
+}
+
+wifi_fixup_hwmode() {
+ local device="$1"
+ local default="$2"
+ local hwmode hwmode_11n
+
+ config_get channel "$device" channel
+ config_get hwmode "$device" hwmode
+ case "$hwmode" in
+ 11bg) hwmode=bg;;
+ 11a) hwmode=a;;
+ 11b) hwmode=b;;
+ 11g) hwmode=g;;
+ 11n*)
+ hwmode_11n="${hwmode##11n}"
+ case "$hwmode_11n" in
+ a|g) ;;
+ default) hwmode_11n="$default"
+ esac
+ config_set "$device" hwmode_11n "$hwmode_11n"
+ ;;
+ *)
+ hwmode=
+ if [ "${channel:-0}" -gt 0 ]; then
+ if [ "${channel:-0}" -gt 14 ]; then
+ hwmode=a
+ else
+ hwmode=g
+ fi
+ else
+ hwmode="$default"
+ fi
+ ;;
+ esac
+ config_set "$device" hwmode "$hwmode"
+}
+
+wifi_updown() {
+ [ enable = "$1" ] && {
+ wifi_updown disable "$2"
+ scan_wifi
+ }
+ for device in ${2:-$DEVICES}; do (
+ config_get disabled "$device" disabled
+ [ 1 == "$disabled" ] && {
+ echo "'$device' is disabled"
+ set disable
+ }
+ config_get iftype "$device" type
+ if eval "type ${1}_$iftype" 2>/dev/null >/dev/null; then
+ eval "scan_$iftype '$device'"
+ eval "${1}_$iftype '$device'" || echo "$device($iftype): ${1} failed"
+ else
+ echo "$device($iftype): Interface type not supported"
+ fi
+ ); done
+}
+
+wifi_detect() {
+ for driver in ${2:-$DRIVERS}; do (
+ if eval "type detect_$driver" 2>/dev/null >/dev/null; then
+ eval "detect_$driver" || echo "$driver: Detect failed" >&2
+ else
+ echo "$driver: Hardware detection not supported" >&2
+ fi
+ ); done
+}
+
+start_net() {(
+ local iface="$1"
+ local config="$2"
+ local vifmac="$3"
+
+ [ -f "/var/run/$iface.pid" ] && kill "$(cat /var/run/${iface}.pid)" 2>/dev/null
+ [ -z "$config" ] || {
+ include /lib/network
+ scan_interfaces
+ for config in $config; do
+ setup_interface "$iface" "$config" "" "$vifmac"
+ done
+ }
+)}
+
+set_wifi_up() {
+ local cfg="$1"
+ local ifname="$2"
+ uci_set_state wireless "$cfg" up 1
+ uci_set_state wireless "$cfg" ifname "$ifname"
+}
+
+set_wifi_down() {
+ local cfg="$1"
+ local vifs vif vifstr
+
+ [ -f "/var/run/wifi-${cfg}.pid" ] &&
+ kill "$(cat "/var/run/wifi-${cfg}.pid")" 2>/dev/null
+ uci_revert_state wireless "$cfg"
+ config_get vifs "$cfg" vifs
+ for vif in $vifs; do
+ uci_revert_state wireless "$vif"
+ done
+}
+
+scan_wifi() {
+ local cfgfile="$1"
+ DEVICES=
+ config_cb() {
+ local type="$1"
+ local section="$2"
+
+ # section start
+ case "$type" in
+ wifi-device)
+ append DEVICES "$section"
+ config_set "$section" vifs ""
+ config_set "$section" ht_capab ""
+ ;;
+ esac
+
+ # section end
+ config_get TYPE "$CONFIG_SECTION" TYPE
+ case "$TYPE" in
+ wifi-iface)
+ config_get device "$CONFIG_SECTION" device
+ config_get vifs "$device" vifs
+ append vifs "$CONFIG_SECTION"
+ config_set "$device" vifs "$vifs"
+ ;;
+ esac
+ }
+ config_load "${cfgfile:-wireless}"
+}
+
+DEVICES=
+DRIVERS=
+include /lib/wifi
+scan_wifi
+
+case "$1" in
+ down) wifi_updown "disable" "$2";;
+ detect) wifi_detect "$2";;
+ --help|help) usage;;
+ *) wifi_updown "enable" "$2";;
+esac