From 5c105d9f3fd086aff195d3849dcf847d6b0bd927 Mon Sep 17 00:00:00 2001
From: blogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Fri, 5 Oct 2012 10:12:53 +0000
Subject: branch Attitude Adjustment

git-svn-id: svn://svn.openwrt.org/openwrt/branches/attitude_adjustment@33625 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/base-files/files/sbin/wifi | 204 +++++++++++++++++++++++++++++++++++++
 1 file changed, 204 insertions(+)
 create mode 100755 package/base-files/files/sbin/wifi

(limited to 'package/base-files/files/sbin/wifi')

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
-- 
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