keep track of the wifi interface state in /var/state/wireless

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8108 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 19 insertions, 0 deletions

diff --git a/package/base-files/files/sbin/wifi b/package/base-files/files/sbin/wifi
index d653620ca..0d26468ba 100755
--- a/package/base-files/files/sbin/wifi
+++ b/package/base-files/files/sbin/wifi
@@ -72,6 +72,25 @@ start_net() {(
 	setup_interface "$1" "$2"
 )}
 
+set_wifi_up() {
+	local cfg="$1"
+	local ifname="$2"
+	uci set "/var/state/wireless.${cfg}.up=1"
+	uci set "/var/state/wireless.${cfg}.ifname=$ifname"
+}
+
+set_wifi_down() {
+	local cfg="$1"
+	local vifs vif vifstr
+	config_get vifs "$cfg" vifs
+	for vif in $vifs; do
+		append vifstr "$vif" "|"
+	done
+	FILE="/var/state/wireless.$$"
+	grep -vE "^config_set '($vifstr)' " /var/state/wireless > "$FILE"
+	mv "$FILE" /var/state/wireless
+}
+
 scan_wifi() {
 	local cfgfile="$1"
 	config_cb() {