From c352f2f98116127f5273363c1f3770427f632646 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Wed, 18 Apr 2007 12:40:27 +0000
Subject: move hostapd setup script from wireless-tools to hostapd package

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7000 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/hostapd/files/hostapd.sh | 66 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 package/hostapd/files/hostapd.sh

(limited to 'package/hostapd/files')

diff --git a/package/hostapd/files/hostapd.sh b/package/hostapd/files/hostapd.sh
new file mode 100644
index 000000000..529462e6c
--- /dev/null
+++ b/package/hostapd/files/hostapd.sh
@@ -0,0 +1,66 @@
+hostapd_setup_vif() {
+	local vif="$1"
+	local driver="$2"
+	local hostapd_cfg=
+
+	# Examples:
+	# psk-mixed/tkip 	=> WPA1+2 PSK, TKIP
+	# wpa-psk2/tkip+aes	=> WPA2 PSK, CCMP+TKIP
+	# wpa2/tkip+aes 	=> WPA2 RADIUS, CCMP+TKIP
+	# ...
+
+	# TODO: move this parsing function somewhere generic, so that
+	# later it can be reused by drivers that don't use hostapd
+	
+	# crypto defaults: WPA2 vs WPA1
+	case "$enc" in
+		wpa2*|WPA2*|*PSK2*|*psk2*)
+			wpa=2
+			crypto="CCMP"
+		;;
+		*mixed*)
+			wpa=3
+			crypto="CCMP TKIP"
+		;;
+		*) 
+			wpa=1
+			crypto="TKIP"
+		;;
+	esac
+
+	# explicit override for crypto setting
+	case "$enc" in
+		*tkip+aes|*TKIP+AES|*tkip+ccmp|*TKIP+CCMP) crypto="CCMP TKIP";;
+		*tkip|*TKIP) crypto="TKIP";;
+		*aes|*AES|*ccmp|*CCMP) crypto="CCMP";;
+	esac
+	
+	# use crypto/auth settings for building the hostapd config
+	case "$enc" in
+		*psk*|*PSK*)
+			config_get psk "$vif" key
+			append hostapd_cfg "wpa_passphrase=$psk" "$N"
+		;;
+		*wpa*|*WPA*)
+		# FIXME: add wpa+radius here
+		;;
+		*)
+			return 0;
+		;;
+	esac
+	config_get ifname "$vif" ifname
+	config_get bridge "$vif" bridge
+	config_get ssid "$vif" ssid
+	cat > /var/run/hostapd-$ifname.conf <<EOF
+driver=$driver
+interface=$ifname
+${bridge:+bridge=$bridge}
+ssid=$ssid
+debug=0
+wpa=$wpa
+wpa_pairwise=$crypto
+$hostapd_cfg
+EOF
+	hostapd -B /var/run/hostapd-$ifname.conf
+}
+
-- 
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