1 files changed, 89 insertions, 0 deletions
diff --git a/package/comgt/files/3g.sh b/package/comgt/files/3g.sh
new file mode 100644
index 0000000..125bec3
--- /dev/null
+++ b/package/comgt/files/3g.sh
@@ -0,0 +1,89 @@
+set_3g_led() {
+	grep WRT54G3G /proc/diag/model >/dev/null || return 0
+	echo "$1" > /proc/diag/led/3g_green
+	echo "$2" > /proc/diag/led/3g_blue
+	echo "$3" > /proc/diag/led/3g_blink
+}
+
+scan_3g() {
+	local device
+
+	scan_ppp "$@"
+	config_get device "$1" device
+
+	# try to figure out the device if it's invalid
+	[ -n "$device" -a -e "$device" ] || {
+		for device in /dev/tts/2 /dev/usb/tts/0 /dev/noz0; do
+			[ -e "$device" ] && {
+				config_set "$1" device "$device"
+				break
+			}
+		done
+	}
+
+	# enable 3G with the 3G button by default
+	config_get button "$1" button
+	[ -z "$button" ] && {
+		config_set "$1" button 1
+	}
+}
+
+stop_interface_3g() {
+	set_3g_led 0 0 0
+	killall gcom >/dev/null 2>/dev/null
+}
+
+setup_interface_3g() {
+	local iface="$1"
+	local config="$2"
+	
+	config_get device "$config" device
+
+	for module in slhc ppp_generic ppp_async; do
+		/sbin/insmod $module 2>&- >&-
+	done
+
+	config_get apn "$cfg" apn
+	config_get service "$cfg" service
+	config_get pincode "$cfg" pincode
+	config_get mtu "$cfg" mtu
+
+	set_3g_led 1 0 1
+
+	# figure out hardware specific commands for the card
+	if gcom -d "$device" -s /etc/gcom/getcardinfo.gcom | grep Novatel 2>/dev/null >/dev/null; then
+		case "$service" in
+			umts_only) CODE=2;;
+			gprs_only) CODE=1;;
+			*) CODE=0;;
+		esac
+		mode="AT\$NWRAT=${CODE},2"
+	else
+		case "$service" in
+			umts_only) CODE=1;;
+			gprs_only) CODE=0;;
+			*) CODE=3;;
+		esac
+		mode="AT_OPSYS=${CODE}"
+	fi
+	
+	PINCODE="$pincode" gcom -d "$device" -s /etc/gcom/setpin.gcom || {
+		echo "$cfg(3g): Failed to set the PIN code."
+		set_3g_led 0 0 0
+		return 1
+	}
+	MODE="$mode" gcom -d "$device" -s /etc/gcom/setmode.gcom
+	set_3g_led 1 0 0
+
+	start_pppd "$config" \
+		noaccomp \
+		nopcomp \
+		novj \
+		nobsdcomp \
+		noauth \
+		lock \
+		crtscts \
+		connect "USE_APN=\"$apn\" /etc/ppp/3g.connect" \
+		${mtu:+mtu $mtu mru $mtu} \
+		460800 "$device"
+}