From 3c70077f308437281c72431223b532f6f427e1d0 Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@openadk.org>
Date: Wed, 7 Jul 2010 23:58:22 +0200
Subject: add support for hso umts modems

if you like to use an usb umts modem with hso chipset,
this is the support for it.
use following in /etc/network/interfaces:
auto hso0
iface hso0 inet manual
        pin xxxx
        apn foo.bar

credentials go to freewrt 1.0 supporters...
---
 package/ppp/files/hso.if-down | 12 ++++++++
 package/ppp/files/hso.if-up   | 66 +++++++++++++++++++++++++++++++++++++++++++
 package/ppp/files/ppp.pre-up  | 12 ++++----
 3 files changed, 84 insertions(+), 6 deletions(-)
 create mode 100644 package/ppp/files/hso.if-down
 create mode 100644 package/ppp/files/hso.if-up

(limited to 'package/ppp/files')

diff --git a/package/ppp/files/hso.if-down b/package/ppp/files/hso.if-down
new file mode 100644
index 000000000..6e4b4d655
--- /dev/null
+++ b/package/ppp/files/hso.if-down
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+[ "$IFACE" == "hso0" ] || exit 0
+
+[ -f /tmp/hso-connect ] || exit 0
+
+PID=$(cat /tmp/hso-connect)
+ps | grep "$PID" | grep -q hso-connect.sh && kill "$PID"
+comgt -s -d /dev/ttyHS0 /etc/comgt/hsodisconnect.comgt
+rm -f /tmp/hso-connect
+ip address flush hso0
+ip link set hso0 down
diff --git a/package/ppp/files/hso.if-up b/package/ppp/files/hso.if-up
new file mode 100644
index 000000000..d08beda31
--- /dev/null
+++ b/package/ppp/files/hso.if-up
@@ -0,0 +1,66 @@
+#!/bin/sh
+
+[ "$IFACE" == "hso0" ] || exit 0
+
+TTY=${IF_HSO_DEVICE:-/dev/ttyHS0}
+# wait for card to initialize
+COUNT=0
+while [ $((COUNT++)) -lt 20 ]; do
+	[ -c "$TTY" ] && break
+	[ $COUNT -eq 20 ] && {
+		logger "$0: '$TTY' not found"
+		exit 1
+	}
+	sleep 1
+done
+
+if [ "$IF_PIN" ]; then
+	COMGTPIN="$IF_PIN" comgt -d "$TTY" PIN
+fi
+
+if [ "$IF_APN" ]; then
+	COMGTAPN="$IF_APN" comgt -d "$TTY" APN
+fi
+
+# only run once!
+[ -f /tmp/hso-connect ] && exit 0
+
+while :
+do
+        # get connection status
+        STATUS=$(comgt -s -d "$TTY" /etc/comgt/hsostatus.comgt |
+                 tr -d " " |
+                 grep -v ^$ |
+                 cut -d , -f 2)
+        # dial if connection status is disabled
+        if [ "$STATUS" -eq "0" ] ; then
+                comgt -s -d "$TTY" /etc/comgt/hsoconnect.comgt
+                DATA=$(comgt -s -d "$TTY" /etc/comgt/hsodata.comgt)
+		if [ "$?" -ne 0 ] ; then
+			continue
+		fi
+                DATA=$(echo $DATA |
+                       tr -d " " |
+                       grep -v ^$)
+                IP=$(echo $DATA | cut -d , -f 2)
+                NS1=$(echo $DATA | cut -d , -f 4)
+                NS2=$(echo $DATA | cut -d , -f 5)
+                ip address flush dev hso0 2> /dev/null
+                ip address add "$IP/32" dev hso0
+                ip link set hso0 up
+		def=$(ip route show |grep default | wc -l)
+		[ $def -eq 1 ] && ip route del default
+                ip route add default dev hso0
+                echo "nameserver $NS1" >  /etc/resolv.conf
+                echo "nameserver $NS2" >> /etc/resolv.conf
+		. /etc/rc.conf
+		# get time via ntpclient if available
+		[ -x /usr/sbin/ntpclient ] && ntpclient -s -h pool.ntp.org
+		# get time via rdate if available
+		[ -x /usr/sbin/rdate ] && rdate -nv pool.ntp.org
+		# restart ntpd when enabled
+		test x"${ntpd:-NO}" = x"NO" || /etc/init.d/ntpd restart
+        fi
+        sleep 10
+done &
+echo $! > /tmp/hso-connect
diff --git a/package/ppp/files/ppp.pre-up b/package/ppp/files/ppp.pre-up
index 79fb063ba..7f28f32da 100755
--- a/package/ppp/files/ppp.pre-up
+++ b/package/ppp/files/ppp.pre-up
@@ -93,21 +93,21 @@ umts)
 	comgt -s /etc/comgt/waitready.comgt -d $IF_PPP_DEVICE || exit 1
 
 	# set pincode
-	if [ "$IF_UMTS_PINCODE" ]; then
-		COMGTPIN="$IF_UMTS_PINCODE" comgt PIN -d $IF_PPP_DEVICE || ERROR=1
+	if [ "$IF_PIN" ]; then
+		COMGTPIN="$IF_PIN" comgt PIN -d $IF_PPP_DEVICE || exit 1
 	fi
 
 	# set APN
-	COMGTAPN="$IF_UMTS_APN" comgt APN -d $IF_PPP_DEVICE || ERROR=1
+	COMGTAPN="$IF_APN" comgt APN -d $IF_PPP_DEVICE || exit 1
 
 	# set umts/gprs mode if available (Option cards only)
-	case "$IF_UMTS_MODE" in
+	case "$IF_MODE" in
 		gprs_only)	comgt 2G -d $IF_PPP_DEVICE ;;
 		umts_only)	comgt 3G -d $IF_PPP_DEVICE ;;
 		umts_first)	comgt 3G2G -d $IF_PPP_DEVICE ;;
 		"")		;;
-		*)		echo "unknown umts-mode, exiting"
-				ERROR=1
+		*)		echo "unknown mode, exiting"
+				exit 1
 				;;
 	esac
 	;;
-- 
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