From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001
From: James <>
Date: Wed, 4 Nov 2015 11:49:21 +0000
Subject: trunk-47381

---
 package/network/utils/comgt/Makefile               | 103 +++++++++++
 package/network/utils/comgt/files/3g.chat          |  12 ++
 package/network/utils/comgt/files/3g.sh            | 110 ++++++++++++
 package/network/utils/comgt/files/3g.usb           |  33 ++++
 .../network/utils/comgt/files/directip-stop.gcom   |  16 ++
 package/network/utils/comgt/files/directip.gcom    |  55 ++++++
 package/network/utils/comgt/files/directip.sh      | 111 ++++++++++++
 package/network/utils/comgt/files/evdo.chat        |  17 ++
 package/network/utils/comgt/files/getcardinfo.gcom |  14 ++
 package/network/utils/comgt/files/getcarrier.gcom  |  20 +++
 package/network/utils/comgt/files/getcnum.gcom     |  20 +++
 package/network/utils/comgt/files/getimsi.gcom     |  17 ++
 package/network/utils/comgt/files/getstrength.gcom |  14 ++
 package/network/utils/comgt/files/ncm.json         |  67 +++++++
 package/network/utils/comgt/files/ncm.sh           | 192 +++++++++++++++++++++
 package/network/utils/comgt/files/runcommand.gcom  |  31 ++++
 package/network/utils/comgt/files/setmode.gcom     |  26 +++
 package/network/utils/comgt/files/setpin.gcom      |  55 ++++++
 .../utils/comgt/patches/001-compile_fix.patch      |  23 +++
 .../network/utils/comgt/patches/002-termios.patch  | 105 +++++++++++
 .../network/utils/comgt/patches/003-no_XCASE.patch |  20 +++
 .../utils/comgt/patches/004-check_tty.patch        |  68 ++++++++
 22 files changed, 1129 insertions(+)
 create mode 100644 package/network/utils/comgt/Makefile
 create mode 100644 package/network/utils/comgt/files/3g.chat
 create mode 100644 package/network/utils/comgt/files/3g.sh
 create mode 100644 package/network/utils/comgt/files/3g.usb
 create mode 100644 package/network/utils/comgt/files/directip-stop.gcom
 create mode 100644 package/network/utils/comgt/files/directip.gcom
 create mode 100644 package/network/utils/comgt/files/directip.sh
 create mode 100644 package/network/utils/comgt/files/evdo.chat
 create mode 100644 package/network/utils/comgt/files/getcardinfo.gcom
 create mode 100644 package/network/utils/comgt/files/getcarrier.gcom
 create mode 100644 package/network/utils/comgt/files/getcnum.gcom
 create mode 100644 package/network/utils/comgt/files/getimsi.gcom
 create mode 100644 package/network/utils/comgt/files/getstrength.gcom
 create mode 100644 package/network/utils/comgt/files/ncm.json
 create mode 100644 package/network/utils/comgt/files/ncm.sh
 create mode 100644 package/network/utils/comgt/files/runcommand.gcom
 create mode 100644 package/network/utils/comgt/files/setmode.gcom
 create mode 100644 package/network/utils/comgt/files/setpin.gcom
 create mode 100644 package/network/utils/comgt/patches/001-compile_fix.patch
 create mode 100644 package/network/utils/comgt/patches/002-termios.patch
 create mode 100644 package/network/utils/comgt/patches/003-no_XCASE.patch
 create mode 100644 package/network/utils/comgt/patches/004-check_tty.patch

(limited to 'package/network/utils/comgt')

diff --git a/package/network/utils/comgt/Makefile b/package/network/utils/comgt/Makefile
new file mode 100644
index 0000000..ac19aad
--- /dev/null
+++ b/package/network/utils/comgt/Makefile
@@ -0,0 +1,103 @@
+#
+# Copyright (C) 2006-2014 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=comgt
+PKG_VERSION:=0.32
+PKG_RELEASE:=27
+
+PKG_SOURCE:=$(PKG_NAME).$(PKG_VERSION).tgz
+PKG_SOURCE_URL:=@SF/comgt
+PKG_MD5SUM:=db2452680c3d953631299e331daf49ef
+
+PKG_MAINTAINER:=Felix Fietkau <nbd@openwrt.org>
+PKG_LICENSE:=GPL-2.0+
+
+PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME).$(PKG_VERSION)
+PKG_CHECK_FORMAT_SECURITY:=0
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/comgt/Default
+  SECTION:=utils
+  CATEGORY:=Utilities
+endef
+
+define Package/comgt
+$(call Package/comgt/Default)
+  TITLE:=Option/Vodafone 3G/GPRS control tool
+  DEPENDS:=+chat
+  URL:=http://www.pharscape.org/comgt.html
+endef
+
+define Package/comgt-directip
+$(call Package/comgt/Default)
+  TITLE:=Sierra Wireless Direct-IP support
+  DEPENDS:=+comgt +kmod-usb-serial +kmod-usb-serial-sierrawireless +kmod-usb-net +kmod-usb-net-sierrawireless
+endef
+
+define Package/comgt-ncm
+$(call Package/comgt/Default)
+  TITLE+=NCM 3G/4G Support
+  DEPENDS:=+comgt +wwan
+endef
+
+define Package/comgt/description
+ comgt is a scripting language interpreter useful for establishing 
+ communications on serial lines and through PCMCIA modems as well as GPRS 
+ and 3G datacards.
+endef
+
+define Build/Compile
+	$(MAKE) -C $(PKG_BUILD_DIR) \
+		$(TARGET_CONFIGURE_OPTS) \
+		CFLAGS="$(TARGET_CFLAGS)" \
+		LDFLAGS="" \
+		comgt
+endef
+
+define Package/comgt/install
+	$(INSTALL_DIR) $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/comgt $(1)/usr/bin/
+	$(LN) comgt $(1)/usr/bin/gcom
+	$(INSTALL_DIR) $(1)/etc/chatscripts
+	$(INSTALL_DATA) ./files/3g.chat $(1)/etc/chatscripts/3g.chat
+	$(INSTALL_DATA) ./files/evdo.chat $(1)/etc/chatscripts/evdo.chat
+	$(INSTALL_DIR) $(1)/etc/gcom
+	$(INSTALL_DATA) ./files/setpin.gcom $(1)/etc/gcom/setpin.gcom
+	$(INSTALL_DATA) ./files/setmode.gcom $(1)/etc/gcom/setmode.gcom
+	$(INSTALL_DATA) ./files/getcardinfo.gcom $(1)/etc/gcom/getcardinfo.gcom
+	$(INSTALL_DATA) ./files/getstrength.gcom $(1)/etc/gcom/getstrength.gcom
+	$(INSTALL_DATA) ./files/getcarrier.gcom $(1)/etc/gcom/getcarrier.gcom
+	$(INSTALL_DATA) ./files/getcnum.gcom $(1)/etc/gcom/getcnum.gcom
+	$(INSTALL_DATA) ./files/getimsi.gcom $(1)/etc/gcom/getimsi.gcom
+	$(INSTALL_DIR) $(1)/etc/hotplug.d/tty
+	$(INSTALL_DATA) ./files/3g.usb $(1)/etc/hotplug.d/tty/30-3g
+	$(INSTALL_DIR) $(1)/lib/netifd/proto
+	$(INSTALL_BIN) ./files/3g.sh $(1)/lib/netifd/proto/3g.sh
+endef
+
+define Package/comgt-directip/install
+	$(INSTALL_DIR) $(1)/etc/gcom
+	$(INSTALL_DATA) ./files/directip.gcom $(1)/etc/gcom/directip.gcom
+	$(INSTALL_DATA) ./files/directip-stop.gcom $(1)/etc/gcom/directip-stop.gcom
+	$(INSTALL_DIR) $(1)/lib/netifd/proto
+	$(INSTALL_BIN) ./files/directip.sh $(1)/lib/netifd/proto/directip.sh
+endef
+
+define Package/comgt-ncm/install
+	$(INSTALL_DIR) $(1)/etc/gcom
+	$(INSTALL_DATA) ./files/ncm.json $(1)/etc/gcom/ncm.json
+	$(INSTALL_DATA) ./files/runcommand.gcom $(1)/etc/gcom/runcommand.gcom
+	$(INSTALL_DIR) $(1)/lib/netifd/proto
+	$(INSTALL_BIN) ./files/ncm.sh $(1)/lib/netifd/proto/ncm.sh
+endef
+
+$(eval $(call BuildPackage,comgt))
+$(eval $(call BuildPackage,comgt-directip))
+$(eval $(call BuildPackage,comgt-ncm))
diff --git a/package/network/utils/comgt/files/3g.chat b/package/network/utils/comgt/files/3g.chat
new file mode 100644
index 0000000..6656240
--- /dev/null
+++ b/package/network/utils/comgt/files/3g.chat
@@ -0,0 +1,12 @@
+ABORT   BUSY
+ABORT   'NO CARRIER'
+ABORT   ERROR
+REPORT  CONNECT
+TIMEOUT 10
+""      "AT&F"
+OK      "ATE1"
+OK      'AT+CGDCONT=1,"IP","$USE_APN"'
+SAY     "Calling UMTS/GPRS"
+TIMEOUT 30
+OK      "ATD$DIALNUMBER"
+CONNECT ' '
diff --git a/package/network/utils/comgt/files/3g.sh b/package/network/utils/comgt/files/3g.sh
new file mode 100644
index 0000000..b0cdae2
--- /dev/null
+++ b/package/network/utils/comgt/files/3g.sh
@@ -0,0 +1,110 @@
+#!/bin/sh
+
+[ -n "$INCLUDE_ONLY" ] || {
+	NOT_INCLUDED=1
+	INCLUDE_ONLY=1
+
+	. ../netifd-proto.sh
+	. ./ppp.sh
+	init_proto "$@"
+}
+
+proto_3g_init_config() {
+	no_device=1
+	available=1
+	ppp_generic_init_config
+	proto_config_add_string "device:device"
+	proto_config_add_string "apn"
+	proto_config_add_string "service"
+	proto_config_add_string "pincode"
+	proto_config_add_string "dialnumber"
+}
+
+proto_3g_setup() {
+	local interface="$1"
+	local chat
+
+	json_get_var device device
+	json_get_var apn apn
+	json_get_var service service
+	json_get_var pincode pincode
+	json_get_var dialnumber dialnumber
+
+	[ -n "$dat_device" ] && device=$dat_device
+	[ -e "$device" ] || {
+		proto_set_available "$interface" 0
+		return 1
+	}
+
+	case "$service" in
+		cdma|evdo)
+			chat="/etc/chatscripts/evdo.chat"
+		;;
+		*)
+			chat="/etc/chatscripts/3g.chat"
+			cardinfo=$(gcom -d "$device" -s /etc/gcom/getcardinfo.gcom)
+			if echo "$cardinfo" | grep -q Novatel; then
+				case "$service" in
+					umts_only) CODE=2;;
+					gprs_only) CODE=1;;
+					*) CODE=0;;
+				esac
+				export MODE="AT\$NWRAT=${CODE},2"
+			elif echo "$cardinfo" | grep -q Option; then
+				case "$service" in
+					umts_only) CODE=1;;
+					gprs_only) CODE=0;;
+					*) CODE=3;;
+				esac
+				export MODE="AT_OPSYS=${CODE}"
+			elif echo "$cardinfo" | grep -q "Sierra Wireless"; then
+				SIERRA=1
+			elif echo "$cardinfo" | grep -qi huawei; then
+				case "$service" in
+					umts_only) CODE="14,2";;
+					gprs_only) CODE="13,1";;
+					*) CODE="2,2";;
+				esac
+				export MODE="AT^SYSCFG=${CODE},3FFFFFFF,2,4"
+			fi
+
+			if [ -n "$pincode" ]; then
+				PINCODE="$pincode" gcom -d "$device" -s /etc/gcom/setpin.gcom || {
+					proto_notify_error "$interface" PIN_FAILED
+					proto_block_restart "$interface"
+					return 1
+				}
+			fi
+			[ -n "$MODE" ] && gcom -d "$device" -s /etc/gcom/setmode.gcom
+
+			# wait for carrier to avoid firmware stability bugs
+			[ -n "$SIERRA" ] && {
+				gcom -d "$device" -s /etc/gcom/getcarrier.gcom || return 1
+			}
+
+			if [ -z "$dialnumber" ]; then
+				dialnumber="*99***1#"
+			fi
+
+		;;
+	esac
+
+	connect="${apn:+USE_APN=$apn }DIALNUMBER=$dialnumber /usr/sbin/chat -t5 -v -E -f $chat"
+	ppp_generic_setup "$interface" \
+		noaccomp \
+		nopcomp \
+		novj \
+		nobsdcomp \
+		noauth \
+		set EXTENDPREFIX=1 \
+		lock \
+		crtscts \
+		115200 "$device"
+	return 0
+}
+
+proto_3g_teardown() {
+	proto_kill_command "$interface"
+}
+
+[ -z "NOT_INCLUDED" ] || add_protocol 3g
diff --git a/package/network/utils/comgt/files/3g.usb b/package/network/utils/comgt/files/3g.usb
new file mode 100644
index 0000000..ac8326b
--- /dev/null
+++ b/package/network/utils/comgt/files/3g.usb
@@ -0,0 +1,33 @@
+#!/bin/sh
+. /lib/functions.sh
+. /lib/netifd/netifd-proto.sh
+
+find_3g_iface() {
+	local cfg="$1"
+	local tty="$2"
+
+	local proto
+	config_get proto "$cfg" proto
+	[ "$proto" = 3g ] || [ "$proto" = ncm ] || return 0
+
+	# bypass state vars here because 00-netstate could clobber .device
+	local dev=$(uci_get network "$cfg" device)
+
+	if [ "${dev##*/}" = "${tty##*/}" ]; then
+		if [ "$ACTION" = add ]; then
+			available=1
+		else
+			available=0
+		fi
+		proto_set_available "$cfg" $available
+	fi
+}
+
+case "$DEVICENAME" in
+	tty*)
+		[ -e "/dev/$DEVICENAME" ] || [ "$ACTION" = remove ] || exit 0
+		config_load network
+		config_foreach find_3g_iface interface "/dev/$DEVICENAME"
+	;;
+esac
+
diff --git a/package/network/utils/comgt/files/directip-stop.gcom b/package/network/utils/comgt/files/directip-stop.gcom
new file mode 100644
index 0000000..1c14863
--- /dev/null
+++ b/package/network/utils/comgt/files/directip-stop.gcom
@@ -0,0 +1,16 @@
+opengt
+set com 115200n81
+set comecho off
+set senddelay 0.05
+waitquiet 1 0.2
+
+:start
+ send "AT!SCACT=0,3^m"
+ waitfor 5 "OK"
+ if % = 0 goto hangupok
+ print "WWAN error. Hangup failed.\r\n"
+ exit 1
+
+:hangupok
+ print "WWAN connection established.\r\n"
+ exit 0
diff --git a/package/network/utils/comgt/files/directip.gcom b/package/network/utils/comgt/files/directip.gcom
new file mode 100644
index 0000000..9a772a9
--- /dev/null
+++ b/package/network/utils/comgt/files/directip.gcom
@@ -0,0 +1,55 @@
+opengt
+set com 115200n81
+set comecho off
+set senddelay 0.05
+waitquiet 1 0.2
+
+:start
+ if $env("USE_AUTH") = "0" goto connect
+ send "AT$QCPDPP=3,"
+ send $env("USE_AUTH")
+ send ",\""
+ if $env("USE_USER") <> "" send $env("USE_USER")
+ send "\",\""
+ if $env("USE_PASS") <> "" send $env("USE_PASS")
+ send "\"^m"
+ waitfor 5 "OK"
+ if % = 0 goto connect
+ print "WWAN error. Auth failed.\r\n"
+ exit 1
+
+:connect
+ send "AT+CFUN=1^m"
+ send "AT+CGDCONT=3,\"IP\",\""
+ send $env("USE_APN")
+ send "\"^m"
+ waitfor 5 "OK"
+ if % = 0 goto connok
+ print "WWAN error. Connection failed.\r\n"
+ exit 1
+
+:connok
+ let c=1
+:loop
+ sleep 2
+ send "AT+CGATT?^m"
+ waitfor 5 "+CGATT: 1"
+ if % = 0 goto carrierok
+ if c > 10 goto carriererr
+ inc c
+ goto loop
+
+:carriererr
+ print "WWAN error. No carrier.\r\n"
+ exit 1
+
+:carrierok
+ send "AT!SCACT=1,3^m"
+ waitfor 5 "OK"
+ if % = 0 goto dialok
+ print "WWAN error. Dialing failed.\r\n"
+ exit 1
+
+:dialok
+ print "WWAN connection established.\r\n"
+ exit 0
diff --git a/package/network/utils/comgt/files/directip.sh b/package/network/utils/comgt/files/directip.sh
new file mode 100644
index 0000000..d828052
--- /dev/null
+++ b/package/network/utils/comgt/files/directip.sh
@@ -0,0 +1,111 @@
+#!/bin/sh
+
+[ -n "$INCLUDE_ONLY" ] || {
+	. /lib/functions.sh
+	. ../netifd-proto.sh
+	init_proto "$@"
+}
+
+proto_directip_init_config() {
+	available=1
+	no_device=1
+	proto_config_add_string "device:device"
+	proto_config_add_string "apn"
+	proto_config_add_string "pincode"
+	proto_config_add_string "auth"
+	proto_config_add_string "username"
+	proto_config_add_string "password"
+}
+
+proto_directip_setup() {
+	local interface="$1"
+	local chat devpath devname
+
+	local device apn pincode ifname auth username password
+	json_get_vars device apn pincode auth username password
+
+	[ -n "$ctl_device" ] && device=$ctl_device
+
+	[ -e "$device" ] || {
+		proto_notify_error "$interface" NO_DEVICE
+		proto_set_available "$interface" 0
+		return 1
+	}
+
+	devname="$(basename "$device")"
+	devpath="$(readlink -f /sys/class/tty/$devname/device)"
+	ifname="$( ls "$devpath"/../../*/net )"
+
+	[ -n "$ifname" ] || {
+		proto_notify_error "$interface" NO_IFNAME
+		proto_set_available "$interface" 0
+		return 1
+	}
+
+	cardinfo=$(gcom -d "$device" -s /etc/gcom/getcardinfo.gcom)
+	[ -n $(echo "$cardinfo" | grep -q "Sierra Wireless") ] || {
+		proto_notify_error "$interface" BAD_DEVICE
+		proto_block_restart "$interface"
+		return 1
+	}
+
+	if [ -n "$pincode" ]; then
+		PINCODE="$pincode" gcom -d "$device" -s /etc/gcom/setpin.gcom || {
+			proto_notify_error "$interface" PIN_FAILED
+			proto_block_restart "$interface"
+			return 1
+		}
+	fi
+	# wait for carrier to avoid firmware stability bugs
+	gcom -d "$device" -s /etc/gcom/getcarrier.gcom || return 1
+
+	local auth_type=0
+	case $auth in
+	pap) auth_type=1;;
+	chap) auth_type=2;;
+	esac
+
+	USE_APN="$apn" USE_USER="$username" USE_PASS="$password" USE_AUTH="$auth_type" \
+			gcom -d "$device" -s /etc/gcom/directip.gcom || {
+		proto_notify_error "$interface" CONNECT_FAILED
+		proto_block_restart "$interface"
+		return 1
+	}
+
+	logger -p daemon.info -t "directip[$$]" "Connected, starting DHCP"
+	proto_init_update "$ifname" 1
+	proto_send_update "$interface"
+
+	json_init
+	json_add_string name "${interface}_4"
+	json_add_string ifname "@$interface"
+	json_add_string proto "dhcp"
+	ubus call network add_dynamic "$(json_dump)"
+
+	json_init
+	json_add_string name "${interface}_6"
+	json_add_string ifname "@$interface"
+	json_add_string proto "dhcpv6"
+	json_add_string extendprefix 1
+	ubus call network add_dynamic "$(json_dump)"
+
+	return 0
+}
+
+proto_directip_teardown() {
+	local interface="$1"
+
+	local device
+	json_get_vars device
+
+	[ -n "$ctl_device" ] && device=$ctl_device
+
+	gcom -d "$device" -s /etc/gcom/directip-stop.gcom || proto_notify_error "$interface" CONNECT_FAILED
+
+	proto_init_update "*" 0
+	proto_send_update "$interface"
+}
+
+[ -n "$INCLUDE_ONLY" ] || {
+	add_protocol directip
+}
diff --git a/package/network/utils/comgt/files/evdo.chat b/package/network/utils/comgt/files/evdo.chat
new file mode 100644
index 0000000..de49e41
--- /dev/null
+++ b/package/network/utils/comgt/files/evdo.chat
@@ -0,0 +1,17 @@
+# This is a simple chat script based off of the one provided by Sierra Wireless
+# for CDMA connections.  It should work for both Sprint and Verizon networks.
+
+ABORT	BUSY
+ABORT 	'NO CARRIER'
+ABORT	ERROR
+ABORT 	'NO DIAL TONE'
+ABORT 	'NO ANSWER'
+ABORT 	DELAYED
+REPORT	CONNECT
+TIMEOUT	10
+'' 		AT
+OK 		ATZ
+SAY     'Calling CDMA/EVDO'
+TIMEOUT	30
+OK		ATDT#777
+CONNECT	''
diff --git a/package/network/utils/comgt/files/getcardinfo.gcom b/package/network/utils/comgt/files/getcardinfo.gcom
new file mode 100644
index 0000000..5c69a64
--- /dev/null
+++ b/package/network/utils/comgt/files/getcardinfo.gcom
@@ -0,0 +1,14 @@
+opengt
+ set com 115200n81
+ set comecho off
+ set senddelay 0.02
+ waitquiet 0.2 0.2
+ flash 0.1
+
+:start
+ send "ATI^m"
+ get 1 "" $s
+ print $s
+
+:continue
+ exit 0
diff --git a/package/network/utils/comgt/files/getcarrier.gcom b/package/network/utils/comgt/files/getcarrier.gcom
new file mode 100644
index 0000000..1e0216d
--- /dev/null
+++ b/package/network/utils/comgt/files/getcarrier.gcom
@@ -0,0 +1,20 @@
+opengt
+  set senddelay 0.05
+  waitquiet 1 0.2
+  let c=1
+ :loop
+    inc c
+    send "AT+CGATT?^m"
+    waitfor 5 "+CGATT: 1","+CGATT: 0"
+    print "\n."
+    if % = -1 goto error
+    if c > 10 goto toolong
+    if % = 0 goto out
+    sleep 2
+    if % = 1 goto loop
+  :toolong
+  exit 1
+  :error
+  exit 0
+  :out
+ exit 0
diff --git a/package/network/utils/comgt/files/getcnum.gcom b/package/network/utils/comgt/files/getcnum.gcom
new file mode 100644
index 0000000..450cf8c
--- /dev/null
+++ b/package/network/utils/comgt/files/getcnum.gcom
@@ -0,0 +1,20 @@
+opengt
+ set com 115200n81
+ set comecho off
+ set senddelay 0.02
+ waitquiet 0.2 0.2
+ flash 0.1
+
+:start
+ send "AT+CNUM^m"
+ get 1 "^m" $n
+ get 1 ":" $n
+ get 1 "\"" $n
+ get 1 "\"" $n
+ get 1 "\"" $n
+ get 1 "\"" $n
+ let n = len($n)
+ if n<1 goto continue
+ print $n
+:continue
+ exit 0
diff --git a/package/network/utils/comgt/files/getimsi.gcom b/package/network/utils/comgt/files/getimsi.gcom
new file mode 100644
index 0000000..0485456
--- /dev/null
+++ b/package/network/utils/comgt/files/getimsi.gcom
@@ -0,0 +1,17 @@
+opengt
+ set com 115200n81
+ set comecho off
+ set senddelay 0.02
+ waitquiet 0.2 0.2
+ flash 0.1
+
+:start
+ send "AT+CIMI^m"
+ get 1 "^m" $s
+ get 1 "^m" $s
+ let x = len($s)
+ if x<2 goto continue
+ let $s = $right($s, x-1)
+ print $s
+:continue
+ exit 0
diff --git a/package/network/utils/comgt/files/getstrength.gcom b/package/network/utils/comgt/files/getstrength.gcom
new file mode 100644
index 0000000..2886285
--- /dev/null
+++ b/package/network/utils/comgt/files/getstrength.gcom
@@ -0,0 +1,14 @@
+opengt
+ set com 115200n81
+ set comecho off
+ set senddelay 0.02
+ waitquiet 0.2 0.2
+ flash 0.1
+
+:start
+ send "AT+CSQ^m"
+ get 1 "" $s
+ print $s
+
+:continue
+ exit 0
diff --git a/package/network/utils/comgt/files/ncm.json b/package/network/utils/comgt/files/ncm.json
new file mode 100644
index 0000000..d1f8699
--- /dev/null
+++ b/package/network/utils/comgt/files/ncm.json
@@ -0,0 +1,67 @@
+{
+	"huawei": {
+		"initialize": [
+			"AT",
+			"ATZ",
+			"ATQ0",
+			"ATV1",
+			"ATE1",
+			"ATS0=0",
+			"AT+CGDCONT=1,\\\"${pdptype}\\\",\\\"${apn}\\\""
+		],
+		"modes": {
+			"preferlte": "AT^SYSCFGEX=\\\"030201\\\",3fffffff,2,4,7fffffffffffffff,,",
+			"preferumts": "AT^SYSCFGEX=\\\"0201\\\",3fffffff,2,4,7fffffffffffffff,,",
+			"lte": "AT^SYSCFGEX=\\\"03\\\",3fffffff,2,4,7fffffffffffffff,,",
+			"umts": "AT^SYSCFGEX=\\\"02\\\",3fffffff,2,4,7fffffffffffffff,,",
+			"gsm": "AT^SYSCFGEX=\\\"01\\\",3fffffff,2,4,7fffffffffffffff,,",
+			"auto": "AT^SYSCFGEX=\\\"00\\\",3fffffff,2,4,7fffffffffffffff,,"
+		},
+		"connect": "AT^NDISDUP=1,1,\\\"${apn}\\\"${username:+,\\\"$username\\\"}${password:+,\\\"$password\\\"}${auth:+,$auth}",
+		"disconnect": "AT^NDISDUP=1,0"
+	},
+	"samsung": {
+		"initialize": [
+			"AT",
+			"AT+CGREG=2",
+			"AT+CFUN=5",
+			"AT+MODESELECT=3",
+			"AT+CGDCONT=1,\\\"${pdptype}\\\",\\\"${apn}\\\""
+		],
+		"modes": {
+			"umts": "AT+CHANGEALLPATH=1"
+		},
+		"connect": "AT+CGATT=1",
+		"disconnect": "AT+CGATT=0"
+	},
+	"sierra wireless, incorporated": {
+		"initialize": [
+			"AT+CFUN=1",
+			"AT+CGDCONT=1,\\\"${pdptype}\\\",\\\"${apn}\\\"",
+			"AT$QCPDPP=1${auth:+,$auth}${password:+,\\\"$password\\\"}${username:+,\\\"$username\\\"}"
+		],
+		"modes": {
+			"preferlte": "AT!SELRAT=07",
+			"preferumts": "AT!SELRAT=05",
+			"lte": "AT!SELRAT=06",
+			"umts": "AT!SELRAT=01",
+			"gsm": "AT!SELRAT=02",
+			"auto": "AT!SELRAT=00"
+		},
+		"connect": "AT!SCACT=1,1",
+		"disconnect": "AT!SCACT=0,1"
+	},
+	"sony ericsson": {
+		"initialize": [
+			"AT+CFUN=1",
+			"AT+CGDCONT=1,\\\"${pdptype}\\\",\\\"${apn}\\\"",
+			"AT*EIAAUW=1,1,\\\"${username}\\\",\\\"${password}\\\",${auth:-00111}"
+		],
+		"modes": {
+			"umts": "AT+CFUN=6",
+			"gsm": "AT+CFUN=5"
+		},
+		"connect": "AT*ENAP=1,1",
+		"disconnect": "AT*ENAP=0"
+	}
+}
diff --git a/package/network/utils/comgt/files/ncm.sh b/package/network/utils/comgt/files/ncm.sh
new file mode 100644
index 0000000..571cfaa
--- /dev/null
+++ b/package/network/utils/comgt/files/ncm.sh
@@ -0,0 +1,192 @@
+#!/bin/sh
+
+[ -n "$INCLUDE_ONLY" ] || {
+	. /lib/functions.sh
+	. ../netifd-proto.sh
+	init_proto "$@"
+}
+
+proto_ncm_init_config() {
+	no_device=1
+	available=1
+	proto_config_add_string "device:device"
+	proto_config_add_string apn
+	proto_config_add_string auth
+	proto_config_add_string username
+	proto_config_add_string password
+	proto_config_add_string pincode
+	proto_config_add_string delay
+	proto_config_add_string mode
+	proto_config_add_string pdptype
+	proto_config_add_boolean ipv6
+}
+
+proto_ncm_setup() {
+	local interface="$1"
+
+	local manufacturer initialize setmode connect ifname devname devpath
+
+	local device apn auth username password pincode delay mode pdptype ipv6
+	json_get_vars device apn auth username password pincode delay mode pdptype ipv6
+	
+	if [ "$ipv6" = 0 ]; then
+		ipv6=""
+	else
+		ipv6=1
+	fi
+	
+	[ -z "$pdptype" ] && {
+		if [ -n "$ipv6" ]; then
+			pdptype="IPV4V6"
+		else
+			pdptype="IP"
+		fi
+	}
+
+	[ -n "$ctl_device" ] && device=$ctl_device
+
+	[ -n "$device" ] || {
+		echo "No control device specified"
+		proto_notify_error "$interface" NO_DEVICE
+		proto_set_available "$interface" 0
+		return 1
+	}
+	[ -e "$device" ] || {
+		echo "Control device not valid"
+		proto_set_available "$interface" 0
+		return 1
+	}
+	[ -n "$apn" ] || {
+		echo "No APN specified"
+		proto_notify_error "$interface" NO_APN
+		return 1
+	}
+
+	devname="$(basename "$device")"
+	case "$devname" in
+	'tty'*)
+		devpath="$(readlink -f /sys/class/tty/$devname/device)"
+		ifname="$( ls "$devpath"/../../*/net )"
+		;;
+	*)
+		devpath="$(readlink -f /sys/class/usbmisc/$devname/device/)"
+		ifname="$( ls "$devpath"/net )"
+		;;
+	esac
+	[ -n "$ifname" ] || {
+		echo "The interface could not be found."
+		proto_notify_error "$interface" NO_IFACE
+		proto_set_available "$interface" 0
+		return 1
+	}
+
+	[ -n "$delay" ] && sleep "$delay"
+
+	manufacturer=`gcom -d "$device" -s /etc/gcom/getcardinfo.gcom | awk '/Manufacturer/ { print tolower($2) }'`
+	[ $? -ne 0 ] && {
+		echo "Failed to get modem information"
+		proto_notify_error "$interface" GETINFO_FAILED
+		return 1
+	}
+
+	json_load "$(cat /etc/gcom/ncm.json)"
+	json_select "$manufacturer"
+	[ $? -ne 0 ] && {
+		echo "Unsupported modem"
+		proto_notify_error "$interface" UNSUPPORTED_MODEM
+		proto_set_available "$interface" 0
+		return 1
+	}
+	json_get_values initialize initialize
+	for i in $initialize; do
+		eval COMMAND="$i" gcom -d "$device" -s /etc/gcom/runcommand.gcom || {
+			echo "Failed to initialize modem"
+			proto_notify_error "$interface" INITIALIZE_FAILED
+			return 1
+		}
+	done
+
+	[ -n "$pincode" ] && {
+		PINCODE="$pincode" gcom -d "$device" -s /etc/gcom/setpin.gcom || {
+			echo "Unable to verify PIN"
+			proto_notify_error "$interface" PIN_FAILED
+			proto_block_restart "$interface"
+			return 1
+		}
+	}
+	[ -n "$mode" ] && {
+		json_select modes
+		json_get_var setmode "$mode"
+		COMMAND="$setmode" gcom -d "$device" -s /etc/gcom/runcommand.gcom || {
+			echo "Failed to set operating mode"
+			proto_notify_error "$interface" SETMODE_FAILED
+			return 1
+		}
+		json_select ..
+	}
+
+	json_get_vars connect
+	eval COMMAND="$connect" gcom -d "$device" -s /etc/gcom/runcommand.gcom || {
+		echo "Failed to connect"
+		proto_notify_error "$interface" CONNECT_FAILED
+		return 1
+	}
+
+	echo "Connected, starting DHCP on $ifname"
+	
+	proto_init_update "$ifname" 1
+	proto_send_update "$interface"
+
+	json_init
+	json_add_string name "${interface}_4"
+	json_add_string ifname "@$interface"
+	json_add_string proto "dhcp"
+	ubus call network add_dynamic "$(json_dump)"
+
+	[ -n "$ipv6" ] && {
+		json_init
+		json_add_string name "${interface}_6"
+		json_add_string ifname "@$interface"
+		json_add_string proto "dhcpv6"
+		json_add_string extendprefix 1
+		ubus call network add_dynamic "$(json_dump)"
+	}
+}
+
+proto_ncm_teardown() {
+	local interface="$1"
+
+	local manufacturer disconnect
+
+	local device
+	json_get_vars device
+
+	echo "Stopping network"
+
+	manufacturer=`gcom -d "$device" -s /etc/gcom/getcardinfo.gcom | awk '/Manufacturer/ { print tolower($2) }'`
+	[ $? -ne 0 ] && {
+		echo "Failed to get modem information"
+		proto_notify_error "$interface" GETINFO_FAILED
+		return 1
+	}
+
+	json_load "$(cat /etc/gcom/ncm.json)"
+	json_select "$manufacturer" || {
+		echo "Unsupported modem"
+		proto_notify_error "$interface" UNSUPPORTED_MODEM
+		return 1
+	}
+
+	json_get_vars disconnect
+	COMMAND="$disconnect" gcom -d "$device" -s /etc/gcom/runcommand.gcom || {
+		echo "Failed to disconnect"
+		proto_notify_error "$interface" DISCONNECT_FAILED
+		return 1
+	}
+
+	proto_init_update "*" 0
+	proto_send_update "$interface"
+}
+[ -n "$INCLUDE_ONLY" ] || {
+	add_protocol ncm
+}
diff --git a/package/network/utils/comgt/files/runcommand.gcom b/package/network/utils/comgt/files/runcommand.gcom
new file mode 100644
index 0000000..e99b6f9
--- /dev/null
+++ b/package/network/utils/comgt/files/runcommand.gcom
@@ -0,0 +1,31 @@
+# run AT-command from environment
+opengt
+ set com 115200n81
+ set senddelay 0.02
+ waitquiet 1 0.2
+ flash 0.1
+
+:start
+ print "sending -> ",$env("COMMAND"),"\n"
+ send $env("COMMAND")
+ send "^m"
+
+ waitfor 15 "OK","ERR","ERROR","COMMAND NOT SUPPORT"
+ if % = 0 goto continue
+ if % = 1 goto error
+ if % = 2 goto error
+ if % = 3 goto notsupported
+
+ print "Timeout running AT-command\n"
+ exit 1
+
+:error
+ print "Error running AT-command\n"
+ exit 1
+
+:notsupported
+ print "AT-command not supported\n"
+ exit 1
+
+:continue
+ exit 0
diff --git a/package/network/utils/comgt/files/setmode.gcom b/package/network/utils/comgt/files/setmode.gcom
new file mode 100644
index 0000000..4ce0b5f
--- /dev/null
+++ b/package/network/utils/comgt/files/setmode.gcom
@@ -0,0 +1,26 @@
+# set wwan mode from environment
+opengt
+ set com 115200n81
+ set senddelay 0.02
+ waitquiet 1 0.2
+ flash 0.1
+
+:start
+ print "Trying to set mode\n"
+ send $env("MODE")
+ send "^m"
+
+ waitfor 15 "OK","ERR","ERROR"
+ if % = 0 goto continue
+ if % = 1 goto modeerror
+ if % = 2 goto modeerror
+
+ print "Timeout setting WWAN mode!\n"
+ exit 1
+
+:modeerror
+ print "Error setting WWAN mode!\n"
+ exit 1
+
+:continue
+ exit 0
diff --git a/package/network/utils/comgt/files/setpin.gcom b/package/network/utils/comgt/files/setpin.gcom
new file mode 100644
index 0000000..66350fe
--- /dev/null
+++ b/package/network/utils/comgt/files/setpin.gcom
@@ -0,0 +1,55 @@
+# set pin code from evnironment "$PINCODE"
+opengt
+ set com 115200n81
+ set senddelay 0.05
+ waitquiet 3 0.5
+ flash 0.1
+
+ let c=0
+:start
+ send "AT+CPIN?^m"
+ waitfor 15 "SIM PUK","SIM PIN","READY","ERROR","ERR"
+ if % = -1 goto timeout
+ if % = 0 goto ready
+ if % = 1 goto setpin
+ if % = 2 goto ready
+ if % = 3 goto checkrepeat
+ if % = 4 goto checkrepeat
+
+:checkrepeat
+ inc c
+ if c>3 goto pinerror
+ waitquiet 12 0.5
+ goto start
+
+:timeout
+ print "timeout checking for PIN."
+ exit 1
+
+:ready
+ print "SIM ready\n"
+ goto continue
+ exit 0
+
+:setpin
+ # check if output was "SIM PIN2", that's ok.
+ waitfor 1 "2"
+ if % = 0 goto ready
+
+ print "Trying to set PIN\n"
+ send "AT+CPIN=\""
+ send $env("PINCODE")
+ send "\"^m"
+
+ waitfor 20 "OK","ERR"
+ if % = -1 goto pinerror
+ if % = 0 goto continue
+ if % = 1 goto pinerror
+
+:pinerror
+ print "Error setting PIN, check card manually\n"
+ exit 1
+
+:continue
+ print "PIN set successfully\n"
+ exit 0
diff --git a/package/network/utils/comgt/patches/001-compile_fix.patch b/package/network/utils/comgt/patches/001-compile_fix.patch
new file mode 100644
index 0000000..15de850
--- /dev/null
+++ b/package/network/utils/comgt/patches/001-compile_fix.patch
@@ -0,0 +1,23 @@
+--- a/Makefile
++++ b/Makefile
+@@ -32,6 +32,7 @@ SCRIPTPATH = /etc/comgt/
+ SCRIPTSRC = ./scripts/
+ BIN     = $(CPROG) 
+ MANP	= comgt.1 sigmon.1
++CC	= cc
+ 
+ CFLAGS  = -c
+ LDFLAGS =
+@@ -70,10 +71,5 @@ clean:
+ 	-rm *~
+ 	-rm $(SCRIPTSRC)*~
+ 
+-
+-comgt: comgt.o
+-	cc comgt.o $(LDFLAGS) -o comgt
+-
+-comgt.o: comgt.c comgt.h
+-	cc comgt.c $(CFLAGS) 
+-
++comgt:  comgt.c comgt.h
++	$(CC) $(CFLAGS) -o comgt $< $(LDFLAGS)
diff --git a/package/network/utils/comgt/patches/002-termios.patch b/package/network/utils/comgt/patches/002-termios.patch
new file mode 100644
index 0000000..08f22d1
--- /dev/null
+++ b/package/network/utils/comgt/patches/002-termios.patch
@@ -0,0 +1,105 @@
+--- a/comgt.c
++++ b/comgt.c
+@@ -30,7 +30,7 @@
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <signal.h>
+-#include <termio.h>
++#include <termios.h>
+ #include <fcntl.h>
+ #include <unistd.h>
+ #include <string.h>
+@@ -81,7 +81,7 @@ char token[MAXTOKEN];   /* For gettoken(
+ char scriptfile[MAXPATH]; /* Script file name */
+ char scriptfilepath[MAXPATH]; /* temp storage for full path */
+ BOOL verbose=0; /* Log actions */
+-struct termio cons, stbuf, svbuf;  /* termios: svbuf=before, stbuf=while */
++struct termios cons, stbuf, svbuf;  /* termios: svbuf=before, stbuf=while */
+ int comfd=0; /* Communication file descriptor.  Defaults to stdin. */
+ char msg[STRINGL]; /* Massage messages here */
+ int preturn,returns[MAXGOSUBS];
+@@ -172,7 +172,7 @@ void dotestkey(void) {
+ 
+ /* Exit after resetting terminal settings */
+ void ext(long xtc) {
+-  ioctl(1, TCSETA, &cons);
++  ioctl(1, TCSETS, &cons);
+   exit(xtc);
+ }
+ 
+@@ -920,24 +920,24 @@ BOOL getonoroff(void) {
+ void setcom(void) {
+   stbuf.c_cflag &= ~(CBAUD | CSIZE | CSTOPB | CLOCAL | PARENB);
+   stbuf.c_cflag |= (speed | bits | CREAD | clocal | parity | stopbits );
+-  if (ioctl(comfd, TCSETA, &stbuf) < 0) {
++  if (ioctl(comfd, TCSETS, &stbuf) < 0) {
+     serror("Can't ioctl set device",1);
+   }
+ }
+ 
+ void doset(void) {
+-  struct termio console;
++  struct termios console;
+   int a,b;
+   gettoken();
+   if(strcmp(token,"echo")==0) {
+     a=0;
+     if(getonoroff()) a=ECHO|ECHOE;
+-    if(ioctl(0, TCGETA, &console)<0) {
++    if(ioctl(0, TCGETS, &console)<0) {
+       serror("Can't ioctl FD zero!\n",2);
+     }
+     console.c_lflag &= ~(ECHO | ECHOE);
+     console.c_lflag |= a;
+-    ioctl(0, TCSETA, &console);
++    ioctl(0, TCSETS, &console);
+   }
+   else if(strcmp(token,"senddelay")==0) {
+     senddelay=10000L*getdvalue();
+@@ -1224,7 +1224,7 @@ void doclose(void) {
+   if(strcmp(token,"hardcom")==0) {
+     if(comfd== -1) serror("Com device not open",1);
+     vmsg("Closing device");
+-    if (ioctl(comfd, TCSETA, &svbuf) < 0) {
++    if (ioctl(comfd, TCSETS, &svbuf) < 0) {
+       sprintf(msg,"Can't ioctl set device %s.\n",device);
+       serror(msg,1);
+     }
+@@ -1266,12 +1266,12 @@ void opengt(void) {
+       ext(1);
+     }
+   }
+-  if (ioctl (comfd, TCGETA, &svbuf) < 0) {
++  if (ioctl (comfd, TCGETS, &svbuf) < 0) {
+     sprintf(msg,"Can't control %s, please try again.\n",device);
+     serror(msg,1);
+   }
+   setenv("COMGTDEVICE",device,1);
+-  ioctl(comfd, TCGETA, &stbuf);
++  ioctl(comfd, TCGETS, &stbuf);
+   speed=stbuf.c_cflag & CBAUD;
+   if (high_speed == 0)  strcpy(cspeed,"115200");
+   else strcpy(cspeed,"57600");
+@@ -1303,11 +1303,11 @@ void opendevice(void) {
+   }
+   else comfd=0;
+ 
+-  if (ioctl (comfd, TCGETA, &svbuf) < 0) {
++  if (ioctl (comfd, TCGETS, &svbuf) < 0) {
+     sprintf(msg,"Can't ioctl get device %s.\n",device);
+     serror(msg,1);
+   }
+-  ioctl(comfd, TCGETA, &stbuf);
++  ioctl(comfd, TCGETS, &stbuf);
+   speed=stbuf.c_cflag & CBAUD;
+   switch(speed) {
+     case B0: strcpy(cspeed,"0");break;
+@@ -1553,7 +1553,7 @@ int main(int argc,char **argv) {
+   skip_default=0;
+   filep=NULL;
+   scriptspace=4096;
+-  ioctl(1, TCGETA, &cons);
++  ioctl(1, TCGETS, &cons);
+   if((script=( char *)malloc(scriptspace))==NULL) {
+     serror("Could not malloc()",3);
+   }
diff --git a/package/network/utils/comgt/patches/003-no_XCASE.patch b/package/network/utils/comgt/patches/003-no_XCASE.patch
new file mode 100644
index 0000000..f2060a8
--- /dev/null
+++ b/package/network/utils/comgt/patches/003-no_XCASE.patch
@@ -0,0 +1,20 @@
+--- a/comgt.c
++++ b/comgt.c
+@@ -1281,7 +1281,7 @@ void opengt(void) {
+   parity=stbuf.c_cflag & (PARENB | PARODD);
+   stbuf.c_iflag &= ~(IGNCR | ICRNL | IUCLC | INPCK | IXON | IXANY | IGNPAR );
+   stbuf.c_oflag &= ~(OPOST | OLCUC | OCRNL | ONLCR | ONLRET);
+-  stbuf.c_lflag &= ~(ICANON | XCASE | ECHO | ECHOE | ECHONL);
++  stbuf.c_lflag &= ~(ICANON | ECHO | ECHOE | ECHONL);
+   stbuf.c_lflag &= ~(ECHO | ECHOE);
+   stbuf.c_cc[VMIN] = 1;
+   stbuf.c_cc[VTIME] = 0;
+@@ -1336,7 +1336,7 @@ void opendevice(void) {
+   parity=stbuf.c_cflag & (PARENB | PARODD);
+   stbuf.c_iflag &= ~(IGNCR | ICRNL | IUCLC | INPCK | IXON | IXANY | IGNPAR );
+   stbuf.c_oflag &= ~(OPOST | OLCUC | OCRNL | ONLCR | ONLRET);
+-  stbuf.c_lflag &= ~(ICANON | XCASE | ECHO | ECHOE | ECHONL);
++  stbuf.c_lflag &= ~(ICANON | ECHO | ECHOE | ECHONL);
+   stbuf.c_lflag &= ~(ECHO | ECHOE);
+   stbuf.c_cc[VMIN] = 1;
+   stbuf.c_cc[VTIME] = 0;
diff --git a/package/network/utils/comgt/patches/004-check_tty.patch b/package/network/utils/comgt/patches/004-check_tty.patch
new file mode 100644
index 0000000..fb1d9af
--- /dev/null
+++ b/package/network/utils/comgt/patches/004-check_tty.patch
@@ -0,0 +1,68 @@
+--- a/comgt.c
++++ b/comgt.c
+@@ -91,6 +91,7 @@ unsigned long hstart,hset;
+ char NullString[]={ "" };
+ BOOL lastcharnl=1; /* Indicate that last char printed from getonebyte
+                                was a nl, so no new one is needed */
++BOOL tty=1;
+ 
+ 
+ //"open com \"/dev/modem\"\nset com 38400n81\nset senddelay 0.05\nsend \"ATi^m\"\nget 2 \" ^m\" $s\nprint \"Response : \",$s,\"\\n\"\nget 2 \" ^m\" $s\nprint \"Response :\",$s,\"\\n\"\nget 2 \" ^m\" $s\nprint \"Response : \",$s,\"\\n\"\n\n";
+@@ -920,7 +921,7 @@ BOOL getonoroff(void) {
+ void setcom(void) {
+   stbuf.c_cflag &= ~(CBAUD | CSIZE | CSTOPB | CLOCAL | PARENB);
+   stbuf.c_cflag |= (speed | bits | CREAD | clocal | parity | stopbits );
+-  if (ioctl(comfd, TCSETS, &stbuf) < 0) {
++  if (tty && ioctl(comfd, TCSETS, &stbuf) < 0) {
+     serror("Can't ioctl set device",1);
+   }
+ }
+@@ -1224,7 +1225,7 @@ void doclose(void) {
+   if(strcmp(token,"hardcom")==0) {
+     if(comfd== -1) serror("Com device not open",1);
+     vmsg("Closing device");
+-    if (ioctl(comfd, TCSETS, &svbuf) < 0) {
++    if (tty && ioctl(comfd, TCSETS, &svbuf) < 0) {
+       sprintf(msg,"Can't ioctl set device %s.\n",device);
+       serror(msg,1);
+     }
+@@ -1266,12 +1267,17 @@ void opengt(void) {
+       ext(1);
+     }
+   }
+-  if (ioctl (comfd, TCGETS, &svbuf) < 0) {
++  if (isatty (comfd))
++    tty=1;
++  else
++    tty=0;
++  if (tty && ioctl (comfd, TCGETS, &svbuf) < 0) {
+     sprintf(msg,"Can't control %s, please try again.\n",device);
+     serror(msg,1);
+   }
+   setenv("COMGTDEVICE",device,1);
+-  ioctl(comfd, TCGETS, &stbuf);
++  if (tty)
++    ioctl(comfd, TCGETS, &stbuf);
+   speed=stbuf.c_cflag & CBAUD;
+   if (high_speed == 0)  strcpy(cspeed,"115200");
+   else strcpy(cspeed,"57600");
+@@ -1302,12 +1308,16 @@ void opendevice(void) {
+     }
+   }
+   else comfd=0;
+-
+-  if (ioctl (comfd, TCGETS, &svbuf) < 0) {
++  if (isatty (comfd))
++    tty=1;
++  else
++    tty=0;
++  if (tty && ioctl (comfd, TCGETS, &svbuf) < 0) {
+     sprintf(msg,"Can't ioctl get device %s.\n",device);
+     serror(msg,1);
+   }
+-  ioctl(comfd, TCGETS, &stbuf);
++  if (tty)
++    ioctl(comfd, TCGETS, &stbuf);
+   speed=stbuf.c_cflag & CBAUD;
+   switch(speed) {
+     case B0: strcpy(cspeed,"0");break;
-- 
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