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#!/bin/sh
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"
proto_config_add_string "apn"
proto_config_add_string "service"
proto_config_add_string "pincode"
}
proto_3g_setup() {
local interface="$1"
local chat
json_get_var device device
json_get_var apn apn
json_get_var service service
json_get_var pincode pincode
[ -e "$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 "$cardinfo" | grep -q "Sierra Wireless"; then
SIERRA=1
fi
if [ -n "$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
}
;;
esac
connect="${apn:+USE_APN=$apn }/usr/sbin/chat -t5 -v -E -f $chat"
ppp_generic_setup "$interface" \
noaccomp \
nopcomp \
novj \
nobsdcomp \
noauth \
lock \
crtscts \
115200 "$device"
return 0
}
proto_3g_teardown() {
proto_kill_command "$interface"
}
add_protocol 3g
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