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#!/bin/sh
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INCLUDE_ONLY=1
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. ../netifd-proto.sh
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. ./ppp.sh
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init_proto "$@"
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proto_3g_init_config() {
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no_device=1
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available=1
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ppp_generic_init_config
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proto_config_add_string "device"
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proto_config_add_string "apn"
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proto_config_add_string "service"
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proto_config_add_string "pincode"
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}
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proto_3g_setup() {
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local interface="$1"
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local chat
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json_get_var device device
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json_get_var apn apn
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json_get_var service service
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json_get_var pincode pincode
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[ -e "$device" ] || {
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proto_set_available "$interface" 0
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return 1
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}
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case "$service" in
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cdma|evdo)
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chat="/etc/chatscripts/evdo.chat"
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;;
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*)
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chat="/etc/chatscripts/3g.chat"
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cardinfo=$(gcom -d "$device" -s /etc/gcom/getcardinfo.gcom)
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if echo "$cardinfo" | grep -q Novatel; then
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case "$service" in
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umts_only) CODE=2;;
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gprs_only) CODE=1;;
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*) CODE=0;;
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esac
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export MODE="AT\$NWRAT=${CODE},2"
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elif echo "$cardinfo" | grep -q Option; then
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case "$service" in
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umts_only) CODE=1;;
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gprs_only) CODE=0;;
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*) CODE=3;;
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esac
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export MODE="AT_OPSYS=${CODE}"
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elif echo "$cardinfo" | grep -q "Sierra Wireless"; then
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SIERRA=1
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fi
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if [ -n "$pincode" ]; then
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PINCODE="$pincode" gcom -d "$device" -s /etc/gcom/setpin.gcom || {
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proto_notify_error "$interface" PIN_FAILED
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proto_block_restart "$interface"
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return 1
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}
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fi
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[ -n "$MODE" ] && gcom -d "$device" -s /etc/gcom/setmode.gcom
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# wait for carrier to avoid firmware stability bugs
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[ -n "$SIERRA" ] && {
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gcom -d "$device" -s /etc/gcom/getcarrier.gcom || return 1
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}
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;;
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esac
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connect="${apn:+USE_APN=$apn }/usr/sbin/chat -t5 -v -E -f $chat"
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ppp_generic_setup "$interface" \
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noaccomp \
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nopcomp \
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novj \
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nobsdcomp \
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noauth \
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lock \
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crtscts \
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115200 "$device"
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return 0
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}
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proto_3g_teardown() {
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proto_kill_command "$interface"
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}
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add_protocol 3g
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