+ json_get_var mtu mtu
+ mtu="${mtu:-1492}"
+
+ json_get_var ac ac
+ json_get_var service service
+
+ ppp_generic_setup "$config" \
+ plugin rp-pppoe.so \
+ ${ac:+rp_pppoe_ac "$ac"} \
+ ${service:+rp_pppoe_service "$service"} \
+ "nic-$iface"
+}
+
+proto_pppoe_teardown() {
+ ppp_generic_teardown "$@"
+}
+
+proto_pppoa_init_config() {
+ ppp_generic_init_config
+ proto_config_add_int "atmdev"
+ proto_config_add_int "vci"
+ proto_config_add_int "vpi"
+ proto_config_add_string "encaps"
+ no_device=1
+ available=1
+}
+
+proto_pppoa_setup() {
+ local config="$1"
+ local iface="$2"
+
+ for module in slhc ppp_generic pppox pppoatm; do
+ /sbin/insmod $module 2>&- >&-
+ done
+
+ json_get_vars atmdev vci vpi encaps
+
+ case "$encaps" in
+ 1|vc) encaps="vc-encaps" ;;
+ *) encaps="llc-encaps" ;;
+ esac
+
+ ppp_generic_setup "$config" \
+ plugin pppoatm.so \
+ ${atmdev:+$atmdev.}${vpi:-8}.${vci:-35} \
+ ${encaps}
+}
+
+proto_pppoa_teardown() {
+ ppp_generic_teardown "$@"
+}
+
+proto_pptp_init_config() {
+ ppp_generic_init_config
+ proto_config_add_string "server"
+ available=1
+ no_device=1
+}
+
+proto_pptp_setup() {
+ local config="$1"
+ local iface="$2"
+
+ local ip serv_addr server
+ json_get_var server server && {
+ for ip in $(resolveip -t 5 "$server"); do
+ ( proto_add_host_dependency "$config" "$ip" )
+ serv_addr=1
+ done
+ }
+ [ -n "$serv_addr" ] || {
+ echo "Could not resolve server address"
+ sleep 5
+ proto_setup_failed "$config"
+ exit 1
+ }
+
+ local load
+ for module in slhc ppp_generic ppp_async ppp_mppe ip_gre gre pptp; do
+ grep -q "$module" /proc/modules && continue
+ /sbin/insmod $module 2>&- >&-
+ load=1
+ done
+ [ "$load" = "1" ] && sleep 1
+
+ ppp_generic_setup "$config" \
+ plugin pptp.so \
+ pptp_server $server \
+ file /etc/ppp/options.pptp
+}
+
+proto_pptp_teardown() {
+ ppp_generic_teardown "$@"
+}