qubes-mirage-firewall/router.mli
linse 2d78d47591 Support firewall rules with hostnames.
Co-Authored-By: Mindy Preston <yomimono@users.noreply.github.com>
Co-Authored-By: Olle Jonsson <olle.jonsson@gmail.com>
Co-Authored-By: hannes <hannes@mehnert.org>
Co-Authored-By: cfcs <cfcs@users.noreply.github.com>
2020-05-15 16:25:46 +02:00

33 lines
903 B
OCaml

(* Copyright (C) 2015, Thomas Leonard <thomas.leonard@unikernel.com>
See the README file for details. *)
(** Routing packets to the right network interface. *)
open Fw_utils
type t = private {
client_eth : Client_eth.t;
nat : My_nat.t;
uplink : interface;
ports : My_nat.ports;
}
val create :
client_eth:Client_eth.t ->
uplink:interface ->
nat:My_nat.t ->
t
(** [create ~client_eth ~uplink ~nat] is a new routing table
that routes packets outside of [client_eth] via [uplink]. *)
val target : t -> Ipv4_packet.t -> interface option
(** [target t packet] is the interface to which [packet] should be routed. *)
val add_client : t -> client_link -> unit Lwt.t
(** [add_client t iface] adds a rule for routing packets addressed to [iface]. *)
val remove_client : t -> client_link -> unit
val classify : t -> Ipaddr.t -> Packet.host
val resolve : t -> Packet.host -> Ipaddr.t