qubes-mirage-firewall/router.mli
Hannes Mehnert f2d3faf1da revise port management
this needs mirage-nat at hannesm#fixes
2022-10-11 13:31:18 +02:00

32 lines
879 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;
}
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