(*----------------------------------------------------------------------------
 *  Copyright (c) 2019 António Nuno Monteiro
 *
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice,
 *  this list of conditions and the following disclaimer.
 *
 *  2. Redistributions in binary form must reproduce the above copyright
 *  notice, this list of conditions and the following disclaimer in the
 *  documentation and/or other materials provided with the distribution.
 *
 *  3. Neither the name of the copyright holder nor the names of its
 *  contributors may be used to endorse or promote products derived from this
 *  software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 *---------------------------------------------------------------------------*)

open H2

(* The function that results from [create_connection_handler] should be passed
   to [Lwt_io.establish_server_with_client_socket]. *)
module Server : sig
  include
    H2_lwt.Server
    with type socket = Lwt_unix.file_descr
     and type addr := Unix.sockaddr

  module TLS : sig
    include
      H2_lwt.Server
      with type socket = Gluten_lwt_unix.Server.TLS.socket
       and type addr := Unix.sockaddr

    val create_connection_handler_with_default :
       certfile:string
      -> keyfile:string
      -> ?config:Config.t
      -> request_handler:(Unix.sockaddr -> Server_connection.request_handler)
      -> error_handler:(Unix.sockaddr -> Server_connection.error_handler)
      -> Unix.sockaddr
      -> Lwt_unix.file_descr
      -> unit Lwt.t
  end

  module SSL : sig
    include
      H2_lwt.Server
      with type socket = Gluten_lwt_unix.Server.SSL.socket
       and type addr := Unix.sockaddr

    val create_connection_handler_with_default :
       certfile:string
      -> keyfile:string
      -> ?config:Config.t
      -> request_handler:(Unix.sockaddr -> Server_connection.request_handler)
      -> error_handler:(Unix.sockaddr -> Server_connection.error_handler)
      -> Unix.sockaddr
      -> Lwt_unix.file_descr
      -> unit Lwt.t
  end
end

module Client : sig
  include
    H2_lwt.Client
    with type socket = Lwt_unix.file_descr
     and type runtime = Gluten_lwt_unix.Client.t

  module TLS : sig
    include
      H2_lwt.Client
      with type socket = Gluten_lwt_unix.Client.TLS.socket
       and type runtime = Gluten_lwt_unix.Client.TLS.t

    val create_connection_with_default :
       ?config:Config.t
      -> ?push_handler:
           (Request.t -> (Client_connection.response_handler, unit) result)
      -> error_handler:Client_connection.error_handler
      -> Lwt_unix.file_descr
      -> t Lwt.t
  end

  module SSL : sig
    include
      H2_lwt.Client
      with type socket = Gluten_lwt_unix.Client.SSL.socket
       and type runtime = Gluten_lwt_unix.Client.SSL.t

    val create_connection_with_default :
       ?config:Config.t
      -> ?push_handler:
           (Request.t -> (Client_connection.response_handler, unit) result)
      -> error_handler:Client_connection.error_handler
      -> Lwt_unix.file_descr
      -> t Lwt.t
  end
end