sockets/make-socket.lisp

   1 ;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp -*-
   2
   3 ;;   Copyright (C) 2006, 2007 Stelian Ionescu
   4 ;;
   5 ;;   This code is free software; you can redistribute it and/or
   6 ;;   modify it under the terms of the version 2.1 of
   7 ;;   the GNU Lesser General Public License as published by
   8 ;;   the Free Software Foundation, as clarified by the
   9 ;;   preamble found here:
  10 ;;       http://opensource.franz.com/preamble.html
  11 ;;
  12 ;;   This program is distributed in the hope that it will be useful,
  13 ;;   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 ;;   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 ;;   GNU General Public License for more details.
  16 ;;
  17 ;;   You should have received a copy of the GNU Lesser General
  18 ;;   Public License along with this library; if not, write to the
  19 ;;   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  20 ;;   Boston, MA 02110-1301, USA
  21
  22 (in-package :net.sockets)
  23
  24 (defun make-socket (&key
  25                     (address-family :internet)
  26                     (type :stream)
  27                     (connect :active)
  28                     (protocol :default)
  29                     (ipv6 *ipv6*))
  30   (check-type address-family (member :internet :local))
  31   (check-type type (member :stream :datagram))
  32   (check-type connect (member :active :passive))
  33   (check-type ipv6 (member nil t :ipv6))
  34   (when (eql address-family :internet)
  35     (setf address-family (if ipv6 :ipv6 :ipv4)))
  36   (let ((socket-class
  37          (select-socket-type address-family type connect protocol)))
  38     (make-instance socket-class :family address-family)))