sockets/make-socket.lisp

   1 ;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp -*-
   2
   3 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
   4 ;   Copyright (C) 2006 by Stelian Ionescu                                 ;
   5 ;                                                                         ;
   6 ;   This program is free software; you can redistribute it and/or modify  ;
   7 ;   it under the terms of the GNU General Public License as published by  ;
   8 ;   the Free Software Foundation; either version 2 of the License, or     ;
   9 ;   (at your option) any later version.                                   ;
  10 ;                                                                         ;
  11 ;   This program is distributed in the hope that it will be useful,       ;
  12 ;   but WITHOUT ANY WARRANTY; without even the implied warranty of        ;
  13 ;   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         ;
  14 ;   GNU General Public License for more details.                          ;
  15 ;                                                                         ;
  16 ;   You should have received a copy of the GNU General Public License     ;
  17 ;   along with this program; if not, write to the                         ;
  18 ;   Free Software Foundation, Inc.,                                       ;
  19 ;   51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA              ;
  20 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  21
  22 ;; (declaim (optimize (speed 2) (safety 2) (space 1) (debug 2)))
  23 (declaim (optimize (speed 0) (safety 2) (space 0) (debug 2)))
  24
  25 (in-package :net.sockets)
  26
  27 (defun make-socket (&key
  28                     (address-family :internet)
  29                     (type :stream)
  30                     (connect :active)
  31                     (protocol :default)
  32                     (ipv6 *ipv6*))
  33   (check-type address-family (member :internet :local))
  34   (check-type type (member :stream :datagram))
  35   (check-type connect (member :active :passive))
  36   (check-type ipv6 (member nil t :ipv6))
  37   (when (eql address-family :internet)
  38     (setf address-family (if ipv6 :ipv6 :ipv4)))
  39   (let ((socket-class
  40          (select-socket-type address-family type connect protocol)))
  41     (make-instance socket-class :family address-family)))