src/sockets/config.lisp

   1 ;;;; -*- Mode: Lisp; indent-tabs-mode: nil -*-
   2 ;;;
   3 ;;; --- Special variable definitions.
   4 ;;;
   5
   6 (in-package :iolib/sockets)
   7
   8 (defvar *ipv6* nil
   9   "Specifies the default behaviour with respect to IPv6:
  10 - nil   : Only IPv4 addresses are used.
  11 - :ipv6 : Only IPv6 addresses are used.
  12 - t     : If both IPv4 and IPv6 addresses are found they are returned in the best order possible (see RFC 3484).
  13 Default value is NIL.")
  14
  15 (deftype *ipv6*-type ()
  16   '(member t nil :ipv6))
  17
  18 (defconstant +max-backlog-size+ somaxconn
  19   "Maximum length of the pending connections queue (hard limit).")
  20
  21 (defvar *default-backlog-size* 5
  22   "Default length of the pending connections queue (soft limit).")
  23
  24 (defvar *default-linger-seconds* 15
  25   "Default linger timeout when enabling SO_LINGER option on a socket.")