;;;; Programmer: Kevin M. Rosenberg with excerpts from portableaserve
;;;; Date Started: Jun 2003
;;;;
-;;;; $Id: sockets.lisp,v 1.3 2003/07/10 18:52:10 kevin Exp $
+;;;; $Id$
;;;; *************************************************************************
(in-package #:kmrcl)
(defun create-inet-listener (port &key (format :text) (reuse-address t))
#+cmu (ext:create-inet-listener port)
#+allegro
- (socket:make-socket :connect :passive :local-port port :format :binary
+ (socket:make-socket :connect :passive :local-port port :format format
:address-family
(if (stringp port)
:file
(defun accept-tcp-connection (listener)
+ "Returns (VALUES stream socket)"
#+allegro
- (socket:accept-connection listener)
+ (let ((sock (socket:accept-connection listener)))
+ (values sock sock))
#+clisp
- (ext:socket-accept listener)
+ (let ((sock (ext:socket-accept listener)))
+ (value sock sock))
#+cmu
(progn
(mp:process-wait-until-fd-usable listener :input)
- (sys:make-fd-stream
- (nth-value 0 (ext:accept-tcp-connection listener))
- :input t :output t))
+ (let ((sock (nth-value 0 (ext:accept-tcp-connection listener))))
+ (values (sys:make-fd-stream sock :input t :output t) sock)))
#+sbcl
(when (sb-sys:wait-until-fd-usable
(sb-bsd-sockets:socket-file-descriptor listener) :input)
- (sb-bsd-sockets:socket-make-stream
- (sb-bsd-sockets:socket-accept listener)
- :element-type 'base-char
- :input t :output t))
+ (let ((sock (sb-bsd-sockets:socket-accept listener)))
+ (values
+ (sb-bsd-sockets:socket-make-stream
+ sock :element-type 'base-char :input t :output t)
+ sock)))
#-(or allegro clisp cmu sbcl)
(warn "accept-tcp-connection not supported on this implementation")
)
"Convert from dotted string to 32-bit integer."
(declare (string dotted))
(if errorp
- (let ((ll (string-tokens (substitute #\Space #\. dotted))))
+ (let ((ll (delimited-string-to-list dotted #\.)))
(+ (ash (first ll) 24) (ash (second ll) 16)
(ash (third ll) 8) (fourth ll)))
(ignore-errors
- (let ((ll (string-tokens (substitute #\Space #\. dotted))))
- (+ (ash (first ll) 24) (ash (second ll) 16)
- (ash (third ll) 8) (fourth ll))))))
+ (let ((ll (delimited-string-to-list dotted #\.)))
+ (+ (ash (first ll) 24) (ash (second ll) 16)
+ (ash (third ll) 8) (fourth ll))))))
#+sbcl
(defun ipaddr-to-hostname (ipaddr &key ignore-cache)
(defun make-active-socket (server port)
- #+allegro (socket:make-socket :remote-host server
- :remote-port port)
- #+lispworks (comm:open-tcp-stream server port)
- #+sbcl (let ((socket (make-instance 'sb-bsd-sockets:inet-socket
- :type :stream
- :protocol :tcp)))
- (sb-bsd-sockets:socket-connect
- socket (lookup-hostname server) port)
- (sb-bsd-sockets:socket-make-stream socket
- :input t
- :output t
- :element-type 'base-char))
- #+cmu
- (sys:make-fd-stream (ext:connect-to-inet-socket host port)
- :input t :output t :element-type 'base-char)
+ "Returns (VALUES STREAM SOCKET)"
+ #+allegro
+ (let ((sock (socket:make-socket :remote-host server
+ :remote-port port)))
+ (values sock sock))
+ #+lispworks
+ (let ((sock (comm:open-tcp-stream server port)))
+ (values sock sock))
+ #+sbcl
+ (let ((sock (make-instance 'sb-bsd-sockets:inet-socket
+ :type :stream
+ :protocol :tcp)))
+ (sb-bsd-sockets:socket-connect sock (lookup-hostname server) port)
+ (values
+ (sb-bsd-sockets:socket-make-stream
+ sock :input t :output t :element-type 'base-char)
+ sock))
+ #+cmu
+ (let ((sock (ext:connect-to-inet-socket host port)))
+ (values
+ (sys:make-fd-stream sock :input t :output t :element-type 'base-char)
+ sock))
+ )
+
+(defun ipaddr-array-to-dotted (array)
+ (format nil "~{~D~^.~}" (coerce array 'list))
+ #+ignore
+ (format nil "~D.~D.~D.~D"
+ (aref 0 array) (aref 1 array) (aref 2 array) (array 3 array)))
+
+(defun remote-host (socket)
+ #+allegro (socket:ipaddr-to-dotted (socket:remote-host socket))
+ #+lispworks (nth-value 0 (comm:get-socket-peer-address socket))
+ #+sbcl (ipaddr-array-to-dotted
+ (nth-value 0 (sb-bsd-sockets:socket-peername socket)))
+ #+cmu (nth-value 0 (ext:get-peer-host-and-port socket))
)
+