;;;; *************************************************************************
;;;; FILE IDENTIFICATION
;;;;
-;;;; Name: objects.cl
+;;;; Name: objects.lisp
;;;; Purpose: UFFI source to handle objects and pointers
;;;; Programmer: Kevin M. Rosenberg
;;;; Date Started: Feb 2002
;;;;
-;;;; $Id: objects.lisp,v 1.7 2002/12/02 13:21:43 kevin Exp $
+;;;; $Id: objects.lisp,v 1.13 2003/06/06 21:59:18 kevin Exp $
;;;;
;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
;;;;
;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL.
;;;; *************************************************************************
-(declaim (optimize (debug 3) (speed 3) (safety 1) (compilation-speed 0)))
-(in-package :uffi)
+(in-package #:uffi)
(defun size-of-foreign-type (type)
#+lispworks (fli:size-of type)
#+lispworks
`(fli:allocate-foreign-object :type ',(convert-from-uffi-type type :allocate) :nelems ,size)
#+allegro
- `(ff:allocate-fobject '(:array ,(convert-from-uffi-type (eval type) :allocate) ,(eval size)) :c)
+ `(ff:allocate-fobject (list :array (quote ,(convert-from-uffi-type type :allocate)) ,size) :c)
#+mcl
`(new-ptr (* ,size ,(size-of-foreign-type (convert-from-uffi-type type :allocation))))
)))
#+mcl
(defsetf deref-pointer deref-pointer-set)
-#+(or lispworks (and mcl (not openmcl))) ;; with LW, deref is a character
+#+(or (and mcl (not openmcl))) ;; with LW, deref is a character
(defmacro ensure-char-character (obj)
obj)
-#+(or allegro cmu sbcl scl openmcl)
+#+(or allegro lispworks cmu sbcl scl openmcl)
(defmacro ensure-char-character (obj)
`(code-char ,obj))
(defmacro ensure-char-integer (obj)
obj)
+;; Returns the numeric value of a byte at a pointer
+;; Highly optimized
+(defmacro byte-value-at-pointer (ptr)
+ )
+
(defmacro pointer-address (obj)
#+(or cmu scl)
`(system:sap-int (alien:alien-sap ,obj))