;;;; Programmer: Kevin M. Rosenberg
;;;; Date Started: Feb 2002
;;;;
-;;;; $Id: aggregates.lisp,v 1.9 2003/08/26 13:29:31 kevin Exp $
+;;;; $Id$
;;;;
;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
;;;;
#+sbcl
`(sb-alien:slot ,obj ,slot)
#+mcl
- `(ccl:pref ,obj ,(read-from-string (format nil ":~a.~a" (keyword type) (keyword slot))))
+ `(ccl:pref ,obj ,(intern (concatenate 'string (symbol-name type) "." (symbol-name slot))
+ :keyword))
)
#+mcl
"Returns a field from a row"
#+(or lispworks cmu sbcl scl) (declare (ignore type))
#+(or cmu scl) `(alien:deref ,obj ,i)
- #+sbcl `(sb-alien:deref ,obj ,i)
+ #+sbcl `(sb-alien:deref ,obj ,i)
#+lispworks `(fli:dereference ,obj :index ,i :copy-foreign-object nil)
#+allegro `(ff:fslot-value-typed (quote ,(convert-from-uffi-type type :type)) :c ,obj ,i)
- #+mcl
+ #+openmcl
(let* ((array-type (array-type type))
(local-type (convert-from-uffi-type array-type :allocation))
- (accessor (first (macroexpand `(ccl:pref obj ,local-type)))))
- `(,accessor
+ (element-size-in-bits (ccl::%foreign-type-or-record-size local-type :bits)))
+ (ccl::%foreign-access-form
+ obj
+ (ccl::%foreign-type-or-record local-type)
+ `(* ,i ,element-size-in-bits)
+ nil))
+ #+(and mcl (not openmcl))
+ (let* ((array-type (array-type type))
+ (local-type (convert-from-uffi-type array-type :allocation))
+ (accessor (first (macroexpand `(ccl:pref obj ,local-type)))))
+ `(,accessor
,obj
(* (the fixnum ,i) ,(size-of-foreign-type local-type))))
)
; this expands to the %set-xx functions which has different params than %put-xx
-#+mcl
+#+(and mcl (not openmcl))
(defmacro deref-array-set (obj type i value)
(let* ((array-type (array-type type))
(local-type (convert-from-uffi-type array-type :allocation))
(* (the fixnum ,i) ,(size-of-foreign-type local-type))
,value)))
-#+mcl
+#+(and mcl (not openmcl))
(defsetf deref-array deref-array-set)
(defmacro def-union (name &rest fields)
`(ccl::def-foreign-type nil
(:union ,name ,@(process-struct-fields name fields)))
)
+
+
+#-(or sbcl cmu)
+(defun convert-from-foreign-usb8 (s len)
+ (declare (optimize (speed 3) (space 0) (safety 0) (compilation-speed 0))
+ (fixnum len))
+ (let ((a (make-array len :element-type '(unsigned-byte 8))))
+ (dotimes (i len a)
+ (declare (fixnum i))
+ (setf (aref a i) (uffi:deref-array s '(:array :unsigned-byte) i)))))
+
+#+sbcl
+(defun convert-from-foreign-usb8 (sap len)
+ (declare (type sb-sys:system-area-pointer sap))
+ (locally
+ (declare (optimize (speed 3) (safety 0)))
+ (let ((result (make-array len :element-type '(unsigned-byte 8))))
+ (sb-kernel:copy-from-system-area sap 0
+ result (* sb-vm:vector-data-offset
+ sb-vm:n-word-bits)
+ (* len sb-vm:n-byte-bits))
+ result)))
+
+#+cmu
+(defun convert-from-foreign-usb8 (sap len)
+ (declare (type system:system-area-pointer sap))
+ (locally
+ (declare (optimize (speed 3) (safety 0)))
+ (let ((result (make-array len :element-type '(unsigned-byte 8))))
+ (kernel:copy-from-system-area sap 0
+ result (* vm:vector-data-offset
+ vm:word-bits)
+ (* len vm:byte-bits))
+ result)))