X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=src%2Faggregates.lisp;h=c6624074dd2a07baeaa46bbad95da468bd32ef89;hb=b8e666e0f483efdec2f13eb5e1cdd0b06f700191;hp=aff8f7740dcbf502106fc465c08a31e29e874361;hpb=40902249f2739db0830d663704b4931e37ee0d52;p=uffi.git

diff --git a/src/aggregates.lisp b/src/aggregates.lisp
index aff8f77..c662407 100644
--- a/src/aggregates.lisp
+++ b/src/aggregates.lisp
@@ -227,25 +227,27 @@ of the enum-name name, separator-string, and field-name"
       (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)))
+(defun convert-from-foreign-usb8 (s len)
+  (let ((sap (sb-alien:alien-sap s)))
+    (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)))
+(defun convert-from-foreign-usb8 (s len)
+  (let ((sap (alien:alien-sap s)))
+    (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))))