X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=uffi%2Fclsql-uffi.lisp;h=547738c51ce9dd17137ab39e5cd8be45aa08291b;hb=42956db30c14bddc61f715982a449ba0b85bec96;hp=107aaebaacc3f63f8b61141cae5d61346e86dc98;hpb=fcc62f5d5e41be500b36e545962be922d636ddd3;p=clsql.git

diff --git a/uffi/clsql-uffi.lisp b/uffi/clsql-uffi.lisp
index 107aaeb..547738c 100644
--- a/uffi/clsql-uffi.lisp
+++ b/uffi/clsql-uffi.lisp
@@ -1,4 +1,4 @@
-;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*-
+l;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*-
 ;;;; *************************************************************************
 ;;;; FILE IDENTIFICATION
 ;;;;
@@ -7,7 +7,7 @@
 ;;;; Programmers:   Kevin M. Rosenberg
 ;;;; Date Started:  Mar 2002
 ;;;;
-;;;; $Id: clsql-uffi.lisp,v 1.3 2003/03/29 22:29:29 kevin Exp $
+;;;; $Id: clsql-uffi.lisp,v 1.25 2003/05/22 15:44:30 kevin Exp $
 ;;;;
 ;;;; This file, part of CLSQL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -83,7 +83,8 @@
 (defmacro split-64-bit-integer (int64)
   `(values (ash ,int64 -32) (logand ,int64 +2^32-1+)))
 
-(defconstant +ascii-n-value+ (char-char #\N))
+(defvar +ascii-N-value+ (char-code #\N))
+(defvar +ascii-U-value+ (char-code #\U))
 
 (uffi:def-type char-ptr-def (* :unsigned-char))
 
@@ -119,5 +120,49 @@
 		  low32
 		  (make-64-bit-integer high32 low32)))))
 	 (t
-	  (uffi:convert-from-foreign-string char-ptr)))))))
+	  #+allegro (native-to-string char-ptr) ;; optimized
+	  #-allegro (uffi:convert-from-foreign-string char-ptr)))))))
   
+
+(uffi:def-function "strlen"
+    ((str (* :unsigned-char)))
+  :returning :unsigned-int)
+
+#+(and allegro ics)
+(defun native-to-string (s)
+  (declare (optimize (speed 3) (space 0) (safety 0) (compilation-speed 0))
+	   (type char-ptr-def s))
+  (let* ((len (strlen s))
+	 (str (make-string len)))
+    (declare (fixnum len)
+	     (simple-string str))
+    (do ((i 0))
+	((= i len))
+      (declare (fixnum i))
+      (setf (schar str i)
+	(code-char (uffi:deref-array s '(:array :unsigned-char) i)))
+      (incf i))
+    str))
+
+#+(and allegro (not ics))
+(defun native-to-string (s)
+  (declare (optimize (speed 3) (space 0) (safety 0) (compilation-speed 0))
+	   (type char-ptr-def s))
+  (let* ((len (strlen s))
+	 (len4 (floor len 4))
+	 (str (make-string len)))
+    (declare (fixnum len)
+	     (type (simple-array (signed-byte 32) (*)) str))
+    (do ((i 0))
+	((= i len4))
+      (declare (fixnum i))
+      (setf (aref (the (simple-array (signed-byte 32) (*)) str) i)
+	(uffi:deref-array s '(:array :int) i))
+	(incf i))
+    (do ((i (* 4 len4)))
+	((= i len))
+      (declare (fixnum i))
+      (setf (aref (the (simple-array (signed-byte 8) (*)) str) i)
+	(uffi:deref-array s '(:array :unsigned-char) i))
+      (incf i))
+    str))