X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=uffi%2Fclsql-uffi.lisp;h=6e7784917d9a97cc2bd68fa427e9c2981926eeed;hb=e7d3c396e803dc0dcc5acb773de5c872568c66e3;hp=aa62e6c993c27b3181c47f89effa75847acddedc;hpb=20e845656e846b8f48c6243c9ef7211a434a034f;p=clsql.git

diff --git a/uffi/clsql-uffi.lisp b/uffi/clsql-uffi.lisp
index aa62e6c..6e77849 100644
--- a/uffi/clsql-uffi.lisp
+++ b/uffi/clsql-uffi.lisp
@@ -7,7 +7,7 @@
 ;;;; Programmers:   Kevin M. Rosenberg
 ;;;; Date Started:  Mar 2002
 ;;;;
-;;;; $Id: clsql-uffi.lisp,v 1.30 2003/06/08 12:48:55 kevin Exp $
+;;;; $Id$
 ;;;;
 ;;;; This file, part of CLSQL, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
@@ -21,16 +21,16 @@
 
 (defun canonicalize-type-list (types auto-list)
   "Ensure a field type list meets expectations"
-  (declaim (optimize (speed 3) (safety 0)))
+  (declare (optimize (speed 3) (safety 0)))
   (do ((i 0 (1+ i))
        (new-types '())
        (length-types (length types))
        (length-auto-list (length auto-list)))
       ((= i length-auto-list)
        (nreverse new-types))
-    (declaim (fixnum length-types length-auto-list i))
+    (declare (fixnum length-types length-auto-list i))
     (if (>= i length-types)
-	(push t new-types) ;; types is shorted than num-fields
+	(push t new-types) ;; types is shorter than num-fields
 	(push
 	 (case (nth i types)
 	   (:int
@@ -54,7 +54,9 @@
 	   (:int64
 	    (if (eq :int64 (nth i auto-list))
 		:int64
-		t))
+	      t))
+	   (:blob
+	    :blob)
 	   (t
 	    t))
 	 new-types))))
@@ -73,51 +75,58 @@
 
 (uffi:def-function "atol64"
     ((str (* :unsigned-char))
-     (high32 (* :int)))
+     (high32 (* :unsigned-int)))
+  :module "clsql-uffi"
   :returning :unsigned-int)
 
 (uffi:def-constant +2^32+ 4294967296)
+(uffi:def-constant +2^64+ 18446744073709551616)
 (uffi:def-constant +2^32-1+ (1- +2^32+))
 
 (defmacro make-64-bit-integer (high32 low32)
-  `(+ ,low32 (ash ,high32 32)))
+  `(if (zerop (ldb (byte 1 31) ,high32))
+       (+ ,low32 (ash ,high32 32))
+     (- (+ ,low32 (ash ,high32 32)) +2^64+)))
+
+;; From high to low ints
+(defmacro make-128-bit-integer (a b c d)
+  `(+ ,d (ash ,c 32) (ash ,b 64) (ash ,a 96)))
 
 (defmacro split-64-bit-integer (int64)
   `(values (ash ,int64 -32) (logand ,int64 +2^32-1+)))
 
 (uffi:def-type char-ptr-def (* :unsigned-char))
 
-(defun char-ptr-points-to-null (char-ptr)
-  "Returns T if foreign character pointer refers to 'NULL' string. Only called for numeric entries"
-  ;; Uses short cut and returns T if first character is #\N. It should
-  ;; never be non-numeric
-  (declare (type char-ptr-def char-ptr))
-  (char-equal #\N (uffi:ensure-char-character
-		   (uffi:deref-pointer char-ptr :char))))
-    
-(defun convert-raw-field (char-ptr types index)
-  (declare (optimize (speed 3) (safety 0) (space 0)))
-  (let ((type (if (listp types)
+(defun convert-raw-field (char-ptr types index &optional length)
+  (declare (optimize (speed 3) (safety 0) (space 0))
+ 	   (type char-ptr-def char-ptr))
+  (let ((type (if (consp types)
 		  (nth index types)
 		  types)))
     (cond
-      ((and (or (eq type :double) (eq type :int32) (eq type :int)
-		(eq type :int64))
-	    (char-ptr-points-to-null char-ptr))
+      ((uffi:null-pointer-p char-ptr)
        nil)
       (t
        (case type
 	 (:double
 	  (atof char-ptr))
-	 ((or :int32 :int)
+	 ((:int32 :int)
 	  (atoi char-ptr))
 	 (:int64
-	  (uffi:with-foreign-object (high32-ptr :int)
+	  (uffi:with-foreign-object (high32-ptr :unsigned-int)
 	    (let ((low32 (atol64 char-ptr high32-ptr))
-		  (high32 (uffi:deref-pointer high32-ptr :int)))
+		  (high32 (uffi:deref-pointer high32-ptr :unsigned-int)))
 	      (if (zerop high32)
 		  low32
-		  (make-64-bit-integer high32 low32)))))
+		(make-64-bit-integer high32 low32)))))
+	 (:blob
+	  (if length
+	      (uffi:convert-from-foreign-usb8 char-ptr length)
+	    (error "Can't return blob since length is not specified.")))
 	 (t
-	  (uffi:convert-from-foreign-string char-ptr :locale :none)))))))
-  
+          (if length
+	      (uffi:convert-from-foreign-string char-ptr :locale :none
+                                                :null-terminated-p nil
+                                                :length length)
+            (uffi:convert-from-foreign-string char-ptr :locale :none))))))))
+