Files
libreoffice/basic/source/runtime/wnt.asm
Martin Hollmichel 22323cb24d chg: comments
2000-11-30 07:39:31 +00:00

126 lines
3.6 KiB
NASM

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; $RCSfile: wnt.asm,v $
;;
;; $Revision: 1.2 $
;;
;; last change: $Author: mh $ $Date: 2000-11-30 08:39:31 $
;;
;; The Contents of this file are made available subject to the terms of
;; either of the following licenses
;;
;; - GNU Lesser General Public License Version 2.1
;; - Sun Industry Standards Source License Version 1.1
;;
;; Sun Microsystems Inc., October, 2000
;;
;; GNU Lesser General Public License Version 2.1
;; =============================================
;; Copyright 2000 by Sun Microsystems, Inc.
;; 901 San Antonio Road, Palo Alto, CA 94303, USA
;;
;; This library is free software; you can redistribute it and/or
;; modify it under the terms of the GNU Lesser General Public
;; License version 2.1, as published by the Free Software Foundation.
;;
;; This library is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;; Lesser General Public License for more details.
;;
;; You should have received a copy of the GNU Lesser General Public
;; License along with this library; if not, write to the Free Software
;; Foundation, Inc., 59 Temple Place, Suite 330, Boston,
;; MA 02111-1307 USA
;;
;;
;; Sun Industry Standards Source License Version 1.1
;; =================================================
;; The contents of this file are subject to the Sun Industry Standards
;; Source License Version 1.1 (the "License"); You may not use this file
;; except in compliance with the License. You may obtain a copy of the
;; License at http://www.openoffice.org/license.html.
;;
;; Software provided under this License is provided on an "AS IS" basis,
;; WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
;; WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
;; MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
;; See the License for the specific provisions governing your rights and
;; obligations concerning the Software.
;;
;; The Initial Developer of the Original Code is: Sun Microsystems, Inc.
;;
;; Copyright: 2000 by Sun Microsystems, Inc.
;;
;; All Rights Reserved.
;;
;; Contributor(s): _______________________________________
;;
;; Anmerkungen
;; Direktaufruf von C- und PASCAL-Routinen, Windows und OS/2
;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; Inhalt:
; type = CallXXX (far *pProc, char *pStack, short nStack)
;
; Kopie des Basic-Stacks (nStack Bytes) auf den C-Stack
; und Aufruf der Prozedur.
.386
_TEXT SEGMENT DWORD PUBLIC 'CODE' USE32
ASSUME CS:_TEXT
PUBLIC _CallINT@12
PUBLIC _CallLNG@12
PUBLIC _CallDBL@12
PUBLIC _CallSTR@12
PUBLIC _CallFIX@12
_CallINT@12 LABEL byte
_CallLNG@12 LABEL byte
_CallDBL@12 LABEL byte
_CallSTR@12 LABEL byte
_CallFIX@12: PUSH EBP
MOV EBP,ESP
PUSH ESI
PUSH EDI
PUSH ECX
PUSH EDX
MOV DX,DS
MOVZX EAX,WORD PTR [EBP+16] ; EAX == nStack
SUB ESP,EAX ; Stack um nStack Bytes vergroessern
MOV EDI,ESP
MOV AX,SS
MOV ES,AX ; ES:EDI = Startadresse des fuer
; Parameter reservierten Stackbereichs
MOV ESI,[EBP+12] ; DS:ESI == pStack
MOVZX ECX,WORD PTR [EBP+16] ; ECX == nStack
SHR ECX,1
CLD
JCXZ $1
REP MOVSW ; Stack uebernehmen
$1: MOV DS,DX
CALL DWORD PTR [EBP+8] ; Aufruf der Prozedur
; CLI ; unter NT nicht erlaubt (privileged instruction)
MOV ESP,EBP
SUB ESP,16 ; wegen gepushter Register
; (ESI, EDI)
; STI
POP EDX
POP ECX
POP EDI
POP ESI
POP EBP
RET 12
_TEXT ENDS
END