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libreoffice/basic/source/runtime/wnt.asm
Rüdiger Timm c7243c1fb5 INTEGRATION: CWS ooo19126 (1.2.370); FILE MERGED
2005/09/05 14:36:20 rt 1.2.370.1: #i54170# Change license header: remove SISSL
2005-09-07 20:43:19 +00:00

101 lines
2.6 KiB
NASM

;*************************************************************************
;
; OpenOffice.org - a multi-platform office productivity suite
;
; $RCSfile: wnt.asm,v $
;
; $Revision: 1.3 $
;
; last change: $Author: rt $ $Date: 2005-09-07 21:43:19 $
;
; The Contents of this file are made available subject to
; the terms of GNU Lesser General Public License Version 2.1.
;
;
; GNU Lesser General Public License Version 2.1
; =============================================
; Copyright 2005 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
;
;*************************************************************************
; 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