windata.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 86 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
*    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
*    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
*    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
*    NON-INFRINGEMENT. Please see the License for the specific language
*    governing rights and limitations under the License.
*
*  ========================================================================
*
* Description:  Win386 extender data.
*
****************************************************************************/


#include <stddef.h>
#include <windows.h>
#include "winext.h"

char MsgTitle[] = "Open Watcom Win386";

WORD    DPL,Has87,HasWGod;
DWORD   SaveSP = 0;
WORD    DataSelector = 0;
WORD    StackSelector = 0;
WORD    Int21Selector = 0;
WORD    MyDataSelector = 0;
DWORD   CodeSelectorBase = 0L;
DWORD   DataSelectorBase = 0L;
DWORD   DataHandle = 0L;
DWORD   StackSize = 0L;
DWORD   ReturnCode = 0L;
DWORD   EntryStackSave = 0L;
DWORD   BaseAddr = 0L;
DWORD   CodeLoadAddr = 0L;
DWORD   _DLLEntryAddr = 0L;
DWORD   _WEPAddr = 0L;
DWORD   EDataAddr = 0L;
addr_48 CodeEntry = {0L, 0};
addr_48 _32BitCallBackAddr = {0L, 0};

/*
 * NOTE: The array of functions, Glue, must contain all of the thunk
 * layers that appear in winglue.asm (generated by conv.exe in the
 * conv subdirectory).
 */

extern void far Invoke16BitFunction();
extern void far __Int21();
extern void far __Win16Thunk1();
extern void far __Win16Thunk2();
extern void far __Win16Thunk3();
extern void far __Win16Thunk4();
extern void far __Win16Thunk5();
extern void far __Win16Thunk6();
extern void far __Call16();

rtns Glue[] = {
    { Invoke16BitFunction },
    { __Int21 },
    { __Win16Thunk1 },
    { __Win16Thunk2 },
    { __Win16Thunk3 },
    { __Win16Thunk4 },
    { __Win16Thunk5 },
    { __Win16Thunk6 },
    { __Call16 },
};
short MaxGlueRoutines = sizeof( Glue ) / sizeof( rtns );