4 * Copyright 1995 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "wine/port.h"
26 #include "wine/debug.h"
27 #include "wine/windef16.h"
29 WINE_DEFAULT_DEBUG_CHANNEL(int31);
31 DOSVM_TABLE Dosvm = { NULL, };
33 static HMODULE DosModule;
35 /**********************************************************************
38 BOOL DPMI_LoadDosSystem(void)
40 if (DosModule) return TRUE;
41 DosModule = LoadLibraryA( "winedos.dll" );
43 ERR("could not load winedos.dll, DOS subsystem unavailable\n");
46 #define GET_ADDR(func) Dosvm.func = (void *)GetProcAddress(DosModule, #func);
52 GET_ADDR(EmulateInterruptPM);
53 GET_ADDR(CallBuiltinHandler);
59 /***********************************************************************
60 * NetBIOSCall (KERNEL.103)
63 void WINAPI NetBIOSCall16( CONTEXT86 *context )
65 if (Dosvm.CallBuiltinHandler || DPMI_LoadDosSystem())
66 Dosvm.CallBuiltinHandler( context, 0x5c );
70 /***********************************************************************
71 * DOS3Call (KERNEL.102)
73 void WINAPI DOS3Call( CONTEXT86 *context )
75 if (Dosvm.CallBuiltinHandler || DPMI_LoadDosSystem())
76 Dosvm.CallBuiltinHandler( context, 0x21 );
80 /***********************************************************************
81 * GetSetKernelDOSProc (KERNEL.311)
83 FARPROC16 WINAPI GetSetKernelDOSProc16( FARPROC16 DosProc )
85 FIXME("(DosProc=0x%08x): stub\n", (UINT)DosProc);