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src/ints/xms.h
00001 /*
00002  *  Copyright (C) 2002-2013  The DOSBox Team
00003  *
00004  *  This program is free software; you can redistribute it and/or modify
00005  *  it under the terms of the GNU General Public License as published by
00006  *  the Free Software Foundation; either version 2 of the License, or
00007  *  (at your option) any later version.
00008  *
00009  *  This program is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *  GNU General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU General Public License
00015  *  along with this program; if not, write to the Free Software
00016  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017  */
00018 
00019 #ifndef __XMS_H__
00020 #define __XMS_H__
00021 
00022 Bitu    XMS_QueryFreeMemory             (Bit16u& largestFree, Bit16u& totalFree);
00023 Bitu    XMS_AllocateMemory              (Bitu size, Bit16u& handle);
00024 Bitu    XMS_FreeMemory                  (Bitu handle);
00025 Bitu    XMS_MoveMemory                  (PhysPt bpt);
00026 Bitu    XMS_LockMemory                  (Bitu handle, Bit32u& address);
00027 Bitu    XMS_UnlockMemory                (Bitu handle);
00028 Bitu    XMS_GetHandleInformation(Bitu handle, Bit8u& lockCount, Bit8u& numFree, Bit32u& size);
00029 Bitu    XMS_ResizeMemory                (Bitu handle, Bitu newSize);
00030 
00031 Bitu    XMS_EnableA20                   (bool enable);
00032 Bitu    XMS_GetEnabledA20               (void);
00033 
00034 #endif