src/ints/xms.h

/*
 *  Copyright (C) 2002-2020  The DOSBox Team
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

#ifndef __XMS_H__
#define __XMS_H__

Bitu    XMS_QueryFreeMemory             (Bit16u& largestFree, Bit16u& totalFree);
Bitu    XMS_AllocateMemory              (Bitu size, Bit16u& handle);
Bitu    XMS_FreeMemory                  (Bitu handle);
Bitu    XMS_MoveMemory                  (PhysPt bpt);
Bitu    XMS_LockMemory                  (Bitu handle, Bit32u& address);
Bitu    XMS_UnlockMemory                (Bitu handle);
Bitu    XMS_GetHandleInformation(Bitu handle, Bit8u& lockCount, Bit8u& numFree, Bit32u& size);
Bitu    XMS_ResizeMemory                (Bitu handle, Bitu newSize);

Bitu    XMS_EnableA20                   (bool enable);
Bitu    XMS_GetEnabledA20               (void);

#endif