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/* $Id: HGSMIMemAlloc.h 118341 2017-10-12 14:07:17Z michael $ */
/*
* Copyright (C) 2017 Oracle Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/* In builds inside of the VirtualBox source tree we override the default
* HGSMIMemAlloc.h using -include, therefore this define must match the one
* there. */
#ifndef ___VBox_Graphics_HGSMIMemAlloc_h
#define ___VBox_Graphics_HGSMIMemAlloc_h
#include "HGSMIDefs.h"
#include "VBoxVideoIPRT.h"
#define HGSMI_MA_DESC_ORDER_BASE UINT32_C(5)
#define HGSMI_MA_BLOCK_SIZE_MIN (UINT32_C(1) << (HGSMI_MA_DESC_ORDER_BASE + 0))
typedef struct HGSMIMADATA
{
HGSMIAREA area;
bool fAllocated;
} HGSMIMADATA;
RT_C_DECLS_BEGIN
int HGSMIMAInit(HGSMIMADATA *pMA, const HGSMIAREA *pArea,
HGSMIOFFSET *paDescriptors, uint32_t cDescriptors, HGSMISIZE cbMaxBlock,
const HGSMIENV *pEnv);
void HGSMIMAUninit(HGSMIMADATA *pMA);
void *HGSMIMAAlloc(HGSMIMADATA *pMA, HGSMISIZE cb);
void HGSMIMAFree(HGSMIMADATA *pMA, void *pv);
RT_C_DECLS_END
#endif /* !___VBox_Graphics_HGSMIMemAlloc_h */
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