XADMaster/PPMd/SubAllocatorVariantI.h
2018-03-21 14:24:50 +02:00

52 lines
1.8 KiB
C

/*
* SubAllocatorVariantI.h
*
* Copyright (c) 2017-present, MacPaw Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
#ifndef __PPMD_SUB_ALLOCATOR_VARIANT_I_H__
#define __PPMD_SUB_ALLOCATOR_VARIANT_I_H__
#include "SubAllocator.h"
typedef struct PPMdMemoryBlockVariantI
{
uint32_t Stamp;
uint32_t next;
uint32_t NU;
} __attribute__((packed)) PPMdMemoryBlockVariantI;
typedef struct PPMdSubAllocatorVariantI
{
PPMdSubAllocator core;
uint32_t GlueCount,SubAllocatorSize;
uint8_t Index2Units[38],Units2Index[128]; // constants
uint8_t *pText,*UnitsStart,*LowUnit,*HighUnit;
PPMdMemoryBlockVariantI BList[38];
uint8_t HeapStart[0];
} PPMdSubAllocatorVariantI;
PPMdSubAllocatorVariantI *CreateSubAllocatorVariantI(int size);
void FreeSubAllocatorVariantI(PPMdSubAllocatorVariantI *self);
uint32_t GetUsedMemoryVariantI(PPMdSubAllocatorVariantI *self);
void SpecialFreeUnitVariantI(PPMdSubAllocatorVariantI *self,uint32_t offs);
uint32_t MoveUnitsUpVariantI(PPMdSubAllocatorVariantI *self,uint32_t oldoffs,int num);
void ExpandTextAreaVariantI(PPMdSubAllocatorVariantI *self);
#endif