Atmosphere/libraries/libstratosphere/include/stratosphere/lmem/lmem_unit_heap.hpp
SciresM 5a8aebf74d
lmem: Implement UnitHeap, ExpHeap (#823)
* lmem: implement ExpHeap

* lmem: Implement Slab^H^H^H^HUnitHeap
2020-02-24 19:44:27 -08:00

46 lines
1.7 KiB
C++

/*
* Copyright (c) 2018-2019 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
#include "lmem_common.hpp"
namespace ams::lmem {
enum InfoPlacement {
InfoPlacement_Head,
InfoPlacement_Tail,
};
HeapHandle CreateUnitHeap(void *address, size_t size, size_t unit_size, u32 option);
HeapHandle CreateUnitHeap(void *address, size_t size, size_t unit_size, u32 option, s32 alignment, InfoPlacement info_placement);
HeapHandle CreateUnitHeap(void *address, size_t size, size_t unit_size, u32 option, s32 alignment, HeapCommonHead *heap_head);
void DestroyUnitHeap(HeapHandle handle);
void InvalidateUnitHeap(HeapHandle handle);
void ExtendUnitHeap(HeapHandle handle, size_t size);
void *AllocateFromUnitHeap(HeapHandle handle);
void FreeToUnitHeap(HeapHandle handle, void *block);
size_t GetUnitHeapUnitSize(HeapHandle handle);
s32 GetUnitHeapAlignment(HeapHandle handle);
size_t GetUnitHeapFreeCount(HeapHandle handle);
size_t GetUnitHeapUsedCount(HeapHandle handle);
size_t GetUnitHeapRequiredSize(size_t unit_size, size_t unit_count, s32 alignment, bool internal_metadata);
}