mirror of
https://github.com/Atmosphere-NX/Atmosphere-libs.git
synced 2025-06-21 11:02:45 +02:00
111 lines
3.7 KiB
C++
111 lines
3.7 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <vapours.hpp>
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namespace ams::fssystem {
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class IBufferManager {
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public:
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class BufferAttribute {
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private:
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s32 m_level;
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public:
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constexpr BufferAttribute() : m_level(0) { /* ... */ }
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constexpr explicit BufferAttribute(s32 l) : m_level(l) { /* ... */ }
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constexpr s32 GetLevel() const { return m_level; }
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};
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using CacheHandle = s64;
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static constexpr s32 BufferLevelMin = 0;
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public:
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virtual ~IBufferManager() { /* ... */ }
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const std::pair<uintptr_t, size_t> AllocateBuffer(size_t size, const BufferAttribute &attr) {
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return this->AllocateBufferImpl(size, attr);
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}
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const std::pair<uintptr_t, size_t> AllocateBuffer(size_t size) {
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return this->AllocateBufferImpl(size, BufferAttribute());
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}
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void DeallocateBuffer(uintptr_t address, size_t size) {
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return this->DeallocateBufferImpl(address, size);
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}
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CacheHandle RegisterCache(uintptr_t address, size_t size, const BufferAttribute &attr) {
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return this->RegisterCacheImpl(address, size, attr);
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}
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const std::pair<uintptr_t, size_t> AcquireCache(CacheHandle handle) {
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return this->AcquireCacheImpl(handle);
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}
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size_t GetTotalSize() const {
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return this->GetTotalSizeImpl();
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}
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size_t GetFreeSize() const {
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return this->GetFreeSizeImpl();
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}
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size_t GetTotalAllocatableSize() const {
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return this->GetTotalAllocatableSizeImpl();
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}
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size_t GetPeakFreeSize() const {
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return this->GetPeakFreeSizeImpl();
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}
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size_t GetPeakTotalAllocatableSize() const {
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return this->GetPeakTotalAllocatableSizeImpl();
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}
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size_t GetRetriedCount() const {
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return this->GetRetriedCountImpl();
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}
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void ClearPeak() const {
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return this->ClearPeak();
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}
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protected:
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virtual const std::pair<uintptr_t, size_t> AllocateBufferImpl(size_t size, const BufferAttribute &attr) = 0;
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virtual void DeallocateBufferImpl(uintptr_t address, size_t size) = 0;
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virtual CacheHandle RegisterCacheImpl(uintptr_t address, size_t size, const BufferAttribute &attr) = 0;
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virtual const std::pair<uintptr_t, size_t> AcquireCacheImpl(CacheHandle handle) = 0;
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virtual size_t GetTotalSizeImpl() const = 0;
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virtual size_t GetFreeSizeImpl() const = 0;
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virtual size_t GetTotalAllocatableSizeImpl() const = 0;
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virtual size_t GetPeakFreeSizeImpl() const = 0;
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virtual size_t GetPeakTotalAllocatableSizeImpl() const = 0;
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virtual size_t GetRetriedCountImpl() const = 0;
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virtual void ClearPeakImpl() = 0;
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};
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}
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