mirror of
https://github.com/Atmosphere-NX/Atmosphere
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79b9e07ee9
* erpt: reimplement the sysmodule * fatal: update for latest bindings * erpt: amend logic for culling orphan attachments
73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
/*
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* Copyright (c) 2019-2020 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 <stratosphere/os.hpp>
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#include <stratosphere/mem/impl/mem_impl_declarations.hpp>
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namespace ams::mem {
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class StandardAllocator {
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NON_COPYABLE(StandardAllocator);
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NON_MOVEABLE(StandardAllocator);
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public:
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using WalkCallback = int (*)(void *ptr, size_t size, void *user_data);
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struct AllocatorHash {
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size_t allocated_count;
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size_t allocated_size;
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size_t hash;
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};
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private:
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bool initialized;
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bool enable_thread_cache;
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uintptr_t unused;
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os::TlsSlot tls_slot;
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impl::InternalCentralHeapStorage central_heap_storage;
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public:
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StandardAllocator();
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StandardAllocator(void *mem, size_t size);
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StandardAllocator(void *mem, size_t size, bool enable_cache);
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~StandardAllocator() {
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if (this->initialized) {
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this->Finalize();
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}
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}
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void Initialize(void *mem, size_t size);
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void Initialize(void *mem, size_t size, bool enable_cache);
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void Finalize();
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void *Allocate(size_t size);
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void *Allocate(size_t size, size_t alignment);
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void Free(void *ptr);
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void *Reallocate(void *ptr, size_t new_size);
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size_t Shrink(void *ptr, size_t new_size);
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void ClearThreadCache() const;
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void CleanUpManagementArea() const;
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size_t GetSizeOf(const void *ptr) const;
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size_t GetTotalFreeSize() const;
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size_t GetAllocatableSize() const;
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void WalkAllocatedBlocks(WalkCallback callback, void *user_data) const;
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void Dump() const;
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AllocatorHash Hash() const;
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};
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}
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