mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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61 lines
2.0 KiB
C++
61 lines
2.0 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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#include <stratosphere.hpp>
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#include "impl/os_memory_heap_manager.hpp"
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namespace ams::os {
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Result SetMemoryHeapSize(size_t size) {
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/* Check pre-conditions. */
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AMS_ASSERT(util::IsAligned(size, MemoryHeapUnitSize));
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/* Set the heap size. */
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R_RETURN(impl::GetMemoryHeapManager().SetHeapSize(size));
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}
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uintptr_t GetMemoryHeapAddress() {
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return impl::GetMemoryHeapManager().GetHeapAddress();
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}
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size_t GetMemoryHeapSize() {
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return impl::GetMemoryHeapManager().GetHeapSize();
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}
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Result AllocateMemoryBlock(uintptr_t *out_address, size_t size) {
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/* Check pre-conditions. */
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AMS_ASSERT(size > 0);
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AMS_ASSERT(util::IsAligned(size, MemoryBlockUnitSize));
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/* Allocate from heap. */
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R_RETURN(impl::GetMemoryHeapManager().AllocateFromHeap(out_address, size));
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}
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void FreeMemoryBlock(uintptr_t address, size_t size) {
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/* Get memory heap manager. */
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auto &manager = impl::GetMemoryHeapManager();
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/* Check pre-conditions. */
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AMS_ASSERT(util::IsAligned(address, MemoryBlockUnitSize));
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AMS_ASSERT(size > 0);
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AMS_ASSERT(util::IsAligned(size, MemoryBlockUnitSize));
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AMS_ABORT_UNLESS(manager.IsRegionInMemoryHeap(address, size));
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/* Release the memory block. */
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manager.ReleaseToHeap(address, size);
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}
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}
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