Atmosphere/libraries/libstratosphere/include/stratosphere/sf/sf_memory_resource.hpp

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/*
* Copyright (c) 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 <stratosphere/sf/sf_common.hpp>
#include <stratosphere/sf/sf_allocation_policies.hpp>
namespace ams::sf {
struct MemoryResourceAllocationPolicy {
static constexpr bool HasStatefulAllocator = true;
using Allocator = MemoryResource;
static void *AllocateAligned(MemoryResource *mr, size_t size, size_t align) {
return mr->allocate(size, align);
}
static void DeallocateAligned(MemoryResource *mr, void *ptr, size_t size, size_t align) {
return mr->deallocate(ptr, size, align);
}
};
template<typename T>
struct MemoryResourceStaticAllocator {
static constinit inline MemoryResource *g_memory_resource = nullptr;
static constexpr void Initialize(MemoryResource *mr) {
g_memory_resource = mr;
}
struct Policy {
static constexpr bool HasStatefulAllocator = false;
using Allocator = MemoryResource;
template<typename>
using StatelessAllocator = Allocator;
template<typename>
static void *AllocateAligned(size_t size, size_t align) {
return g_memory_resource->allocate(size, align);
}
template<typename>
static void DeallocateAligned(void *ptr, size_t size, size_t align) {
g_memory_resource->deallocate(ptr, size, align);
}
};
};
}