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Atmosphere/libraries/libvapours/include/vapours/util/util_aligned_buffer.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 <vapours/common.hpp>
#include <vapours/assert.hpp>
#include <vapours/util/util_alignment.hpp>
namespace ams::util {
template<size_t Alignment, size_t Size>
class AlignedBuffer {
private:
static constexpr size_t AlignedSize = ((Size + Alignment - 1) / Alignment) * Alignment;
static_assert(AlignedSize % Alignment == 0);
private:
u8 m_buffer[Alignment + AlignedSize];
public:
ALWAYS_INLINE operator u8 *() { return reinterpret_cast<u8 *>(util::AlignUp(reinterpret_cast<uintptr_t>(m_buffer), Alignment)); }
};
}