mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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53 lines
1.6 KiB
C++
53 lines
1.6 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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enum CompressionType {
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CompressionType_None = 0,
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CompressionType_1 = 1,
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CompressionType_2 = 2,
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CompressionType_Lz4 = 3,
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CompressionType_Unknown = 4,
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};
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using DecompressorFunction = Result (*)(void *, size_t, const void *, size_t);
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using GetDecompressorFunction = DecompressorFunction (*)(CompressionType);
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namespace CompressionTypeUtility {
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constexpr bool IsBlockAlignmentRequired(CompressionType type) {
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return type != CompressionType_None && type != CompressionType_1;
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}
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constexpr bool IsDataStorageAccessRequired(CompressionType type) {
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return type != CompressionType_1;
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}
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constexpr bool IsRandomAccessible(CompressionType type) {
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return type == CompressionType_None;
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}
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constexpr bool IsUnknownType(CompressionType type) {
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return type >= CompressionType_Unknown;
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}
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}
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}
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