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// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include "core/hle/result.h"
namespace FileSys {
enum class CompressionType : u8 {
None = 0,
Zeros = 1,
Two = 2,
Lz4 = 3,
Unknown = 4,
};
using DecompressorFunction = Result (*)(void*, size_t, const void*, size_t);
using GetDecompressorFunction = DecompressorFunction (*)(CompressionType);
constexpr s64 CompressionBlockAlignment = 0x10;
namespace CompressionTypeUtility {
constexpr bool IsBlockAlignmentRequired(CompressionType type) {
return type != CompressionType::None && type != CompressionType::Zeros;
}
constexpr bool IsDataStorageAccessRequired(CompressionType type) {
return type != CompressionType::Zeros;
}
constexpr bool IsRandomAccessible(CompressionType type) {
return type == CompressionType::None;
}
constexpr bool IsUnknownType(CompressionType type) {
return type >= CompressionType::Unknown;
}
} // namespace CompressionTypeUtility
} // namespace FileSys
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