diff options
Diffstat (limited to 'src/core/file_sys/fssystem/fssystem_compression_configuration.cpp')
-rw-r--r-- | src/core/file_sys/fssystem/fssystem_compression_configuration.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/core/file_sys/fssystem/fssystem_compression_configuration.cpp b/src/core/file_sys/fssystem/fssystem_compression_configuration.cpp new file mode 100644 index 000000000..ef552cefe --- /dev/null +++ b/src/core/file_sys/fssystem/fssystem_compression_configuration.cpp @@ -0,0 +1,36 @@ +// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#include "common/lz4_compression.h" +#include "core/file_sys/fssystem/fssystem_compression_configuration.h" + +namespace FileSys { + +namespace { + +Result DecompressLz4(void* dst, size_t dst_size, const void* src, size_t src_size) { + auto result = Common::Compression::DecompressDataLZ4(dst, dst_size, src, src_size); + R_UNLESS(static_cast<size_t>(result) == dst_size, ResultUnexpectedInCompressedStorageC); + R_SUCCEED(); +} + +constexpr DecompressorFunction GetNcaDecompressorFunction(CompressionType type) { + switch (type) { + case CompressionType::Lz4: + return DecompressLz4; + default: + return nullptr; + } +} + +} // namespace + +const NcaCompressionConfiguration& GetNcaCompressionConfiguration() { + static const NcaCompressionConfiguration configuration = { + .get_decompressor = GetNcaDecompressorFunction, + }; + + return configuration; +} + +} // namespace FileSys |