105 lines
2.5 KiB
C++
105 lines
2.5 KiB
C++
/***
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Copyright (C) 2021 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: AuBlockDecompressor.cpp
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Date: 2021-6-17
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Author: Reece
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***/
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#include <Source/RuntimeInternal.hpp>
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#include "AuCompression.hpp"
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#include "AuBlockDecompressor.hpp"
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#include "AuBaseStream.hpp"
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#if defined(_AUHAS_ZSTD)
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#include "Compressors/ZSTDDecompressor.hpp"
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#endif
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#if defined(_AUHAS_ZLIB)
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#include "Compressors/DeflateDecompressor.hpp"
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#endif
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#if defined(_AUHAS_LZ4)
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#include "Compressors/LZ4Decompressor.hpp"
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#endif
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#if defined(_AUHAS_BZIP2)
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#include "Compressors/BZip2Decompressor.hpp"
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#endif
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#if defined(_AUHAS_BROTLI)
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#include "Compressors/BrotliDecompressor.hpp"
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#endif
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namespace Aurora::Compression
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{
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AUKN_SYM ICompressionStream *DecompressorNew(const AuSPtr<IO::IStreamReader> &pReader, const DecompressInfo &ref)
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{
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DecompressInfo info = ref;
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BaseStream *pRet {};
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AuInt8 bits {};
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bool bHasBits {};
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if (!pReader)
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{
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SysPushErrorArg("Missing compressed stream pReader");
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return nullptr;
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}
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switch (info.alg)
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{
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#if defined(_AUHAS_ZSTD)
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case ECompressionType::eZSTD:
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pRet = _new ZSTDInflate(info);
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break;
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#endif
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case ECompressionType::eBZIP2:
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#if defined(_AUHAS_BZIP2)
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pRet = _new BZIPInflate(info);
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#endif
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break;
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#if defined(_AUHAS_LZ4)
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case ECompressionType::eLZ4:
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pRet = _new LZ4Inflate(info);
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break;
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#endif
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#if defined(_AUHAS_BROTLI)
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case ECompressionType::eBrotli:
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pRet = _new BrotliInflate(info);
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break;
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#endif
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#if defined(_AUHAS_ZLIB)
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case ECompressionType::eDeflate:
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case ECompressionType::eZip:
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case ECompressionType::eGZip:
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bHasBits = CompressionLevelFromExternalApi(info, bits);
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if (!bHasBits && info.alg != ECompressionType::eZip)
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{
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return {};
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}
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pRet = _new ZIPInflate(info, bHasBits, bits);
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break;
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#endif
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default:
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pRet = nullptr;
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break;
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}
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if (pRet)
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{
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if (!pRet->Init(pReader))
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{
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delete pRet;
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pRet = nullptr;
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}
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}
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return pRet;
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}
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AUKN_SYM void DecompressorRelease(ICompressionStream *pStream)
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{
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AuSafeDelete<BaseStream *>(pStream);
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}
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} |