49 lines
1.1 KiB
C++
49 lines
1.1 KiB
C++
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/* Copyright (C) Teemu Suutari */
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#ifndef SHR3DECOMPRESSOR_HPP
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#define SHR3DECOMPRESSOR_HPP
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#include "XPKDecompressor.hpp"
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namespace ancient::internal
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{
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class SHR3Decompressor : public XPKDecompressor
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{
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private:
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class SHR3State : public XPKDecompressor::State
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{
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public:
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SHR3State() noexcept;
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virtual ~SHR3State();
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uint32_t vlen=0;
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uint32_t vnext=0;
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uint32_t shift=0;
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uint32_t ar[999];
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};
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public:
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SHR3Decompressor(uint32_t hdr,uint32_t recursionLevel,const Buffer &packedData,std::shared_ptr<XPKDecompressor::State> &state,bool verify);
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virtual ~SHR3Decompressor();
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virtual const std::string &getSubName() const noexcept override final;
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virtual void decompressImpl(Buffer &rawData,const Buffer &previousData,bool verify) override final;
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static bool detectHeaderXPK(uint32_t hdr) noexcept;
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static std::shared_ptr<XPKDecompressor> create(uint32_t hdr,uint32_t recursionLevel,const Buffer &packedData,std::shared_ptr<XPKDecompressor::State> &state,bool verify);
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private:
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const Buffer &_packedData;
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uint32_t _ver=0;
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std::shared_ptr<XPKDecompressor::State> &_state; // reference!!!
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};
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}
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#endif
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