55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
/* Copyright (C) Teemu Suutari */
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#ifndef XPKMAIN_HPP
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#define XPKMAIN_HPP
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#include "Decompressor.hpp"
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#include "XPKDecompressor.hpp"
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#include <vector>
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namespace ancient::internal
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{
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class XPKMain : public Decompressor
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{
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friend class XPKDecompressor;
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public:
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XPKMain(const Buffer &packedData,bool verify,uint32_t recursionLevel);
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virtual ~XPKMain();
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virtual const std::string &getName() const noexcept override final;
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virtual size_t getPackedSize() const noexcept override final;
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virtual size_t getRawSize() const noexcept override final;
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virtual void decompressImpl(Buffer &rawData,bool verify) override final;
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static bool detectHeader(uint32_t hdr) noexcept;
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static std::shared_ptr<Decompressor> create(const Buffer &packedData,bool exactSizeKnown,bool verify);
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// Can be used to create directly decoder for chunk (needed by CYB2)
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static std::shared_ptr<XPKDecompressor> createDecompressor(uint32_t type,uint32_t recursionLevel,const Buffer &buffer,std::shared_ptr<XPKDecompressor::State> &state,bool verify);
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private:
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static void registerDecompressor(bool(*detect)(uint32_t),std::shared_ptr<XPKDecompressor>(*create)(uint32_t,uint32_t,const Buffer&,std::shared_ptr<XPKDecompressor::State>&,bool));
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static constexpr uint32_t getMaxRecursionLevel() noexcept { return 4; }
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template <typename F>
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void forEachChunk(F func) const;
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const Buffer &_packedData;
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uint32_t _packedSize=0;
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uint32_t _rawSize=0;
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uint32_t _headerSize=0;
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uint32_t _type=0;
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bool _longHeaders=false;
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uint32_t _recursionLevel=0;
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};
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}
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#endif
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