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