111 lines
2.9 KiB
C
111 lines
2.9 KiB
C
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/*
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* HLLib
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* Copyright (C) 2006-2010 Ryan Gregg
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later
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* version.
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*/
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#ifndef XZPFILE_H
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#define XZPFILE_H
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#include "stdafx.h"
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#include "Package.h"
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namespace HLLib
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{
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class HLLIB_API CXZPFile : public CPackage
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{
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private:
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#pragma pack(1)
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struct XZPHeader
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{
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hlChar lpSignature[4];
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hlUInt uiVersion;
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hlUInt uiPreloadDirectoryEntryCount;
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hlUInt uiDirectoryEntryCount;
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hlUInt uiPreloadBytes;
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hlUInt uiHeaderLength;
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hlUInt uiDirectoryItemCount;
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hlUInt uiDirectoryItemOffset;
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hlUInt uiDirectoryItemLength;
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};
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struct XZPDirectoryEntry
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{
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hlUInt uiFileNameCRC;
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hlUInt uiEntryLength;
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hlUInt uiEntryOffset;
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};
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struct XZPDirectoryMapping
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{
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hlUInt16 uiPreloadDirectoryEntryIndex;
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};
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struct XZPDirectoryItem
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{
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hlUInt uiFileNameCRC;
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hlUInt uiNameOffset;
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hlUInt uiTimeCreated;
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};
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struct XZPFooter
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{
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hlUInt uiFileLength;
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hlChar lpSignature[4];
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};
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#pragma pack()
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private:
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static const char *lpAttributeNames[];
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static const char *lpItemAttributeNames[];
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Mapping::CView *pHeaderView;
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Mapping::CView *pDirectoryEntryView;
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Mapping::CView *pDirectoryItemView;
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Mapping::CView *pFooterView;
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const XZPHeader *pHeader;
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const XZPDirectoryEntry *lpDirectoryEntries;
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const XZPDirectoryEntry *lpPreloadDirectoryEntries;
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const XZPDirectoryMapping *lpPreloadDirectoryMappings;
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const XZPDirectoryItem *lpDirectoryItems;
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const XZPFooter *pFooter;
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public:
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CXZPFile();
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virtual ~CXZPFile();
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virtual HLPackageType GetType() const;
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virtual const hlChar *GetExtension() const;
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virtual const hlChar *GetDescription() const;
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protected:
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virtual hlBool MapDataStructures();
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virtual hlVoid UnmapDataStructures();
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virtual CDirectoryFolder *CreateRoot();
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virtual hlUInt GetAttributeCountInternal() const;
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virtual const hlChar *GetAttributeNameInternal(HLPackageAttribute eAttribute) const;
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virtual hlBool GetAttributeInternal(HLPackageAttribute eAttribute, HLAttribute &Attribute) const;
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virtual hlUInt GetItemAttributeCountInternal() const;
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virtual const hlChar *GetItemAttributeNameInternal(HLPackageAttribute eAttribute) const;
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virtual hlBool GetItemAttributeInternal(const CDirectoryItem *pItem, HLPackageAttribute eAttribute, HLAttribute &Attribute) const;
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virtual hlBool GetFileSizeInternal(const CDirectoryFile *pFile, hlUInt &uiSize) const;
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virtual hlBool GetFileSizeOnDiskInternal(const CDirectoryFile *pFile, hlUInt &uiSize) const;
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virtual hlBool CreateStreamInternal(const CDirectoryFile *pFile, Streams::IStream *&pStream) const;
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};
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}
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#endif
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