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https://github.com/Team-Resurgent/XBMC4Xbox.git
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Rocky5
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118 lines
3.8 KiB
C++
118 lines
3.8 KiB
C++
#ifndef ZIP_MANAGER_H_
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#define ZIP_MANAGER_H_
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/*
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* Copyright (C) 2005-2013 Team XBMC
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* http://xbmc.org
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*
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* This Program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This Program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with XBMC; see the file COPYING. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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*/
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// See http://www.pkware.com/documents/casestudies/APPNOTE.TXT
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#define ZIP_LOCAL_HEADER 0x04034b50
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#define ZIP_CENTRAL_HEADER 0x02014b50
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#define ZIP_END_CENTRAL_HEADER 0x06054b50
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#define LHDR_SIZE 30
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#define CHDR_SIZE 46
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#define ECDREC_SIZE 22
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#include "utils/StdString.h"
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#include <memory.h>
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#include <vector>
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#include <map>
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struct SZipEntry {
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unsigned int header;
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unsigned short version;
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unsigned short flags;
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unsigned short method;
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unsigned short mod_time;
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unsigned short mod_date;
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unsigned int crc32;
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unsigned int csize; // compressed size
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unsigned int usize; // uncompressed size
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unsigned short flength; // filename length
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unsigned short elength; // extra field length (local file header)
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unsigned short eclength; // extra field length (central file header)
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unsigned short clength; // file comment length (central file header)
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unsigned int lhdrOffset; // Relative offset of local header
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int64_t offset; // offset in file to compressed data
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char name[255];
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SZipEntry()
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{
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header = 0;
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version = 0;
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flags = 0;
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method = 0;
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mod_time = 0;
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mod_date = 0;
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crc32 = 0;
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csize = 0;
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usize = 0;
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flength = 0;
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elength = 0;
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eclength = 0;
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clength = 0;
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lhdrOffset = 0;
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offset = 0;
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name[0] = '\0';
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}
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SZipEntry(const SZipEntry& SNewItem)
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{
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memcpy(&header,&SNewItem.header,sizeof(unsigned int));
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memcpy(&version,&SNewItem.version,sizeof(unsigned short));
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memcpy(&flags,&SNewItem.flags,sizeof(unsigned short));
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memcpy(&method,&SNewItem.method,sizeof(unsigned short));
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memcpy(&mod_time,&SNewItem.mod_time,sizeof(unsigned short));
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memcpy(&mod_date,&SNewItem.mod_date,sizeof(unsigned short));
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memcpy(&crc32,&SNewItem.crc32,sizeof(unsigned int));
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memcpy(&csize,&SNewItem.csize,sizeof(unsigned int));
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memcpy(&usize,&SNewItem.usize,sizeof(unsigned int));
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memcpy(&flength,&SNewItem.flength,sizeof(unsigned short));
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memcpy(&elength,&SNewItem.elength,sizeof(unsigned short));
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memcpy(&eclength,&SNewItem.eclength,sizeof(unsigned short));
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memcpy(&clength,&SNewItem.clength,sizeof(unsigned short));
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memcpy(&lhdrOffset,&SNewItem.lhdrOffset,sizeof(unsigned int));
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memcpy(&offset,&SNewItem.offset,sizeof(int64_t));
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memcpy(name,SNewItem.name,255*sizeof(char));
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}
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};
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class CZipManager
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{
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public:
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CZipManager();
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~CZipManager();
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bool GetZipList(const CStdString& strPath, std::vector<SZipEntry>& items);
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bool GetZipEntry(const CStdString& strPath, SZipEntry& item);
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bool ExtractArchive(const CStdString& strArchive, const CStdString& strPath);
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void CleanUp(const CStdString& strArchive, const CStdString& strPath); // deletes extracted archive. use with care!
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void release(const CStdString& strPath); // release resources used by list zip
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static void readHeader(const char* buffer, SZipEntry& info);
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static void readCHeader(const char* buffer, SZipEntry& info);
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private:
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std::map<CStdString,std::vector<SZipEntry> > mZipMap;
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std::map<CStdString,int64_t> mZipDate;
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};
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extern CZipManager g_ZipManager;
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#endif
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