Распаковка zip-архива средствами С++

   // Open eBook File
   MMF      eBook;
 
   if (!eBook.OpenReadOnly(argv[1]))
   {
      // Error !
      printf("Can't open file [%s]\n",argv[1]);
      return -1;
   }
 
   // Do Actual Work
   const DWORD    dwPKZipSigz = 0x04034B50;
 
   bool     bFound = false;
 
   QuickSearch((BYTE*)&dwPKZipSigz,sizeof(DWORD),eBook.Buffer(),eBook.Size() - sizeof(dwPKZipSigz),&bFound,Finder);
 
   // Append false last entry
   dwOfsArr[iCnt++] = eBook.Size();
 
   char     pszZip      [_MAX_PATH];
   char     pszDrive    [_MAX_DRIVE];
   char     pszDir      [_MAX_DIR];
   char     pszFName    [_MAX_FNAME];
   char     pszExt      [_MAX_EXT];
 
   _splitpath(argv[1],pszDrive,pszDir,pszFName,pszExt);
 
   printf("Total records: %d\n\n",iCnt - 1);
 
   for (int ii = 0; ii < (iCnt - 1); ++ii)
   {
      // Get Header
      ZIP_LOCAL_FILE_HEADER*     pLFHeader = (ZIP_LOCAL_FILE_HEADER*)(eBook.Buffer() + dwOfsArr[ii]);
 
      BYTE     pOut[USHRT_MAX];  // I hope, it is enough !
 
      memset(pOut,0,sizeof(pOut));
      
      char     pszTemp[MAX_PATH];
 
      wsprintf(pszTemp,"%s_%03d",pszFName,ii + 1);
      _makepath(pszZip,pszDrive,pszDir,pszTemp,"HTM");
 
      HANDLE      hFile = CreateFile(pszZip);
 
      if (hFile == INVALID_HANDLE_VALUE)
      {
         // Error !
         printf("Can't create file [%s]\n",pszZip);
         continue;
      }
 
      z_stream    ZipStream;
 
      memset(&ZipStream,0,sizeof(ZipStream));
 
      int   iErr = 0;
      
      iErr = inflateInit2(&ZipStream,-MAX_WBITS);
 
      if (iErr != Z_OK)
      {
         printf("INFLATEINIT2 Err %d,%s\n",ZipStream.msg);
      }
 
      BYTE*    pSrc = eBook.Buffer() +  + dwOfsArr[ii] + sizeof(ZIP_LOCAL_FILE_HEADER) + pLFHeader->_wFilenameLen + pLFHeader->_wExtraLen;
 
      ZipStream.next_in  = pSrc;
      ZipStream.avail_in = pLFHeader->_dwPackSize;
 
      ZipStream.next_out  = pOut;
      ZipStream.avail_out = USHRT_MAX;
 
      iErr = inflate(&ZipStream,Z_SYNC_FLUSH);
 
      if ((iErr != Z_OK) && (iErr != Z_STREAM_END))
      {
         printf("INFLATE Err %d,%s\n",iErr,ZipStream.msg);
      }
 
      WriteBuffer(hFile,pOut,pLFHeader->_dwOrgSize);
 
      iErr = inflateEnd(&ZipStream);
 
      if (iErr != Z_OK)
      {
         printf("INFLATEEND Err %d,%s\n",ZipStream.msg);
      }
 
      CloseHandle(hFile);
      hFile = INVALID_HANDLE_VALUE;
   }  
 
   // Cleanup
   eBook.Close();