public void ZipFileCloseFake(ulong fileOffset, out byte[] centralDir)
{
centralDir = null;
if (ZipOpen != ZipOpenType.OpenFakeWrite)
{
return;
}
_zip64 = false;
bool lTrrntzip = true;
_zipFs = new MemoryStream();
_centerDirStart = fileOffset;
if (_centerDirStart >= 0xffffffff)
{
_zip64 = true;
}
CrcCalculatorStream crcCs = new CrcCalculatorStream(_zipFs, true);
foreach (LocalFile t in _localFiles)
{
t.CenteralDirectoryWrite(crcCs);
_zip64 |= t.Zip64;
lTrrntzip &= t.TrrntZip;
}
crcCs.Flush();
crcCs.Close();
_centerDirSize = (ulong)_zipFs.Position;
_fileComment = lTrrntzip ? ZipUtils.GetBytes("TORRENTZIPPED-" + crcCs.Crc.ToString("X8")) : new byte[0];
ZipStatus = lTrrntzip ? ZipStatus.TrrntZip : ZipStatus.None;
crcCs.Dispose();
if (_zip64)
{
_endOfCenterDir64 = fileOffset + (ulong)_zipFs.Position;
Zip64EndOfCentralDirWrite();
Zip64EndOfCentralDirectoryLocatorWrite();
}
EndOfCentralDirWrite();
centralDir = ((MemoryStream)_zipFs).ToArray();
_zipFs.Close();
_zipFs.Dispose();
ZipOpen = ZipOpenType.Closed;
}
private void zipFileCloseWrite()
{
_zip64 = false;
bool lTrrntzip = true;
_centerDirStart = (ulong)_zipFs.Position;
using (CrcCalculatorStream crcCs = new CrcCalculatorStream(_zipFs, true))
{
foreach (LocalFile t in _localFiles)
{
t.CenteralDirectoryWrite(crcCs);
_zip64 |= t.Zip64;
lTrrntzip &= t.TrrntZip;
}
crcCs.Flush();
crcCs.Close();
_centerDirSize = (ulong)_zipFs.Position - _centerDirStart;
_fileComment = lTrrntzip ? ZipUtils.GetBytes("TORRENTZIPPED-" + crcCs.Crc.ToString("X8")) : new byte[0];
ZipStatus = lTrrntzip ? ZipStatus.TrrntZip : ZipStatus.None;
}
_zip64 |= _centerDirStart >= 0xffffffff;
_zip64 |= _centerDirSize >= 0xffffffff;
_zip64 |= _localFiles.Count >= 0xffff;
if (_zip64)
{
_endOfCenterDir64 = (ulong)_zipFs.Position;
Zip64EndOfCentralDirWrite();
Zip64EndOfCentralDirectoryLocatorWrite();
}
EndOfCentralDirWrite();
_zipFs.SetLength(_zipFs.Position);
_zipFs.Flush();
_zipFs.Close();
_zipFs.Dispose();
_zipFileInfo = new FileInfo(_zipFileInfo.FullName);
ZipOpen = ZipOpenType.Closed;
}
