/// <summary>
/// Extracts the specified entry.
/// </summary>
/// <param name="entry">The entry.</param>
/// <returns>Stream.</returns>
public Stream Extract(PackEntry entry)
{
Stream s = new SegmentStream(_source, entry.DataOffset + _dataStart, entry.SizeInPack);
s = new PackCryptoStream(s, entry.CryptoSeed);
if (entry.IsCompressed)
{
s = new ZlibStream(s, CompressionMode.Decompress);
}
return(s);
}
/// <summary>
/// Writes the specified sstream into the packfile.
/// </summary>
/// <param name="s">The s.</param>
/// <param name="fileName">Name of the file.</param>
/// <param name="seed">The seed.</param>
/// <param name="compress"></param>
/// <param name="createDate"></param>
/// <param name="modifyDate"></param>
/// <param name="AccessDate"></param>
public void Write(Stream s, string fileName, int seed, bool compress, DateTime createDate, DateTime modifyDate, DateTime AccessDate)
{
var outputStart = _bodyStream.Position;
var inputStart = s.Position;
using (var mc = new PackCryptoStream(new ZlibStream(s, CompressionMode.Compress), seed))
{
mc.CopyTo(_bodyStream);
}
_entries.Add(new PackEntry(fileName, seed, compress, (int)(_bodyStream.Position - outputStart),
(int)(s.Position - inputStart), outputStart, createDate, modifyDate, AccessDate));
}
