/// <summary>
/// Determines whether Bitfield a has pieces not available in Bitfield b.
/// </summary>
/// <param name="a">Bitfield to check for more pieces in.</param>
/// <param name="b">Bitfield to compare against.</param>
/// <returns>True if a has more pieces </returns>
public static bool NotSubset(Bitfield a, Bitfield b)
{
for (int i = 0; i < a.Length; i++)
{
if (a.IsPieceAvailable(i) && !b.IsPieceAvailable(i))
{
return(true);
}
}
return(false);
}
private void SetPeerBitfield(PeerConnection peer, Bitfield bitfield)
{
peer.Available = bitfield;
}
private bool IsBitfieldInteresting(IMessageReceivedContext context, Bitfield bitfield)
{
var clientBitfield = new Bitfield(context.Metainfo.Pieces.Count, context.DataHandler.CompletedPieces);
return(Bitfield.NotSubset(bitfield, clientBitfield));
}
private void SetPeerBitfield(BitTorrentPeer peer, Bitfield bitfield)
{
peer.Available = bitfield;
}