private static PeerInfo[] DecodePeers(BEncoding.List peerList)
{
var peerInfoList = new List <PeerInfo>(peerList.Count);
foreach (var peer in peerList)
{
if (peer is BEncoding.Dictionary)
{
var peerDict = (peer as BEncoding.Dictionary);
byte[] peerIDBytes;
if (!peerDict.TryGetByteArray("peer id", out peerIDBytes) && !peerDict.TryGetByteArray("peer_id", out peerIDBytes))
{
peerIDBytes = null;
}
string peerIP;
long peerPort;
if (peerDict.TryGetString("ip", out peerIP) && peerDict.TryGetInteger("port", out peerPort) && peerPort > 0 && peerPort <= ushort.MaxValue)
{
IPAddress ipAddress;
if (IPAddress.TryParse(peerIP, out ipAddress))
{
var endPoint = new IPEndPoint(ipAddress, (int)peerPort);
if (peerIDBytes != null && peerIDBytes.Length == 20)
{
var peerID = new PeerID(peerIDBytes);
peerInfoList.Add(new PeerInfo(peerID, endPoint));
}
else
{
peerInfoList.Add(new PeerInfo(endPoint));
}
}
else
{
Log.LogError("[HTTP Tracker] Unable to parse peer IP: {0}", peerIP);
}
}
}
else if (peer is byte[])
{
var peerBytes = peer as byte[];
var decodedPeers = DecodePeers(peerBytes);
if (decodedPeers != null)
{
peerInfoList.AddRange(decodedPeers);
}
else
{
Log.LogError("[HTTP Tracker] Unable to decode peer information from {0} bytes of compact data.", peerBytes.Length);
}
}
else
{
Log.LogError("[HTTP Tracker] Unable decode get peer information with invalid BEncode type: {0}", (peer != null ? peer.GetType().Name : "<null>"));
}
}
return(peerInfoList.ToArray());
}
internal static bool TryGetPeerClientInfo(PeerID peerID, out string clientName, out string clientVersion)
{
clientName = null;
clientVersion = null;
byte[] idBytes = peerID.ID;
if (idBytes == null || idBytes.Length != 20)
{
return(false);
}
char[] idChars = new char[20];
for (int i = 0; i < idChars.Length; i++)
{
idChars[i] = (char)idBytes[i];
}
if (TryGetAzureusStyleClientInfo(idChars, out clientName, out clientVersion))
{
return(true);
}
else if (TryGetOtherClientInfo(idChars, out clientName, out clientVersion))
{
return(true);
}
else if (TryGetShadowStyleClientInfo(idChars, out clientName, out clientVersion))
{
return(true);
}
else
{
return(false);
}
}
private static Player GetPlayerForPeerID(PeerID who)
{
if (player1.NetworkID == who)
{
return(player1);
}
if (player2.NetworkID == who)
{
return(player2);
}
return(null);
}
/// <summary>
/// Возвращает словарь параметров.
/// </summary>
public override Dictionary <string, string> GetParameters()
{
var parameters = base.GetParameters();
parameters["message_ids"] = String.Join(",", MessageIDs);
if (PeerID != 0)
{
parameters["peer_id"] = PeerID.ToString();
}
if (StartMessageID != 0)
{
parameters["start_message_id"] = StartMessageID.ToString();
}
return(parameters);
}
/// <summary>
/// Creates a new tracker announce request.
/// </summary>
/// <param name="infoHash">The info hash.</param>
/// <param name="peerID">The peer ID.</param>
/// <param name="port">The port number used to listen for client connections on.</param>
public AnnounceRequest(InfoHash infoHash, PeerID peerID, int port)
{
if (infoHash.Hash == null)
{
throw new ArgumentException("The info hash is invalid.", "infoHash");
}
else if (peerID.ID == null)
{
throw new ArgumentException("The peer ID is invalid.", "infoHash");
}
else if (port <= 0 || port > ushort.MaxValue)
{
throw new ArgumentOutOfRangeException("port");
}
this.infoHash = infoHash;
this.peerID = peerID;
this.port = port;
}
private static void ThreadWorker()
{
while (!workerStop)
{
var recv = peer.Receive();
while (recv != null)
{
// store the server's PeerID, so we can pass it to Send() later
if (recv.GetCommand() == PacketCommand.NOTIFY_CONNECT_SUCCESS)
{
serverID = recv.GetSender();
}
OnMessageReceived?.Invoke(recv);
// Keep checking until the queue is empty
recv = peer.Receive();
}
Thread.Sleep(1);
}
}
/// <summary>
/// Returns the hash code for this HandshakeMessage instance.
/// </summary>
/// <returns>An integer representing the hash code of this instace of the HandshakeMessage class.</returns>
public override int GetHashCode()
{
return(Protocol.GetHashCode() ^ BitConverter.ToString(Reserved).GetHashCode() ^
BitConverter.ToString(InfoHash).GetHashCode() ^ PeerID.GetHashCode());
}
/// <summary>
/// ResHost初始化
/// </summary>
/// <param name="ipep">主机的IPEndPoint</param>
/// <param name="hostName">主机名</param>
public ResHost(IPEndPoint ipep, string hostName)
{
this.hostIPEP = ipep;
this.id = NetUtils.GetIDByAddress(ipep.Address);
this.hostName = hostName;
}
/// <summary>
/// 初始化HostInfo
/// </summary>
public HostInfo()
{
this.id = HoldingServer.Self.id;
this.SearchService = HoldingServer.Self.searchService;
this.groups = HoldingServer.Self.groups.ToArray();
}
