private void serverSocket_OnCommandReceived(ITftpCommand command, EndPoint endpoint)
{
//Ignore all other commands
if (!(command is ReadOrWriteRequest))
{
return;
}
//Open a connection to the client
ITransferChannel channel = TransferChannelFactory.CreateConnection(endpoint, new IPEndPoint(localInterface, 0));
//Create a wrapper for the transfer request
ReadOrWriteRequest request = (ReadOrWriteRequest)command;
ITftpTransfer transfer = request is ReadRequest ? (ITftpTransfer) new LocalReadTransfer(channel, request.Filename, request.Options) : new LocalWriteTransfer(channel, request.Filename, request.Options);
if (command is ReadRequest)
{
RaiseOnReadRequest(transfer, endpoint);
}
else if (command is WriteRequest)
{
RaiseOnWriteRequest(transfer, endpoint);
}
else
{
throw new Exception("Unexpected tftp transfer request: " + command);
}
}
private void OnReadOrWriteRequest(ReadOrWriteRequest command)
{
writer.WriteBytes(Encoding.ASCII.GetBytes(command.Filename));
writer.WriteByte(0);
writer.WriteBytes(Encoding.ASCII.GetBytes(command.Mode.ToString()));
writer.WriteByte(0);
if (command.Options != null)
{
foreach (var option in command.Options)
{
writer.WriteBytes(Encoding.ASCII.GetBytes(option.Name));
writer.WriteByte(0);
writer.WriteBytes(Encoding.ASCII.GetBytes(option.Value));
writer.WriteByte(0);
}
}
}