protected async Task <byte[]> RetrieveMessage(StreamSocket connection)
{
// Retrieve the length of the data that is about to be sent.
int size = 0;
byte[] sizeBuffer = BitConverter.GetBytes(size);
await P2PSession.ReceiveDataTCP(connection, sizeBuffer, sizeBuffer.Length);
size = BitConverter.ToInt32(sizeBuffer, 0);
// Retrieve the actual data.
byte[] data = new byte[size];
await P2PSession.ReceiveDataTCP(connection, data, data.Length);
return(data);
}
protected async Task <bool> SendMessage(object message, string host, string port, Type type)
{
if (String.IsNullOrEmpty(host))
{
throw new ArgumentException("Host value cannot be null or empty.");
}
if (String.IsNullOrEmpty(port))
{
throw new ArgumentException("Port value cannot be null or empty.");
}
bool success = false;
using (var socket = new StreamSocket())
{
try
{
// Establish a connection with the host; verification is not necessary.
await socket.ConnectAsync(new Windows.Networking.HostName(host), port);
byte[] data = P2PSession.Serialize(message, type);
// Send the size of the data first.
int size = data.Length;
byte[] sizeBuffer = BitConverter.GetBytes(size);
await P2PSession.SendDataTCP(socket, sizeBuffer);
// Send the serialized data.
await P2PSession.SendDataTCP(socket, data);
success = true;
}
catch (Exception) { }
return(success);
}
}
