void Receive_Callback(IAsyncResult ar)
{
try
{
// create an empty origin
EndPoint origin = UseIPv6 ? Helper.EmptyEndPointIPv6 : Helper.EmptyEndPoint;
int count = Socket.EndReceiveFrom(ar, ref origin);
OscPacket message = OscPacket.Read(m_Bytes, count, (IPEndPoint)origin);
lock (m_Lock)
{
if (m_Count < m_ReceiveQueue.Length)
{
m_ReceiveQueue[m_WriteIndex] = message;
m_WriteIndex = NextWriteIndex;
m_Count++;
// if this was the first message then signal
if (m_Count == 1)
{
m_MessageReceived.Set();
}
}
}
}
catch
{
}
if (State == OscSocketState.Connected)
{
// create an empty origin
EndPoint origin = UseIPv6 ? Helper.EmptyEndPointIPv6 : Helper.EmptyEndPoint;
Socket.BeginReceiveFrom(m_Bytes, 0, m_Bytes.Length, SocketFlags, ref origin, Receive_Callback, null);
}
}
/// <summary>
/// Read a single packet from the stream at the current position
/// </summary>
/// <returns>An osc packet</returns>
public OscPacket Read()
{
if (Format == OscPacketFormat.Binary)
{
int length = Helper.ReadInt32(m_BinaryReader);
byte[] bytes = new byte[length];
m_BinaryReader.Read(bytes, 0, length);
return(OscPacket.Read(bytes, length));
}
else
{
string line = m_StringReader.ReadLine();
OscPacket packet;
if (OscPacket.TryParse(line, out packet) == false)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine(line);
while (EndOfStream == false)
{
sb.Append(m_StringReader.ReadLine());
if (OscPacket.TryParse(sb.ToString(), out packet) == true)
{
return(packet);
}
sb.AppendLine();
}
return(OscMessage.ParseError);
}
return(packet);
}
}