public IAsyncResult BeginWriteRequest(IEnumerable <KeyValuePair <ProfinetIO.IODWriteReqHeader, byte[]> > values)
{
//Create RPC packet
long body_length_position;
long NDRDataHeader_position;
MemoryStream mem = new MemoryStream();
RPC.Encodings encoding = RPC.Encodings.ASCII | RPC.Encodings.LittleEndian | RPC.Encodings.IEEE_float;
Guid destination_instance = RPC.GenerateObjectInstanceUUID(1, 0, m_device_id.DeviceId, m_device_id.VendorId);
RPC.EncodeHeader(mem, RPC.PacketTypes.Request, RPC.Flags1.Idempotent, 0, encoding, 0, destination_instance, RPC.UUID_IO_DeviceInterface, m_activity, 0, m_sequence_no++, RPC.Operations.Write, 0, 0, out body_length_position);
RPC.EncodeNDRDataHeader(mem, encoding, 0, 0, 0, 0, 0, out NDRDataHeader_position);
//Create IO Packet
ProfinetIO.EncodeWriteMultipleRequest(mem, m_aruuid, values);
//re-encode rpc lengths
RPC.ReEncodeHeaderLength(mem, encoding, body_length_position);
RPC.ReEncodeNDRDataHeaderLength(mem, encoding, NDRDataHeader_position, true);
//send
Trace.TraceInformation("Sending Write message");
return(new ProfinetAsyncRPCResult(this, mem));
}
