private void BuildTransport(bool tx, LTKD.Message msg)
{
if (null != msg)
{
OnTransport(tx, Encoding.ASCII.GetBytes(msg.ToString()), 1000);
}
}
private LTKD.Message SendLlrpMessage(LTKD.Message message)
{
LTKD.Message response = null;
PARAM_LLRPStatus llrpStatus = null;
object msgType = Enum.Parse(typeof(ENUM_LLRP_MSG_TYPE), message.MSG_TYPE.ToString(), true);
int timeout = (int)ParamGet("/reader/commandTimeout") + (int)ParamGet("/reader/transportTimeout");
BuildTransport(true, message);
try
{
switch ((ENUM_LLRP_MSG_TYPE)msgType)
{
case ENUM_LLRP_MSG_TYPE.DELETE_ROSPEC:
timeout += STOP_TIMEOUT;
response = (MSG_DELETE_ROSPEC_RESPONSE)llrp.DELETE_ROSPEC((MSG_DELETE_ROSPEC)message, out errorMessage, timeout);
llrpStatus = ((MSG_DELETE_ROSPEC_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.ADD_ROSPEC:
response = (MSG_ADD_ROSPEC_RESPONSE)llrp.ADD_ROSPEC((MSG_ADD_ROSPEC)message, out errorMessage, timeout);
llrpStatus = ((MSG_ADD_ROSPEC_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.ENABLE_ROSPEC:
response = (MSG_ENABLE_ROSPEC_RESPONSE)llrp.ENABLE_ROSPEC((MSG_ENABLE_ROSPEC)message, out errorMessage, timeout);
llrpStatus = ((MSG_ENABLE_ROSPEC_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.START_ROSPEC:
response = (MSG_START_ROSPEC_RESPONSE)llrp.START_ROSPEC((MSG_START_ROSPEC)message, out errorMessage, timeout);
llrpStatus = ((MSG_START_ROSPEC_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.STOP_ROSPEC:
timeout += STOP_TIMEOUT;
response = (MSG_STOP_ROSPEC_RESPONSE)llrp.STOP_ROSPEC((MSG_STOP_ROSPEC)message, out errorMessage, timeout);
llrpStatus = ((MSG_STOP_ROSPEC_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.DISABLE_ROSPEC:
timeout += STOP_TIMEOUT;
response = (MSG_DISABLE_ROSPEC_RESPONSE)llrp.DISABLE_ROSPEC((MSG_DISABLE_ROSPEC)message, out errorMessage, timeout);
llrpStatus = ((MSG_DISABLE_ROSPEC_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.SET_READER_CONFIG:
response = (MSG_SET_READER_CONFIG_RESPONSE)llrp.SET_READER_CONFIG((MSG_SET_READER_CONFIG)message, out errorMessage, timeout);
llrpStatus = ((MSG_SET_READER_CONFIG_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.GET_READER_CONFIG:
response = (MSG_GET_READER_CONFIG_RESPONSE)llrp.GET_READER_CONFIG((MSG_GET_READER_CONFIG)message, out errorMessage, timeout);
llrpStatus = ((MSG_GET_READER_CONFIG_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.GET_READER_CAPABILITIES:
response = (MSG_GET_READER_CAPABILITIES_RESPONSE)llrp.GET_READER_CAPABILITIES((MSG_GET_READER_CAPABILITIES)message, out errorMessage, timeout);
llrpStatus = ((MSG_GET_READER_CAPABILITIES_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.GET_ACCESSSPECS:
response = (MSG_GET_ACCESSSPECS_RESPONSE)llrp.GET_ACCESSSPECS((MSG_GET_ACCESSSPECS)message, out errorMessage, timeout);
llrpStatus = ((MSG_GET_ACCESSSPECS_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.GET_ROSPECS:
response = (MSG_GET_ROSPECS_RESPONSE)llrp.GET_ROSPECS((MSG_GET_ROSPECS)message, out errorMessage, timeout);
llrpStatus = ((MSG_GET_ROSPECS_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.KEEPALIVE_ACK:
llrp.KEEPALIVE_ACK((MSG_KEEPALIVE_ACK)message, out errorMessage, timeout);
break;
case ENUM_LLRP_MSG_TYPE.ADD_ACCESSSPEC:
response = (MSG_ADD_ACCESSSPEC_RESPONSE)llrp.ADD_ACCESSSPEC((MSG_ADD_ACCESSSPEC)message, out errorMessage, timeout);
llrpStatus = ((MSG_ADD_ACCESSSPEC_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.ENABLE_ACCESSSPEC:
response = (MSG_ENABLE_ACCESSSPEC_RESPONSE)llrp.ENABLE_ACCESSSPEC((MSG_ENABLE_ACCESSSPEC)message, out errorMessage, timeout);
llrpStatus = ((MSG_ENABLE_ACCESSSPEC_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.DELETE_ACCESSSPEC:
response = (MSG_DELETE_ACCESSSPEC_RESPONSE)llrp.DELETE_ACCESSSPEC((MSG_DELETE_ACCESSSPEC)message, out errorMessage, timeout);
llrpStatus = ((MSG_DELETE_ACCESSSPEC_RESPONSE)response).LLRPStatus;
break;
case ENUM_LLRP_MSG_TYPE.ENABLE_EVENTS_AND_REPORTS:
llrp.ENABLE_EVENTS_AND_REPORTS((MSG_ENABLE_EVENTS_AND_REPORTS)message, out errorMessage, timeout);
break;
case ENUM_LLRP_MSG_TYPE.GET_REPORT:
llrp.GET_REPORT((MSG_GET_REPORT)message, out errorMessage, timeout);
break;
case ENUM_LLRP_MSG_TYPE.CUSTOM_MESSAGE:
response = (MSG_THINGMAGIC_CONTROL_RESPONSE_POWER_CYCLE_READER)llrp.CUSTOM_MESSAGE((MSG_CUSTOM_MESSAGE)message, out errorMessage, timeout);
break;
default: throw new ReaderException("Not a valid llrp message");
}
}
catch (Exception ex)
{
if(ErrCodeNullObjectReference == (uint)System.Runtime.InteropServices.Marshal.GetHRForException(ex))
{
if (continuousReading)
{
ReadExceptionPublisher expub = new ReadExceptionPublisher(this, new ReaderException((((ENUM_LLRP_MSG_TYPE)msgType).ToString() + " failed. Request timed out")));
Thread trd = new Thread(expub.OnReadException);
trd.Name = "OnReadException";
trd.Start();
}
else
{
throw new ReaderException(((ENUM_LLRP_MSG_TYPE)msgType).ToString() + " failed. Request timed out");
}
}
else
{
throw new Exception(ex.Message);
}
}
BuildTransport(false, response);
if (llrpStatus != null)
{
if (llrpStatus.StatusCode != ENUM_StatusCode.M_Success)
{
throw new Exception(llrpStatus.ErrorDescription == "" ? (llrpStatus.StatusCode.ToString()) : llrpStatus.ErrorDescription);
}
}
return response;
}