/// <summary>
/// Read data block from the device.
/// </summary>
/// <param name="data">data to send</param>
/// <param name="text">Progress text.</param>
/// <param name="multiplier"></param>
/// <returns>Received data.</returns>
internal byte[] ReadDataBlock(byte[] data, string text, double multiplier)
{
if (Parent.InactivityMode == InactivityMode.ReopenActive && Media is GXSerial && DateTime.Now.Subtract(ConnectionStartTime).TotalSeconds > 40)
{
Parent.Disconnect();
Parent.InitializeConnection();
}
GXLogWriter.WriteLog(text, data);
byte[] reply = ReadDLMSPacket(data);
byte[] allData = null;
RequestTypes moredata = m_Cosem.GetDataFromPacket(reply, ref allData);
if (OnDataReceived != null)
{
OnDataReceived(this, (byte[])allData);
}
if ((moredata & (RequestTypes.Frame | RequestTypes.DataBlock)) != 0)
{
int maxProgress = m_Cosem.GetMaxProgressStatus(allData);
NotifyProgress(text, 1, maxProgress);
while (moredata != 0)
{
while ((moredata & RequestTypes.Frame) != 0)
{
data = m_Cosem.ReceiverReady(RequestTypes.Frame);
GXLogWriter.WriteLog("Get next frame: ", (byte[])data);
reply = ReadDLMSPacket(data);
RequestTypes tmp = m_Cosem.GetDataFromPacket(reply, ref allData);
if (OnDataReceived != null)
{
OnDataReceived(this, (byte[])allData);
}
//If this was last frame.
if ((tmp & RequestTypes.Frame) == 0)
{
moredata &= ~RequestTypes.Frame;
break;
}
int current = m_Cosem.GetCurrentProgressStatus(allData);
//TODO: System.Diagnostics.Debug.Assert(!(current == maxProgress && moredata != RequestTypes.None));
NotifyProgress(text, (int)(multiplier * current), maxProgress);
}
if (Parent.InactivityMode == InactivityMode.ReopenActive && Media is GXSerial && DateTime.Now.Subtract(ConnectionStartTime).TotalSeconds > 40)
{
Parent.Disconnect();
Parent.InitializeConnection();
}
if ((moredata & RequestTypes.DataBlock) != 0)
{
//Send Receiver Ready.
data = m_Cosem.ReceiverReady(RequestTypes.DataBlock);
GXLogWriter.WriteLog("Get Next Data block: ", (byte[])data);
reply = ReadDLMSPacket(data);
moredata = m_Cosem.GetDataFromPacket(reply, ref allData);
if (OnDataReceived != null)
{
OnDataReceived(this, (byte[])allData);
}
int current = m_Cosem.GetCurrentProgressStatus(allData);
//TODO: System.Diagnostics.Debug.Assert(!(current == maxProgress && moredata != RequestTypes.None));
NotifyProgress(text, (int)(multiplier * current), maxProgress);
}
}
}
return(allData);
}