bool _WP.IControllerHostRemote.ProcessMessage(byte[] header, byte[] payload, bool fReply)
{
_WP.MessageRaw raw = new _WP.MessageRaw(); raw.m_header = header; raw.m_payload = payload;
_WP.MessageBase bs = new _WP.MessageBase();
_WP.IncomingMessage msg = new _WP.IncomingMessage(this, raw, bs);
bs.m_header = new _WP.Packet();
new _WP.Converter(this.ParentIControllerRemote.Capabilities).Deserialize(bs.m_header, raw.m_header);
return(m_owner.ProcessMessage(msg, fReply));
}
bool _WP.IControllerHostRemote.ProcessMessage( byte[] header, byte[] payload, bool fReply )
{
_WP.MessageRaw raw = new _WP.MessageRaw (); raw.m_header = header; raw.m_payload = payload;
_WP.MessageBase bs = new _WP.MessageBase();
_WP.IncomingMessage msg = new _WP.IncomingMessage( this, raw, bs );
bs.m_header = new _WP.Packet();
new _WP.Converter( this.ParentIControllerRemote.Capabilities ).Deserialize( bs.m_header, raw.m_header );
return m_owner.ProcessMessage( msg, fReply );
}
internal void InitializeForSend( IController parent, Converter converter, uint cmd, uint flags, object payload )
{
Packet header = parent.NewPacket();
header.m_cmd = cmd;
header.m_flags = flags;
m_parent = parent;
m_raw = new MessageRaw ();
m_base = new MessageBase();
m_base.m_header = header;
m_base.m_payload = payload;
if(payload != null)
{
m_raw.m_payload = converter.Serialize( payload );
m_base.m_header.m_size = (uint)m_raw.m_payload.Length;
m_base.m_header.m_crcData = CRC.ComputeCRC( m_raw.m_payload, 0 );
}
}
public IncomingMessage( IController parent, MessageRaw raw, MessageBase messageBase)
{
m_parent = parent;
m_raw = raw;
m_base = messageBase;
}
/// <summary>
/// Essential Rx method. Drives state machine by reading data and processing it. This works in
/// conjunction with NotificationThreadWorker [Tx].
/// </summary>
internal void Process()
{
int count;
int bytesRead;
try
{
switch(m_state)
{
case ReceiveState.Initialize:
m_rawPos = 0;
m_base = new MessageBase();
m_base.m_header = new Packet();
m_raw = new MessageRaw ();
m_raw .m_header = m_parent.CreateConverter().Serialize( m_base.m_header );
m_state = ReceiveState.WaitingForHeader;
goto case ReceiveState.WaitingForHeader;
case ReceiveState.WaitingForHeader:
count = m_raw.m_header.Length - m_rawPos;
bytesRead = m_parent.Read(m_raw.m_header, m_rawPos, count);
m_rawPos += bytesRead;
while(m_rawPos > 0)
{
int flag_Debugger = ValidSignature( m_parent.marker_Debugger );
int flag_Packet = ValidSignature( m_parent.marker_Packet );
if(flag_Debugger == 1 || flag_Packet == 1)
{
m_state = ReceiveState.ReadingHeader;
goto case ReceiveState.ReadingHeader;
}
if(flag_Debugger == 0 || flag_Packet == 0)
{
break; // Partial match.
}
m_parent.App.SpuriousCharacters( m_raw.m_header, 0, 1 );
Array.Copy( m_raw.m_header, 1, m_raw.m_header, 0, --m_rawPos );
}
break;
case ReceiveState.ReadingHeader:
count = m_raw.m_header.Length - m_rawPos;
bytesRead = m_parent.Read(m_raw.m_header, m_rawPos, count);
m_rawPos += bytesRead;
if (bytesRead != count) break;
m_state = ReceiveState.CompleteHeader;
goto case ReceiveState.CompleteHeader;
case ReceiveState.CompleteHeader:
try
{
m_parent.CreateConverter().Deserialize( m_base.m_header, m_raw.m_header );
if(VerifyHeader() == true)
{
bool fReply = (m_base.m_header.m_flags & Flags.c_Reply) != 0;
m_base.DumpHeader( "Receiving" );
if(m_base.m_header.m_size != 0)
{
m_raw.m_payload = new byte[m_base.m_header.m_size];
//reuse m_rawPos for position in header to read.
m_rawPos = 0;
m_state = ReceiveState.ReadingPayload;
goto case ReceiveState.ReadingPayload;
}
else
{
m_state = ReceiveState.CompletePayload;
goto case ReceiveState.CompletePayload;
}
}
}
catch(ThreadAbortException)
{
throw;
}
catch(Exception e)
{
Console.WriteLine( "Fault at payload deserialization:\n\n{0}", e.ToString() );
}
m_state = ReceiveState.Initialize;
if((m_base.m_header.m_flags & Flags.c_NonCritical) == 0)
{
IncomingMessage.ReplyBadPacket( m_parent, Flags.c_BadHeader );
}
break;
case ReceiveState.ReadingPayload:
count = m_raw.m_payload.Length - m_rawPos;
bytesRead = m_parent.Read(m_raw.m_payload, m_rawPos, count);
m_rawPos += bytesRead;
if (bytesRead != count) break;
m_state = ReceiveState.CompletePayload;
goto case ReceiveState.CompletePayload;
case ReceiveState.CompletePayload:
if(VerifyPayload() == true)
{
try
{
bool fReply = (m_base.m_header.m_flags & Flags.c_Reply) != 0;
if((m_base.m_header.m_flags & Flags.c_NACK) != 0)
{
m_raw.m_payload = null;
}
m_parent.App.ProcessMessage( this.GetCompleteMessage(), fReply );
m_state = ReceiveState.Initialize;
return;
}
catch(ThreadAbortException)
{
throw;
}
catch(Exception e)
{
Console.WriteLine( "Fault at payload deserialization:\n\n{0}", e.ToString() );
}
}
m_state = ReceiveState.Initialize;
if((m_base.m_header.m_flags & Flags.c_NonCritical) == 0)
{
IncomingMessage.ReplyBadPacket( m_parent, Flags.c_BadPayload );
}
break;
}
}
catch
{
m_state = ReceiveState.Initialize;
throw;
}
}
/// <summary>
/// Essential Rx method. Drives state machine by reading data and processing it. This works in
/// conjunction with NotificationThreadWorker [Tx].
/// </summary>
internal void Process()
{
int count;
int bytesRead;
try
{
switch (m_state)
{
case ReceiveState.Initialize:
m_rawPos = 0;
m_base = new MessageBase();
m_base.m_header = new Packet();
m_raw = new MessageRaw();
m_raw.m_header = m_parent.CreateConverter().Serialize(m_base.m_header);
m_state = ReceiveState.WaitingForHeader;
goto case ReceiveState.WaitingForHeader;
case ReceiveState.WaitingForHeader:
count = m_raw.m_header.Length - m_rawPos;
bytesRead = m_parent.Read(m_raw.m_header, m_rawPos, count);
m_rawPos += bytesRead;
while (m_rawPos > 0)
{
int flag_Debugger = ValidSignature(m_parent.marker_Debugger);
int flag_Packet = ValidSignature(m_parent.marker_Packet);
if (flag_Debugger == 1 || flag_Packet == 1)
{
m_state = ReceiveState.ReadingHeader;
goto case ReceiveState.ReadingHeader;
}
if (flag_Debugger == 0 || flag_Packet == 0)
{
break; // Partial match.
}
m_parent.App.SpuriousCharacters(m_raw.m_header, 0, 1);
Array.Copy(m_raw.m_header, 1, m_raw.m_header, 0, --m_rawPos);
}
break;
case ReceiveState.ReadingHeader:
count = m_raw.m_header.Length - m_rawPos;
bytesRead = m_parent.Read(m_raw.m_header, m_rawPos, count);
m_rawPos += bytesRead;
if (bytesRead != count)
{
break;
}
m_state = ReceiveState.CompleteHeader;
goto case ReceiveState.CompleteHeader;
case ReceiveState.CompleteHeader:
try
{
m_parent.CreateConverter().Deserialize(m_base.m_header, m_raw.m_header);
if (VerifyHeader() == true)
{
bool fReply = (m_base.m_header.m_flags & Flags.c_Reply) != 0;
m_base.DumpHeader("Receiving");
if (m_base.m_header.m_size != 0)
{
m_raw.m_payload = new byte[m_base.m_header.m_size];
//reuse m_rawPos for position in header to read.
m_rawPos = 0;
m_state = ReceiveState.ReadingPayload;
goto case ReceiveState.ReadingPayload;
}
else
{
m_state = ReceiveState.CompletePayload;
goto case ReceiveState.CompletePayload;
}
}
}
catch (ThreadAbortException)
{
throw;
}
catch (Exception e)
{
Console.WriteLine("Fault at payload deserialization:\n\n{0}", e.ToString());
}
m_state = ReceiveState.Initialize;
if ((m_base.m_header.m_flags & Flags.c_NonCritical) == 0)
{
IncomingMessage.ReplyBadPacket(m_parent, Flags.c_BadHeader);
}
break;
case ReceiveState.ReadingPayload:
count = m_raw.m_payload.Length - m_rawPos;
bytesRead = m_parent.Read(m_raw.m_payload, m_rawPos, count);
m_rawPos += bytesRead;
if (bytesRead != count)
{
break;
}
m_state = ReceiveState.CompletePayload;
goto case ReceiveState.CompletePayload;
case ReceiveState.CompletePayload:
if (VerifyPayload() == true)
{
try
{
bool fReply = (m_base.m_header.m_flags & Flags.c_Reply) != 0;
if ((m_base.m_header.m_flags & Flags.c_NACK) != 0)
{
m_raw.m_payload = null;
}
m_parent.App.ProcessMessage(this.GetCompleteMessage(), fReply);
m_state = ReceiveState.Initialize;
return;
}
catch (ThreadAbortException)
{
throw;
}
catch (Exception e)
{
Console.WriteLine("Fault at payload deserialization:\n\n{0}", e.ToString());
}
}
m_state = ReceiveState.Initialize;
if ((m_base.m_header.m_flags & Flags.c_NonCritical) == 0)
{
IncomingMessage.ReplyBadPacket(m_parent, Flags.c_BadPayload);
}
break;
}
}
catch
{
m_state = ReceiveState.Initialize;
throw;
}
}
public IncomingMessage(IController parent, MessageRaw raw, MessageBase messageBase)
{
m_parent = parent;
m_raw = raw;
m_base = messageBase;
}