Example #1
0
        private void DumpMessage(int id, string idStr, byte[] data, int dlc, int flags, long time)
        {
            Kvadblib.Status     status;
            Kvadblib.MessageHnd mh = new Kvadblib.MessageHnd();
            Kvadblib.SignalHnd  sh = new Kvadblib.SignalHnd();

            //Flips the EXT bit if the EXT flag is set
            if ((flags & Canlib.canMSG_EXT) != 0)
            {
                id ^= -2147483648;
            }
            //Find the database message whose id matches the one
            //from the incoming message
            status = Kvadblib.GetMsgById(dbhandle, id, out mh);
            outputBox.AppendText(string.Format("Reading message with id {0}", idStr) + Environment.NewLine);

            //Print the message info
            if (status == Kvadblib.Status.OK)
            {
                string msgName;
                status = Kvadblib.GetMsgName(mh, out msgName);

                outputBox.AppendText(string.Format("Message received: {0}", msgName) + Environment.NewLine);

                int msgId;
                Kvadblib.MESSAGE msgFlags;
                status = Kvadblib.GetMsgId(mh, out msgId, out msgFlags);

                outputBox.AppendText(string.Format("Id: {0}, flags: {1}", msgId, msgFlags) + Environment.NewLine);

                //Iterate through all the signals and print their name, value and unit
                status = Kvadblib.GetFirstSignal(mh, out sh);
                while (status == Kvadblib.Status.OK)
                {
                    string signalname;
                    status = Kvadblib.GetSignalName(sh, out signalname);

                    string unit;
                    status = Kvadblib.GetSignalUnit(sh, out unit);

                    double value;
                    status = Kvadblib.GetSignalValueFloat(sh, out value, data, dlc);

                    outputBox.AppendText(string.Format("Signal - {0}: {1} {2}", signalname, value, unit) + Environment.NewLine);

                    status = Kvadblib.GetNextSignal(mh, out sh);
                }
            }
        }
Example #2
0
        /*
         * Loads the selected message's signals to construct a form
         */
        public List <Signal> LoadSignalsById(int MsgId)
        {
            List <Signal> result = new List <Signal>();

            Kvadblib.MessageHnd mh;

            Kvadblib.Status status = Kvadblib.GetMsgById(dh, MsgId, out mh);
            if (status == Kvadblib.Status.OK)
            {
                Kvadblib.MESSAGE f;
                int dlc;
                msgHandle = mh;
                Kvadblib.GetMsgId(mh, out msgId, out f);
                Kvadblib.GetMsgDlc(mh, out dlc);

                msgId      = ((MsgId & -2147483648) == 0) ? MsgId : MsgId ^ -2147483648;
                msgFlags   = ((MsgId & -2147483648) == 0) ? 0 : Canlib.canMSG_EXT;
                hasMessage = true;
                result     = LoadSignals(dlc);
            }
            return(result);
        }