public SerialProcess(object settings)
{
var ss = new SerialSettings(settings);
var args = new StringBuilder();
foreach (var p in ss.GetType().GetProperties())
{
if (args.Length > 0)
{
args.Append(" ");
}
args.AppendFormat("{0}={1}", p.Name, p.GetValue(ss, null));
}
process = new Process();
process.StartInfo = new ProcessStartInfo
{
FileName = typeof(SerialProcess).Assembly.Location,
Arguments = args.ToString(),
CreateNoWindow = true,
UseShellExecute = false,
RedirectStandardInput = true,
RedirectStandardOutput = true,
RedirectStandardError = false
};
EnableStandardError(process.StartInfo);
process.Start();
Pid = process.Id;
ForwardStandardError(process.StandardError);
}
public SerialDevice(object settings)
{
buffer = new byte[256];
list = new List <byte>(256);
queue = new Queue <byte>(256);
serial = new SerialPort();
//init serial port and launch async reader
SerialSettings.CopyProperties(settings, serial);
serial.Open();
//DiscardInBuffer not needed by FTDI and ignored by com0com
var stream = serial.BaseStream;
//unavailable after closed so pass it
stream.BeginRead(buffer, 0, buffer.Length, ReadCallback, stream);
}
private static void Main(string[] args)
{
AppDomain.CurrentDomain.UnhandledException += Tools.ExceptionHandler;
Stdio.EnableTrace(true, true);
var settings = new SerialSettings();
for (var i = 0; i < args.Length; i++)
{
var arg = args[i];
Stdio.Trace("#Arg {0} {1}", i, arg);
Tools.SetProperty(settings, arg);
}
using (var serial = new SerialDevice(settings))
{
var line = Stdio.ReadLine();
while (line != null)
{
Stdio.Trace("{0}", line);
if (line.StartsWith("$"))
{
var parts = line.Split(new[] { ',' });
switch (parts[0])
{
case "$r":
if (parts.Length != 4)
{
throw Tools.Make("Expected 4 parts in {0}", Tools.Readable(line));
}
var rSize = ParseInt(line, parts[1], 1);
var rEop = ParseInt(line, parts[2], 2);
var rToms = ParseInt(line, parts[3], 3);
var rData = serial.Read(rSize, rEop, rToms);
var response = Tools.StringHex(rData);
Stdio.Trace(response);
Stdio.WriteLine(response);
break;
default:
throw Tools.Make("Unknown command {0}", Tools.Readable(line));
}
}
else if (line.StartsWith(">"))
{
serial.Write(Tools.ParseHex(line));
Stdio.Trace("<ok");
Stdio.WriteLine("<ok");
}
else
{
throw Tools.Make("Unknown command {0}", Tools.Readable(line));
}
line = Stdio.ReadLine();
}
}
Environment.Exit(0);
}
