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full changeover to ComPort structure

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This commit is contained in:
Edward Wright 2019-06-05 11:54:08 -04:00
parent a76d13f75c
commit 0265fb2d23
1 changed files with 43 additions and 18 deletions
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61
SimplySerial/SimplySerial.cs
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@ -16,7 +16,7 @@ namespace SimplySerial
static readonly string version = "0.1.0"; static readonly string version = "0.1.0";
static bool Quiet = false; static bool Quiet = false;
static bool NoWait = false; static bool NoWait = false;
static string port = string.Empty; static ComPort port;
static int baud = 9600; static int baud = 9600;
static Parity parity = Parity.None; static Parity parity = Parity.None;
static int dataBits = 8; static int dataBits = 8;
@ -28,7 +28,7 @@ namespace SimplySerial
ProcessArguments(args); ProcessArguments(args);
// set up the serial port // set up the serial port
serialPort = new SerialPort(port, baud, parity, dataBits, stopBits) serialPort = new SerialPort(port.name, baud, parity, dataBits, stopBits)
{ {
Handshake = Handshake.None, // we don't need to support any handshaking at this point Handshake = Handshake.None, // we don't need to support any handshaking at this point
ReadTimeout = 1, // minimal timeout - we don't want to wait forever for data that may not be coming! ReadTimeout = 1, // minimal timeout - we don't want to wait forever for data that may not be coming!
@ -45,11 +45,11 @@ namespace SimplySerial
} }
catch (System.UnauthorizedAccessException uae) catch (System.UnauthorizedAccessException uae)
{ {
ExitProgram((uae.GetType() + " occurred while attempting to open " + port + ". Is this port already in use in another application?"), exitCode: -1); ExitProgram((uae.GetType() + " occurred while attempting to open " + port.name + ". Is this port already in use in another application?"), exitCode: -1);
} }
catch (Exception e) catch (Exception e)
{ {
ExitProgram((e.GetType() + " occurred while attempting to open " + port + "."), exitCode: -1); ExitProgram((e.GetType() + " occurred while attempting to open " + port.name + "."), exitCode: -1);
} }
// set up keyboard input for relay to serial port // set up keyboard input for relay to serial port
@ -60,13 +60,21 @@ namespace SimplySerial
Console.Clear(); Console.Clear();
if (!SimplySerial.Quiet) if (!SimplySerial.Quiet)
{ {
Console.WriteLine("SimplySerial v{0} connected at {1} baud, {2} parity, {3} data bits, {4} stop bit{5}. Use CTRL-X to exit.\n", Console.WriteLine(("<<< SimplySerial v{0} connected via {1} >>>\n" +
"Settings : {2} baud, {3} parity, {4} data bits, {5} stop bit{6}.\n" +
"Device : {7} ({8}) {9} ({10})\n" +
"---\n\nUse CTRL-X to exit.\n"),
version, version,
port.name,
baud, baud,
(parity == Parity.None) ? "no" : (parity.ToString()).ToLower(), (parity == Parity.None) ? "no" : (parity.ToString()).ToLower(),
dataBits, dataBits,
(stopBits == StopBits.None) ? "0" : (stopBits == StopBits.One) ? "1" : (stopBits == StopBits.OnePointFive) ? "1.5" : "2", (stopBits == StopBits.None) ? "0" : (stopBits == StopBits.One) ? "1" : (stopBits == StopBits.OnePointFive) ? "1.5" : "2",
(stopBits == StopBits.One) ? "" : "s" (stopBits == StopBits.One) ? "" : "s",
"VID",
port.vid,
"PID",
port.pid
); );
} }
@ -84,7 +92,7 @@ namespace SimplySerial
// exit the program if CTRL-X was pressed // exit the program if CTRL-X was pressed
if ((keyInfo.Key == ConsoleKey.X) && (keyInfo.Modifiers == ConsoleModifiers.Control)) if ((keyInfo.Key == ConsoleKey.X) && (keyInfo.Modifiers == ConsoleModifiers.Control))
{ {
Output("\nSession terminated by user via CTRL-X."); Output("\n<<< SimplySerial session terminated via CTRL-X >>>");
ExitProgram(silent: true); ExitProgram(silent: true);
} }
@ -116,7 +124,7 @@ namespace SimplySerial
} }
catch (Exception e) catch (Exception e)
{ {
ExitProgram((e.GetType() + " occurred while attempting to read/write to/from " + port + "."), exitCode: -1); ExitProgram((e.GetType() + " occurred while attempting to read/write to/from " + port.name + "."), exitCode: -1);
} }
} }
@ -131,6 +139,12 @@ namespace SimplySerial
/// <param name="args">Command-line parameters</param> /// <param name="args">Command-line parameters</param>
static void ProcessArguments(string[] args) static void ProcessArguments(string[] args)
{ {
// get a list of all available ports
List<ComPort> availablePorts = SimplySerial.GetSerialPorts();
// set default port information
port.name = String.Empty;
// switch to lower case and remove '/', '--' and '-' from beginning of arguments - we can process correctly without them // switch to lower case and remove '/', '--' and '-' from beginning of arguments - we can process correctly without them
for (int i = 0; i < args.Count(); i++) for (int i = 0; i < args.Count(); i++)
args[i] = (args[i].TrimStart('/', '-')).ToLower(); args[i] = (args[i].TrimStart('/', '-')).ToLower();
@ -154,9 +168,7 @@ namespace SimplySerial
// list available ports // list available ports
else if (argument[0].StartsWith("l")) else if (argument[0].StartsWith("l"))
{ {
List<ComPort> ports = SimplySerial.GetSerialPorts(); if (availablePorts.Count >= 1)
if (ports.Count >= 1)
{ {
Console.WriteLine("\nPORT\tVID\tPID\tDESCRIPTION"); Console.WriteLine("\nPORT\tVID\tPID\tDESCRIPTION");
Console.WriteLine("------------------------------------------------------------"); Console.WriteLine("------------------------------------------------------------");
@ -199,7 +211,7 @@ namespace SimplySerial
if (!argument[1].StartsWith("COM")) if (!argument[1].StartsWith("COM"))
newPort = "COM" + argument[1]; newPort = "COM" + argument[1];
port = newPort; port.name = newPort;
} }
// validate baud rate, terminate on error // validate baud rate, terminate on error
@ -262,19 +274,32 @@ namespace SimplySerial
} }
} }
// get a list of all available com ports
string[] availablePorts = SerialPort.GetPortNames();
// if no port was specified, default to the first/only available com port, exit with error if no ports are available // if no port was specified, default to the first/only available com port, exit with error if no ports are available
if (port == String.Empty) if (port.name == String.Empty)
{ {
if (availablePorts.Count() >= 1) if (availablePorts.Count() >= 1)
SimplySerial.port = availablePorts[0]; SimplySerial.port = availablePorts[0];
else else
ExitProgram("No COM ports detected.", exitCode: -1); ExitProgram("No COM ports detected.", exitCode: -1);
} }
else if (!availablePorts.Contains(port))
ExitProgram(("Invalid port specified <" + port + ">"), exitCode: -1); // if a port name was specified, try to match it with one that actually exists and fail if it doesn't
else
{
bool portMatched = false;
foreach (ComPort p in availablePorts)
{
if (p.name == port.name)
{
portMatched = true;
port = p;
break;
}
}
if (!portMatched)
ExitProgram(("Invalid port specified <" + port.name + ">"), exitCode: -1);
}
// if we made it this far, everything has been processed and we're ready to proceed! // if we made it this far, everything has been processed and we're ready to proceed!
} }