private async void TabPageRTBox_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Enter)
{
temp_str = TabPageRTBox.Text.Substring(last_pos).Trim();
Console.WriteLine($"Command TabPageRTBox_KeyDown is {temp_str}");
// write to the Stream from begining every time.
// Write the length first as int (4 bytes)
//mstream.Position = 0;
byte[] cmd_bytes = Encoding.Unicode.GetBytes(temp_str);
byte[] cmd_len = BitConverter.GetBytes(cmd_bytes.Length);
int cmd_len_int = cmd_bytes.Length;
int len_of_int = cmd_len.Length; // usually four bytes on 64 bit systems, sizeof int
/*
* mstream.Write(cmd_len, 0, len_of_int);
* int count = 0;
* while (count < cmd_len_int)
* {
* mstream.WriteByte(cmd_bytes[count++]);
* }
*/
//mstream.WriteAsync(temp_str);
await tabProc.WriteToProcessAsync(temp_str + "\n");
Console.WriteLine($"Written to stream........{temp_str}");
Console.WriteLine("Readming from stream........");
string outstr = await tabProc.ReadFromProcessAsync();
Console.WriteLine($"Line........:{outstr}");
outstr = await tabProc.ReadFromProcessAsync();
Console.WriteLine($"Line........:{outstr}");
this.AppendText("\n");
TabPageRTBox.DeselectAll();
}
else
{
}
/*
* else
* {
* if(e.KeyCode == Keys.ShiftKey || e.KeyCode == Keys.Capital)
* {
* shift_pressed = true;
* }
* else
* {
* int kval = e.KeyValue;
* if (!shift_pressed)
* {
* kval += 32;
* }
* temp_str += (char)kval;
* }
*
* }
*/
}
public async Task RunProcessAsync(string ansicon_cmd, string plink_cmd)
{
// Execute plink.exe
// Exit on error and close the tab
// Else stay on the tab, wait for the user input
// and return output.
// Create a tab
VCustomTab myTabPage = new VCustomTab("");
try
{
using (Process myProcess = new Process())
{
String macname = macTxtBox.Text;
String usrname = usrTxtBox.Text;
String pwd = pwdTxtBox.Text;
//String args = plink_cmd + " -l " + usrname + " -pw " + pwd + " " + macname;
String args = $"{plink_cmd} -l {usrname} -pw {pwd} {macname}";
ProcessStartInfo startInfo = new ProcessStartInfo(ansicon_cmd, args);
startInfo.WindowStyle = ProcessWindowStyle.Hidden;
startInfo.UseShellExecute = false;
startInfo.CreateNoWindow = true;
startInfo.RedirectStandardOutput = true;
startInfo.RedirectStandardError = true;
startInfo.RedirectStandardInput = true;
// plink.exe is the cmd tool for putty.
myProcess.StartInfo = startInfo;
//myProcess.OutputDataReceived += CaptureOutput;
//myProcess.ErrorDataReceived += CaptureError;
// This code assumes the process you are starting will terminate itself.
// Given that is is started without a window so you cannot terminate it
// on the desktop, it must terminate itself or you can do it programmatically
// from this application using the Kill method.
myProcess.OutputDataReceived += ProcessOutputHandler;
String outstr = "vj";
myProcess.Start();
tabProc = new TabProcess(myProcess.StandardInput, myProcess.StandardOutput);
StreamWriter process_std_input_stream = myProcess.StandardInput;
String tempStr = "";
//outstr = await ReadFromProcessAsync(myProcess.StandardOutput);
outstr = await tabProc.ReadFromProcessAsync();
tempStr += outstr;
//outstr = await ReadFromProcessAsync(myProcess.StandardOutput);
outstr = await tabProc.ReadFromProcessAsync();
tempStr += outstr;
string nextcmd = "\n"; // Enter after success
//await WriteToProcessAsync(myProcess.StandardInput, nextcmd);
await tabProc.WriteToProcessAsync(nextcmd);
ANSIEscapeSeq ansi_seq = new ANSIEscapeSeq();
// TODO: The end with character may differ : Taken Care, ANSIEscapeSeq class
while (outstr != null && !outstr.Trim().EndsWith("$"))
{
tempStr += outstr + "\n";
//outstr = await ReadFromProcessAsync(myProcess.StandardOutput);
outstr = await tabProc.ReadFromProcessAsync();
/*
* byte[] escTitleBytesRec = Encoding.ASCII.GetBytes(outstr);
* foreach (byte b in escTitleBytesRec)
* Console.Write((char)b + "( " + b + ") ");
*/
//myTabPage.WriteLine(outstr + "\n");
}
// Get the command prompt and title now.
var out_tup = ansi_seq.getTitleAndCommandPrompt(outstr);
myTabPage.setTitle(out_tup.Item1);
myTabPage.setPrompt(out_tup.Item2);
myTabPage.setProcessTab(tabProc);
tabControl1.TabPages.Add(myTabPage);
myTabPage.WriteLine(tempStr);
myTabPage.WriteLine(out_tup.Item2);
// Loop until the command is logout or exit or on error.
//await ReadFromMemStreamAsync();
//outstr = await ReadFromProcessAsync(myProcess.StandardOutput);
Console.WriteLine($"Form1: The output we got is: {outstr}");
/*
* try
* {
* Thread.Sleep(10000);
* //nextcmd = "logout";
* nextcmd = "";
* await WriteToProcessAsync(myProcess.StandardInput, nextcmd);
* }
* catch (Exception eex)
* {
* Console.WriteLine($"An error occurred {eex.Message}"); // The $ is the fstrings in python.
* }
*
* if (myProcess.HasExited)
* {
* myProcess.Close();
* myProcess.Dispose();
* }
* else
* {
* myProcess.Kill();
* }
*/
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}