private void StepGdbButton_Click(object sender, EventArgs e)
{
if (Gdb.Running)
{
return;
}
Gdb.Step();
OnUpdateControls();
OnUpdate();
PdbLineNumber line = PdbSession.FindLinesByVirtualAddress(Gdb.Registers.Eip, 1).FirstOrDefault();
if (line == null)
{
return;
}
PdbSourceFile sourceFile = line.SourceFile;
if (sourceFile == null)
{
return;
}
EnvDTE.Window window = VisualStudio.Instance.ItemOperations.OpenFile(sourceFile.FileName);
EnvDTE.TextSelection selection = window.Document.Selection as EnvDTE.TextSelection;
if (selection == null)
{
return;
}
selection.GotoLine((int)line.LineNumber);
}
private void VirtualMachine_Stopped(object sender, EventArgs e)
{
vmRunning = false;
OnUpdateControls();
DebuggerWorker.CancelAsync();
try
{
SerialStream.Close();
}
catch { }
try
{
if (Gdb != null)
{
Gdb.Dispose();
}
}
finally
{
Gdb = null;
}
if (restartingVM)
{
return;
}
if (Bootstrap.Parameters.ContainsKey("start"))
{
Application.Exit();
}
}
private void StopVMButton_Click(object sender, EventArgs e)
{
if (!Gdb.Running)
{
Gdb.Dispose();
}
VirtualMachine.Stop();
}
private void StepLineButton_Click(object sender, EventArgs e)
{
if (Gdb.Running)
{
return;
}
PdbLineNumber origin, line;
origin = PdbSession.FindLinesByVirtualAddress(Gdb.Registers.Eip, 1).FirstOrDefault();
while (true)
{
Gdb.Step();
line = PdbSession.FindLinesByVirtualAddress(Gdb.Registers.Eip, 1).FirstOrDefault();
if (line == null)
{
continue;
}
if (origin == null && line != null)
{
break;
}
if (line.SourceFileId != origin.SourceFileId)
{
break;
}
if (line.LineNumber != origin.LineNumber || line.ColumnNumber != origin.ColumnNumber)
{
break;
}
}
OnUpdateControls();
OnUpdate();
PdbSourceFile sourceFile = line.SourceFile;
if (sourceFile == null)
{
return;
}
EnvDTE.Window window = VisualStudio.Instance.ItemOperations.OpenFile(sourceFile.FileName);
EnvDTE.TextSelection selection = window.Document.Selection as EnvDTE.TextSelection;
if (selection == null)
{
return;
}
selection.GotoLine((int)line.LineNumber);
}
private void ContinueButton_Click(object sender, EventArgs e)
{
if (Gdb.Running)
{
return;
}
Gdb.Continue();
OnUpdateControls();
}
private void BreakButton_Click(object sender, EventArgs e)
{
if (!Gdb.Running)
{
return;
}
Gdb.Break();
OnUpdateControls();
OnUpdate();
}
private void RestartVMButton_Click(object sender, EventArgs e)
{
restartingVM = true;
if (!Gdb.Running)
{
Gdb.Dispose();
}
DebuggerWorker.CancelAsync();
VirtualMachine.Restart();
restartingVM = false;
}
private void MainForm_FormClosing(object sender, FormClosingEventArgs e)
{
if (Bootstrap.Parameters.ContainsKey("start"))
{
if (Gdb != null && !Gdb.Running)
{
Gdb.Continue();
}
VirtualMachine.Stop();
}
Application.Exit();
}
private void Gdb_BreakpointHit(GdbStub gdbStub, GdbBreakpointHitData breakpointHitData)
{
ulong address = breakpointHitData.Address;
// Debugger::Break() function
if (address == debuggerBreakFunction.VirtualAddress)
{
Gdb.Registers.Eip++;
Gdb.Step();
}
// TODO: Autoselect right frame
Invoke(new MethodInvoker(() =>
{
Activate();
OnUpdateControls();
OnUpdate();
}));
}
private void SerialStream_Read(IAsyncResult asyncResult)
{
int count = SerialStream.EndRead(asyncResult);
if (count != 1)
{
try
{
SerialStream.Close();
Gdb.Dispose();
}
catch { }
SerialStream = new NamedPipeServerStream("System", PipeDirection.InOut, 1, PipeTransmissionMode.Byte, PipeOptions.Asynchronous);
SerialStream.BeginWaitForConnection(SerialStream_WaitForConnection, null);
return;
}
SerialStream_ReadByte(buffer[0]);
SerialStream.BeginRead(buffer, 0, 1, SerialStream_Read, null);
}
private void StepOverButton_Click(object sender, EventArgs e)
{
if (Gdb.Running)
{
return;
}
List <PdbLineNumber> lines = PdbSession.FindLinesByVirtualAddress(Gdb.Registers.Eip, 100).ToList();
if (lines.Count < 1)
{
StepLineButton_Click(sender, e);
return;
}
PdbLineNumber currentLine = lines.First();
PdbLineNumber nextLine = currentLine == null ? null : lines.FirstOrDefault(l => l.SourceFileId == currentLine.SourceFileId && l.VirtualAddress > currentLine.VirtualAddress);
if (nextLine == null)
{
StepLineButton_Click(sender, e);
return;
}
PdbLineNumber line = null;
while (true)
{
Gdb.Step();
line = PdbSession.FindLinesByVirtualAddress(Gdb.Registers.Eip, 1).FirstOrDefault();
if (line == null)
{
continue;
}
if (line.SourceFileId == nextLine.SourceFileId && line.LineNumber == nextLine.LineNumber && line.ColumnNumber == nextLine.ColumnNumber)
{
break;
}
}
OnUpdateControls();
OnUpdate();
PdbSourceFile sourceFile = line.SourceFile;
if (sourceFile == null)
{
return;
}
EnvDTE.Window window = VisualStudio.Instance.ItemOperations.OpenFile(sourceFile.FileName);
EnvDTE.TextSelection selection = window.Document.Selection as EnvDTE.TextSelection;
if (selection == null)
{
return;
}
selection.GotoLine((int)line.LineNumber);
}
