/// <summary>
/// Executes the command.
/// </summary>
/// <param name="arguments">Arguments to pass to the command.</param>
public void Execute(string arguments)
{
try
{
m_mi.Invoke(null, new object[] { arguments });
}
catch (Exception ex)
{
OriginalMDbgMessages.WriteLine("Exception while executing " + arguments + " : " + ex.Message + "\n\n" +
ex.StackTrace);
if (ex.InnerException != null)
{
OriginalMDbgMessages.WriteLine(" ## Innerexeption: " + ex.InnerException.Message);
}
}
}
// when process is first created wait till callbacks are enabled.
internal void DispatchEvent(ManagedCallbackType callback, CorEventArgs e)
{
try
{
if (m_callbackAttachedEvent != null)
{
m_callbackAttachedEvent.WaitOne(); // waits till callbacks are enabled
}
Debug.Assert((int)callback >= 0 && (int)callback < m_callbacksArray.Length);
Delegate d = m_callbacksArray[(int)callback];
if (d != null)
{
d.DynamicInvoke(new Object[] { this, e });
}
}
catch (Exception ex)
{
var e2 = new CorExceptionInCallbackEventArgs(e.Controller, ex);
OriginalMDbgMessages.WriteLine("Exception in callback: " + ex);
// DC Debug.Assert(false,"Exception in callback: "+ex.ToString());
try
{
// we need to dispatch the exceptin in callback error, but we cannot
// use DispatchEvent since throwing exception in ExceptionInCallback
// would lead to infinite recursion.
Debug.Assert(m_callbackAttachedEvent == null);
Delegate d = m_callbacksArray[(int)ManagedCallbackType.OnExceptionInCallback];
if (d != null)
{
d.DynamicInvoke(new Object[] { this, e2 });
}
}
catch (Exception ex2)
{
OriginalMDbgMessages.WriteLine("Exception in Exception notification callback: " + ex2);
// DC Debug.Assert(false,"Exception in Exception notification callback: "+ex2.ToString());
// ignore it -- there is nothing we can do.
}
e.Continue = e2.Continue;
}
}
public void ParseCommand(string commandLineText, out IMDbgCommand command, out string commandArguments)
{
try
{
commandLineText = commandLineText.Trim();
int n = commandLineText.Length;
int i = 0;
while (i < n && !Char.IsWhiteSpace(commandLineText, i))
{
i++;
}
string cmdName = commandLineText.Substring(0, i);
commandArguments = commandLineText.Substring(i).Trim();
command = Lookup(cmdName);
}
catch (Exception ex)
{
OriginalMDbgMessages.WriteLine("In ParseCommand, Exception while executing " + commandLineText + " : " +
ex.Message + "\n\n" + ex.StackTrace);
command = null;
commandArguments = null;
}
}
/// <summary>
/// Gets the source position from a given Instruction Pointer
/// </summary>
/// <param name="ip">The Instruction Pointer.</param>
/// <returns>The Source Position.</returns>
public MDbgSourcePosition GetSourcePositionFromIP(int ip)
{
EnsureIsUpToDate();
if (!m_haveSymbols)
{
return(null);
}
if ((m_SPcount > 0) && (m_SPoffsets[0] <= ip))
{
int i;
for (i = 0; i < m_SPcount; ++i)
{
if (m_SPoffsets[i] >= ip)
{
break;
}
}
if (i == m_SPcount || m_SPoffsets[i] != ip)
{
--i;
}
MDbgSourcePosition sp = null;
if (m_SPstartLines[i] == SpecialSequencePoint)
{
int j = i;
// let's try to find a sequence point that is not special somewhere earlier in the code
// stream.
while (j > 0)
{
--j;
if (m_SPstartLines[j] != SpecialSequencePoint)
{
sp = new MDbgSourcePosition(true, m_SPdocuments[j].URL, m_SPstartLines[j],
m_SPendLines[j], m_SPstartColumns[j], m_SPendColumns[j]);
break;
}
}
if (sp == null)
{
// we didn't find any non-special seqeunce point before current one, let's try to search
// after.
j = i;
while (++j < m_SPcount)
{
if (m_SPstartLines[j] != SpecialSequencePoint)
{
sp = new MDbgSourcePosition(true, m_SPdocuments[j].URL, m_SPstartLines[j],
m_SPendLines[j], m_SPstartColumns[j], m_SPendColumns[j]);
break;
}
}
}
if (sp == null)
{
OriginalMDbgMessages.WriteLine(
"triiger: Debug.Assert(sp!=null, \"Only SpecialSequence point detected\");");
}
// Debug.Assert(sp!=null, "Only SpecialSequence point detected");
}
else
{
// non special sequence point.
sp = new MDbgSourcePosition(false, m_SPdocuments[i].URL, m_SPstartLines[i], m_SPendLines[i],
m_SPstartColumns[i], m_SPendColumns[i]);
}
if (CorFunction.Version != 1) // function has been edited
{
sp.m_fixedFile = Module.GetEditsSourceFile(CorFunction.Version - 1);
}
return(sp);
}
return(null);
}
