void OnBreakpoint (object sender, CorBreakpointEventArgs e)
{
lock (debugLock) {
if (evaluating) {
e.Continue = true;
return;
}
}
OnStopped ();
e.Continue = false;
// If a breakpoint is hit while stepping, cancel the stepping operation
if (stepper != null && stepper.IsActive ())
stepper.Deactivate ();
SetActiveThread (e.Thread);
TargetEventArgs args = new TargetEventArgs (TargetEventType.TargetHitBreakpoint);
args.Process = GetProcess (process);
args.Thread = GetThread (e.Thread);
args.Backtrace = new Backtrace (new CorBacktrace (e.Thread, this));
OnTargetEvent (args);
}
void OnBreakpoint (object sender, CorBreakpointEventArgs e)
{
lock (debugLock) {
if (evaluating) {
e.Continue = true;
return;
}
}
BreakEventInfo binfo;
if (breakpoints.TryGetValue (e.Breakpoint, out binfo)) {
e.Continue = true;
Breakpoint bp = (Breakpoint)binfo.BreakEvent;
if (bp.HitCount > 1) {
// Just update the count and continue
binfo.UpdateHitCount (bp.HitCount - 1);
return;
}
if (!string.IsNullOrEmpty (bp.ConditionExpression)) {
string res = EvaluateExpression (e.Thread, bp.ConditionExpression);
if (bp.BreakIfConditionChanges) {
if (res == bp.LastConditionValue)
return;
bp.LastConditionValue = res;
} else {
if (res != null && res.ToLower () == "false")
return;
}
}
switch (bp.HitAction) {
case HitAction.CustomAction:
// If custom action returns true, execution must continue
if (binfo.RunCustomBreakpointAction (bp.CustomActionId))
return;
break;
case HitAction.PrintExpression: {
string exp = EvaluateTrace (e.Thread, bp.TraceExpression);
binfo.UpdateLastTraceValue (exp);
return;
}
}
}
OnStopped ();
e.Continue = false;
// If a breakpoint is hit while stepping, cancel the stepping operation
if (stepper != null && stepper.IsActive ())
stepper.Deactivate ();
SetActiveThread (e.Thread);
TargetEventArgs args = new TargetEventArgs (TargetEventType.TargetHitBreakpoint);
args.Process = GetProcess (process);
args.Thread = GetThread (e.Thread);
args.Backtrace = new Backtrace (new CorBacktrace (e.Thread, this));
OnTargetEvent (args);
}
void process_OnBreakpoint(object sender, CorBreakpointEventArgs e)
{
e.Continue = false;
_activeThread = e.Thread;
_breakEvent.Set();
}
private void OnBreakpoint(object sender, CorBreakpointEventArgs e)
{
subscriber.Published("Hit Breakpoint.");
Paused(e.Thread);
}
/// <summary>
/// Creates a new instance of the CustomBreakpointEventArgs class.
/// </summary>
/// <param name="processController"></param>
/// <param name="callbackArgs"></param>
public CustomBreakpointEventArgs(IMDbgProcessController processController,
CorBreakpointEventArgs callbackArgs)
: base(processController)
{
this.callbackArgs = callbackArgs;
}
private void BreakpointEventHandler(Object sender, CorBreakpointEventArgs e)
{
Trace.WriteLine("ManagedCallback::Breakpoint");
BeginManagedDebugEvent();
try
{
if (InternalHandleRawMode(ManagedCallbackType.OnBreakpoint, e))
return;
bool fHandled = false;
// custom breakpoint handling. All normal MDbg shell breakpoints (including our user breakpoint)
// register their own handlers here, so this is the very common case.
if (customBreakpoints != null
&& customBreakpoints.Contains(e.Breakpoint))
{
using (MDbgProcessStopController psc = new MDbgProcessStopController(this, e, false))
{
CustomBreakpointEventHandler handler = (customBreakpoints[e.Breakpoint] as CustomBreakpointEventHandler);
// Invoke custom callback handler. This may stop the shell.
handler(this, new CustomBreakpointEventArgs(psc, e));
}
fHandled = true;
}
if (HandleCustomPostCallback(ManagedCallbackType.OnBreakpoint, e))
{
return;
}
if (fHandled)
{
return; // this was custom breakpoint, no additional action necessary.
}
// We have an unknown breakpoint that no handler was registered for. This should be a very
// uncommon case and indicate some bug in MDbg or an extension.
e.Continue = false;
InternalSignalRuntimeIsStopped(e.Thread, "Unexpected raw breakpoint hit");
}
finally
{
EndManagedDebugEvent(e);
}
}
