internal ICorDebugFrame GetFrameAt(FrameID frameID)
{
process.AssertPaused();
ICorDebugChainEnum corChainEnum = CorThread.EnumerateChains();
if (frameID.ChainIndex >= corChainEnum.Count)
{
throw new ArgumentException("Chain index too big", "chainIndex");
}
corChainEnum.Skip(corChainEnum.Count - frameID.ChainIndex - 1);
ICorDebugChain corChain = corChainEnum.Next();
if (corChain.IsManaged == 0)
{
throw new ArgumentException("Chain is not managed", "chainIndex");
}
ICorDebugFrameEnum corFrameEnum = corChain.EnumerateFrames();
if (frameID.FrameIndex >= corFrameEnum.Count)
{
throw new ArgumentException("Frame index too big", "frameIndex");
}
corFrameEnum.Skip(corFrameEnum.Count - frameID.FrameIndex - 1);
return(corFrameEnum.Next());
}
Function GetFunctionFromCache(FrameID frameID, ICorDebugILFrame corFrame)
{
Function function;
if (functionCache.TryGetValue(frameID, out function) && !function.HasExpired)
{
function.CorILFrame = corFrame;
return(function);
}
else
{
function = new Function(this, frameID, corFrame);
functionCache[frameID] = function;
return(function);
}
}
internal Function(Thread thread, FrameID frameID, ICorDebugILFrame corILFrame)
{
this.process = thread.Process;
this.thread = thread;
this.frameID = frameID;
this.CorILFrame = corILFrame;
corFunction = corILFrame.Function;
module = process.GetModule(corFunction.Module);
methodProps = module.MetaData.GetMethodProps(corFunction.Token);
// Force some callback when function steps out so that we can expire it
stepOutStepper = new Stepper(this, "Function Tracker");
stepOutStepper.StepOut();
stepOutStepper.PauseWhenComplete = false;
process.TraceMessage("Function " + this.ToString() + " created");
}