public static IEnumerable<SequencePoint> GetSequencePoints (this ISymbolMethod met)
{
int sc = met.SequencePointCount;
int[] offsets = new int[sc];
int[] lines = new int[sc];
int[] endLines = new int[sc];
int[] columns = new int[sc];
int[] endColumns = new int[sc];
ISymbolDocument[] docs = new ISymbolDocument[sc];
met.GetSequencePoints (offsets, docs, lines, columns, endLines, endColumns);
for (int n = 0; n < sc; n++) {
if (columns[n] == 0)
continue;
SequencePoint sp = new SequencePoint ();
sp.Document = docs[n];
sp.Line = lines[n];
sp.Offset = offsets[n];
yield return sp;
}
}
internal static StackFrame CreateFrame(CorDebuggerSession session, CorFrame frame)
{
// TODO: Fix remaining.
uint address = 0;
//string typeFQN;
//string typeFullName;
string addressSpace = "";
string file = "";
int line = 0;
int column = 0;
string method = "";
string lang = "";
string module = "";
string type = "";
bool hasDebugInfo = false;
bool hidden = false;
bool external = true;
if (frame.FrameType == CorFrameType.ILFrame)
{
if (frame.Function != null)
{
module = frame.Function.Module.Name;
CorMetadataImport importer = new CorMetadataImport(frame.Function.Module);
MethodInfo mi = importer.GetMethodInfo(frame.Function.Token);
method = mi.DeclaringType.FullName + "." + mi.Name;
type = mi.DeclaringType.FullName;
addressSpace = mi.Name;
ISymbolReader reader = session.GetReaderForModule(frame.Function.Module.Name);
if (reader != null)
{
ISymbolMethod met = reader.GetMethod(new SymbolToken(frame.Function.Token));
if (met != null)
{
CorDebugMappingResult mappingResult;
frame.GetIP(out address, out mappingResult);
SequencePoint prevSp = null;
foreach (SequencePoint sp in met.GetSequencePoints())
{
if (sp.Offset > address)
{
break;
}
prevSp = sp;
}
if (prevSp != null)
{
line = prevSp.Line;
column = prevSp.Offset;
file = prevSp.Document.URL;
address = (uint)prevSp.Offset;
}
}
}
// FIXME: Still steps into.
//hidden = mi.GetCustomAttributes (true).Any (v => v is System.Diagnostics.DebuggerHiddenAttribute);
}
lang = "Managed";
hasDebugInfo = true;
}
else if (frame.FrameType == CorFrameType.NativeFrame)
{
frame.GetNativeIP(out address);
method = "<Unknown>";
lang = "Native";
}
else if (frame.FrameType == CorFrameType.InternalFrame)
{
switch (frame.InternalFrameType)
{
case CorDebugInternalFrameType.STUBFRAME_M2U: method = "[Managed to Native Transition]"; break;
case CorDebugInternalFrameType.STUBFRAME_U2M: method = "[Native to Managed Transition]"; break;
case CorDebugInternalFrameType.STUBFRAME_LIGHTWEIGHT_FUNCTION: method = "[Lightweight Method Call]"; break;
case CorDebugInternalFrameType.STUBFRAME_APPDOMAIN_TRANSITION: method = "[Application Domain Transition]"; break;
case CorDebugInternalFrameType.STUBFRAME_FUNC_EVAL: method = "[Function Evaluation]"; break;
}
}
if (method == null)
{
method = "<Unknown>";
}
var loc = new SourceLocation(method, file, line, column);
return(new StackFrame((long)address, addressSpace, loc, lang, external, hasDebugInfo, hidden, null, null));
}
void Step(bool into)
{
if (stepper != null)
{
stepper.IsActive();
CorFrame frame = activeThread.ActiveFrame;
ISymbolReader reader = GetReaderForModule(frame.Function.Module.Name);
if (reader == null)
{
RawContinue(into);
return;
}
ISymbolMethod met = reader.GetMethod(new SymbolToken(frame.Function.Token));
if (met == null)
{
RawContinue(into);
return;
}
uint offset;
CorDebugMappingResult mappingResult;
frame.GetIP(out offset, out mappingResult);
// Find the current line
SequencePoint currentSeq = null;
foreach (SequencePoint sp in met.GetSequencePoints())
{
if (sp.Offset > offset)
{
break;
}
currentSeq = sp;
}
if (currentSeq == null)
{
RawContinue(into);
return;
}
// Exclude all ranges belonging to the current line
List <COR_DEBUG_STEP_RANGE> ranges = new List <COR_DEBUG_STEP_RANGE> ();
SequencePoint lastSeq = null;
foreach (SequencePoint sp in met.GetSequencePoints())
{
if (lastSeq != null && lastSeq.Line == currentSeq.Line)
{
COR_DEBUG_STEP_RANGE r = new COR_DEBUG_STEP_RANGE();
r.startOffset = (uint)lastSeq.Offset;
r.endOffset = (uint)sp.Offset;
ranges.Add(r);
}
lastSeq = sp;
}
stepper.StepRange(into, ranges.ToArray());
ClearEvalStatus();
process.SetAllThreadsDebugState(CorDebugThreadState.THREAD_RUN, null);
process.Continue(false);
}
}
internal static StackFrame CreateFrame(CorDebuggerSession session, CorFrame frame)
{
uint address = 0;
string file = "";
int line = 0;
string method = "";
string lang = "";
string module = "";
if (frame.FrameType == CorFrameType.ILFrame)
{
if (frame.Function != null)
{
module = frame.Function.Module.Name;
CorMetadataImport importer = new CorMetadataImport(frame.Function.Module);
MethodInfo mi = importer.GetMethodInfo(frame.Function.Token);
method = mi.DeclaringType.FullName + "." + mi.Name;
ISymbolReader reader = session.GetReaderForModule(frame.Function.Module.Name);
if (reader != null)
{
ISymbolMethod met = reader.GetMethod(new SymbolToken(frame.Function.Token));
if (met != null)
{
uint offset;
CorDebugMappingResult mappingResult;
frame.GetIP(out offset, out mappingResult);
SequencePoint prevSp = null;
foreach (SequencePoint sp in met.GetSequencePoints())
{
if (sp.Offset > offset)
{
break;
}
prevSp = sp;
}
if (prevSp != null)
{
line = prevSp.Line;
file = prevSp.Document.URL;
}
}
}
}
lang = "Managed";
}
else if (frame.FrameType == CorFrameType.NativeFrame)
{
frame.GetNativeIP(out address);
method = "<Unknown>";
lang = "Native";
}
else if (frame.FrameType == CorFrameType.InternalFrame)
{
switch (frame.InternalFrameType)
{
case CorDebugInternalFrameType.STUBFRAME_M2U: method = "[Managed to Native Transition]"; break;
case CorDebugInternalFrameType.STUBFRAME_U2M: method = "[Native to Managed Transition]"; break;
case CorDebugInternalFrameType.STUBFRAME_LIGHTWEIGHT_FUNCTION: method = "[Lightweight Method Call]"; break;
case CorDebugInternalFrameType.STUBFRAME_APPDOMAIN_TRANSITION: method = "[Application Domain Transition]"; break;
case CorDebugInternalFrameType.STUBFRAME_FUNC_EVAL: method = "[Function Evaluation]"; break;
}
}
if (method == null)
{
method = "<Unknown>";
}
return(new StackFrame((long)address, module, method, file, line, lang));
}
