/// <summary>
/// Reads the CLR source file name, line number and displacement.
/// </summary>
/// <param name="module">The module.</param>
/// <param name="method">The method.</param>
/// <param name="address">The address.</param>
internal static Tuple <string, uint, ulong> ReadClrSourceFileNameAndLine(Module module, Microsoft.Diagnostics.Runtime.ClrMethod method, ulong address)
{
Microsoft.Diagnostics.Runtime.Utilities.Pdb.PdbReader pdbReader = module.ClrPdbReader;
Microsoft.Diagnostics.Runtime.Utilities.Pdb.PdbFunction function = pdbReader.GetFunctionFromToken(method.MetadataToken);
uint ilOffset = StackFrame.FindIlOffset(method, address);
ulong distance = ulong.MaxValue;
string sourceFileName = "";
uint sourceFileLine = uint.MaxValue;
foreach (Microsoft.Diagnostics.Runtime.Utilities.Pdb.PdbSequencePointCollection sequenceCollection in function.SequencePoints)
{
foreach (Microsoft.Diagnostics.Runtime.Utilities.Pdb.PdbSequencePoint point in sequenceCollection.Lines)
{
if (point.Offset <= ilOffset)
{
ulong dist = ilOffset - point.Offset;
if (dist < distance)
{
sourceFileName = sequenceCollection.File.Name;
sourceFileLine = point.LineBegin;
distance = dist;
}
}
}
}
return(Tuple.Create(sourceFileName, sourceFileLine, distance));
}
/// <summary>
/// Gets the CLR local variable names.
/// </summary>
private string[] GetClrLocalsNames()
{
var pdb = Module?.ClrPdbReader;
if (Module == null)
{
try
{
string pdbPath = ClrStackFrame.Runtime.DataTarget.SymbolLocator.FindPdb(ClrStackFrame.Module.Pdb);
if (!string.IsNullOrEmpty(pdbPath))
{
pdb = new Microsoft.Diagnostics.Runtime.Utilities.Pdb.PdbReader(pdbPath);
}
}
catch
{
}
}
if (pdb == null)
{
return(Enumerable.Range(0, ClrStackFrame.Locals.Count).Select(id => string.Format("local_{0}", id)).ToArray());
}
else
{
var function = pdb.GetFunctionFromToken(ClrStackFrame.Method.MetadataToken);
uint ilOffset = FindIlOffset(ClrStackFrame);
var scope = function.FindScopeByILOffset(ilOffset);
return(GetRecursiveSlots(scope).Select(s => s.Name).ToArray());
}
}
/// <summary>
/// Gets the CLR local variable names.
/// </summary>
private string[] GetClrLocalsNames()
{
var pdb = Module?.ClrPdbReader;
if (Module == null)
{
try
{
string pdbPath = ClrStackFrame.Runtime.DataTarget.SymbolLocator.FindPdb(ClrStackFrame.Module.Pdb);
if (!string.IsNullOrEmpty(pdbPath))
{
pdb = new Microsoft.Diagnostics.Runtime.Utilities.Pdb.PdbReader(pdbPath);
}
}
catch
{
}
}
if (pdb == null)
{
return Enumerable.Range(0, ClrStackFrame.Locals.Count).Select(id => string.Format("local_{0}", id)).ToArray();
}
else
{
var function = pdb.GetFunctionFromToken(ClrStackFrame.Method.MetadataToken);
uint ilOffset = FindIlOffset(ClrStackFrame);
var scope = function.FindScopeByILOffset(ilOffset);
return GetRecursiveSlots(scope).Select(s => s.Name).ToArray();
}
}
