private SeqPointInfo GetOrCreateSeqPointInfo(string aotid)
{
if (seqPointInfos.ContainsKey(aotid))
{
return(seqPointInfos[aotid]);
}
var aotidDir = Path.Combine(msymDir, aotid);
if (!Directory.Exists(aotidDir))
{
logger.LogError("AOTID directory does not exist: {0}", aotidDir);
return(null);
}
string msymFile = null;
var msymFiles = Directory.GetFiles(aotidDir, "*.msym");
msymFile = msymFiles[0];
var seqPointInfo = SeqPointInfo.Read(msymFile);
seqPointInfos.Add(aotid, seqPointInfo);
return(seqPointInfo);
}
internal bool TryResolveLocation(StackFrameData sfData, out Location location)
{
if (sfData.Mvid == null)
{
location = default;
return(false);
}
var assemblyLocProvider = GetOrCreateAssemblyLocationProvider(sfData.Mvid);
if (assemblyLocProvider == null)
{
location = default;
return(false);
}
SeqPointInfo seqPointInfo = null;
if (!sfData.IsILOffset && sfData.Aotid != null)
{
seqPointInfo = GetOrCreateSeqPointInfo(sfData.Aotid);
}
return(assemblyLocProvider.TryResolveLocation(sfData, seqPointInfo, out location));
}
public bool TryResolveLocation (StackFrameData sfData, SeqPointInfo seqPointInfo)
{
if (!assembly.MainModule.HasSymbols)
return false;
TypeDefinition type = null;
var nested = sfData.TypeFullName.Split ('+');
var types = assembly.MainModule.Types;
foreach (var ntype in nested) {
if (type == null) {
// Use namespace first time.
type = types.FirstOrDefault (t => t.FullName == ntype);
} else {
type = types.FirstOrDefault (t => t.Name == ntype);
}
if (type == null) {
logger.LogWarning ("Could not find type: {0}", ntype);
return false;
}
types = type.NestedTypes;
}
var parensStart = sfData.MethodSignature.IndexOf ('(');
var methodName = sfData.MethodSignature.Substring (0, parensStart).TrimEnd ();
var methodParameters = sfData.MethodSignature.Substring (parensStart);
var method = type.Methods.FirstOrDefault (m => CompareName (m, methodName) && CompareParameters (m.Parameters, methodParameters));
if (method == null) {
logger.LogWarning ("Could not find method: {0}", methodName);
return false;
}
int ilOffset;
if (sfData.IsILOffset) {
ilOffset = sfData.Offset;
} else {
if (seqPointInfo == null)
return false;
ilOffset = seqPointInfo.GetILOffset (method.MetadataToken.ToInt32 (), sfData.MethodIndex, sfData.Offset);
}
if (ilOffset < 0)
return false;
SequencePoint sp = null;
foreach (var instr in method.Body.Instructions) {
if (instr.SequencePoint != null)
sp = instr.SequencePoint;
if (instr.Offset >= ilOffset) {
sfData.SetLocation (sp.Document.Url, sp.StartLine);
return true;
}
}
return false;
}
internal bool TryResolveLocation(StackFrameData sfData, string mvid, string aotid)
{
if (mvid == null)
{
return(false);
}
var assemblyLocProvider = GetOrCreateAssemblyLocationProvider(mvid);
if (assemblyLocProvider == null)
{
return(false);
}
SeqPointInfo seqPointInfo = null;
if (!sfData.IsILOffset && aotid != null)
{
seqPointInfo = GetOrCreateSeqPointInfo(aotid);
}
return(assemblyLocProvider.TryResolveLocation(sfData, seqPointInfo));
}
public bool TryResolveLocation(StackFrameData sfData, SeqPointInfo seqPointInfo, out Location location)
{
var readerParameters = new ReaderParameters {
ReadSymbols = true
};
using (var assembly = AssemblyDefinition.ReadAssembly(assemblyFullPath, readerParameters)) {
if (!assembly.MainModule.HasSymbols)
{
location = default;
return(false);
}
TypeDefinition type = null;
string[] nested;
if (sfData.TypeFullName.IndexOf('/') >= 0)
{
nested = sfData.TypeFullName.Split('/');
}
else
{
nested = sfData.TypeFullName.Split('+');
}
var types = assembly.MainModule.Types;
foreach (var ntype in nested)
{
if (type == null)
{
// Use namespace first time.
type = types.FirstOrDefault(t => t.FullName == ntype);
}
else
{
type = types.FirstOrDefault(t => t.Name == ntype);
}
if (type == null)
{
logger.LogWarning("Could not find type: {0}", ntype);
location = default;
return(false);
}
types = type.NestedTypes;
}
var parensStart = sfData.MethodSignature.IndexOf('(');
var methodName = sfData.MethodSignature.Substring(0, parensStart).TrimEnd();
var methodParameters = sfData.MethodSignature.Substring(parensStart);
var methods = type.Methods.Where(m => CompareName(m, methodName) && CompareParameters(m.Parameters, methodParameters)).ToArray();
if (methods.Length == 0)
{
logger.LogWarning("Could not find method: {0}", methodName);
location = default;
return(false);
}
if (methods.Length > 1)
{
logger.LogWarning("Ambiguous match for method: {0}", sfData.MethodSignature);
location = default;
return(false);
}
var method = methods [0];
int ilOffset;
if (sfData.IsILOffset)
{
ilOffset = sfData.Offset;
}
else
{
if (seqPointInfo == null)
{
location = default;
return(false);
}
ilOffset = seqPointInfo.GetILOffset(method.MetadataToken.ToInt32(), sfData.MethodIndex, sfData.Offset);
}
if (ilOffset < 0)
{
location = default;
return(false);
}
if (!method.DebugInformation.HasSequencePoints)
{
var async_method = GetAsyncStateMachine(method);
if (async_method?.ConstructorArguments?.Count == 1)
{
string state_machine = ((TypeReference)async_method.ConstructorArguments [0].Value).FullName;
return(TryResolveLocation(sfData.Relocate(state_machine, "MoveNext ()"), seqPointInfo, out location));
}
location = default;
return(false);
}
SequencePoint prev = null;
foreach (var sp in method.DebugInformation.SequencePoints.OrderBy(l => l.Offset))
{
if (sp.Offset >= ilOffset)
{
location = new Location(sp.Document.Url, sp.StartLine);
return(true);
}
prev = sp;
}
if (prev != null)
{
location = new Location(prev.Document.Url, prev.StartLine);
return(true);
}
location = default;
return(false);
}
}
public bool TryResolveLocation(StackFrameData sfData, SeqPointInfo seqPointInfo)
{
if (!assembly.MainModule.HasSymbols)
{
return(false);
}
TypeDefinition type = null;
string[] nested;
if (sfData.TypeFullName.IndexOf('/') >= 0)
{
nested = sfData.TypeFullName.Split('/');
}
else
{
nested = sfData.TypeFullName.Split('+');
}
var types = assembly.MainModule.Types;
foreach (var ntype in nested)
{
if (type == null)
{
// Use namespace first time.
type = types.FirstOrDefault(t => t.FullName == ntype);
}
else
{
type = types.FirstOrDefault(t => t.Name == ntype);
}
if (type == null)
{
logger.LogWarning("Could not find type: {0}", ntype);
return(false);
}
types = type.NestedTypes;
}
var parensStart = sfData.MethodSignature.IndexOf('(');
var methodName = sfData.MethodSignature.Substring(0, parensStart).TrimEnd();
var methodParameters = sfData.MethodSignature.Substring(parensStart);
var methods = type.Methods.Where(m => CompareName(m, methodName) && CompareParameters(m.Parameters, methodParameters)).ToArray();
if (methods.Length == 0)
{
logger.LogWarning("Could not find method: {0}", methodName);
return(false);
}
if (methods.Length > 1)
{
logger.LogWarning("Ambiguous match for method: {0}", sfData.MethodSignature);
return(false);
}
var method = methods [0];
int ilOffset;
if (sfData.IsILOffset)
{
ilOffset = sfData.Offset;
}
else
{
if (seqPointInfo == null)
{
return(false);
}
ilOffset = seqPointInfo.GetILOffset(method.MetadataToken.ToInt32(), sfData.MethodIndex, sfData.Offset);
}
if (ilOffset < 0)
{
return(false);
}
if (!method.DebugInformation.HasSequencePoints)
{
return(false);
}
SequencePoint prev = null;
foreach (var sp in method.DebugInformation.SequencePoints.OrderBy(l => l.Offset))
{
if (sp.Offset >= ilOffset)
{
sfData.SetLocation(sp.Document.Url, sp.StartLine);
return(true);
}
prev = sp;
}
if (prev != null)
{
sfData.SetLocation(prev.Document.Url, prev.StartLine);
return(true);
}
return(false);
}
public bool TryResolveLocation (StackFrameData sfData, SeqPointInfo seqPointInfo)
{
if (!assembly.MainModule.HasSymbols)
return false;
TypeDefinition type = null;
string[] nested;
if (sfData.TypeFullName.IndexOf ('/') >= 0)
nested = sfData.TypeFullName.Split ('/');
else
nested = sfData.TypeFullName.Split ('+');
var types = assembly.MainModule.Types;
foreach (var ntype in nested) {
if (type == null) {
// Use namespace first time.
type = types.FirstOrDefault (t => t.FullName == ntype);
} else {
type = types.FirstOrDefault (t => t.Name == ntype);
}
if (type == null) {
logger.LogWarning ("Could not find type: {0}", ntype);
return false;
}
types = type.NestedTypes;
}
var parensStart = sfData.MethodSignature.IndexOf ('(');
var methodName = sfData.MethodSignature.Substring (0, parensStart).TrimEnd ();
var methodParameters = sfData.MethodSignature.Substring (parensStart);
var methods = type.Methods.Where (m => CompareName (m, methodName) && CompareParameters (m.Parameters, methodParameters)).ToArray ();
if (methods.Length == 0) {
logger.LogWarning ("Could not find method: {0}", methodName);
return false;
}
if (methods.Length > 1) {
logger.LogWarning ("Ambiguous match for method: {0}", sfData.MethodSignature);
return false;
}
var method = methods [0];
int ilOffset;
if (sfData.IsILOffset) {
ilOffset = sfData.Offset;
} else {
if (seqPointInfo == null)
return false;
ilOffset = seqPointInfo.GetILOffset (method.MetadataToken.ToInt32 (), sfData.MethodIndex, sfData.Offset);
}
if (ilOffset < 0)
return false;
if (!method.DebugInformation.HasSequencePoints)
return false;
SequencePoint prev = null;
foreach (var sp in method.DebugInformation.SequencePoints.OrderBy (l => l.Offset)) {
if (sp.Offset >= ilOffset) {
sfData.SetLocation (sp.Document.Url, sp.StartLine);
return true;
}
prev = sp;
}
if (prev != null) {
sfData.SetLocation (prev.Document.Url, prev.StartLine);
return true;
}
return false;
}
public bool TryResolveLocation(StackFrameData sfData, SeqPointInfo seqPointInfo)
{
if (!assembly.MainModule.HasSymbols)
{
return(false);
}
TypeDefinition type = null;
var nested = sfData.TypeFullName.Split('+');
var types = assembly.MainModule.Types;
foreach (var ntype in nested)
{
if (type == null)
{
// Use namespace first time.
type = types.FirstOrDefault(t => t.FullName == ntype);
}
else
{
type = types.FirstOrDefault(t => t.Name == ntype);
}
if (type == null)
{
logger.LogWarning("Could not find type: {0}", ntype);
return(false);
}
types = type.NestedTypes;
}
var parensStart = sfData.MethodSignature.IndexOf('(');
var methodName = sfData.MethodSignature.Substring(0, parensStart).TrimEnd();
var methodParameters = sfData.MethodSignature.Substring(parensStart);
var method = type.Methods.FirstOrDefault(m => CompareName(m, methodName) && CompareParameters(m.Parameters, methodParameters));
if (method == null)
{
logger.LogWarning("Could not find method: {0}", methodName);
return(false);
}
int ilOffset;
if (sfData.IsILOffset)
{
ilOffset = sfData.Offset;
}
else
{
if (seqPointInfo == null)
{
return(false);
}
ilOffset = seqPointInfo.GetILOffset(method.MetadataToken.ToInt32(), sfData.MethodIndex, sfData.Offset);
}
if (ilOffset < 0)
{
return(false);
}
SequencePoint sp = null;
foreach (var instr in method.Body.Instructions)
{
if (instr.SequencePoint != null)
{
sp = instr.SequencePoint;
}
if (instr.Offset >= ilOffset)
{
sfData.SetLocation(sp.Document.Url, sp.StartLine);
return(true);
}
}
return(false);
}
