bool TryFormatKeyValuePair(DbgDotNetValue value)
{
var info = KeyValuePairTypeUtils.TryGetFields(value.Type);
if ((object)info.keyField == null)
{
return(false);
}
var runtime = context.Runtime.GetDotNetRuntime();
DbgDotNetValueResult keyResult = default, valueResult = default;
public DynamicViewMembersValueNodeProvider(DbgDotNetValueNodeProviderFactory valueNodeProviderFactory, LanguageValueNodeFactory valueNodeFactory, DbgDotNetValue instanceValue, DmdType expectedType, string valueExpression, DmdAppDomain appDomain, DbgValueNodeEvaluationOptions evalOptions)
: base(valueNodeFactory, dynamicViewName, valueExpression + ", " + PredefinedFormatSpecifiers.DynamicView, default, evalOptions)
{
this.valueNodeProviderFactory = valueNodeProviderFactory;
this.instanceValue = instanceValue;
this.expectedType = expectedType;
this.valueExpression = valueExpression;
this.appDomain = appDomain;
dynamicViewProxyExpression = string.Empty;
}
internal bool StoreInstanceField(DbgDotNetValue objValue, DmdFieldInfo field, object value)
{
var error = runtime.StoreField(context, frame, objValue, field, value, cancellationToken);
if (error != null)
{
throw new InterpreterMessageException(error);
}
return(true);
}
public ResultsViewMembersValueNodeProvider(DbgDotNetValueNodeProviderFactory valueNodeProviderFactory, LanguageValueNodeFactory valueNodeFactory, DmdType enumerableType, DbgDotNetValue instanceValue, DmdType expectedType, string valueExpression, DbgValueNodeEvaluationOptions evalOptions)
: base(valueNodeFactory, resultsViewName, valueExpression + ", " + PredefinedFormatSpecifiers.ResultsView, default, evalOptions)
{
this.valueNodeProviderFactory = valueNodeProviderFactory;
this.enumerableType = enumerableType;
this.instanceValue = instanceValue;
this.expectedType = expectedType;
this.valueExpression = valueExpression;
resultsViewProxyExpression = string.Empty;
}
internal ILValue CreateILValue(DbgDotNetValue value) {
try {
Debug.Assert(value != null);
valuesToDispose.Add(value);
return CreateILValueCore(value);
}
catch {
value.Dispose();
throw;
}
}
internal ILValue CreateILValue(DbgDotNetValue value)
{
try {
valuesToDispose.Add(value);
return(CreateILValueCore(value));
}
catch {
value.Dispose();
throw;
}
}
public override ulong GetChildCount(DbgEvaluationInfo evalInfo)
{
if (!initialized)
{
initialized = true;
// Fails if it's not supported by the runtime
derefValue = value.LoadIndirect().Value;
Debug.Assert((derefValue == null) == ((evalInfo.Runtime.GetDotNetRuntime().Features & DbgDotNetRuntimeFeatures.NoDereferencePointers) != 0));
}
return(derefValue != null ? 1UL : 0);
}
internal bool StoreIndirect(DbgDotNetValue byRefValue, object value)
{
Debug.Assert(byRefValue.Type.IsByRef);
var error = byRefValue.StoreIndirect(context, frame, value, cancellationToken);
if (error != null)
{
throw new InterpreterMessageException(error);
}
return(true);
}
internal bool StoreIndirect(DbgDotNetValue refValue, object value)
{
Debug.Assert(refValue.Type.IsByRef || refValue.Type.IsPointer);
var error = refValue.StoreIndirect(evalInfo, value);
if (error != null)
{
throw new InterpreterMessageException(error);
}
return(true);
}
internal bool Equals(DbgDotNetValue a, DbgDotNetValue b) {
if (a == b)
return true;
if (a.Type != b.Type)
return false;
var res = runtime.Equals(a, b);
if (res != null)
return res.Value;
return false;
}
internal ILValue LoadReferenceTypeFieldAddress(DbgDotNetValue objValue, DmdFieldInfo field)
{
Debug.Assert(!field.ReflectedType.IsValueType);
var addrValue = runtime.LoadFieldAddress(evalInfo, objValue, field);
if (addrValue != null)
{
Debug.Assert(addrValue.Type.IsByRef);
return(new ByRefILValueImpl(this, RecordValue(addrValue)));
}
return(new ReferenceTypeFieldAddress(this, objValue, field));
}
internal DbgDotNetValue RecordValue(DbgDotNetValue value)
{
try {
cancellationToken.ThrowIfCancellationRequested();
valuesToDispose.Add(value);
return(value);
}
catch {
value.Dispose();
throw;
}
}
internal DbgDotNetValue RecordValue(DbgDotNetValue value)
{
try {
evalInfo.CancellationToken.ThrowIfCancellationRequested();
Debug.Assert(value != null);
valuesToDispose.Add(value);
return(value);
}
catch {
value.Dispose();
throw;
}
}
public void Clear(DbgDotNetValue returnValue)
{
context = null;
frame = null;
cancellationToken = default;
foreach (var v in valuesToDispose)
{
if (v != returnValue)
{
v.Dispose();
}
}
valuesToDispose.Clear();
}
string TryGetExceptionName(DbgDotNetValue exObj)
{
if (exObj == null)
{
return(null);
}
var type = exObj.Type;
if (type.IsConstructedGenericType)
{
type = type.GetGenericTypeDefinition();
}
return(type.FullName);
}
bool Format(DbgDotNetValue value, TypeState typeState, DisplayPart[] displayParts)
{
if (displayParts.Length == 0)
{
return(false);
}
var evaluator = evalInfo.Context.GetDebuggerDisplayAttributeEvaluator();
foreach (var part in displayParts)
{
if ((part.Flags & DisplayPartFlags.EvaluateText) == 0)
{
output.Write(DbgTextColor.DebuggerDisplayAttributeEval, part.Text);
}
else
{
var eeState = typeState.GetExpressionEvaluatorState(evalInfo.Context.Language.ExpressionEvaluator, part.Text);
DbgDotNetEvalResult evalRes = default;
try {
var evalInfo2 = new DbgEvaluationInfo(typeState.TypeContext !, evalInfo.Frame, evalInfo.CancellationToken);
evalRes = evaluator.Evaluate(evalInfo2, value, part.Text, DbgEvaluationOptions.Expression, eeState);
if (evalRes.Error is not null)
{
output.Write(DbgTextColor.Error, "<<<");
output.Write(DbgTextColor.Error, evalRes.Error);
output.Write(DbgTextColor.Error, ">>>");
}
else
{
// Prevent recursive calls
var options = this.options | DbgValueFormatterOptions.NoDebuggerDisplay;
options &= ~DbgValueFormatterOptions.NoStringQuotes;
options = PredefinedFormatSpecifiers.GetValueFormatterOptions(evalRes.FormatSpecifiers, options);
languageFormatter.FormatValue(evalInfo, output, evalRes.Value !, options, cultureInfo);
}
}
finally {
if (evalRes.Value != value)
{
evalRes.Value?.Dispose();
}
}
}
}
return(true);
}
DbgDotNetValueResult CallCore(DbgDotNetValue obj, bool isCallvirt, DmdMethodBase method, ILValue[] arguments)
{
var options = isCallvirt ? DotNetClassHookCallOptions.IsCallvirt : DotNetClassHookCallOptions.None;
foreach (var anyHook in anyClassHooks)
{
var res = anyHook.Call(options, obj, method, arguments);
if (res != null)
{
return(DbgDotNetValueResult.Create(res));
}
}
var type = method.DeclaringType;
if (type.IsConstructedGenericType)
{
type = type.GetGenericTypeDefinition();
}
var typeName = DmdTypeName.Create(type);
if (classHooks.TryGetValue(typeName, out var hook))
{
if (DmdWellKnownTypeUtils.TryGetWellKnownType(typeName, out var wellKnownType))
{
if (type != type.AppDomain.GetWellKnownType(wellKnownType, isOptional: true))
{
hook = null;
}
}
if (hook != null)
{
var res = hook.Call(options, obj, method, arguments);
if (res != null)
{
return(DbgDotNetValueResult.Create(res));
}
}
}
if (!canFuncEval)
{
throw new InterpreterMessageException(PredefinedEvaluationErrorMessages.FuncEvalDisabled);
}
var invokeOptions = isCallvirt ? DbgDotNetInvokeOptions.None : DbgDotNetInvokeOptions.NonVirtual;
return(runtime.Call(evalInfo, obj, method, Convert(arguments, method.GetMethodSignature().GetParameterTypes()), invokeOptions));
}
public override void Clear(DbgDotNetValue returnValue)
{
evalInfo = null;
canFuncEval = false;
foreach (var v in valuesToDispose)
{
if (v != returnValue && argumentsProvider.CanDispose(v) && interpreterLocalsProvider.CanDispose(v))
{
v.Dispose();
}
}
valuesToDispose.Clear();
argumentsProvider.Clear();
interpreterLocalsProvider.Clear();
argumentsProvider = null;
}
public override void Clear(DbgDotNetValue returnValue) {
context = null;
frame = null;
cancellationToken = default;
canFuncEval = false;
foreach (var v in valuesToDispose) {
if (v != returnValue && argumentsProvider.CanDispose(v) && localsProvider.CanDispose(v))
v.Dispose();
}
valuesToDispose.Clear();
argumentsProvider.Clear();
localsProvider.Clear();
argumentsProvider = null;
localsProvider = null;
reflectionAppDomain = null;
}
public void Format(DbgDotNetValue value)
{
if (value is null)
{
throw new ArgumentNullException(nameof(value));
}
evalInfo.CancellationToken.ThrowIfCancellationRequested();
try {
if (recursionCounter++ >= MAX_RECURSION)
{
OutputWrite("???", DbgTextColor.Error);
return;
}
if (TrySimpleFormat(value))
{
return;
}
var type = value.Type;
int tupleArity = TypeFormatterUtils.GetTupleArity(type);
if (tupleArity > 0 && TryFormatTuple(value, tupleArity))
{
return;
}
if (KeyValuePairTypeUtils.IsKeyValuePair(type) && TryFormatKeyValuePair(value, KeyValuePairTypeUtils.TryGetFields(value.Type)))
{
return;
}
if (DictionaryEntryTypeUtils.IsDictionaryEntry(type) && TryFormatKeyValuePair(value, DictionaryEntryTypeUtils.TryGetFields(value.Type)))
{
return;
}
if (TryFormatWithDebuggerAttributes(value))
{
return;
}
if (TryFormatToString(value))
{
return;
}
FormatTypeName(value);
}
finally {
recursionCounter--;
}
}
protected override string InitializeCore(DbgEvaluationContext context, DbgStackFrame frame, CancellationToken cancellationToken)
{
if ((evalOptions & DbgValueNodeEvaluationOptions.NoFuncEval) != 0)
{
return(PredefinedEvaluationErrorMessages.FuncEvalDisabled);
}
var proxyCtor = EnumerableDebugViewHelper.GetEnumerableDebugViewConstructor(enumerableType);
if ((object)proxyCtor == null)
{
var loadState = enumerableType.AppDomain.GetOrCreateData <ForceLoadAssemblyState>();
if (Interlocked.Exchange(ref loadState.Counter, 1) == 0)
{
var loader = new ReflectionAssemblyLoader(context, frame, enumerableType.AppDomain, cancellationToken);
if (loader.TryLoadAssembly(GetRequiredAssemblyFullName(context.Runtime)))
{
proxyCtor = EnumerableDebugViewHelper.GetEnumerableDebugViewConstructor(enumerableType);
}
}
if ((object)proxyCtor == null)
{
var asmFilename = GetRequiredAssemblyFilename(context.Runtime);
var asm = enumerableType.AppDomain.GetAssembly(Path.GetFileNameWithoutExtension(asmFilename));
if (asm == null)
{
return(string.Format(dnSpy_Roslyn_Shared_Resources.SystemCoreDllNotLoaded, asmFilename));
}
return(string.Format(dnSpy_Roslyn_Shared_Resources.TypeDoesNotExistInAssembly, EnumerableDebugViewHelper.GetDebugViewTypeDisplayName(enumerableType), asmFilename));
}
}
var runtime = context.Runtime.GetDotNetRuntime();
var proxyTypeResult = runtime.CreateInstance(context, frame, proxyCtor, new[] { instanceValue }, DbgDotNetInvokeOptions.None, cancellationToken);
if (proxyTypeResult.HasError)
{
return(proxyTypeResult.ErrorMessage);
}
resultsViewProxyExpression = valueNodeProviderFactory.GetNewObjectExpression(proxyCtor, valueExpression);
getResultsViewValue = proxyTypeResult.Value;
valueNodeProviderFactory.GetMemberCollections(getResultsViewValue.Type, evalOptions, out membersCollection, out _);
return(null);
}
protected override string InitializeCore(DbgEvaluationInfo evalInfo)
{
if ((evalOptions & DbgValueNodeEvaluationOptions.NoFuncEval) != 0)
{
return(PredefinedEvaluationErrorMessages.FuncEvalDisabled);
}
var proxyCtor = DynamicMetaObjectProviderDebugViewHelper.GetDynamicMetaObjectProviderDebugViewConstructor(appDomain);
if ((object)proxyCtor == null)
{
var loadState = appDomain.GetOrCreateData <ForceLoadAssemblyState>();
if (Interlocked.Exchange(ref loadState.Counter, 1) == 0)
{
var loader = new ReflectionAssemblyLoader(evalInfo, appDomain);
if (loader.TryLoadAssembly(GetRequiredAssemblyFullName(evalInfo.Runtime)))
{
proxyCtor = DynamicMetaObjectProviderDebugViewHelper.GetDynamicMetaObjectProviderDebugViewConstructor(appDomain);
}
}
if ((object)proxyCtor == null)
{
var asmFilename = GetRequiredAssemblyFilename(evalInfo.Runtime);
var asm = appDomain.GetAssembly(Path.GetFileNameWithoutExtension(asmFilename));
if (asm == null)
{
return(string.Format(dnSpy_Roslyn_Resources.DynamicViewAssemblyNotLoaded, asmFilename));
}
return(string.Format(dnSpy_Roslyn_Resources.TypeDoesNotExistInAssembly, DynamicMetaObjectProviderDebugViewHelper.GetDebugViewTypeDisplayName(), asmFilename));
}
}
var runtime = evalInfo.Runtime.GetDotNetRuntime();
var proxyTypeResult = runtime.CreateInstance(evalInfo, proxyCtor, new[] { instanceValue }, DbgDotNetInvokeOptions.None);
if (proxyTypeResult.HasError)
{
return(proxyTypeResult.ErrorMessage);
}
dynamicViewProxyExpression = valueNodeProviderFactory.GetNewObjectExpression(proxyCtor, valueExpression, expectedType);
getDynamicViewValue = proxyTypeResult.Value;
valueNodeProviderFactory.GetMemberCollections(getDynamicViewValue.Type, evalOptions, out membersCollection, out _);
return(null);
}
public void Clear(DbgDotNetValue returnValue)
{
context = null;
frame = null;
cancellationToken = default;
foreach (var v in valuesToDispose)
{
if (v != returnValue && argumentsProvider.CanDispose(v) && localsProvider.CanDispose(v))
{
v.Dispose();
}
}
valuesToDispose.Clear();
argumentsProvider.Clear();
localsProvider.Clear();
argumentsProvider = null;
localsProvider = null;
}
internal bool Equals(DbgDotNetValue a, DbgDotNetValue b)
{
if (a == b)
{
return(true);
}
if (a.Type != b.Type)
{
return(false);
}
var res = runtime.Equals(a, b);
if (res != null)
{
return(res.Value);
}
return(false);
}
string InitializeEnumerableDebugView(DbgEvaluationInfo evalInfo)
{
var proxyCtor = EnumerableDebugViewHelper.GetEnumerableDebugViewConstructor(enumerableType);
if ((object)proxyCtor == null)
{
var loadState = enumerableType.AppDomain.GetOrCreateData <ForceLoadAssemblyState>();
if (Interlocked.Exchange(ref loadState.Counter, 1) == 0)
{
var loader = new ReflectionAssemblyLoader(evalInfo, enumerableType.AppDomain);
if (loader.TryLoadAssembly(GetRequiredAssemblyFullName(evalInfo.Runtime)))
{
proxyCtor = EnumerableDebugViewHelper.GetEnumerableDebugViewConstructor(enumerableType);
}
}
if ((object)proxyCtor == null)
{
var asmFilename = GetRequiredAssemblyFilename(evalInfo.Runtime);
var asm = enumerableType.AppDomain.GetAssembly(Path.GetFileNameWithoutExtension(asmFilename));
if (asm == null)
{
return(string.Format(dnSpy_Roslyn_Resources.SystemCoreDllNotLoaded, asmFilename));
}
return(string.Format(dnSpy_Roslyn_Resources.TypeDoesNotExistInAssembly, EnumerableDebugViewHelper.GetDebugViewTypeDisplayName(enumerableType), asmFilename));
}
}
var runtime = evalInfo.Runtime.GetDotNetRuntime();
var proxyTypeResult = runtime.CreateInstance(evalInfo, proxyCtor, new[] { instanceValue }, DbgDotNetInvokeOptions.None);
if (proxyTypeResult.HasError)
{
return(proxyTypeResult.ErrorMessage);
}
resultsViewProxyExpression = valueNodeProviderFactory.GetNewObjectExpression(proxyCtor, valueExpression, expectedType);
getResultsViewValue = proxyTypeResult.Value;
valueNodeProviderFactory.GetMemberCollections(getResultsViewValue.Type, evalOptions, out membersCollection, out _);
return(null);
}
bool FormatValue(uint index, bool needSpace)
{
var runtime = evalInfo.Runtime.GetDotNetRuntime();
DbgDotNetValueResult parameterValue = default;
DbgDotNetValue dereferencedValue = null;
try {
parameterValue = runtime.GetParameterValue(evalInfo, index);
if (parameterValue.IsNormalResult)
{
if (needSpace)
{
WriteSpace();
OutputWrite("=", BoxedTextColor.Operator);
WriteSpace();
}
needSpace = true;
var valueFormatter = new CSharpValueFormatter(output, evalInfo, languageFormatter, valueOptions, cultureInfo);
var value = parameterValue.Value;
if (value.Type.IsByRef)
{
value = dereferencedValue = value.LoadIndirect().Value;
}
if (value == null)
{
OutputWrite("???", BoxedTextColor.Error);
}
else
{
valueFormatter.Format(value);
}
}
}
finally {
parameterValue.Value?.Dispose();
dereferencedValue?.Dispose();
}
return(needSpace);
}
bool FormatValue(DbgStackFrame frame, uint index, bool needSpace)
{
var runtime = context.Runtime.GetDotNetRuntime();
DbgDotNetValueResult parameterValue = default;
DbgDotNetValue dereferencedValue = null;
try {
parameterValue = runtime.GetParameterValue(context, frame, index, cancellationToken);
if (parameterValue.IsNormalResult)
{
if (needSpace)
{
WriteSpace();
OutputWrite("=", BoxedTextColor.Operator);
WriteSpace();
}
needSpace = true;
var valueFormatter = new VisualBasicValueFormatter(output, context, frame, languageFormatter, valueOptions, cultureInfo, cancellationToken);
var value = parameterValue.Value;
if (value.Type.IsByRef)
{
value = dereferencedValue = value.LoadIndirect();
}
if (value == null)
{
OutputWrite("???", BoxedTextColor.Error);
}
else
{
valueFormatter.Format(value);
}
}
}
finally {
parameterValue.Value?.Dispose();
dereferencedValue?.Dispose();
}
return(needSpace);
}
DbgDotNetRawValue?ReadField_CorDebug(DbgDotNetValueImpl obj, string fieldName)
{
var field = obj.Type.GetField(fieldName, DmdBindingFlags.Public | DmdBindingFlags.NonPublic | DmdBindingFlags.Instance);
Debug.Assert((object)field != null);
if ((object)field == null)
{
return(null);
}
var dnAppDomain = ((DbgCorDebugInternalAppDomainImpl)obj.Type.AppDomain.GetDebuggerAppDomain().InternalAppDomain).DnAppDomain;
var corFieldDeclType = GetType(dnAppDomain.CorAppDomain, field.DeclaringType);
var objValue = DbgCorDebugInternalRuntimeImpl.TryGetObjectOrPrimitiveValue(obj.TryGetCorValue(), out int hr);
if (objValue == null)
{
return(null);
}
if (objValue.IsObject)
{
// This isn't a generic read-field method, so we won't try to load any classes by calling cctors.
var fieldValue = objValue.GetFieldValue(corFieldDeclType.Class, (uint)field.MetadataToken, out hr);
if (fieldValue == null)
{
return(null);
}
DbgDotNetValue dnValue = null;
try {
dnValue = CreateDotNetValue_CorDebug(fieldValue, field.AppDomain, tryCreateStrongHandle: false);
return(dnValue.GetRawValue());
}
finally {
dnValue?.Dispose();
}
}
return(null);
}
protected override string InitializeCore(DbgEvaluationContext context, DbgStackFrame frame, CancellationToken cancellationToken)
{
if ((evalOptions & DbgValueNodeEvaluationOptions.NoFuncEval) != 0)
{
return(PredefinedEvaluationErrorMessages.FuncEvalDisabled);
}
var proxyCtor = EnumerableDebugViewHelper.GetEnumerableDebugViewConstructor(enumerableType);
if ((object)proxyCtor == null)
{
var loadState = enumerableType.AppDomain.GetOrCreateData <ForceLoadAssemblyState>();
if (Interlocked.Increment(ref loadState.Counter) == 1)
{
var loader = new ReflectionAssemblyLoader(context, frame, enumerableType.AppDomain, cancellationToken);
if (loader.TryLoadAssembly(GetRequiredAssemblyFullName(context.Runtime)))
{
proxyCtor = EnumerableDebugViewHelper.GetEnumerableDebugViewConstructor(enumerableType);
}
}
if ((object)proxyCtor == null)
{
return(string.Format(dnSpy_Roslyn_Shared_Resources.SystemCoreDllNotLoaded, GetRequiredAssemblyFileName(context.Runtime)));
}
}
var runtime = context.Runtime.GetDotNetRuntime();
var proxyTypeResult = runtime.CreateInstance(context, frame, proxyCtor, new[] { instanceValue }, cancellationToken);
if (proxyTypeResult.HasError)
{
return(proxyTypeResult.ErrorMessage);
}
getResultsViewValue = proxyTypeResult.Value;
valueNodeProviderFactory.GetMemberCollections(getResultsViewValue.Type, evalOptions, out membersCollection, out _);
return(null);
}
protected override string InitializeCore(DbgEvaluationContext context, DbgStackFrame frame, CancellationToken cancellationToken)
{
if ((evalOptions & DbgValueNodeEvaluationOptions.NoFuncEval) != 0)
{
return(PredefinedEvaluationErrorMessages.FuncEvalDisabled);
}
var proxyCtor = EnumerableDebugViewHelper.GetEnumerableDebugViewConstructor(enumerableType);
if ((object)proxyCtor == null)
{
var loadState = enumerableType.AppDomain.GetOrCreateData <ForceLoadAssemblyState>();
if (Interlocked.Increment(ref loadState.Counter) == 1)
{
//TODO: Try to force load the assembly
// .NET Framework:
// System.Core, Version=3.5.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
// System.Core, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
// .NET Core:
// v1: System.Linq, Version=4.1.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a
// v2: System.Linq, Version=4.2.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a
}
return(string.Format(dnSpy_Roslyn_Shared_Resources.SystemCoreDllNotLoaded, GetRequiredAssemblyFileName(enumerableType.AppDomain)));
}
var runtime = context.Runtime.GetDotNetRuntime();
var proxyTypeResult = runtime.CreateInstance(context, frame, proxyCtor, new[] { instanceValue }, cancellationToken);
if (proxyTypeResult.HasError)
{
return(proxyTypeResult.ErrorMessage);
}
getResultsViewValue = proxyTypeResult.Value;
valueNodeProviderFactory.GetMemberCollections(getResultsViewValue.Type, evalOptions, out membersCollection, out _);
return(null);
}