Ejemplo n.º 1
0
        /// <summary>
        ///
        /// </summary>
        /// <param name="type"></param>
        /// <param name="field"></param>
        /// <param name="kind"></param>
        /// <param name="heap"></param>
        /// <param name="addr"></param>
        /// <returns></returns>
        public static string GetValueAsString(ClrType type, ClrElementKind typeKind, ClrInstanceField field, ClrElementKind fldKind, ClrHeap heap, ulong addr, bool intr)
        {
            Debug.Assert(!TypeExtractor.IsUnknownStruct(typeKind) && !TypeExtractor.IsUnknownStruct(fldKind));
            if (TypeExtractor.IsAmbiguousKind(fldKind))
            {
                if (TypeExtractor.IsString(typeKind))
                {
                    var faddr = ValueExtractor.ReadUlongAtAddress(addr, heap);
                    return(ValueExtractor.GetStringAtAddress(faddr, heap));
                }

                if (TypeExtractor.IsKnownStruct(fldKind))
                {
                    switch (TypeExtractor.GetSpecialKind(fldKind))
                    {
                    case ClrElementKind.Decimal:
                        return(ValueExtractor.DecimalValueAsString(addr, type, null));

                    case ClrElementKind.DateTime:
                        return(ValueExtractor.DateTimeValueString(addr, type));

                    case ClrElementKind.TimeSpan:
                        return(ValueExtractor.TimeSpanValueAsString(addr, type));

                    case ClrElementKind.Guid:
                        return(ValueExtractor.GuidValue(addr, field));

                    default:
                        return(Constants.DontKnowHowToGetValue);
                    }
                }

                if (TypeExtractor.IsPrimitive(typeKind))
                {
                    return(ValueExtractor.PrimitiveValueAsString(addr, type, typeKind));
                }
                if (TypeExtractor.IsObjectReference(typeKind))
                {
                    var obj = field.GetValue(addr, false, false);
                    if (obj == null || !(obj is ulong))
                    {
                        return(Constants.ZeroAddressStr);
                    }
                    return(Utils.RealAddressString((ulong)obj));
                }
                return(Constants.DontKnowHowToGetValue);
            }
            if (TypeExtractor.IsString(fldKind))
            {
                return(ValueExtractor.GetStringAtAddress(addr, intr, field));
            }
            if (TypeExtractor.IsKnownStruct(fldKind))
            {
                switch (TypeExtractor.GetSpecialKind(fldKind))
                {
                case ClrElementKind.Decimal:
                    return(ValueExtractor.DecimalStringPAF(addr, field, intr));

                case ClrElementKind.DateTime:
                    return(ValueExtractor.GetDateTimeValue(addr, field, intr));

                case ClrElementKind.TimeSpan:
                    return(ValueExtractor.TimeSpanValue(addr, field));

                case ClrElementKind.Guid:
                    return(ValueExtractor.GuidValue(addr, field));

                default:
                    return(Constants.DontKnowHowToGetValue);
                }
            }
            if (TypeExtractor.IsPrimitive(fldKind))
            {
                return(ValueExtractor.PrimitiveValue(addr, field, intr));
            }
            if (TypeExtractor.IsObjectReference(fldKind))
            {
                var obj = field.GetValue(addr, intr, false);
                if (obj == null || !(obj is ulong))
                {
                    return(Constants.ZeroAddressStr);
                }
                return(Utils.RealAddressString((ulong)obj));
            }
            return(Constants.DontKnowHowToGetValue);
        }
Ejemplo n.º 2
0
        GetClassValueStrings(ClrHeap heap, ulong addr)
        {
            try
            {
                addr = Utils.RealAddress(addr);

                (ClrType type, ClrElementKind kind, ClrType rtype, ClrElementKind rkind) = TypeExtractor.GetRealType(heap, addr);
                if (type == null)
                {
                    return("Object Value Error" + Constants.HeavyGreekCrossPadded + "Cannot find an instance." + Constants.HeavyGreekCrossPadded + "Heap cannot get object type at address: " + Utils.RealAddressString(addr), null, ClrElementKind.Unknown, (null, null, null, null));
                }

                var fldCnt   = type.Fields.Count;
                var fldTypes = fldCnt == 0 ? Utils.EmptyArray <ClrType> .Value : new ClrType[fldCnt];
                var fldKinds = fldCnt == 0 ? Utils.EmptyArray <ClrElementKind> .Value : new ClrElementKind[fldCnt];
                var strings  = fldCnt == 0 ? Utils.EmptyArray <string> .Value : new string[fldCnt];
                StructValueStrings[] structVals = null;
                for (int i = 0; i < fldCnt; ++i)
                {
                    var fld     = type.Fields[i];
                    var fldType = fld.Type; // returns ClrElementKind.Unknown if fld.Type is null
                    fldTypes[i] = fldType;
                    var fldKind = TypeExtractor.GetElementKind(fldType);
                    fldKinds[i] = fldKind;
                    if (fldKind == ClrElementKind.Unknown)
                    {
                        strings[i] = Constants.UnknownValue;
                        continue; // nothing to do here, from MDR lib: There is
                                  // a bug in several versions of our debugging layer which causes this.
                    }
                    if (TypeExtractor.IsAmbiguousKind(fldKind))
                    {
                        (ClrType aType, ClrElementKind aKind) = TypeExtractor.GetReferenceFieldRealTypeAndKind(heap, addr, fld);
                        if (aType != null)
                        {
                            fldType     = aType;
                            fldTypes[i] = fldType;
                            fldKind     = aKind;
                            fldKinds[i] = fldKind;
                        }
                    }
                    if (TypeExtractor.IsString(fldKind))
                    {
                        var o = fld.GetValue(addr, false, true);
                        strings[i] = o == null ? Constants.NullValue : o.ToString();
                    }
                    else if (TypeExtractor.IsObjectReference(fldKind))
                    {
                        var obj = fld.GetValue(addr, false, false);
                        strings[i] = obj == null ? Constants.InvalidAddressStr : Utils.RealAddressString((ulong)obj);
                    }
                    else if (TypeExtractor.IsEnum(fldKind))
                    {
                        strings[i] = ValueExtractor.GetEnumString(addr, fld, false);
                    }
                    else if (fldType.IsPrimitive)
                    {
                        strings[i] = ValueExtractor.PrimitiveValue(addr, fld, false);
                    }
                    else if (TypeExtractor.IsKnownStruct(fldKind))
                    {
                        switch (TypeExtractor.GetSpecialKind(fldKind))
                        {
                        case ClrElementKind.DateTime:
                            strings[i] = ValueExtractor.GetDateTimeString(addr, fld, false);
                            break;

                        case ClrElementKind.Guid:
                            strings[i] = ValueExtractor.GuidValueAsString(addr, fldType, false);
                            break;

                        case ClrElementKind.Decimal:
                            strings[i] = ValueExtractor.DecimalStringPAF(addr, fld, false);
                            break;

                        case ClrElementKind.TimeSpan:
                            strings[i] = ValueExtractor.TimeSpanValueAsString(addr, fldType);
                            break;
                        }
                    }
                    else if (TypeExtractor.IsUnknownStruct(fldKind))
                    {
                        StructFields   sf  = StructFields.GetStructFields(fldType);
                        StructFieldsEx sfx = StructFieldsEx.GetStructFields(sf, fldType);
                        sfx.ResetTypes();
                        if (structVals == null)
                        {
                            structVals = new StructValueStrings[fldCnt];
                        }
                        ulong structAddr = fld.GetAddress(addr, false);
                        structVals[i] = StructFieldsEx.GetStructValueStrings(sfx, heap, structAddr);
                    }
                }
                //if (!Utils.SameStrings(fld.Type.Name,fldType.Name))
                //    {
                //        ulong fldAddr = fld.GetAddress(addr, type.IsValueClass);
                //        if (TypeExtractor.IsString(fldKind))
                //        {
                //            var obj = ValueExtractor.GetStringValue(fldType, fldAddr);
                //            strings[i] = obj == null ? Constants.NullValue : (string)obj;
                //        }
                //        else if (TypeExtractor.IsObjectReference(fldKind))
                //        {
                //            var obj = fld.GetValue(addr, false, false);
                //            strings[i] = obj == null ? Constants.InvalidAddressStr : Utils.RealAddressString((ulong)obj);
                //        }
                //        else if (TypeExtractor.IsEnum(fldKind))
                //        {
                //            long intVal;
                //            strings[i] = ValueExtractor.GetEnumValueString(fldAddr, fldType, out intVal);
                //        }
                //        else if (fldType.IsPrimitive)
                //        {
                //            var obj = fld.Type.GetValue(fldAddr);
                //            strings[i] = ValueExtractor.PrimitiveValue(obj, fldKind);
                //        }
                //        else if (TypeExtractor.IsKnownStruct(fldKind))
                //        {
                //            switch (TypeExtractor.GetSpecialKind(fldKind))
                //            {
                //                case ClrElementKind.DateTime:
                //                    strings[i] = ValueExtractor.DateTimeValueString(fldAddr, fldType, null);
                //                    break;
                //                case ClrElementKind.Guid:
                //                    strings[i] = ValueExtractor.GuidValueAsString(fldAddr, fldType);
                //                    break;
                //                case ClrElementKind.Decimal:
                //                    strings[i] = ValueExtractor.DecimalValueAsString(fldAddr, fldType,null);
                //                    break;
                //                case ClrElementKind.TimeSpan:
                //                    strings[i] = ValueExtractor.TimeSpanValueAsString(fldAddr, fldType);
                //                    break;
                //            }
                //        }
                //        else if (TypeExtractor.IsUnknownStruct(fldKind))
                //        {
                //            StructFields sf = StructFields.GetStructFields(fldType);
                //            StructFieldsEx sfx = StructFieldsEx.GetStructFields(sf, fldType);
                //            sfx.ResetTypes();
                //            if (structVals == null) structVals = new StructValueStrings[fldCnt];
                //            ulong structAddr = fld.GetAddress(addr, false);
                //            structVals[i] = StructFieldsEx.GetStructValueStrings(sfx, heap, structAddr);
                //        }

                //        continue;


                return(null, type, kind, (fldTypes, fldKinds, strings, structVals));
            }
            catch (Exception ex)
            {
                return(Utils.GetExceptionErrorString(ex), null, ClrElementKind.Unknown, (null, null, null, null));
            }
        }