예제 #1
0
        public static object GetValue(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.GetDecimalValue(addr, type));

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

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

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

                    default:
                        return(Constants.DontKnowHowToGetValue);
                    }
                }

                if (TypeExtractor.IsPrimitive(typeKind))
                {
                    return(ValueExtractor.PrimitiveValueAsString(addr, type, typeKind));
                }
                if (TypeExtractor.IsObjectReference(typeKind))
                {
                    return(field.GetValue(addr, intr, false));
                }
                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.GetDecimalPAF(addr, field, intr));

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

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

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

                default:
                    return(Constants.DontKnowHowToGetValue);
                }
            }
            if (TypeExtractor.IsPrimitive(fldKind))
            {
                return(ValueExtractor.GetPrimitiveValueObject(addr, field, intr));
            }
            if (TypeExtractor.IsObjectReference(fldKind))
            {
                return(field.GetValue(addr, intr, false));
            }

            return(Constants.DontKnowHowToGetValue);
        }
예제 #2
0
        GetClassValues(ClrHeap heap, ulong addr)
        {
            try
            {
                addr = Utils.RealAddress(addr);
                (ClrType type, ClrElementKind kind, ClrType rtType, ClrElementKind rtKind) = 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, 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                objects        = fldCnt == 0 ? Utils.EmptyArray <object> .Value : new object[fldCnt];
                StructValues[]     structVals     = null;
                StructFieldsInfo[] structFldInfos = 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
                    var fldKind = TypeExtractor.GetElementKind(fldType);
                    if (fldKind == ClrElementKind.Unknown)
                    {
                        objects[i] = null;
                        continue; // nothing to do here, from MDR lib: There is
                                  // a bug in several versions of our debugging layer which causes this.
                    }
                    if (fldType == null || TypeExtractor.IsAmbiguousKind(fldKind))
                    {
                        var fldValObj = fld.GetValue(addr, type.IsValueClass, false);
                        if (fldValObj != null && fldValObj is ulong)
                        {
                            var t = heap.GetObjectType((ulong)fldValObj);
                            if (t != null)
                            {
                                fldType = t;
                                fldKind = TypeExtractor.GetElementKind(t);
                            }
                        }
                    }
                    fldTypes[i] = fldType;
                    fldKinds[i] = fldKind;
                    if (fldKind == ClrElementKind.Unknown)
                    {
                        continue;                                    // nothing to do here, from MDR lib: There is
                    }
                    // a bug in several versions of our debugging layer which causes this.
                    if (TypeExtractor.IsString(fldKind))
                    {
                        objects[i] = fld.GetValue(addr, false, true);
                    }
                    else if (TypeExtractor.IsObjectReference(fldKind))
                    {
                        object obj = fld.GetValue(addr, false, false);
                        if (obj != null && (ulong)obj != Constants.InvalidAddress)
                        {
                            var t = heap.GetObjectType((ulong)obj);
                            if (t != null)
                            {
                                var k = TypeExtractor.GetElementKind(t);
                                fldTypes[i] = t;
                                fldKinds[i] = k;
                            }
                        }

                        objects[i] = obj;
                    }
                    else if (TypeExtractor.IsEnum(fldKind))
                    {
                        objects[i] = ValueExtractor.GetEnumValueObject(addr, fld, false);
                    }
                    else if (fldType.IsPrimitive)
                    {
                        objects[i] = ValueExtractor.GetPrimitiveValueObject(addr, fld, false);
                    }
                    else if (TypeExtractor.IsKnownStruct(fldKind))
                    {
                        switch (TypeExtractor.GetSpecialKind(fldKind))
                        {
                        case ClrElementKind.DateTime:
                            objects[i] = ValueExtractor.GetDateTimePAF(addr, fld, false);
                            break;

                        case ClrElementKind.Guid:
                            objects[i] = ValueExtractor.GetGuid(addr, fld, false);
                            break;

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

                        case ClrElementKind.TimeSpan:
                            objects[i] = ValueExtractor.TimeSpanValue(addr, fldType);
                            break;
                        }
                    }
                    else if (TypeExtractor.IsUnknownStruct(fldKind))
                    {
                        //StructFields sf = StructFields.GetStructFields(fldType);
                        //StructFieldsEx sfx = StructFieldsEx.GetStructFields(sf, fldType);
                        if (structFldInfos == null)
                        {
                            structFldInfos = new StructFieldsInfo[fldCnt];
                        }
                        ulong            saddr = fld.GetAddress(addr, true);
                        StructFieldsInfo sfi   = StructFieldsInfo.GetStructFields(fldType, heap, saddr);
                        structFldInfos[i] = sfi;
                        if (sfi != null)
                        {
                            if (structVals == null)
                            {
                                structVals = new StructValues[fldCnt];
                            }
                            structVals[i] = StructFieldsInfo.GetStructValues(sfi, heap, saddr);
                        }
                    }
                }

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