private object ReadPropertyValue(EventPropertyInfo info, IntPtr dataPtr, out string mapName, ref UInt32 length)
        {
            if (length == 0)
            {
                length = info.LengthPropertyIndex;
            }

            if (info.NonStructTypeValue.MapNameOffset != 0)
            {
                mapName = Marshal.PtrToStringUni(new IntPtr(this._address.ToInt64() + info.NonStructTypeValue.MapNameOffset));
            }
            else
            {
                mapName = string.Empty;
            }

            switch (info.NonStructTypeValue.InType)
            {
                case TdhInType.Null:
                    break;
                case TdhInType.UnicodeString:
                    {
                        string str = Marshal.PtrToStringUni(dataPtr);
                        length = (UInt32)((str.Length + 1) * sizeof(char));
                        return str;
                    }
                case TdhInType.AnsiString:
                    {
                        string str = Marshal.PtrToStringAnsi(dataPtr);
                        length = (UInt32)(str.Length + 1);
                        return str;
                    }
                case TdhInType.Int8:
                    return (sbyte)Marshal.ReadByte(dataPtr);
                case TdhInType.UInt8:
                    return Marshal.ReadByte(dataPtr);
                case TdhInType.Int16:
                    return Marshal.ReadInt16(dataPtr);
                case TdhInType.UInt16:
                    return (UInt16)Marshal.ReadInt16(dataPtr);
                case TdhInType.Int32:
                    return Marshal.ReadInt32(dataPtr);
                case TdhInType.UInt32:
                    return (uint)Marshal.ReadInt32(dataPtr);
                case TdhInType.Int64:
                    return Marshal.ReadInt64(dataPtr);
                case TdhInType.UInt64:
                    return (ulong)Marshal.ReadInt64(dataPtr);
                case TdhInType.Float:
                    Single[] singleArray = new Single[1];
                    Marshal.Copy(dataPtr, singleArray, 0, 1);
                    return singleArray[0];
                //return ReadFloat(dataPtr);
                case TdhInType.Double:
                    return (double)Marshal.ReadInt64(dataPtr);
                case TdhInType.Boolean:
                    return (bool)(Marshal.ReadInt32(dataPtr) != 0);
                case TdhInType.Binary:
                    //length must come specified
                    byte[] data = new byte[length];
                    Marshal.Copy(dataPtr, data, 0, (int)length);
                    return data;
                case TdhInType.Guid:
                    return new Guid(
                           Marshal.ReadInt32(dataPtr),
                           Marshal.ReadInt16(dataPtr, 4),
                           Marshal.ReadInt16(dataPtr, 6),
                           Marshal.ReadByte(dataPtr, 8),
                           Marshal.ReadByte(dataPtr, 9),
                           Marshal.ReadByte(dataPtr, 10),
                           Marshal.ReadByte(dataPtr, 11),
                           Marshal.ReadByte(dataPtr, 12),
                           Marshal.ReadByte(dataPtr, 13),
                           Marshal.ReadByte(dataPtr, 14),
                           Marshal.ReadByte(dataPtr, 15)
                           );
                case TdhInType.Pointer:
                    return Marshal.ReadIntPtr(dataPtr);
                case TdhInType.FileTime:
                    return DateTime.FromFileTimeUtc(Marshal.ReadInt64(dataPtr));
                case TdhInType.SystemTime:
                    return DateTime.FromFileTime(Marshal.ReadInt64(dataPtr));
                case TdhInType.SID:
                    break;
                case TdhInType.HexInt32:
                    return (UInt32)Marshal.ReadInt32(dataPtr);
                case TdhInType.HexInt64:
                    return (UInt64)Marshal.ReadInt64(dataPtr);
                case TdhInType.CountedString:
                    break;
                case TdhInType.CountedAnsiString:
                    break;
                case TdhInType.ReversedCountedString:
                    break;
                case TdhInType.ReversedCountedAnsiString:
                    break;
                case TdhInType.NonNullTerminatedString:
                    break;
                case TdhInType.NonNullTerminatedAnsiString:
                    break;
                case TdhInType.UnicodeChar:
                    break;
                case TdhInType.AnsiChar:
                    break;
                case TdhInType.SizeT:
                    break;
                case TdhInType.HexDump:
                    break;
                case TdhInType.WbemSID:
                    break;
                default:
                    Debugger.Break();
                    break;
            }

            throw new NotSupportedException();
        }
Exemplo n.º 2
0
        private object ReadPropertyValue(EventPropertyInfo info, IntPtr dataPtr, out string mapName, out int length)
        {
            length = info.LengthPropertyIndex;

            if (info.NonStructTypeValue.MapNameOffset != 0) {
                mapName = Marshal.PtrToStringUni(new IntPtr(this._address.ToInt64() + info.NonStructTypeValue.MapNameOffset));
            }
            else {
                mapName = string.Empty;
            }

            switch (info.NonStructTypeValue.InType) {
                case TdhInType.Null:
                    break;
                case TdhInType.UnicodeString: {
                        string str = Marshal.PtrToStringUni(dataPtr);
                        length = (str.Length + 1) * sizeof(char);
                        return str;
                    }
                case TdhInType.AnsiString: {
                        string str = Marshal.PtrToStringAnsi(dataPtr);
                        length = (str.Length + 1);
                        return str;
                    }
                case TdhInType.Int8:
                    return (sbyte)Marshal.ReadByte(dataPtr);
                case TdhInType.UInt8:
                    return Marshal.ReadByte(dataPtr);
                case TdhInType.Int16:
                    return Marshal.ReadInt16(dataPtr);
                case TdhInType.UInt16:
                    return (uint)Marshal.ReadInt16(dataPtr);
                case TdhInType.Int32:
                    return Marshal.ReadInt32(dataPtr);
                case TdhInType.UInt32:
                    return (uint)Marshal.ReadInt32(dataPtr);
                case TdhInType.Int64:
                    return Marshal.ReadInt64(dataPtr);
                case TdhInType.UInt64:
                    return (ulong)Marshal.ReadInt64(dataPtr);
                case TdhInType.Float:
                    break;
                case TdhInType.Double:
                    break;
                case TdhInType.Boolean:
                    return (bool)(Marshal.ReadInt32(dataPtr) != 0);
                case TdhInType.Binary:
                    break;
                case TdhInType.Guid:
                    return new Guid(
                           Marshal.ReadInt32(dataPtr),
                           Marshal.ReadInt16(dataPtr, 4),
                           Marshal.ReadInt16(dataPtr, 6),
                           Marshal.ReadByte(dataPtr, 8),
                           Marshal.ReadByte(dataPtr, 9),
                           Marshal.ReadByte(dataPtr, 10),
                           Marshal.ReadByte(dataPtr, 11),
                           Marshal.ReadByte(dataPtr, 12),
                           Marshal.ReadByte(dataPtr, 13),
                           Marshal.ReadByte(dataPtr, 14),
                           Marshal.ReadByte(dataPtr, 15)
                           );
                case TdhInType.Pointer:
                    break;
                case TdhInType.FileTime:
                    return DateTime.FromFileTime(Marshal.ReadInt64(dataPtr));
                case TdhInType.SystemTime:
                    break;
                case TdhInType.SID:
                    break;
                case TdhInType.HexInt32:
                    break;
                case TdhInType.HexInt64:
                    break;
                case TdhInType.CountedString:
                    break;
                case TdhInType.CountedAnsiString:
                    break;
                case TdhInType.ReversedCountedString:
                    break;
                case TdhInType.ReversedCountedAnsiString:
                    break;
                case TdhInType.NonNullTerminatedString:
                    break;
                case TdhInType.NonNullTerminatedAnsiString:
                    break;
                case TdhInType.UnicodeChar:
                    break;
                case TdhInType.AnsiChar:
                    break;
                case TdhInType.SizeT:
                    break;
                case TdhInType.HexDump:
                    break;
                case TdhInType.WbemSID:
                    break;
                default:
                    Debugger.Break();
                    break;
            }

            throw new NotSupportedException();
        }