示例#1
0
            // Moved out of outer switch to have a shorter main method (improves performance)
            static object ReadFieldValueSlow(ReadOnlySpan <byte> span, out int bytesRead)
            {
                var slice = span.Slice(1);

                switch ((char)span[0])
                {
                case 'F':
                    bytesRead = 1 + ReadDictionary(slice, out var dictionary);
                    return(dictionary);

                case 'A':
                    IList arrayResult = ReadArray(slice, out int arrayBytesRead);
                    bytesRead = 1 + arrayBytesRead;
                    return(arrayResult);

                case 'l':
                    bytesRead = 9;
                    return(NetworkOrderDeserializer.ReadInt64(slice));

                case 'i':
                    bytesRead = 5;
                    return(NetworkOrderDeserializer.ReadUInt32(slice));

                case 'D':
                    bytesRead = 6;
                    return(ReadDecimal(slice));

                case 'B':
                    bytesRead = 2;
                    return(span[1]);

                case 'b':
                    bytesRead = 2;
                    return((sbyte)span[1]);

                case 'd':
                    bytesRead = 9;
                    return(NetworkOrderDeserializer.ReadDouble(slice));

                case 'f':
                    bytesRead = 5;
                    return(NetworkOrderDeserializer.ReadSingle(slice));

                case 's':
                    bytesRead = 3;
                    return(NetworkOrderDeserializer.ReadInt16(slice));

                case 'T':
                    bytesRead = 1 + ReadTimestamp(slice, out var timestamp);
                    return(timestamp);

                case 'x':
                    bytesRead = 1 + ReadLongstr(slice, out var binaryTableResult);
                    return(new BinaryTableValue(binaryTableResult));

                default:
                    bytesRead = 0;
                    return(ThrowInvalidTableValue((char)span[0]));
                }
            }
 public void TestSingleDecoding()
 {
     Assert.Equal(1.234f, NetworkOrderDeserializer.ReadSingle(_expectedSingleBytes.AsSpan()));
 }
        public static object ReadFieldValue(ReadOnlyMemory <byte> memory, out int bytesRead)
        {
            bytesRead = 1;
            ReadOnlyMemory <byte> slice = memory.Slice(1);

            switch ((char)memory.Span[0])
            {
            case 'S':
                byte[] result = ReadLongstr(slice);
                bytesRead += result.Length + 4;
                return(result);

            case 'I':
                bytesRead += 4;
                return(NetworkOrderDeserializer.ReadInt32(slice));

            case 'i':
                bytesRead += 4;
                return(NetworkOrderDeserializer.ReadUInt32(slice));

            case 'D':
                bytesRead += 5;
                return(ReadDecimal(slice));

            case 'T':
                bytesRead += 8;
                return(ReadTimestamp(slice));

            case 'F':
                IDictionary <string, object> tableResult = ReadTable(slice, out int tableBytesRead);
                bytesRead += tableBytesRead;
                return(tableResult);

            case 'A':
                IList arrayResult = ReadArray(slice, out int arrayBytesRead);
                bytesRead += arrayBytesRead;
                return(arrayResult);

            case 'B':
                bytesRead += 1;
                return(slice.Span[0]);

            case 'b':
                bytesRead += 1;
                return((sbyte)slice.Span[0]);

            case 'd':
                bytesRead += 8;
                return(NetworkOrderDeserializer.ReadDouble(slice));

            case 'f':
                bytesRead += 4;
                return(NetworkOrderDeserializer.ReadSingle(slice));

            case 'l':
                bytesRead += 8;
                return(NetworkOrderDeserializer.ReadInt64(slice));

            case 's':
                bytesRead += 2;
                return(NetworkOrderDeserializer.ReadInt16(slice));

            case 't':
                bytesRead += 1;
                return(slice.Span[0] != 0);

            case 'x':
                byte[] binaryTableResult = ReadLongstr(slice);
                bytesRead += binaryTableResult.Length + 4;
                return(new BinaryTableValue(binaryTableResult));

            case 'V':
                return(null);

            default:
                throw new SyntaxError($"Unrecognised type in table: {(char)memory.Span[0]}");
            }
        }
示例#4
0
        public static object ReadFieldValue(ReadOnlySpan <byte> span, out int bytesRead)
        {
            bytesRead = 1;
            switch ((char)span[0])
            {
            case 'S':
                bytesRead += ReadLongstr(span.Slice(1), out var bytes);
                return(bytes);

            case 'I':
                bytesRead += 4;
                return(NetworkOrderDeserializer.ReadInt32(span.Slice(1)));

            case 'i':
                bytesRead += 4;
                return(NetworkOrderDeserializer.ReadUInt32(span.Slice(1)));

            case 'D':
                bytesRead += 5;
                return(ReadDecimal(span.Slice(1)));

            case 'T':
                bytesRead += ReadTimestamp(span.Slice(1), out var timestamp);
                return(timestamp);

            case 'F':
                bytesRead += ReadDictionary(span.Slice(1), out var dictionary);
                return(dictionary);

            case 'A':
                IList arrayResult = ReadArray(span.Slice(1), out int arrayBytesRead);
                bytesRead += arrayBytesRead;
                return(arrayResult);

            case 'B':
                bytesRead += 1;
                return(span[1]);

            case 'b':
                bytesRead += 1;
                return((sbyte)span[1]);

            case 'd':
                bytesRead += 8;
                return(NetworkOrderDeserializer.ReadDouble(span.Slice(1)));

            case 'f':
                bytesRead += 4;
                return(NetworkOrderDeserializer.ReadSingle(span.Slice(1)));

            case 'l':
                bytesRead += 8;
                return(NetworkOrderDeserializer.ReadInt64(span.Slice(1)));

            case 's':
                bytesRead += 2;
                return(NetworkOrderDeserializer.ReadInt16(span.Slice(1)));

            case 't':
                bytesRead += 1;
                return(span[1] != 0);

            case 'x':
                bytesRead += ReadLongstr(span.Slice(1), out var binaryTableResult);
                return(new BinaryTableValue(binaryTableResult));

            case 'V':
                return(null);

            default:
                throw new SyntaxErrorException($"Unrecognised type in table: {(char)span[0]}");
            }
        }