}

// serverOffset returns an offset that can be used to determine
// indices of servers in c.servers when making queries.
// When the rotate option is enabled, this offset increases.
// Otherwise it is always 0.
func (c *dnsConfig) serverOffset() uint32 {
	if c.rotate {
		return atomic.AddUint32(&c.soffset, 1) - 1 // return 0 to start
	}
	return 0

	atyp := typ.ArrayType()
	etyp := atyp.Elem
	offset := baseOffset
	for range atyp.Len {
		switch etyp.Kind() {
		case abi.String:
			seq.stringOffsets = append(seq.stringOffsets, offset)
		case abi.Struct:
			buildStructCloneSeq(etyp, seq, offset)
		case abi.Array:
			buildArrayCloneSeq(etyp, seq, offset)
		}
		offset += etyp.Size()
		align := uintptr(etyp.FieldAlign())
		offset = (offset + align - 1) &^ (align - 1)
	}

      @Override
      public long getLongLittleEndian(byte[] source, int offset) {
        return Longs.fromBytes(
            source[offset + 7],
            source[offset + 6],
            source[offset + 5],
            source[offset + 4],
            source[offset + 3],
            source[offset + 2],
            source[offset + 1],
            source[offset]);
      }

      @Override

      @Override
      public long getLongLittleEndian(byte[] source, int offset) {
        return Longs.fromBytes(
            source[offset + 7],
            source[offset + 6],
            source[offset + 5],
            source[offset + 4],
            source[offset + 3],
            source[offset + 2],
            source[offset + 1],
            source[offset]);
      }

      @Override

                throw throwAsUncheckedException(e);
            }
        }
        if (offset == -1) {
            offset = encoder.getWritePosition();
            if (offset == Integer.MAX_VALUE) {
                throw new IllegalStateException("Unable to write to binary store. "
                        + "The bytes offset has reached a point where using it is unsafe. Please report this error.");
            }
        }

	f.offset += int64(n)
	return n, nil
}

func (f *openMapFile) Seek(offset int64, whence int) (int64, error) {
	switch whence {
	case 0:
		// offset += 0
	case 1:
		offset += f.offset
	case 2:
		offset += int64(len(f.f.Data))
	}
	if offset < 0 || offset > int64(len(f.f.Data)) {
		return 0, &fs.PathError{Op: "seek", Path: f.path, Err: fs.ErrInvalid}
	}
	f.offset = offset

	const (
		min  = 16
		max  = 128
		step = 32
	)

	rangeSize := pr.Size
	// offset should always be smaller than the range size
	if rangeSize <= min {
		return 0
	}

	offset := rangeSize / step
	if offset < min {
		return min
	}
	if offset > max {
		return max
	}
	return int(offset)

	if offset < 0 || length < 0 {
		return -1, errInvalidArgument
	}
	if offset+length > totalLength {
		return -1, errInvalidArgument
	}

	if length == 0 {
		return 0, nil
	}

	reader := newParallelReader(readers, e, offset, totalLength)
	if len(prefer) == len(readers) {

        this.inputStream = inputStream;
        input.setInputStream(inputStream);
        extraSkipped = 0;
    }

    @Override
    protected int maybeReadBytes(byte[] buffer, int offset, int count) {
        return input.read(buffer, offset, count);
    }

    @Override
    protected long maybeSkip(long count) throws IOException {
        // Work around some bugs in Input.skip()

// schema_utils header.
// TODO(b/162392898): remove once all callers are updated to use schema v3a
// functions.

flatbuffers::Offset<OperatorCode> CreateOperatorCode(
    flatbuffers::FlatBufferBuilder &_fbb, BuiltinOperator builtin_code,
    flatbuffers::Offset<flatbuffers::String> custom_code, int32_t version) {
  OperatorCodeBuilder builder_(_fbb);
  builder_.add_version(version);

  int8_t deprecated_builtin_code =