Example #1
0
func (rsp *flowResponse) SetLastInfo(lastfid, laststage uint64) int {
	if (rsp.fw.fid == lastfid) && (rsp.f.stage == laststage+1) {
		rsp.header = false
	} else {
		rsp.header = true
	}
	size := 1 + len(rsp.f.data)
	if rsp.header {
		if add, err := xio.SizeOf7BitValue64(rsp.fw.fid); err == nil {
			size += add
		}
		if add, err := xio.SizeOf7BitValue64(rsp.f.stage); err == nil {
			size += add
		}
		if add, err := xio.SizeOf7BitValue64(rsp.f.delta); err == nil {
			size += add
		}
		if len(rsp.fw.signature) != 0 {
			size += 1 + len(rsp.fw.signature)
			if rsp.fr.fid != 0 {
				more := 1
				if add, err := xio.SizeOf7BitValue64(rsp.fr.fid); err == nil {
					more += add
				}
				if add, err := xio.SizeOf7BitValue64(uint64(more)); err == nil {
					size += add
				}
				size += more
			}
		}
		size += 1
	}
	return size
}
Example #2
0
func (rsp *flowAckResponse) SetLastInfo(lastfid, laststage uint64) int {
	size := 0
	if add, err := xio.SizeOf7BitValue64(rsp.fid); err == nil {
		size += add
	}
	if add, err := xio.SizeOf7BitValue64(rsp.cnt); err == nil {
		size += add
	}
	if add, err := rsp.ack.Size(); err != nil {
		size += add
	}
	return size
}
Example #3
0
func (ack *flowAck) Size() (int, error) {
	if add, err := xio.SizeOf7BitValue64(ack.stage); err != nil {
		return 0, err
	} else {
		total := add
		stage := ack.stage
		for e := ack.conts.Front(); e != nil; e = e.Next() {
			r := e.Value.(*flowAckRange)
			if add, err := xio.SizeOf7BitValue64(r.beg - stage - 2); err != nil {
				return 0, err
			} else {
				total += add
			}
			if add, err := xio.SizeOf7BitValue64(r.end - r.beg); err != nil {
				return 0, err
			} else {
				total += add
			}
			stage = r.end
		}
		return total, nil
	}
}
Example #4
0
func (rsp *flowResponse) WriteTo(w *xio.PacketWriter) error {
	flags := rsp.f.flags
	if rsp.header {
		flags |= flagsHeader
	}
	if err := w.Write8(flags); err != nil {
		return err
	}
	if rsp.header {
		if err := w.Write7BitValue64(rsp.fw.fid); err != nil {
			return err
		}
		if err := w.Write7BitValue64(rsp.f.stage); err != nil {
			return err
		}
		if err := w.Write7BitValue64(rsp.f.delta); err != nil {
			return err
		}
		if len(rsp.fw.signature) != 0 {
			if err := w.WriteString8(rsp.fw.signature); err != nil {
				return err
			}
			if rsp.fr.fid != 0 {
				more := 1
				if add, err := xio.SizeOf7BitValue64(rsp.fr.fid); err != nil {
					return err
				} else {
					more += add
				}
				if err := w.Write7BitValue64(uint64(more)); err != nil {
					return err
				}
				if err := w.Write8(0x0a); err != nil {
					return err
				}
				if err := w.Write7BitValue64(rsp.fr.fid); err != nil {
					return err
				}
			}
		}
		if err := w.Write8(0); err != nil {
			return err
		}
	}
	if err := w.WriteBytes(rsp.f.data); err != nil {
		return err
	}
	return nil
}