Merge dev commit '28668532ed2f97a3883be7e68bced252bd1f99bf' into addFeature

wu_xinjun

2022-03-23 563f7741ad28a6a578b56c98c27f92b3677958bd

1
2
HAND_SHAKE_MAGIC = b"\x01\x09\x08\x09\x01\x00\x02\x02" 
HEADER_MAGIC = b"\x02\x01\x04\x03\x06\x05\x08\x07"