040000 tree b254694abfe9cc7e8bdc45339afc11c539291200	authinfo
100644 blob 3896e8cf2b5256d255ac90e049eb9cceb932c01f	common.go
040000 tree 3e72b79823e86675769870117b2deeb50f4b7d20	conn
040000 tree 1379d9141888a5f242bb48c5068e08297ffc40cb	handshaker
040000 tree 50ea7a184943033bf2503388c0b2ba5d9918f63e	proto
040000 tree 5ac1928e425bbd609af62c1046ee9b4b7671b0ca	testutil