040000 tree dd0b038c3eedc39308cbd2a2c4fa7be2d3bd8ddf	conn
040000 tree 7ed91551cb2b48fc36219591e3aef9855260736d	flowtest
040000 tree bd20e20a547abefb52db0c2af15a9adb3c05756c	manager
040000 tree 082a9b672656f1ca7670959727612b723f12d74e	protocols
100644 blob ef04a002cec9a4631314373166961b9d3ec21368	util.go
100644 blob e407b1eb7eba4492d2be891e347a19d02e8abd6c	util_test.go