040000 tree 197fcd909c72759aab6d1e32dfc9ba5c570668c7	conn
040000 tree 7ed91551cb2b48fc36219591e3aef9855260736d	flowtest
040000 tree d4fb848ee45928cac62c832d9d3f2503b79718c7	manager
040000 tree 082a9b672656f1ca7670959727612b723f12d74e	protocols
100644 blob ef04a002cec9a4631314373166961b9d3ec21368	util.go
100644 blob e407b1eb7eba4492d2be891e347a19d02e8abd6c	util_test.go