040000 tree c3c00a87e92ff596942619d7c451cd0d71006106	common
040000 tree 368eabf1e5beb69396a16c562668352e561d44d9	examples
040000 tree d2e9f913430ff0d015b06a6bc2f9796ca2d62460	io
040000 tree 90a98c6243211a345ac3a2fde36077d15de37025	protocol
040000 tree 60a257dac7f60c19c91605b9b92c367cb51ffd1d	registry
040000 tree 9885589f4954c96dbcfd1b4616222d7f23a52e2a	util