040000 tree 060e03a7179cd2581a714e20fe1e4338a7d9f76a	decoder
040000 tree 8524170ce68463e7fbd02f98f344d3db1631bb02	generic
040000 tree 84b454219759bbf70faf2c5bca7028264718abd7	proto
040000 tree d31cec1efa5ebe73b90a2fc082f8f27482022901	util