// From hyperdrive:lib/messages.js

message Index {
  required string type = 1;
  optional bytes content = 2;
}

message Stat {
  required uint32 mode = 1;
  optional uint32 uid = 2;
  optional uint32 gid = 3;
  optional uint64 size = 4;
  optional uint64 blocks = 5;
  optional uint64 offset = 6;
  optional uint64 byteOffset = 7;
  optional uint64 mtime = 8;
  optional uint64 ctime = 9;
}