syntax = "proto3"; package hbb; message RegisterPeer { string hbb_addr = 1; } message PeekPeer { string hbb_addr = 1; } message PeekPeerResponse { bytes socket_addr = 1; } message Message { oneof union { RegisterPeer register_peer = 6; PeekPeer peek_peer = 7; PeekPeerResponse peek_peer_response = 8; } }