round trips in trees

1 files changed, 5 insertions, 0 deletions

diff --git a/src/transport/mod.rs b/src/transport/mod.rs
index 85f69f5..e81adfb 100644
--- a/src/transport/mod.rs
+++ b/src/transport/mod.rs
@@ -210,6 +210,11 @@ pub(crate) struct Status {
     /// of the members it has an active session with that answer, sorted. In keepalive STATUSes and
     /// their replies, and when it changed; not in announcements of heads (None).
     pub(crate) reaches: Option<Vec<u64>>,
+    /// The round trip to each member in `reaches`, in its order, as a bucket
+    /// (`swarm::rtt::bucket`): which of a member's possible parents in a writer's tree
+    /// is the faster (`swarm::tree`). With `reaches`; None otherwise.
+    #[serde(with = "serde_bytes")]
+    pub(crate) round_trips: Option<Vec<u8>>,
 }
 
 /// Cheap to clone: large parts are shared (`bytes::Bytes`).