From f4276ce2dc89512a3df5612295b82d642cb1f93c Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Wed, 24 Jul 2019 23:15:38 +0900
Subject: [PATCH] Handle preferred address

---
 src/h2load_quic.cc | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/h2load_quic.cc b/src/h2load_quic.cc
index 276bb4c9..44fe0388 100644
--- a/src/h2load_quic.cc
+++ b/src/h2load_quic.cc
@@ -400,6 +400,13 @@ void generate_cid(ngtcp2_cid &dest) {
 }
 } // namespace
 
+namespace {
+int select_preferred_addr(ngtcp2_conn *conn, ngtcp2_addr *dest,
+                          const ngtcp2_preferred_addr *paddr, void *user_data) {
+  return 0;
+}
+} // namespace
+
 namespace {
 ngtcp2_tstamp timestamp(struct ev_loop *loop) {
   return ev_now(loop) * NGTCP2_SECONDS;
@@ -575,7 +582,7 @@ int Client::quic_init(const sockaddr *local_addr, socklen_t local_addrlen,
       nullptr, // remove_connection_id
       nullptr, // update_key
       nullptr, // path_validation
-      nullptr, // select_preferred_address
+      select_preferred_addr,
       h2load::stream_reset,
       nullptr, // extend_max_remote_streams_bidi
       nullptr, // extend_max_remote_streams_uni