From 23760da53b66d10c96c4f0c66701be1fdcf99845 Mon Sep 17 00:00:00 2001
From: Katharine Chui <katharine.chui@gmail.com>
Date: Thu, 30 Apr 2026 20:17:05 +0200
Subject: [PATCH] do not discard received data during RecvWaitAll when the
 other side closes the socket cleanly

---
 src/Network/VehicleEvent.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Network/VehicleEvent.cpp b/src/Network/VehicleEvent.cpp
index f6038de..60a4bf5 100644
--- a/src/Network/VehicleEvent.cpp
+++ b/src/Network/VehicleEvent.cpp
@@ -82,7 +82,8 @@ int RecvWaitAll(int sockfd, char *buf, int len) {
     while (offset < len) {
         int recv_status = recv(sockfd, &buf[offset], len - offset, MSG_WAITALL);
         if (recv_status == 0) {
-            return 0;
+            // do not discard received data when the other side closes the socket cleanly
+            return offset;
         }
         if (recv_status == -1) {
             return -1;