From 37d9f945057d84795b7aab5d052db7356e6d4cc3 Mon Sep 17 00:00:00 2001
From: AskaEth <i@yeij.top>
Date: Sun, 26 Jul 2026 17:57:59 +0800
Subject: [PATCH] fix: test mode forward proper 324-byte Forza-format packet to
 downstream devices

---
 server/telemetry/listener.py | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/server/telemetry/listener.py b/server/telemetry/listener.py
index 31536b7..3f48ac7 100644
--- a/server/telemetry/listener.py
+++ b/server/telemetry/listener.py
@@ -187,7 +187,23 @@ class TelemetryListener:
             ws_manager.push_telemetry(td)
 
             if self.forwarder._sock and self.forwarder._targets:
-                buf = struct.pack("<32s", b"\x01" + b"\x00" * 323)
+                buf = struct.pack("<iI" + "f" * 79 + "H" + "B" * 6 + "b" * 3,
+                    1, int(time.time() * 1000),
+                    max_rpm, 800.0, rpm,
+                    0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
+                    0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
+                    0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
+                    0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
+                    0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
+                    0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
+                    0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
+                    0.0, 0.0, 0.0, speed_kmh / 3.6, 0.0, torque,
+                    0.0, 0.0, 0.0, 0.0, boost, fuel,
+                    0.0, 0.0, best_lap, last_lap, lap_time,
+                    0.0, 0.0, 0.0,
+                    int(phase) % 15,
+                    1, int(throttle * 255), int(brake * 255), 0, 0, gear,
+                    int(steering * 127), 0, 0)
                 self.forwarder.forward(buf)
 
             for cb in self._callbacks: