From 3f41676a3d7fa81863a402cd1dd100da2a4db310 Mon Sep 17 00:00:00 2001
From: evgeny <evgeny@adaptto.ru>
Date: Thu, 15 Oct 2026 12:18:47 +0200
Subject: [PATCH] Define acknowledged call termination and enable route tracing

---
 src/call/call_priv.h  | 2 ++
 src/call/call_proto.h | 4 ++++
 tests/test_call.c     | 2 +-
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/call/call_priv.h b/src/call/call_priv.h
index 8e8c022a..ed55fc65 100644
--- a/src/call/call_priv.h
+++ b/src/call/call_priv.h
@@ -11,6 +11,8 @@ struct call_session {
     struct ll_entry ll;
     uint64_t call_id, group_id, peer_node_id;
     uint8_t role, state, reason;
+    uint8_t end_subcmd;
+    uint64_t end_started_tb;
     struct call_ctx *ctx;
     struct CONN_MGR_HANDLE *cm_handle;
     void *ring_timer, *invite_timer;
diff --git a/src/call/call_proto.h b/src/call/call_proto.h
index 29ef6898..190eb99a 100644
--- a/src/call/call_proto.h
+++ b/src/call/call_proto.h
@@ -21,6 +21,7 @@ enum {
     CALL_SUBCMD_BUSY    = 0x05,  /* {call_id:8} */
     CALL_SUBCMD_CANCEL  = 0x06,  /* {call_id:8} */
     CALL_SUBCMD_HANGUP  = 0x07,  /* {call_id:8, reason:1} */
+    CALL_SUBCMD_END_ACK = 0x08,  /* {call_id:8}: подтверждение HANGUP/CANCEL/DECLINE */
     CALL_SUBCMD_MEDIA   = 0x10,  /* call_pkt_media + payload[] */
 };
 
@@ -64,6 +65,7 @@ struct call_pkt_decline { uint8_t subcmd; uint64_t call_id; uint8_t reason; };
 struct call_pkt_busy    { uint8_t subcmd; uint64_t call_id; };
 struct call_pkt_cancel  { uint8_t subcmd; uint64_t call_id; };
 struct call_pkt_hangup  { uint8_t subcmd; uint64_t call_id; uint8_t reason; };
+struct call_pkt_end_ack { uint8_t subcmd; uint64_t call_id; };
 
 struct call_pkt_media {
     uint8_t  subcmd;      /* CALL_SUBCMD_MEDIA */
@@ -93,6 +95,8 @@ struct call_pkt_media {
 #define CALL_NO_ROUTE_MAX_STRIKES 20  /* 20 × 300мс ≈ 6с без маршрута → fail-fast CONNECT_FAIL */
 #define CALL_NO_TRAFFIC_TB    200000  /* 20с — нет входящих медиа → HANGUP */
 #define CALL_TEARDOWN_DELAY_TB 5000   /* 500мс — задержка разрыва conn_mgr после завершения */
+#define CALL_END_RETRY_TB      3000   /* 300мс — повтор финальной команды до END_ACK */
+#define CALL_END_TIMEOUT_TB  200000   /* 20с — предел удержания завершённой сессии без END_ACK */
 #define CALL_MAX_TX_FRAMES    750     /* 15с: 10с перебоя + 5с запаса */
 
 #ifdef __cplusplus
diff --git a/tests/test_call.c b/tests/test_call.c
index 421e8c8b..32fece03 100644
--- a/tests/test_call.c
+++ b/tests/test_call.c
@@ -808,7 +808,7 @@ int main(int argc, char** argv) {
     if (getenv("UTUN_TEST_DEBUG")) {
         debug_set_category_level_by_name("call", "trace");
         debug_set_category_level_by_name("bgp", "info");
-        debug_set_category_level_by_name("etcp_route", "info");
+        debug_set_category_level_by_name("etcp_route", "trace");
         debug_set_category_level_by_name("member_sync", "info");
         debug_set_category_level_by_name("chat_sync", "info");
     }