[+] add flag for state cids_blocked has been sent

alibaba · Jan 28, 2025 · 1980c17 · 1980c17
1 parent 0c381d4
commit 1980c17
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/src/transport/xqc_cid.h b/src/transport/xqc_cid.h
@@ -50,6 +50,7 @@ typedef struct xqc_cid_set_inner_s {
     };
     xqc_cid_set_state_t set_state;
     uint32_t            acked_unused;
+    uint32_t            cids_blocked_sent;
 } xqc_cid_set_inner_t;
 
 typedef struct xqc_cid_set_s {

diff --git a/src/transport/xqc_engine.c b/src/transport/xqc_engine.c
@@ -743,11 +743,12 @@ xqc_engine_process_conn(xqc_connection_t *conn, xqc_usec_t now)
             /* not enough cid for new path id */
             uint64_t path_id = conn->create_path_count;
             xqc_cid_set_inner_t *dcid_inner_set = xqc_get_path_cid_set(&conn->dcid_set, path_id);
-            if (dcid_inner_set && dcid_inner_set->unused_cnt == 0) {
+            if (dcid_inner_set && dcid_inner_set->unused_cnt == 0 && !dcid_inner_set->cids_blocked_sent) {
                 rc = xqc_write_path_cids_blocked_to_packet(conn, path_id);
                 if (rc) {
                     xqc_log(conn->log, XQC_LOG_WARN, "|xqc_write_path_cids_blocked_to_packet error|ret:%ui|", ret);
                 }
+                dcid_inner_set->cids_blocked_sent = 1;
             }
         }