fix: close remaining PR 208 security gaps

2026-08-09 11:52:15 +02:00
parent cc143316b2
commit d64666d456
14 changed files with 276 additions and 106 deletions
@@ -109,13 +109,13 @@ bool queue_enqueue_multithreaded(Queue* queue, void* item, mtx_t* mutex, cnd_t*
  return ok;
 }

-bool queue_enqueue_multithreaded_cancel(Queue* queue, void* item, mtx_t* mutex,
-                                        cnd_t* condition_not_empty, cnd_t* condition_not_full,
-                                        const bool* cancelled) {
+bool queue_enqueue_multithreaded_cancel(Queue* queue, void* item, mtx_t* mutex,
+                                        cnd_t* condition_not_empty, cnd_t* condition_not_full,
+                                        const atomic_bool* cancelled) {
  mtx_lock(mutex);
-  while (queue_is_full(queue) && (cancelled == NULL || !*cancelled))
+  while (queue_is_full(queue) && (cancelled == NULL || !atomic_load(cancelled)))
    cnd_wait(condition_not_full, mutex);
-  if (cancelled != NULL && *cancelled) {
+  if (cancelled != NULL && atomic_load(cancelled)) {
    mtx_unlock(mutex);
    return false;
  }