Function enqueue

src/tscore/llqueue.cc:101–127

}

int
enqueue(LLQ *Q, void *data)
{
  LLQrec *new_val;

  ink_mutex_acquire(&(Q->mux));
  new_val       = static_cast<LLQrec *>(ats_malloc(sizeof(LLQrec)));
  new_val->data = data;
  new_val->next = nullptr;

  if (Q->tail) {
    Q->tail->next = new_val;
  }
  Q->tail = new_val;

  if (Q->head == nullptr) {
    Q->head = Q->tail;
  }

  Q->len++;
  if (Q->len > Q->highwater) {
    Q->highwater = Q->len;
  }
  ink_mutex_release(&(Q->mux));
  ink_sem_post(&(Q->sema));
  return 1;
}

uint64_t
queue_len(LLQ *Q)