void drawBitmap(Bitmap bitmap, Rect src, Rect dst, Paint paint) Draw the specified bitmap, scaling/translating automatically to fill the destination rectangle. 绘制指定的位图,自动缩放/平移以填充目标矩形。没有返回值。该方法有三个参
官方API文档中只是说获取了一个 port,没有提及这个port是哪一层协议的port rdma_get_src_port retrieves the local port number for an rdma_cm_id (id) which has been bound to a local address. If the id is not bound to a port, the rou