#define QEMU_NET_PACKET_FLAG_NONE 0
#define QEMU_NET_PACKET_FLAG_RAW (1<<0)
-NetQueue *qemu_new_net_queue(void *opaque);
+/* Returns:
+ * >0 - success
+ * 0 - queue packet for future redelivery
+ * <0 - failure (discard packet)
+ */
+typedef ssize_t (NetQueueDeliverFunc)(NetClientState *sender,
+ unsigned flags,
+ const struct iovec *iov,
+ int iovcnt,
+ void *opaque);
+
+NetQueue *qemu_new_net_queue(NetQueueDeliverFunc *deliver, void *opaque);
+
+void qemu_net_queue_append_iov(NetQueue *queue,
+ NetClientState *sender,
+ unsigned flags,
+ const struct iovec *iov,
+ int iovcnt,
+ NetPacketSent *sent_cb);
void qemu_del_net_queue(NetQueue *queue);