2 * Copyright (c) 2008, 2009 Nicira Networks.
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 int n; /* Number of queued packets. */
23 struct ofpbuf *head; /* First queued packet, null if n == 0. */
24 struct ofpbuf *tail; /* Last queued packet, null if n == 0. */
27 void queue_init(struct ovs_queue *);
28 void queue_destroy(struct ovs_queue *);
29 void queue_clear(struct ovs_queue *);
30 void queue_advance_head(struct ovs_queue *, struct ofpbuf *next);
31 void queue_push_tail(struct ovs_queue *, struct ofpbuf *);
32 struct ofpbuf *queue_pop_head(struct ovs_queue *);