qdev: remove baked in notion of aliases (v2)
[qemu.git] / net / queue.h
1 /*
2 * Copyright (c) 2003-2008 Fabrice Bellard
3 * Copyright (c) 2009 Red Hat, Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to deal
7 * in the Software without restriction, including without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 * copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 * THE SOFTWARE.
22 */
23
24 #ifndef QEMU_NET_QUEUE_H
25 #define QEMU_NET_QUEUE_H
26
27 #include "qemu-common.h"
28
29 typedef struct NetPacket NetPacket;
30 typedef struct NetQueue NetQueue;
31
32 typedef void (NetPacketSent) (VLANClientState *sender, ssize_t ret);
33
34 typedef ssize_t (NetPacketDeliver) (VLANClientState *sender,
35 unsigned flags,
36 const uint8_t *buf,
37 size_t size,
38 void *opaque);
39
40 typedef ssize_t (NetPacketDeliverIOV) (VLANClientState *sender,
41 unsigned flags,
42 const struct iovec *iov,
43 int iovcnt,
44 void *opaque);
45
46 #define QEMU_NET_PACKET_FLAG_NONE 0
47 #define QEMU_NET_PACKET_FLAG_RAW (1<<0)
48
49 NetQueue *qemu_new_net_queue(NetPacketDeliver *deliver,
50 NetPacketDeliverIOV *deliver_iov,
51 void *opaque);
52 void qemu_del_net_queue(NetQueue *queue);
53
54 ssize_t qemu_net_queue_send(NetQueue *queue,
55 VLANClientState *sender,
56 unsigned flags,
57 const uint8_t *data,
58 size_t size,
59 NetPacketSent *sent_cb);
60
61 ssize_t qemu_net_queue_send_iov(NetQueue *queue,
62 VLANClientState *sender,
63 unsigned flags,
64 const struct iovec *iov,
65 int iovcnt,
66 NetPacketSent *sent_cb);
67
68 void qemu_net_queue_purge(NetQueue *queue, VLANClientState *from);
69 void qemu_net_queue_flush(NetQueue *queue);
70
71 #endif /* QEMU_NET_QUEUE_H */