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net/queue: introduce NetQueueDeliverFunc

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net/queue.c has logic to send/queue/flush packets but a
qemu_deliver_packet_iov() call is hardcoded. Abstract this
func so that we can use our own deliver function in netfilter.

Signed-off-by: Yang Hongyang <yanghy@cn.fujitsu.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Yang Hongyang
2015-10-07 11:52:17 +08:00
committed by Jason Wang
parent fefe2a78ab
commit 3e033a46a7
3 changed files with 18 additions and 5 deletions
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13
include/net/queue.h
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@ -34,7 +34,18 @@ typedef void (NetPacketSent) (NetClientState *sender, ssize_t ret);
#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_del_net_queue(NetQueue *queue);