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authorYang Hongyang <yanghy@cn.fujitsu.com>2015-10-07 11:52:17 +0800
committerJason Wang <jasowang@redhat.com>2015-10-12 13:30:07 +0800
commit3e033a46a7e39ea31e15f1b53402df990977115a (patch)
tree9f0188f739cc1fb3b5fa42930f1cd18d755e9315 /include/net/queue.h
parentfefe2a78abde932e0f340b21bded2c86def1d242 (diff)
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net/queue: introduce NetQueueDeliverFunc
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>
Diffstat (limited to 'include/net/queue.h')
-rw-r--r--include/net/queue.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/include/net/queue.h b/include/net/queue.h
index fc02b33..b4a7183 100644
--- a/include/net/queue.h
+++ b/include/net/queue.h
@@ -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);