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added drain method to netdev-tunnel's
author
Giuseppe Lettieri
<g.lettieri@iet.unipi.it>
Thu, 21 Jun 2012 10:35:44 +0000
(12:35 +0200)
committer
Giuseppe Lettieri
<g.lettieri@iet.unipi.it>
Thu, 21 Jun 2012 10:35:44 +0000
(12:35 +0200)
lib/netdev-tunnel.c
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diff --git
a/lib/netdev-tunnel.c
b/lib/netdev-tunnel.c
index
d9c54c3
..
6bbf2cb
100644
(file)
--- a/
lib/netdev-tunnel.c
+++ b/
lib/netdev-tunnel.c
@@
-299,7
+299,22
@@
netdev_tunnel_send_wait(struct netdev *netdev_)
static int
netdev_tunnel_drain(struct netdev *netdev_)
{
- struct netdev_tunnel *netdev = netdev_tunnel_cast(netdev_);
+ struct netdev_dev_tunnel *dev =
+ netdev_dev_tunnel_cast(netdev_get_dev(netdev_));
+ char buffer[128];
+ int error;
+
+ if (!dev->connected)
+ return 0;
+ for (;;) {
+ error = recv(dev->sockfd, buffer, 128, MSG_TRUNC);
+ if (error) {
+ if (error == -EAGAIN)
+ break;
+ else if (error != -EMSGSIZE)
+ return error;
+ }
+ }
return 0;
}