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# This patch by Stefan Bethke fixes FreeBSD 8 compatibility
# in topology subnet mode, # and makes sure that the tun interface is
# correctly configured. Contact: stb at lassitu dot de
--- /home/stb/tun.c.orig 2009-08-05 14:25:55.204943408 +0200
+++ tun.c 2009-08-05 17:57:51.886753309 +0200
@@ -863,11 +863,10 @@
else {
if (tt->topology == TOP_SUBNET)
argv_printf (&argv,
- "%s %s %s %s netmask %s mtu %d up",
+ "%s %s %s netmask %s mtu %d up",
IFCONFIG_PATH,
actual,
ifconfig_local,
- ifconfig_local,
ifconfig_remote_netmask,
tun_mtu
);
@@ -1745,14 +1744,19 @@
{
open_tun_generic (dev, dev_type, dev_node, ipv6, true, true, tt);
- if (tt->fd >= 0)
+ if (tt->fd >= 0 && tt->type == DEV_TYPE_TUN)
{
int i = 0;
- /* Disable extended modes */
- ioctl (tt->fd, TUNSLMODE, &i);
+ i = tt->topology == TOP_SUBNET ? IFF_BROADCAST : IFF_POINTOPOINT;
+ i |= IFF_MULTICAST;
+ if (ioctl (tt->fd, TUNSIFMODE, &i) < 0) {
+ msg (M_WARN | M_ERRNO, "ioctl(TUNSIFMODE): %s", strerror(errno));
+ }
i = 1;
- ioctl (tt->fd, TUNSIFHEAD, &i);
+ if (ioctl (tt->fd, TUNSIFHEAD, &i) < 0) {
+ msg (M_WARN | M_ERRNO, "ioctl(TUNSIFHEAD): %s", strerror(errno));
+ }
}
}
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