From: Vincent Bernat <bernat@luffy.cx>
Date: Sat, 22 Jun 2013 10:15:47 +0000 (+0200)
Subject: bpf: on OpenBSD, invert the filter direction
X-Git-Tag: 0.7.4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=13812178217165eb1acf35fe852b04dd2165bf0c;p=thirdparty%2Flldpd.git

bpf: on OpenBSD, invert the filter direction

From the manual page:

> Sets or gets the status of the `direction filter` flag.  If
> non-zero, packets matching the specified direction (either
> `BPF_DIRECTION_IN` or `BPF_DIRECTION_OUT`) will be ignored.
---

diff --git a/NEWS b/NEWS
index f72f7dba..2315b74c 100644
--- a/NEWS
+++ b/NEWS
@@ -3,6 +3,7 @@ lldpd (0.7.4)
     + Segfault in lldpcli.
     + Memory leak in liblldpctl when using a custom log handler.
     + Fix some unaligned memory accesses.
+    + Fix frame reception on OpenBSD.
   * Features:
     + Allow to configure hold value from lldpcli (and hence the TTL).
     + Allow to configure pattern for valid interfaces from lldpcli.
diff --git a/src/daemon/priv.c b/src/daemon/priv.c
index 2bbde489..db1bda57 100644
--- a/src/daemon/priv.c
+++ b/src/daemon/priv.c
@@ -479,7 +479,7 @@ asroot_iface_init()
 
 	/* Don't see sent packets */
 #ifdef HOST_OS_OPENBSD
-	enable = BPF_DIRECTION_IN;
+	enable = BPF_DIRECTION_OUT;
 	if (ioctl(fd, BIOCSDIRFILT, (caddr_t)&enable) < 0)
 #else
 	enable = 0;