From 7ddd7a8c51f05287919e9c4e39756f9a52dac99c Mon Sep 17 00:00:00 2001
From: Stephen Hemminger <stephen.hemminger@vyatta.com>
Date: Tue, 8 Jul 2008 22:29:18 -0700
Subject: Set IPv4 TOS value for BGP

Bugfix 2847
Set TOS to internet control for BGP traffic
---
 lib/sockopt.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'lib/sockopt.c')

diff --git a/lib/sockopt.c b/lib/sockopt.c
index 985c3a38..e0027e88 100644
--- a/lib/sockopt.c
+++ b/lib/sockopt.c
@@ -341,6 +341,19 @@ setsockopt_ipv4_ifindex (int sock, int val)
   return ret;
 }
 
+int
+setsockopt_ipv4_tos(int sock, int tos)
+{
+  int ret;
+
+  ret = setsockopt (sock, IPPROTO_IP, IP_TOS, &tos, sizeof (tos));
+  if (ret < 0)
+    zlog_warn ("Can't set IP_TOS option for fd %d to %#x: %s",
+	       sock, tos, safe_strerror(errno));
+  return ret;
+}
+
+
 int
 setsockopt_ifindex (int af, int sock, int val)
 {
-- 
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