Author: glebius
Date: Tue Nov 30 16:14:19 2010
New Revision: 216078
URL: http://svn.freebsd.org/changeset/base/216078
Log:
Do not hardcode (20*60), but use current ARP timeout value configured
in kernel.
Modified:
head/usr.sbin/arp/arp.c
Modified: head/usr.sbin/arp/arp.c
==============================================================================
--- head/usr.sbin/arp/arp.c Tue Nov 30 16:04:40 2010 (r216077)
+++ head/usr.sbin/arp/arp.c Tue Nov 30 16:14:19 2010 (r216078)
@@ -320,8 +320,14 @@ set(int argc, char **argv)
while (argc-- > 0) {
if (strncmp(argv[0], "temp", 4) == 0) {
struct timespec tp;
+ int max_age;
+ size_t len = sizeof(max_age);
+
clock_gettime(CLOCK_MONOTONIC, &tp);
- expire_time = tp.tv_sec + 20 * 60;
+ if (sysctlbyname("net.link.ether.inet.max_age",
+ &max_age, &len, NULL, 0) != 0)
+ err(1, "sysctlbyname");
+ expire_time = tp.tv_sec + max_age;
} else if (strncmp(argv[0], "pub", 3) == 0) {
flags |= RTF_ANNOUNCE;
doing_proxy = 1;
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