Don't destroy tun on SIGHUP

2017-02-10 11:54:19 +00:00
parent bbf1c12f7a
commit 355040f576
3 changed files with 23 additions and 5 deletions
--- a/src/tun.c
+++ b/src/tun.c
@@ -17,6 +17,7 @@
 #define IFF_TUN 0x0001
 #define IFF_NO_PI 0x1000
 #define TUNSETIFF _IOW('T', 202, int)
+#define TUNSETPERSIST _IOW('T', 203, int)
 #endif

 #ifdef __APPLE__
@@ -260,3 +261,9 @@ tun_set_mtu(char *dev_name, int mtu)

    return ret;
 }
+
+int
+tun_set_persist(int fd, int on)
+{
+    return ioctl(fd, TUNSETPERSIST, on);
+}