[Vtun-Commit] CVS: The file 'vtun/vtun.h' has been modified.

[Bishop <mtbishop>]

The following file was modified in vtun:

Name            Old version     New version     Comment
----            -----------     -----------     -------
vtun.h          1.12.2.3        1.12.2.3.4.1    

The accompanying log:

Initial check-in of Delayed UDP (Nat Hack) feature for working with
unpleasant NATs, submitted by Dragos Vingarzan (rfe2636157)


The diff of the modified file(s):

--- vtun.h	7 Jan 2008 22:36:07 -0000	1.12.2.3
+++ vtun.h	3 Mar 2009 04:15:36 -0000	1.12.2.3.4.1
@@ -163,6 +163,17 @@
 #define VTUN_STAT	0x1000
 #define VTUN_PERSIST    0x2000
 
+#ifdef ENABLE_NAT_HACK
+/* Flags for the NAT hack with delayed UDP socket connect */
+#define VTUN_NAT_HACK_CLIENT	0x4000
+#define VTUN_NAT_HACK_SERVER	0x8000
+#define VTUN_NAT_HACK_MASK	(VTUN_NAT_HACK_CLIENT | VTUN_NAT_HACK_SERVER)
+
+#define VTUN_USE_NAT_HACK(host)	((host)->flags & VTUN_NAT_HACK_MASK)
+#else
+#define VTUN_USE_NAT_HACK(host)	0
+#endif
+
 /* Constants and flags for VTun protocol */
 #define VTUN_FRAME_SIZE     2048
 #define VTUN_FRAME_OVERHEAD 100