1 files changed, 67 insertions, 0 deletions
diff --git a/FreeBSD-2.2/ip_output.c.diffs b/FreeBSD-2.2/ip_output.c.diffs
new file mode 100644
index 0000000..ff5ae0a
--- /dev/null
+++ b/FreeBSD-2.2/ip_output.c.diffs
@@ -0,0 +1,67 @@
+*** /sys/netinet/ip_output.c.orig	Sat May 24 14:07:24 1997
+--- /sys/netinet/ip_output.c	Sat May 24 15:00:29 1997
+***************
+*** 67,72 ****
+--- 67,76 ----
+  #else
+  #undef COMPAT_IPFW
+  #endif
++ #if defined(IPFILTER_LKM) || defined(IPFILTER)
++ extern	int	(*fr_checkp) __P((struct ip *, int, struct ifnet *, int, struct mbuf **));
++ #endif
++ 
+  
+  u_short ip_id;
+  
+***************
+*** 75,81 ****
+  	__P((struct ifnet *, struct mbuf *, struct sockaddr_in *));
+  static int	ip_getmoptions
+  	__P((int, struct ip_moptions *, struct mbuf **));
+! static int	ip_optcopy __P((struct ip *, struct ip *));
+  static int	ip_pcbopts __P((struct mbuf **, struct mbuf *));
+  static int	ip_setmoptions
+  	__P((int, struct ip_moptions **, struct mbuf *));
+--- 79,85 ----
+  	__P((struct ifnet *, struct mbuf *, struct sockaddr_in *));
+  static int	ip_getmoptions
+  	__P((int, struct ip_moptions *, struct mbuf **));
+! int	ip_optcopy __P((struct ip *, struct ip *));
+  static int	ip_pcbopts __P((struct mbuf **, struct mbuf *));
+  static int	ip_setmoptions
+  	__P((int, struct ip_moptions **, struct mbuf *));
+***************
+*** 338,343 ****
+--- 342,356 ----
+  	 * - Wrap: fake packet's addr/port <unimpl.>
+  	 * - Encapsulate: put it in another IP and send out. <unimp.>
+  	 */ 
++ #if defined(IPFILTER_LKM) || defined(IPFILTER)
++ 	if (fr_checkp) {
++ 		struct mbuf *m1 = m;
++ 
++ 		if ((error = (*fr_checkp)(ip, hlen, ifp, 1, &m1)) || !m1)
++ 			goto done;
++ 		ip = mtod(m = m1, struct ip *);
++ 	}
++ #endif
+  
+  #ifdef COMPAT_IPFW
+          if (ip_nat_ptr && !(*ip_nat_ptr)(&ip, &m, ifp, IP_NAT_OUT)) {
+***************
+*** 559,565 ****
+   * Copy options from ip to jp,
+   * omitting those not copied during fragmentation.
+   */
+! static int
+  ip_optcopy(ip, jp)
+  	struct ip *ip, *jp;
+  {
+--- 574,580 ----
+   * Copy options from ip to jp,
+   * omitting those not copied during fragmentation.
+   */
+! int
+  ip_optcopy(ip, jp)
+  	struct ip *ip, *jp;
+  {