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authorPoul-Henning Kamp <phk@FreeBSD.org>1996-02-23 15:47:58 +0000
committerPoul-Henning Kamp <phk@FreeBSD.org>1996-02-23 15:47:58 +0000
commite7319bab6bd0bb7f1f719c5cbb670d5ed21b3296 (patch)
tree97c7360219d204b89bc15ace01e53279c1509f40 /sys/netinet/ip_input.c
parentb69a06147a085c1b58c89a15d2afc8e8ce5ce6fe (diff)
Notes
Diffstat (limited to 'sys/netinet/ip_input.c')
-rw-r--r--sys/netinet/ip_input.c36
1 files changed, 21 insertions, 15 deletions
diff --git a/sys/netinet/ip_input.c b/sys/netinet/ip_input.c
index 3ce8640e40aa..6d6b464172e7 100644
--- a/sys/netinet/ip_input.c
+++ b/sys/netinet/ip_input.c
@@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)ip_input.c 8.2 (Berkeley) 1/4/94
- * $Id: ip_input.c,v 1.34 1996/01/05 20:46:53 wollman Exp $
+ * $Id: ip_input.c,v 1.35 1996/02/05 20:36:02 wollman Exp $
*/
#include <sys/param.h>
@@ -106,6 +106,24 @@ SYSCTL_INT(_net_inet_ip, IPCTL_DEFMTU, mtu, CTLFLAG_RW,
#endif
/*
+ * The dummy IP-firewall function, and the pointer we access it through
+ */
+static int
+dummy_ip_fw_chk(m, ip, rif, dir)
+ struct mbuf *m;
+ struct ip *ip;
+ struct ifnet *rif;
+ int dir;
+{
+ return 1;
+}
+
+int (*ip_fw_chk_ptr)(struct mbuf *, struct ip *, struct ifnet *, int dir) =
+ dummy_ip_fw_chk;
+
+int (*ip_fw_ctl_ptr)(int, struct mbuf *);
+
+/*
* We need to save the IP options in case a protocol wants to respond
* to an incoming packet over the same route if the packet got here
* using IP source routing. This allows connection establishment and
@@ -248,10 +266,8 @@ ip_input(struct mbuf *m)
* - Encapsulate: put it in another IP and send out. <unimp.>
*/
- if (ip_fw_chk_ptr!=NULL)
- if (!(*ip_fw_chk_ptr)(m,ip,m->m_pkthdr.rcvif,ip_fw_chain) ) {
- return;
- }
+ if (!(*ip_fw_chk_ptr)(m,ip,m->m_pkthdr.rcvif,0))
+ return;
/*
* Process options and, if not destined for us,
@@ -364,16 +380,6 @@ ip_input(struct mbuf *m)
ours:
- /*
- * If packet came to us we count it...
- * This way we count all incoming packets which has
- * not been forwarded...
- * Do not convert ip_len to host byte order when
- * counting,ppl already made it for us before..
- */
- if (ip_acct_cnt_ptr!=NULL)
- (*ip_acct_cnt_ptr)(ip,m->m_pkthdr.rcvif,ip_acct_chain,0);
-
/*
* If offset or IP_MF are set, must reassemble.
* Otherwise, nothing need be done.