diff options
Diffstat (limited to 'contrib/ipfilter/FreeBSD/ip_input.c.diffs')
-rw-r--r-- | contrib/ipfilter/FreeBSD/ip_input.c.diffs | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/contrib/ipfilter/FreeBSD/ip_input.c.diffs b/contrib/ipfilter/FreeBSD/ip_input.c.diffs deleted file mode 100644 index a70be89..0000000 --- a/contrib/ipfilter/FreeBSD/ip_input.c.diffs +++ /dev/null @@ -1,88 +0,0 @@ -*** /sys/netinet/ip_input.c.orig Thu Oct 24 22:27:27 1996 ---- /sys/netinet/ip_input.c Tue Feb 18 21:18:19 1997 -*************** -*** 93,98 **** ---- 93,102 ---- - int ipqmaxlen = IFQ_MAXLEN; - struct in_ifaddr *in_ifaddr; /* first inet address */ - struct ifqueue ipintrq; -+ #if defined(IPFILTER_LKM) || defined(IPFILTER) -+ int fr_check __P((struct ip *, int, struct ifnet *, int, struct mbuf **)); -+ int (*fr_checkp) __P((struct ip *, int, struct ifnet *, int, struct mbuf **)); -+ #endif - - struct ipstat ipstat; - struct ipq ipq; -*************** -*** 219,226 **** - } - ip = mtod(m, struct ip *); - } -! ip->ip_sum = in_cksum(m, hlen); -! if (ip->ip_sum) { - ipstat.ips_badsum++; - goto bad; - } ---- 223,229 ---- - } - ip = mtod(m, struct ip *); - } -! if (in_cksum(m, hlen)) { - ipstat.ips_badsum++; - goto bad; - } -*************** -*** 267,272 **** ---- 270,288 ---- - goto next; - } - -+ #if defined(IPFILTER) || defined(IPFILTER_LKM) -+ /* -+ * Check if we want to allow this packet to be processed. -+ * Consider it to be bad if not. -+ */ -+ if (fr_checkp) { -+ struct mbuf *m1 = m; -+ -+ if ((*fr_checkp)(ip, hlen, m->m_pkthdr.rcvif, 0, &m1) || !m1) -+ goto next; -+ ip = mtod(m = m1, struct ip *); -+ } -+ #endif - /* - * Process options and, if not destined for us, - * ship it on. ip_dooptions returns 1 when an -*************** -*** 527,532 **** ---- 533,540 ---- - * if they are completely covered, dequeue them. - */ - while (q != (struct ipasfrag *)fp && ip->ip_off + ip->ip_len > q->ip_off) { -+ struct mbuf *m0; -+ - i = (ip->ip_off + ip->ip_len) - q->ip_off; - if (i < q->ip_len) { - q->ip_len -= i; -*************** -*** 526,534 **** - m_adj(dtom(q), i); - break; - } - q = q->ipf_next; -- m_freem(dtom(q->ipf_prev)); - ip_deq(q->ipf_prev); - } - - insert: ---- 542,551 ---- - m_adj(dtom(q), i); - break; - } -+ m0 = dtom(q); - q = q->ipf_next; - ip_deq(q->ipf_prev); -+ m_freem(m0); - } - - insert: |