diff options
| -rw-r--r-- | extensions/ebt_ip.c | 13 | ||||
| -rw-r--r-- | include/ebtables_u.h | 7 |
2 files changed, 15 insertions, 5 deletions
diff --git a/extensions/ebt_ip.c b/extensions/ebt_ip.c index 8e45171..4fac896 100644 --- a/extensions/ebt_ip.c +++ b/extensions/ebt_ip.c @@ -208,18 +208,21 @@ static void final_check(const struct ebt_u_entry *entry, const struct ebt_entry_match *match, const char *name, unsigned int hookmask, unsigned int time) { - struct ebt_ip_info *ipinfo = (struct ebt_ip_info *)match->data; + struct ebt_ip_info *ipinfo = (struct ebt_ip_info *)match->data; if (entry->ethproto != ETH_P_IP || entry->invflags & EBT_IPROTO) { ebt_print_error("For IP filtering the protocol must be " "specified as IPv4"); } else if (ipinfo->bitmask & (EBT_IP_SPORT|EBT_IP_DPORT) && - (!(ipinfo->bitmask & EBT_IP_PROTO) || + (!(ipinfo->bitmask & EBT_IP_PROTO) || ipinfo->invflags & EBT_IP_PROTO || - (ipinfo->protocol!=IPPROTO_TCP && - ipinfo->protocol!=IPPROTO_UDP))) + (ipinfo->protocol!=IPPROTO_TCP && + ipinfo->protocol!=IPPROTO_UDP && + ipinfo->protocol!=IPPROTO_SCTP && + ipinfo->protocol!=IPPROTO_DCCP))) ebt_print_error("For port filtering the IP protocol must be " - "either 6 (tcp) or 17 (udp)"); + "either 6 (tcp), 17 (udp), 33 (dccp) or " + "132 (sctp)"); } static void print(const struct ebt_u_entry *entry, diff --git a/include/ebtables_u.h b/include/ebtables_u.h index d24cf9c..25f3fbb 100644 --- a/include/ebtables_u.h +++ b/include/ebtables_u.h @@ -26,6 +26,13 @@ #include <netinet/in.h> #include <linux/netfilter_bridge/ebtables.h> +#ifndef IPPROTO_SCTP +#define IPPROTO_SCTP 132 +#endif +#ifndef IPPROTO_DCCP +#define IPPROTO_DCCP 33 +#endif + #define EXEC_STYLE_PRG 0 #define EXEC_STYLE_DAEMON 1 |