[NETFILTER]: Add H.323 conntrack/NAT helper

Signed-off-by: Jing Min Zhao <zhaojignmin@hotmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jing Min Zhao
2006-03-20 23:41:17 -08:00
committed by David S. Miller
parent 30ca3e376e
commit 5e35941d99
10 changed files with 6231 additions and 0 deletions

View File

@@ -29,6 +29,7 @@ union ip_conntrack_expect_proto {
};
/* Add protocol helper include file here */
#include <linux/netfilter_ipv4/ip_conntrack_h323.h>
#include <linux/netfilter_ipv4/ip_conntrack_pptp.h>
#include <linux/netfilter_ipv4/ip_conntrack_amanda.h>
#include <linux/netfilter_ipv4/ip_conntrack_ftp.h>
@@ -37,6 +38,7 @@ union ip_conntrack_expect_proto {
/* per conntrack: application helper private data */
union ip_conntrack_help {
/* insert conntrack helper private data (master) here */
struct ip_ct_h323_master ct_h323_info;
struct ip_ct_pptp_master ct_pptp_info;
struct ip_ct_ftp_master ct_ftp_info;
struct ip_ct_irc_master ct_irc_info;

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@@ -0,0 +1,30 @@
#ifndef _IP_CONNTRACK_H323_H
#define _IP_CONNTRACK_H323_H
#ifdef __KERNEL__
#define RAS_PORT 1719
#define Q931_PORT 1720
#define H323_RTP_CHANNEL_MAX 4 /* Audio, video, FAX and other */
/* This structure exists only once per master */
struct ip_ct_h323_master {
/* Original and NATed Q.931 or H.245 signal ports */
u_int16_t sig_port[IP_CT_DIR_MAX];
/* Original and NATed RTP ports */
u_int16_t rtp_port[H323_RTP_CHANNEL_MAX][IP_CT_DIR_MAX];
union {
/* RAS connection timeout */
u_int32_t timeout;
/* Next TPKT length (for separate TPKT header and data) */
u_int16_t tpkt_len[IP_CT_DIR_MAX];
};
};
#endif
#endif