nf_conntrack_h323_main.c File Reference

#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/ctype.h>
#include <linux/inet.h>
#include <linux/in.h>
#include <linux/ip.h>
#include <linux/slab.h>
#include <linux/udp.h>
#include <linux/tcp.h>
#include <linux/skbuff.h>
#include <net/route.h>
#include <net/ip6_route.h>
#include <net/netfilter/nf_conntrack.h>
#include <net/netfilter/nf_conntrack_core.h>
#include <net/netfilter/nf_conntrack_tuple.h>
#include <net/netfilter/nf_conntrack_expect.h>
#include <net/netfilter/nf_conntrack_ecache.h>
#include <net/netfilter/nf_conntrack_helper.h>
#include <net/netfilter/nf_conntrack_zones.h>
#include <linux/netfilter/nf_conntrack_h323.h>

Go to the source code of this file.

Functions
	module_param (default_rrq_ttl, uint, 0600)
	MODULE_PARM_DESC (default_rrq_ttl,"use this TTL if it's missing in RRQ")
	module_param (gkrouted_only, int, 0600)
	MODULE_PARM_DESC (gkrouted_only,"only accept calls from gatekeeper")
	module_param (callforward_filter, bool, 0600)
	MODULE_PARM_DESC (callforward_filter,"only create call forwarding expectations ""if both endpoints are on different sides ""(determined by routing information)")
int	get_h225_addr (struct nf_conn *ct, unsigned char *data, TransportAddress *taddr, union nf_inet_addr *addr, __be16 *port)
	module_init (nf_conntrack_h323_init)
	module_exit (nf_conntrack_h323_fini)
	EXPORT_SYMBOL_GPL (get_h225_addr)
	EXPORT_SYMBOL_GPL (set_h245_addr_hook)
	EXPORT_SYMBOL_GPL (set_h225_addr_hook)
	EXPORT_SYMBOL_GPL (set_sig_addr_hook)
	EXPORT_SYMBOL_GPL (set_ras_addr_hook)
	EXPORT_SYMBOL_GPL (nat_rtp_rtcp_hook)
	EXPORT_SYMBOL_GPL (nat_t120_hook)
	EXPORT_SYMBOL_GPL (nat_h245_hook)
	EXPORT_SYMBOL_GPL (nat_callforwarding_hook)
	EXPORT_SYMBOL_GPL (nat_q931_hook)
	MODULE_AUTHOR ("Jing Min Zhao <[email protected]>")
	MODULE_DESCRIPTION ("H.323 connection tracking helper")
	MODULE_LICENSE ("GPL")
	MODULE_ALIAS ("ip_conntrack_h323")
	MODULE_ALIAS_NFCT_HELPER ("RAS")
	MODULE_ALIAS_NFCT_HELPER ("Q.931")
	MODULE_ALIAS_NFCT_HELPER ("H.245")

Variables
int(*	set_h245_addr_hook )(struct sk_buff *skb, unsigned int protoff, unsigned char **data, int dataoff, H245_TransportAddress *taddr, union nf_inet_addr *addr, __be16 port) __read_mostly
int(*	set_h225_addr_hook )(struct sk_buff *skb, unsigned int protoff, unsigned char **data, int dataoff, TransportAddress *taddr, union nf_inet_addr *addr, __be16 port) __read_mostly
int(*	set_sig_addr_hook )(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, TransportAddress *taddr, int count) __read_mostly
int(*	set_ras_addr_hook )(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, TransportAddress *taddr, int count) __read_mostly
int(*	nat_rtp_rtcp_hook )(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, int dataoff, H245_TransportAddress *taddr, __be16 port, __be16 rtp_port, struct nf_conntrack_expect *rtp_exp, struct nf_conntrack_expect *rtcp_exp) __read_mostly
int(*	nat_t120_hook )(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, int dataoff, H245_TransportAddress *taddr, __be16 port, struct nf_conntrack_expect *exp) __read_mostly
int(*	nat_h245_hook )(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, int dataoff, TransportAddress *taddr, __be16 port, struct nf_conntrack_expect *exp) __read_mostly
int(*	nat_callforwarding_hook )(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, int dataoff, TransportAddress *taddr, __be16 port, struct nf_conntrack_expect *exp) __read_mostly
int(*	nat_q931_hook )(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, TransportAddress *taddr, int idx, __be16 port, struct nf_conntrack_expect *exp) __read_mostly

Function Documentation

EXPORT_SYMBOL_GPL

(

get_h225_addr

)

EXPORT_SYMBOL_GPL

(

set_h245_addr_hook

)

EXPORT_SYMBOL_GPL

(

set_h225_addr_hook

)

EXPORT_SYMBOL_GPL

(

set_sig_addr_hook

)

EXPORT_SYMBOL_GPL

(

set_ras_addr_hook

)

EXPORT_SYMBOL_GPL

(

nat_rtp_rtcp_hook

)

EXPORT_SYMBOL_GPL

(

nat_t120_hook

)

EXPORT_SYMBOL_GPL

(

nat_h245_hook

)

EXPORT_SYMBOL_GPL

(

nat_callforwarding_hook

)

EXPORT_SYMBOL_GPL

(

nat_q931_hook

)

int get_h225_addr	(	struct nf_conn *	ct,
		unsigned char *	data,
		TransportAddress *	taddr,
		union nf_inet_addr *	addr,
		__be16 *	port
	)

Definition at line 647 of file nf_conntrack_h323_main.c.

MODULE_ALIAS

(

"ip_conntrack_h323"

)

MODULE_ALIAS_NFCT_HELPER

(

"RAS"

)

MODULE_ALIAS_NFCT_HELPER

(

"Q.931"

)

MODULE_ALIAS_NFCT_HELPER

(

"H.245"

)

MODULE_AUTHOR

(

"Jing Min Zhao <[email protected]>"

)

MODULE_DESCRIPTION

(

"H.323 connection tracking helper"

)

module_exit

(

nf_conntrack_h323_fini

)

module_init

(

nf_conntrack_h323_init

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	default_rrq_ttl	,
		uint	,
		0600
	)

module_param	(	gkrouted_only	,
		int	,
		0600
	)

module_param	(	callforward_filter	,
		bool	,
		0600
	)

MODULE_PARM_DESC	(	default_rrq_ttl	,
		"use this TTL if it's missing in RRQ"
	)

MODULE_PARM_DESC	(	gkrouted_only	,
		"only accept calls from gatekeeper"
	)

MODULE_PARM_DESC	(	callforward_filter	,
		"only create call forwarding expectations ""if both endpoints are on different sides ""(determined by routing information)"
	)

Variable Documentation

int(* nat_callforwarding_hook)(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, int dataoff, TransportAddress *taddr, __be16 port, struct nf_conntrack_expect *exp) __read_mostly

Definition at line 95 of file nf_conntrack_h323_main.c.

int(* nat_h245_hook)(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, int dataoff, TransportAddress *taddr, __be16 port, struct nf_conntrack_expect *exp) __read_mostly

Definition at line 88 of file nf_conntrack_h323_main.c.

int(* nat_q931_hook)(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, TransportAddress *taddr, int idx, __be16 port, struct nf_conntrack_expect *exp) __read_mostly

Definition at line 102 of file nf_conntrack_h323_main.c.

int(* nat_rtp_rtcp_hook)(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, int dataoff, H245_TransportAddress *taddr, __be16 port, __be16 rtp_port, struct nf_conntrack_expect *rtp_exp, struct nf_conntrack_expect *rtcp_exp) __read_mostly

Definition at line 72 of file nf_conntrack_h323_main.c.

int(* nat_t120_hook)(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, int dataoff, H245_TransportAddress *taddr, __be16 port, struct nf_conntrack_expect *exp) __read_mostly

Definition at line 81 of file nf_conntrack_h323_main.c.

int(* set_h225_addr_hook)(struct sk_buff *skb, unsigned int protoff, unsigned char **data, int dataoff, TransportAddress *taddr, union nf_inet_addr *addr, __be16 port) __read_mostly

Definition at line 57 of file nf_conntrack_h323_main.c.

int(* set_h245_addr_hook)(struct sk_buff *skb, unsigned int protoff, unsigned char **data, int dataoff, H245_TransportAddress *taddr, union nf_inet_addr *addr, __be16 port) __read_mostly

Definition at line 52 of file nf_conntrack_h323_main.c.

int(* set_ras_addr_hook)(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, TransportAddress *taddr, int count) __read_mostly

Definition at line 67 of file nf_conntrack_h323_main.c.

int(* set_sig_addr_hook)(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned int protoff, unsigned char **data, TransportAddress *taddr, int count) __read_mostly

Definition at line 62 of file nf_conntrack_h323_main.c.