#ifndef	RTL_FEATURES_H
#define	RTL_FEATURES_H		1

extern int	rtl_nf_conntrack_threshold;

#if defined(CONFIG_RTL_IPTABLES_FAST_PATH) || defined(CONFIG_RTL_HARDWARE_NAT) || defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
#define IS_CLASSD_ADDR(__ipv4addr__)				((((uint32)(__ipv4addr__)) & 0xf0000000) == 0xe0000000)
#define IS_ALLZERO_ADDR(__ipv4addr__)				((((uint32)(__ipv4addr__)) & 0xffffffff) == 0)
#define IS_BROADCAST_ADDR(__ipv4addr__)			((((uint32)(__ipv4addr__)) & 0xffffffff) == 0xffffffff)
#endif

#if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
struct tcp_state_hash_head
{
	enum tcp_conntrack state;
	
	struct list_head* state_hash;
};
struct udp_state_hash_head
{
	uint8_t state;
	struct list_head* state_hash;
};

#define UDP_UNREPLY (TCP_CONNTRACK_MAX+1)
#define UDP_ASSURED (TCP_CONNTRACK_MAX+2)

struct DROP_PRORITY{
	u_int8_t state;
	u_int16_t  threshold;
};

extern struct tcp_state_hash_head Tcp_State_Hash_Head[];
extern struct udp_state_hash_head Udp_State_Hash_Head[];
extern struct DROP_PRORITY drop_priority[];

enum {
	PROT_ICMP,
	PROT_TCP,
	PROT_UDP,
	PROT_MAX
};
#endif

#if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
#if defined(CONFIG_PROC_FS)
extern unsigned long rtl_gc_overflow_timout;
void gc_overflow_timout_proc_init(void);
#endif
void clean_from_lists(struct nf_conn *ct, struct net *net);
void rtl_death_action(struct nf_conn *ct);
int drop_one_conntrack(const struct nf_conntrack_tuple *orig,const struct nf_conntrack_tuple *repl);
int32 rtl_nf_conn_GC_init(void);
int32 rtl_connGC_addList(struct sk_buff *skb, struct nf_conn *ct);
#endif

#if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
int rtl_fpTimer_update(struct nf_conn *ct);
#endif

void rtl_fpAddConnCache(struct nf_conn *ct, struct sk_buff *skb);

#if defined(CONFIG_RTL_LOCAL_PUBLIC) || defined(CONFIG_RTL_MULTIPLE_WAN) || (defined(CONFIG_NET_SCHED)&&defined(CONFIG_RTL_IPTABLES_FAST_PATH)) || defined(CONFIG_RTL_HW_QOS_SUPPORT) 
extern struct net_device *rtl865x_getWanDev(void );
extern struct net_device *rtl865x_getLanDev(void );
#endif

#if defined (CONFIG_RTL_LOCAL_PUBLIC) || defined(CONFIG_RTL_HW_QOS_SUPPORT)
extern int rtl865x_attainDevType(unsigned char *devName, unsigned int *isLanDev, unsigned int *isWanDev);
#endif

#if defined(CONFIG_RTL_IPTABLES_FAST_PATH) || defined(CONFIG_RTL_HARDWARE_NAT)
/*2007-12-19*/
extern int 	tcp_get_timeouts_by_state(u_int8_t state);
extern unsigned int nf_ct_udp_timeout;
extern unsigned int nf_ct_udp_timeout_stream;
void rtl_check_for_acc(struct nf_conn *ct, unsigned long expires);
void rtl_delConnCache(struct nf_conn *ct);
int32 rtl_connCache_timer_update(struct nf_conn *ct);
#endif

#if defined(CONFIG_RTL_HARDWARE_NAT)
int rtl865x_handle_nat(struct nf_conn *ct, int act, struct sk_buff *skb);
int rtl_hwnat_timer_update(struct nf_conn *ct);
#endif

#if defined(IMPROVE_QOS) && (defined(CONFIG_RTL_IPTABLES_FAST_PATH) || defined(CONFIG_RTL_HARDWARE_NAT))
void rtl_addConnCache(struct nf_conn *ct, struct sk_buff *skb);
#endif

#if defined(CONFIG_RTL_819X)
int32 rtl_nat_init(void);
#endif

#if defined(CONFIG_NET_SCHED)
extern int gQosEnabled;
int32 rtl_qos_init(void);
int32 rtl_qos_cleanup(void);
#endif

#if defined(CONFIG_RTL_FAST_BRIDGE)
int32 rtl_fb_add_br_entry(skb)
#endif

//#define CONFIG_HARDWARE_NAT_DEBUG

#if defined(CONFIG_RTL_HARDWARE_NAT)
#define RTL_MULTIPLE_WAN_NUM		2

typedef struct _rtl_masq_if_struct
{
	unsigned int valid;
	unsigned int ipAddr;
	//struct ipt_entry *masq_entry;
	char ifName[IFNAMSIZ];
}rtl_masq_if;

rtl_masq_if *rtl_get_masq_info_by_devName(const char* name);
#endif

#if	defined(CONFIG_RTL_HARDWARE_NAT )
/*2007-12-19*/
int32 syn_asic_arp(struct neighbour *n, int add);

#if defined(CONFIG_RTL_MULTIPLE_WAN)
int32 rtl_get_ps_arp_mapping(u32 ip,void *arp_entry);
#endif
#endif

#if defined(FAST_PATH_SPI_ENABLED)
extern struct nf_conntrack_l4proto **nf_ct_protos[PF_MAX];
extern unsigned int
	rtl_nf_conntrack_in(struct net *net, unsigned int dataoff, unsigned int hooknum, struct sk_buff *skb);
#endif

#if defined(CONFIG_RTL_HARDWARE_NAT)	
int rtl_flush_extern_ip(void);
int rtl_init_masq_info(void);	
int rtl_check_for_extern_ip(const char *name,
		unsigned int valid_hooks, struct xt_table_info *newinfo,
		void *entry0, unsigned int size,
		unsigned int number, const unsigned int *hook_entries,
		const unsigned int *underflows);
#endif

#if defined(CONFIG_RTL_HARDWARE_NAT)
int rtl865x_handle_nat(struct nf_conn *ct, int act, struct sk_buff *skb);
int32 rtl_update_ip_tables(char *name,  unsigned long event, struct in_ifaddr *ina);
int32 rtl_fn_insert(struct fib_table *tb, struct fib_config *cfg, struct fib_info *fi);
int32 rtl_fn_delete(struct fib_table *tb, struct fib_config *cfg);
int32 rtl_fn_flush(int	 fz_order, int idx, u32 tb_id, u32 fn_key);
int32 rtl_ip_vs_conn_expire_check(struct ip_vs_conn *cp);
int32 rtl_ip_vs_conn_expire_check_delete(struct ip_vs_conn *cp);
int32 rtl_tcp_state_transition_check(struct ip_vs_conn *cp, int direction, const struct sk_buff *skb, struct ip_vs_protocol *pp);
int32 rtl_udp_state_transition_check(struct ip_vs_conn *cp, int direction, const struct sk_buff *skb, struct ip_vs_protocol *pp);
#endif

#if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
extern int	rtl_newGC_session_status_flags;
extern unsigned long rtl_newGC_session_status_time;

#if (HZ==100)
#define	RTL_FP_SESSION_LEVEL3_INTERVAL		(1)
#define	RTL_FP_SESSION_LEVEL1_INTERVAL		(200)	/* 2 second */
#elif (HZ==1000)
#define	RTL_FP_SESSION_LEVEL3_INTERVAL		(10)
#define	RTL_FP_SESSION_LEVEL1_INTERVAL		(2000)	/* 2 second */
#else
#error "Please adjust the parameter according to the HZ"
#endif

#if defined(CONFIG_RTL_8198)
#define	RTL_FP_SESSION_LEVEL3_ALLOW_COUNT	(40)
#else
#define	RTL_FP_SESSION_LEVEL3_ALLOW_COUNT	(16)	
#endif
#define	RTL_FP_SESSION_LEVEL1_RX_WEIGHT		(8)

#define	RTL_FP_SESSION_LEVEL_IDLE				0
#define	RTL_FP_SESSION_LEVEL1					1
#define	RTL_FP_SESSION_LEVEL2					2
#define	RTL_FP_SESSION_LEVEL3					3
//void rtl_fp_mark_invalid(struct nf_conn *ct);
//enum LR_RESULT rtk_refreshOSConnectionTimer(void);
#endif

#endif	/*	RTL_FEATURES_H	*/