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Diffstat (limited to 'target/linux/realtek/files/net/rtl/features/96C/rtl_ps_hooks.c')
-rw-r--r--target/linux/realtek/files/net/rtl/features/96C/rtl_ps_hooks.c819
1 files changed, 0 insertions, 819 deletions
diff --git a/target/linux/realtek/files/net/rtl/features/96C/rtl_ps_hooks.c b/target/linux/realtek/files/net/rtl/features/96C/rtl_ps_hooks.c
deleted file mode 100644
index 609c349da..000000000
--- a/target/linux/realtek/files/net/rtl/features/96C/rtl_ps_hooks.c
+++ /dev/null
@@ -1,819 +0,0 @@
-#include <linux/types.h>
-#include <linux/netfilter.h>
-#include <linux/module.h>
-#include <linux/skbuff.h>
-#include <linux/moduleparam.h>
-#include <linux/notifier.h>
-#include <linux/kernel.h>
-#include <linux/netdevice.h>
-#include <linux/ip.h>
-#include <linux/tcp.h>
-#include <linux/inetdevice.h>
-
-#include <net/ip_fib.h>
-#include <net/netfilter/nf_nat.h>
-#include <net/netfilter/nf_conntrack.h>
-#include <net/netfilter/nf_conntrack_core.h>
-#include <net/netfilter/nf_nat_protocol.h>
-#include <net/ip_vs.h>
-#include <linux/ip_vs.h>
-
-#include <net/rtl/rtl_types.h>
-#include <net/rtl/fastpath/fastpath_core.h>
-#include <net/rtl/features/rtl_features.h>
-#include <net/rtl/features/rtl_ps_hooks.h>
-
-#ifdef CONFIG_RTL_LAYERED_DRIVER_L3
-#include <net/rtl/rtl865x_ppp.h>
-#include <net/rtl/rtl865x_route_api.h>
-#include <net/rtl/rtl865x_arp_api.h>
-#endif
-
-#if defined(CONFIG_RTL_HW_QOS_SUPPORT) && defined(CONFIG_RTL_HARDWARE_NAT)
-#include <net/rtl/rtl865x_netif.h>
-#include <net/rtl/rtl865x_outputQueue.h>
-#endif
-
-#ifdef CONFIG_BRIDGE
-#include <bridge/br_private.h>
-#endif
-
-#ifdef CONFIG_RTL_HARDWARE_NAT
-//#define CONFIG_HARDWARE_NAT_DEBUG
-#ifdef CONFIG_RTL_LAYERED_DRIVER_L3
-#include <net/rtl/rtl865x_ppp.h>
-#include <net/rtl/rtl865x_route_api.h>
-#endif
-//unsigned int ldst, lmask, wdst, wmask;
-extern int gHwNatEnabled;
-#endif
-
-#ifdef CONFIG_RTL_HARDWARE_NAT
-/*2007-12-19*/
-#ifdef CONFIG_RTL_LAYERED_DRIVER_L3
-#include <net/rtl/rtl865x_ip_api.h>
-#endif
-#ifdef CONFIG_RTL_LAYERED_DRIVER_L4
-#include <net/rtl/rtl865x_nat.h>
-#endif
-extern char masq_if[];
-extern unsigned int hw_napt_ip;
-#endif
-
-#if defined(CONFIG_RTL_IPTABLES_FAST_PATH) && defined(CONFIG_FAST_PATH_MODULE)
-enum LR_RESULT (*FastPath_hook5)( ipaddr_t ip, ether_addr_t* mac, enum ARP_FLAGS flags )=NULL;
-enum LR_RESULT (*FastPath_hook7)( ipaddr_t ip )=NULL;
-enum LR_RESULT (*FastPath_hook8)( ipaddr_t ip, ether_addr_t* mac, enum ARP_FLAGS flags )=NULL;
-EXPORT_SYMBOL(FastPath_hook8);
-EXPORT_SYMBOL(FastPath_hook7);
-EXPORT_SYMBOL(FastPath_hook5);
-#endif
-
-
-int32 rtl_nf_conntrack_in_hooks(rtl_nf_conntrack_inso_s *info)
-{
- #if !defined(IMPROVE_QOS) && defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- rtl_fpAddConnCache(info->ct, info->skb);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_nf_conntrack_death_by_timeout_hooks(rtl_nf_conntrack_inso_s *info)
-{
- int ret;
-
- ret = RTL_PS_HOOKS_CONTINUE;
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH) || defined(CONFIG_RTL_HARDWARE_NAT)
- if (rtl_connCache_timer_update(info->ct)==SUCCESS) {
- ret = RTL_PS_HOOKS_RETURN;
- }
- #endif
-
- return ret;
-}
-
-int32 rtl_nf_conntrack_destroy_hooks(rtl_nf_conntrack_inso_s *info)
-{
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH) || defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_delConnCache(info->ct);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_nf_conntrack_confirm_hooks(rtl_nf_conntrack_inso_s *info)
-{
- #if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
- rtl_connGC_addList(info->skb, info->ct);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_nf_init_conntrack_hooks(rtl_nf_conntrack_inso_s *info)
-{
-
- #if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
- INIT_LIST_HEAD(&info->ct->state_tuple);
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-
-int32 rtl_nf_conntrack_init_hooks(void)
-{
- #if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
- rtl_nf_conn_GC_init();
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_tcp_packet_hooks(rtl_nf_conntrack_inso_s *info)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- if (info->new_state==TCP_CONNTRACK_LAST_ACK) {
- rtl865x_handle_nat(info->ct, 0, NULL);
- }
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_nf_nat_packet_hooks(rtl_nf_conntrack_inso_s *info)
-{
- #if (defined(IMPROVE_QOS) && defined(CONFIG_RTL_IPTABLES_FAST_PATH)) || defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_addConnCache(info->ct, info->skb);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_nat_init_hooks(void)
-{
- rtl_nat_init();
- #if defined(CONFIG_NET_SCHED)
- rtl_qos_init();
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_nat_cleanup_hooks(void)
-{
- #if defined(CONFIG_NET_SCHED)
- rtl_qos_cleanup();
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_fn_hash_insert_hooks(struct fib_table *tb, struct fib_config *cfg, struct fib_info *fi)
-{
-#if defined( CONFIG_RTL_IPTABLES_FAST_PATH)
- #if defined(CONFIG_FAST_PATH_MODULE)
- if(FastPath_hook3!=NULL)
- {
- FastPath_hook3(cfg->fc_dst? cfg->fc_dst: 0, inet_make_mask(cfg->fc_dst_len),cfg->fc_gw ? cfg->fc_gw : 0, (uint8 *)fi->fib_dev->name, RT_NONE);
- }
- #else
- rtk_addRoute(cfg->fc_dst? cfg->fc_dst: 0, inet_make_mask(cfg->fc_dst_len),cfg->fc_gw ? cfg->fc_gw : 0, (uint8 *)fi->fib_dev->name, RT_NONE);
- #endif
-#endif
-
-
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_fn_insert(tb, cfg, fi);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_fn_hash_delete_hooks(struct fib_table *tb, struct fib_config *cfg)
-{
- #if defined(CONFIG_RTK_IPTABLES_FAST_PATH)
- #ifdef CONFIG_FAST_PATH_MODULE
- if(FastPath_hook1!=NULL)
- {
- FastPath_hook1(cfg->fc_dst? cfg->fc_dst : 0, inet_make_mask(cfg->fc_dst_len));
- }
- #else
- rtk_delRoute(cfg->fc_dst? cfg->fc_dst : 0, inet_make_mask(cfg->fc_dst_len));
- #endif
- #endif
-
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_fn_delete(tb, cfg);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-
-int32 rtl_fn_flush_list_hooks(int fz_order, int idx, u32 tb_id, u32 fn_key)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_fn_flush(fz_order, idx, tb_id, fn_key);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_fn_hash_replace_hooks(struct fib_table *tb, struct fib_config *cfg, struct fib_info *fi)
-{
-#if defined( CONFIG_RTL_IPTABLES_FAST_PATH)
- #if defined(CONFIG_FAST_PATH_MODULE)
- if(FastPath_hook2!=NULL)
- {
- FastPath_hook2(cfg->fc_dst? cfg->fc_dst: 0, inet_make_mask(cfg->fc_dst_len),cfg->fc_gw ? cfg->fc_gw : 0, (uint8 *)fi->fib_dev->name, RT_NONE);
- }
- #else
- rtk_modifyRoute(cfg->fc_dst? cfg->fc_dst: 0, inet_make_mask(cfg->fc_dst_len),cfg->fc_gw ? cfg->fc_gw : 0, (uint8 *)fi->fib_dev->name, RT_NONE);
- #endif
-#endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_dev_queue_xmit_hooks(struct sk_buff *skb, struct net_device *dev)
-{
- #if defined( CONFIG_RTL_IPTABLES_FAST_PATH)
- rtl_fp_dev_queue_xmit_check(skb, dev);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_dev_hard_start_xmit_hooks(struct sk_buff *skb, struct net_device *dev, struct netdev_queue *txq)
-{
- #if defined( CONFIG_RTL_IPTABLES_FAST_PATH)
- rtl_fp_dev_hard_start_xmit_check(skb, dev, txq);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_netif_receive_skb_hooks(struct sk_buff *skb)
-{
- int ret;
-
- #if defined(CONFIG_RTL_FAST_BRIDGE)
- if(skb->dev->br_port && (rtl_fast_br_forwarding(skb)==RTL_FAST_BR_SUCCESS)) {
- ret = RTL_PS_HOOKS_RETURN;
- } else
- #endif
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- if (FastPath_Enter(&skb)== NET_RX_DROP) {
- ret = RTL_PS_HOOKS_RETURN;
- } else
- #endif
- {
- ret = RTL_PS_HOOKS_CONTINUE;
- }
-
- return ret;
-}
-
-int32 rtl_br_dev_queue_push_xmit_before_xmit_hooks(struct sk_buff *skb)
-{
- #if defined(CONFIG_RTL_FAST_BRIDGE)
- rtl_fb_add_br_entry(skb);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-
-int32 rtl_neigh_forced_gc_hooks(struct neigh_table *tbl, struct neighbour *n)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- syn_asic_arp(n, 0);
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_neigh_flush_dev_hooks(struct neigh_table *tbl, struct net_device *dev, struct neighbour *n)
-{
- #if (defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)) || defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- if (n->nud_state & NUD_VALID) {
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- syn_asic_arp(n, 0);
- #endif
-
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- #ifdef CONFIG_FAST_PATH_MODULE
- if(FastPath_hook7!=NULL) {
- FastPath_hook7(*(u32*)n->primary_key);
- }
- #else
- rtk_delArp(*(u32*)n->primary_key);
- #endif
- #endif
- }
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_neigh_destroy_hooks(struct neighbour *n)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- syn_asic_arp(n, 0);
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_neigh_connect_hooks(struct neighbour *neigh)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- if (neigh->nud_state & NUD_REACHABLE) {
- syn_asic_arp(neigh, 1);
- }
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_neigh_update_hooks(struct neighbour *neigh, const u8 *lladdr, uint8 old)
-{
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- if (old & NUD_VALID) {
- #ifdef CONFIG_FAST_PATH_MODULE
- if(FastPath_hook8!=NULL) {
- FastPath_hook8(*(u32*)neigh->primary_key, (ether_addr_t*)lladdr, ARP_NONE);
- }
- #else
- rtk_modifyArp(*(u32*)neigh->primary_key, (ether_addr_t*)lladdr, ARP_NONE);
- #endif
- }
- #endif
-
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- syn_asic_arp(neigh, 1);
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_neigh_update_post_hooks(struct neighbour *neigh, const u8 *lladdr, uint8 old)
-{
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- if ((neigh->nud_state & NUD_VALID) && !(old & NUD_VALID)) {
- #if defined(CONFIG_FAST_PATH_MODULE)
- if(FastPath_hook5!=NULL)
- {
- FastPath_hook5(*(u32*)neigh->primary_key, (ether_addr_t*)neigh->ha, ARP_NONE);
- }
- #else
- rtk_addArp(*(u32*)neigh->primary_key, (ether_addr_t*)neigh->ha, ARP_NONE);
- #endif
- } else if ((old & NUD_VALID) && !(neigh->nud_state & NUD_VALID)) {
- #if defined(CONFIG_FAST_PATH_MODULE)
- if(FastPath_hook7!=NULL)
- {
- FastPath_hook7(*(u32*)neigh->primary_key);
- }
- #else
- rtk_delArp(*(u32*)neigh->primary_key);
- #endif
- }
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-static __inline__ int neigh_max_probes(struct neighbour *n)
-{
- struct neigh_parms *p = n->parms;
- return (n->nud_state & NUD_PROBE ?
- p->ucast_probes :
- p->ucast_probes + p->app_probes + p->mcast_probes);
-}
-
-int32 rtl_neigh_periodic_timer_hooks(struct neighbour *n, unsigned int refresh)
-{
- int ret;
-
- if (!(n->nud_state & NUD_VALID))
- return RTL_PS_HOOKS_CONTINUE;
-
- ret = RTL_PS_HOOKS_CONTINUE;
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- if (rtl865x_arpSync(htonl(*((u32 *)n->primary_key)), refresh)>0) {
- n->used = jiffies;
- n->dead=0;
- ret = RTL_PS_HOOKS_BREAK;
- }
- else
- #endif
-
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- {
- #ifdef CONFIG_FAST_PATH_MODULE
- if(FastPath_hook7!=NULL)
- {
- FastPath_hook7(*(u32*)n->primary_key);
- }
- #else
- rtk_delArp(*(u32*)n->primary_key);
- #endif
- }
- #endif
-
- return ret;
-}
-
-int32 rtl_neigh_timer_handler_pre_update_hooks(struct neighbour *neigh, unsigned state)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- int32 tval;
- #endif
-
- if (state & NUD_REACHABLE) {
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- if (neigh->nud_state & NUD_VALID) {
- #ifdef CONFIG_FAST_PATH_MODULE
- if(FastPath_hook7!=NULL)
- {
- FastPath_hook7(*(u32*)neigh->primary_key);
- }
- #else
- rtk_delArp(*(u32*)neigh->primary_key);
- #endif
- }
- #endif
-
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- tval = rtl865x_arpSync(htonl(*((u32 *)neigh->primary_key)), 0);
- if (tval > 0)
- {
- neigh->confirmed = jiffies;
- }
- #if 0
- printk("%s:%d: ip:%u.%u.%u.%u, mac:%x:%x:%x:%x:%x:%x, tval is %d\n",
- __FUNCTION__,__LINE__,NIPQUAD(htonl(*((u32 *)neigh->primary_key))), neigh->ha[0], neigh->ha[1],
- neigh->ha[2], neigh->ha[3], neigh->ha[4], neigh->ha[5],tval);
- #endif
- #endif
-
- } else if (state & NUD_DELAY) {
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- tval = rtl865x_arpSync(htonl(*((u32 *)neigh->primary_key)), 0);
- if (tval > 0)
- {
- neigh->confirmed = jiffies;
- }
- #if 0
- printk("%s:%d: ip:%u.%u.%u.%u, mac:%x:%x:%x:%x:%x:%x, tval is %d",
- __FUNCTION__,__LINE__,NIPQUAD(htonl(*((u32 *)neigh->primary_key))), neigh->ha[0], neigh->ha[1],
- neigh->ha[2], neigh->ha[3], neigh->ha[4], neigh->ha[5],tval);
- #endif
- #endif
- }
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_neigh_timer_handler_during_update_hooks(struct neighbour *neigh, unsigned state)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT) && defined(CONFIG_RTL_LAYERED_DRIVER) && defined(CONFIG_RTL_LAYERED_DRIVER_L3)
- if ((neigh->nud_state & (NUD_INCOMPLETE | NUD_PROBE)) &&
- atomic_read(&neigh->probes) >= neigh_max_probes(neigh)) {
- if (neigh->nud_state & NUD_VALID) {
- /*delete asic arp entry*/
- syn_asic_arp(neigh, 0);
- #if 0
- printk("%s:%d: ip:%u.%u.%u.%u, mac:%x:%x:%x:%x:%x:%x\n",
- __FUNCTION__,__LINE__,NIPQUAD(htonl(*((u32 *)neigh->primary_key))), neigh->ha[0], neigh->ha[1],
- neigh->ha[2], neigh->ha[3], neigh->ha[4],neigh->ha[5]);
- #endif
- }
- }
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_neigh_timer_handler_post_update_hooks(struct neighbour *neigh, unsigned state)
-{
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- if ((neigh->nud_state & NUD_VALID) && !(state & NUD_VALID)) {
- #ifdef CONFIG_FAST_PATH_MODULE
- if(FastPath_hook5!=NULL)
- {
- FastPath_hook5(*(u32*)neigh->primary_key, (ether_addr_t*)neigh->ha, ARP_NONE);
- }
- #else
- rtk_addArp(*(u32*)neigh->primary_key, (ether_addr_t*)neigh->ha, ARP_NONE);
- #endif
- } else if ((state & NUD_VALID) && !(neigh->nud_state & NUD_VALID)) {
- #ifdef CONFIG_FAST_PATH_MODULE
- if(FastPath_hook7!=NULL)
- {
- FastPath_hook7(*(u32*)neigh->primary_key);
- }
- #else
- rtk_delArp(*(u32*)neigh->primary_key);
- #endif
- }
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl___neigh_event_send_pre_hooks(struct neighbour *neigh, struct sk_buff *skb)
-{
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- if (!(neigh->nud_state & (NUD_STALE | NUD_INCOMPLETE))) {
- if (neigh->nud_state & NUD_VALID) {
- #if defined(CONFIG_FAST_PATH_MODULE)
- if(FastPath_hook7!=NULL) {
- FastPath_hook7(*(u32*)neigh->primary_key);
- }
- #else
- rtk_delArp(*(u32*)neigh->primary_key);
- #endif
- }
- }
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl___neigh_event_send_post_hooks(struct neighbour *neigh, struct sk_buff *skb)
-{
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_neigh_init_hooks(void)
-{
- #if defined(CONFIG_RTL_MULTIPLE_WAN)
- rtl_set_callback_for_ps_arp(rtl_get_ps_arp_mapping);
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-#if defined(CONFIG_BRIDGE)
-int32 rtl___br_fdb_get_timeout_hooks(struct net_bridge *br, struct net_bridge_fdb_entry *fdb, const unsigned char *addr)
-{
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- if (rtl_br_fdb_time_update((void*)br, (void*)fdb, addr)==FAILED) {
- return RTL_PS_HOOKS_BREAK;
- }
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-#endif
-
-int32 rtl_masq_device_event_hooks(struct notifier_block *this, struct net_device *dev, unsigned long event)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- if (dev!=NULL && dev->ip_ptr!=NULL)
- rtl_update_ip_tables(dev->name, event, (struct in_ifaddr *)(((struct in_device *)(dev->ip_ptr))->ifa_list));
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-
- int32 rtl_masq_inet_event_hooks(struct notifier_block *this, unsigned long event, void *ptr)
- {
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- struct in_ifaddr *ina;
-
- ina = (struct in_ifaddr*)ptr;
-
- #ifdef CONFIG_HARDWARE_NAT_DEBUG
- /*2007-12-19*/
- printk("%s:%d\n",__FUNCTION__,__LINE__);
- printk("ptr->ifa_dev->dev->name is %s\n", ina->ifa_dev->dev->name);
- #endif
-
- rtl_update_ip_tables(ina->ifa_dev->dev->name, event, ina);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
- }
-
-
-int32 rtl_translate_table_hooks(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)
-{
-#if defined(CONFIG_RTL_HARDWARE_NAT)
- //hyking:check masquerade and add ip
- if(strcmp(name,"nat") == 0)
- {
- rtl_flush_extern_ip();
- rtl_init_masq_info();
- rtl_check_for_extern_ip(name,valid_hooks,newinfo,entry0,size,number,hook_entries,underflows);
- }
-#endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-int32 rtl_ip_tables_init_hooks(void)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_init_masq_info();
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-
-int32 rtl_ip_vs_conn_expire_hooks1(struct ip_vs_conn *cp)
-{
- int32 ret;
-
- ret = RTL_PS_HOOKS_CONTINUE;
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- if (FAILED==rtl_ip_vs_conn_expire_check(cp)) {
- ret = RTL_PS_HOOKS_RETURN;
- }
- #endif
-
- return ret;
-}
-
-int32 rtl_ip_vs_conn_expire_hooks2(struct ip_vs_conn *cp)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_ip_vs_conn_expire_check_delete(cp);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-#if defined(CONFIG_IP_VS_PROTO_TCP)
-int32 rtl_tcp_state_transition_hooks(struct ip_vs_conn *cp, int direction, const struct sk_buff *skb, struct ip_vs_protocol *pp)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_tcp_state_transition_check(cp, direction, skb, pp);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-#endif
-
-#if defined(CONFIG_IP_VS_PROTO_UDP)
-int32 rtl_udp_state_transition_hooks(struct ip_vs_conn *cp, int direction, const struct sk_buff *skb, struct ip_vs_protocol *pp)
-{
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_udp_state_transition_check(cp, direction, skb, pp);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-#endif
-
-#ifdef CONFIG_PROC_FS
-int rtl_ct_seq_show_hooks(struct seq_file *s, struct nf_conn *ct)
-{
- //hyking add for hw use
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- struct nf_conn_nat *nat;
- char *state[2]={"Hardware","software"};
-
- nat = nfct_nat(ct);
- if(seq_printf(s,"[%s] ",nat->hw_acc?state[0]:state[1]) != 0)
- return RTL_PS_HOOKS_BREAK;
- #endif
- return RTL_PS_HOOKS_CONTINUE;
-}
-#endif
-
-#if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
-//When do garbage collection and dst cache overflow, should not do garbage collection for rtl_gc_overflow_timout(default 3s)
-//Note: rtl_gc_overflow_timout can be modified by user via /proc/gc_overflow_timout
-unsigned long rtl_gc_overflow_timout=3*HZ;
-static unsigned long rtl_gc_overflow_timeout=0;
-#endif
-
-//Before do garbage collection, do rtl_dst_alloc_gc_pre_check_hooks
-int32 rtl_dst_alloc_gc_pre_check_hooks(struct dst_ops * ops)
-{
-#if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
- if((rtl_gc_overflow_timeout > 0)&& time_after_eq(rtl_gc_overflow_timeout, jiffies)){
- return RTL_PS_HOOKS_RETURN;
- }
-#endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-//After do garbage collection and dst cache overflow, do rtl_dst_alloc_gc_post_check1_hooks
-int32 rtl_dst_alloc_gc_post_check1_hooks(struct dst_ops * ops)
-{
-#if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
- rtl_gc_overflow_timeout=jiffies+rtl_gc_overflow_timout;
-#endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-//After [do garbage collection and dst cache not overflow] and dst alloc success, do rtl_dst_alloc_gc_post_check2_hooks
-int32 rtl_dst_alloc_gc_post_check2_hooks(struct dst_ops * ops, struct dst_entry * dst)
-{
-#if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
- rtl_gc_overflow_timeout=0;
-#endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-#if defined(CONFIG_RTL_NF_CONNTRACK_GARBAGE_NEW)
-// hooks in clean_from_lists at rtl_nf_connGC.c
-int32 clean_from_lists_hooks(struct nf_conn *ct, struct net *net)
-{
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH) || defined(CONFIG_RTL_HARDWARE_NAT)
- rtl_delConnCache(ct);
- #endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-// hooks in __nf_ct_refresh_acct_proto at rtl_nf_connGC.c
-int32 __nf_ct_refresh_acct_proto_hooks(struct nf_conn *ct,
- enum ip_conntrack_info ctinfo,
- const struct sk_buff *skb,
- int do_acct,
- int *event)
-{
-#ifdef CONFIG_IP_NF_CT_ACCT
- if (do_acct) {
- ct->counters[CTINFO2DIR(ctinfo)].packets++;
- ct->counters[CTINFO2DIR(ctinfo)].bytes +=
- ntohs(skb->nh.iph->tot_len);
- if ((ct->counters[CTINFO2DIR(ctinfo)].packets & 0x80000000)
- || (ct->counters[CTINFO2DIR(ctinfo)].bytes & 0x80000000))
- *event |= IPCT_COUNTER_FILLING;
- }
-#endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-// hooks1 in __drop_one_conntrack_process at rtl_nf_connGC.c
-int32 __drop_one_conntrack_process_hooks1(struct nf_conn* ct, int dropPrioIdx, int factor, int checkFlags, int tcpUdpState)
-{
-#if defined(CONFIG_RTL_IPTABLES_FAST_PATH) || defined(CONFIG_RTL_HARDWARE_NAT)
- if (checkFlags==TRUE && drop_priority[dropPrioIdx].state==tcpUdpState) {
- #if defined(CONFIG_RTL_IPTABLES_FAST_PATH)
- if (FAILED==rtl_fpTimer_update(ct)) {
- read_unlock_bh(&nf_conntrack_lock);
- rtl_death_action(ct);
- return RTL_PS_HOOKS_RETURN;
- }
- #endif
-
- #if defined(CONFIG_RTL_HARDWARE_NAT)
- if (FAILED==rtl_hwnat_timer_update(ct)) {
- read_unlock_bh(&nf_conntrack_lock);
- rtl_death_action(ct);
- return RTL_PS_HOOKS_RETURN;
- }
- #endif
- }
-
-#if (HZ==100)
- if (((ct->timeout.expires - jiffies) >> (factor+7))<=drop_priority[dropPrioIdx].threshold)
-#elif (HZ==1000)
- if (((ct->timeout.expires - jiffies) >> (factor+10))<=drop_priority[dropPrioIdx].threshold)
-#else
- #error "Please Check the HZ defination."
-#endif
- {
- read_unlock_bh(&nf_conntrack_lock);
- rtl_death_action(ct);
- return RTL_PS_HOOKS_RETURN;
- }
-
- return RTL_PS_HOOKS_CONTINUE;
-#else
- return RTL_PS_HOOKS_BREAK;
-#endif
-}
-
-// hooks2 in __drop_one_conntrack_process at rtl_nf_connGC.c
-int32 __drop_one_conntrack_process_hooks2(struct nf_conn* ct, int dropPrioIdx, int factor, int checkFlags, int tcpUdpState)
-{
-#if defined(CONFIG_RTL_IPTABLES_FAST_PATH) || defined(CONFIG_RTL_HARDWARE_NAT)
- add_timer(&ct->timeout);
-#endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-
-// hooks in rtl_nf_conn_GC_init at rtl_nf_connGC.c
-int32 rtl_nf_conn_GC_init_hooks(void)
-{
-#if defined(CONFIG_PROC_FS)
- gc_overflow_timout_proc_init();
-#endif
-
- return RTL_PS_HOOKS_CONTINUE;
-}
-#endif
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-04 16:54:53 +0000