ipacm/src/IPACM_Lan.cpp

/*
Copyright (c) 2013, The Linux Foundation. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.

* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
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with the distribution.

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contributors may be used to endorse or promote products derived
from this software without specific prior written permission.

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WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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*/
/*!
	@file
	IPACM_Lan.cpp

	@brief
	This file implements the LAN iface functionality.

	@Author
	Skylar Chang

*/
#include <string.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include "IPACM_Netlink.h"
#include "IPACM_Lan.h"
#include "IPACM_Wan.h"
#include "IPACM_IfaceManager.h"
#include "linux/rmnet_ipa_fd_ioctl.h"
#include "linux/ipa_qmi_service_v01.h"
#include "linux/msm_ipa.h"
#include "IPACM_ConntrackListener.h"
#include <sys/ioctl.h>
#include <fcntl.h>

bool IPACM_Lan::odu_up = false;

ipa_hdr_l2_type IPACM_Lan::lan_hdr_type = IPA_HDR_L2_NONE;
ipa_hdr_l2_type IPACM_Lan::wlan_hdr_type = IPA_HDR_L2_NONE;

uint32_t IPACM_Lan::usb_hdr_template_hdl = 0;
uint32_t IPACM_Lan::wlan_hdr_template_hdl = 0;
uint32_t IPACM_Lan::cpe_hdr_template_hdl = 0;

hdr_proc_ctx_info IPACM_Lan::lan_to_wlan_hdr_proc_ctx;
hdr_proc_ctx_info IPACM_Lan::wlan_to_usb_hdr_proc_ctx;
hdr_proc_ctx_info IPACM_Lan::wlan_to_cpe_hdr_proc_ctx;
hdr_proc_ctx_info IPACM_Lan::wlan_to_wlan_hdr_proc_ctx;
hdr_proc_ctx_info IPACM_Lan::usb_to_cpe_hdr_proc_ctx;
hdr_proc_ctx_info IPACM_Lan::cpe_to_usb_hdr_proc_ctx;

eth_bridge_subnet_client_info IPACM_Lan::eth_bridge_wlan_client[IPA_LAN_TO_LAN_MAX_WLAN_CLIENT];
eth_bridge_subnet_client_info IPACM_Lan::eth_bridge_lan_client[IPA_LAN_TO_LAN_MAX_LAN_CLIENT];

int IPACM_Lan::num_wlan_client = 0;
int IPACM_Lan::num_lan_client = 0;
bool IPACM_Lan::is_usb_up = false;
bool IPACM_Lan::is_cpe_up = false;

IPACM_Lan::IPACM_Lan(int iface_index) : IPACM_Iface(iface_index)
{
	num_eth_client = 0;
	header_name_count = 0;
	ipv6_set = 0;
	ipv4_header_set = false;
	ipv6_header_set = false;
	odu_route_rule_v4_hdl = NULL;
	odu_route_rule_v6_hdl = NULL;
	eth_client = NULL;
	int m_fd_odu, ret = IPACM_SUCCESS;
	uint32_t* hdr_template_ptr;

	Nat_App = NatApp::GetInstance();
	if (Nat_App == NULL)
	{
		IPACMERR("unable to get Nat App instance \n");
		return;
	}

	/* support eth multiple clients */
	if(iface_query != NULL)
	{
		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat != WLAN_IF)
		{
			eth_client_len = (sizeof(ipa_eth_client)) + (iface_query->num_tx_props * sizeof(eth_client_rt_hdl));
			eth_client = (ipa_eth_client *)calloc(IPA_MAX_NUM_ETH_CLIENTS, eth_client_len);
			if (eth_client == NULL)
			{
				IPACMERR("unable to allocate memory\n");
				return;
			}
		}

		IPACMDBG_H(" IPACM->IPACM_Lan(%d) constructor: Tx:%d Rx:%d \n", ipa_if_num,
					 iface_query->num_tx_props, iface_query->num_rx_props);
#ifdef FEATURE_ETH_BRIDGE_LE
		if((IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF
			|| IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF) && tx_prop != NULL)
		{
			if (IPACM_Lan::lan_hdr_type != IPA_HDR_L2_NONE && tx_prop->tx[0].hdr_l2_type != IPACM_Lan::lan_hdr_type)
			{
				IPACMERR("The LAN header format is not consistent! Now header format is %d.\n", tx_prop->tx[0].hdr_l2_type);
			}
			else
			{
				if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
				{
					hdr_template_ptr = &IPACM_Lan::usb_hdr_template_hdl;
					IPACM_Lan::is_usb_up = true;
				}
				else //else it is ODU_IF (cpe)
				{
					hdr_template_ptr = &IPACM_Lan::cpe_hdr_template_hdl;
					IPACM_Lan::is_cpe_up = true;
				}

				if(eth_bridge_get_hdr_template_hdl(hdr_template_ptr) == IPACM_FAILURE)
				{
					IPACMERR("Failed to setup lan hdr template.\n");
				}
				else
				{
					IPACM_Lan::lan_hdr_type = tx_prop->tx[0].hdr_l2_type;
					IPACMDBG_H("The LAN header format is %d.\n", tx_prop->tx[0].hdr_l2_type);
					add_hdr_proc_ctx();
				}
			}
		}
#endif
		/* ODU routing table initilization */
		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
		{
			odu_route_rule_v4_hdl = (uint32_t *)calloc(iface_query->num_tx_props, sizeof(uint32_t));
			odu_route_rule_v6_hdl = (uint32_t *)calloc(iface_query->num_tx_props, sizeof(uint32_t));
			if ((odu_route_rule_v4_hdl == NULL) || (odu_route_rule_v6_hdl == NULL))
			{
				IPACMERR("unable to allocate memory\n");
				return;
			}
		}
	}

	num_wan_ul_fl_rule_v4 = 0;
	num_wan_ul_fl_rule_v6 = 0;

	memset(wan_ul_fl_rule_hdl_v4, 0, MAX_WAN_UL_FILTER_RULES * sizeof(uint32_t));
	memset(wan_ul_fl_rule_hdl_v6, 0, MAX_WAN_UL_FILTER_RULES * sizeof(uint32_t));

	memset(lan2lan_flt_rule_hdl_v4, 0, MAX_OFFLOAD_PAIR * sizeof(lan2lan_flt_rule_hdl));
	num_lan2lan_flt_rule_v4 = 0;

	memset(lan2lan_flt_rule_hdl_v6, 0, MAX_OFFLOAD_PAIR * sizeof(lan2lan_flt_rule_hdl));
	num_lan2lan_flt_rule_v6 = 0;

	memset(lan2lan_hdr_hdl_v4, 0, MAX_OFFLOAD_PAIR*sizeof(lan2lan_hdr_hdl));
	memset(lan2lan_hdr_hdl_v6, 0, MAX_OFFLOAD_PAIR*sizeof(lan2lan_hdr_hdl));

	memset(lan_client_flt_rule_hdl_v4, 0, IPA_LAN_TO_LAN_MAX_LAN_CLIENT * sizeof(lan2lan_flt_rule_hdl));
	memset(lan_client_flt_rule_hdl_v6, 0, IPA_LAN_TO_LAN_MAX_LAN_CLIENT * sizeof(lan2lan_flt_rule_hdl));
	memset(wlan_client_flt_rule_hdl_v4, 0, IPA_LAN_TO_LAN_MAX_WLAN_CLIENT * sizeof(lan2lan_flt_rule_hdl));
	memset(wlan_client_flt_rule_hdl_v6, 0, IPA_LAN_TO_LAN_MAX_WLAN_CLIENT * sizeof(lan2lan_flt_rule_hdl));

	is_active = true;
	memset(ipv4_icmp_flt_rule_hdl, 0, NUM_IPV4_ICMP_FLT_RULE * sizeof(uint32_t));
	memset(tcp_ctl_flt_rule_hdl_v4, 0, NUM_TCP_CTL_FLT_RULE*sizeof(uint32_t));
	memset(tcp_ctl_flt_rule_hdl_v6, 0, NUM_TCP_CTL_FLT_RULE*sizeof(uint32_t));
	is_mode_switch = false;
	if_ipv4_subnet =0;
	memset(private_fl_rule_hdl, 0, IPA_MAX_PRIVATE_SUBNET_ENTRIES * sizeof(uint32_t));
	memset(ipv6_prefix_flt_rule_hdl, 0, NUM_IPV6_PREFIX_FLT_RULE * sizeof(uint32_t));
	memset(ipv6_icmp_flt_rule_hdl, 0, NUM_IPV6_ICMP_FLT_RULE * sizeof(uint32_t));

#ifdef FEATURE_ETH_BRIDGE_LE
	if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
	{
		exp_index_v4 = IPV4_DEFAULT_FILTERTING_RULES + IPA_LAN_TO_LAN_MAX_WLAN_CLIENT + IPA_LAN_TO_LAN_MAX_CPE_CLIENT + NUM_IPV4_ICMP_FLT_RULE + IPACM_Iface::ipacmcfg->ipa_num_private_subnet;
		exp_index_v6 = IPV6_DEFAULT_FILTERTING_RULES + IPA_LAN_TO_LAN_MAX_WLAN_CLIENT + IPA_LAN_TO_LAN_MAX_CPE_CLIENT + NUM_IPV6_ICMP_FLT_RULE + NUM_IPV6_PREFIX_FLT_RULE;
	}
	if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
	{
		exp_index_v4 = IPV4_DEFAULT_FILTERTING_RULES + IPA_LAN_TO_LAN_MAX_WLAN_CLIENT + IPA_LAN_TO_LAN_MAX_USB_CLIENT + NUM_IPV4_ICMP_FLT_RULE + IPACM_Iface::ipacmcfg->ipa_num_private_subnet;
		exp_index_v6 = IPV6_DEFAULT_FILTERTING_RULES + IPA_LAN_TO_LAN_MAX_WLAN_CLIENT + IPA_LAN_TO_LAN_MAX_USB_CLIENT + NUM_IPV6_ICMP_FLT_RULE + NUM_IPV6_PREFIX_FLT_RULE;
	}
#else
#ifdef CT_OPT
	exp_index_v4 = IPV4_DEFAULT_FILTERTING_RULES + MAX_OFFLOAD_PAIR + NUM_TCP_CTL_FLT_RULE + NUM_IPV4_ICMP_FLT_RULE +IPACM_Iface::ipacmcfg->ipa_num_private_subnet;
	exp_index_v6 = IPV6_DEFAULT_FILTERTING_RULES + NUM_TCP_CTL_FLT_RULE + MAX_OFFLOAD_PAIR + NUM_IPV6_ICMP_FLT_RULE + NUM_IPV6_PREFIX_FLT_RULE;
#else
	exp_index_v4 = IPV4_DEFAULT_FILTERTING_RULES + MAX_OFFLOAD_PAIR + NUM_IPV4_ICMP_FLT_RULE + IPACM_Iface::ipacmcfg->ipa_num_private_subnet;
	exp_index_v6 = IPV6_DEFAULT_FILTERTING_RULES + MAX_OFFLOAD_PAIR + NUM_IPV6_ICMP_FLT_RULE + NUM_IPV6_PREFIX_FLT_RULE;
#endif
#ifdef FEATURE_IPA_ANDROID
	exp_index_v4 = exp_index_v4 - IPACM_Iface::ipacmcfg->ipa_num_private_subnet + IPA_MAX_PRIVATE_SUBNET_ENTRIES;
#endif
#endif

	/* ODU routing table initilization */
	if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
	{

		/* only do one time ioctl to odu-driver to infrom in router or bridge mode*/
		if (IPACM_Lan::odu_up != true)
		{
				m_fd_odu = open(IPACM_Iface::ipacmcfg->DEVICE_NAME_ODU, O_RDWR);
				if (0 == m_fd_odu)
				{
					IPACMERR("Failed opening %s.\n", IPACM_Iface::ipacmcfg->DEVICE_NAME_ODU);
					return ;
				}

				if(IPACM_Iface::ipacmcfg->ipacm_odu_router_mode == true)
				{
					ret = ioctl(m_fd_odu, ODU_BRIDGE_IOC_SET_MODE, ODU_BRIDGE_MODE_ROUTER);
					IPACM_Iface::ipacmcfg->ipacm_odu_enable = true;
				}
				else
				{
					ret = ioctl(m_fd_odu, ODU_BRIDGE_IOC_SET_MODE, ODU_BRIDGE_MODE_BRIDGE);
					IPACM_Iface::ipacmcfg->ipacm_odu_enable = true;
				}

				if (ret)
				{
					IPACMERR("Failed tell odu-driver the mode\n");
				}
				IPACMDBG("Tell odu-driver in router-mode(%d)\n", IPACM_Iface::ipacmcfg->ipacm_odu_router_mode);
				IPACMDBG_H("odu is up: odu-driver in router-mode(%d) \n", IPACM_Iface::ipacmcfg->ipacm_odu_router_mode);
				close(m_fd_odu);
				IPACM_Lan::odu_up = true;
		}
	}

	int i;
	each_client_rt_rule_count_v4 = 0;
	each_client_rt_rule_count_v6 = 0;
	if(iface_query != NULL && tx_prop != NULL)
	{
		for(i=0; i<iface_query->num_tx_props; i++)
		{
			if(tx_prop->tx[i].ip == IPA_IP_v4)
			{
				each_client_rt_rule_count_v4++;
			}
			else
			{
				each_client_rt_rule_count_v6++;
			}
		}
	}
	IPACMDBG_H("Need to add %d IPv4 and %d IPv6 routing rules for eth bridge for each client.\n", each_client_rt_rule_count_v4, each_client_rt_rule_count_v6);

	memset(eth_bridge_lan_client_flt_info, 0, IPA_LAN_TO_LAN_MAX_LAN_CLIENT * sizeof(eth_bridge_client_flt_info));
	memset(eth_bridge_wlan_client_flt_info, 0, IPA_LAN_TO_LAN_MAX_WLAN_CLIENT * sizeof(eth_bridge_client_flt_info));

	lan_client_flt_info_count = 0;
	wlan_client_flt_info_count = 0;

	eth_bridge_lan_client_rt_from_lan_info_v4 = NULL;
	eth_bridge_lan_client_rt_from_lan_info_v6 = NULL;
	eth_bridge_lan_client_rt_from_wlan_info_v4 = NULL;
	eth_bridge_lan_client_rt_from_wlan_info_v6 = NULL;
#ifdef FEATURE_ETH_BRIDGE_LE
	if(tx_prop != NULL)
	{
		client_rt_info_size_v4 = sizeof(eth_bridge_client_rt_info) + each_client_rt_rule_count_v4 * sizeof(uint32_t);
		eth_bridge_lan_client_rt_from_lan_info_v4 = (eth_bridge_client_rt_info*)calloc(IPA_LAN_TO_LAN_MAX_LAN_CLIENT, client_rt_info_size_v4);
		eth_bridge_lan_client_rt_from_wlan_info_v4 = (eth_bridge_client_rt_info*)calloc(IPA_LAN_TO_LAN_MAX_LAN_CLIENT, client_rt_info_size_v4);
		client_rt_info_size_v6 = sizeof(eth_bridge_client_rt_info) + each_client_rt_rule_count_v6 * sizeof(uint32_t);
		eth_bridge_lan_client_rt_from_lan_info_v6 = (eth_bridge_client_rt_info*)calloc(IPA_LAN_TO_LAN_MAX_WLAN_CLIENT, client_rt_info_size_v6);
		eth_bridge_lan_client_rt_from_wlan_info_v6 = (eth_bridge_client_rt_info*)calloc(IPA_LAN_TO_LAN_MAX_WLAN_CLIENT, client_rt_info_size_v6);

	}
#endif
	lan_client_rt_from_lan_info_count_v4 = 0;
	lan_client_rt_from_lan_info_count_v6 = 0;
	lan_client_rt_from_wlan_info_count_v4 = 0;
	lan_client_rt_from_wlan_info_count_v6 = 0;

	return;
}

IPACM_Lan::~IPACM_Lan()
{
	IPACM_EvtDispatcher::deregistr(this);
	IPACM_IfaceManager::deregistr(this);
	return;
}


/* LAN-iface's callback function */
void IPACM_Lan::event_callback(ipa_cm_event_id event, void *param)
{
	if(is_active == false && event != IPA_LAN_DELETE_SELF)
	{
		IPACMDBG_H("The interface is no longer active, return.\n");
		return;
	}

	int ipa_interface_index;
	ipacm_ext_prop* ext_prop;
	ipacm_event_iface_up* data_wan;

	switch (event)
	{
	case IPA_LINK_DOWN_EVENT:
		{
			ipacm_event_data_fid *data = (ipacm_event_data_fid *)param;
			ipa_interface_index = iface_ipa_index_query(data->if_index);
			if (ipa_interface_index == ipa_if_num)
			{
				IPACMDBG_H("Received IPA_LINK_DOWN_EVENT\n");
				handle_down_evt();
				IPACM_Iface::ipacmcfg->DelNatIfaces(dev_name); // delete NAT-iface
				return;
			}
		}
		break;

	case IPA_CFG_CHANGE_EVENT:
		{
			if ( IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat != ipa_if_cate)
			{
				IPACMDBG_H("Received IPA_CFG_CHANGE_EVENT and category changed\n");
				/* delete previous instance */
				handle_down_evt();
				IPACM_Iface::ipacmcfg->DelNatIfaces(dev_name); // delete NAT-iface
				is_mode_switch = true; // need post internal usb-link up event
				return;
			}
		}
		break;

	case IPA_PRIVATE_SUBNET_CHANGE_EVENT:
		{
			ipacm_event_data_fid *data = (ipacm_event_data_fid *)param;
			/* internel event: data->if_index is ipa_if_index */
			if (data->if_index == ipa_if_num)
			{
				IPACMDBG_H("Received IPA_PRIVATE_SUBNET_CHANGE_EVENT from itself posting, ignore\n");
				return;
			}
			else
			{
				IPACMDBG_H("Received IPA_PRIVATE_SUBNET_CHANGE_EVENT from other LAN iface \n");
#ifdef FEATURE_IPA_ANDROID
				handle_private_subnet_android(IPA_IP_v4);
#endif
				IPACMDBG_H(" delete old private subnet rules, use new sets \n");
				return;
			}
		}
		break;

	case IPA_LAN_DELETE_SELF:
	{
		ipacm_event_data_fid *data = (ipacm_event_data_fid *)param;
		if(data->if_index == ipa_if_num)
		{
			IPACMDBG_H("Received IPA_LAN_DELETE_SELF event.\n");
			IPACMDBG_H("ipa_LAN (%s):ipa_index (%d) instance close \n", IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].iface_name, ipa_if_num);
			/* posting link-up event for cradle use-case */
			if(is_mode_switch)
			{
				IPACMDBG_H("Posting IPA_USB_LINK_UP_EVENT event for (%s)\n", dev_name);
				ipacm_cmd_q_data evt_data;
				memset(&evt_data, 0, sizeof(evt_data));

				ipacm_event_data_fid *data_fid = NULL;
				data_fid = (ipacm_event_data_fid *)malloc(sizeof(ipacm_event_data_fid));
				if(data_fid == NULL)
				{
					IPACMERR("unable to allocate memory for IPA_USB_LINK_UP_EVENT data_fid\n");
					return;
				}
				if(IPACM_Iface::ipa_get_if_index(dev_name, &(data_fid->if_index)))
				{
					IPACMERR("Error while getting interface index for %s device", dev_name);
				}
				evt_data.event = IPA_USB_LINK_UP_EVENT;
				evt_data.evt_data = data_fid;
				//IPACMDBG_H("Posting event:%d\n", evt_data.event);
				IPACM_EvtDispatcher::PostEvt(&evt_data);
			}
#ifndef FEATURE_IPA_ANDROID
			if(rx_prop != NULL)
			{
				if(IPACM_Iface::ipacmcfg->getFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4) != 0)
				{
					IPACMDBG_DMESG("### WARNING ### num ipv4 flt rules on client %d is not expected: %d expected value: 0",
						rx_prop->rx[0].src_pipe, IPACM_Iface::ipacmcfg->getFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4));
				}
				if(IPACM_Iface::ipacmcfg->getFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6) != 0)
				{
					IPACMDBG_DMESG("### WARNING ### num ipv6 flt rules on client %d is not expected: %d expected value: 0",
						rx_prop->rx[0].src_pipe, IPACM_Iface::ipacmcfg->getFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6));
				}
			}
#endif
			delete this;
		}
		break;
	}

	case IPA_ADDR_ADD_EVENT:
		{
			ipacm_event_data_addr *data = (ipacm_event_data_addr *)param;
			ipa_interface_index = iface_ipa_index_query(data->if_index);

			if ( (data->iptype == IPA_IP_v4 && data->ipv4_addr == 0) ||
					 (data->iptype == IPA_IP_v6 &&
						data->ipv6_addr[0] == 0 && data->ipv6_addr[1] == 0 &&
					  data->ipv6_addr[2] == 0 && data->ipv6_addr[3] == 0) )
			{
				IPACMDBG_H("Invalid address, ignore IPA_ADDR_ADD_EVENT event\n");
				return;
			}


			if (ipa_interface_index == ipa_if_num)
			{
				IPACMDBG_H("Received IPA_ADDR_ADD_EVENT\n");

				/* only call ioctl for ODU iface with bridge mode */
				if((IPACM_Iface::ipacmcfg->ipacm_odu_enable == true) && (IPACM_Iface::ipacmcfg->ipacm_odu_router_mode == false)
						&& (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF))
				{
					if((data->iptype == IPA_IP_v6) && (num_dft_rt_v6 == 0))
					{
						handle_addr_evt_odu_bridge(data);
					}
#ifdef FEATURE_IPA_ANDROID
					add_dummy_private_subnet_flt_rule(data->iptype);
					handle_private_subnet_android(data->iptype);
#else
					handle_private_subnet(data->iptype);
#endif
				}
				else
				{

					/* check v4 not setup before, v6 can have 2 iface ip */
					if( ((data->iptype != ip_type) && (ip_type != IPA_IP_MAX))
						|| ((data->iptype==IPA_IP_v6) && (num_dft_rt_v6!=MAX_DEFAULT_v6_ROUTE_RULES)))
					{
						IPACMDBG_H("Got IPA_ADDR_ADD_EVENT ip-family:%d, v6 num %d: \n",data->iptype,num_dft_rt_v6);
						if(handle_addr_evt(data) == IPACM_FAILURE)
						{
							return;
						}
						/* ADD ipv4 icmp rule */
						if (data->iptype == IPA_IP_v4)
						{
							install_ipv4_icmp_flt_rule();
						}
						/* ADD ipv6 icmp rule */
						if ((num_dft_rt_v6 == 1) && (data->iptype == IPA_IP_v6))
						{
							install_ipv6_icmp_flt_rule();
						}
						handle_private_subnet(data->iptype);

						if (IPACM_Wan::isWanUP())
						{
							if(data->iptype == IPA_IP_v4 || data->iptype == IPA_IP_MAX)
							{
							if(IPACM_Wan::backhaul_is_sta_mode == false)
							{
									ext_prop = IPACM_Iface::ipacmcfg->GetExtProp(IPA_IP_v4);
									handle_wan_up_ex(ext_prop, IPA_IP_v4,
												IPACM_Wan::getXlat_Mux_Id());
								}
							else
							{
								handle_wan_up(IPA_IP_v4);
							}
						}
						}

						if(IPACM_Wan::isWanUP_V6())
						{
							if((data->iptype == IPA_IP_v6 || data->iptype == IPA_IP_MAX) && num_dft_rt_v6 == 1)
							{
								install_ipv6_prefix_flt_rule(IPACM_Wan::backhaul_ipv6_prefix);
							if(IPACM_Wan::backhaul_is_sta_mode == false)
							{
									ext_prop = IPACM_Iface::ipacmcfg->GetExtProp(IPA_IP_v6);
									handle_wan_up_ex(ext_prop, IPA_IP_v6, 0);
								}
							else
							{
								handle_wan_up(IPA_IP_v6);
							}
						}
						}

						/* Post event to NAT */
						if (data->iptype == IPA_IP_v4)
						{
							ipacm_cmd_q_data evt_data;
							ipacm_event_iface_up *info;

							info = (ipacm_event_iface_up *)
								malloc(sizeof(ipacm_event_iface_up));
							if (info == NULL)
							{
								IPACMERR("Unable to allocate memory\n");
								return;
							}

							memcpy(info->ifname, dev_name, IF_NAME_LEN);
							info->ipv4_addr = data->ipv4_addr;
							info->addr_mask = IPACM_Iface::ipacmcfg->private_subnet_table[0].subnet_mask;

							evt_data.event = IPA_HANDLE_LAN_UP;
							evt_data.evt_data = (void *)info;

							/* Insert IPA_HANDLE_LAN_UP to command queue */
							IPACMDBG_H("posting IPA_HANDLE_LAN_UP for IPv4 with below information\n");
							IPACMDBG_H("IPv4 address:0x%x, IPv4 address mask:0x%x\n",
											info->ipv4_addr, info->addr_mask);
							IPACM_EvtDispatcher::PostEvt(&evt_data);
						}
						IPACMDBG_H("Finish handling IPA_ADDR_ADD_EVENT for ip-family(%d)\n", data->iptype);
					}

					IPACMDBG_H("Finish handling IPA_ADDR_ADD_EVENT for ip-family(%d)\n", data->iptype);
					/* checking if SW-RT_enable */
					if (IPACM_Iface::ipacmcfg->ipa_sw_rt_enable == true)
					{
						/* handle software routing enable event*/
						IPACMDBG_H("IPA_SW_ROUTING_ENABLE for iface: %s \n",IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].iface_name);
						handle_software_routing_enable();
					}

				}
			}
		}
		break;

	case IPA_HANDLE_WAN_UP:
		IPACMDBG_H("Received IPA_HANDLE_WAN_UP event\n");

		data_wan = (ipacm_event_iface_up*)param;
		if(data_wan == NULL)
		{
			IPACMERR("No event data is found.\n");
			return;
		}
		IPACMDBG_H("Backhaul is sta mode?%d\n", data_wan->is_sta);
		if(ip_type == IPA_IP_v4 || ip_type == IPA_IP_MAX)
		{
		if(data_wan->is_sta == false)
		{
				ext_prop = IPACM_Iface::ipacmcfg->GetExtProp(IPA_IP_v4);
				handle_wan_up_ex(ext_prop, IPA_IP_v4, data_wan->xlat_mux_id);
		}
		else
		{
			handle_wan_up(IPA_IP_v4);
		}
		}
		break;

	case IPA_HANDLE_WAN_UP_V6:
		IPACMDBG_H("Received IPA_HANDLE_WAN_UP_V6 event\n");

		data_wan = (ipacm_event_iface_up*)param;
		if(data_wan == NULL)
		{
			IPACMERR("No event data is found.\n");
			return;
		}
		IPACMDBG_H("Backhaul is sta mode?%d\n", data_wan->is_sta);
		if(ip_type == IPA_IP_v6 || ip_type == IPA_IP_MAX)
		{
			install_ipv6_prefix_flt_rule(data_wan->ipv6_prefix);
		if(data_wan->is_sta == false)
		{
				ext_prop = IPACM_Iface::ipacmcfg->GetExtProp(IPA_IP_v6);
				handle_wan_up_ex(ext_prop, IPA_IP_v6, 0);
			}
		else
		{
			handle_wan_up(IPA_IP_v6);
		}
		}
		break;

	case IPA_HANDLE_WAN_DOWN:
		IPACMDBG_H("Received IPA_HANDLE_WAN_DOWN event\n");
		data_wan = (ipacm_event_iface_up*)param;
		if(data_wan == NULL)
		{
			IPACMERR("No event data is found.\n");
			return;
		}
		IPACMDBG_H("Backhaul is sta mode?%d\n", data_wan->is_sta);
		if(ip_type == IPA_IP_v4 || ip_type == IPA_IP_MAX)
		{
			handle_wan_down(data_wan->is_sta);
		}
		break;

	case IPA_HANDLE_WAN_DOWN_V6:
		IPACMDBG_H("Received IPA_HANDLE_WAN_DOWN_V6 event\n");
		data_wan = (ipacm_event_iface_up*)param;
		if(data_wan == NULL)
		{
			IPACMERR("No event data is found.\n");
			return;
		}
		/* clean up v6 RT rules*/
		IPACMDBG_H("Received IPA_WAN_V6_DOWN in LAN-instance and need clean up client IPv6 address \n");
		/* reset usb-client ipv6 rt-rules */
		handle_lan_client_reset_rt(IPA_IP_v6);

		IPACMDBG_H("Backhaul is sta mode?%d\n", data_wan->is_sta);
		if(ip_type == IPA_IP_v6 || ip_type == IPA_IP_MAX)
		{
			handle_wan_down_v6(data_wan->is_sta);
		}
		break;

	case IPA_NEIGH_CLIENT_IP_ADDR_ADD_EVENT:
		{
			ipacm_event_data_all *data = (ipacm_event_data_all *)param;
			ipa_interface_index = iface_ipa_index_query(data->if_index);
			IPACMDBG_H("Recieved IPA_NEIGH_CLIENT_IP_ADDR_ADD_EVENT event \n");
			IPACMDBG_H("check iface %s category: %d\n",IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].iface_name, IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat);

			if ((ipa_interface_index == ipa_if_num) && (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF))
			{
				IPACMDBG_H("ODU iface got v4-ip \n");
				/* first construc ODU full header */
				if ((ipv4_header_set == false) && (ipv6_header_set == false))
				{
					/* construct ODU RT tbl */
					handle_odu_hdr_init(data->mac_addr);
					if (IPACM_Iface::ipacmcfg->ipacm_odu_embms_enable == true)
					{
						handle_odu_route_add();
						IPACMDBG_H("construct ODU header and route rules, embms_flag (%d) \n", IPACM_Iface::ipacmcfg->ipacm_odu_embms_enable);
					}
					else
					{
						IPACMDBG_H("construct ODU header only, embms_flag (%d) \n", IPACM_Iface::ipacmcfg->ipacm_odu_embms_enable);
					}
				}
				/* if ODU in bridge mode, directly return */
				if(IPACM_Iface::ipacmcfg->ipacm_odu_router_mode == false)
				{
					IPACMDBG_H("ODU is in bridge mode, no action \n");
					return;
				}
			}

			if (ipa_interface_index == ipa_if_num)
			{
				IPACMDBG_H("ETH iface got client \n");
				/* first construc ETH full header */
				handle_eth_hdr_init(data->mac_addr);
				handle_lan2lan_client_active(data, IPA_LAN_CLIENT_ACTIVE);
				IPACMDBG_H("construct ETH header and route rules \n");
				/* Associate with IP and construct RT-rule */
				if (handle_eth_client_ipaddr(data) == IPACM_FAILURE)
				{
					return;
				}
				handle_eth_client_route_rule(data->mac_addr, data->iptype);
				if (data->iptype == IPA_IP_v4)
				{
					/* Add NAT rules after ipv4 RT rules are set */
					CtList->HandleNeighIpAddrAddEvt(data);
				}
#ifdef FEATURE_ETH_BRIDGE_LE
				if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
				{
					if (IPACM_Lan::cpe_to_usb_hdr_proc_ctx.valid == true)
					{
						eth_bridge_add_lan_client_rt_rule(data->mac_addr, SRC_LAN, IPA_IP_v4);
						eth_bridge_add_lan_client_rt_rule(data->mac_addr, SRC_LAN, IPA_IP_v6);
					}
					if (IPACM_Lan::wlan_to_usb_hdr_proc_ctx.valid == true)
					{
						eth_bridge_add_lan_client_rt_rule(data->mac_addr, SRC_WLAN, IPA_IP_v4);
						eth_bridge_add_lan_client_rt_rule(data->mac_addr, SRC_WLAN, IPA_IP_v6);
					}
				}
				if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
				{
					if (IPACM_Lan::usb_to_cpe_hdr_proc_ctx.valid == true)
					{
						eth_bridge_add_lan_client_rt_rule(data->mac_addr, SRC_LAN, IPA_IP_v4);
						eth_bridge_add_lan_client_rt_rule(data->mac_addr, SRC_LAN, IPA_IP_v6);
					}
					if (IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.valid == true)
					{
						eth_bridge_add_lan_client_rt_rule(data->mac_addr, SRC_WLAN, IPA_IP_v4);
						eth_bridge_add_lan_client_rt_rule(data->mac_addr, SRC_WLAN, IPA_IP_v6);
					}
				}
				eth_bridge_post_lan_client_event(data->mac_addr, IPA_ETH_BRIDGE_LAN_CLIENT_ADD_EVENT);
				eth_bridge_add_lan_client(data->mac_addr);
#endif
				return;
			}
		}
		break;

	case IPA_NEIGH_CLIENT_IP_ADDR_DEL_EVENT:
		{
			ipacm_event_data_all *data = (ipacm_event_data_all *)param;
			ipa_interface_index = iface_ipa_index_query(data->if_index);

			IPACMDBG_H("Received IPA_NEIGH_CLIENT_IP_ADDR_DEL_EVENT event. \n");
			IPACMDBG_H("check iface %s category: %d\n",IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].iface_name, IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat);
			/* if ODU in bridge mode, directly return */
			if ((ipa_interface_index == ipa_if_num) && (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
					&& (IPACM_Iface::ipacmcfg->ipacm_odu_router_mode == false))
			{
				IPACMDBG_H("ODU is in bridge mode, no action \n");
				return;
			}

			if (ipa_interface_index == ipa_if_num)
			{
#ifdef FEATURE_ETH_BRIDGE_LE
				if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
				{
					if (IPACM_Lan::cpe_to_usb_hdr_proc_ctx.valid == true)
					{
						eth_bridge_del_lan_client_rt_rule(data->mac_addr, SRC_LAN);
					}
					if (IPACM_Lan::wlan_to_usb_hdr_proc_ctx.valid == true)
					{
						eth_bridge_del_lan_client_rt_rule(data->mac_addr, SRC_WLAN);
					}
				}
				if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
				{
					if (IPACM_Lan::usb_to_cpe_hdr_proc_ctx.valid == true)
					{
						eth_bridge_del_lan_client_rt_rule(data->mac_addr, SRC_LAN);
					}
					if (IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.valid == true)
					{
						eth_bridge_del_lan_client_rt_rule(data->mac_addr, SRC_WLAN);
					}
				}
				eth_bridge_post_lan_client_event(data->mac_addr, IPA_ETH_BRIDGE_LAN_CLIENT_DEL_EVENT);
				eth_bridge_del_lan_client(data->mac_addr);
#endif
				IPACMDBG_H("LAN iface delete client \n");
				handle_eth_client_down_evt(data->mac_addr);
				handle_lan2lan_client_active(data, IPA_LAN_CLIENT_INACTIVE);
				return;
			}
		}
		break;

	case IPA_SW_ROUTING_ENABLE:
		IPACMDBG_H("Received IPA_SW_ROUTING_ENABLE\n");
		/* handle software routing enable event*/
		handle_software_routing_enable();
		break;

	case IPA_SW_ROUTING_DISABLE:
		IPACMDBG_H("Received IPA_SW_ROUTING_DISABLE\n");
		/* handle software routing disable event*/
		handle_software_routing_disable();
		break;

	case IPA_ETH_BRIDGE_LAN_CLIENT_ADD_EVENT:
			{
				IPACMDBG_H("Received IPA_ETH_BRIDGE_LAN_CLIENT_ADD_EVENT event.\n");
				ipacm_event_data_mac* mac = (ipacm_event_data_mac*)param;
				if(mac != NULL)
				{
					if (mac->if_index == ipa_if_num)
					{
						IPACMDBG_H("The event was sent by same interface, if_index: %d ignore. \n", mac->if_index);
						return;
					}
					if(ip_type == IPA_IP_v4 || ip_type == IPA_IP_MAX)
					{
						eth_bridge_add_lan_client_flt_rule(mac->mac_addr, IPA_IP_v4);
					}
					if(ip_type == IPA_IP_v6 || ip_type == IPA_IP_MAX)
					{
						eth_bridge_add_lan_client_flt_rule(mac->mac_addr, IPA_IP_v6);
					}
				}
				else
				{
					IPACMERR("Event MAC is empty.\n");
				}
			}
			break;

	case IPA_ETH_BRIDGE_LAN_CLIENT_DEL_EVENT:
			{
				IPACMDBG_H("Received IPA_ETH_BRIDGE_LAN_CLIENT_DEL_EVENT event.\n");
				ipacm_event_data_mac* mac = (ipacm_event_data_mac*)param;
				if(mac != NULL)
				{
					if (mac->if_index == ipa_if_num)
					{
						IPACMDBG_H("The event was sent by same interface, if_index: %d ignore. \n", mac->if_index);
						return;
					}
					if(eth_bridge_del_lan_client_flt_rule(mac->mac_addr) == IPACM_FAILURE)
					{
						IPACMDBG_H("Failed to delete lan client MAC based flt rule.\n");
					}
				}
				else
				{
					IPACMERR("Event MAC is empty.\n");
				}
			}
			break;

	case IPA_ETH_BRIDGE_WLAN_CLIENT_ADD_EVENT:
		{
			IPACMDBG_H("Received IPA_ETH_BRIDGE_WLAN_CLIENT_ADD_EVENT event.\n");
			ipacm_event_data_mac* mac = (ipacm_event_data_mac*)param;
			if(mac != NULL)
			{
				if(ip_type == IPA_IP_v4 || ip_type == IPA_IP_MAX)
				{
					eth_bridge_add_wlan_client_flt_rule(mac->mac_addr, IPA_IP_v4);
				}
				if(ip_type == IPA_IP_v6 || ip_type == IPA_IP_MAX)
				{
					eth_bridge_add_wlan_client_flt_rule(mac->mac_addr, IPA_IP_v6);
				}
			}
			else
			{
				IPACMERR("Event MAC is empty.\n");
			}
		}
		break;

	case IPA_ETH_BRIDGE_WLAN_CLIENT_DEL_EVENT:
		{
			IPACMDBG_H("Received IPA_ETH_BRIDGE_WLAN_CLIENT_DEL_EVENT event.\n");
			ipacm_event_data_mac* mac = (ipacm_event_data_mac*)param;
			if(mac != NULL)
			{
				if(eth_bridge_del_wlan_client_flt_rule(mac->mac_addr) == IPACM_FAILURE)
				{
					IPACMDBG_H("Failed to delete wlan client MAC based flt rule.\n");
				}
			}
			else
			{
				IPACMERR("Event MAC is empty.\n");
			}
		}
		break;

	case IPA_ETH_BRIDGE_HDR_PROC_CTX_SET_EVENT:
	{
		IPACMDBG_H("Received IPA_ETH_BRIDGE_HDR_PROC_CTX_SET_EVENT event.\n");
		int i;
		ipacm_event_data_if_cat* cat = (ipacm_event_data_if_cat*)param;
		if(cat == NULL)
		{
			IPACMERR("Event data is empty.\n");
			return;
		}
		if (cat->if_cat == IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat)
		{
			IPACMDBG_H("The event was sent by same interface, if_cat: %d ignore. \n", cat->if_cat);
			return;
		}

		for(i=0; i<IPACM_Lan::num_lan_client; i++)
		{
			if(IPACM_Lan::eth_bridge_lan_client[i].ipa_if_num == ipa_if_num)
			{
				if (cat->if_cat == WLAN_IF)
				{
					eth_bridge_add_lan_client_rt_rule(IPACM_Lan::eth_bridge_lan_client[i].mac, SRC_WLAN, IPA_IP_v4);
					eth_bridge_add_lan_client_rt_rule(IPACM_Lan::eth_bridge_lan_client[i].mac, SRC_WLAN, IPA_IP_v6);
				}
				else
				{
					eth_bridge_add_lan_client_rt_rule(IPACM_Lan::eth_bridge_lan_client[i].mac, SRC_LAN, IPA_IP_v4);
					eth_bridge_add_lan_client_rt_rule(IPACM_Lan::eth_bridge_lan_client[i].mac, SRC_LAN, IPA_IP_v6);
				}
			}
		}
	}
	break;

	case IPA_ETH_BRIDGE_HDR_PROC_CTX_UNSET_EVENT:
	{
		IPACMDBG_H("Received IPA_ETH_BRIDGE_HDR_PROC_CTX_UNSET_EVENT event.\n");
		int i;
		ipacm_event_data_if_cat* cat = (ipacm_event_data_if_cat*)param;
		if(cat == NULL)
		{
			IPACMERR("Event data is empty.\n");
			return;
		}
		if (cat->if_cat == IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat)
		{
			IPACMDBG_H("The event was sent by same interface, if_cat: %d ignore.\n", cat->if_cat);
			return;
		}

		for(i=0; i<IPACM_Lan::num_lan_client; i++)
		{
			if(IPACM_Lan::eth_bridge_lan_client[i].ipa_if_num == ipa_if_num)
			{
				if (cat->if_cat == WLAN_IF)
				{
					eth_bridge_del_lan_client_rt_rule(IPACM_Lan::eth_bridge_lan_client[i].mac, SRC_WLAN);
				}
				else
				{
					eth_bridge_del_lan_client_rt_rule(IPACM_Lan::eth_bridge_lan_client[i].mac, SRC_LAN);
				}
			}
		}
	}
	break;

	case IPA_CRADLE_WAN_MODE_SWITCH:
	{
		IPACMDBG_H("Received IPA_CRADLE_WAN_MODE_SWITCH event.\n");
		ipacm_event_cradle_wan_mode* wan_mode = (ipacm_event_cradle_wan_mode*)param;
		if(wan_mode == NULL)
		{
			IPACMERR("Event data is empty.\n");
			return;
		}

		if(wan_mode->cradle_wan_mode == BRIDGE)
		{
			handle_cradle_wan_mode_switch(true);
		}
		else
		{
			handle_cradle_wan_mode_switch(false);
		}
	}
	break;

	case IPA_TETHERING_STATS_UPDATE_EVENT:
	{
		IPACMDBG_H("Received IPA_TETHERING_STATS_UPDATE_EVENT event.\n");
		if (IPACM_Wan::isWanUP() || IPACM_Wan::isWanUP_V6())
		{
			if(IPACM_Wan::backhaul_is_sta_mode == false) /* LTE */
			{
				ipa_get_data_stats_resp_msg_v01 *data = (ipa_get_data_stats_resp_msg_v01 *)param;
				IPACMDBG("Received IPA_TETHERING_STATS_UPDATE_STATS ipa_stats_type: %d\n",data->ipa_stats_type);
				IPACMDBG("Received %d UL, %d DL pipe stats\n",data->ul_src_pipe_stats_list_len,
					data->dl_dst_pipe_stats_list_len);
				if (data->ipa_stats_type != QMI_IPA_STATS_TYPE_PIPE_V01)
				{
					IPACMERR("not valid pipe stats enum(%d)\n", data->ipa_stats_type);
					return;
				}
				handle_tethering_stats_event(data);
			}
		}
	}
	break;

	default:
		break;
	}

	return;
}

/* delete filter rule for wan_down event for IPv4*/
int IPACM_Lan::handle_wan_down(bool is_sta_mode)
{
	ipa_fltr_installed_notif_req_msg_v01 flt_index;
	int fd;

	fd = open(IPA_DEVICE_NAME, O_RDWR);
	if (0 == fd)
	{
		IPACMERR("Failed opening %s.\n", IPA_DEVICE_NAME);
		return IPACM_FAILURE;
	}

	if(is_sta_mode == false)
	{
		if (num_wan_ul_fl_rule_v4 > MAX_WAN_UL_FILTER_RULES)
		{
			IPACMERR("number of wan_ul_fl_rule_v4 > MAX_WAN_UL_FILTER_RULES, aborting...\n");
			close(fd);
			return IPACM_FAILURE;
		}
		if (m_filtering.DeleteFilteringHdls(wan_ul_fl_rule_hdl_v4,
			IPA_IP_v4, num_wan_ul_fl_rule_v4) == false)
		{
			IPACMERR("Error Deleting RuleTable(1) to Filtering, aborting...\n");
			close(fd);
			return IPACM_FAILURE;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, num_wan_ul_fl_rule_v4);

		memset(wan_ul_fl_rule_hdl_v4, 0, MAX_WAN_UL_FILTER_RULES * sizeof(uint32_t));
		num_wan_ul_fl_rule_v4 = 0;

		memset(&flt_index, 0, sizeof(flt_index));
		flt_index.source_pipe_index = ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, rx_prop->rx[0].src_pipe);
		flt_index.install_status = IPA_QMI_RESULT_SUCCESS_V01;
		flt_index.filter_index_list_len = 0;
		flt_index.embedded_pipe_index_valid = 1;
		flt_index.embedded_pipe_index = ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, IPA_CLIENT_APPS_LAN_WAN_PROD);
		flt_index.retain_header_valid = 1;
		flt_index.retain_header = 0;
		flt_index.embedded_call_mux_id_valid = 1;
		flt_index.embedded_call_mux_id = IPACM_Iface::ipacmcfg->GetQmapId();

		if(false == m_filtering.SendFilteringRuleIndex(&flt_index))
		{
			IPACMERR("Error sending filtering rule index, aborting...\n");
			close(fd);
			return IPACM_FAILURE;
		}
	}
	else
	{
		if (m_filtering.DeleteFilteringHdls(&lan_wan_fl_rule_hdl[0], IPA_IP_v4, 1) == false)
		{
			IPACMERR("Error Adding RuleTable(1) to Filtering, aborting...\n");
			close(fd);
			return IPACM_FAILURE;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, 1);
	}

	close(fd);
	return IPACM_SUCCESS;
}

/* handle new_address event*/
int IPACM_Lan::handle_addr_evt(ipacm_event_data_addr *data)
{
	struct ipa_ioc_add_rt_rule *rt_rule;
	struct ipa_rt_rule_add *rt_rule_entry;
	const int NUM_RULES = 1;
	int num_ipv6_addr;
	int res = IPACM_SUCCESS;

	IPACMDBG_H("set route/filter rule ip-type: %d \n", data->iptype);

/* Add private subnet*/
#ifdef FEATURE_IPA_ANDROID
if (data->iptype == IPA_IP_v4)
{
	IPACMDBG_H("current IPACM private subnet_addr number(%d)\n", IPACM_Iface::ipacmcfg->ipa_num_private_subnet);
	if_ipv4_subnet = (data->ipv4_addr >> 8) << 8;
	IPACMDBG_H(" Add IPACM private subnet_addr as: 0x%x \n", if_ipv4_subnet);
	if(IPACM_Iface::ipacmcfg->AddPrivateSubnet(if_ipv4_subnet, ipa_if_num) == false)
	{
		IPACMERR(" can't Add IPACM private subnet_addr as: 0x%x \n", if_ipv4_subnet);
	}
}
#endif /* defined(FEATURE_IPA_ANDROID)*/

	if (data->iptype == IPA_IP_v4)
	{
		rt_rule = (struct ipa_ioc_add_rt_rule *)
			 calloc(1, sizeof(struct ipa_ioc_add_rt_rule) +
							NUM_RULES * sizeof(struct ipa_rt_rule_add));

		if (!rt_rule)
		{
			IPACMERR("Error Locate ipa_ioc_add_rt_rule memory...\n");
			return IPACM_FAILURE;
		}

		rt_rule->commit = 1;
		rt_rule->num_rules = NUM_RULES;
		rt_rule->ip = data->iptype;
		rt_rule_entry = &rt_rule->rules[0];
		rt_rule_entry->at_rear = false;
		rt_rule_entry->rule.dst = IPA_CLIENT_APPS_LAN_CONS;  //go to A5
		rt_rule_entry->rule.attrib.attrib_mask = IPA_FLT_DST_ADDR;
   		strcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_lan_v4.name);
		rt_rule_entry->rule.attrib.u.v4.dst_addr      = data->ipv4_addr;
		rt_rule_entry->rule.attrib.u.v4.dst_addr_mask = 0xFFFFFFFF;
		if (false == m_routing.AddRoutingRule(rt_rule))
		{
			IPACMERR("Routing rule addition failed!\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else if (rt_rule_entry->status)
		{
			IPACMERR("rt rule adding failed. Result=%d\n", rt_rule_entry->status);
			res = rt_rule_entry->status;
			goto fail;
		}
		dft_rt_rule_hdl[0] = rt_rule_entry->rt_rule_hdl;
		IPACMDBG_H("ipv4 iface rt-rule hdl1=0x%x\n", dft_rt_rule_hdl[0]);
		/* initial multicast/broadcast/fragment filter rule */
#ifdef FEATURE_ETH_BRIDGE_LE
		init_fl_rule(data->iptype);
		eth_bridge_handle_dummy_wlan_client_flt_rule(data->iptype);
		eth_bridge_handle_dummy_lan_client_flt_rule(data->iptype);
		eth_bridge_install_cache_wlan_client_flt_rule(data->iptype);
		eth_bridge_install_cache_lan_client_flt_rule(data->iptype);
#else
#ifdef CT_OPT
		install_tcp_ctl_flt_rule(IPA_IP_v4);
#endif
		init_fl_rule(data->iptype);
		add_dummy_lan2lan_flt_rule(data->iptype);
#endif
	}
	else
	{
	    /* check if see that v6-addr already or not*/
	    for(num_ipv6_addr=0;num_ipv6_addr<num_dft_rt_v6;num_ipv6_addr++)
	    {
            if((ipv6_addr[num_ipv6_addr][0] == data->ipv6_addr[0]) &&
	           (ipv6_addr[num_ipv6_addr][1] == data->ipv6_addr[1]) &&
	           (ipv6_addr[num_ipv6_addr][2] == data->ipv6_addr[2]) &&
	           (ipv6_addr[num_ipv6_addr][3] == data->ipv6_addr[3]))
            {
				return IPACM_FAILURE;
				break;
	        }
	    }

		rt_rule = (struct ipa_ioc_add_rt_rule *)
			 calloc(1, sizeof(struct ipa_ioc_add_rt_rule) +
							NUM_RULES * sizeof(struct ipa_rt_rule_add));

		if (!rt_rule)
		{
			IPACMERR("Error Locate ipa_ioc_add_rt_rule memory...\n");
			return IPACM_FAILURE;
		}

		rt_rule->commit = 1;
		rt_rule->num_rules = NUM_RULES;
		rt_rule->ip = data->iptype;
		strcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_v6.name);

		rt_rule_entry = &rt_rule->rules[0];
		rt_rule_entry->at_rear = false;
		rt_rule_entry->rule.dst = IPA_CLIENT_APPS_LAN_CONS;  //go to A5
		rt_rule_entry->rule.attrib.attrib_mask = IPA_FLT_DST_ADDR;
		rt_rule_entry->rule.attrib.u.v6.dst_addr[0] = data->ipv6_addr[0];
		rt_rule_entry->rule.attrib.u.v6.dst_addr[1] = data->ipv6_addr[1];
		rt_rule_entry->rule.attrib.u.v6.dst_addr[2] = data->ipv6_addr[2];
		rt_rule_entry->rule.attrib.u.v6.dst_addr[3] = data->ipv6_addr[3];
		rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[0] = 0xFFFFFFFF;
		rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[1] = 0xFFFFFFFF;
		rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[2] = 0xFFFFFFFF;
		rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[3] = 0xFFFFFFFF;
		ipv6_addr[num_dft_rt_v6][0] = data->ipv6_addr[0];
		ipv6_addr[num_dft_rt_v6][1] = data->ipv6_addr[1];
		ipv6_addr[num_dft_rt_v6][2] = data->ipv6_addr[2];
		ipv6_addr[num_dft_rt_v6][3] = data->ipv6_addr[3];

		if (false == m_routing.AddRoutingRule(rt_rule))
		{
			IPACMERR("Routing rule addition failed!\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else if (rt_rule_entry->status)
		{
			IPACMERR("rt rule adding failed. Result=%d\n", rt_rule_entry->status);
			res = rt_rule_entry->status;
			goto fail;
		}
		dft_rt_rule_hdl[MAX_DEFAULT_v4_ROUTE_RULES + 2*num_dft_rt_v6] = rt_rule_entry->rt_rule_hdl;

		/* setup same rule for v6_wan table*/
		strcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_wan_v6.name);
		if (false == m_routing.AddRoutingRule(rt_rule))
		{
			IPACMERR("Routing rule addition failed!\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else if (rt_rule_entry->status)
		{
			IPACMERR("rt rule adding failed. Result=%d\n", rt_rule_entry->status);
			res = rt_rule_entry->status;
			goto fail;
		}
		dft_rt_rule_hdl[MAX_DEFAULT_v4_ROUTE_RULES + 2*num_dft_rt_v6+1] = rt_rule_entry->rt_rule_hdl;

		IPACMDBG_H("ipv6 wan iface rt-rule hdl=0x%x hdl=0x%x, num_dft_rt_v6: %d \n",
		          dft_rt_rule_hdl[MAX_DEFAULT_v4_ROUTE_RULES + 2*num_dft_rt_v6],
		          dft_rt_rule_hdl[MAX_DEFAULT_v4_ROUTE_RULES + 2*num_dft_rt_v6+1],num_dft_rt_v6);

		if (num_dft_rt_v6 == 0)
		{
			/* initial multicast/broadcast/fragment filter rule */
#ifdef FEATURE_ETH_BRIDGE_LE
			eth_bridge_handle_dummy_wlan_client_flt_rule(data->iptype);
			eth_bridge_handle_dummy_lan_client_flt_rule(data->iptype);
			eth_bridge_install_cache_wlan_client_flt_rule(data->iptype);
			eth_bridge_install_cache_lan_client_flt_rule(data->iptype);
			init_fl_rule(data->iptype);
#else
#ifdef CT_OPT
			install_tcp_ctl_flt_rule(IPA_IP_v6);
#endif
			add_dummy_lan2lan_flt_rule(data->iptype);
			init_fl_rule(data->iptype);
#endif
		}
		num_dft_rt_v6++;
		IPACMDBG_H("number of default route rules %d\n", num_dft_rt_v6);
	}

	IPACMDBG_H("finish route/filter rule ip-type: %d, res(%d)\n", data->iptype, res);

fail:
	free(rt_rule);
	return res;
}

/* configure private subnet filter rules*/
int IPACM_Lan::handle_private_subnet(ipa_ip_type iptype)
{
	struct ipa_flt_rule_add flt_rule_entry;
	int i;

	ipa_ioc_add_flt_rule *m_pFilteringTable;

	IPACMDBG_H("lan->handle_private_subnet(); set route/filter rule \n");

	if (rx_prop == NULL)
	{
		IPACMDBG_H("No rx properties registered for iface %s\n", dev_name);
		return IPACM_SUCCESS;
	}

	if (iptype == IPA_IP_v4)
	{

		m_pFilteringTable = (struct ipa_ioc_add_flt_rule *)
			 calloc(1,
							sizeof(struct ipa_ioc_add_flt_rule) +
							(IPACM_Iface::ipacmcfg->ipa_num_private_subnet) * sizeof(struct ipa_flt_rule_add)
							);
		if (!m_pFilteringTable)
		{
			PERROR("Error Locate ipa_flt_rule_add memory...\n");
			return IPACM_FAILURE;
		}
		m_pFilteringTable->commit = 1;
		m_pFilteringTable->ep = rx_prop->rx[0].src_pipe;
		m_pFilteringTable->global = false;
		m_pFilteringTable->ip = IPA_IP_v4;
		m_pFilteringTable->num_rules = (uint8_t)IPACM_Iface::ipacmcfg->ipa_num_private_subnet;

		if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_lan_v4))
		{
			IPACMERR("LAN m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_lan_v4=0x%p) Failed.\n", &IPACM_Iface::ipacmcfg->rt_tbl_lan_v4);
			free(m_pFilteringTable);
			return IPACM_FAILURE;
		}

		/* Make LAN-traffic always go A5, use default IPA-RT table */
		if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_default_v4))
		{
			IPACMERR("LAN m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_default_v4=0x%p) Failed.\n", &IPACM_Iface::ipacmcfg->rt_tbl_default_v4);
			free(m_pFilteringTable);
			return IPACM_FAILURE;
		}

		for (i = 0; i < (IPACM_Iface::ipacmcfg->ipa_num_private_subnet); i++)
		{
			memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add));
			flt_rule_entry.at_rear = true;
			flt_rule_entry.rule.retain_hdr = 1;
			flt_rule_entry.flt_rule_hdl = -1;
			flt_rule_entry.status = -1;
			flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING;

                        /* Support private subnet feature including guest-AP can't talk to primary AP etc */
			flt_rule_entry.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_default_v4.hdl;
			IPACMDBG_H(" private filter rule use table: %s\n",IPACM_Iface::ipacmcfg->rt_tbl_default_v4.name);

			memcpy(&flt_rule_entry.rule.attrib,
						 &rx_prop->rx[0].attrib,
						 sizeof(flt_rule_entry.rule.attrib));
			flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
			flt_rule_entry.rule.attrib.u.v4.dst_addr_mask = IPACM_Iface::ipacmcfg->private_subnet_table[i].subnet_mask;
			flt_rule_entry.rule.attrib.u.v4.dst_addr = IPACM_Iface::ipacmcfg->private_subnet_table[i].subnet_addr;
			memcpy(&(m_pFilteringTable->rules[i]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add));
			IPACMDBG_H("Loop %d  5\n", i);
		}

		if (false == m_filtering.AddFilteringRule(m_pFilteringTable))
		{
			IPACMERR("Error Adding RuleTable(0) to Filtering, aborting...\n");
			free(m_pFilteringTable);
			return IPACM_FAILURE;
		}
		IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, IPACM_Iface::ipacmcfg->ipa_num_private_subnet);

		/* copy filter rule hdls */
		for (i = 0; i < IPACM_Iface::ipacmcfg->ipa_num_private_subnet; i++)
		{
			private_fl_rule_hdl[i] = m_pFilteringTable->rules[i].flt_rule_hdl;
		}
		free(m_pFilteringTable);
	}
	else
	{
		IPACMDBG_H("No private subnet rules for ipv6 iface %s\n", dev_name);
	}
	return IPACM_SUCCESS;
}


/* for STA mode wan up:  configure filter rule for wan_up event*/
int IPACM_Lan::handle_wan_up(ipa_ip_type ip_type)
{
	struct ipa_flt_rule_add flt_rule_entry;
	int len = 0;
	ipa_ioc_add_flt_rule *m_pFilteringTable;

	IPACMDBG_H("set WAN interface as default filter rule\n");

	if (rx_prop == NULL)
	{
		IPACMDBG_H("No rx properties registered for iface %s\n", dev_name);
		return IPACM_SUCCESS;
	}

	if(ip_type == IPA_IP_v4)
	{
		len = sizeof(struct ipa_ioc_add_flt_rule) + (1 * sizeof(struct ipa_flt_rule_add));
		m_pFilteringTable = (struct ipa_ioc_add_flt_rule *)calloc(1, len);
		if (m_pFilteringTable == NULL)
		{
			PERROR("Error Locate ipa_flt_rule_add memory...\n");
			return IPACM_FAILURE;
		}

		m_pFilteringTable->commit = 1;
		m_pFilteringTable->ep = rx_prop->rx[0].src_pipe;
		m_pFilteringTable->global = false;
		m_pFilteringTable->ip = IPA_IP_v4;
		m_pFilteringTable->num_rules = (uint8_t)1;

		IPACMDBG_H("Retrieving routing hanle for table: %s\n",
						 IPACM_Iface::ipacmcfg->rt_tbl_wan_v4.name);
		if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_wan_v4))
		{
			IPACMERR("m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_wan_v4=0x%p) Failed.\n",
							 &IPACM_Iface::ipacmcfg->rt_tbl_wan_v4);
			free(m_pFilteringTable);
			return IPACM_FAILURE;
		}
		IPACMDBG_H("Routing hanle for table: %d\n", IPACM_Iface::ipacmcfg->rt_tbl_wan_v4.hdl);


		memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add)); // Zero All Fields
		flt_rule_entry.at_rear = true;
		flt_rule_entry.flt_rule_hdl = -1;
		flt_rule_entry.status = -1;
		if(IPACM_Wan::isWan_Bridge_Mode())
		{
			flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING;
		}
		else
		{
			flt_rule_entry.rule.action = IPA_PASS_TO_SRC_NAT; //IPA_PASS_TO_ROUTING
		}
		flt_rule_entry.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_wan_v4.hdl;

		memcpy(&flt_rule_entry.rule.attrib,
					 &rx_prop->rx[0].attrib,
					 sizeof(flt_rule_entry.rule.attrib));

		flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
		flt_rule_entry.rule.attrib.u.v4.dst_addr_mask = 0x0;
		flt_rule_entry.rule.attrib.u.v4.dst_addr = 0x0;

		memcpy(&m_pFilteringTable->rules[0], &flt_rule_entry, sizeof(flt_rule_entry));
		if (false == m_filtering.AddFilteringRule(m_pFilteringTable))
		{
			IPACMERR("Error Adding RuleTable(0) to Filtering, aborting...\n");
			free(m_pFilteringTable);
			return IPACM_FAILURE;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, 1);
			IPACMDBG_H("flt rule hdl0=0x%x, status=0x%x\n",
							 m_pFilteringTable->rules[0].flt_rule_hdl,
							 m_pFilteringTable->rules[0].status);
		}


		/* copy filter hdls  */
		lan_wan_fl_rule_hdl[0] = m_pFilteringTable->rules[0].flt_rule_hdl;
		free(m_pFilteringTable);
	}
	else if(ip_type == IPA_IP_v6)
	{
		/* add default v6 filter rule */
		m_pFilteringTable = (struct ipa_ioc_add_flt_rule *)
			 calloc(1, sizeof(struct ipa_ioc_add_flt_rule) +
					1 * sizeof(struct ipa_flt_rule_add));

		if (!m_pFilteringTable)
		{
			PERROR("Error Locate ipa_flt_rule_add memory...\n");
			return IPACM_FAILURE;
		}

		m_pFilteringTable->commit = 1;
		m_pFilteringTable->ep = rx_prop->rx[0].src_pipe;
		m_pFilteringTable->global = false;
		m_pFilteringTable->ip = IPA_IP_v6;
		m_pFilteringTable->num_rules = (uint8_t)1;

		if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_v6))
		{
			IPACMERR("m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_v6=0x%p) Failed.\n", &IPACM_Iface::ipacmcfg->rt_tbl_v6);
			free(m_pFilteringTable);
			return IPACM_FAILURE;
		}

		memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add));

		flt_rule_entry.at_rear = true;
		flt_rule_entry.flt_rule_hdl = -1;
		flt_rule_entry.status = -1;
		flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING;
			flt_rule_entry.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_v6.hdl;

		memcpy(&flt_rule_entry.rule.attrib,
					 &rx_prop->rx[0].attrib,
					 sizeof(flt_rule_entry.rule.attrib));

		flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
		flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[0] = 0x00000000;
		flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[1] = 0x00000000;
		flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[2] = 0x00000000;
		flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[3] = 0x00000000;
		flt_rule_entry.rule.attrib.u.v6.dst_addr[0] = 0X00000000;
		flt_rule_entry.rule.attrib.u.v6.dst_addr[1] = 0x00000000;
		flt_rule_entry.rule.attrib.u.v6.dst_addr[2] = 0x00000000;
		flt_rule_entry.rule.attrib.u.v6.dst_addr[3] = 0X00000000;

		memcpy(&(m_pFilteringTable->rules[0]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add));
		if (false == m_filtering.AddFilteringRule(m_pFilteringTable))
		{
			IPACMERR("Error Adding Filtering rule, aborting...\n");
			free(m_pFilteringTable);
			return IPACM_FAILURE;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1);
			IPACMDBG_H("flt rule hdl0=0x%x, status=0x%x\n", m_pFilteringTable->rules[0].flt_rule_hdl, m_pFilteringTable->rules[0].status);
		}

		/* copy filter hdls */
		dft_v6fl_rule_hdl[IPV6_DEFAULT_FILTERTING_RULES] = m_pFilteringTable->rules[0].flt_rule_hdl;
		free(m_pFilteringTable);
	}

	return IPACM_SUCCESS;
}

int IPACM_Lan::handle_wan_up_ex(ipacm_ext_prop *ext_prop, ipa_ip_type iptype, uint8_t xlat_mux_id)
{
	int fd, ret = IPACM_SUCCESS, cnt;
	IPACM_Config* ipacm_config = IPACM_Iface::ipacmcfg;
	struct ipa_ioc_write_qmapid mux;

	if(rx_prop != NULL)
	{
		/* give mud ID to IPA-driver for WLAN/LAN pkts */
		fd = open(IPA_DEVICE_NAME, O_RDWR);
		if (0 == fd)
		{
			IPACMDBG_H("Failed opening %s.\n", IPA_DEVICE_NAME);
			return IPACM_FAILURE;
		}

		mux.qmap_id = ipacm_config->GetQmapId();
		for(cnt=0; cnt<rx_prop->num_rx_props; cnt++)
		{
			mux.client = rx_prop->rx[cnt].src_pipe;
			ret = ioctl(fd, IPA_IOC_WRITE_QMAPID, &mux);
			if (ret)
			{
				IPACMERR("Failed to write mux id %d\n", mux.qmap_id);
				close(fd);
				return IPACM_FAILURE;
			}
		}
		close(fd);
	}

	/* check only add static UL filter rule once */
	if ((num_dft_rt_v6 ==1 && iptype ==IPA_IP_v6) ||
			(iptype ==IPA_IP_v4))
	{
		IPACMDBG_H("num_dft_rt_v6 %d iptype %d xlat_mux_id: %d \n", num_dft_rt_v6, iptype, xlat_mux_id);
		ret = handle_uplink_filter_rule(ext_prop, iptype, xlat_mux_id);
	}
	return ret;
}

/* handle ETH client initial, construct full headers (tx property) */
int IPACM_Lan::handle_eth_hdr_init(uint8_t *mac_addr)
{

#define ETH_IFACE_INDEX_LEN 2

	int res = IPACM_SUCCESS, len = 0;
	char index[ETH_IFACE_INDEX_LEN];
	struct ipa_ioc_copy_hdr sCopyHeader;
	struct ipa_ioc_add_hdr *pHeaderDescriptor = NULL;
	uint32_t cnt;
	int clnt_indx;

	clnt_indx = get_eth_client_index(mac_addr);

	if (clnt_indx != IPACM_INVALID_INDEX)
	{
		IPACMERR("eth client is found/attached already with index %d \n", clnt_indx);
		return IPACM_FAILURE;
	}

	/* add header to IPA */
	if (num_eth_client >= IPA_MAX_NUM_ETH_CLIENTS)
	{
		IPACMERR("Reached maximum number(%d) of eth clients\n", IPA_MAX_NUM_ETH_CLIENTS);
		return IPACM_FAILURE;
	}

	IPACMDBG_H("ETH client number: %d\n", num_eth_client);

	memcpy(get_client_memptr(eth_client, num_eth_client)->mac,
				 mac_addr,
				 sizeof(get_client_memptr(eth_client, num_eth_client)->mac));


	IPACMDBG_H("Received Client MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
					 mac_addr[0], mac_addr[1], mac_addr[2],
					 mac_addr[3], mac_addr[4], mac_addr[5]);

	IPACMDBG_H("stored MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
					 get_client_memptr(eth_client, num_eth_client)->mac[0],
					 get_client_memptr(eth_client, num_eth_client)->mac[1],
					 get_client_memptr(eth_client, num_eth_client)->mac[2],
					 get_client_memptr(eth_client, num_eth_client)->mac[3],
					 get_client_memptr(eth_client, num_eth_client)->mac[4],
					 get_client_memptr(eth_client, num_eth_client)->mac[5]);

	/* add header to IPA */
	if(tx_prop != NULL)
	{
		len = sizeof(struct ipa_ioc_add_hdr) + (1 * sizeof(struct ipa_hdr_add));
		pHeaderDescriptor = (struct ipa_ioc_add_hdr *)calloc(1, len);
		if (pHeaderDescriptor == NULL)
		{
			IPACMERR("calloc failed to allocate pHeaderDescriptor\n");
			return IPACM_FAILURE;
		}

		/* copy partial header for v4*/
		for (cnt=0; cnt<tx_prop->num_tx_props; cnt++)
		{
				 if(tx_prop->tx[cnt].ip==IPA_IP_v4)
				 {
								IPACMDBG_H("Got partial v4-header name from %d tx props\n", cnt);
								memset(&sCopyHeader, 0, sizeof(sCopyHeader));
								memcpy(sCopyHeader.name,
											 tx_prop->tx[cnt].hdr_name,
											 sizeof(sCopyHeader.name));

								IPACMDBG_H("header name: %s in tx:%d\n", sCopyHeader.name,cnt);
								if (m_header.CopyHeader(&sCopyHeader) == false)
								{
									PERROR("ioctl copy header failed");
									res = IPACM_FAILURE;
									goto fail;
								}

								IPACMDBG_H("header length: %d, paritial: %d\n", sCopyHeader.hdr_len, sCopyHeader.is_partial);
								IPACMDBG_H("header eth2_ofst_valid: %d, eth2_ofst: %d\n", sCopyHeader.is_eth2_ofst_valid, sCopyHeader.eth2_ofst);
								if (sCopyHeader.hdr_len > IPA_HDR_MAX_SIZE)
								{
									IPACMERR("header oversize\n");
									res = IPACM_FAILURE;
									goto fail;
								}
								else
								{
									memcpy(pHeaderDescriptor->hdr[0].hdr,
												 sCopyHeader.hdr,
												 sCopyHeader.hdr_len);
								}

								/* copy client mac_addr to partial header */
								if (sCopyHeader.is_eth2_ofst_valid)
								{
									memcpy(&pHeaderDescriptor->hdr[0].hdr[sCopyHeader.eth2_ofst],
											 mac_addr,
											 IPA_MAC_ADDR_SIZE);
								}

								pHeaderDescriptor->commit = true;
								pHeaderDescriptor->num_hdrs = 1;

								memset(pHeaderDescriptor->hdr[0].name, 0,
											 sizeof(pHeaderDescriptor->hdr[0].name));

								snprintf(index,sizeof(index), "%d", ipa_if_num);
								strlcpy(pHeaderDescriptor->hdr[0].name, index, sizeof(pHeaderDescriptor->hdr[0].name));

								if (strlcat(pHeaderDescriptor->hdr[0].name, IPA_ETH_HDR_NAME_v4, sizeof(pHeaderDescriptor->hdr[0].name)) > IPA_RESOURCE_NAME_MAX)
								{
									IPACMERR(" header name construction failed exceed length (%d)\n", strlen(pHeaderDescriptor->hdr[0].name));
									res = IPACM_FAILURE;
									goto fail;
								}

								snprintf(index,sizeof(index), "%d", header_name_count);
								if (strlcat(pHeaderDescriptor->hdr[0].name, index, sizeof(pHeaderDescriptor->hdr[0].name)) > IPA_RESOURCE_NAME_MAX)
								{
									IPACMERR(" header name construction failed exceed length (%d)\n", strlen(pHeaderDescriptor->hdr[0].name));
									res = IPACM_FAILURE;
									goto fail;
								}

								pHeaderDescriptor->hdr[0].hdr_len = sCopyHeader.hdr_len;
								pHeaderDescriptor->hdr[0].hdr_hdl = -1;
								pHeaderDescriptor->hdr[0].is_partial = 0;
								pHeaderDescriptor->hdr[0].status = -1;

					 if (m_header.AddHeader(pHeaderDescriptor) == false ||
							pHeaderDescriptor->hdr[0].status != 0)
					 {
						IPACMERR("ioctl IPA_IOC_ADD_HDR failed: %d\n", pHeaderDescriptor->hdr[0].status);
						res = IPACM_FAILURE;
						goto fail;
					 }

					get_client_memptr(eth_client, num_eth_client)->hdr_hdl_v4 = pHeaderDescriptor->hdr[0].hdr_hdl;
					IPACMDBG_H("eth-client(%d) v4 full header name:%s header handle:(0x%x)\n",
												 num_eth_client,
												 pHeaderDescriptor->hdr[0].name,
												 get_client_memptr(eth_client, num_eth_client)->hdr_hdl_v4);
									get_client_memptr(eth_client, num_eth_client)->ipv4_header_set=true;

					break;
				 }
		}


		/* copy partial header for v6*/
		for (cnt=0; cnt<tx_prop->num_tx_props; cnt++)
		{
			if(tx_prop->tx[cnt].ip==IPA_IP_v6)
			{

				IPACMDBG_H("Got partial v6-header name from %d tx props\n", cnt);
				memset(&sCopyHeader, 0, sizeof(sCopyHeader));
				memcpy(sCopyHeader.name,
						tx_prop->tx[cnt].hdr_name,
							sizeof(sCopyHeader.name));

				IPACMDBG_H("header name: %s in tx:%d\n", sCopyHeader.name,cnt);
				if (m_header.CopyHeader(&sCopyHeader) == false)
				{
					PERROR("ioctl copy header failed");
					res = IPACM_FAILURE;
					goto fail;
				}

				IPACMDBG_H("header length: %d, paritial: %d\n", sCopyHeader.hdr_len, sCopyHeader.is_partial);
				IPACMDBG_H("header eth2_ofst_valid: %d, eth2_ofst: %d\n", sCopyHeader.is_eth2_ofst_valid, sCopyHeader.eth2_ofst);
				if (sCopyHeader.hdr_len > IPA_HDR_MAX_SIZE)
				{
					IPACMERR("header oversize\n");
					res = IPACM_FAILURE;
					goto fail;
				}
				else
				{
					memcpy(pHeaderDescriptor->hdr[0].hdr,
							sCopyHeader.hdr,
								sCopyHeader.hdr_len);
				}

				/* copy client mac_addr to partial header */
				if (sCopyHeader.is_eth2_ofst_valid)
				{
					memcpy(&pHeaderDescriptor->hdr[0].hdr[sCopyHeader.eth2_ofst],
						mac_addr,
						IPA_MAC_ADDR_SIZE);
				}
				pHeaderDescriptor->commit = true;
				pHeaderDescriptor->num_hdrs = 1;

				memset(pHeaderDescriptor->hdr[0].name, 0,
					 sizeof(pHeaderDescriptor->hdr[0].name));

				snprintf(index,sizeof(index), "%d", ipa_if_num);
				strlcpy(pHeaderDescriptor->hdr[0].name, index, sizeof(pHeaderDescriptor->hdr[0].name));

				if (strlcat(pHeaderDescriptor->hdr[0].name, IPA_ETH_HDR_NAME_v6, sizeof(pHeaderDescriptor->hdr[0].name)) > IPA_RESOURCE_NAME_MAX)
				{
					IPACMERR(" header name construction failed exceed length (%d)\n", strlen(pHeaderDescriptor->hdr[0].name));
					res = IPACM_FAILURE;
					goto fail;
				}
				snprintf(index,sizeof(index), "%d", header_name_count);
				if (strlcat(pHeaderDescriptor->hdr[0].name, index, sizeof(pHeaderDescriptor->hdr[0].name)) > IPA_RESOURCE_NAME_MAX)
				{
					IPACMERR(" header name construction failed exceed length (%d)\n", strlen(pHeaderDescriptor->hdr[0].name));
					res = IPACM_FAILURE;
					goto fail;
				}

				pHeaderDescriptor->hdr[0].hdr_len = sCopyHeader.hdr_len;
				pHeaderDescriptor->hdr[0].hdr_hdl = -1;
				pHeaderDescriptor->hdr[0].is_partial = 0;
				pHeaderDescriptor->hdr[0].status = -1;

				if (m_header.AddHeader(pHeaderDescriptor) == false ||
						pHeaderDescriptor->hdr[0].status != 0)
				{
					IPACMERR("ioctl IPA_IOC_ADD_HDR failed: %d\n", pHeaderDescriptor->hdr[0].status);
					res = IPACM_FAILURE;
					goto fail;
				}

				get_client_memptr(eth_client, num_eth_client)->hdr_hdl_v6 = pHeaderDescriptor->hdr[0].hdr_hdl;
				IPACMDBG_H("eth-client(%d) v6 full header name:%s header handle:(0x%x)\n",
						 num_eth_client,
						 pHeaderDescriptor->hdr[0].name,
									 get_client_memptr(eth_client, num_eth_client)->hdr_hdl_v6);

									get_client_memptr(eth_client, num_eth_client)->ipv6_header_set=true;

				break;

			}
		}
		/* initialize wifi client*/
		get_client_memptr(eth_client, num_eth_client)->route_rule_set_v4 = false;
		get_client_memptr(eth_client, num_eth_client)->route_rule_set_v6 = 0;
		get_client_memptr(eth_client, num_eth_client)->ipv4_set = false;
		get_client_memptr(eth_client, num_eth_client)->ipv6_set = 0;
		num_eth_client++;
		header_name_count++; //keep increasing header_name_count
		res = IPACM_SUCCESS;
		IPACMDBG_H("eth client number: %d\n", num_eth_client);
	}
	else
	{
		return res;
	}
fail:
	free(pHeaderDescriptor);

	return res;
}

/*handle eth client */
int IPACM_Lan::handle_eth_client_ipaddr(ipacm_event_data_all *data)
{
	int clnt_indx;
	int v6_num;

	IPACMDBG_H("number of eth clients: %d\n", num_eth_client);
	IPACMDBG_H(" event MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
					 data->mac_addr[0],
					 data->mac_addr[1],
					 data->mac_addr[2],
					 data->mac_addr[3],
					 data->mac_addr[4],
					 data->mac_addr[5]);

	clnt_indx = get_eth_client_index(data->mac_addr);

		if (clnt_indx == IPACM_INVALID_INDEX)
		{
			IPACMERR("eth client not found/attached \n");
			return IPACM_FAILURE;
		}

	IPACMDBG_H("Ip-type received %d\n", data->iptype);
	if (data->iptype == IPA_IP_v4)
	{
		IPACMDBG_H("ipv4 address: 0x%x\n", data->ipv4_addr);
		if (data->ipv4_addr != 0) /* not 0.0.0.0 */
		{
			if (get_client_memptr(eth_client, clnt_indx)->ipv4_set == false)
			{
				get_client_memptr(eth_client, clnt_indx)->v4_addr = data->ipv4_addr;
				get_client_memptr(eth_client, clnt_indx)->ipv4_set = true;
			}
			else
			{
			   /* check if client got new IPv4 address*/
			   if(data->ipv4_addr == get_client_memptr(eth_client, clnt_indx)->v4_addr)
			   {
			     IPACMDBG_H("Already setup ipv4 addr for client:%d, ipv4 address didn't change\n", clnt_indx);
				 return IPACM_FAILURE;
			   }
			   else
			   {
					IPACMDBG_H("ipv4 addr for client:%d is changed \n", clnt_indx);
					/* delete NAT rules first */
					CtList->HandleNeighIpAddrDelEvt(get_client_memptr(eth_client, clnt_indx)->v4_addr);
					delete_eth_rtrules(clnt_indx,IPA_IP_v4);
					get_client_memptr(eth_client, clnt_indx)->route_rule_set_v4 = false;
					get_client_memptr(eth_client, clnt_indx)->v4_addr = data->ipv4_addr;
				}
		}
	}
	else
	{
		    IPACMDBG_H("Invalid client IPv4 address \n");
		    return IPACM_FAILURE;
		}
	}
	else
	{
		if ((data->ipv6_addr[0] != 0) || (data->ipv6_addr[1] != 0) ||
				(data->ipv6_addr[2] != 0) || (data->ipv6_addr[3] || 0)) /* check if all 0 not valid ipv6 address */
		{
		   IPACMDBG_H("ipv6 address: 0x%x:%x:%x:%x\n", data->ipv6_addr[0], data->ipv6_addr[1], data->ipv6_addr[2], data->ipv6_addr[3]);
                   if(get_client_memptr(eth_client, clnt_indx)->ipv6_set < IPV6_NUM_ADDR)
		   {

		       for(v6_num=0;v6_num < get_client_memptr(eth_client, clnt_indx)->ipv6_set;v6_num++)
	               {
			      if( data->ipv6_addr[0] == get_client_memptr(eth_client, clnt_indx)->v6_addr[v6_num][0] &&
			           data->ipv6_addr[1] == get_client_memptr(eth_client, clnt_indx)->v6_addr[v6_num][1] &&
			  	        data->ipv6_addr[2]== get_client_memptr(eth_client, clnt_indx)->v6_addr[v6_num][2] &&
			  	         data->ipv6_addr[3] == get_client_memptr(eth_client, clnt_indx)->v6_addr[v6_num][3])
			      {
			  	    IPACMDBG_H("Already see this ipv6 addr for client:%d\n", clnt_indx);
			  	    return IPACM_FAILURE; /* not setup the RT rules*/
			  		break;
			      }
		       }

		       /* not see this ipv6 before for wifi client*/
			   get_client_memptr(eth_client, clnt_indx)->v6_addr[get_client_memptr(eth_client, clnt_indx)->ipv6_set][0] = data->ipv6_addr[0];
			   get_client_memptr(eth_client, clnt_indx)->v6_addr[get_client_memptr(eth_client, clnt_indx)->ipv6_set][1] = data->ipv6_addr[1];
			   get_client_memptr(eth_client, clnt_indx)->v6_addr[get_client_memptr(eth_client, clnt_indx)->ipv6_set][2] = data->ipv6_addr[2];
			   get_client_memptr(eth_client, clnt_indx)->v6_addr[get_client_memptr(eth_client, clnt_indx)->ipv6_set][3] = data->ipv6_addr[3];
			   get_client_memptr(eth_client, clnt_indx)->ipv6_set++;
		    }
		    else
		    {
		         IPACMDBG_H("Already got 3 ipv6 addr for client:%d\n", clnt_indx);
			 return IPACM_FAILURE; /* not setup the RT rules*/
		    }
		}
	}

	return IPACM_SUCCESS;
}

/*handle eth client routing rule*/
int IPACM_Lan::handle_eth_client_route_rule(uint8_t *mac_addr, ipa_ip_type iptype)
{
	struct ipa_ioc_add_rt_rule *rt_rule;
	struct ipa_rt_rule_add *rt_rule_entry;
	uint32_t tx_index;
	int eth_index,v6_num;
	const int NUM = 1;

	if(tx_prop == NULL)
	{
		IPACMDBG_H("No rx properties registered for iface %s\n", dev_name);
		return IPACM_SUCCESS;
	}

	IPACMDBG_H("Received mac_addr MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
					 mac_addr[0], mac_addr[1], mac_addr[2],
					 mac_addr[3], mac_addr[4], mac_addr[5]);

	eth_index = get_eth_client_index(mac_addr);
	if (eth_index == IPACM_INVALID_INDEX)
	{
		IPACMDBG_H("eth client not found/attached \n");
		return IPACM_SUCCESS;
	}

	if (iptype==IPA_IP_v4) {
		IPACMDBG_H("eth client index: %d, ip-type: %d, ipv4_set:%d, ipv4_rule_set:%d \n", eth_index, iptype,
					 get_client_memptr(eth_client, eth_index)->ipv4_set,
					 get_client_memptr(eth_client, eth_index)->route_rule_set_v4);
	} else {
		IPACMDBG_H("eth client index: %d, ip-type: %d, ipv6_set:%d, ipv6_rule_num:%d \n", eth_index, iptype,
					 get_client_memptr(eth_client, eth_index)->ipv6_set,
					 get_client_memptr(eth_client, eth_index)->route_rule_set_v6);
	}

	/* Add default routing rules if not set yet */
	if ((iptype == IPA_IP_v4
			 && get_client_memptr(eth_client, eth_index)->route_rule_set_v4 == false
			 && get_client_memptr(eth_client, eth_index)->ipv4_set == true)
			|| (iptype == IPA_IP_v6
		            && get_client_memptr(eth_client, eth_index)->route_rule_set_v6 < get_client_memptr(eth_client, eth_index)->ipv6_set
					))
	{

        /* Add corresponding ipa_rm_resource_name of TX-endpoint up before IPV6 RT-rule set */
		IPACMDBG_H("dev %s add producer dependency\n", dev_name);
		if (tx_prop != NULL)
		{
			IPACMDBG_H("depend Got pipe %d rm index : %d \n", tx_prop->tx[0].dst_pipe, IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[tx_prop->tx[0].dst_pipe]);
			IPACM_Iface::ipacmcfg->AddRmDepend(IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[tx_prop->tx[0].dst_pipe],false);
		}
		rt_rule = (struct ipa_ioc_add_rt_rule *)
			 calloc(1, sizeof(struct ipa_ioc_add_rt_rule) +
						NUM * sizeof(struct ipa_rt_rule_add));

		if (rt_rule == NULL)
		{
			PERROR("Error Locate ipa_ioc_add_rt_rule memory...\n");
			return IPACM_FAILURE;
		}

		rt_rule->commit = 1;
		rt_rule->num_rules = (uint8_t)NUM;
		rt_rule->ip = iptype;

		for (tx_index = 0; tx_index < iface_query->num_tx_props; tx_index++)
		{
			if(iptype != tx_prop->tx[tx_index].ip)
		    {
				IPACMDBG_H("Tx:%d, ip-type: %d conflict ip-type: %d no RT-rule added\n",
						tx_index, tx_prop->tx[tx_index].ip,iptype);
		   	        continue;
		    }

  	   	    rt_rule_entry = &rt_rule->rules[0];
			rt_rule_entry->at_rear = 0;

			if (iptype == IPA_IP_v4)
			{
		        IPACMDBG_H("client index(%d):ipv4 address: 0x%x\n", eth_index,
		  		        get_client_memptr(eth_client, eth_index)->v4_addr);

                IPACMDBG_H("client(%d): v4 header handle:(0x%x)\n",
		  				 eth_index,
		  				 get_client_memptr(eth_client, eth_index)->hdr_hdl_v4);
				strncpy(rt_rule->rt_tbl_name,
								IPACM_Iface::ipacmcfg->rt_tbl_lan_v4.name,
								sizeof(rt_rule->rt_tbl_name));


			    rt_rule_entry->rule.dst = tx_prop->tx[tx_index].dst_pipe;
			    memcpy(&rt_rule_entry->rule.attrib,
						 &tx_prop->tx[tx_index].attrib,
						 sizeof(rt_rule_entry->rule.attrib));
			    rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
		   	    rt_rule_entry->rule.hdr_hdl = get_client_memptr(eth_client, eth_index)->hdr_hdl_v4;
				rt_rule_entry->rule.attrib.u.v4.dst_addr = get_client_memptr(eth_client, eth_index)->v4_addr;
				rt_rule_entry->rule.attrib.u.v4.dst_addr_mask = 0xFFFFFFFF;

			    if (false == m_routing.AddRoutingRule(rt_rule))
  	            {
  	          	            IPACMERR("Routing rule addition failed!\n");
  	          	            free(rt_rule);
  	          	            return IPACM_FAILURE;
			    }

			    /* copy ipv4 RT hdl */
		        get_client_memptr(eth_client, eth_index)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v4 =
  	   	        rt_rule->rules[0].rt_rule_hdl;
		        IPACMDBG_H("tx:%d, rt rule hdl=%x ip-type: %d\n", tx_index,
		      	get_client_memptr(eth_client, eth_index)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v4, iptype);

  	   	    } else {

		        for(v6_num = get_client_memptr(eth_client, eth_index)->route_rule_set_v6;v6_num < get_client_memptr(eth_client, eth_index)->ipv6_set;v6_num++)
			    {
                    IPACMDBG_H("client(%d): v6 header handle:(0x%x)\n",
		  	    			 eth_index,
		  	    			 get_client_memptr(eth_client, eth_index)->hdr_hdl_v6);

		            /* v6 LAN_RT_TBL */
			    	strncpy(rt_rule->rt_tbl_name,
			    					IPACM_Iface::ipacmcfg->rt_tbl_v6.name,
			    					sizeof(rt_rule->rt_tbl_name));

		            /* Support QCMAP LAN traffic feature, send to A5 */
					rt_rule_entry->rule.dst = IPA_CLIENT_APPS_LAN_CONS;
			        memset(&rt_rule_entry->rule.attrib, 0, sizeof(rt_rule_entry->rule.attrib));
		   	        rt_rule_entry->rule.hdr_hdl = 0;
			        rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
		   	        rt_rule_entry->rule.attrib.u.v6.dst_addr[0] = get_client_memptr(eth_client, eth_index)->v6_addr[v6_num][0];
		   	        rt_rule_entry->rule.attrib.u.v6.dst_addr[1] = get_client_memptr(eth_client, eth_index)->v6_addr[v6_num][1];
		   	        rt_rule_entry->rule.attrib.u.v6.dst_addr[2] = get_client_memptr(eth_client, eth_index)->v6_addr[v6_num][2];
		   	        rt_rule_entry->rule.attrib.u.v6.dst_addr[3] = get_client_memptr(eth_client, eth_index)->v6_addr[v6_num][3];
					rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[0] = 0xFFFFFFFF;
					rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[1] = 0xFFFFFFFF;
					rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[2] = 0xFFFFFFFF;
					rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[3] = 0xFFFFFFFF;

   	                if (false == m_routing.AddRoutingRule(rt_rule))
  	                {
  	                	    IPACMERR("Routing rule addition failed!\n");
  	                	    free(rt_rule);
  	                	    return IPACM_FAILURE;
			        }

		            get_client_memptr(eth_client, eth_index)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6[v6_num] = rt_rule->rules[0].rt_rule_hdl;
		            IPACMDBG_H("tx:%d, rt rule hdl=%x ip-type: %d\n", tx_index,
		            				 get_client_memptr(eth_client, eth_index)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6[v6_num], iptype);

			        /*Copy same rule to v6 WAN RT TBL*/
				strncpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_wan_v6.name, sizeof(rt_rule->rt_tbl_name));

				/* Downlink traffic from Wan iface, directly through IPA */
					rt_rule_entry->rule.dst = tx_prop->tx[tx_index].dst_pipe;
			        memcpy(&rt_rule_entry->rule.attrib,
						 &tx_prop->tx[tx_index].attrib,
						 sizeof(rt_rule_entry->rule.attrib));
		   	        rt_rule_entry->rule.hdr_hdl = get_client_memptr(eth_client, eth_index)->hdr_hdl_v6;
			        rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
		   	        rt_rule_entry->rule.attrib.u.v6.dst_addr[0] = get_client_memptr(eth_client, eth_index)->v6_addr[v6_num][0];
		   	        rt_rule_entry->rule.attrib.u.v6.dst_addr[1] = get_client_memptr(eth_client, eth_index)->v6_addr[v6_num][1];
		   	        rt_rule_entry->rule.attrib.u.v6.dst_addr[2] = get_client_memptr(eth_client, eth_index)->v6_addr[v6_num][2];
		   	        rt_rule_entry->rule.attrib.u.v6.dst_addr[3] = get_client_memptr(eth_client, eth_index)->v6_addr[v6_num][3];
					rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[0] = 0xFFFFFFFF;
					rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[1] = 0xFFFFFFFF;
					rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[2] = 0xFFFFFFFF;
					rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[3] = 0xFFFFFFFF;

		            if (false == m_routing.AddRoutingRule(rt_rule))
		            {
							IPACMERR("Routing rule addition failed!\n");
							free(rt_rule);
							return IPACM_FAILURE;
		            }

		            get_client_memptr(eth_client, eth_index)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6_wan[v6_num] = rt_rule->rules[0].rt_rule_hdl;
					IPACMDBG_H("tx:%d, rt rule hdl=%x ip-type: %d\n", tx_index,
		            				 get_client_memptr(eth_client, eth_index)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6_wan[v6_num], iptype);
			    }
			}

  	    } /* end of for loop */

		free(rt_rule);

		if (iptype == IPA_IP_v4)
		{
			get_client_memptr(eth_client, eth_index)->route_rule_set_v4 = true;
		}
		else
		{
			get_client_memptr(eth_client, eth_index)->route_rule_set_v6 = get_client_memptr(eth_client, eth_index)->ipv6_set;
		}
	}

	return IPACM_SUCCESS;
}

/* handle odu client initial, construct full headers (tx property) */
int IPACM_Lan::handle_odu_hdr_init(uint8_t *mac_addr)
{
	int res = IPACM_SUCCESS, len = 0;
	struct ipa_ioc_copy_hdr sCopyHeader;
	struct ipa_ioc_add_hdr *pHeaderDescriptor = NULL;
	uint32_t cnt;

	IPACMDBG("Received Client MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
					 mac_addr[0], mac_addr[1], mac_addr[2],
					 mac_addr[3], mac_addr[4], mac_addr[5]);

	/* add header to IPA */
	if(tx_prop != NULL)
	{
		len = sizeof(struct ipa_ioc_add_hdr) + (1 * sizeof(struct ipa_hdr_add));
		pHeaderDescriptor = (struct ipa_ioc_add_hdr *)calloc(1, len);
		if (pHeaderDescriptor == NULL)
		{
			IPACMERR("calloc failed to allocate pHeaderDescriptor\n");
			return IPACM_FAILURE;
		}

		/* copy partial header for v4*/
		for (cnt=0; cnt<tx_prop->num_tx_props; cnt++)
		{
				 if(tx_prop->tx[cnt].ip==IPA_IP_v4)
				 {
								IPACMDBG("Got partial v4-header name from %d tx props\n", cnt);
								memset(&sCopyHeader, 0, sizeof(sCopyHeader));
								memcpy(sCopyHeader.name,
											tx_prop->tx[cnt].hdr_name,
											 sizeof(sCopyHeader.name));
								IPACMDBG("header name: %s in tx:%d\n", sCopyHeader.name,cnt);
								if (m_header.CopyHeader(&sCopyHeader) == false)
								{
									PERROR("ioctl copy header failed");
									res = IPACM_FAILURE;
									goto fail;
								}
								IPACMDBG("header length: %d, paritial: %d\n", sCopyHeader.hdr_len, sCopyHeader.is_partial);
								if (sCopyHeader.hdr_len > IPA_HDR_MAX_SIZE)
								{
									IPACMERR("header oversize\n");
									res = IPACM_FAILURE;
									goto fail;
								}
								else
								{
									memcpy(pHeaderDescriptor->hdr[0].hdr,
												 sCopyHeader.hdr,
												 sCopyHeader.hdr_len);
								}
								/* copy client mac_addr to partial header */
								if (sCopyHeader.is_eth2_ofst_valid)
								{
									memcpy(&pHeaderDescriptor->hdr[0].hdr[sCopyHeader.eth2_ofst],
											 mac_addr,
											 IPA_MAC_ADDR_SIZE);
								}


								pHeaderDescriptor->commit = true;
								pHeaderDescriptor->num_hdrs = 1;

								memset(pHeaderDescriptor->hdr[0].name, 0,
											 sizeof(pHeaderDescriptor->hdr[0].name));
								strcpy(pHeaderDescriptor->hdr[0].name, IPA_ODU_HDR_NAME_v4);
								pHeaderDescriptor->hdr[0].hdr_len = sCopyHeader.hdr_len;
								pHeaderDescriptor->hdr[0].hdr_hdl = -1;
								pHeaderDescriptor->hdr[0].is_partial = 0;
								pHeaderDescriptor->hdr[0].status = -1;

					 if (m_header.AddHeader(pHeaderDescriptor) == false ||
							pHeaderDescriptor->hdr[0].status != 0)
					 {
						IPACMERR("ioctl IPA_IOC_ADD_HDR failed: %d\n", pHeaderDescriptor->hdr[0].status);
						res = IPACM_FAILURE;
						goto fail;
					 }

					ODU_hdr_hdl_v4 = pHeaderDescriptor->hdr[0].hdr_hdl;
					ipv4_header_set = true ;
					IPACMDBG(" ODU v4 full header name:%s header handle:(0x%x)\n",
										 pHeaderDescriptor->hdr[0].name,
												 ODU_hdr_hdl_v4);
					break;
				 }
		}


		/* copy partial header for v6*/
		for (cnt=0; cnt<tx_prop->num_tx_props; cnt++)
		{
			if(tx_prop->tx[cnt].ip==IPA_IP_v6)
			{

				IPACMDBG("Got partial v6-header name from %d tx props\n", cnt);
				memset(&sCopyHeader, 0, sizeof(sCopyHeader));
				memcpy(sCopyHeader.name,
						tx_prop->tx[cnt].hdr_name,
							sizeof(sCopyHeader.name));

				IPACMDBG("header name: %s in tx:%d\n", sCopyHeader.name,cnt);
				if (m_header.CopyHeader(&sCopyHeader) == false)
				{
					PERROR("ioctl copy header failed");
					res = IPACM_FAILURE;
					goto fail;
				}

				IPACMDBG("header length: %d, paritial: %d\n", sCopyHeader.hdr_len, sCopyHeader.is_partial);
				if (sCopyHeader.hdr_len > IPA_HDR_MAX_SIZE)
				{
					IPACMERR("header oversize\n");
					res = IPACM_FAILURE;
					goto fail;
				}
				else
				{
					memcpy(pHeaderDescriptor->hdr[0].hdr,
							sCopyHeader.hdr,
								sCopyHeader.hdr_len);
				}

				/* copy client mac_addr to partial header */
				if (sCopyHeader.is_eth2_ofst_valid)
				{
					memcpy(&pHeaderDescriptor->hdr[0].hdr[sCopyHeader.eth2_ofst],
					 mac_addr,
					 IPA_MAC_ADDR_SIZE);
				}

				pHeaderDescriptor->commit = true;
				pHeaderDescriptor->num_hdrs = 1;

				memset(pHeaderDescriptor->hdr[0].name, 0,
					 sizeof(pHeaderDescriptor->hdr[0].name));

				strcpy(pHeaderDescriptor->hdr[0].name, IPA_ODU_HDR_NAME_v6);
				pHeaderDescriptor->hdr[0].hdr_len = sCopyHeader.hdr_len;
				pHeaderDescriptor->hdr[0].hdr_hdl = -1;
				pHeaderDescriptor->hdr[0].is_partial = 0;
				pHeaderDescriptor->hdr[0].status = -1;

				if (m_header.AddHeader(pHeaderDescriptor) == false ||
						pHeaderDescriptor->hdr[0].status != 0)
				{
					IPACMERR("ioctl IPA_IOC_ADD_HDR failed: %d\n", pHeaderDescriptor->hdr[0].status);
					res = IPACM_FAILURE;
					goto fail;
				}

				ODU_hdr_hdl_v6 = pHeaderDescriptor->hdr[0].hdr_hdl;
				ipv6_header_set = true ;
				IPACMDBG(" ODU v4 full header name:%s header handle:(0x%x)\n",
									 pHeaderDescriptor->hdr[0].name,
											 ODU_hdr_hdl_v6);
				break;
			}
		}
	}
fail:
	free(pHeaderDescriptor);

	return res;
}


/* handle odu default route rule configuration */
int IPACM_Lan::handle_odu_route_add()
{
	/* add default WAN route */
	struct ipa_ioc_add_rt_rule *rt_rule;
	struct ipa_rt_rule_add *rt_rule_entry;
	uint32_t tx_index;
	const int NUM = 1;

	if(tx_prop == NULL)
	{
	  IPACMDBG_H("No tx properties, ignore default route setting\n");
	  return IPACM_SUCCESS;
	}

	rt_rule = (struct ipa_ioc_add_rt_rule *)
		 calloc(1, sizeof(struct ipa_ioc_add_rt_rule) +
						NUM * sizeof(struct ipa_rt_rule_add));

	if (!rt_rule)
	{
		IPACMERR("Error Locate ipa_ioc_add_rt_rule memory...\n");
		return IPACM_FAILURE;
	}

	rt_rule->commit = 1;
	rt_rule->num_rules = (uint8_t)NUM;


	IPACMDBG_H("WAN table created %s \n", rt_rule->rt_tbl_name);
	rt_rule_entry = &rt_rule->rules[0];
	rt_rule_entry->at_rear = true;

	for (tx_index = 0; tx_index < iface_query->num_tx_props; tx_index++)
	{

		if (IPA_IP_v4 == tx_prop->tx[tx_index].ip)
		{
			strcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_odu_v4.name);
			rt_rule_entry->rule.hdr_hdl = ODU_hdr_hdl_v4;
			rt_rule->ip = IPA_IP_v4;
		}
		else
		{
			strcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_odu_v6.name);
			rt_rule_entry->rule.hdr_hdl = ODU_hdr_hdl_v6;
			rt_rule->ip = IPA_IP_v6;
		}

		rt_rule_entry->rule.dst = tx_prop->tx[tx_index].dst_pipe;
		memcpy(&rt_rule_entry->rule.attrib,
					 &tx_prop->tx[tx_index].attrib,
					 sizeof(rt_rule_entry->rule.attrib));

		rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
		if (IPA_IP_v4 == tx_prop->tx[tx_index].ip)
		{
			rt_rule_entry->rule.attrib.u.v4.dst_addr      = 0;
			rt_rule_entry->rule.attrib.u.v4.dst_addr_mask = 0;

			if (false == m_routing.AddRoutingRule(rt_rule))
			{
				IPACMERR("Routing rule addition failed!\n");
				free(rt_rule);
				return IPACM_FAILURE;
			}
			odu_route_rule_v4_hdl[tx_index] = rt_rule_entry->rt_rule_hdl;
			IPACMDBG_H("Got ipv4 ODU-route rule hdl:0x%x,tx:%d,ip-type: %d \n",
						 odu_route_rule_v4_hdl[tx_index],
						 tx_index,
						 IPA_IP_v4);
		}
		else
		{
			rt_rule_entry->rule.attrib.u.v6.dst_addr[0] = 0;
			rt_rule_entry->rule.attrib.u.v6.dst_addr[1] = 0;
			rt_rule_entry->rule.attrib.u.v6.dst_addr[2] = 0;
			rt_rule_entry->rule.attrib.u.v6.dst_addr[3] = 0;
			rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[0] = 0;
			rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[1] = 0;
			rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[2] = 0;
			rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[3] = 0;

			if (false == m_routing.AddRoutingRule(rt_rule))
			{
				IPACMERR("Routing rule addition failed!\n");
				free(rt_rule);
				return IPACM_FAILURE;
			}
			odu_route_rule_v6_hdl[tx_index] = rt_rule_entry->rt_rule_hdl;
			IPACMDBG_H("Set ipv6 ODU-route rule hdl for v6_lan_table:0x%x,tx:%d,ip-type: %d \n",
					odu_route_rule_v6_hdl[tx_index],
					tx_index,
					IPA_IP_v6);
		}
	}
	free(rt_rule);
	return IPACM_SUCCESS;
}

/* handle odu default route rule deletion */
int IPACM_Lan::handle_odu_route_del()
{
	uint32_t tx_index;

	if(tx_prop == NULL)
	{
		IPACMDBG_H("No tx properties, ignore delete default route setting\n");
		return IPACM_SUCCESS;
	}

	for (tx_index = 0; tx_index < iface_query->num_tx_props; tx_index++)
	{
		if (tx_prop->tx[tx_index].ip == IPA_IP_v4)
		{
			IPACMDBG_H("Tx:%d, ip-type: %d match ip-type: %d, RT-rule deleted\n",
					tx_index, tx_prop->tx[tx_index].ip,IPA_IP_v4);

			if (m_routing.DeleteRoutingHdl(odu_route_rule_v4_hdl[tx_index], IPA_IP_v4)
					== false)
			{
				IPACMERR("IP-family:%d, Routing rule(hdl:0x%x) deletion failed with tx_index %d!\n", IPA_IP_v4, odu_route_rule_v4_hdl[tx_index], tx_index);
				return IPACM_FAILURE;
			}
		}
		else
		{
			IPACMDBG_H("Tx:%d, ip-type: %d match ip-type: %d, RT-rule deleted\n",
					tx_index, tx_prop->tx[tx_index].ip,IPA_IP_v6);

			if (m_routing.DeleteRoutingHdl(odu_route_rule_v6_hdl[tx_index], IPA_IP_v6)
					== false)
			{
				IPACMERR("IP-family:%d, Routing rule(hdl:0x%x) deletion failed with tx_index %d!\n", IPA_IP_v6, odu_route_rule_v6_hdl[tx_index], tx_index);
				return IPACM_FAILURE;
			}
		}
	}

	return IPACM_SUCCESS;
}

/*handle eth client del mode*/
int IPACM_Lan::handle_eth_client_down_evt(uint8_t *mac_addr)
{
	int clt_indx;
	uint32_t tx_index;
	int num_eth_client_tmp = num_eth_client;
	int num_v6;

	IPACMDBG_H("total client: %d\n", num_eth_client_tmp);

	clt_indx = get_eth_client_index(mac_addr);
	if (clt_indx == IPACM_INVALID_INDEX)
	{
		IPACMDBG_H("eth client not attached\n");
		return IPACM_SUCCESS;
	}

	/* First reset nat rules and then route rules */
	if(get_client_memptr(eth_client, clt_indx)->ipv4_set == true)
	{
			IPACMDBG_H("Clean Nat Rules for ipv4:0x%x\n", get_client_memptr(eth_client, clt_indx)->v4_addr);
			CtList->HandleNeighIpAddrDelEvt(get_client_memptr(eth_client, clt_indx)->v4_addr);
 	}

	if (delete_eth_rtrules(clt_indx, IPA_IP_v4))
	{
		IPACMERR("unbale to delete ecm-client v4 route rules for index: %d\n", clt_indx);
		return IPACM_FAILURE;
	}

	if (delete_eth_rtrules(clt_indx, IPA_IP_v6))
	{
		IPACMERR("unbale to delete ecm-client v6 route rules for index: %d\n", clt_indx);
		return IPACM_FAILURE;
	}

	/* Delete eth client header */
	if(get_client_memptr(eth_client, clt_indx)->ipv4_header_set == true)
	{
		if (m_header.DeleteHeaderHdl(get_client_memptr(eth_client, clt_indx)->hdr_hdl_v4)
				== false)
		{
			return IPACM_FAILURE;
		}
		get_client_memptr(eth_client, clt_indx)->ipv4_header_set = false;
	}

	if(get_client_memptr(eth_client, clt_indx)->ipv6_header_set == true)
	{
		if (m_header.DeleteHeaderHdl(get_client_memptr(eth_client, clt_indx)->hdr_hdl_v6)
				== false)
		{
			return IPACM_FAILURE;
		}
		get_client_memptr(eth_client, clt_indx)->ipv6_header_set = false;
	}

	/* Reset ip_set to 0*/
	get_client_memptr(eth_client, clt_indx)->ipv4_set = false;
	get_client_memptr(eth_client, clt_indx)->ipv6_set = 0;
	get_client_memptr(eth_client, clt_indx)->ipv4_header_set = false;
	get_client_memptr(eth_client, clt_indx)->ipv6_header_set = false;
	get_client_memptr(eth_client, clt_indx)->route_rule_set_v4 = false;
	get_client_memptr(eth_client, clt_indx)->route_rule_set_v6 = 0;

	for (; clt_indx < num_eth_client_tmp - 1; clt_indx++)
	{
		memcpy(get_client_memptr(eth_client, clt_indx)->mac,
					 get_client_memptr(eth_client, (clt_indx + 1))->mac,
					 sizeof(get_client_memptr(eth_client, clt_indx)->mac));

		get_client_memptr(eth_client, clt_indx)->hdr_hdl_v4 = get_client_memptr(eth_client, (clt_indx + 1))->hdr_hdl_v4;
		get_client_memptr(eth_client, clt_indx)->hdr_hdl_v6 = get_client_memptr(eth_client, (clt_indx + 1))->hdr_hdl_v6;
		get_client_memptr(eth_client, clt_indx)->v4_addr = get_client_memptr(eth_client, (clt_indx + 1))->v4_addr;

		get_client_memptr(eth_client, clt_indx)->ipv4_set = get_client_memptr(eth_client, (clt_indx + 1))->ipv4_set;
		get_client_memptr(eth_client, clt_indx)->ipv6_set = get_client_memptr(eth_client, (clt_indx + 1))->ipv6_set;
		get_client_memptr(eth_client, clt_indx)->ipv4_header_set = get_client_memptr(eth_client, (clt_indx + 1))->ipv4_header_set;
		get_client_memptr(eth_client, clt_indx)->ipv6_header_set = get_client_memptr(eth_client, (clt_indx + 1))->ipv6_header_set;

		get_client_memptr(eth_client, clt_indx)->route_rule_set_v4 = get_client_memptr(eth_client, (clt_indx + 1))->route_rule_set_v4;
		get_client_memptr(eth_client, clt_indx)->route_rule_set_v6 = get_client_memptr(eth_client, (clt_indx + 1))->route_rule_set_v6;

        for (num_v6=0;num_v6< get_client_memptr(eth_client, clt_indx)->ipv6_set;num_v6++)
	    {
		    get_client_memptr(eth_client, clt_indx)->v6_addr[num_v6][0] = get_client_memptr(eth_client, (clt_indx + 1))->v6_addr[num_v6][0];
		    get_client_memptr(eth_client, clt_indx)->v6_addr[num_v6][1] = get_client_memptr(eth_client, (clt_indx + 1))->v6_addr[num_v6][1];
		    get_client_memptr(eth_client, clt_indx)->v6_addr[num_v6][2] = get_client_memptr(eth_client, (clt_indx + 1))->v6_addr[num_v6][2];
		    get_client_memptr(eth_client, clt_indx)->v6_addr[num_v6][3] = get_client_memptr(eth_client, (clt_indx + 1))->v6_addr[num_v6][3];
        }

		for (tx_index = 0; tx_index < iface_query->num_tx_props; tx_index++)
		{
			get_client_memptr(eth_client, clt_indx)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v4 =
				 get_client_memptr(eth_client, (clt_indx + 1))->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v4;

			for(num_v6=0;num_v6< get_client_memptr(eth_client, clt_indx)->route_rule_set_v6;num_v6++)
			{
			  get_client_memptr(eth_client, clt_indx)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6[num_v6] =
			   	 get_client_memptr(eth_client, (clt_indx + 1))->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6[num_v6];
			  get_client_memptr(eth_client, clt_indx)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6_wan[num_v6] =
			   	 get_client_memptr(eth_client, (clt_indx + 1))->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6_wan[num_v6];
		    }
		}
	}

	IPACMDBG_H(" %d eth client deleted successfully \n", num_eth_client);
	num_eth_client = num_eth_client - 1;
	IPACMDBG_H(" Number of eth client: %d\n", num_eth_client);

	/* Del RM dependency */
	if(num_eth_client == 0)
	{
		/* Delete corresponding ipa_rm_resource_name of TX-endpoint after delete all IPV4V6 RT-rule*/
		IPACMDBG_H("dev %s add producer dependency\n", dev_name);
		if (tx_prop != NULL)
		{
			IPACMDBG_H("depend Got pipe %d rm index : %d \n", tx_prop->tx[0].dst_pipe, IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[tx_prop->tx[0].dst_pipe]);
			IPACM_Iface::ipacmcfg->DelRmDepend(IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[tx_prop->tx[0].dst_pipe]);
		}
	}

	return IPACM_SUCCESS;
}

/*handle LAN iface down event*/
int IPACM_Lan::handle_down_evt()
{
	int i;
	int res = IPACM_SUCCESS;
	uint32_t temp_eth_bridge_flt_rule[IPA_LAN_TO_LAN_MAX_WLAN_CLIENT];

	IPACMDBG_H("lan handle_down_evt\n ");
	if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
	{
		/* delete ODU default RT rules */
		if (IPACM_Iface::ipacmcfg->ipacm_odu_embms_enable == true)
		{
			IPACMDBG_H("eMBMS enable, delete eMBMS DL RT rule\n");
			handle_odu_route_del();
		}

		/* delete full header */
		if (ipv4_header_set)
		{
			if (m_header.DeleteHeaderHdl(ODU_hdr_hdl_v4)
					== false)
			{
					IPACMERR("ODU ipv4 header delete fail\n");
					res = IPACM_FAILURE;
					goto fail;
			}
			IPACMDBG_H("ODU ipv4 header delete success\n");
		}

		if (ipv6_header_set)
		{
			if (m_header.DeleteHeaderHdl(ODU_hdr_hdl_v6)
					== false)
			{
				IPACMERR("ODU ipv6 header delete fail\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			IPACMERR("ODU ipv6 header delete success\n");
		}
	}

	/* no iface address up, directly close iface*/
	if (ip_type == IPACM_IP_NULL)
	{
		goto fail;
	}

#ifdef FEATURE_ETH_BRIDGE_LE
	if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
	{
		IPACM_Lan::usb_hdr_template_hdl = 0;
		IPACM_Lan::is_usb_up = false;
		if(IPACM_Lan::is_cpe_up == false) //if all LAN ifaces are down
		{
			IPACM_Lan::lan_hdr_type = IPA_HDR_L2_NONE;
		}
	}
	if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
	{
		IPACM_Lan::cpe_hdr_template_hdl = 0;
		IPACM_Lan::is_cpe_up = false;
		if(IPACM_Lan::is_usb_up == false) //if all LAN ifaces are down
		{
			IPACM_Lan::lan_hdr_type = IPA_HDR_L2_NONE;
		}
	}
	del_hdr_proc_ctx();
#endif

	/* delete wan filter rule */
	if (IPACM_Wan::isWanUP() && rx_prop != NULL)
	{
		IPACMDBG_H("LAN IF goes down, backhaul type %d\n", IPACM_Wan::backhaul_is_sta_mode);
		handle_wan_down(IPACM_Wan::backhaul_is_sta_mode);
	}

	if (IPACM_Wan::isWanUP_V6() && rx_prop != NULL)
	{
		IPACMDBG_H("LAN IF goes down, backhaul type %d\n", IPACM_Wan::backhaul_is_sta_mode);
		handle_wan_down_v6(IPACM_Wan::backhaul_is_sta_mode);
	}

	/* delete default filter rules */
	if (ip_type != IPA_IP_v6 && rx_prop != NULL)
	{
		if(m_filtering.DeleteFilteringHdls(ipv4_icmp_flt_rule_hdl, IPA_IP_v4, NUM_IPV4_ICMP_FLT_RULE) == false)
		{
			IPACMERR("Error Deleting ICMPv4 Filtering Rule, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, NUM_IPV4_ICMP_FLT_RULE);

		if (m_filtering.DeleteFilteringHdls(dft_v4fl_rule_hdl, IPA_IP_v4, IPV4_DEFAULT_FILTERTING_RULES) == false)
		{
			IPACMERR("Error Deleting Filtering Rule, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, IPV4_DEFAULT_FILTERTING_RULES);
#ifdef FEATURE_ETH_BRIDGE_LE
		for(i=0; i<IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; i++)
		{
			temp_eth_bridge_flt_rule[i] = wlan_client_flt_rule_hdl_v4[i].rule_hdl;
		}
		if (m_filtering.DeleteFilteringHdls(temp_eth_bridge_flt_rule, IPA_IP_v4, IPA_LAN_TO_LAN_MAX_WLAN_CLIENT) == false)
		{
			IPACMERR("Error Deleting Filtering Rule, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, IPA_LAN_TO_LAN_MAX_WLAN_CLIENT);

		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
		{
			for(i=0; i<IPA_LAN_TO_LAN_MAX_CPE_CLIENT; i++)
			{
				temp_eth_bridge_flt_rule[i] = lan_client_flt_rule_hdl_v4[i].rule_hdl;
			}
			if (m_filtering.DeleteFilteringHdls(temp_eth_bridge_flt_rule, IPA_IP_v4, IPA_LAN_TO_LAN_MAX_CPE_CLIENT) == false)
			{
				IPACMERR("Error Deleting Filtering Rule, aborting...\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, IPA_LAN_TO_LAN_MAX_CPE_CLIENT);
		}

		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
		{
			for(i=0; i<IPA_LAN_TO_LAN_MAX_USB_CLIENT; i++)
			{
				temp_eth_bridge_flt_rule[i] = lan_client_flt_rule_hdl_v4[i].rule_hdl;
			}
			if (m_filtering.DeleteFilteringHdls(temp_eth_bridge_flt_rule, IPA_IP_v4, IPA_LAN_TO_LAN_MAX_USB_CLIENT) == false)
			{
				IPACMERR("Error Deleting Filtering Rule, aborting...\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, IPA_LAN_TO_LAN_MAX_USB_CLIENT);
		}
#endif
#ifndef FEATURE_ETH_BRIDGE_LE
#ifdef CT_OPT
		if (m_filtering.DeleteFilteringHdls(tcp_ctl_flt_rule_hdl_v4, IPA_IP_v4, NUM_TCP_CTL_FLT_RULE) == false)
		{
			IPACMERR("Error deleting default filtering Rule, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, NUM_TCP_CTL_FLT_RULE);
#endif
		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			if(m_filtering.DeleteFilteringHdls(&(lan2lan_flt_rule_hdl_v4[i].rule_hdl), IPA_IP_v4, 1) == false)
			{
				IPACMERR("Error deleting lan2lan IPv4 flt rules.\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, 1);
		}
		IPACMDBG_H("Deleted lan2lan IPv4 flt rules.\n");
#endif

		/* free private-subnet ipv4 filter rules */
		if (IPACM_Iface::ipacmcfg->ipa_num_private_subnet > IPA_PRIV_SUBNET_FILTER_RULE_HANDLES)
		{
			IPACMERR(" the number of rules are bigger than array, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}

#ifdef FEATURE_IPA_ANDROID
		if(m_filtering.DeleteFilteringHdls(private_fl_rule_hdl, IPA_IP_v4, IPA_MAX_PRIVATE_SUBNET_ENTRIES) == false)
		{
			IPACMERR("Error deleting private subnet IPv4 flt rules.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, IPA_MAX_PRIVATE_SUBNET_ENTRIES);
#else
		if (m_filtering.DeleteFilteringHdls(private_fl_rule_hdl, IPA_IP_v4, IPACM_Iface::ipacmcfg->ipa_num_private_subnet) == false)
		{
			IPACMERR("Error Deleting RuleTable(1) to Filtering, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, IPACM_Iface::ipacmcfg->ipa_num_private_subnet);
#endif
	}
	IPACMDBG_H("Finished delete default iface ipv4 filtering rules \n ");

	if (ip_type != IPA_IP_v4 && rx_prop != NULL)
	{
		if(m_filtering.DeleteFilteringHdls(ipv6_icmp_flt_rule_hdl, IPA_IP_v6, NUM_IPV6_ICMP_FLT_RULE) == false)
		{
			IPACMERR("Error Deleting ICMPv6 Filtering Rule, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, NUM_IPV6_ICMP_FLT_RULE);

		if (m_filtering.DeleteFilteringHdls(dft_v6fl_rule_hdl, IPA_IP_v6, IPV6_DEFAULT_FILTERTING_RULES) == false)
		{
			IPACMERR("Error Adding RuleTable(1) to Filtering, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, IPV6_DEFAULT_FILTERTING_RULES);
#ifdef FEATURE_ETH_BRIDGE_LE
		for(i=0; i<IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; i++)
		{
			temp_eth_bridge_flt_rule[i] = wlan_client_flt_rule_hdl_v6[i].rule_hdl;
		}
		if (m_filtering.DeleteFilteringHdls(temp_eth_bridge_flt_rule, IPA_IP_v6, IPA_LAN_TO_LAN_MAX_WLAN_CLIENT) == false)
		{
			IPACMERR("Error Deleting Filtering Rule, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, IPA_LAN_TO_LAN_MAX_WLAN_CLIENT);

		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
		{
			for(i=0; i<IPA_LAN_TO_LAN_MAX_CPE_CLIENT; i++)
			{
				temp_eth_bridge_flt_rule[i] = lan_client_flt_rule_hdl_v6[i].rule_hdl;
			}
			if (m_filtering.DeleteFilteringHdls(temp_eth_bridge_flt_rule, IPA_IP_v6, IPA_LAN_TO_LAN_MAX_CPE_CLIENT) == false)
			{
				IPACMERR("Error Deleting Filtering Rule, aborting...\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, IPA_LAN_TO_LAN_MAX_CPE_CLIENT);
		}

		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
		{
			for(i=0; i<IPA_LAN_TO_LAN_MAX_USB_CLIENT; i++)
			{
				temp_eth_bridge_flt_rule[i] = lan_client_flt_rule_hdl_v6[i].rule_hdl;
			}
			if (m_filtering.DeleteFilteringHdls(temp_eth_bridge_flt_rule, IPA_IP_v6, IPA_LAN_TO_LAN_MAX_USB_CLIENT) == false)
			{
				IPACMERR("Error Deleting Filtering Rule, aborting...\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, IPA_LAN_TO_LAN_MAX_USB_CLIENT);
		}
#endif
#ifndef FEATURE_ETH_BRIDGE_LE
#ifdef CT_OPT
		if (m_filtering.DeleteFilteringHdls(tcp_ctl_flt_rule_hdl_v6, IPA_IP_v6, NUM_TCP_CTL_FLT_RULE) == false)
		{
			IPACMERR("Error deleting default filtering Rule, aborting...\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, NUM_TCP_CTL_FLT_RULE);
#endif
		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			if(m_filtering.DeleteFilteringHdls(&(lan2lan_flt_rule_hdl_v6[i].rule_hdl), IPA_IP_v6, 1) == false)
			{
				IPACMERR("Error deleting lan2lan IPv4 flt rules.\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1);
		}
		IPACMDBG_H("Deleted lan2lan IPv6 flt rules.\n");
#endif
	}
	IPACMDBG_H("Finished delete default iface ipv6 filtering rules \n ");

	if (ip_type != IPA_IP_v6)
	{
		if (m_routing.DeleteRoutingHdl(dft_rt_rule_hdl[0], IPA_IP_v4)
				== false)
		{
			IPACMERR("Routing rule deletion failed!\n");
			res = IPACM_FAILURE;
			goto fail;
		}
	}
	IPACMDBG_H("Finished delete default iface ipv4 rules \n ");

	/* delete default v6 routing rule */
	if (ip_type != IPA_IP_v4)
	{
		/* may have multiple ipv6 iface-RT rules*/
		for (i = 0; i < 2*num_dft_rt_v6; i++)
		{
			if (m_routing.DeleteRoutingHdl(dft_rt_rule_hdl[MAX_DEFAULT_v4_ROUTE_RULES + i], IPA_IP_v6)
					== false)
			{
				IPACMERR("Routing rule deletion failed!\n");
				res = IPACM_FAILURE;
				goto fail;
			}
		}
	}

	IPACMDBG_H("Finished delete default iface ipv6 rules \n ");
	/* clean eth-client header, routing rules */
	IPACMDBG_H("left %d eth clients need to be deleted \n ", num_eth_client);
	for (i = 0; i < num_eth_client; i++)
	{
#ifdef FEATURE_ETH_BRIDGE_LE
			eth_bridge_del_lan_client_rt_rule(get_client_memptr(eth_client, i)->mac, SRC_LAN);
			eth_bridge_del_lan_client_rt_rule(get_client_memptr(eth_client, i)->mac, SRC_WLAN);
			eth_bridge_post_lan_client_event(get_client_memptr(eth_client, i)->mac, IPA_ETH_BRIDGE_LAN_CLIENT_DEL_EVENT);
			eth_bridge_del_lan_client(get_client_memptr(eth_client, i)->mac);
#endif

			/* First reset nat rules and then route rules */
			if(get_client_memptr(eth_client, i)->ipv4_set == true)
			{
				IPACMDBG_H("Clean Nat Rules for ipv4:0x%x\n", get_client_memptr(eth_client, i)->v4_addr);
				CtList->HandleNeighIpAddrDelEvt(get_client_memptr(eth_client, i)->v4_addr);
			}

			if (delete_eth_rtrules(i, IPA_IP_v4))
			{
				IPACMERR("unbale to delete ecm-client v4 route rules for index %d\n", i);
				res = IPACM_FAILURE;
				goto fail;
			}

			if (delete_eth_rtrules(i, IPA_IP_v6))
			{
				IPACMERR("unbale to delete ecm-client v6 route rules for index %d\n", i);
				res = IPACM_FAILURE;
				goto fail;
			}

			IPACMDBG_H("Delete %d client header\n", num_eth_client);


			if(get_client_memptr(eth_client, i)->ipv4_header_set == true)
			{
				if (m_header.DeleteHeaderHdl(get_client_memptr(eth_client, i)->hdr_hdl_v4)
					== false)
				{
					res = IPACM_FAILURE;
					goto fail;
				}
			}

			if(get_client_memptr(eth_client, i)->ipv6_header_set == true)
			{
			if (m_header.DeleteHeaderHdl(get_client_memptr(eth_client, i)->hdr_hdl_v6)
					== false)
			{
				res = IPACM_FAILURE;
				goto fail;
			}
			}
	} /* end of for loop */

	/* free the edm clients cache */
	IPACMDBG_H("Free ecm clients cache\n");

	/* Delete corresponding ipa_rm_resource_name of TX-endpoint after delete all IPV4V6 RT-rule */
	IPACMDBG_H("dev %s delete producer dependency\n", dev_name);
	if (tx_prop != NULL)
	{
		IPACMDBG_H("depend Got pipe %d rm index : %d \n", tx_prop->tx[0].dst_pipe, IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[tx_prop->tx[0].dst_pipe]);
		IPACM_Iface::ipacmcfg->DelRmDepend(IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[tx_prop->tx[0].dst_pipe]);
	}
	/* check software routing fl rule hdl */
	if (softwarerouting_act == true && rx_prop != NULL)
	{
		handle_software_routing_disable();
	}

	/* posting ip to lan2lan module to delete RT/FILTER rules*/
	post_lan2lan_client_disconnect_msg(IPA_IP_v4);
	post_lan2lan_client_disconnect_msg(IPA_IP_v6);

/* Delete private subnet*/
#ifdef FEATURE_IPA_ANDROID
if (ip_type != IPA_IP_v6)
{
	IPACMDBG_H("current IPACM private subnet_addr number(%d)\n", IPACM_Iface::ipacmcfg->ipa_num_private_subnet);
	IPACMDBG_H(" Delete IPACM private subnet_addr as: 0x%x \n", if_ipv4_subnet);
	if(IPACM_Iface::ipacmcfg->DelPrivateSubnet(if_ipv4_subnet, ipa_if_num) == false)
	{
		IPACMERR(" can't Delete IPACM private subnet_addr as: 0x%x \n", if_ipv4_subnet);
	}
}
#endif /* defined(FEATURE_IPA_ANDROID)*/
fail:
	if (odu_route_rule_v4_hdl != NULL)
	{
		free(odu_route_rule_v4_hdl);
	}
	if (odu_route_rule_v6_hdl != NULL)
	{
		free(odu_route_rule_v6_hdl);
	}
	/* Delete corresponding ipa_rm_resource_name of RX-endpoint after delete all IPV4V6 FT-rule */
	if (rx_prop != NULL)
	{
		IPACMDBG_H("dev %s add producer dependency\n", dev_name);
		IPACMDBG_H("depend Got pipe %d rm index : %d \n", rx_prop->rx[0].src_pipe, IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[rx_prop->rx[0].src_pipe]);
		IPACM_Iface::ipacmcfg->DelRmDepend(IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[rx_prop->rx[0].src_pipe]);
		IPACMDBG_H("Finished delete dependency \n ");
		free(rx_prop);
	}

	if (eth_client != NULL)
	{
		free(eth_client);
	}

	if (tx_prop != NULL)
	{
		free(tx_prop);
	}
	if (iface_query != NULL)
	{
		free(iface_query);
	}
#ifdef FEATURE_ETH_BRIDGE_LE
	if(eth_bridge_lan_client_rt_from_lan_info_v4 != NULL)
	{
		free(eth_bridge_lan_client_rt_from_lan_info_v4);
	}
	if(eth_bridge_lan_client_rt_from_lan_info_v6 != NULL)
	{
		free(eth_bridge_lan_client_rt_from_lan_info_v6);
	}
	if(eth_bridge_lan_client_rt_from_wlan_info_v4 != NULL)
	{
		free(eth_bridge_lan_client_rt_from_wlan_info_v4);
	}
	if(eth_bridge_lan_client_rt_from_wlan_info_v6 != NULL)
	{
		free(eth_bridge_lan_client_rt_from_wlan_info_v6);
	}
#endif
	is_active = false;
	post_del_self_evt();

	return res;
}

/* install UL filter rule from Q6 */
int IPACM_Lan::handle_uplink_filter_rule(ipacm_ext_prop *prop, ipa_ip_type iptype, uint8_t xlat_mux_id)
{
	ipa_flt_rule_add flt_rule_entry;
	int len = 0, cnt, ret = IPACM_SUCCESS;
	ipa_ioc_add_flt_rule *pFilteringTable;
	ipa_fltr_installed_notif_req_msg_v01 flt_index;
	int fd;
	int i, index;
	uint32_t value = 0;

	IPACMDBG_H("Set extended property rules in LAN\n");

	if (rx_prop == NULL)
	{
		IPACMDBG_H("No rx properties registered for iface %s\n", dev_name);
		return IPACM_SUCCESS;
	}

	if(prop == NULL || prop->num_ext_props <= 0)
	{
		IPACMDBG_H("No extended property.\n");
		return IPACM_SUCCESS;
	}

	fd = open(IPA_DEVICE_NAME, O_RDWR);
	if (0 == fd)
	{
		IPACMERR("Failed opening %s.\n", IPA_DEVICE_NAME);
		return IPACM_FAILURE;
	}
	if (prop->num_ext_props > MAX_WAN_UL_FILTER_RULES)
	{
		IPACMERR("number of modem UL rules > MAX_WAN_UL_FILTER_RULES, aborting...\n");
		close(fd);
		return IPACM_FAILURE;
	}

	memset(&flt_index, 0, sizeof(flt_index));
	flt_index.source_pipe_index = ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, rx_prop->rx[0].src_pipe);
	flt_index.install_status = IPA_QMI_RESULT_SUCCESS_V01;
	flt_index.filter_index_list_len = prop->num_ext_props;
	flt_index.embedded_pipe_index_valid = 1;
	flt_index.embedded_pipe_index = ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, IPA_CLIENT_APPS_LAN_WAN_PROD);
	flt_index.retain_header_valid = 1;
	flt_index.retain_header = 0;
	flt_index.embedded_call_mux_id_valid = 1;
	flt_index.embedded_call_mux_id = IPACM_Iface::ipacmcfg->GetQmapId();

	IPACMDBG_H("flt_index: src pipe: %d, num of rules: %d, ebd pipe: %d, mux id: %d\n", flt_index.source_pipe_index,
				flt_index.filter_index_list_len, flt_index.embedded_pipe_index, flt_index.embedded_call_mux_id);

	len = sizeof(struct ipa_ioc_add_flt_rule) + prop->num_ext_props * sizeof(struct ipa_flt_rule_add);
	pFilteringTable = (struct ipa_ioc_add_flt_rule*)malloc(len);
	if (pFilteringTable == NULL)
	{
		IPACMERR("Error Locate ipa_flt_rule_add memory...\n");
		return IPACM_FAILURE;
	}
	memset(pFilteringTable, 0, len);

	pFilteringTable->commit = 1;
	pFilteringTable->ep = rx_prop->rx[0].src_pipe;
	pFilteringTable->global = false;
	pFilteringTable->ip = iptype;
	pFilteringTable->num_rules = prop->num_ext_props;

	memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add)); // Zero All Fields
	flt_rule_entry.at_rear = 1;
	flt_rule_entry.flt_rule_hdl = -1;
	flt_rule_entry.status = -1;

	flt_rule_entry.rule.retain_hdr = 0;
	flt_rule_entry.rule.to_uc = 0;
	flt_rule_entry.rule.eq_attrib_type = 1;
	if(iptype == IPA_IP_v4)
	{
		if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF &&
			IPACM_Wan::isWan_Bridge_Mode())
		{
			IPACMDBG_H("WAN, ODU are in bridge mode \n");
			flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING;
		}
		else
		{
			flt_rule_entry.rule.action = IPA_PASS_TO_SRC_NAT;
		}
	}
	else if(iptype == IPA_IP_v6)
		flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING;
	else
	{
		IPACMERR("IP type is not expected.\n");
		ret = IPACM_FAILURE;
		goto fail;
	}

	index = IPACM_Iface::ipacmcfg->getFltRuleCount(rx_prop->rx[0].src_pipe, iptype);

#ifndef FEATURE_IPA_ANDROID
	if(iptype == IPA_IP_v4 && index != exp_index_v4)
	{
		IPACMDBG_DMESG("### WARNING ### num flt rules for IPv4 on client %d is not expected: %d expected value: %d",
			rx_prop->rx[0].src_pipe, index, exp_index_v4);
	}
	if(iptype == IPA_IP_v6 && index != exp_index_v6)
	{
		IPACMDBG_DMESG("### WARNING ### num flt rules for IPv6 on client %d is not expected: %d expected value: %d",
			rx_prop->rx[0].src_pipe, index, exp_index_v6);
	}
#endif

	for(cnt=0; cnt<prop->num_ext_props; cnt++)
	{
		memcpy(&flt_rule_entry.rule.eq_attrib,
					 &prop->prop[cnt].eq_attrib,
					 sizeof(prop->prop[cnt].eq_attrib));
		flt_rule_entry.rule.rt_tbl_idx = prop->prop[cnt].rt_tbl_idx;

		/* Handle XLAT configuration */
		if ((iptype == IPA_IP_v4) && prop->prop[cnt].is_xlat_rule && (xlat_mux_id != 0))
		{
			/* fill the value of meta-data */
			value = xlat_mux_id;
			flt_rule_entry.rule.eq_attrib.metadata_meq32_present = 1;
			flt_rule_entry.rule.eq_attrib.metadata_meq32.offset = 0;
			flt_rule_entry.rule.eq_attrib.metadata_meq32.value = (value & 0xFF) << 16;
			flt_rule_entry.rule.eq_attrib.metadata_meq32.mask = 0x00FF0000;
			IPACMDBG_H("xlat meta-data is modified for rule: %d has index %d with xlat_mux_id: %d\n",
					cnt, index, xlat_mux_id);
		}
		memcpy(&pFilteringTable->rules[cnt], &flt_rule_entry, sizeof(flt_rule_entry));

		IPACMDBG_H("Modem UL filtering rule %d has index %d\n", cnt, index);
		flt_index.filter_index_list[cnt].filter_index = index;
		index++;

		flt_index.filter_index_list[cnt].filter_handle = prop->prop[cnt].filter_hdl;
	}

	if(false == m_filtering.SendFilteringRuleIndex(&flt_index))
	{
		IPACMERR("Error sending filtering rule index, aborting...\n");
		ret = IPACM_FAILURE;
		goto fail;
	}

	if(false == m_filtering.AddFilteringRule(pFilteringTable))
	{
		IPACMERR("Error Adding RuleTable to Filtering, aborting...\n");
		ret = IPACM_FAILURE;
		goto fail;
	}
	else
	{
		if(iptype == IPA_IP_v4)
		{
			for(i=0; i<pFilteringTable->num_rules; i++)
			{
				wan_ul_fl_rule_hdl_v4[num_wan_ul_fl_rule_v4] = pFilteringTable->rules[i].flt_rule_hdl;
				num_wan_ul_fl_rule_v4++;
			}
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, iptype, pFilteringTable->num_rules);
		}
		else if(iptype == IPA_IP_v6)
		{
			for(i=0; i<pFilteringTable->num_rules; i++)
			{
				wan_ul_fl_rule_hdl_v6[num_wan_ul_fl_rule_v6] = pFilteringTable->rules[i].flt_rule_hdl;
				num_wan_ul_fl_rule_v6++;
			}
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, iptype, pFilteringTable->num_rules);
		}
		else
		{
			IPACMERR("IP type is not expected.\n");
			goto fail;
		}
	}

fail:
	free(pFilteringTable);
	close(fd);
	return ret;
}

int IPACM_Lan::handle_wan_down_v6(bool is_sta_mode)
{
	ipa_fltr_installed_notif_req_msg_v01 flt_index;
	int fd;

	fd = open(IPA_DEVICE_NAME, O_RDWR);
	if (0 == fd)
	{
		IPACMERR("Failed opening %s.\n", IPA_DEVICE_NAME);
		return IPACM_FAILURE;
	}

	if(m_filtering.DeleteFilteringHdls(ipv6_prefix_flt_rule_hdl, IPA_IP_v6, NUM_IPV6_PREFIX_FLT_RULE) == false)
	{
		close(fd);
		return IPACM_FAILURE;
	}
	IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, NUM_IPV6_PREFIX_FLT_RULE);

	if(is_sta_mode == false)
	{
		if (num_wan_ul_fl_rule_v6 > MAX_WAN_UL_FILTER_RULES)
		{
			IPACMERR(" the number of rules are bigger than array, aborting...\n");
			close(fd);
			return IPACM_FAILURE;
		}

		if (m_filtering.DeleteFilteringHdls(wan_ul_fl_rule_hdl_v6,
			IPA_IP_v6, num_wan_ul_fl_rule_v6) == false)
		{
			IPACMERR("Error Deleting RuleTable(1) to Filtering, aborting...\n");
			close(fd);
			return IPACM_FAILURE;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, num_wan_ul_fl_rule_v6);

		memset(wan_ul_fl_rule_hdl_v6, 0, MAX_WAN_UL_FILTER_RULES * sizeof(uint32_t));
		num_wan_ul_fl_rule_v6 = 0;

		memset(&flt_index, 0, sizeof(flt_index));
		flt_index.source_pipe_index = ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, rx_prop->rx[0].src_pipe);
		flt_index.install_status = IPA_QMI_RESULT_SUCCESS_V01;
		flt_index.filter_index_list_len = 0;
		flt_index.embedded_pipe_index_valid = 1;
		flt_index.embedded_pipe_index = ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, IPA_CLIENT_APPS_LAN_WAN_PROD);
		flt_index.retain_header_valid = 1;
		flt_index.retain_header = 0;
		flt_index.embedded_call_mux_id_valid = 1;
		flt_index.embedded_call_mux_id = IPACM_Iface::ipacmcfg->GetQmapId();

		if(false == m_filtering.SendFilteringRuleIndex(&flt_index))
		{
			IPACMERR("Error sending filtering rule index, aborting...\n");
			close(fd);
			return IPACM_FAILURE;
		}
	}
	else
	{
		if (m_filtering.DeleteFilteringHdls(&dft_v6fl_rule_hdl[IPV6_DEFAULT_FILTERTING_RULES],
																				IPA_IP_v6, 1) == false)
		{
			IPACMERR("Error Adding RuleTable(1) to Filtering, aborting...\n");
			close(fd);
			return IPACM_FAILURE;
		}
		IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1);
	}

	close(fd);
	return IPACM_SUCCESS;
}


/*handle lan2lan client active*/
int IPACM_Lan::handle_lan2lan_client_active(ipacm_event_data_all *data, ipa_cm_event_id event)
{
	if((tx_prop == NULL) || (rx_prop == NULL))
	{
		IPACMDBG_H("No tx/rx properties registered for iface %s, not posting lan2lan event(%d)\n", dev_name, event);
		return IPACM_SUCCESS;
	}

	if(data == NULL)
	{
		IPACMERR("Event data is empty.\n");
		return IPACM_FAILURE;
	}

	if(data->iptype == IPA_IP_v4 && ip_type != IPA_IP_v4 && ip_type != IPA_IP_MAX)
	{
		IPACMERR("Client has IPv4 addr but iface does not have IPv4 up.\n");
		return IPACM_FAILURE;
	}
	if(data->iptype == IPA_IP_v6 && ip_type != IPA_IP_v6 && ip_type != IPA_IP_MAX)
	{
		IPACMERR("Client has IPv6 addr but iface does not have IPv6 up.\n");
		return IPACM_FAILURE;
	}

	ipacm_cmd_q_data evt_data;
	memset(&evt_data, 0, sizeof(evt_data));

	ipacm_event_lan_client* lan_client;
	lan_client = (ipacm_event_lan_client*)malloc(sizeof(ipacm_event_lan_client));
	if(lan_client == NULL)
	{
		IPACMERR("Unable to allocate memory.\n");
		return IPACM_FAILURE;
	}
	memset(lan_client, 0, sizeof(ipacm_event_lan_client));
	lan_client->iptype = data->iptype;
	lan_client->ipv4_addr = data->ipv4_addr;
	memcpy(lan_client->ipv6_addr, data->ipv6_addr, 4 * sizeof(uint32_t));
	memcpy(lan_client->mac_addr, data->mac_addr, 6 * sizeof(uint8_t));
	lan_client->p_iface = this;

	evt_data.event = event;
	evt_data.evt_data = (void*)lan_client;

	IPACMDBG_H("Posting event: %d\n", event);
	IPACM_EvtDispatcher::PostEvt(&evt_data);
	return IPACM_SUCCESS;
}

int IPACM_Lan::add_lan2lan_flt_rule(ipa_ip_type iptype, uint32_t src_v4_addr, uint32_t dst_v4_addr, uint32_t* src_v6_addr, uint32_t* dst_v6_addr, uint32_t* rule_hdl)
{
	if(rx_prop == NULL)
	{
		IPACMERR("There is no rx_prop for iface %s, not able to add lan2lan filtering rule.\n", dev_name);
		return IPACM_FAILURE;
	}
	if(rule_hdl == NULL)
	{
		IPACMERR("Filteing rule handle is empty.\n");
		return IPACM_FAILURE;
	}

	IPACMDBG_H("Got a new lan2lan flt rule with IP type: %d\n", iptype);

	int i, len, res = IPACM_SUCCESS;
	struct ipa_flt_rule_mdfy flt_rule;
	struct ipa_ioc_mdfy_flt_rule* pFilteringTable;

	len = sizeof(struct ipa_ioc_mdfy_flt_rule) + sizeof(struct ipa_flt_rule_mdfy);

	pFilteringTable = (struct ipa_ioc_mdfy_flt_rule*)malloc(len);

	if (pFilteringTable == NULL)
	{
		IPACMERR("Error allocate lan2lan flt rule memory...\n");
		return IPACM_FAILURE;
	}
	memset(pFilteringTable, 0, len);

	pFilteringTable->commit = 1;
	pFilteringTable->ip = iptype;
	pFilteringTable->num_rules = 1;

	memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_mdfy));

	if(iptype == IPA_IP_v4)
	{
		IPACMDBG_H("src_v4_addr: %d dst_v4_addr: %d\n", src_v4_addr, dst_v4_addr);

		if(num_lan2lan_flt_rule_v4 >= MAX_OFFLOAD_PAIR)
		{
			IPACMERR("Lan2lan flt rule table is full, not able to add.\n");
			res = IPACM_FAILURE;
			goto fail;
		}

		if(false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v4))
		{
			IPACMERR("Failed to get routing table %s handle.\n", IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v4.name);
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACMDBG_H("Routing handle for table %s: %d\n", IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v4.name,
				IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v4.hdl);

		flt_rule.status = -1;
		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			if(lan2lan_flt_rule_hdl_v4[i].valid == false)
			{
				flt_rule.rule_hdl = lan2lan_flt_rule_hdl_v4[i].rule_hdl;
				break;
			}
		}
		if(i == MAX_OFFLOAD_PAIR)
		{
			IPACMERR("Failed to find a filtering rule.\n");
			res = IPACM_FAILURE;
			goto fail;
		}

		flt_rule.rule.retain_hdr = 0;
		flt_rule.rule.to_uc = 0;
		flt_rule.rule.eq_attrib_type = 0;
		flt_rule.rule.action = IPA_PASS_TO_ROUTING;
		flt_rule.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v4.hdl;

		memcpy(&flt_rule.rule.attrib, &rx_prop->rx[0].attrib,
					 sizeof(flt_rule.rule.attrib));
		IPACMDBG_H("Rx property attrib mask:0x%x\n", rx_prop->rx[0].attrib.attrib_mask);

		flt_rule.rule.attrib.attrib_mask |= IPA_FLT_SRC_ADDR;
		flt_rule.rule.attrib.u.v4.src_addr = src_v4_addr;
		flt_rule.rule.attrib.u.v4.src_addr_mask = 0xFFFFFFFF;

		flt_rule.rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v4.dst_addr = dst_v4_addr;
		flt_rule.rule.attrib.u.v4.dst_addr_mask = 0xFFFFFFFF;

		memcpy(&(pFilteringTable->rules[0]), &flt_rule, sizeof(struct ipa_flt_rule_mdfy));
		if (false == m_filtering.ModifyFilteringRule(pFilteringTable))
		{
			IPACMERR("Error modifying filtering rule.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			lan2lan_flt_rule_hdl_v4[i].valid = true;
			*rule_hdl = lan2lan_flt_rule_hdl_v4[i].rule_hdl;
			num_lan2lan_flt_rule_v4++;
			IPACMDBG_H("Flt rule modified, hdl: 0x%x, status: %d\n", pFilteringTable->rules[0].rule_hdl,
						pFilteringTable->rules[0].status);
		}
	}
	else if(iptype == IPA_IP_v6)
	{
		if(num_lan2lan_flt_rule_v6 >= MAX_OFFLOAD_PAIR)
		{
			IPACMERR("Lan2lan flt rule table is full, not able to add.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		if(src_v6_addr == NULL || dst_v6_addr == NULL)
		{
			IPACMERR("Got IPv6 flt rule but without IPv6 src/dst addr.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACMDBG_H("src_v6_addr: 0x%08x%08x%08x%08x, dst_v6_addr: 0x%08x%08x%08x%08x\n", src_v6_addr[0], src_v6_addr[1],
				src_v6_addr[2], src_v6_addr[3], dst_v6_addr[0], dst_v6_addr[1], dst_v6_addr[2], dst_v6_addr[3]);

		if(false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v6))
		{
			IPACMERR("Failed to get routing table %s handle.\n", IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v6.name);
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACMDBG_H("Routing handle for table %s: %d\n", IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v6.name,
				IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v6.hdl);

		flt_rule.status = -1;
		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			if(lan2lan_flt_rule_hdl_v6[i].valid == false)
			{
				flt_rule.rule_hdl = lan2lan_flt_rule_hdl_v6[i].rule_hdl;
				break;
			}
		}
		if(i == MAX_OFFLOAD_PAIR)
		{
			IPACMERR("Failed to find a filtering rule handle.\n");
			res = IPACM_FAILURE;
			goto fail;
		}

		flt_rule.rule.retain_hdr = 0;
		flt_rule.rule.to_uc = 0;
		flt_rule.rule.eq_attrib_type = 0;
		flt_rule.rule.action = IPA_PASS_TO_ROUTING;
		flt_rule.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v6.hdl;

		memcpy(&flt_rule.rule.attrib, &rx_prop->rx[0].attrib,
					 sizeof(flt_rule.rule.attrib));
		IPACMDBG_H("Rx property attrib mask:0x%x\n", rx_prop->rx[0].attrib.attrib_mask);

		flt_rule.rule.attrib.attrib_mask |= IPA_FLT_SRC_ADDR;
		flt_rule.rule.attrib.u.v6.src_addr[0] = src_v6_addr[0];
		flt_rule.rule.attrib.u.v6.src_addr[1] = src_v6_addr[1];
		flt_rule.rule.attrib.u.v6.src_addr[2] = src_v6_addr[2];
		flt_rule.rule.attrib.u.v6.src_addr[3] = src_v6_addr[3];
		flt_rule.rule.attrib.u.v6.src_addr_mask[0] = 0xFFFFFFFF;
		flt_rule.rule.attrib.u.v6.src_addr_mask[1] = 0xFFFFFFFF;
		flt_rule.rule.attrib.u.v6.src_addr_mask[2] = 0xFFFFFFFF;
		flt_rule.rule.attrib.u.v6.src_addr_mask[3] = 0xFFFFFFFF;


		flt_rule.rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v6.dst_addr[0] = dst_v6_addr[0];
		flt_rule.rule.attrib.u.v6.dst_addr[1] = dst_v6_addr[1];
		flt_rule.rule.attrib.u.v6.dst_addr[2] = dst_v6_addr[2];
		flt_rule.rule.attrib.u.v6.dst_addr[3] = dst_v6_addr[3];
		flt_rule.rule.attrib.u.v6.dst_addr_mask[0] = 0xFFFFFFFF;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[1] = 0xFFFFFFFF;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[2] = 0xFFFFFFFF;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[3] = 0xFFFFFFFF;

		memcpy(&(pFilteringTable->rules[0]), &flt_rule, sizeof(struct ipa_flt_rule_mdfy));
		if (false == m_filtering.ModifyFilteringRule(pFilteringTable))
		{
			IPACMERR("Error modifying filtering rule.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			lan2lan_flt_rule_hdl_v6[i].valid = true;
			*rule_hdl = lan2lan_flt_rule_hdl_v6[i].rule_hdl;
			num_lan2lan_flt_rule_v6++;
			IPACMDBG_H("Flt rule modified, hdl: 0x%x, status: %d\n", pFilteringTable->rules[0].rule_hdl,
						pFilteringTable->rules[0].status);
		}
	}
	else
	{
		IPACMERR("IP type is not expected.\n");
		res = IPACM_FAILURE;
		goto fail;
	}

fail:
	free(pFilteringTable);
	return res;
}

int IPACM_Lan::add_dummy_lan2lan_flt_rule(ipa_ip_type iptype)
{
	if(rx_prop == NULL)
	{
		IPACMDBG_H("There is no rx_prop for iface %s, not able to add dummy lan2lan filtering rule.\n", dev_name);
		return 0;
	}

	int i, len, res = IPACM_SUCCESS;
	struct ipa_flt_rule_add flt_rule;
	ipa_ioc_add_flt_rule* pFilteringTable;

	len = sizeof(struct ipa_ioc_add_flt_rule) +	MAX_OFFLOAD_PAIR * sizeof(struct ipa_flt_rule_add);

	pFilteringTable = (struct ipa_ioc_add_flt_rule *)malloc(len);
	if (pFilteringTable == NULL)
	{
		IPACMERR("Error allocate flt table memory...\n");
		return IPACM_FAILURE;
	}
	memset(pFilteringTable, 0, len);

	pFilteringTable->commit = 1;
	pFilteringTable->ep = rx_prop->rx[0].src_pipe;
	pFilteringTable->global = false;
	pFilteringTable->ip = iptype;
	pFilteringTable->num_rules = MAX_OFFLOAD_PAIR;

	memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_add));

	flt_rule.rule.retain_hdr = 0;
	flt_rule.at_rear = true;
	flt_rule.flt_rule_hdl = -1;
	flt_rule.status = -1;
	flt_rule.rule.action = IPA_PASS_TO_EXCEPTION;

	memcpy(&flt_rule.rule.attrib, &rx_prop->rx[0].attrib,
			sizeof(flt_rule.rule.attrib));

	if(iptype == IPA_IP_v4)
	{
		flt_rule.rule.attrib.attrib_mask = IPA_FLT_SRC_ADDR | IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v4.src_addr_mask = ~0;
		flt_rule.rule.attrib.u.v4.src_addr = ~0;
		flt_rule.rule.attrib.u.v4.dst_addr_mask = ~0;
		flt_rule.rule.attrib.u.v4.dst_addr = ~0;

		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			memcpy(&(pFilteringTable->rules[i]), &flt_rule, sizeof(struct ipa_flt_rule_add));
		}

		if (false == m_filtering.AddFilteringRule(pFilteringTable))
		{
			IPACMERR("Error adding dummy lan2lan v4 flt rule\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, MAX_OFFLOAD_PAIR);
			/* copy filter rule hdls */
			for (int i = 0; i < MAX_OFFLOAD_PAIR; i++)
			{
				if (pFilteringTable->rules[i].status == 0)
				{
					lan2lan_flt_rule_hdl_v4[i].rule_hdl = pFilteringTable->rules[i].flt_rule_hdl;
					IPACMDBG_H("Lan2lan v4 flt rule %d hdl:0x%x\n", i, lan2lan_flt_rule_hdl_v4[i].rule_hdl);
				}
				else
				{
					IPACMERR("Failed adding lan2lan v4 flt rule %d\n", i);
					res = IPACM_FAILURE;
					goto fail;
				}
			}
		}
	}
	else if(iptype == IPA_IP_v6)
	{
		flt_rule.rule.attrib.attrib_mask = IPA_FLT_SRC_ADDR | IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v6.src_addr_mask[0] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[1] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[2] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[3] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[0] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[1] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[2] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[3] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[0] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[1] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[2] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[3] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[0] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[1] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[2] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[3] = ~0;

		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			memcpy(&(pFilteringTable->rules[i]), &flt_rule, sizeof(struct ipa_flt_rule_add));
		}

		if (false == m_filtering.AddFilteringRule(pFilteringTable))
		{
			IPACMERR("Error adding dummy lan2lan v6 flt rule\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, MAX_OFFLOAD_PAIR);
			/* copy filter rule hdls */
			for (int i = 0; i < MAX_OFFLOAD_PAIR; i++)
			{
				if (pFilteringTable->rules[i].status == 0)
				{
					lan2lan_flt_rule_hdl_v6[i].rule_hdl = pFilteringTable->rules[i].flt_rule_hdl;
					IPACMDBG_H("Lan2lan v6 flt rule %d hdl:0x%x\n", i, lan2lan_flt_rule_hdl_v6[i].rule_hdl);
				}
				else
				{
					IPACMERR("Failed adding lan2lan v6 flt rule %d\n", i);
					res = IPACM_FAILURE;
					goto fail;
				}
			}
		}
	}
	else
	{
		IPACMERR("IP type is not expected.\n");
		goto fail;
	}

fail:
	free(pFilteringTable);
	return res;
}

int IPACM_Lan::del_lan2lan_flt_rule(ipa_ip_type iptype, uint32_t rule_hdl)
{
	int i;

	IPACMDBG_H("Del lan2lan flt rule with IP type: %d hdl: %d\n", iptype, rule_hdl);
	if(iptype == IPA_IP_v4)
	{
		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			if(lan2lan_flt_rule_hdl_v4[i].rule_hdl == rule_hdl)
			{
				if(reset_to_dummy_flt_rule(IPA_IP_v4, rule_hdl) == IPACM_FAILURE)
				{
					IPACMERR("Failed to delete lan2lan v4 flt rule %d\n", rule_hdl);
					return IPACM_FAILURE;
				}
				IPACMDBG_H("Deleted lan2lan v4 flt rule %d\n", rule_hdl);
				lan2lan_flt_rule_hdl_v4[i].valid = false;
				num_lan2lan_flt_rule_v4--;
				break;
			}
		}

		if(i == MAX_OFFLOAD_PAIR) //not finding the rule
		{
			IPACMERR("The rule is not found.\n");
			return IPACM_FAILURE;
		}
	}
	else if(iptype == IPA_IP_v6)
	{
		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			if(lan2lan_flt_rule_hdl_v6[i].rule_hdl == rule_hdl)
			{
				if(reset_to_dummy_flt_rule(IPA_IP_v6, rule_hdl) == IPACM_FAILURE)
				{
					IPACMERR("Failed to delete lan2lan v6 flt rule %d\n", rule_hdl);
					return IPACM_FAILURE;
				}
				IPACMDBG_H("Deleted lan2lan v6 flt rule %d\n", rule_hdl);
				lan2lan_flt_rule_hdl_v6[i].valid = false;
				num_lan2lan_flt_rule_v6--;
				break;
			}
		}

		if(i == MAX_OFFLOAD_PAIR) //not finding the rule
		{
			IPACMERR("The rule is not found.\n");
			return IPACM_FAILURE;
		}
	}
	else
	{
		IPACMERR("IP type is not expected.\n");
		return IPACM_FAILURE;
	}

	return IPACM_SUCCESS;
}

int IPACM_Lan::reset_to_dummy_flt_rule(ipa_ip_type iptype, uint32_t rule_hdl)
{
	int len, res = IPACM_SUCCESS;
	struct ipa_flt_rule_mdfy flt_rule;
	struct ipa_ioc_mdfy_flt_rule* pFilteringTable;

	IPACMDBG_H("Reset flt rule to dummy, IP type: %d, hdl: %d\n", iptype, rule_hdl);
	len = sizeof(struct ipa_ioc_mdfy_flt_rule) + sizeof(struct ipa_flt_rule_mdfy);
	pFilteringTable = (struct ipa_ioc_mdfy_flt_rule*)malloc(len);

	if (pFilteringTable == NULL)
	{
		IPACMERR("Error allocate flt rule memory...\n");
		return IPACM_FAILURE;
	}
	memset(pFilteringTable, 0, len);

	pFilteringTable->commit = 1;
	pFilteringTable->ip = iptype;
	pFilteringTable->num_rules = 1;

	memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_mdfy));
	flt_rule.status = -1;
	flt_rule.rule_hdl = rule_hdl;

	flt_rule.rule.retain_hdr = 0;
	flt_rule.rule.action = IPA_PASS_TO_EXCEPTION;

	if(iptype == IPA_IP_v4)
	{
		IPACMDBG_H("Reset IPv4 flt rule to dummy\n");

		flt_rule.rule.attrib.attrib_mask = IPA_FLT_SRC_ADDR | IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v4.dst_addr = ~0;
		flt_rule.rule.attrib.u.v4.dst_addr_mask = ~0;
		flt_rule.rule.attrib.u.v4.src_addr = ~0;
		flt_rule.rule.attrib.u.v4.src_addr_mask = ~0;

		memcpy(&(pFilteringTable->rules[0]), &flt_rule, sizeof(struct ipa_flt_rule_mdfy));
		if (false == m_filtering.ModifyFilteringRule(pFilteringTable))
		{
			IPACMERR("Error modifying filtering rule.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			IPACMDBG_H("Flt rule reset to dummy, hdl: 0x%x, status: %d\n", pFilteringTable->rules[0].rule_hdl,
						pFilteringTable->rules[0].status);
		}
	}
	else if(iptype == IPA_IP_v6)
	{
		IPACMDBG_H("Reset IPv6 flt rule to dummy\n");

		flt_rule.rule.attrib.attrib_mask = IPA_FLT_SRC_ADDR | IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v6.src_addr[0] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[1] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[2] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[3] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[0] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[1] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[2] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[3] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[0] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[1] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[2] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[3] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[0] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[1] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[2] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[3] = ~0;


		memcpy(&(pFilteringTable->rules[0]), &flt_rule, sizeof(struct ipa_flt_rule_mdfy));
		if (false == m_filtering.ModifyFilteringRule(pFilteringTable))
		{
			IPACMERR("Error modifying filtering rule.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			IPACMDBG_H("Flt rule reset to dummy, hdl: 0x%x, status: %d\n", pFilteringTable->rules[0].rule_hdl,
						pFilteringTable->rules[0].status);
		}
	}
	else
	{
		IPACMERR("IP type is not expected.\n");
		res = IPACM_FAILURE;
		goto fail;
	}

fail:
	free(pFilteringTable);
	return res;
}

int IPACM_Lan::add_lan2lan_hdr(ipa_ip_type iptype, uint8_t* src_mac, uint8_t* dst_mac, uint32_t* hdr_hdl)
{
	if(tx_prop == NULL)
	{
		IPACMERR("There is no tx_prop, cannot add header.\n");
		return IPACM_FAILURE;
	}
	if(src_mac == NULL || dst_mac == NULL)
	{
		IPACMERR("Either src_mac or dst_mac is null, cannot add header.\n");
		return IPACM_FAILURE;
	}
	if(hdr_hdl == NULL)
	{
		IPACMERR("Header handle is empty.\n");
		return IPACM_FAILURE;
	}

	int i, j, len;
	int res = IPACM_SUCCESS;
	char index[4];
	struct ipa_ioc_copy_hdr sCopyHeader;
	struct ipa_ioc_add_hdr *pHeader;

	IPACMDBG_H("Get lan2lan header request, src_mac: 0x%02x%02x%02x%02x%02x%02x dst_mac: 0x%02x%02x%02x%02x%02x%02x\n",
			src_mac[0], src_mac[1], src_mac[2], src_mac[3], src_mac[4], src_mac[5], dst_mac[0], dst_mac[1],
			dst_mac[2], dst_mac[3], dst_mac[4], dst_mac[5]);

	len = sizeof(struct ipa_ioc_add_hdr) + sizeof(struct ipa_hdr_add);
	pHeader = (struct ipa_ioc_add_hdr *)malloc(len);
	if (pHeader == NULL)
	{
		IPACMERR("Failed to allocate header\n");
		return IPACM_FAILURE;
	}
	memset(pHeader, 0, len);

	if(iptype == IPA_IP_v4)
	{		/* copy partial header for v4*/
		for(i=0; i<tx_prop->num_tx_props; i++)
		{
			if(tx_prop->tx[i].ip == IPA_IP_v4)
			{
				IPACMDBG_H("Got v4-header name from %d tx props\n", i);
				memset(&sCopyHeader, 0, sizeof(sCopyHeader));
				memcpy(sCopyHeader.name, tx_prop->tx[i].hdr_name, sizeof(sCopyHeader.name));

				IPACMDBG_H("Header name: %s\n", sCopyHeader.name);
				if(m_header.CopyHeader(&sCopyHeader) == false)
				{
					IPACMERR("Copy header failed\n");
					res = IPACM_FAILURE;
					goto fail;
				}

				IPACMDBG_H("Header length: %d, paritial: %d\n", sCopyHeader.hdr_len, sCopyHeader.is_partial);
				if (sCopyHeader.hdr_len > IPA_HDR_MAX_SIZE)
				{
					IPACMERR("Header oversize\n");
					res = IPACM_FAILURE;
					goto fail;
				}
				else
				{
					memcpy(pHeader->hdr[0].hdr, sCopyHeader.hdr, sCopyHeader.hdr_len);
				}

				if(sCopyHeader.is_eth2_ofst_valid)
				{
					memcpy(&pHeader->hdr[0].hdr[sCopyHeader.eth2_ofst], dst_mac, IPA_MAC_ADDR_SIZE);
					memcpy(&pHeader->hdr[0].hdr[sCopyHeader.eth2_ofst+IPA_MAC_ADDR_SIZE], src_mac, IPA_MAC_ADDR_SIZE);
				}
				else
				{
					IPACMERR("Ethernet 2 header offset is invalid.\n");
				}

				pHeader->commit = true;
				pHeader->num_hdrs = 1;

				memset(pHeader->hdr[0].name, 0, sizeof(pHeader->hdr[0].name));
				strlcpy(pHeader->hdr[0].name, IPA_LAN_TO_LAN_USB_HDR_NAME_V4, sizeof(pHeader->hdr[0].name));

				for(j=0; j<MAX_OFFLOAD_PAIR; j++)
				{
					if( lan2lan_hdr_hdl_v4[j].valid == false)
					{
						IPACMDBG_H("Construct lan2lan hdr with index %d.\n", j);
						break;
					}
				}
				if(j == MAX_OFFLOAD_PAIR)
				{
					IPACMERR("Failed to find an available hdr index.\n");
					res = IPACM_FAILURE;
					goto fail;
				}
				lan2lan_hdr_hdl_v4[j].valid = true;
				snprintf(index,sizeof(index), "%d", j);
				if (strlcat(pHeader->hdr[0].name, index, sizeof(pHeader->hdr[0].name)) > IPA_RESOURCE_NAME_MAX)
				{
					IPACMERR(" header name construction failed exceed length (%d)\n", strlen(pHeader->hdr[0].name));
					res = IPACM_FAILURE;
					goto fail;
				}

				pHeader->hdr[0].hdr_len = sCopyHeader.hdr_len;
				pHeader->hdr[0].is_partial = 0;
				pHeader->hdr[0].hdr_hdl = -1;
				pHeader->hdr[0].status = -1;

				if (m_header.AddHeader(pHeader) == false || pHeader->hdr[0].status != 0)
				{
					IPACMERR("Ioctl IPA_IOC_ADD_HDR failed with status: %d\n", pHeader->hdr[0].status);
					res = IPACM_FAILURE;
					goto fail;
				}
				IPACMDBG_H("Installed v4 full header %s header handle 0x%08x\n", pHeader->hdr[0].name,
							pHeader->hdr[0].hdr_hdl);
				*hdr_hdl = pHeader->hdr[0].hdr_hdl;
				lan2lan_hdr_hdl_v4[j].hdr_hdl = pHeader->hdr[0].hdr_hdl;
				break;
			}
		}
	}
	else if(iptype == IPA_IP_v6)
	{		/* copy partial header for v6*/
		for(i=0; i<tx_prop->num_tx_props; i++)
		{
			if(tx_prop->tx[i].ip == IPA_IP_v6)
			{
				IPACMDBG_H("Got v6-header name from %d tx props\n", i);
				memset(&sCopyHeader, 0, sizeof(sCopyHeader));
				memcpy(sCopyHeader.name, tx_prop->tx[i].hdr_name, sizeof(sCopyHeader.name));

				IPACMDBG_H("Header name: %s\n", sCopyHeader.name);
				if(m_header.CopyHeader(&sCopyHeader) == false)
				{
					IPACMERR("Copy header failed\n");
					res = IPACM_FAILURE;
					goto fail;
				}

				IPACMDBG_H("Header length: %d, paritial: %d\n", sCopyHeader.hdr_len, sCopyHeader.is_partial);
				if (sCopyHeader.hdr_len > IPA_HDR_MAX_SIZE)
				{
					IPACMERR("Header oversize\n");
					res = IPACM_FAILURE;
					goto fail;
				}
				else
				{
					memcpy(pHeader->hdr[0].hdr, sCopyHeader.hdr, sCopyHeader.hdr_len);
				}
				if(sCopyHeader.is_eth2_ofst_valid)
				{
					memcpy(&pHeader->hdr[0].hdr[sCopyHeader.eth2_ofst], dst_mac, IPA_MAC_ADDR_SIZE);
					memcpy(&pHeader->hdr[0].hdr[sCopyHeader.eth2_ofst+IPA_MAC_ADDR_SIZE], src_mac, IPA_MAC_ADDR_SIZE);
				}
				else
				{
					IPACMERR("Ethernet 2 header offset is invalid.\n");
				}

				pHeader->commit = true;
				pHeader->num_hdrs = 1;

				memset(pHeader->hdr[0].name, 0, sizeof(pHeader->hdr[0].name));
				strlcpy(pHeader->hdr[0].name, IPA_LAN_TO_LAN_USB_HDR_NAME_V6, sizeof(pHeader->hdr[0].name));

				for(j=0; j<MAX_OFFLOAD_PAIR; j++)
				{
					if( lan2lan_hdr_hdl_v6[j].valid == false)
					{
						IPACMDBG_H("Construct lan2lan hdr with index %d.\n", j);
						break;
					}
				}
				if(j == MAX_OFFLOAD_PAIR)
				{
					IPACMERR("Failed to find an available hdr index.\n");
					res = IPACM_FAILURE;
					goto fail;
				}
				lan2lan_hdr_hdl_v6[j].valid = true;
				snprintf(index,sizeof(index), "%d", j);
				if (strlcat(pHeader->hdr[0].name, index, sizeof(pHeader->hdr[0].name)) > IPA_RESOURCE_NAME_MAX)
				{
					IPACMERR(" header name construction failed exceed length (%d)\n", strlen(pHeader->hdr[0].name));
					res = IPACM_FAILURE;
					goto fail;
				}

				pHeader->hdr[0].hdr_len = sCopyHeader.hdr_len;
				pHeader->hdr[0].is_partial = 0;
				pHeader->hdr[0].hdr_hdl = -1;
				pHeader->hdr[0].status = -1;

				if (m_header.AddHeader(pHeader) == false || pHeader->hdr[0].status != 0)
				{
					IPACMERR("Ioctl IPA_IOC_ADD_HDR failed with status: %d\n", pHeader->hdr[0].status);
					res = IPACM_FAILURE;
					goto fail;
				}
				IPACMDBG_H("Installed v6 full header %s header handle 0x%08x\n", pHeader->hdr[0].name,
							pHeader->hdr[0].hdr_hdl);
				*hdr_hdl = pHeader->hdr[0].hdr_hdl;
				lan2lan_hdr_hdl_v6[j].hdr_hdl = pHeader->hdr[0].hdr_hdl;
				break;
			}
		}
	}
	else
	{
		IPACMERR("IP type is not expected.\n");
	}

fail:
	free(pHeader);
	return res;
}

int IPACM_Lan::del_lan2lan_hdr(ipa_ip_type iptype, uint32_t hdr_hdl)
{
	int i;
	if (m_header.DeleteHeaderHdl(hdr_hdl) == false)
	{
		IPACMERR("Failed to delete header %d\n", hdr_hdl);
		return IPACM_FAILURE;
	}
	IPACMDBG_H("Deleted header %d\n", hdr_hdl);

	if(iptype == IPA_IP_v4)
	{
		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			if(lan2lan_hdr_hdl_v4[i].hdr_hdl == hdr_hdl)
			{
				lan2lan_hdr_hdl_v4[i].valid = false;
				break;
			}
		}
		if(i == MAX_OFFLOAD_PAIR)
		{
			IPACMERR("Failed to find corresponding hdr hdl.\n");
			return IPACM_FAILURE;
		}
	}
	else if(iptype == IPA_IP_v6)
	{
		for(i=0; i<MAX_OFFLOAD_PAIR; i++)
		{
			if(lan2lan_hdr_hdl_v6[i].hdr_hdl == hdr_hdl)
			{
				lan2lan_hdr_hdl_v6[i].valid = false;
				break;
			}
		}
		if(i == MAX_OFFLOAD_PAIR)
		{
			IPACMERR("Failed to find corresponding hdr hdl.\n");
			return IPACM_FAILURE;
		}
	}
	else
	{
		IPACMERR("IP type is not expected.\n");
		return IPACM_FAILURE;
	}
	return IPACM_SUCCESS;
}

int IPACM_Lan::add_lan2lan_rt_rule(ipa_ip_type iptype, uint32_t src_v4_addr, uint32_t dst_v4_addr,
			uint32_t* src_v6_addr, uint32_t* dst_v6_addr, uint32_t hdr_hdl, lan_to_lan_rt_rule_hdl* rule_hdl)
{
	struct ipa_ioc_add_rt_rule *rt_rule;
	struct ipa_rt_rule_add *rt_rule_entry;
	uint32_t tx_index;
	int len;
	int res = IPACM_SUCCESS;

	IPACMDBG_H("Got a new lan2lan rt rule with IP type: %d\n", iptype);

	if(rule_hdl == NULL)
	{
		IPACMERR("Rule hdl is empty.\n");
		return IPACM_FAILURE;
	}
	memset(rule_hdl, 0, sizeof(lan_to_lan_rt_rule_hdl));

	if(tx_prop == NULL)
	{
		IPACMDBG_H("There is no tx_prop for iface %s, not able to add lan2lan routing rule.\n", dev_name);
		return IPACM_FAILURE;
	}

	len = sizeof(struct ipa_ioc_add_rt_rule) + sizeof(struct ipa_rt_rule_add);
	rt_rule = (struct ipa_ioc_add_rt_rule *)malloc(len);
	if (!rt_rule)
	{
		IPACMERR("Failed to allocate memory for rt rule\n");
		return IPACM_FAILURE;
	}
	memset(rt_rule, 0, len);

	rt_rule->commit = 1;
	rt_rule->num_rules = 1;
	rt_rule->ip = iptype;

	if(iptype == IPA_IP_v4)
	{
		IPACMDBG_H("src_v4_addr: 0x%08x dst_v4_addr: 0x%08x\n", src_v4_addr, dst_v4_addr);

		strcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v4.name);
		rt_rule_entry = &rt_rule->rules[0];
		rt_rule_entry->at_rear = false;
		rt_rule_entry->rt_rule_hdl = 0;
		rt_rule_entry->status = -1;

		for (tx_index = 0; tx_index<iface_query->num_tx_props; tx_index++)
		{
		    if(tx_prop->tx[tx_index].ip != IPA_IP_v4)
		    {
		    	IPACMDBG_H("Tx:%d, iptype: %d conflict ip-type: %d bypass\n",
		    				tx_index, tx_prop->tx[tx_index].ip, IPA_IP_v4);
		    	continue;
		    }

			rt_rule_entry->rule.hdr_hdl = hdr_hdl;
			rt_rule_entry->rule.dst = tx_prop->tx[tx_index].dst_pipe;
			memcpy(&rt_rule_entry->rule.attrib, &tx_prop->tx[tx_index].attrib,
					sizeof(rt_rule_entry->rule.attrib));

			rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_SRC_ADDR;
			rt_rule_entry->rule.attrib.u.v4.src_addr      = src_v4_addr;
			rt_rule_entry->rule.attrib.u.v4.src_addr_mask = 0xFFFFFFFF;

			rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
			rt_rule_entry->rule.attrib.u.v4.dst_addr      = dst_v4_addr;
			rt_rule_entry->rule.attrib.u.v4.dst_addr_mask = 0xFFFFFFFF;

			if(m_routing.AddRoutingRule(rt_rule) == false)
			{
				IPACMERR("Routing rule addition failed\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			IPACMDBG_H("Added rt rule hdl: 0x%08x\n", rt_rule_entry->rt_rule_hdl);
			rule_hdl->rule_hdl[rule_hdl->num_rule] = rt_rule_entry->rt_rule_hdl;
			rule_hdl->num_rule++;
		}
	}
	else if(iptype == IPA_IP_v6)
	{
		if(src_v6_addr == NULL || dst_v6_addr == NULL)
		{
			IPACMERR("Got IPv6 rt rule but without IPv6 src/dst addr.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		IPACMDBG_H("src_v6_addr: 0x%08x%08x%08x%08x, dst_v6_addr: 0x%08x%08x%08x%08x\n", src_v6_addr[0], src_v6_addr[1],
				src_v6_addr[2], src_v6_addr[3], dst_v6_addr[0], dst_v6_addr[1], dst_v6_addr[2], dst_v6_addr[3]);

		strcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_lan2lan_v6.name);
		rt_rule_entry = &rt_rule->rules[0];
		rt_rule_entry->at_rear = false;
		rt_rule_entry->rt_rule_hdl = 0;
		rt_rule_entry->status = -1;

		for (tx_index = 0; tx_index<iface_query->num_tx_props; tx_index++)
		{
		    if(tx_prop->tx[tx_index].ip != IPA_IP_v6)
		    {
		    	IPACMDBG_H("Tx:%d, iptype: %d conflict ip-type: %d bypass\n",
		    				tx_index, tx_prop->tx[tx_index].ip, IPA_IP_v6);
		    	continue;
		    }

			rt_rule_entry->rule.hdr_hdl = hdr_hdl;
			rt_rule_entry->rule.dst = tx_prop->tx[tx_index].dst_pipe;
			memcpy(&rt_rule_entry->rule.attrib, &tx_prop->tx[tx_index].attrib,
					sizeof(rt_rule_entry->rule.attrib));

			rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_SRC_ADDR;
			rt_rule_entry->rule.attrib.u.v6.src_addr[0] = src_v6_addr[0];
			rt_rule_entry->rule.attrib.u.v6.src_addr[1] = src_v6_addr[1];
			rt_rule_entry->rule.attrib.u.v6.src_addr[2] = src_v6_addr[2];
			rt_rule_entry->rule.attrib.u.v6.src_addr[3] = src_v6_addr[3];
			rt_rule_entry->rule.attrib.u.v6.src_addr_mask[0] = 0xFFFFFFFF;
			rt_rule_entry->rule.attrib.u.v6.src_addr_mask[1] = 0xFFFFFFFF;
			rt_rule_entry->rule.attrib.u.v6.src_addr_mask[2] = 0xFFFFFFFF;
			rt_rule_entry->rule.attrib.u.v6.src_addr_mask[3] = 0xFFFFFFFF;

			rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
			rt_rule_entry->rule.attrib.u.v6.dst_addr[0] = dst_v6_addr[0];
			rt_rule_entry->rule.attrib.u.v6.dst_addr[1] = dst_v6_addr[1];
			rt_rule_entry->rule.attrib.u.v6.dst_addr[2] = dst_v6_addr[2];
			rt_rule_entry->rule.attrib.u.v6.dst_addr[3] = dst_v6_addr[3];
			rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[0] = 0xFFFFFFFF;
			rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[1] = 0xFFFFFFFF;
			rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[2] = 0xFFFFFFFF;
			rt_rule_entry->rule.attrib.u.v6.dst_addr_mask[3] = 0xFFFFFFFF;

			if(m_routing.AddRoutingRule(rt_rule) == false)
			{
				IPACMERR("Routing rule addition failed\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			IPACMDBG_H("Added rt rule hdl: 0x%08x\n", rt_rule_entry->rt_rule_hdl);
			rule_hdl->rule_hdl[rule_hdl->num_rule] = rt_rule_entry->rt_rule_hdl;
			rule_hdl->num_rule++;
		}
	}
	else
	{
		IPACMERR("IP type is not expected.\n");
	}

fail:
	free(rt_rule);
	return res;
}

int IPACM_Lan::del_lan2lan_rt_rule(ipa_ip_type iptype, lan_to_lan_rt_rule_hdl rule_hdl)
{
	if(rule_hdl.num_rule <= 0 || rule_hdl.num_rule > MAX_NUM_PROP)
	{
		IPACMERR("The number of rule handles are not correct.\n");
		return IPACM_FAILURE;
	}

	int i, res = IPACM_SUCCESS;

	IPACMDBG_H("Get %d rule handles with IP type %d\n", rule_hdl.num_rule, iptype);
	for(i=0; i<rule_hdl.num_rule; i++)
	{
		if(m_routing.DeleteRoutingHdl(rule_hdl.rule_hdl[i], iptype) == false)
		{
			IPACMERR("Failed to delete routing rule hdl %d.\n", rule_hdl.rule_hdl[i]);
			res = IPACM_FAILURE;
		}
		IPACMDBG_H("Deleted routing rule handle %d\n",rule_hdl.rule_hdl[i]);
	}
	return res;
}

void IPACM_Lan::post_del_self_evt()
{
	ipacm_cmd_q_data evt;
	ipacm_event_data_fid* fid;
	fid = (ipacm_event_data_fid*)malloc(sizeof(ipacm_event_data_fid));
	if(fid == NULL)
	{
		IPACMERR("Failed to allocate fid memory.\n");
		return;
	}
	memset(fid, 0, sizeof(ipacm_event_data_fid));
	memset(&evt, 0, sizeof(ipacm_cmd_q_data));

	fid->if_index = ipa_if_num;

	evt.evt_data = (void*)fid;
	evt.event = IPA_LAN_DELETE_SELF;

	IPACMDBG_H("Posting event IPA_LAN_DELETE_SELF\n");
	IPACM_EvtDispatcher::PostEvt(&evt);
}

/*handle reset usb-client rt-rules */
int IPACM_Lan::handle_lan_client_reset_rt(ipa_ip_type iptype)
{
	int i, res = IPACM_SUCCESS;

	/* clean eth-client routing rules */
	IPACMDBG_H("left %d eth clients need to be deleted \n ", num_eth_client);
	for (i = 0; i < num_eth_client; i++)
	{
		res = delete_eth_rtrules(i, iptype);
		if (res != IPACM_SUCCESS)
		{
			IPACMERR("Failed to delete old iptype(%d) rules.\n", iptype);
			return res;
		}
	} /* end of for loop */

	/* Pass info to LAN2LAN module */
	res = post_lan2lan_client_disconnect_msg(iptype);
	if (res != IPACM_SUCCESS)
	{
		IPACMERR("Failed to posting delete old iptype(%d) address.\n", iptype);
		return res;
	}
	/* Reset ip-address */
	for (i = 0; i < num_eth_client; i++)
	{
		if(iptype == IPA_IP_v4)
		{
			get_client_memptr(eth_client, i)->ipv4_set = false;
		}
		else
		{
			get_client_memptr(eth_client, i)->ipv6_set = 0;
		}
	} /* end of for loop */
	return res;
}

/*handle lan2lan internal mesg posting*/
int IPACM_Lan::post_lan2lan_client_disconnect_msg(ipa_ip_type iptype)
{
	int i, j;
	ipacm_cmd_q_data evt_data;
	ipacm_event_lan_client* lan_client;

	for (i = 0; i < num_eth_client; i++)
	{
			if((get_client_memptr(eth_client, i)->ipv4_set == true)
				&& (iptype == IPA_IP_v4))
			{
				lan_client = (ipacm_event_lan_client*)malloc(sizeof(ipacm_event_lan_client));
				if(lan_client == NULL)
				{
					IPACMERR("Failed to allocate memory.\n");
					return IPACM_FAILURE;
				}
				memset(lan_client, 0, sizeof(ipacm_event_lan_client));
				lan_client->iptype = IPA_IP_v4;
				lan_client->ipv4_addr = get_client_memptr(eth_client, i)->v4_addr;
				lan_client->p_iface = this;

				memset(&evt_data, 0, sizeof(ipacm_cmd_q_data));
				evt_data.evt_data = (void*)lan_client;
				evt_data.event = IPA_LAN_CLIENT_DISCONNECT;

				IPACMDBG_H("Posting event IPA_LAN_CLIENT_DISCONNECT\n");
				IPACM_EvtDispatcher::PostEvt(&evt_data);
			}

			if((get_client_memptr(eth_client, i)->ipv6_set > 0)
				&& (iptype == IPA_IP_v6))
			{
				for (j = 0; j < get_client_memptr(eth_client, i)->ipv6_set; j++)
				{
					lan_client = (ipacm_event_lan_client*)malloc(sizeof(ipacm_event_lan_client));
					if(lan_client == NULL)
					{
						IPACMERR("Failed to allocate memory.\n");
						return IPACM_FAILURE;
					}
					memset(lan_client, 0, sizeof(ipacm_event_lan_client));
					lan_client->iptype = IPA_IP_v6;
					lan_client->ipv6_addr[0] = get_client_memptr(eth_client, i)->v6_addr[j][0];
					lan_client->ipv6_addr[0] = get_client_memptr(eth_client, i)->v6_addr[j][0];
					lan_client->ipv6_addr[0] = get_client_memptr(eth_client, i)->v6_addr[j][0];
					lan_client->ipv6_addr[0] = get_client_memptr(eth_client, i)->v6_addr[j][0];
					lan_client->p_iface = this;

					memset(&evt_data, 0, sizeof(ipacm_cmd_q_data));
					evt_data.evt_data = (void*)lan_client;
					evt_data.event = IPA_LAN_CLIENT_DISCONNECT;

					IPACMDBG_H("Posting event IPA_LAN_CLIENT_DISCONNECT\n");
					IPACM_EvtDispatcher::PostEvt(&evt_data);
				}
			}
	} /* end of for loop */
	return IPACM_SUCCESS;
}

int IPACM_Lan::install_ipv4_icmp_flt_rule()
{
	int len;
	struct ipa_ioc_add_flt_rule* flt_rule;
	struct ipa_flt_rule_add flt_rule_entry;

	if(rx_prop != NULL)
	{
		len = sizeof(struct ipa_ioc_add_flt_rule) + sizeof(struct ipa_flt_rule_add);

		flt_rule = (struct ipa_ioc_add_flt_rule *)calloc(1, len);
		if (!flt_rule)
		{
			IPACMERR("Error Locate ipa_flt_rule_add memory...\n");
			return IPACM_FAILURE;
		}

		flt_rule->commit = 1;
		flt_rule->ep = rx_prop->rx[0].src_pipe;
		flt_rule->global = false;
		flt_rule->ip = IPA_IP_v4;
		flt_rule->num_rules = 1;

		memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add));

		flt_rule_entry.rule.retain_hdr = 1;
		flt_rule_entry.rule.to_uc = 0;
		flt_rule_entry.rule.eq_attrib_type = 0;
		flt_rule_entry.at_rear = true;
		flt_rule_entry.flt_rule_hdl = -1;
		flt_rule_entry.status = -1;
		flt_rule_entry.rule.action = IPA_PASS_TO_EXCEPTION;

		memcpy(&flt_rule_entry.rule.attrib, &rx_prop->rx[0].attrib, sizeof(flt_rule_entry.rule.attrib));

		flt_rule_entry.rule.attrib.attrib_mask &= ~((uint32_t)IPA_FLT_META_DATA);
		flt_rule_entry.rule.attrib.attrib_mask = IPA_FLT_PROTOCOL;
		flt_rule_entry.rule.attrib.u.v4.protocol = (uint8_t)IPACM_FIREWALL_IPPROTO_ICMP;
		memcpy(&(flt_rule->rules[0]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add));

		if (m_filtering.AddFilteringRule(flt_rule) == false)
		{
			IPACMERR("Error Adding Filtering rule, aborting...\n");
			free(flt_rule);
			return IPACM_FAILURE;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, 1);
			ipv4_icmp_flt_rule_hdl[0] = flt_rule->rules[0].flt_rule_hdl;
			IPACMDBG_H("IPv4 icmp filter rule HDL:0x%x\n", ipv4_icmp_flt_rule_hdl[0]);
                        free(flt_rule);
		}
	}
	return IPACM_SUCCESS;
}

void IPACM_Lan::install_tcp_ctl_flt_rule(ipa_ip_type iptype)
{
	if (rx_prop == NULL)
	{
		IPACMDBG_H("No rx properties registered for iface %s\n", dev_name);
		return;
	}

	int len, i;
	struct ipa_flt_rule_add flt_rule;
	ipa_ioc_add_flt_rule* pFilteringTable;

	len = sizeof(struct ipa_ioc_add_flt_rule) +	NUM_TCP_CTL_FLT_RULE * sizeof(struct ipa_flt_rule_add);

	pFilteringTable = (struct ipa_ioc_add_flt_rule *)malloc(len);
	if (pFilteringTable == NULL)
	{
		IPACMERR("Error allocate flt table memory...\n");
		return;
	}
	memset(pFilteringTable, 0, len);

	pFilteringTable->commit = 1;
	pFilteringTable->ip = iptype;
	pFilteringTable->ep = rx_prop->rx[0].src_pipe;
	pFilteringTable->global = false;
	pFilteringTable->num_rules = NUM_TCP_CTL_FLT_RULE;

	memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_add));

	flt_rule.at_rear = true;
	flt_rule.flt_rule_hdl = -1;
	flt_rule.status = -1;

	flt_rule.rule.retain_hdr = 1;
	flt_rule.rule.to_uc = 0;
	flt_rule.rule.action = IPA_PASS_TO_EXCEPTION;
	flt_rule.rule.eq_attrib_type = 1;

	flt_rule.rule.eq_attrib.rule_eq_bitmap = 0;

	if(rx_prop->rx[0].attrib.attrib_mask & IPA_FLT_META_DATA)
	{
		flt_rule.rule.eq_attrib.rule_eq_bitmap |= (1<<14);
		flt_rule.rule.eq_attrib.metadata_meq32_present = 1;
		flt_rule.rule.eq_attrib.metadata_meq32.offset = 0;
		flt_rule.rule.eq_attrib.metadata_meq32.value = rx_prop->rx[0].attrib.meta_data;
		flt_rule.rule.eq_attrib.metadata_meq32.mask = rx_prop->rx[0].attrib.meta_data_mask;
	}

	flt_rule.rule.eq_attrib.rule_eq_bitmap |= (1<<1);
	flt_rule.rule.eq_attrib.protocol_eq_present = 1;
	flt_rule.rule.eq_attrib.protocol_eq = IPACM_FIREWALL_IPPROTO_TCP;

	flt_rule.rule.eq_attrib.rule_eq_bitmap |= (1<<8);
	flt_rule.rule.eq_attrib.num_ihl_offset_meq_32 = 1;
	flt_rule.rule.eq_attrib.ihl_offset_meq_32[0].offset = 12;

	/* add TCP FIN rule*/
	flt_rule.rule.eq_attrib.ihl_offset_meq_32[0].value = (((uint32_t)1)<<TCP_FIN_SHIFT);
	flt_rule.rule.eq_attrib.ihl_offset_meq_32[0].mask = (((uint32_t)1)<<TCP_FIN_SHIFT);
	memcpy(&(pFilteringTable->rules[0]), &flt_rule, sizeof(struct ipa_flt_rule_add));

	/* add TCP SYN rule*/
	flt_rule.rule.eq_attrib.ihl_offset_meq_32[0].value = (((uint32_t)1)<<TCP_SYN_SHIFT);
	flt_rule.rule.eq_attrib.ihl_offset_meq_32[0].mask = (((uint32_t)1)<<TCP_SYN_SHIFT);
	memcpy(&(pFilteringTable->rules[1]), &flt_rule, sizeof(struct ipa_flt_rule_add));

	/* add TCP RST rule*/
	flt_rule.rule.eq_attrib.ihl_offset_meq_32[0].value = (((uint32_t)1)<<TCP_RST_SHIFT);
	flt_rule.rule.eq_attrib.ihl_offset_meq_32[0].mask = (((uint32_t)1)<<TCP_RST_SHIFT);
	memcpy(&(pFilteringTable->rules[2]), &flt_rule, sizeof(struct ipa_flt_rule_add));

	if (false == m_filtering.AddFilteringRule(pFilteringTable))
	{
		IPACMERR("Error adding tcp control flt rule\n");
		goto fail;
	}
	else
	{
		if(iptype == IPA_IP_v4)
		{
			for(i=0; i<NUM_TCP_CTL_FLT_RULE; i++)
			{
				tcp_ctl_flt_rule_hdl_v4[i] = pFilteringTable->rules[i].flt_rule_hdl;
			}
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, iptype, NUM_TCP_CTL_FLT_RULE);
		}
		else
		{
			for(i=0; i<NUM_TCP_CTL_FLT_RULE; i++)
			{
				tcp_ctl_flt_rule_hdl_v6[i] = pFilteringTable->rules[i].flt_rule_hdl;
			}
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, iptype, NUM_TCP_CTL_FLT_RULE);
		}
	}

fail:
	free(pFilteringTable);
	return;
}

int IPACM_Lan::add_dummy_private_subnet_flt_rule(ipa_ip_type iptype)
{
	if(rx_prop == NULL)
	{
		IPACMDBG_H("There is no rx_prop for iface %s, not able to add dummy private subnet filtering rule.\n", dev_name);
		return 0;
	}

	if(iptype == IPA_IP_v6)
	{
		IPACMDBG_H("There is no ipv6 dummy filter rules needed for iface %s\n", dev_name);
		return 0;
	}
	int i, len, res = IPACM_SUCCESS;
	struct ipa_flt_rule_add flt_rule;
	ipa_ioc_add_flt_rule* pFilteringTable;

	len = sizeof(struct ipa_ioc_add_flt_rule) +	IPA_MAX_PRIVATE_SUBNET_ENTRIES * sizeof(struct ipa_flt_rule_add);

	pFilteringTable = (struct ipa_ioc_add_flt_rule *)malloc(len);
	if (pFilteringTable == NULL)
	{
		IPACMERR("Error allocate flt table memory...\n");
		return IPACM_FAILURE;
	}
	memset(pFilteringTable, 0, len);

	pFilteringTable->commit = 1;
	pFilteringTable->ep = rx_prop->rx[0].src_pipe;
	pFilteringTable->global = false;
	pFilteringTable->ip = iptype;
	pFilteringTable->num_rules = IPA_MAX_PRIVATE_SUBNET_ENTRIES;

	memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_add));

	flt_rule.rule.retain_hdr = 0;
	flt_rule.at_rear = true;
	flt_rule.flt_rule_hdl = -1;
	flt_rule.status = -1;
	flt_rule.rule.action = IPA_PASS_TO_EXCEPTION;

	memcpy(&flt_rule.rule.attrib, &rx_prop->rx[0].attrib,
			sizeof(flt_rule.rule.attrib));

	if(iptype == IPA_IP_v4)
	{
		flt_rule.rule.attrib.attrib_mask = IPA_FLT_SRC_ADDR | IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v4.src_addr_mask = ~0;
		flt_rule.rule.attrib.u.v4.src_addr = ~0;
		flt_rule.rule.attrib.u.v4.dst_addr_mask = ~0;
		flt_rule.rule.attrib.u.v4.dst_addr = ~0;

		for(i=0; i<IPA_MAX_PRIVATE_SUBNET_ENTRIES; i++)
		{
			memcpy(&(pFilteringTable->rules[i]), &flt_rule, sizeof(struct ipa_flt_rule_add));
		}

		if (false == m_filtering.AddFilteringRule(pFilteringTable))
		{
			IPACMERR("Error adding dummy private subnet v4 flt rule\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, IPA_MAX_PRIVATE_SUBNET_ENTRIES);
			/* copy filter rule hdls */
			for (int i = 0; i < IPA_MAX_PRIVATE_SUBNET_ENTRIES; i++)
			{
				if (pFilteringTable->rules[i].status == 0)
				{
					private_fl_rule_hdl[i] = pFilteringTable->rules[i].flt_rule_hdl;
					IPACMDBG_H("Private subnet v4 flt rule %d hdl:0x%x\n", i, private_fl_rule_hdl[i]);
				}
				else
				{
					IPACMERR("Failed adding lan2lan v4 flt rule %d\n", i);
					res = IPACM_FAILURE;
					goto fail;
				}
			}
		}
	}
fail:
	free(pFilteringTable);
	return res;
}

int IPACM_Lan::handle_private_subnet_android(ipa_ip_type iptype)
{
	int i, len, res = IPACM_SUCCESS;
	struct ipa_flt_rule_mdfy flt_rule;
	struct ipa_ioc_mdfy_flt_rule* pFilteringTable;

	if (rx_prop == NULL)
	{
		IPACMDBG_H("No rx properties registered for iface %s\n", dev_name);
		return IPACM_SUCCESS;
	}

	if(iptype == IPA_IP_v6)
	{
		IPACMDBG_H("There is no ipv6 dummy filter rules needed for iface %s\n", dev_name);
		return 0;
	}
	else
	{
		for(i=0; i<IPA_MAX_PRIVATE_SUBNET_ENTRIES; i++)
		{
			reset_to_dummy_flt_rule(IPA_IP_v4, private_fl_rule_hdl[i]);
		}

		len = sizeof(struct ipa_ioc_mdfy_flt_rule) + (IPACM_Iface::ipacmcfg->ipa_num_private_subnet) * sizeof(struct ipa_flt_rule_mdfy);
		pFilteringTable = (struct ipa_ioc_mdfy_flt_rule*)malloc(len);
		if (!pFilteringTable)
		{
			IPACMERR("Failed to allocate ipa_ioc_mdfy_flt_rule memory...\n");
			return IPACM_FAILURE;
		}
		memset(pFilteringTable, 0, len);

		pFilteringTable->commit = 1;
		pFilteringTable->ip = iptype;
		pFilteringTable->num_rules = (uint8_t)IPACM_Iface::ipacmcfg->ipa_num_private_subnet;

		/* Make LAN-traffic always go A5, use default IPA-RT table */
		if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_default_v4))
		{
			IPACMERR("Failed to get routing table handle.\n");
			res = IPACM_FAILURE;
			goto fail;
		}

		memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_mdfy));
		flt_rule.status = -1;

		flt_rule.rule.retain_hdr = 1;
		flt_rule.rule.to_uc = 0;
		flt_rule.rule.action = IPA_PASS_TO_ROUTING;
		flt_rule.rule.eq_attrib_type = 0;
		flt_rule.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_default_v4.hdl;
		IPACMDBG_H("Private filter rule use table: %s\n",IPACM_Iface::ipacmcfg->rt_tbl_default_v4.name);

		memcpy(&flt_rule.rule.attrib, &rx_prop->rx[0].attrib, sizeof(flt_rule.rule.attrib));
		flt_rule.rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;

		for (i = 0; i < (IPACM_Iface::ipacmcfg->ipa_num_private_subnet); i++)
		{
			flt_rule.rule_hdl = private_fl_rule_hdl[i];
			flt_rule.rule.attrib.u.v4.dst_addr_mask = IPACM_Iface::ipacmcfg->private_subnet_table[i].subnet_mask;
			flt_rule.rule.attrib.u.v4.dst_addr = IPACM_Iface::ipacmcfg->private_subnet_table[i].subnet_addr;
			memcpy(&(pFilteringTable->rules[i]), &flt_rule, sizeof(struct ipa_flt_rule_mdfy));
			IPACMDBG_H(" IPACM private subnet_addr as: 0x%x entry(%d)\n", flt_rule.rule.attrib.u.v4.dst_addr, i);
		}

		if (false == m_filtering.ModifyFilteringRule(pFilteringTable))
		{
			IPACMERR("Failed to modify private subnet filtering rules.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
	}
fail:
	if(pFilteringTable != NULL)
	{
		free(pFilteringTable);
	}
	return res;
}

int IPACM_Lan::install_ipv6_prefix_flt_rule(uint32_t* prefix)
{
	if(prefix == NULL)
	{
		IPACMERR("IPv6 prefix is empty.\n");
		return IPACM_FAILURE;
	}
	IPACMDBG_H("Receive IPv6 prefix: 0x%08x%08x.\n", prefix[0], prefix[1]);

	int len;
	struct ipa_ioc_add_flt_rule* flt_rule;
	struct ipa_flt_rule_add flt_rule_entry;

	if(rx_prop != NULL)
	{
		len = sizeof(struct ipa_ioc_add_flt_rule) + sizeof(struct ipa_flt_rule_add);

		flt_rule = (struct ipa_ioc_add_flt_rule *)calloc(1, len);
		if (!flt_rule)
		{
			IPACMERR("Error Locate ipa_flt_rule_add memory...\n");
			return IPACM_FAILURE;
		}

		flt_rule->commit = 1;
		flt_rule->ep = rx_prop->rx[0].src_pipe;
		flt_rule->global = false;
		flt_rule->ip = IPA_IP_v6;
		flt_rule->num_rules = 1;

		memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add));

		flt_rule_entry.rule.retain_hdr = 1;
		flt_rule_entry.rule.to_uc = 0;
		flt_rule_entry.rule.eq_attrib_type = 0;
		flt_rule_entry.at_rear = true;
		flt_rule_entry.flt_rule_hdl = -1;
		flt_rule_entry.status = -1;
		flt_rule_entry.rule.action = IPA_PASS_TO_EXCEPTION;

		memcpy(&flt_rule_entry.rule.attrib, &rx_prop->rx[0].attrib, sizeof(flt_rule_entry.rule.attrib));
		flt_rule_entry.rule.attrib.attrib_mask = flt_rule_entry.rule.attrib.attrib_mask & ~((uint32_t)IPA_FLT_META_DATA);
		flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
		flt_rule_entry.rule.attrib.u.v6.dst_addr[0] = prefix[0];
		flt_rule_entry.rule.attrib.u.v6.dst_addr[1] = prefix[1];
		flt_rule_entry.rule.attrib.u.v6.dst_addr[2] = 0x0;
		flt_rule_entry.rule.attrib.u.v6.dst_addr[3] = 0x0;
		flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[0] = 0xFFFFFFFF;
		flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[1] = 0xFFFFFFFF;
		flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[2] = 0x0;
		flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[3] = 0x0;
		memcpy(&(flt_rule->rules[0]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add));

		if (m_filtering.AddFilteringRule(flt_rule) == false)
		{
			IPACMERR("Error Adding Filtering rule, aborting...\n");
			free(flt_rule);
			return IPACM_FAILURE;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1);
			ipv6_prefix_flt_rule_hdl[0] = flt_rule->rules[0].flt_rule_hdl;
			IPACMDBG_H("IPv6 prefix filter rule HDL:0x%x\n", ipv6_prefix_flt_rule_hdl[0]);
			free(flt_rule);
		}
	}
	return IPACM_SUCCESS;
}

int IPACM_Lan::install_ipv6_icmp_flt_rule()
{

	int len;
	struct ipa_ioc_add_flt_rule* flt_rule;
	struct ipa_flt_rule_add flt_rule_entry;

	if(rx_prop != NULL)
	{
		len = sizeof(struct ipa_ioc_add_flt_rule) + sizeof(struct ipa_flt_rule_add);

		flt_rule = (struct ipa_ioc_add_flt_rule *)calloc(1, len);
		if (!flt_rule)
		{
			IPACMERR("Error Locate ipa_flt_rule_add memory...\n");
			return IPACM_FAILURE;
		}

		flt_rule->commit = 1;
		flt_rule->ep = rx_prop->rx[0].src_pipe;
		flt_rule->global = false;
		flt_rule->ip = IPA_IP_v6;
		flt_rule->num_rules = 1;

		memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add));

		flt_rule_entry.rule.retain_hdr = 1;
		flt_rule_entry.rule.to_uc = 0;
		flt_rule_entry.rule.eq_attrib_type = 0;
		flt_rule_entry.at_rear = true;
		flt_rule_entry.flt_rule_hdl = -1;
		flt_rule_entry.status = -1;
		flt_rule_entry.rule.action = IPA_PASS_TO_EXCEPTION;

		memcpy(&flt_rule_entry.rule.attrib, &rx_prop->rx[0].attrib, sizeof(flt_rule_entry.rule.attrib));
		flt_rule_entry.rule.attrib.attrib_mask = flt_rule_entry.rule.attrib.attrib_mask & ~((uint32_t)IPA_FLT_META_DATA);
		flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_NEXT_HDR;
		flt_rule_entry.rule.attrib.u.v6.next_hdr = (uint8_t)IPACM_FIREWALL_IPPROTO_ICMP6;
		memcpy(&(flt_rule->rules[0]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add));

		if (m_filtering.AddFilteringRule(flt_rule) == false)
		{
			IPACMERR("Error Adding Filtering rule, aborting...\n");
			free(flt_rule);
			return IPACM_FAILURE;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1);
			ipv6_icmp_flt_rule_hdl[0] = flt_rule->rules[0].flt_rule_hdl;
			IPACMDBG_H("IPv6 icmp filter rule HDL:0x%x\n", ipv6_icmp_flt_rule_hdl[0]);
			free(flt_rule);
		}
	}
	return IPACM_SUCCESS;
}

int IPACM_Lan::handle_addr_evt_odu_bridge(ipacm_event_data_addr* data)
{
	int fd, res = IPACM_SUCCESS;
	struct in6_addr ipv6_addr;
	if(data == NULL)
	{
		IPACMERR("Failed to get interface IP address.\n");
		return IPACM_FAILURE;
	}

	if(data->iptype == IPA_IP_v6)
	{
		fd = open(IPACM_Iface::ipacmcfg->DEVICE_NAME_ODU, O_RDWR);
		if(fd == 0)
		{
			IPACMERR("Failed to open %s.\n", IPACM_Iface::ipacmcfg->DEVICE_NAME_ODU);
			return IPACM_FAILURE;
		}

		memcpy(&ipv6_addr, data->ipv6_addr, sizeof(struct in6_addr));

		if( ioctl(fd, ODU_BRIDGE_IOC_SET_LLV6_ADDR, &ipv6_addr) )
		{
			IPACMERR("Failed to write IPv6 address to odu driver.\n");
			res = IPACM_FAILURE;
		}
		num_dft_rt_v6++;
		close(fd);
	}

	return res;
}

int IPACM_Lan::eth_bridge_handle_dummy_wlan_client_flt_rule(ipa_ip_type iptype)
{
	if(rx_prop == NULL)
	{
		IPACMDBG_H("There is no rx_prop for iface %s, not able to add dummy wlan client specific filtering rule.\n", dev_name);
		return 0;
	}

	int i, len, res = IPACM_SUCCESS;
	struct ipa_flt_rule_add flt_rule;
	ipa_ioc_add_flt_rule* pFilteringTable;

	len = sizeof(struct ipa_ioc_add_flt_rule) +	IPA_LAN_TO_LAN_MAX_WLAN_CLIENT * sizeof(struct ipa_flt_rule_add);

	pFilteringTable = (struct ipa_ioc_add_flt_rule *)malloc(len);
	if (pFilteringTable == NULL)
	{
		IPACMERR("Error allocate flt table memory...\n");
		return IPACM_FAILURE;
	}
	memset(pFilteringTable, 0, len);

	pFilteringTable->commit = 1;
	pFilteringTable->ep = rx_prop->rx[0].src_pipe;
	pFilteringTable->global = false;
	pFilteringTable->ip = iptype;
	pFilteringTable->num_rules = IPA_LAN_TO_LAN_MAX_WLAN_CLIENT;

	memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_add));

	flt_rule.rule.retain_hdr = 0;
	flt_rule.at_rear = true;
	flt_rule.flt_rule_hdl = -1;
	flt_rule.status = -1;
	flt_rule.rule.action = IPA_PASS_TO_EXCEPTION;

	memcpy(&flt_rule.rule.attrib, &rx_prop->rx[0].attrib,
			sizeof(flt_rule.rule.attrib));

	if(iptype == IPA_IP_v4)
	{
		flt_rule.rule.attrib.attrib_mask = IPA_FLT_SRC_ADDR | IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v4.src_addr_mask = ~0;
		flt_rule.rule.attrib.u.v4.src_addr = ~0;
		flt_rule.rule.attrib.u.v4.dst_addr_mask = ~0;
		flt_rule.rule.attrib.u.v4.dst_addr = ~0;

		for(i=0; i<IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; i++)
		{
			memcpy(&(pFilteringTable->rules[i]), &flt_rule, sizeof(struct ipa_flt_rule_add));
		}

		if (false == m_filtering.AddFilteringRule(pFilteringTable))
		{
			IPACMERR("Error adding dummy lan2lan v4 flt rule\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, iptype, IPA_LAN_TO_LAN_MAX_WLAN_CLIENT);
			/* copy filter rule hdls */
			for (int i = 0; i < IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; i++)
			{
				if (pFilteringTable->rules[i].status == 0)
				{
					wlan_client_flt_rule_hdl_v4[i].rule_hdl = pFilteringTable->rules[i].flt_rule_hdl;
					wlan_client_flt_rule_hdl_v4[i].valid = true;
					IPACMDBG_H("Wlan client v4 flt rule %d hdl:0x%x\n", i, wlan_client_flt_rule_hdl_v4[i].rule_hdl);
				}
				else
				{
					IPACMERR("Failed adding wlan client v4 flt rule %d\n", i);
					res = IPACM_FAILURE;
					goto fail;
				}
			}
		}
	}
	else if(iptype == IPA_IP_v6)
	{
		flt_rule.rule.attrib.attrib_mask = IPA_FLT_SRC_ADDR | IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v6.src_addr_mask[0] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[1] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[2] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[3] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[0] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[1] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[2] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[3] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[0] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[1] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[2] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[3] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[0] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[1] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[2] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[3] = ~0;

		for(i=0; i<IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; i++)
		{
			memcpy(&(pFilteringTable->rules[i]), &flt_rule, sizeof(struct ipa_flt_rule_add));
		}

		if (false == m_filtering.AddFilteringRule(pFilteringTable))
		{
			IPACMERR("Error adding dummy lan2lan v6 flt rule\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, iptype, IPA_LAN_TO_LAN_MAX_WLAN_CLIENT);
			/* copy filter rule hdls */
			for (int i = 0; i < IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; i++)
			{
				if (pFilteringTable->rules[i].status == 0)
				{
					wlan_client_flt_rule_hdl_v6[i].rule_hdl = pFilteringTable->rules[i].flt_rule_hdl;
					wlan_client_flt_rule_hdl_v6[i].valid = true;
					IPACMDBG_H("Wlan client v6 flt rule %d hdl:0x%x\n", i, wlan_client_flt_rule_hdl_v6[i].rule_hdl);
				}
				else
				{
					IPACMERR("Failed adding wlan client v6 flt rule %d\n", i);
					res = IPACM_FAILURE;
					goto fail;
				}
			}
		}
	}
	else
	{
		IPACMERR("IP type is not expected.\n");
		goto fail;
	}

fail:
	free(pFilteringTable);
	return res;
}

int IPACM_Lan::eth_bridge_handle_dummy_lan_client_flt_rule(ipa_ip_type iptype)
{
	if(rx_prop == NULL)
	{
		IPACMDBG_H("There is no rx_prop for iface %s, not able to add dummy lan client specific filtering rule.\n", dev_name);
		return 0;
	}

	int i, len, res = IPACM_SUCCESS, num_dummy_rules;
	struct ipa_flt_rule_add flt_rule;
	ipa_ioc_add_flt_rule* pFilteringTable;

	if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
	{
		num_dummy_rules = IPA_LAN_TO_LAN_MAX_CPE_CLIENT;
	}
	if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
	{
		num_dummy_rules = IPA_LAN_TO_LAN_MAX_USB_CLIENT;
	}

	len = sizeof(struct ipa_ioc_add_flt_rule) + num_dummy_rules * sizeof(struct ipa_flt_rule_add);

	pFilteringTable = (struct ipa_ioc_add_flt_rule *)malloc(len);
	if (pFilteringTable == NULL)
	{
		IPACMERR("Error allocate flt table memory...\n");
		return IPACM_FAILURE;
	}
	memset(pFilteringTable, 0, len);

	pFilteringTable->commit = 1;
	pFilteringTable->ep = rx_prop->rx[0].src_pipe;
	pFilteringTable->global = false;
	pFilteringTable->ip = iptype;
	pFilteringTable->num_rules = num_dummy_rules;

	memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_add));

	flt_rule.rule.retain_hdr = 0;
	flt_rule.at_rear = true;
	flt_rule.flt_rule_hdl = -1;
	flt_rule.status = -1;
	flt_rule.rule.action = IPA_PASS_TO_EXCEPTION;

	memcpy(&flt_rule.rule.attrib, &rx_prop->rx[0].attrib,
			sizeof(flt_rule.rule.attrib));

	if(iptype == IPA_IP_v4)
	{
		flt_rule.rule.attrib.attrib_mask = IPA_FLT_SRC_ADDR | IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v4.src_addr_mask = ~0;
		flt_rule.rule.attrib.u.v4.src_addr = ~0;
		flt_rule.rule.attrib.u.v4.dst_addr_mask = ~0;
		flt_rule.rule.attrib.u.v4.dst_addr = ~0;

		for(i=0; i < num_dummy_rules; i++)
		{
			memcpy(&(pFilteringTable->rules[i]), &flt_rule, sizeof(struct ipa_flt_rule_add));
		}

		if (false == m_filtering.AddFilteringRule(pFilteringTable))
		{
			IPACMERR("Error adding dummy lan2lan v4 flt rule\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, iptype, num_dummy_rules);
			/* copy filter rule hdls */
			for (int i = 0; i < num_dummy_rules; i++)
			{
				if (pFilteringTable->rules[i].status == 0)
				{
					lan_client_flt_rule_hdl_v4[i].rule_hdl = pFilteringTable->rules[i].flt_rule_hdl;
					lan_client_flt_rule_hdl_v4[i].valid = true;
					IPACMDBG_H("Lan client v4 flt rule %d hdl:0x%x\n", i, lan_client_flt_rule_hdl_v4[i].rule_hdl);
				}
				else
				{
					IPACMERR("Failed adding lan client v4 flt rule %d\n", i);
					res = IPACM_FAILURE;
					goto fail;
				}
			}
		}
	}
	else if(iptype == IPA_IP_v6)
	{
		flt_rule.rule.attrib.attrib_mask = IPA_FLT_SRC_ADDR | IPA_FLT_DST_ADDR;
		flt_rule.rule.attrib.u.v6.src_addr_mask[0] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[1] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[2] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr_mask[3] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[0] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[1] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[2] = ~0;
		flt_rule.rule.attrib.u.v6.src_addr[3] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[0] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[1] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[2] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr_mask[3] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[0] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[1] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[2] = ~0;
		flt_rule.rule.attrib.u.v6.dst_addr[3] = ~0;

		for(i=0; i<num_dummy_rules; i++)
		{
			memcpy(&(pFilteringTable->rules[i]), &flt_rule, sizeof(struct ipa_flt_rule_add));
		}

		if (false == m_filtering.AddFilteringRule(pFilteringTable))
		{
			IPACMERR("Error adding dummy lan2lan v6 flt rule\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		else
		{
			IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, iptype, num_dummy_rules);
			/* copy filter rule hdls */
			for (int i = 0; i < num_dummy_rules; i++)
			{
				if (pFilteringTable->rules[i].status == 0)
				{
					lan_client_flt_rule_hdl_v6[i].rule_hdl = pFilteringTable->rules[i].flt_rule_hdl;
					lan_client_flt_rule_hdl_v6[i].valid = true;
					IPACMDBG_H("Lan client v6 flt rule %d hdl:0x%x\n", i, lan_client_flt_rule_hdl_v6[i].rule_hdl);
				}
				else
				{
					IPACMERR("Failed adding lan client v6 flt rule %d\n", i);
					res = IPACM_FAILURE;
					goto fail;
				}
			}
		}
	}
	else
	{
		IPACMERR("IP type is not expected.\n");
		goto fail;
	}

fail:
	free(pFilteringTable);
	return res;
}

int IPACM_Lan::eth_bridge_post_lan_client_event(uint8_t* mac_addr, ipa_cm_event_id evt)
{
	if(mac_addr == NULL)
	{
		IPACMERR("Event mac is empty.\n");
		return IPACM_FAILURE;
	}

	ipacm_cmd_q_data evt_data;
	memset(&evt_data, 0, sizeof(evt_data));

	ipacm_event_data_mac* mac;
	mac = (ipacm_event_data_mac*)malloc(sizeof(ipacm_event_data_mac));
	if(mac == NULL)
	{
		IPACMERR("Unable to allocate memory.\n");
		return IPACM_FAILURE;
	}
	memset(mac, 0, sizeof(ipacm_event_data_mac));
	memcpy(mac->mac_addr, mac_addr, 6 * sizeof(uint8_t));
	mac->if_index = ipa_if_num;

	evt_data.event = evt;
	evt_data.evt_data = (void*)mac;
	IPACMDBG_H("Posting event: %d if_index: %d \n", evt, mac->if_index);
	IPACM_EvtDispatcher::PostEvt(&evt_data);
	return IPACM_SUCCESS;
}

int IPACM_Lan::eth_bridge_add_wlan_client_flt_rule(uint8_t* mac, ipa_ip_type iptype)
{
	int i, len, res = IPACM_SUCCESS, client_position;
	struct ipa_flt_rule_mdfy flt_rule;
	struct ipa_ioc_mdfy_flt_rule* pFilteringTable = NULL;
	bool client_is_found = false;

	if (rx_prop == NULL)
	{
		IPACMDBG_H("No rx properties registered for iface %s\n", dev_name);
		return IPACM_FAILURE;
	}
	if(mac == NULL)
	{
		IPACMERR("MAC address is empty.\n");
		return IPACM_FAILURE;
	}
	if(IPACM_Lan::lan_to_wlan_hdr_proc_ctx.valid == false)
	{
		IPACMDBG_H("USB to WLAN hdr proc ctx has not been set, don't add client specific flt rule.\n");
		return IPACM_FAILURE;
	}

	IPACMDBG_H("Received WLAN client MAC 0x%02x%02x%02x%02x%02x%02x.\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);

	for(i=0; i<wlan_client_flt_info_count; i++)
	{
		if(memcmp(eth_bridge_wlan_client_flt_info[i].mac, mac, sizeof(eth_bridge_wlan_client_flt_info[i].mac)) == 0)
		{
			client_is_found = true;
			client_position = i;
			if( (iptype == IPA_IP_v4 && eth_bridge_wlan_client_flt_info[i].flt_rule_set_v4 == true)
				|| (iptype == IPA_IP_v6 && eth_bridge_wlan_client_flt_info[i].flt_rule_set_v6 == true))
			{
				IPACMDBG_H("Flt rule for iptype %d has been set.\n", iptype);
				return IPACM_SUCCESS;
			}
			break;
		}
	}

	if(client_is_found == false && wlan_client_flt_info_count == IPA_LAN_TO_LAN_MAX_WLAN_CLIENT)
	{
		IPACMDBG_H("The wlan client flt table is already full.\n");
		return IPACM_FAILURE;
	}

	len = sizeof(struct ipa_ioc_mdfy_flt_rule) + sizeof(struct ipa_flt_rule_mdfy);
	pFilteringTable = (struct ipa_ioc_mdfy_flt_rule*)malloc(len);
	if (!pFilteringTable)
	{
		IPACMERR("Failed to allocate ipa_ioc_mdfy_flt_rule memory...\n");
		return IPACM_FAILURE;
	}
	memset(pFilteringTable, 0, len);

	/* add mac based rule*/
	pFilteringTable->commit = 1;
	pFilteringTable->ip = iptype;
	pFilteringTable->num_rules = 1;

	memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_mdfy));
	flt_rule.status = -1;

	flt_rule.rule.retain_hdr = 0;
	flt_rule.rule.to_uc = 0;
	flt_rule.rule.action = IPA_PASS_TO_ROUTING;
	flt_rule.rule.eq_attrib_type = 0;

	/* point to USB-WLAN routing table */
	if(iptype == IPA_IP_v4)
	{
		if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_wlan_v4))
		{
			IPACMERR("Failed to get routing table handle.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		flt_rule.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_wlan_v4.hdl;
		IPACMDBG_H("LAN->WLAN filter rule use table: %s\n",IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_wlan_v4.name);
	}
	else
	{
		if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_wlan_v6))
		{
			IPACMERR("Failed to get routing table handle.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		flt_rule.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_wlan_v6.hdl;
		IPACMDBG_H("LAN->WLAN filter rule use table: %s\n",IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_wlan_v6.name);
	}

	memcpy(&flt_rule.rule.attrib, &rx_prop->rx[0].attrib, sizeof(flt_rule.rule.attrib));
	if(IPACM_Lan::lan_hdr_type == IPA_HDR_L2_ETHERNET_II)
	{
		flt_rule.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_ETHER_II;
	}
	else if(IPACM_Lan::lan_hdr_type == IPA_HDR_L2_802_3)
	{
		flt_rule.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_802_3;
	}
	else
	{
		IPACMERR("USB hdr type is not expected.\n");
		res = IPACM_FAILURE;
		goto fail;
	}
	memcpy(flt_rule.rule.attrib.dst_mac_addr, mac, sizeof(flt_rule.rule.attrib.dst_mac_addr));
	memset(flt_rule.rule.attrib.dst_mac_addr_mask, 0xFF, sizeof(flt_rule.rule.attrib.dst_mac_addr_mask));

	if(iptype == IPA_IP_v4)
	{
		for(i=0; i<IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; i++)
		{
			if(wlan_client_flt_rule_hdl_v4[i].valid == true)
			{
				flt_rule.rule_hdl = wlan_client_flt_rule_hdl_v4[i].rule_hdl;
				wlan_client_flt_rule_hdl_v4[i].valid = false;
				break;
			}
		}
		if(i == IPA_LAN_TO_LAN_MAX_WLAN_CLIENT)
		{
			IPACMDBG_H("Cannot find a valid flt rule hdl.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
	}
	else
	{
		for(i=0; i<IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; i++)
		{
			if(wlan_client_flt_rule_hdl_v6[i].valid == true)
			{
				flt_rule.rule_hdl = wlan_client_flt_rule_hdl_v6[i].rule_hdl;
				wlan_client_flt_rule_hdl_v6[i].valid = false;
				break;
			}
		}
		if(i == IPA_LAN_TO_LAN_MAX_WLAN_CLIENT)
		{
			IPACMDBG_H("Cannot find a valid flt rule hdl.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
	}

	memcpy(&(pFilteringTable->rules[0]), &flt_rule, sizeof(struct ipa_flt_rule_mdfy));
	if (false == m_filtering.ModifyFilteringRule(pFilteringTable))
	{
		IPACMERR("Failed to add wlan client filtering rules.\n");
		res = IPACM_FAILURE;
		goto fail;
	}

	if(client_is_found == false)
	{
		client_position = wlan_client_flt_info_count;
		wlan_client_flt_info_count++;
	}

	memcpy(eth_bridge_wlan_client_flt_info[client_position].mac, mac, sizeof(eth_bridge_wlan_client_flt_info[client_position].mac));
	if(iptype == IPA_IP_v4)
	{
		eth_bridge_wlan_client_flt_info[client_position].flt_rule_set_v4 = true;
		eth_bridge_wlan_client_flt_info[client_position].flt_rule_hdl_v4 = wlan_client_flt_rule_hdl_v4[i].rule_hdl;
	}
	else
	{
		eth_bridge_wlan_client_flt_info[client_position].flt_rule_set_v6 = true;
		eth_bridge_wlan_client_flt_info[client_position].flt_rule_hdl_v6 = wlan_client_flt_rule_hdl_v6[i].rule_hdl;
	}

fail:
	if(pFilteringTable == NULL)
	{
		free(pFilteringTable);
	}
	return res;
}

int IPACM_Lan::eth_bridge_del_wlan_client_flt_rule(uint8_t* mac)
{
	if(mac == NULL)
	{
		IPACMERR("Client MAC address is empty.\n");
		return IPACM_FAILURE;
	}

	IPACMDBG_H("Received WLAN client MAC 0x%02x%02x%02x%02x%02x%02x.\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);

	int i, j, res = IPACM_SUCCESS;
	for(i=0; i<wlan_client_flt_info_count; i++)
	{
		if(memcmp(eth_bridge_wlan_client_flt_info[i].mac, mac, sizeof(eth_bridge_wlan_client_flt_info[i].mac)) == 0)
		{
			break;
		}
	}

	if(i == wlan_client_flt_info_count)
	{
		IPACMERR("Do not find the wlan client.\n");
		return IPACM_FAILURE;
	}

	if(eth_bridge_wlan_client_flt_info[i].flt_rule_set_v4 == true)
	{
		if(reset_to_dummy_flt_rule(IPA_IP_v4, eth_bridge_wlan_client_flt_info[i].flt_rule_hdl_v4) == IPACM_SUCCESS)
		{
			for(j=0; j<IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; j++)
			{
				if(wlan_client_flt_rule_hdl_v4[j].rule_hdl == eth_bridge_wlan_client_flt_info[i].flt_rule_hdl_v4)
				{
					wlan_client_flt_rule_hdl_v4[j].valid = true;
					break;
				}
			}
			if(j == IPA_LAN_TO_LAN_MAX_WLAN_CLIENT)
			{
				IPACMERR("Not finding the rule handle in handle pool.\n");
				return IPACM_FAILURE;
			}
		}
		else
		{
			IPACMERR("Failed to delete the wlan client specific flt rule.\n");
			return IPACM_FAILURE;
		}
	}
	if(eth_bridge_wlan_client_flt_info[i].flt_rule_set_v6 == true)
	{
		if(reset_to_dummy_flt_rule(IPA_IP_v6, eth_bridge_wlan_client_flt_info[i].flt_rule_hdl_v6) == IPACM_SUCCESS)
		{
			for(j=0; j<IPA_LAN_TO_LAN_MAX_WLAN_CLIENT; j++)
			{
				if(wlan_client_flt_rule_hdl_v6[j].rule_hdl == eth_bridge_wlan_client_flt_info[i].flt_rule_hdl_v6)
				{
					wlan_client_flt_rule_hdl_v6[j].valid = true;
					break;
				}
			}
			if(j == IPA_LAN_TO_LAN_MAX_WLAN_CLIENT)
			{
				IPACMERR("Not finding the rule handle in handle pool.\n");
				return IPACM_FAILURE;
			}
		}
		else
		{
			IPACMERR("Failed to delete the wlan client specific flt rule.\n");
			return IPACM_FAILURE;
		}
	}

	for(j=i+1; j<wlan_client_flt_info_count; j++)
	{
		memcpy(&(eth_bridge_wlan_client_flt_info[j-1]), &(eth_bridge_wlan_client_flt_info[j]), sizeof(eth_bridge_client_flt_info));
	}
	memset(&(eth_bridge_wlan_client_flt_info[wlan_client_flt_info_count-1]), 0, sizeof(eth_bridge_client_flt_info));
	wlan_client_flt_info_count--;

	return res;
}

int IPACM_Lan::eth_bridge_add_lan_client_flt_rule(uint8_t* mac, ipa_ip_type iptype)
{
	int i, len, res = IPACM_SUCCESS, client_position;
	struct ipa_flt_rule_mdfy flt_rule;
	struct ipa_ioc_mdfy_flt_rule* pFilteringTable = NULL;
	bool client_is_found = false;

	if (rx_prop == NULL)
	{
		IPACMDBG_H("No rx properties registered for iface %s\n", dev_name);
		return IPACM_FAILURE;
	}
	if (mac == NULL)
	{
		IPACMERR("MAC address is empty.\n");
		return IPACM_FAILURE;
	}
	if (IPACM_Lan::usb_to_cpe_hdr_proc_ctx.valid == false && IPACM_Lan::cpe_to_usb_hdr_proc_ctx.valid == false)
	{
		IPACMDBG_H("USB to CPE and CPE to USB hdr proc ctx have not been set, don't add client specific flt rule.\n");
		return IPACM_FAILURE;
	}

	IPACMDBG_H("Received LAN client MAC 0x%02x%02x%02x%02x%02x%02x. if_cat: %d  \n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5],
			IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat);

	for (i=0; i<lan_client_flt_info_count; i++)
	{
		if (memcmp(eth_bridge_lan_client_flt_info[i].mac, mac, sizeof(eth_bridge_lan_client_flt_info[i].mac)) == 0)
		{
			client_is_found = true;
			client_position = i;
			if ((iptype == IPA_IP_v4 && eth_bridge_lan_client_flt_info[i].flt_rule_set_v4 == true)
				|| (iptype == IPA_IP_v6 && eth_bridge_lan_client_flt_info[i].flt_rule_set_v6 == true))
			{
				IPACMDBG_H("Flt rule for iptype %d has been set.\n", iptype);
				return IPACM_SUCCESS;
			}
			break;
		}
	}

	if (client_is_found == false && lan_client_flt_info_count == IPA_LAN_TO_LAN_MAX_LAN_CLIENT)
	{
		IPACMDBG_H("The lan client flt table is already full.\n");
		return IPACM_FAILURE;
	}

	len = sizeof(struct ipa_ioc_mdfy_flt_rule) + sizeof(struct ipa_flt_rule_mdfy);
	pFilteringTable = (struct ipa_ioc_mdfy_flt_rule*)malloc(len);
	if (!pFilteringTable)
	{
		IPACMERR("Failed to allocate ipa_ioc_mdfy_flt_rule memory...\n");
		return IPACM_FAILURE;
	}
	memset(pFilteringTable, 0, len);

	/* add mac based rule*/
	pFilteringTable->commit = 1;
	pFilteringTable->ip = iptype;
	pFilteringTable->num_rules = 1;

	memset(&flt_rule, 0, sizeof(struct ipa_flt_rule_mdfy));
	flt_rule.status = -1;

	flt_rule.rule.retain_hdr = 0;
	flt_rule.rule.to_uc = 0;
	flt_rule.rule.action = IPA_PASS_TO_ROUTING;
	flt_rule.rule.eq_attrib_type = 0;

	/* point to LAN-LAN routing table */
	if (iptype == IPA_IP_v4)
	{
		if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_lan_v4))
		{
			IPACMERR("Failed to get routing table handle.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		flt_rule.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_lan_v4.hdl;
		IPACMDBG_H("LAN->LAN filter rule use table: %s\n", IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_lan_v4.name);
	}
	else
	{
		if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_lan_v6))
		{
			IPACMERR("Failed to get routing table handle.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
		flt_rule.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_lan_v6.hdl;
		IPACMDBG_H("LAN->LAN filter rule use table: %s\n", IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_lan_v6.name);
	}

	memcpy(&flt_rule.rule.attrib, &rx_prop->rx[0].attrib, sizeof(flt_rule.rule.attrib));

	if (IPACM_Lan::lan_hdr_type == IPA_HDR_L2_ETHERNET_II)
	{
		flt_rule.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_ETHER_II;
	}
	else if (IPACM_Lan::lan_hdr_type == IPA_HDR_L2_802_3)
	{
		flt_rule.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_802_3;
	}
	else
	{
		IPACMERR("LAN hdr type is not expected.\n");
		res = IPACM_FAILURE;
		goto fail;
	}

	memcpy(flt_rule.rule.attrib.dst_mac_addr, mac, sizeof(flt_rule.rule.attrib.dst_mac_addr));
	memset(flt_rule.rule.attrib.dst_mac_addr_mask, 0xFF, sizeof(flt_rule.rule.attrib.dst_mac_addr_mask));

	if (iptype == IPA_IP_v4)
	{
		for (i=0; i<IPA_LAN_TO_LAN_MAX_LAN_CLIENT; i++)
		{
			if (lan_client_flt_rule_hdl_v4[i].valid == true)
			{
				flt_rule.rule_hdl = lan_client_flt_rule_hdl_v4[i].rule_hdl;
				lan_client_flt_rule_hdl_v4[i].valid = false;
				break;
			}
		}
		if (i == IPA_LAN_TO_LAN_MAX_LAN_CLIENT)
		{
			IPACMDBG_H("Cannot find a valid flt rule hdl.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
	}
	else
	{
		for (i=0; i<IPA_LAN_TO_LAN_MAX_LAN_CLIENT; i++)
		{
			if (lan_client_flt_rule_hdl_v6[i].valid == true)
			{
				flt_rule.rule_hdl = lan_client_flt_rule_hdl_v6[i].rule_hdl;
				lan_client_flt_rule_hdl_v6[i].valid = false;
				break;
			}
		}
		if (i == IPA_LAN_TO_LAN_MAX_LAN_CLIENT)
		{
			IPACMDBG_H("Cannot find a valid flt rule hdl.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
	}

	memcpy(&(pFilteringTable->rules[0]), &flt_rule, sizeof(struct ipa_flt_rule_mdfy));

	if (false == m_filtering.ModifyFilteringRule(pFilteringTable))
	{
		IPACMERR("Failed to add wlan client filtering rules.\n");
		res = IPACM_FAILURE;
		goto fail;
	}

	if (client_is_found == false)
	{
		client_position = lan_client_flt_info_count;
		lan_client_flt_info_count++;
	}

	memcpy(eth_bridge_lan_client_flt_info[client_position].mac, mac, sizeof(eth_bridge_lan_client_flt_info[client_position].mac));

	if (iptype == IPA_IP_v4)
	{
		eth_bridge_lan_client_flt_info[client_position].flt_rule_set_v4 = true;
		eth_bridge_lan_client_flt_info[client_position].flt_rule_hdl_v4 = lan_client_flt_rule_hdl_v4[i].rule_hdl;
	}
	else
	{
		eth_bridge_lan_client_flt_info[client_position].flt_rule_set_v6 = true;
		eth_bridge_lan_client_flt_info[client_position].flt_rule_hdl_v6 = lan_client_flt_rule_hdl_v6[i].rule_hdl;
	}

fail:
	if (pFilteringTable == NULL)
	{
		free(pFilteringTable);
	}
	return res;
}

int IPACM_Lan::eth_bridge_del_lan_client_flt_rule(uint8_t* mac)
{
	if (mac == NULL)
	{
		IPACMERR("Client MAC address is empty.\n");
		return IPACM_FAILURE;
	}

	IPACMDBG_H("Received LAN client MAC 0x%02x%02x%02x%02x%02x%02x.\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);

	int i, j, res = IPACM_SUCCESS;
	for (i=0; i<lan_client_flt_info_count; i++)
	{
		if (memcmp(eth_bridge_lan_client_flt_info[i].mac, mac, sizeof(eth_bridge_lan_client_flt_info[i].mac)) == 0)
		{
			break;
		}
	}

	if (i == lan_client_flt_info_count)
	{
		IPACMERR("Do not find the lan client.\n");
		return IPACM_FAILURE;
	}

	if (eth_bridge_lan_client_flt_info[i].flt_rule_set_v4 == true)
	{
		if (reset_to_dummy_flt_rule(IPA_IP_v4, eth_bridge_lan_client_flt_info[i].flt_rule_hdl_v4) == IPACM_SUCCESS)
		{
			for (j=0; j<IPA_LAN_TO_LAN_MAX_LAN_CLIENT; j++)
			{
				if (lan_client_flt_rule_hdl_v4[j].rule_hdl == eth_bridge_lan_client_flt_info[i].flt_rule_hdl_v4)
				{
					lan_client_flt_rule_hdl_v4[j].valid = true;
					break;
				}
			}
			if (j == IPA_LAN_TO_LAN_MAX_LAN_CLIENT)
			{
				IPACMERR("Not finding the rule handle in handle pool.\n");
				return IPACM_FAILURE;
			}
		}
		else
		{
			IPACMERR("Failed to delete the lan client specific flt rule.\n");
			return IPACM_FAILURE;
		}
	}
	if (eth_bridge_lan_client_flt_info[i].flt_rule_set_v6 == true)
	{
		if (reset_to_dummy_flt_rule(IPA_IP_v6, eth_bridge_lan_client_flt_info[i].flt_rule_hdl_v6) == IPACM_SUCCESS)
		{
			for (j=0; j<IPA_LAN_TO_LAN_MAX_LAN_CLIENT; j++)
			{
				if (lan_client_flt_rule_hdl_v6[j].rule_hdl == eth_bridge_lan_client_flt_info[i].flt_rule_hdl_v6)
				{
					lan_client_flt_rule_hdl_v6[j].valid = true;
					break;
				}
			}
			if (j == IPA_LAN_TO_LAN_MAX_LAN_CLIENT)
			{
				IPACMERR("Not finding the rule handle in handle pool.\n");
				return IPACM_FAILURE;
			}
		}
		else
		{
			IPACMERR("Failed to delete the lan client specific flt rule.\n");
			return IPACM_FAILURE;
		}
	}

	for (j=i+1; j<lan_client_flt_info_count; j++)
	{
		memcpy(&(eth_bridge_lan_client_flt_info[j-1]), &(eth_bridge_lan_client_flt_info[j]), sizeof(eth_bridge_client_flt_info));
	}
	memset(&(eth_bridge_lan_client_flt_info[lan_client_flt_info_count-1]), 0, sizeof(eth_bridge_client_flt_info));
	lan_client_flt_info_count--;

	return res;
}

int IPACM_Lan::add_hdr_proc_ctx()
{
	int len, res = IPACM_SUCCESS;
	struct ipa_ioc_add_hdr_proc_ctx* pHeaderProcTable = NULL;

	len = sizeof(struct ipa_ioc_add_hdr_proc_ctx) + sizeof(struct ipa_hdr_proc_ctx_add);
	pHeaderProcTable = (ipa_ioc_add_hdr_proc_ctx*)malloc(len);
	if(pHeaderProcTable == NULL)
	{
		IPACMERR("Cannot allocate header processing table.\n");
		return IPACM_FAILURE;
	}

	if(IPACM_Lan::wlan_hdr_type != IPA_HDR_L2_NONE)
	{
		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == WLAN_IF)
		{
			if(IPACM_Lan::wlan_to_wlan_hdr_proc_ctx.valid == false)
			{
				memset(pHeaderProcTable, 0, len);
				pHeaderProcTable->commit = 1;
				pHeaderProcTable->num_proc_ctxs = 1;
				pHeaderProcTable->proc_ctx[0].type = get_hdr_proc_type(IPACM_Lan::wlan_hdr_type, IPACM_Lan::wlan_hdr_type);
				pHeaderProcTable->proc_ctx[0].hdr_hdl = IPACM_Lan::wlan_hdr_template_hdl;
				if (m_header.AddHeaderProcCtx(pHeaderProcTable) == false)
				{
					IPACMERR("Adding WLAN to WLAN hdr proc ctx failed with status: %d\n", pHeaderProcTable->proc_ctx[0].status);
					res = IPACM_FAILURE;
				}
				else
				{
					IPACM_Lan::wlan_to_wlan_hdr_proc_ctx.proc_ctx_hdl = pHeaderProcTable->proc_ctx[0].proc_ctx_hdl;
					IPACM_Lan::wlan_to_wlan_hdr_proc_ctx.valid = true;
					IPACMDBG_H("WLAN to WLAN hdr proc ctx is added successfully. \n");
				}
			}
		}

		if(IPACM_Lan::lan_hdr_type != IPA_HDR_L2_NONE)
		{
			if(IPACM_Lan::lan_to_wlan_hdr_proc_ctx.valid == false)
			{
				memset(pHeaderProcTable, 0, len);
				pHeaderProcTable->commit = 1;
				pHeaderProcTable->num_proc_ctxs = 1;
				pHeaderProcTable->proc_ctx[0].type = get_hdr_proc_type(IPACM_Lan::lan_hdr_type, IPACM_Lan::wlan_hdr_type);
				pHeaderProcTable->proc_ctx[0].hdr_hdl = IPACM_Lan::wlan_hdr_template_hdl;
				if (m_header.AddHeaderProcCtx(pHeaderProcTable) == false)
				{
					IPACMERR("Adding LAN to WLAN hdr proc ctx failed with status: %d\n", pHeaderProcTable->proc_ctx[0].status);
					res = IPACM_FAILURE;
					goto fail;
				}
				else
				{
					IPACM_Lan::lan_to_wlan_hdr_proc_ctx.proc_ctx_hdl = pHeaderProcTable->proc_ctx[0].proc_ctx_hdl;
					IPACM_Lan::lan_to_wlan_hdr_proc_ctx.valid = true;
					IPACMDBG_H("LAN to WLAN hdr proc ctx is added successfully. \n");
				}

				ipacm_cmd_q_data evt_data;
				memset(&evt_data, 0, sizeof(ipacm_cmd_q_data));

				ipacm_event_data_if_cat* cat;
				cat = (ipacm_event_data_if_cat*)malloc(sizeof(ipacm_event_data_if_cat));
				if(cat == NULL)
				{
					IPACMERR("Unable to allocate memory.\n");
					return IPACM_FAILURE;
				}
				memset(cat, 0, sizeof(ipacm_event_data_if_cat));
				cat->if_cat = IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat;

				evt_data.evt_data = cat;
				evt_data.event = IPA_ETH_BRIDGE_HDR_PROC_CTX_SET_EVENT;
				IPACMDBG_H("Posting event IPA_ETH_BRIDGE_HDR_PROC_CTX_SET_EVENT\n");
				IPACM_EvtDispatcher::PostEvt(&evt_data);
			}

			if(IPACM_Lan::is_usb_up == true && IPACM_Lan::wlan_to_usb_hdr_proc_ctx.valid == false)
			{
				memset(pHeaderProcTable, 0, len);
				pHeaderProcTable->commit = 1;
				pHeaderProcTable->num_proc_ctxs = 1;
				pHeaderProcTable->proc_ctx[0].type = get_hdr_proc_type(IPACM_Lan::wlan_hdr_type, IPACM_Lan::lan_hdr_type);
				pHeaderProcTable->proc_ctx[0].hdr_hdl = IPACM_Lan::usb_hdr_template_hdl;
				if (m_header.AddHeaderProcCtx(pHeaderProcTable) == false)
				{
					IPACMERR("Adding WLAN to USB hdr proc ctx failed with status: %d\n", pHeaderProcTable->proc_ctx[0].status);
					res = IPACM_FAILURE;
					goto fail;
				}
				else
				{
					IPACM_Lan::wlan_to_usb_hdr_proc_ctx.proc_ctx_hdl = pHeaderProcTable->proc_ctx[0].proc_ctx_hdl;
					IPACM_Lan::wlan_to_usb_hdr_proc_ctx.valid = true;
					IPACMDBG_H("WLAN to USB hdr proc ctx is added successfully. \n");
				}
			}

			if(IPACM_Lan::is_cpe_up == true && IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.valid == false)
			{
				memset(pHeaderProcTable, 0, len);
				pHeaderProcTable->commit = 1;
				pHeaderProcTable->num_proc_ctxs = 1;
				pHeaderProcTable->proc_ctx[0].type = get_hdr_proc_type(IPACM_Lan::wlan_hdr_type, IPACM_Lan::lan_hdr_type);
				pHeaderProcTable->proc_ctx[0].hdr_hdl = IPACM_Lan::cpe_hdr_template_hdl;
				if (m_header.AddHeaderProcCtx(pHeaderProcTable) == false)
				{
					IPACMERR("Adding WLAN to CPE hdr proc ctx failed with status: %d\n", pHeaderProcTable->proc_ctx[0].status);
					res = IPACM_FAILURE;
					goto fail;
				}
				else
				{
					IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.proc_ctx_hdl = pHeaderProcTable->proc_ctx[0].proc_ctx_hdl;
					IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.valid = true;
					IPACMDBG_H("WLAN to CPE hdr proc ctx is added successfully. \n");

				}
			}
		}
	}

	if(IPACM_Lan::lan_hdr_type != IPA_HDR_L2_NONE)
	{
		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF ||
			(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF))
		{
			if(IPACM_Iface::ipacmcfg->ipacm_odu_router_mode == false)
			{
				IPACMDBG_H("ODU is in bridge mode, do not set CPE to USB and USB to CPE hdr proc ctx.\n");
				return res;
			}
			if(IPACM_Lan::is_cpe_up == true && IPACM_Lan::is_usb_up == true &&
				IPACM_Lan::cpe_to_usb_hdr_proc_ctx.valid == false && IPACM_Lan::usb_to_cpe_hdr_proc_ctx.valid == false)
			{
				memset(pHeaderProcTable, 0, len);
				pHeaderProcTable->commit = 1;
				pHeaderProcTable->num_proc_ctxs = 1;
				pHeaderProcTable->proc_ctx[0].type = get_hdr_proc_type(IPACM_Lan::lan_hdr_type, IPACM_Lan::lan_hdr_type);
				pHeaderProcTable->proc_ctx[0].hdr_hdl = IPACM_Lan::usb_hdr_template_hdl;
				if (m_header.AddHeaderProcCtx(pHeaderProcTable) == false)
				{
					IPACMERR("Adding CPE to USB hdr proc ctx failed with status: %d\n", pHeaderProcTable->proc_ctx[0].status);
					res = IPACM_FAILURE;
					goto fail;
				}
				else
				{
					IPACM_Lan::cpe_to_usb_hdr_proc_ctx.proc_ctx_hdl = pHeaderProcTable->proc_ctx[0].proc_ctx_hdl;
					IPACM_Lan::cpe_to_usb_hdr_proc_ctx.valid = true;
					IPACMDBG_H("CPE to USB hdr proc ctx is added successfully. \n");
				}

				pHeaderProcTable->commit = 1;
				pHeaderProcTable->num_proc_ctxs = 1;
				pHeaderProcTable->proc_ctx[0].type = get_hdr_proc_type(IPACM_Lan::lan_hdr_type, IPACM_Lan::lan_hdr_type);
				pHeaderProcTable->proc_ctx[0].hdr_hdl = IPACM_Lan::cpe_hdr_template_hdl;
				if (m_header.AddHeaderProcCtx(pHeaderProcTable) == false)
				{
					IPACMERR("Adding USB to CPE hdr proc ctx failed with status: %d\n", pHeaderProcTable->proc_ctx[0].status);
					res = IPACM_FAILURE;
					goto fail;
				}
				else
				{
					IPACM_Lan::usb_to_cpe_hdr_proc_ctx.proc_ctx_hdl = pHeaderProcTable->proc_ctx[0].proc_ctx_hdl;
					IPACM_Lan::usb_to_cpe_hdr_proc_ctx.valid = true;
					IPACMDBG_H("USB to CPE hdr proc ctx is added successfully. \n");
				}

				ipacm_cmd_q_data evt_data;
				memset(&evt_data, 0, sizeof(ipacm_cmd_q_data));

				ipacm_event_data_if_cat* cat;
				cat = (ipacm_event_data_if_cat*)malloc(sizeof(ipacm_event_data_if_cat));
				if(cat == NULL)
				{
					IPACMERR("Unable to allocate memory.\n");
					return IPACM_FAILURE;
				}
				memset(cat, 0, sizeof(ipacm_event_data_if_cat));
				cat->if_cat = IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat;

				evt_data.evt_data = cat;
				evt_data.event = IPA_ETH_BRIDGE_HDR_PROC_CTX_SET_EVENT;
				IPACMDBG_H("Posting event IPA_ETH_BRIDGE_HDR_PROC_CTX_SET_EVENT\n");
				IPACM_EvtDispatcher::PostEvt(&evt_data);
			}
		}
	}
	else
	{
		IPACMDBG_H("Not adding header processing context.\n");
	}

fail:
	free(pHeaderProcTable);
	return res;
}

ipa_hdr_proc_type IPACM_Lan::get_hdr_proc_type(ipa_hdr_l2_type t1, ipa_hdr_l2_type t2)
{
	if(t1 == IPA_HDR_L2_ETHERNET_II)
	{
		if(t2 == IPA_HDR_L2_ETHERNET_II)
		{
			return IPA_HDR_PROC_ETHII_TO_ETHII;
		}
		if(t2 == IPA_HDR_L2_802_3)
		{
			return IPA_HDR_PROC_ETHII_TO_802_3;
		}
	}

	if(t1 == IPA_HDR_L2_802_3)
	{
		if(t2 == IPA_HDR_L2_ETHERNET_II)
		{
			return IPA_HDR_PROC_802_3_TO_ETHII;
		}
		if(t2 == IPA_HDR_L2_802_3)
		{
			return IPA_HDR_PROC_802_3_TO_802_3;
		}
	}

	return IPA_HDR_PROC_NONE;
}

int IPACM_Lan::eth_bridge_install_cache_wlan_client_flt_rule(ipa_ip_type iptype)
{
	int i;

	IPACMDBG_H("There are %d wlan clients cached.\n",IPACM_Lan::num_wlan_client);
	for(i=0; i<IPACM_Lan::num_wlan_client; i++)
	{
		eth_bridge_add_wlan_client_flt_rule(IPACM_Lan::eth_bridge_wlan_client[i].mac, iptype);
	}
	return IPACM_SUCCESS;
}

int IPACM_Lan::eth_bridge_install_cache_lan_client_flt_rule(ipa_ip_type iptype)
{
	int i;

	IPACMDBG_H("There are %d lan clients cached.\n", IPACM_Lan::num_lan_client);
	for(i=0; i<IPACM_Lan::num_lan_client; i++)
	{
		if (IPACM_Lan::eth_bridge_lan_client[i].ipa_if_num != ipa_if_num)
		{
			eth_bridge_add_lan_client_flt_rule(IPACM_Lan::eth_bridge_lan_client[i].mac, iptype);
		}
	}
	return IPACM_SUCCESS;
}

int IPACM_Lan::eth_bridge_add_lan_client_rt_rule(uint8_t* mac, eth_bridge_src_iface src, ipa_ip_type iptype)
{
	if (tx_prop == NULL)
	{
		IPACMDBG_H("Tx prop is empty, not adding routing rule.\n");
		return IPACM_SUCCESS;
	}
	if (mac == NULL)
	{
		IPACMERR("Client MAC address is empty.\n");
		return IPACM_FAILURE;
	}

	IPACMDBG_H("Received client MAC 0x%02x%02x%02x%02x%02x%02x. src_iface: %d if_cat: %d \n",
			mac[0], mac[1], mac[2], mac[3], mac[4], mac[5], src, IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat );

	if (src == SRC_WLAN && IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF
			&& IPACM_Lan::wlan_to_usb_hdr_proc_ctx.valid == false)
	{
		IPACMDBG_H("WLAN to USB hdr proc ctx has not been set, don't add USB routing rule.\n");
		return IPACM_FAILURE;
	}
	if (src == SRC_WLAN && IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF
			&& IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.valid == false)
	{
		IPACMDBG_H("WLAN to CPE hdr proc ctx has not been set, don't add CPE routing rule.\n");
		return IPACM_FAILURE;
	}

	if (src == SRC_LAN && IPACM_Lan::usb_to_cpe_hdr_proc_ctx.valid == false
			&& IPACM_Lan::cpe_to_usb_hdr_proc_ctx.valid == false)
	{
		IPACMDBG_H("hdr proc ctx between USB and CPE has not been set, don't add routing rule.\n");
		return IPACM_FAILURE;
	}

	if(iptype == IPA_IP_v4)
	{
		if((src == SRC_LAN && lan_client_rt_from_lan_info_count_v4 == IPA_LAN_TO_LAN_MAX_LAN_CLIENT)
			|| (src == SRC_WLAN && lan_client_rt_from_wlan_info_count_v4 == IPA_LAN_TO_LAN_MAX_WLAN_CLIENT))
		{
			IPACMDBG_H("client number has reached maximum.\n");
			return IPACM_FAILURE;
		}
	}
	else
	{
		if ((src == SRC_LAN && lan_client_rt_from_lan_info_count_v6 == IPA_LAN_TO_LAN_MAX_LAN_CLIENT)
			|| (src == SRC_WLAN && lan_client_rt_from_wlan_info_count_v6 == IPA_LAN_TO_LAN_MAX_WLAN_CLIENT))
		{
			IPACMDBG_H("client number has reached maximum.\n");
			return IPACM_FAILURE;
		}
	}

	int i, len, res = IPACM_SUCCESS;
	struct ipa_ioc_add_rt_rule* rt_rule_table = NULL;
	struct ipa_rt_rule_add rt_rule;
	int position, num_rt_rule;

	if (src == SRC_LAN)
	{
		if (iptype == IPA_IP_v4)
		{
			for (i=0; i<lan_client_rt_from_lan_info_count_v4; i++)
			{
				if (memcmp(eth_bridge_get_client_rt_info_ptr(i, src, iptype)->mac, mac, sizeof(eth_bridge_get_client_rt_info_ptr(i, src, iptype)->mac)) == 0)
				{
					IPACMDBG_H("The client's routing rule was added before.\n");
					return IPACM_SUCCESS;
				}
			}
			memcpy(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_lan_info_count_v4, src, iptype)->mac, mac,
					sizeof(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_lan_info_count_v4, src, iptype)->mac));
		}
		else
		{
			for (i=0; i<lan_client_rt_from_lan_info_count_v6; i++)
			{
				if (memcmp(eth_bridge_get_client_rt_info_ptr(i, src, iptype)->mac, mac, sizeof(eth_bridge_get_client_rt_info_ptr(i, src, iptype)->mac)) == 0)
				{
					IPACMDBG_H("The client's routing rule was added before.\n");
					return IPACM_SUCCESS;
				}
			}
			memcpy(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_lan_info_count_v6, src, iptype)->mac, mac,
					sizeof(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_lan_info_count_v6, src, iptype)->mac));
		}
	}
	else
	{
		if (iptype == IPA_IP_v4)
		{
			for (i=0; i<lan_client_rt_from_wlan_info_count_v4; i++)
			{
				if (memcmp(eth_bridge_get_client_rt_info_ptr(i, src, iptype)->mac, mac, sizeof(eth_bridge_get_client_rt_info_ptr(i, src, iptype)->mac)) == 0)
				{
					IPACMDBG_H("The client's routing rule was added before.\n");
					return IPACM_SUCCESS;
				}
			}
			memcpy(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_wlan_info_count_v4, src, iptype)->mac, mac,
					sizeof(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_wlan_info_count_v4, src, iptype)->mac));
		}
		else
		{
			for (i=0; i<lan_client_rt_from_wlan_info_count_v6; i++)
			{
				if (memcmp(eth_bridge_get_client_rt_info_ptr(i, src, iptype)->mac, mac, sizeof(eth_bridge_get_client_rt_info_ptr(i, src, iptype)->mac)) == 0)
				{
					IPACMDBG_H("The client's routing rule was added before.\n");
					return IPACM_SUCCESS;
				}
			}
			memcpy(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_wlan_info_count_v6, src, iptype)->mac, mac,
					sizeof(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_wlan_info_count_v6, src, iptype)->mac));
		}
	}

	if (iptype == IPA_IP_v4)
	{
		num_rt_rule = each_client_rt_rule_count_v4;
	}
	else
	{
		num_rt_rule = each_client_rt_rule_count_v6;
	}

	len = sizeof(ipa_ioc_add_rt_rule) + num_rt_rule * sizeof(ipa_rt_rule_add);
	rt_rule_table = (ipa_ioc_add_rt_rule*)malloc(len);
	if (rt_rule_table == NULL)
	{
		IPACMERR("Failed to allocate memory.\n");
		return IPACM_FAILURE;
	}
	memset(rt_rule_table, 0, len);

	rt_rule_table->commit = 1;
	rt_rule_table->ip = iptype;
	rt_rule_table->num_rules = num_rt_rule;
	if (src == SRC_LAN)
	{
		if (iptype == IPA_IP_v4)
		{
			strncpy(rt_rule_table->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_lan_v4.name, sizeof(rt_rule_table->rt_tbl_name));
		}
		else
		{
			strncpy(rt_rule_table->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_lan_v6.name, sizeof(rt_rule_table->rt_tbl_name));
		}
	}
	else
	{
		if (iptype == IPA_IP_v4)
		{
			strncpy(rt_rule_table->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_wlan_v4.name, sizeof(rt_rule_table->rt_tbl_name));
		}
		else
		{
			strncpy(rt_rule_table->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_eth_bridge_lan_wlan_v6.name, sizeof(rt_rule_table->rt_tbl_name));
		}
	}

	memset(&rt_rule, 0, sizeof(ipa_rt_rule_add));
	rt_rule.at_rear = false;
	rt_rule.status = -1;
	rt_rule.rt_rule_hdl = -1;

	rt_rule.rule.hdr_hdl = 0;
	if(src == SRC_LAN)
	{
		if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
		{
			rt_rule.rule.hdr_proc_ctx_hdl = IPACM_Lan::cpe_to_usb_hdr_proc_ctx.proc_ctx_hdl;
		}
		else if (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
		{
			rt_rule.rule.hdr_proc_ctx_hdl = IPACM_Lan::usb_to_cpe_hdr_proc_ctx.proc_ctx_hdl;
		}
		else
		{
			IPACMERR("Iface category is not expected.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
	}
	else
	{
		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
		{
			rt_rule.rule.hdr_proc_ctx_hdl = IPACM_Lan::wlan_to_usb_hdr_proc_ctx.proc_ctx_hdl;
		}
		else if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF)
		{
			rt_rule.rule.hdr_proc_ctx_hdl = IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.proc_ctx_hdl;
		}
		else
		{
			IPACMERR("Iface category is not expected.\n");
			res = IPACM_FAILURE;
			goto fail;
		}
	}
	position = 0;
	for(i=0; i<iface_query->num_tx_props; i++)
	{
		if(tx_prop->tx[i].ip == iptype)
		{
			if(position >= num_rt_rule)
			{
				IPACMERR("Number of routing rules already exceeds limit.\n");
				res = IPACM_FAILURE;
				goto fail;
			}
			rt_rule.rule.dst = tx_prop->tx[i].dst_pipe;

			memcpy(&rt_rule.rule.attrib, &tx_prop->tx[i].attrib, sizeof(rt_rule.rule.attrib));
			if(src == SRC_WLAN)	//src is WLAN means packet is from WLAN
			{
				if(IPACM_Lan::wlan_hdr_type == IPA_HDR_L2_ETHERNET_II)
				{
					rt_rule.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_ETHER_II;
				}
				else
				{
					rt_rule.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_802_3;
				}
			}
			else	//packet is from LAN
			{
				if(IPACM_Lan::lan_hdr_type == IPA_HDR_L2_ETHERNET_II)
				{
					rt_rule.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_ETHER_II;
				}
				else
				{
					rt_rule.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_802_3;
				}
			}
			memcpy(rt_rule.rule.attrib.dst_mac_addr, mac, sizeof(rt_rule.rule.attrib.dst_mac_addr));
			memset(rt_rule.rule.attrib.dst_mac_addr_mask, 0xFF, sizeof(rt_rule.rule.attrib.dst_mac_addr_mask));

			memcpy(&(rt_rule_table->rules[position]), &rt_rule, sizeof(rt_rule_table->rules[position]));
			position++;
		}
	}

	if(false == m_routing.AddRoutingRule(rt_rule_table))
	{
		IPACMERR("Routing rule addition failed!\n");
		res = IPACM_FAILURE;
		goto fail;
	}
	else
	{
		if(src == SRC_LAN)
		{
			for(i=0; i<num_rt_rule; i++)
			{
				if(iptype == IPA_IP_v4)
				{
					eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_lan_info_count_v4, src, iptype)->rt_rule_hdl[i] = rt_rule_table->rules[i].rt_rule_hdl;
				}
				else
				{
					eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_lan_info_count_v6, src, iptype)->rt_rule_hdl[i] = rt_rule_table->rules[i].rt_rule_hdl;
				}
			}
			if(iptype == IPA_IP_v4)
			{
				lan_client_rt_from_lan_info_count_v4++;
				IPACMDBG_H("Now the number of IPv4 rt rule on lan-lan rt table is %d.\n", lan_client_rt_from_lan_info_count_v4);
			}
			else
			{
				lan_client_rt_from_lan_info_count_v6++;
				IPACMDBG_H("Now the number of IPv6 rt rule on lan-lan rt table is %d.\n", lan_client_rt_from_lan_info_count_v6);
			}
		}
		else
		{
			for(i=0; i<num_rt_rule; i++)
			{
				if(iptype == IPA_IP_v4)
				{
					eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_wlan_info_count_v4, src, iptype)->rt_rule_hdl[i] = rt_rule_table->rules[i].rt_rule_hdl;
				}
				else
				{
					eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_wlan_info_count_v6, src, iptype)->rt_rule_hdl[i] = rt_rule_table->rules[i].rt_rule_hdl;
				}
			}
			if(iptype == IPA_IP_v4)
			{
				lan_client_rt_from_wlan_info_count_v4++;
				IPACMDBG_H("Now the number of IPv4 rt rule on lan-wlan rt table is %d.\n", lan_client_rt_from_wlan_info_count_v4);
			}
			else
			{
				lan_client_rt_from_wlan_info_count_v6++;
				IPACMDBG_H("Now the number of IPv6 rt rule on lan-wlan rt table is %d.\n", lan_client_rt_from_wlan_info_count_v6);
			}
		}
	}

fail:
	if(rt_rule_table != NULL)
	{
		free(rt_rule_table);
	}
	return res;
}

int IPACM_Lan::eth_bridge_del_lan_client_rt_rule(uint8_t* mac, eth_bridge_src_iface src)
{
	if(tx_prop == NULL)
	{
		IPACMDBG_H("Tx prop is empty, not deleting routing rule.\n");
		return IPACM_SUCCESS;
	}
	if(mac == NULL)
	{
		IPACMERR("Client MAC address is empty.\n");
		return IPACM_FAILURE;
	}

	IPACMDBG_H("Received client MAC 0x%02x%02x%02x%02x%02x%02x. src_iface: %d \n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5], src);

	int i, position;

	/* first delete the rt rules from IPv4 rt table*/
	if(src == SRC_LAN)
	{
		for(i=0; i<lan_client_rt_from_lan_info_count_v4; i++)
		{
			if(memcmp(eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v4)->mac, mac, sizeof(eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v4)->mac)) == 0)
			{
				position = i;
				IPACMDBG_H("The client is found at position %d.\n", position);
				break;
			}
		}
		if(i == lan_client_rt_from_lan_info_count_v4)
		{
			IPACMERR("The client is not found.\n");
			return IPACM_FAILURE;
		}
	}
	else
	{
		for(i=0; i<lan_client_rt_from_wlan_info_count_v4; i++)
		{
			if(memcmp(eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v4)->mac, mac, sizeof(eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v4)->mac)) == 0)
			{
				position = i;
				IPACMDBG_H("The client is found at position %d.\n", position);
				break;
			}
		}
		if(i == lan_client_rt_from_wlan_info_count_v4)
		{
			IPACMERR("The client is not found.\n");
			return IPACM_FAILURE;
		}
	}

	for(i=0; i<each_client_rt_rule_count_v4; i++)
	{
		if(m_routing.DeleteRoutingHdl(eth_bridge_get_client_rt_info_ptr(position, src, IPA_IP_v4)->rt_rule_hdl[i], IPA_IP_v4) == false)
		{
			IPACMERR("Failed to delete routing rule %d.\n", i);
			return IPACM_FAILURE;
		}
	}

	if(src == SRC_LAN)
	{
		for(i=position+1; i<lan_client_rt_from_lan_info_count_v4; i++)
		{
			memcpy(eth_bridge_get_client_rt_info_ptr(i-1, src, IPA_IP_v4), eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v4), client_rt_info_size_v4);
		}
		memset(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_lan_info_count_v4-1, src, IPA_IP_v4), 0, client_rt_info_size_v4);
		lan_client_rt_from_lan_info_count_v4--;
		IPACMDBG_H("Now the number of IPv4 rt rule from lan info is %d.\n", lan_client_rt_from_lan_info_count_v4);
	}
	else
	{
		for(i=position+1; i<lan_client_rt_from_wlan_info_count_v4; i++)
		{
			memcpy(eth_bridge_get_client_rt_info_ptr(i-1, src, IPA_IP_v4), eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v4), client_rt_info_size_v4);
		}
		memset(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_wlan_info_count_v4-1, src, IPA_IP_v4), 0, client_rt_info_size_v4);
		lan_client_rt_from_wlan_info_count_v4--;
		IPACMDBG_H("Now the number of IPv4 rt rule from wlan info is %d.\n", lan_client_rt_from_wlan_info_count_v4);
	}

	/*delete rt rules from IPv6 rt table */
	if(src == SRC_LAN)
	{
		for(i=0; i<lan_client_rt_from_lan_info_count_v6; i++)
		{
			if(memcmp(eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v6)->mac, mac, sizeof(eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v6)->mac)) == 0)
			{
				position = i;
				IPACMDBG_H("The client is found at position %d.\n", position);
				break;
			}
		}
		if(i == lan_client_rt_from_lan_info_count_v6)
		{
			IPACMERR("The client is not found.\n");
			return IPACM_FAILURE;
		}
	}
	else
	{
		for(i=0; i<lan_client_rt_from_wlan_info_count_v6; i++)
		{
			if(memcmp(eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v6)->mac, mac, sizeof(eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v6)->mac)) == 0)
			{
				position = i;
				IPACMDBG_H("The client is found at position %d.\n", position);
				break;
			}
		}
		if(i == lan_client_rt_from_wlan_info_count_v6)
		{
			IPACMERR("The client is not found.\n");
			return IPACM_FAILURE;
		}
	}

	for(i=0; i<each_client_rt_rule_count_v6; i++)
	{
		if(m_routing.DeleteRoutingHdl(eth_bridge_get_client_rt_info_ptr(position, src, IPA_IP_v6)->rt_rule_hdl[i], IPA_IP_v6) == false)
		{
			IPACMERR("Failed to delete routing rule %d.\n", i);
			return IPACM_FAILURE;
		}
	}

	if(src == SRC_LAN)
	{
		for(i=position+1; i<lan_client_rt_from_lan_info_count_v6; i++)
		{
			memcpy(eth_bridge_get_client_rt_info_ptr(i-1, src, IPA_IP_v6), eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v6), client_rt_info_size_v6);
		}
		memset(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_lan_info_count_v6-1, src, IPA_IP_v6), 0, client_rt_info_size_v6);
		lan_client_rt_from_lan_info_count_v6--;
		IPACMDBG_H("Now the number of IPv6 rt rule from lan info is %d.\n", lan_client_rt_from_lan_info_count_v6);
	}
	else
	{
		for(i=position+1; i<lan_client_rt_from_wlan_info_count_v6; i++)
		{
			memcpy(eth_bridge_get_client_rt_info_ptr(i-1, src, IPA_IP_v6), eth_bridge_get_client_rt_info_ptr(i, src, IPA_IP_v6), client_rt_info_size_v6);
		}
		memset(eth_bridge_get_client_rt_info_ptr(lan_client_rt_from_wlan_info_count_v6-1, src, IPA_IP_v6), 0, client_rt_info_size_v6);
		lan_client_rt_from_wlan_info_count_v6--;
		IPACMDBG_H("Now the number of IPv6 rt rule from wlan info is %d.\n", lan_client_rt_from_wlan_info_count_v6);
	}

	return IPACM_SUCCESS;
}

eth_bridge_client_rt_info* IPACM_Lan::eth_bridge_get_client_rt_info_ptr(uint8_t index, eth_bridge_src_iface src, ipa_ip_type iptype)
{
	void* result;

	if(src == SRC_LAN)
	{
		if(iptype == IPA_IP_v4)
		{
			result = (void*)((void*)eth_bridge_lan_client_rt_from_lan_info_v4 + index * client_rt_info_size_v4);
		}
		else
		{
			result = (void*)((void*)eth_bridge_lan_client_rt_from_lan_info_v6 + index * client_rt_info_size_v6);
		}
	}
	else
	{
		if(iptype == IPA_IP_v4)
		{
			result = (void*)((void*)eth_bridge_lan_client_rt_from_wlan_info_v4 + index * client_rt_info_size_v4);
		}
		else
		{
			result = (void*)((void*)eth_bridge_lan_client_rt_from_wlan_info_v6 + index * client_rt_info_size_v6);
		}
	}
	return (eth_bridge_client_rt_info*)result;
}


void IPACM_Lan::eth_bridge_add_lan_client(uint8_t* mac)
{
	if(IPACM_Lan::num_lan_client == IPA_LAN_TO_LAN_MAX_LAN_CLIENT)
	{
		IPACMDBG_H("USB client table is already full.\n");
		return;
	}

	if(mac == NULL)
	{
		IPACMERR("Mac address is empty.\n");
		return;
	}

	int i;
	for(i=0; i<IPACM_Lan::num_lan_client; i++)
	{
		if(memcmp(IPACM_Lan::eth_bridge_lan_client[i].mac, mac, sizeof(IPACM_Lan::eth_bridge_lan_client[i].mac)) == 0)
		{
			IPACMDBG_H("The lan client mac has been added before at position %d.\n", i);
			return;
		}
	}

	memcpy(IPACM_Lan::eth_bridge_lan_client[IPACM_Lan::num_lan_client].mac, mac, sizeof(IPACM_Lan::eth_bridge_lan_client[IPACM_Lan::num_lan_client].mac));
	IPACM_Lan::eth_bridge_lan_client[IPACM_Lan::num_lan_client].ipa_if_num = ipa_if_num;
	IPACM_Lan::num_lan_client++;
	IPACMDBG_H("Now total num of lan clients is %d\n", IPACM_Lan::num_lan_client);
	return;
}

void IPACM_Lan::eth_bridge_del_lan_client(uint8_t* mac)
{
	if(mac == NULL)
	{
		IPACMERR("Mac address is empty.\n");
		return;
	}

	int i, j;
	for(i=0; i<IPACM_Lan::num_lan_client; i++)
	{
		if(memcmp(IPACM_Lan::eth_bridge_lan_client[i].mac, mac, sizeof(IPACM_Lan::eth_bridge_lan_client[i].mac)) == 0)
		{
			IPACMDBG_H("Found LAN client at position %d.\n", i);
			break;
		}
	}

	if(i == IPACM_Lan::num_lan_client)
	{
		IPACMDBG_H("Not finding the LAN client.\n");
		return;
	}

	for(j=i+1; j<IPACM_Lan::num_lan_client; j++)
	{
		memcpy(IPACM_Lan::eth_bridge_lan_client[j-1].mac, IPACM_Lan::eth_bridge_lan_client[j].mac, sizeof(IPACM_Lan::eth_bridge_lan_client[j].mac));
		IPACM_Lan::eth_bridge_lan_client[j-1].ipa_if_num = IPACM_Lan::eth_bridge_lan_client[j].ipa_if_num;
	}
	IPACM_Lan::num_lan_client--;
	IPACMDBG_H("Now total num of lan clients is %d\n", IPACM_Lan::num_lan_client);
	return;
}

int IPACM_Lan::eth_bridge_get_hdr_template_hdl(uint32_t* hdr_hdl)
{
	if(hdr_hdl == NULL)
	{
		IPACMDBG_H("Hdr handle pointer is empty.\n");
		return IPACM_FAILURE;
	}

	struct ipa_ioc_get_hdr hdr;
	memset(&hdr, 0, sizeof(hdr));

	memcpy(hdr.name, tx_prop->tx[0].hdr_name, sizeof(hdr.name));
	if(m_header.GetHeaderHandle(&hdr) == false)
	{
		IPACMERR("Failed to get template hdr hdl.\n");
		return IPACM_FAILURE;
	}

	*hdr_hdl = hdr.hdl;
	return IPACM_SUCCESS;
}

int IPACM_Lan::del_hdr_proc_ctx()
{
	if(IPACM_Lan::lan_to_wlan_hdr_proc_ctx.valid == true)
	{
		if((IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == WLAN_IF)
			|| (IPACM_Lan::is_usb_up == false && IPACM_Lan::is_cpe_up == false))
		{
			if(m_header.DeleteHeaderProcCtx(IPACM_Lan::lan_to_wlan_hdr_proc_ctx.proc_ctx_hdl) == false)
			{
				IPACMERR("Failed to delete usb to wlan hdr proc ctx.\n");
				return IPACM_FAILURE;
			}
			IPACM_Lan::lan_to_wlan_hdr_proc_ctx.valid = false;

			ipacm_cmd_q_data evt_data;
			memset(&evt_data, 0, sizeof(ipacm_cmd_q_data));

			ipacm_event_data_if_cat* cat;
			cat = (ipacm_event_data_if_cat*)malloc(sizeof(ipacm_event_data_if_cat));
			if(cat == NULL)
			{
				IPACMERR("Unable to allocate memory.\n");
				return IPACM_FAILURE;
			}
			memset(cat, 0, sizeof(ipacm_event_data_if_cat));
			cat->if_cat = IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat;

			evt_data.evt_data = cat;
			evt_data.event = IPA_ETH_BRIDGE_HDR_PROC_CTX_UNSET_EVENT;
			IPACMDBG_H("Posting event IPA_ETH_BRIDGE_HDR_PROC_CTX_UNSET_EVENT\n");
			IPACM_EvtDispatcher::PostEvt(&evt_data);
		}
	}

	if(IPACM_Lan::wlan_to_usb_hdr_proc_ctx.valid == true)
	{
		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == WLAN_IF || IPACM_Lan::is_usb_up == false)
		{
			if(m_header.DeleteHeaderProcCtx(IPACM_Lan::wlan_to_usb_hdr_proc_ctx.proc_ctx_hdl) == false)
			{
				IPACMERR("Failed to delete wlan to usb hdr proc ctx.\n");
				return IPACM_FAILURE;
			}
			IPACM_Lan::wlan_to_usb_hdr_proc_ctx.valid = false;
		}
	}

	if(IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.valid == true)
	{
		if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == WLAN_IF || IPACM_Lan::is_cpe_up == false)
		{
			if(m_header.DeleteHeaderProcCtx(IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.proc_ctx_hdl) == false)
			{
				IPACMERR("Failed to delete wlan to cpe hdr proc ctx.\n");
				return IPACM_FAILURE;
			}
			IPACM_Lan::wlan_to_cpe_hdr_proc_ctx.valid = false;
		}
	}

	if(IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == WLAN_IF)
	{
		if(IPACM_Lan::wlan_to_wlan_hdr_proc_ctx.valid == true)
		{
			if(m_header.DeleteHeaderProcCtx(IPACM_Lan::wlan_to_wlan_hdr_proc_ctx.proc_ctx_hdl) == false)
			{
				IPACMERR("Failed to delete wlan to wlan hdr proc ctx.\n");
				return IPACM_FAILURE;
			}
			IPACM_Lan::wlan_to_wlan_hdr_proc_ctx.valid = false;
		}
	}

	if(IPACM_Lan::cpe_to_usb_hdr_proc_ctx.valid == true && IPACM_Lan::usb_to_cpe_hdr_proc_ctx.valid == true)
	{
		if((IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == LAN_IF)
			|| (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat == ODU_IF))
		{
			if(m_header.DeleteHeaderProcCtx(IPACM_Lan::cpe_to_usb_hdr_proc_ctx.proc_ctx_hdl) == false)
			{
				IPACMERR("Failed to delete cpe to usb hdr proc ctx.\n");
				return IPACM_FAILURE;
			}
			IPACM_Lan::cpe_to_usb_hdr_proc_ctx.valid = false;

			if(m_header.DeleteHeaderProcCtx(IPACM_Lan::usb_to_cpe_hdr_proc_ctx.proc_ctx_hdl) == false)
			{
				IPACMERR("Failed to delete usb to cpe hdr proc ctx.\n");
				return IPACM_FAILURE;
			}
			IPACM_Lan::usb_to_cpe_hdr_proc_ctx.valid = false;

			ipacm_cmd_q_data evt_data;
			memset(&evt_data, 0, sizeof(ipacm_cmd_q_data));

			ipacm_event_data_if_cat* cat;
			cat = (ipacm_event_data_if_cat*)malloc(sizeof(ipacm_event_data_if_cat));
			if(cat == NULL)
			{
				IPACMERR("Unable to allocate memory.\n");
				return IPACM_FAILURE;
			}
			memset(cat, 0, sizeof(ipacm_event_data_if_cat));
			cat->if_cat = IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat;

			evt_data.evt_data = cat;
			evt_data.event = IPA_ETH_BRIDGE_HDR_PROC_CTX_UNSET_EVENT;
			IPACMDBG_H("Posting event IPA_ETH_BRIDGE_HDR_PROC_CTX_UNSET_EVENT\n");
			IPACM_EvtDispatcher::PostEvt(&evt_data);
		}
	}
	return IPACM_SUCCESS;
}

int IPACM_Lan::handle_cradle_wan_mode_switch(bool is_wan_bridge_mode)
{
	struct ipa_flt_rule_mdfy flt_rule_entry;
	int len = 0;
	ipa_ioc_mdfy_flt_rule *m_pFilteringTable;

	IPACMDBG_H("Handle wan mode swtich: is wan bridge mode?%d\n", is_wan_bridge_mode);

	if (rx_prop == NULL)
	{
		IPACMDBG_H("No rx properties registered for iface %s\n", dev_name);
		return IPACM_SUCCESS;
	}

	len = sizeof(struct ipa_ioc_mdfy_flt_rule) + (1 * sizeof(struct ipa_flt_rule_mdfy));
	m_pFilteringTable = (struct ipa_ioc_mdfy_flt_rule *)calloc(1, len);
	if (m_pFilteringTable == NULL)
	{
		PERROR("Error Locate ipa_ioc_mdfy_flt_rule memory...\n");
		return IPACM_FAILURE;
	}

	m_pFilteringTable->commit = 1;
	m_pFilteringTable->ip = IPA_IP_v4;
	m_pFilteringTable->num_rules = (uint8_t)1;

	IPACMDBG_H("Retrieving routing hanle for table: %s\n",
					 IPACM_Iface::ipacmcfg->rt_tbl_wan_v4.name);
	if (false == m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_wan_v4))
	{
		IPACMERR("m_routing.GetRoutingTable(&IPACM_Iface::ipacmcfg->rt_tbl_wan_v4=0x%p) Failed.\n",
						 &IPACM_Iface::ipacmcfg->rt_tbl_wan_v4);
		free(m_pFilteringTable);
		return IPACM_FAILURE;
	}
	IPACMDBG_H("Routing handle for table: %d\n", IPACM_Iface::ipacmcfg->rt_tbl_wan_v4.hdl);


	memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_mdfy)); // Zero All Fields
	flt_rule_entry.status = -1;
	flt_rule_entry.rule_hdl = lan_wan_fl_rule_hdl[0];

	flt_rule_entry.rule.retain_hdr = 0;
	flt_rule_entry.rule.to_uc = 0;
	flt_rule_entry.rule.eq_attrib_type = 0;
	if(is_wan_bridge_mode)
	{
		flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING;
	}
	else
	{
		flt_rule_entry.rule.action = IPA_PASS_TO_SRC_NAT;
	}
	flt_rule_entry.rule.rt_tbl_hdl = IPACM_Iface::ipacmcfg->rt_tbl_wan_v4.hdl;

	memcpy(&flt_rule_entry.rule.attrib,
				 &rx_prop->rx[0].attrib,
				 sizeof(flt_rule_entry.rule.attrib));

	flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR;
	flt_rule_entry.rule.attrib.u.v4.dst_addr_mask = 0x0;
	flt_rule_entry.rule.attrib.u.v4.dst_addr = 0x0;

	memcpy(&m_pFilteringTable->rules[0], &flt_rule_entry, sizeof(flt_rule_entry));
	if (false == m_filtering.ModifyFilteringRule(m_pFilteringTable))
	{
		IPACMERR("Error Modifying RuleTable(0) to Filtering, aborting...\n");
		free(m_pFilteringTable);
		return IPACM_FAILURE;
	}
	else
	{
		IPACMDBG_H("flt rule hdl = %d, status = %d\n",
						 m_pFilteringTable->rules[0].rule_hdl,
						 m_pFilteringTable->rules[0].status);
	}
	free(m_pFilteringTable);
	return IPACM_SUCCESS;
}

/*handle reset usb-client rt-rules */
int IPACM_Lan::handle_tethering_stats_event(ipa_get_data_stats_resp_msg_v01 *data)
{
	int cnt, pipe_len, fd;
	uint64_t num_ul_packets, num_ul_bytes;
	uint64_t num_dl_packets, num_dl_bytes;
	bool ul_pipe_found, dl_pipe_found;
	FILE *fp = NULL;

	fd = open(IPA_DEVICE_NAME, O_RDWR);
	if (fd < 0)
	{
		IPACMERR("Failed opening %s.\n", IPA_DEVICE_NAME);
		return IPACM_FAILURE;
	}


	ul_pipe_found = false;
	dl_pipe_found = false;
	num_ul_packets = 0;
	num_dl_packets = 0;
	num_ul_bytes = 0;
	num_dl_bytes = 0;

	if (data->dl_dst_pipe_stats_list_valid)
	{
		if(tx_prop != NULL)
		{
			for (pipe_len = 0; pipe_len < data->dl_dst_pipe_stats_list_len; pipe_len++)
			{
				IPACMDBG_H("Check entry(%d) dl_dst_pipe(%d)\n", pipe_len, data->dl_dst_pipe_stats_list[pipe_len].pipe_index);
				for (cnt=0; cnt<tx_prop->num_tx_props; cnt++)
				{
					IPACMDBG_H("Check Tx_prop_entry(%d) pipe(%d)\n", cnt, ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, tx_prop->tx[cnt].dst_pipe));
					if(ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, tx_prop->tx[cnt].dst_pipe) == data->dl_dst_pipe_stats_list[pipe_len].pipe_index)
					{
						/* update the DL stats */
						dl_pipe_found = true;
						num_dl_packets += data->dl_dst_pipe_stats_list[pipe_len].num_ipv4_packets;
						num_dl_packets += data->dl_dst_pipe_stats_list[pipe_len].num_ipv6_packets;
						num_dl_bytes += data->dl_dst_pipe_stats_list[pipe_len].num_ipv4_bytes;
						num_dl_bytes += data->dl_dst_pipe_stats_list[pipe_len].num_ipv6_bytes;
						IPACMDBG_H("Got matched dst-pipe (%d) from %d tx props\n", data->dl_dst_pipe_stats_list[pipe_len].pipe_index, cnt);
						IPACMDBG_H("DL_packets:(%lu) DL_bytes:(%lu) \n", num_dl_packets, num_dl_bytes);
						break;
					}
				}
			}
		}
	}

	if (data->ul_src_pipe_stats_list_valid)
	{
		if(rx_prop != NULL)
		{
			for (pipe_len = 0; pipe_len < data->ul_src_pipe_stats_list_len; pipe_len++)
			{
				IPACMDBG_H("Check entry(%d) dl_dst_pipe(%d)\n", pipe_len, data->ul_src_pipe_stats_list[pipe_len].pipe_index);
				for (cnt=0; cnt < rx_prop->num_rx_props; cnt++)
				{
					IPACMDBG_H("Check Rx_prop_entry(%d) pipe(%d)\n", cnt, ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, rx_prop->rx[cnt].src_pipe));
					if(ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, rx_prop->rx[cnt].src_pipe) == data->ul_src_pipe_stats_list[pipe_len].pipe_index)
					{
						/* update the UL stats */
						ul_pipe_found = true;
						num_ul_packets += data->ul_src_pipe_stats_list[pipe_len].num_ipv4_packets;
						num_ul_packets += data->ul_src_pipe_stats_list[pipe_len].num_ipv6_packets;
						num_ul_bytes += data->ul_src_pipe_stats_list[pipe_len].num_ipv4_bytes;
						num_ul_bytes += data->ul_src_pipe_stats_list[pipe_len].num_ipv6_bytes;
						IPACMDBG_H("Got matched dst-pipe (%d) from %d tx props\n", data->ul_src_pipe_stats_list[pipe_len].pipe_index, cnt);
						IPACMDBG_H("UL_packets:(%lu) UL_bytes:(%lu) \n", num_ul_packets, num_ul_bytes);
						break;
					}
				}
			}
		}
	}
	close(fd);

	if (ul_pipe_found || dl_pipe_found)
	{
		IPACMDBG_H("Update IPA_TETHERING_STATS_UPDATE_EVENT, TX(P%lu/B%lu) RX(P%lu/B%lu) DEV(%s) to LTE(%s) \n",
					num_ul_packets,
						num_ul_bytes,
							num_dl_packets,
								num_dl_bytes,
									dev_name,
										IPACM_Wan::wan_up_dev_name);
		fp = fopen(IPA_PIPE_STATS_FILE_NAME, "w");
		if ( fp == NULL )
		{
			IPACMERR("Failed to write pipe stats to %s, error is %d - %s\n",
					IPA_PIPE_STATS_FILE_NAME, errno, strerror(errno));
			return IPACM_FAILURE;
		}

		fprintf(fp, PIPE_STATS,
				dev_name,
					IPACM_Wan::wan_up_dev_name,
						num_ul_bytes,
						num_ul_packets,
							    num_dl_bytes,
							num_dl_packets);
		fclose(fp);
	}
	return IPACM_SUCCESS;
}