diff options
Diffstat (limited to 'data-ipa-cfg-mgr/ipacm/src/IPACM_Lan.cpp')
| -rw-r--r-- | data-ipa-cfg-mgr/ipacm/src/IPACM_Lan.cpp | 5568 |
1 files changed, 5568 insertions, 0 deletions
diff --git a/data-ipa-cfg-mgr/ipacm/src/IPACM_Lan.cpp b/data-ipa-cfg-mgr/ipacm/src/IPACM_Lan.cpp new file mode 100644 index 0000000..3e54a27 --- /dev/null +++ b/data-ipa-cfg-mgr/ipacm/src/IPACM_Lan.cpp @@ -0,0 +1,5568 @@ +/* +Copyright (c) 2013-2017, 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 +disclaimer in the documentation and/or other materials provided +with the distribution. + +* Neither the name of The Linux Foundation nor the names of its +contributors may be used to endorse or promote products derived +from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED +WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS +BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR +BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, +WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE +OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN +IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +/*! + @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> +#ifdef FEATURE_IPACM_HAL +#include "IPACM_OffloadManager.h" +#endif +bool IPACM_Lan::odu_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 i; + + Nat_App = NatApp::GetInstance(); + if (Nat_App == NULL) + { + IPACMERR("unable to get Nat App instance \n"); + return; + } + + num_wan_ul_fl_rule_v4 = 0; + num_wan_ul_fl_rule_v6 = 0; + is_active = true; + modem_ul_v4_set = false; + v4_mux_id = 0; + modem_ul_v6_set = false; + v6_mux_id = 0; + + sta_ul_v4_set = false; + sta_ul_v6_set = false; + + is_mode_switch = false; + if_ipv4_subnet =0; + each_client_rt_rule_count[IPA_IP_v4] = 0; + each_client_rt_rule_count[IPA_IP_v6] = 0; + eth_client_len = 0; + + /* support eth multiple clients */ + if(iface_query != NULL) + { + if(ipa_if_cate != 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); + + /* ODU routing table initilization */ + if(ipa_if_cate == 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; + } + } + } + + 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(ipv4_icmp_flt_rule_hdl, 0, NUM_IPV4_ICMP_FLT_RULE * sizeof(uint32_t)); + + 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)); + memset(ipv6_prefix, 0, sizeof(ipv6_prefix)); + + /* ODU routing table initilization */ + if(ipa_if_cate == 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; + } + } + + if(iface_query != NULL && tx_prop != NULL) + { + for(i=0; i<iface_query->num_tx_props; i++) + each_client_rt_rule_count[tx_prop->tx[i].ip]++; + } + IPACMDBG_H("Need to add %d IPv4 and %d IPv6 routing rules for eth bridge for each client.\n", each_client_rt_rule_count[IPA_IP_v4], each_client_rt_rule_count[IPA_IP_v6]); + +#ifdef FEATURE_IPA_ANDROID + /* set the IPA-client pipe enum */ + if(ipa_if_cate == LAN_IF) + { +#ifdef FEATURE_IPACM_HAL + handle_tethering_client(false, IPACM_CLIENT_MAX); +#else + handle_tethering_client(false, IPACM_CLIENT_USB); +#endif + } +#endif + + memset(is_downstream_set, 0, sizeof(is_downstream_set)); + memset(is_upstream_set, 0, sizeof(is_upstream_set)); + memset(&prefix, 0, sizeof(prefix)); + +#ifdef FEATURE_IPACM_HAL + /* check if Upstream was set before */ + if (IPACM_Wan::isWanUP(ipa_if_num)) + { + IPACMDBG_H("Upstream was set previously for ipv4, change is_upstream_set flag\n"); + is_upstream_set[IPA_IP_v4] = true; + } + + if (IPACM_Wan::isWanUP_V6(ipa_if_num)) + { + IPACMDBG_H("Upstream was set previously for ipv6, change is_upstream_set flag\n"); + is_upstream_set[IPA_IP_v6] = true; + } +#endif + 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_tehter* data_wan_tether; + + 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; + } + /* Add Natting iface to IPACM_Config if there is Rx/Tx property */ + if (rx_prop != NULL || tx_prop != NULL) + { + IPACMDBG_H(" Has rx/tx properties registered for iface %s, add for NATTING \n", dev_name); + IPACM_Iface::ipacmcfg->AddNatIfaces(dev_name); + } + } + 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; + } +#ifdef FEATURE_L2TP + if(data->iptype == IPA_IP_v6 && is_vlan_event(data->iface_name) && is_unique_local_ipv6_addr(data->ipv6_addr)) + { + IPACMDBG_H("Got IPv6 new addr event for a vlan iface %s.\n", data->iface_name); + eth_bridge_post_event(IPA_HANDLE_VLAN_IFACE_INFO, data->iptype, NULL, + data->ipv6_addr, data->iface_name); + } +#endif + 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 + && ipa_if_cate == 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; + } + +#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 + +#ifndef FEATURE_IPACM_HAL + if (IPACM_Wan::isWanUP(ipa_if_num)) + { + 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); + } + } + IPACMDBG_H("Finished checking wan_up\n"); + } else { + IPACMDBG_H("Wan_V4 haven't up yet\n"); + } + + if(IPACM_Wan::isWanUP_V6(ipa_if_num)) + { + if((data->iptype == IPA_IP_v6 || data->iptype == IPA_IP_MAX) && num_dft_rt_v6 == 1) + { + memcpy(ipv6_prefix, IPACM_Wan::backhaul_ipv6_prefix, sizeof(ipv6_prefix)); + 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); + } + } + IPACMDBG_H("Finished checking wan_up_v6\n"); + } else { + IPACMDBG_H("Wan_V6 haven't up yet\n"); + } +#endif + /* 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; +#ifdef FEATURE_IPA_ANDROID + case IPA_HANDLE_WAN_UP_TETHER: + IPACMDBG_H("Received IPA_HANDLE_WAN_UP_TETHER event\n"); + + data_wan_tether = (ipacm_event_iface_up_tehter*)param; + if(data_wan_tether == NULL) + { + IPACMERR("No event data is found.\n"); + return; + } + IPACMDBG_H("Backhaul is sta mode?%d, if_index_tether:%d tether_if_name:%s\n", data_wan_tether->is_sta, + data_wan_tether->if_index_tether, + IPACM_Iface::ipacmcfg->iface_table[data_wan_tether->if_index_tether].iface_name); +#ifndef FEATURE_IPACM_HAL + if (data_wan_tether->if_index_tether != ipa_if_num) + { + IPACMERR("IPA_HANDLE_WAN_UP_TETHER tether_if(%d), not valid (%d) ignore\n", data_wan_tether->if_index_tether, ipa_if_num); + return; + } +#endif + if (ip_type == IPA_IP_v4 || ip_type == IPA_IP_MAX) + { +#ifdef FEATURE_IPACM_HAL + if (is_upstream_set[IPA_IP_v4] == false) + { + IPACMDBG_H("Add upstream for IPv4.\n"); + is_upstream_set[IPA_IP_v4] = true; + if (is_downstream_set[IPA_IP_v4] == true) + { + IPACMDBG_H("Downstream was set before, adding UL rules.\n"); + if (data_wan_tether->is_sta == false) + { + ext_prop = IPACM_Iface::ipacmcfg->GetExtProp(IPA_IP_v4); + handle_wan_up_ex(ext_prop, IPA_IP_v4, 0); + } else { + handle_wan_up(IPA_IP_v4); + } + } + } +#else + if (data_wan_tether->is_sta == false) + { + ext_prop = IPACM_Iface::ipacmcfg->GetExtProp(IPA_IP_v4); + handle_wan_up_ex(ext_prop, IPA_IP_v4, 0); + } else { + handle_wan_up(IPA_IP_v4); + } +#endif + } + break; + + case IPA_HANDLE_WAN_UP_V6_TETHER: + IPACMDBG_H("Received IPA_HANDLE_WAN_UP_V6_TETHER event\n"); + + data_wan_tether = (ipacm_event_iface_up_tehter*)param; + if (data_wan_tether == NULL) + { + IPACMERR("No event data is found.\n"); + return; + } + IPACMDBG_H("Backhaul is sta mode?%d, if_index_tether:%d tether_if_name:%s\n", data_wan_tether->is_sta, + data_wan_tether->if_index_tether, + IPACM_Iface::ipacmcfg->iface_table[data_wan_tether->if_index_tether].iface_name); +#ifndef FEATURE_IPACM_HAL + if (data_wan_tether->if_index_tether != ipa_if_num) + { + IPACMERR("IPA_HANDLE_WAN_UP_V6_TETHER tether_if(%d), not valid (%d) ignore\n", data_wan_tether->if_index_tether, ipa_if_num); + return; + } +#endif + if (ip_type == IPA_IP_v6 || ip_type == IPA_IP_MAX) + { +#ifdef FEATURE_IPACM_HAL + if (is_upstream_set[IPA_IP_v6] == false) + { + IPACMDBG_H("Add upstream for IPv6.\n"); + is_upstream_set[IPA_IP_v6] = true; + + if (is_downstream_set[IPA_IP_v6] == true) + { + IPACMDBG_H("Downstream was set before, adding UL rules.\n"); + memcpy(ipv6_prefix, data_wan_tether->ipv6_prefix, sizeof(ipv6_prefix)); + install_ipv6_prefix_flt_rule(data_wan_tether->ipv6_prefix); + if (data_wan_tether->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); + } + } + } +#else + if (data_wan_tether->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); + } +#endif + } + break; + + case IPA_HANDLE_WAN_DOWN_TETHER: + IPACMDBG_H("Received IPA_HANDLE_WAN_DOWN_TETHER event\n"); + data_wan_tether = (ipacm_event_iface_up_tehter*)param; + if (data_wan_tether == NULL) + { + IPACMERR("No event data is found.\n"); + return; + } + IPACMDBG_H("Backhaul is sta mode?%d, if_index_tether:%d tether_if_name:%s\n", data_wan_tether->is_sta, + data_wan_tether->if_index_tether, + IPACM_Iface::ipacmcfg->iface_table[data_wan_tether->if_index_tether].iface_name); +#ifndef FEATURE_IPACM_HAL + if (data_wan_tether->if_index_tether != ipa_if_num) + { + IPACMERR("IPA_HANDLE_WAN_DOWN_TETHER tether_if(%d), not valid (%d) ignore\n", data_wan_tether->if_index_tether, ipa_if_num); + return; + } +#endif + if (ip_type == IPA_IP_v4 || ip_type == IPA_IP_MAX) + { +#ifdef FEATURE_IPACM_HAL + if(is_upstream_set[IPA_IP_v4] == true) + { + IPACMDBG_H("Del upstream for IPv4.\n"); + is_upstream_set[IPA_IP_v4] = false; + if(is_downstream_set[IPA_IP_v4] == true) + { + IPACMDBG_H("Downstream was set before, deleting UL rules.\n"); + handle_wan_down(data_wan_tether->is_sta); + } + } +#else + handle_wan_down(data_wan_tether->is_sta); +#endif + } + break; + + case IPA_HANDLE_WAN_DOWN_V6_TETHER: + IPACMDBG_H("Received IPA_HANDLE_WAN_DOWN_V6_TETHER event\n"); + data_wan_tether = (ipacm_event_iface_up_tehter*)param; + if(data_wan_tether == NULL) + { + IPACMERR("No event data is found.\n"); + return; + } + IPACMDBG_H("Backhaul is sta mode?%d, if_index_tether:%d tether_if_name:%s\n", data_wan_tether->is_sta, + data_wan_tether->if_index_tether, + IPACM_Iface::ipacmcfg->iface_table[data_wan_tether->if_index_tether].iface_name); +#ifndef FEATURE_IPACM_HAL + if (data_wan_tether->if_index_tether != ipa_if_num) + { + IPACMERR("IPA_HANDLE_WAN_DOWN_V6_TETHER tether_if(%d), not valid (%d) ignore\n", data_wan_tether->if_index_tether, ipa_if_num); + return; + } +#endif + if (ip_type == IPA_IP_v6 || ip_type == IPA_IP_MAX) + { +#ifdef FEATURE_IPACM_HAL + if (is_upstream_set[IPA_IP_v6] == true) + { + IPACMDBG_H("Del upstream for IPv6.\n"); + is_upstream_set[IPA_IP_v6] = false; + if(is_downstream_set[IPA_IP_v6] == true) + { + IPACMDBG_H("Downstream was set before, deleting UL rules.\n"); + /* reset usb-client ipv6 rt-rules */ + handle_lan_client_reset_rt(IPA_IP_v6); + handle_wan_down_v6(data_wan_tether->is_sta); + } + } +#else + /* reset usb-client ipv6 rt-rules */ + handle_lan_client_reset_rt(IPA_IP_v6); + handle_wan_down_v6(data_wan_tether->is_sta); +#endif + } + break; + + case IPA_DOWNSTREAM_ADD: + { + ipacm_event_ipahal_stream *data = (ipacm_event_ipahal_stream *)param; + ipa_interface_index = iface_ipa_index_query(data->if_index); + if (ipa_interface_index == ipa_if_num) + { + IPACMDBG_H("Received IPA_DOWNSTREAM_ADD event.\n"); + if (is_downstream_set[data->prefix.iptype] == false) + { + IPACMDBG_H("Add downstream for IP iptype %d\n", data->prefix.iptype); + is_downstream_set[data->prefix.iptype] = true; + memcpy(&prefix[data->prefix.iptype], &data->prefix, + sizeof(prefix[data->prefix.iptype])); + + if (is_upstream_set[data->prefix.iptype] == true) + { + IPACMDBG_H("Upstream was set before, adding UL rules.\n"); + if (ip_type == IPA_IP_MAX || ip_type == data->prefix.iptype) + { + if (data->prefix.iptype == IPA_IP_v6) /* ipv6 only */ + { + /* Only offload clients has same prefix as Andorid gave */ + ipv6_prefix[0] = data->prefix.v6Addr[0]; + ipv6_prefix[1] = data->prefix.v6Addr[1]; + IPACMDBG_H("ipv6_prefix0x%x:%x\n", ipv6_prefix[0], ipv6_prefix[1]); + install_ipv6_prefix_flt_rule(ipv6_prefix); + } + + if (IPACM_Wan::backhaul_is_sta_mode == false) /* LTE */ + { + ext_prop = IPACM_Iface::ipacmcfg->GetExtProp(data->prefix.iptype); + handle_wan_up_ex(ext_prop, data->prefix.iptype, 0); + } else { + handle_wan_up(data->prefix.iptype); /* STA */ + } + } + } + } else { + IPACMDBG_H("downstream for IP iptype %d already set \n", data->prefix.iptype); + } + } + break; + } + + case IPA_DOWNSTREAM_DEL: + { + ipacm_event_ipahal_stream *data = (ipacm_event_ipahal_stream *)param; + ipa_interface_index = iface_ipa_index_query(data->if_index); + if (ipa_interface_index == ipa_if_num) + { + IPACMDBG_H("Received IPA_DOWNSTREAM_DEL event.\n"); + if (is_downstream_set[data->prefix.iptype] == true) + { + IPACMDBG_H("Del downstream for IP iptype %d.\n", data->prefix.iptype); + is_downstream_set[data->prefix.iptype] = false; + + if (is_upstream_set[data->prefix.iptype] == true) + { + IPACMDBG_H("Upstream was set before, deleting UL rules.\n"); + if (data->prefix.iptype == IPA_IP_v4) + { + handle_wan_down(IPACM_Wan::backhaul_is_sta_mode); /* LTE STA */ + } else { + handle_lan_client_reset_rt(IPA_IP_v6); + handle_wan_down_v6(IPACM_Wan::backhaul_is_sta_mode); /* LTE STA */ + } + } + } + } + break; + } + +#else + case IPA_HANDLE_WAN_UP: + IPACMDBG_H("Received IPA_HANDLE_WAN_UP event\n"); + + ipacm_event_iface_up* 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) + { + memcpy(ipv6_prefix, data_wan->ipv6_prefix, sizeof(ipv6_prefix)); + 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; +#endif + + 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", dev_name, ipa_if_cate); + + if (ipa_interface_index == ipa_if_num && ipa_if_cate == 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 +#ifdef FEATURE_L2TP + || is_vlan_event(data->iface_name) || + || (is_l2tp_event(data->iface_name) && ipa_if_cate == ODU_IF) +#endif + ) + { + IPACMDBG_H("ETH iface got client \n"); + if(ipa_interface_index == ipa_if_num) + { + /* first construc ETH full header */ + handle_eth_hdr_init(data->mac_addr); + 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); + } + eth_bridge_post_event(IPA_ETH_BRIDGE_CLIENT_ADD, IPA_IP_MAX, data->mac_addr, NULL, data->iface_name); + } +#ifdef FEATURE_L2TP + else if(is_l2tp_event(data->iface_name) && ipa_if_cate == ODU_IF) + { + if(tx_prop != NULL) + { + IPACMDBG_H("add rm dependency for L2TP interface.\n"); + IPACM_Iface::ipacmcfg->AddRmDepend(IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[tx_prop->tx[0].dst_pipe],false); + } + eth_bridge_post_event(IPA_ETH_BRIDGE_CLIENT_ADD, IPA_IP_MAX, data->mac_addr, NULL, data->iface_name); + } + else + { + if(data->iptype == IPA_IP_v6 && is_unique_local_ipv6_addr(data->ipv6_addr)) + { + eth_bridge_post_event(IPA_HANDLE_VLAN_CLIENT_INFO, IPA_IP_MAX, data->mac_addr, data->ipv6_addr, data->iface_name); + } + } +#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", dev_name, ipa_if_cate); + /* if ODU in bridge mode, directly return */ + if (ipa_if_cate == 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_L2TP + || (is_l2tp_event(data->iface_name) && ipa_if_cate == ODU_IF) +#endif + ) + { + if(ipa_interface_index == ipa_if_num) + { + if (data->iptype == IPA_IP_v6) + { + handle_del_ipv6_addr(data); + return; + } + IPACMDBG_H("LAN iface delete client \n"); + handle_eth_client_down_evt(data->mac_addr); + } + else + { + eth_bridge_post_event(IPA_ETH_BRIDGE_CLIENT_DEL, IPA_IP_MAX, data->mac_addr, NULL, data->iface_name); + } + 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_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(ipa_if_num) || IPACM_Wan::isWanUP_V6(ipa_if_num)) + { + 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; +} + + +int IPACM_Lan::handle_del_ipv6_addr(ipacm_event_data_all *data) +{ + uint32_t tx_index; + uint32_t rt_hdl; + int num_v6 =0, clnt_indx; + + 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; + } + + if(data->iptype == IPA_IP_v6) + { + if ((data->ipv6_addr[0] != 0) || (data->ipv6_addr[1] != 0) || + (data->ipv6_addr[2] != 0) || (data->ipv6_addr[3] != 0)) + { + IPACMDBG_H("ipv6 address got: 0x%x:%x:%x:%x\n", data->ipv6_addr[0], data->ipv6_addr[1], data->ipv6_addr[2], data->ipv6_addr[3]); + for(num_v6=0;num_v6 < get_client_memptr(eth_client, clnt_indx)->ipv6_set;num_v6++) + { + if( data->ipv6_addr[0] == get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6][0] && + data->ipv6_addr[1] == get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6][1] && + data->ipv6_addr[2]== get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6][2] && + data->ipv6_addr[3] == get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6][3]) + { + IPACMDBG_H("ipv6 addr is found at position:%d for client:%d\n", num_v6, clnt_indx); + break; + } + } + } + else + { + IPACMDBG_H("Invalid ipv6 address\n"); + return IPACM_FAILURE; + } + if (num_v6 == IPV6_NUM_ADDR) + { + IPACMDBG_H("ipv6 addr is not found. \n"); + return IPACM_FAILURE; + } + + for(tx_index = 0; tx_index < iface_query->num_tx_props; tx_index++) + { + if((tx_prop->tx[tx_index].ip == IPA_IP_v6) && (get_client_memptr(eth_client, clnt_indx)->route_rule_set_v6 != 0)) + { + IPACMDBG_H("Delete client index %d ipv6 RT-rules for %d-st ipv6 for tx:%d\n", clnt_indx, num_v6, tx_index); + rt_hdl = get_client_memptr(eth_client, clnt_indx)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6[num_v6]; + if(m_routing.DeleteRoutingHdl(rt_hdl, IPA_IP_v6) == false) + { + return IPACM_FAILURE; + } + rt_hdl = get_client_memptr(eth_client, clnt_indx)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6_wan[num_v6]; + if(m_routing.DeleteRoutingHdl(rt_hdl, IPA_IP_v6) == false) + { + return IPACM_FAILURE; + } + get_client_memptr(eth_client, clnt_indx)->ipv6_set--; + get_client_memptr(eth_client, clnt_indx)->route_rule_set_v6--; + + for(;num_v6< get_client_memptr(eth_client, clnt_indx)->ipv6_set;num_v6++) + { + get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6][0] = + get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6+1][0]; + get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6][1] = + get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6+1][1]; + get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6][2] = + get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6+1][2]; + get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6][3] = + get_client_memptr(eth_client, clnt_indx)->v6_addr[num_v6+1][3]; + get_client_memptr(eth_client, clnt_indx)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6[num_v6] = + get_client_memptr(eth_client, clnt_indx)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6[num_v6+1]; + get_client_memptr(eth_client, clnt_indx)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6_wan[num_v6] = + get_client_memptr(eth_client, clnt_indx)->eth_rt_hdl[tx_index].eth_rt_rule_hdl_v6_wan[num_v6+1]; + } + } + } + } + return IPACM_SUCCESS; +} + +/* 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 && modem_ul_v4_set == true) + { + if (num_wan_ul_fl_rule_v4 > MAX_WAN_UL_FILTER_RULES) + { + IPACMERR("number of wan_ul_fl_rule_v4 (%d) > MAX_WAN_UL_FILTER_RULES (%d), aborting...\n", num_wan_ul_fl_rule_v4, MAX_WAN_UL_FILTER_RULES); + close(fd); + return IPACM_FAILURE; + } + if (num_wan_ul_fl_rule_v4 == 0) + { + IPACMERR("No modem UL rules were installed, return...\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; + modem_ul_v4_set = false; + + 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); + if ((int)flt_index.source_pipe_index == -1) + { + IPACMERR("Error Query src pipe idx, aborting...\n"); + close(fd); + return IPACM_FAILURE; + } + flt_index.install_status = IPA_QMI_RESULT_SUCCESS_V01; +#ifndef FEATURE_IPA_V3 + flt_index.filter_index_list_len = 0; +#else /* defined (FEATURE_IPA_V3) */ + flt_index.rule_id_valid = 1; + flt_index.rule_id_len = 0; +#endif + 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); + if ((int)flt_index.embedded_pipe_index == -1) + { + IPACMERR("Error Query emb pipe idx, aborting...\n"); + close(fd); + return IPACM_FAILURE; + } + 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 = v4_mux_id; + v4_mux_id = 0; + 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); + sta_ul_v4_set = false; + } + + 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; + uint32_t num_ipv6_addr; + int res = IPACM_SUCCESS; +#ifdef FEATURE_IPACM_HAL + IPACM_OffloadManager* OffloadMng; +#endif + + 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)*/ + + /* Update the IP Type. */ + config_ip_type(data->iptype); + + 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; + strlcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_lan_v4.name, sizeof(rt_rule->rt_tbl_name)); + rt_rule_entry->rule.attrib.u.v4.dst_addr = data->ipv4_addr; + rt_rule_entry->rule.attrib.u.v4.dst_addr_mask = 0xFFFFFFFF; +#ifdef FEATURE_IPA_V3 + rt_rule_entry->rule.hashable = true; +#endif + 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 */ + + init_fl_rule(data->iptype); + install_ipv4_icmp_flt_rule(); + + /* populate the flt rule offset for eth bridge */ + eth_bridge_flt_rule_offset[data->iptype] = ipv4_icmp_flt_rule_hdl[0]; + eth_bridge_post_event(IPA_ETH_BRIDGE_IFACE_UP, IPA_IP_v4, NULL, NULL, NULL); + } + 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; + strlcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_v6.name, sizeof(rt_rule->rt_tbl_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]; +#ifdef FEATURE_IPA_V3 + rt_rule_entry->rule.hashable = true; +#endif + 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*/ + strlcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_wan_v6.name, sizeof(rt_rule->rt_tbl_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) + { + install_ipv6_icmp_flt_rule(); + + /* populate the flt rule offset for eth bridge */ + eth_bridge_flt_rule_offset[data->iptype] = ipv6_icmp_flt_rule_hdl[0]; + eth_bridge_post_event(IPA_ETH_BRIDGE_IFACE_UP, IPA_IP_v6, NULL, NULL, NULL); + + init_fl_rule(data->iptype); + } + num_dft_rt_v6++; + IPACMDBG_H("number of default route rules %d\n", num_dft_rt_v6); + } + +#ifdef FEATURE_IPACM_HAL + /* check if having pending add_downstream cache*/ + OffloadMng = IPACM_OffloadManager::GetInstance(); + if (OffloadMng == NULL) { + IPACMERR("failed to get IPACM_OffloadManager instance !\n"); + } else { + IPACMDBG_H(" check iface %s if having add_downstream cache events\n", dev_name); + OffloadMng->search_framwork_cache(dev_name); + } +#endif + + 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; + + /* 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; +#ifdef FEATURE_IPA_V3 + flt_rule_entry.rule.hashable = true; +#endif + /* 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) + { + if(sta_ul_v4_set == true) + { + IPACMDBG_H("Filetring rule for IPV4 of STA mode is already configured, sta_ul_v4_set: %d\n",sta_ul_v4_set); + return IPACM_FAILURE; + } + 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 + } +#ifdef FEATURE_IPA_V3 + flt_rule_entry.rule.hashable = true; +#endif + 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; + +/* only offload UL traffic of certain clients */ +#ifdef FEATURE_IPACM_HAL + flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_SRC_ADDR; + flt_rule_entry.rule.attrib.u.v4.dst_addr_mask = prefix[IPA_IP_v4].v4Mask; + flt_rule_entry.rule.attrib.u.v4.dst_addr = prefix[IPA_IP_v4].v4Addr; +#endif + 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); + } + + sta_ul_v4_set = true; + /* 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) + { + if(sta_ul_v6_set == true) + { + IPACMDBG_H("Filetring rule for IPV6 of STA mode is already configured, sta_ul_v6_set: %d\n",sta_ul_v6_set); + return IPACM_FAILURE; + } + /* 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; +#ifdef FEATURE_IPA_V3 + flt_rule_entry.rule.hashable = true; +#endif + 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; + +/* only offload UL traffic of certain clients */ +#ifdef FEATURE_IPACM_HAL + flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_SRC_ADDR; + flt_rule_entry.rule.attrib.u.v6.src_addr_mask[0] = ntohl(prefix[IPA_IP_v6].v6Mask[0]); + flt_rule_entry.rule.attrib.u.v6.src_addr_mask[1] = ntohl(prefix[IPA_IP_v6].v6Mask[1]); + flt_rule_entry.rule.attrib.u.v6.src_addr_mask[2] = ntohl(prefix[IPA_IP_v6].v6Mask[2]); + flt_rule_entry.rule.attrib.u.v6.src_addr_mask[3] = ntohl(prefix[IPA_IP_v6].v6Mask[3]); + flt_rule_entry.rule.attrib.u.v6.src_addr[0] = ntohl(prefix[IPA_IP_v6].v6Addr[0]); + flt_rule_entry.rule.attrib.u.v6.src_addr[1] = ntohl(prefix[IPA_IP_v6].v6Addr[1]); + flt_rule_entry.rule.attrib.u.v6.src_addr[2] = ntohl(prefix[IPA_IP_v6].v6Addr[2]); + flt_rule_entry.rule.attrib.u.v6.src_addr[3] = ntohl(prefix[IPA_IP_v6].v6Addr[3]); + +#endif + 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); + } + + sta_ul_v6_set = true; + /* 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; + uint32_t 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 (iptype ==IPA_IP_v6 && modem_ul_v6_set == false) + { + IPACMDBG_H("IPA_IP_v6 num_dft_rt_v6 %d xlat_mux_id: %d modem_ul_v6_set: %d\n", num_dft_rt_v6, xlat_mux_id, modem_ul_v6_set); + ret = handle_uplink_filter_rule(ext_prop, iptype, xlat_mux_id); + modem_ul_v6_set = true; + } else if (iptype ==IPA_IP_v4 && modem_ul_v4_set == false) { + IPACMDBG_H("IPA_IP_v4 xlat_mux_id: %d, modem_ul_v4_set %d\n", xlat_mux_id, modem_ul_v4_set); + ret = handle_uplink_filter_rule(ext_prop, iptype, xlat_mux_id); + modem_ul_v4_set = true; + } else { + IPACMDBG_H("ip-type: %d modem_ul_v4_set: %d, modem_ul_v6_set %d\n", iptype, modem_ul_v4_set, modem_ul_v6_set); + } + 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); + } + /* replace src mac to bridge mac_addr if any */ + if (IPACM_Iface::ipacmcfg->ipa_bridge_enable) + { + memcpy(&pHeaderDescriptor->hdr[0].hdr[sCopyHeader.eth2_ofst+IPA_MAC_ADDR_SIZE], + IPACM_Iface::ipacmcfg->bridge_mac, + IPA_MAC_ADDR_SIZE); + IPACMDBG_H("device is in bridge mode \n"); + } + + 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)); + pHeaderDescriptor->hdr[0].name[IPA_RESOURCE_NAME_MAX-1] = '\0'; + 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 (%zu)\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 (%zu)\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); + } + /* replace src mac to bridge mac_addr if any */ + if (IPACM_Iface::ipacmcfg->ipa_bridge_enable) + { + memcpy(&pHeaderDescriptor->hdr[0].hdr[sCopyHeader.eth2_ofst+IPA_MAC_ADDR_SIZE], + IPACM_Iface::ipacmcfg->bridge_mac, + IPA_MAC_ADDR_SIZE); + IPACMDBG_H("device is in bridge mode \n"); + } + + 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)); + pHeaderDescriptor->hdr[0].name[IPA_RESOURCE_NAME_MAX-1] = '\0'; + 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 (%zu)\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 (%zu)\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; + uint32_t ipv6_link_local_prefix = 0xFE800000; + uint32_t ipv6_link_local_prefix_mask = 0xFFC00000; + + 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( (data->ipv6_addr[0] & ipv6_link_local_prefix_mask) != (ipv6_link_local_prefix & ipv6_link_local_prefix_mask) && + memcmp(ipv6_prefix, data->ipv6_addr, sizeof(ipv6_prefix)) != 0) + { + IPACMDBG_H("This IPv6 address is not global IPv6 address with correct prefix, ignore.\n"); + return IPACM_FAILURE; + } + + 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 at position: %d for client:%d\n", v6_num, clnt_indx); + return IPACM_FAILURE; /* not setup the RT rules*/ + } + } + + /* 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 %d ipv6 addr for client:%d\n", IPV6_NUM_ADDR, clnt_indx); + return IPACM_FAILURE; /* not setup the RT rules*/ + } + } + else + { + IPACMDBG_H("Invalid IPV6 address\n"); + return IPACM_FAILURE; + } + } + + 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); + strlcpy(rt_rule->rt_tbl_name, + IPACM_Iface::ipacmcfg->rt_tbl_lan_v4.name, + sizeof(rt_rule->rt_tbl_name)); + rt_rule->rt_tbl_name[IPA_RESOURCE_NAME_MAX-1] = '\0'; + 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; +#ifdef FEATURE_IPA_V3 + rt_rule_entry->rule.hashable = false; +#endif + 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 */ + strlcpy(rt_rule->rt_tbl_name, + IPACM_Iface::ipacmcfg->rt_tbl_v6.name, + sizeof(rt_rule->rt_tbl_name)); + rt_rule->rt_tbl_name[IPA_RESOURCE_NAME_MAX-1] = '\0'; + /* 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; +#ifdef FEATURE_IPA_V3 + rt_rule_entry->rule.hashable = true; +#endif + 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*/ + strlcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_wan_v6.name, sizeof(rt_rule->rt_tbl_name)); + rt_rule->rt_tbl_name[IPA_RESOURCE_NAME_MAX-1] = '\0'; + /* 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; +#ifdef FEATURE_IPA_V3 + rt_rule_entry->rule.hashable = true; +#endif + 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); + } + /* replace src mac to bridge mac_addr if any */ + if (IPACM_Iface::ipacmcfg->ipa_bridge_enable) + { + memcpy(&pHeaderDescriptor->hdr[0].hdr[sCopyHeader.eth2_ofst+IPA_MAC_ADDR_SIZE], + IPACM_Iface::ipacmcfg->bridge_mac, + IPA_MAC_ADDR_SIZE); + IPACMDBG_H("device is in bridge mode \n"); + } + + pHeaderDescriptor->commit = true; + pHeaderDescriptor->num_hdrs = 1; + + memset(pHeaderDescriptor->hdr[0].name, 0, + sizeof(pHeaderDescriptor->hdr[0].name)); + strlcpy(pHeaderDescriptor->hdr[0].name, IPA_ODU_HDR_NAME_v4, sizeof(pHeaderDescriptor->hdr[0].name)); + 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); + } + /* replace src mac to bridge mac_addr if any */ + if (IPACM_Iface::ipacmcfg->ipa_bridge_enable) + { + memcpy(&pHeaderDescriptor->hdr[0].hdr[sCopyHeader.eth2_ofst+IPA_MAC_ADDR_SIZE], + IPACM_Iface::ipacmcfg->bridge_mac, + IPA_MAC_ADDR_SIZE); + IPACMDBG_H("device is in bridge mode \n"); + } + + pHeaderDescriptor->commit = true; + pHeaderDescriptor->num_hdrs = 1; + + memset(pHeaderDescriptor->hdr[0].name, 0, + sizeof(pHeaderDescriptor->hdr[0].name)); + + strlcpy(pHeaderDescriptor->hdr[0].name, IPA_ODU_HDR_NAME_v6, sizeof(pHeaderDescriptor->hdr[0].name)); + 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) + { + strlcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_odu_v4.name, sizeof(rt_rule->rt_tbl_name)); + rt_rule_entry->rule.hdr_hdl = ODU_hdr_hdl_v4; + rt_rule->ip = IPA_IP_v4; + } + else + { + strlcpy(rt_rule->rt_tbl_name, IPACM_Iface::ipacmcfg->rt_tbl_odu_v6.name, sizeof(rt_rule->rt_tbl_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; +#ifdef FEATURE_IPA_V3 + rt_rule_entry->rule.hashable = true; +#endif + 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; +#ifdef FEATURE_IPA_V3 + rt_rule_entry->rule.hashable = true; +#endif + 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() +{ + uint32_t i; + int res = IPACM_SUCCESS; + + IPACMDBG_H("lan handle_down_evt\n "); + if (ipa_if_cate == 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; + } + + /* delete wan filter rule */ + if (IPACM_Wan::isWanUP(ipa_if_num) && 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); +#ifdef FEATURE_IPA_ANDROID + /* Clean-up tethered-iface list */ + IPACM_Wan::delete_tether_iface(IPA_IP_v4, ipa_if_num); +#endif + } + + if (IPACM_Wan::isWanUP_V6(ipa_if_num) && 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); +#ifdef FEATURE_IPA_ANDROID + /* Clean-up tethered-iface list */ + IPACM_Wan::delete_tether_iface(IPA_IP_v6, ipa_if_num); +#endif + } + + /* 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(dft_v4fl_rule_hdl[0] != 0) + { + 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); + } + + /* 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 private subnet IPv4 flt rules.\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("Deleted private subnet v4 filter rules successfully.\n"); + } + 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 (dft_v6fl_rule_hdl[0] != 0) + { + 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); + } + } + 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 "); + + /* 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]); + } + + eth_bridge_post_event(IPA_ETH_BRIDGE_IFACE_DOWN, IPA_IP_MAX, NULL, NULL, NULL); + +/* 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); + } + } + + /* reset the IPA-client pipe enum */ + if(ipa_if_cate != WAN_IF) + { +#ifdef FEATURE_IPACM_HAL + handle_tethering_client(true, IPACM_CLIENT_MAX); +#else + handle_tethering_client(true, IPACM_CLIENT_USB); +#endif + } +#endif /* defined(FEATURE_IPA_ANDROID)*/ +fail: + /* 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++) + { + /* 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; + } + + 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; + } + + 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; + } + } + + 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; + } + } + } /* end of for loop */ + + /* check software routing fl rule hdl */ + if (softwarerouting_act == true && rx_prop != NULL) + { + handle_software_routing_disable(); + } + + 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); + } + + 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, eq_index; + uint32_t value = 0; + uint8_t qmap_id; + + IPACMDBG_H("Set modem UL flt rules\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); + if ((int)flt_index.source_pipe_index == -1) + { + IPACMERR("Error Query src pipe idx, aborting...\n"); + close(fd); + return IPACM_FAILURE; + } + + flt_index.install_status = IPA_QMI_RESULT_SUCCESS_V01; +#ifndef FEATURE_IPA_V3 + flt_index.filter_index_list_len = prop->num_ext_props; +#else /* defined (FEATURE_IPA_V3) */ + flt_index.rule_id_valid = 1; + flt_index.rule_id_len = prop->num_ext_props; +#endif + 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); + if ((int)flt_index.embedded_pipe_index == -1) + { + IPACMERR("Error Query emb pipe idx, aborting...\n"); + close(fd); + return IPACM_FAILURE; + } + + flt_index.retain_header_valid = 1; + flt_index.retain_header = 0; + flt_index.embedded_call_mux_id_valid = 1; + qmap_id = IPACM_Iface::ipacmcfg->GetQmapId(); + flt_index.embedded_call_mux_id = qmap_id; +#ifndef FEATURE_IPA_V3 + 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); +#else /* defined (FEATURE_IPA_V3) */ + 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.rule_id_len, flt_index.embedded_pipe_index, flt_index.embedded_call_mux_id); +#endif + 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"); + close(fd); + 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; +#ifdef FEATURE_IPA_V3 + if (flt_rule_entry.rule.eq_attrib.ipv4_frag_eq_present) + flt_rule_entry.at_rear = 0; +#endif + 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 (ipa_if_cate == 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); + + 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); + } + +#ifdef FEATURE_IPACM_HAL + /* add prefix equation in modem UL rules */ + if(iptype == IPA_IP_v4) + { + flt_rule_entry.rule.eq_attrib.num_offset_meq_32++; + if(flt_rule_entry.rule.eq_attrib.num_offset_meq_32 <= IPA_IPFLTR_NUM_MEQ_32_EQNS) + { + eq_index = flt_rule_entry.rule.eq_attrib.num_offset_meq_32 - 1; +#ifdef FEATURE_IPA_V3 + if(eq_index == 0) + { + flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<5); + } + else + { + flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<6); + } +#else + if(eq_index == 0) + { + flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<2); + } + else + { + flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<3); + } +#endif + flt_rule_entry.rule.eq_attrib.offset_meq_32[eq_index].offset = 12; + flt_rule_entry.rule.eq_attrib.offset_meq_32[eq_index].mask = prefix[IPA_IP_v4].v4Mask; + flt_rule_entry.rule.eq_attrib.offset_meq_32[eq_index].value = prefix[IPA_IP_v4].v4Addr; + } + else + { + IPACMERR("Run out of MEQ32 equation.\n"); + flt_rule_entry.rule.eq_attrib.num_offset_meq_32--; + } + } + else + { + flt_rule_entry.rule.eq_attrib.num_offset_meq_128++; + if(flt_rule_entry.rule.eq_attrib.num_offset_meq_128 <= IPA_IPFLTR_NUM_MEQ_128_EQNS) + { + eq_index = flt_rule_entry.rule.eq_attrib.num_offset_meq_128 - 1; +#ifdef FEATURE_IPA_V3 + if(eq_index == 0) + { + flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<3); + } + else + { + flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<4); + } + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].mask + 0) + = prefix[IPA_IP_v6].v6Mask[3]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].mask + 4) + = prefix[IPA_IP_v6].v6Mask[2]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].mask + 8) + = prefix[IPA_IP_v6].v6Mask[1]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].mask + 12) + = prefix[IPA_IP_v6].v6Mask[0]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].value + 0) + = prefix[IPA_IP_v6].v6Addr[3]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].value + 4) + = prefix[IPA_IP_v6].v6Addr[2]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].value + 8) + = prefix[IPA_IP_v6].v6Addr[1]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].value + 12) + = prefix[IPA_IP_v6].v6Addr[0]; +#else + if(eq_index == 0) + { + flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<9); + } + else + { + flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<10); + } + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].mask + 0) + = prefix[IPA_IP_v6].v6Mask[0]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].mask + 4) + = prefix[IPA_IP_v6].v6Mask[1]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].mask + 8) + = prefix[IPA_IP_v6].v6Mask[2]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].mask + 12) + = prefix[IPA_IP_v6].v6Mask[3]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].value + 0) + = prefix[IPA_IP_v6].v6Addr[0]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].value + 4) + = prefix[IPA_IP_v6].v6Addr[1]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].value + 8) + = prefix[IPA_IP_v6].v6Addr[2]; + *(uint32_t *)(flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].value + 12) + = prefix[IPA_IP_v6].v6Addr[3]; +#endif + flt_rule_entry.rule.eq_attrib.offset_meq_128[eq_index].offset = 8; + } + else + { + IPACMERR("Run out of MEQ128 equation.\n"); + flt_rule_entry.rule.eq_attrib.num_offset_meq_128--; + } + } +#endif + +#ifdef FEATURE_IPA_V3 + flt_rule_entry.rule.hashable = prop->prop[cnt].is_rule_hashable; + flt_rule_entry.rule.rule_id = prop->prop[cnt].rule_id; + if(rx_prop->rx[0].attrib.attrib_mask & IPA_FLT_META_DATA) //turn on meta-data equation + { + flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<9); + 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 |= rx_prop->rx[0].attrib.meta_data; + flt_rule_entry.rule.eq_attrib.metadata_meq32.mask |= rx_prop->rx[0].attrib.meta_data_mask; + } +#endif + memcpy(&pFilteringTable->rules[cnt], &flt_rule_entry, sizeof(flt_rule_entry)); + + IPACMDBG_H("Modem UL filtering rule %d has index %d\n", cnt, index); +#ifndef FEATURE_IPA_V3 + flt_index.filter_index_list[cnt].filter_index = index; + flt_index.filter_index_list[cnt].filter_handle = prop->prop[cnt].filter_hdl; +#else /* defined (FEATURE_IPA_V3) */ + flt_index.rule_id[cnt] = prop->prop[cnt].rule_id; +#endif + index++; + } + + 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); + v4_mux_id = qmap_id; + } + 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); + v6_mux_id = qmap_id; + } + + 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; + } + + delete_ipv6_prefix_flt_rule(); + + memset(ipv6_prefix, 0, sizeof(ipv6_prefix)); + + if(is_sta_mode == false && modem_ul_v6_set == true) + { + if (num_wan_ul_fl_rule_v6 > MAX_WAN_UL_FILTER_RULES) + { + IPACMERR(" the number of rules (%d) are bigger than array (%d), aborting...\n", num_wan_ul_fl_rule_v6, MAX_WAN_UL_FILTER_RULES); + close(fd); + return IPACM_FAILURE; + } + if (num_wan_ul_fl_rule_v6 == 0) + { + IPACMERR("No modem UL rules were installed, return...\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; + modem_ul_v6_set = false; + + 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); + if ((int)flt_index.source_pipe_index == -1) + { + IPACMERR("Error Query src pipe idx, aborting...\n"); + close(fd); + return IPACM_FAILURE; + } + flt_index.install_status = IPA_QMI_RESULT_SUCCESS_V01; +#ifndef FEATURE_IPA_V3 + flt_index.filter_index_list_len = 0; +#else /* defined (FEATURE_IPA_V3) */ + flt_index.rule_id_valid = 1; + flt_index.rule_id_len = 0; +#endif + 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); + if ((int)flt_index.embedded_pipe_index == -1) + { + IPACMERR("Error Query emb pipe idx, aborting...\n"); + close(fd); + return IPACM_FAILURE; + } + + 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 = v6_mux_id; + v6_mux_id = 0; + 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); + sta_ul_v6_set = false; + } + close(fd); + 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; +} + +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) +{ + uint32_t i; + int 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 */ + + /* 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; +} + +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; +#ifdef FEATURE_IPA_V3 + flt_rule_entry.rule.hashable = true; +#endif + 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_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; +} + +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; +#ifdef FEATURE_IPA_V3 + flt_rule_entry.rule.hashable = false; +#endif + 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_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::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; +#ifdef FEATURE_IPA_V3 + flt_rule.rule.hashable = true; +#endif + 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; +#ifdef FEATURE_IPA_V3 + flt_rule_entry.rule.hashable = true; +#endif + 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[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; +} + +void IPACM_Lan::delete_ipv6_prefix_flt_rule() +{ + if(m_filtering.DeleteFilteringHdls(ipv6_prefix_flt_rule_hdl, IPA_IP_v6, NUM_IPV6_PREFIX_FLT_RULE) == false) + { + IPACMERR("Failed to delete ipv6 prefix flt rule.\n"); + return; + } + IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, NUM_IPV6_PREFIX_FLT_RULE); + return; +} + +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; +} + +ipa_hdr_proc_type IPACM_Lan::eth_bridge_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_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::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 fd; + uint32_t pipe_len, cnt; + 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) == (int)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:(%llu) DL_bytes:(%llu) \n", (long long)num_dl_packets, (long long)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)); + //Typecasting to avoid -Wall -Werror errors + if(ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, rx_prop->rx[cnt].src_pipe) == (int)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:(%llu) UL_bytes:(%llu) \n", (long long)num_ul_packets, (long long)num_ul_bytes); + break; + } + } + } + } + } + close(fd); + + if (ul_pipe_found || dl_pipe_found) + { + IPACMDBG_H("Update IPA_TETHERING_STATS_UPDATE_EVENT, TX(P%llu/B%llu) RX(P%llu/B%llu) DEV(%s) to LTE(%s) \n", + (long long)num_ul_packets, + (long long)num_ul_bytes, + (long long)num_dl_packets, + (long long)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, + (long long)num_ul_bytes, + (long long)num_ul_packets, + (long long)num_dl_bytes, + (long long)num_dl_packets); + fclose(fp); + } + return IPACM_SUCCESS; +} + +/*handle tether client */ +int IPACM_Lan::handle_tethering_client(bool reset, ipacm_client_enum ipa_client) +{ + int fd, ret = IPACM_SUCCESS; + uint32_t cnt; + int fd_wwan_ioctl = open(WWAN_QMI_IOCTL_DEVICE_NAME, O_RDWR); + wan_ioctl_set_tether_client_pipe tether_client; + + if(fd_wwan_ioctl < 0) + { + IPACMERR("Failed to open %s.\n",WWAN_QMI_IOCTL_DEVICE_NAME); + return IPACM_FAILURE; + } + + fd = open(IPA_DEVICE_NAME, O_RDWR); + if (fd < 0) + { + IPACMERR("Failed opening %s.\n", IPA_DEVICE_NAME); + close(fd_wwan_ioctl); + return IPACM_FAILURE; + } + + memset(&tether_client, 0, sizeof(tether_client)); + tether_client.reset_client = reset; + tether_client.ipa_client = ipa_client; + + if(tx_prop != NULL) + { + tether_client.dl_dst_pipe_len = tx_prop->num_tx_props; + for (cnt = 0; cnt < tx_prop->num_tx_props; cnt++) + { + IPACMDBG_H("Tx(%d), dst_pipe: %d, ipa_pipe: %d\n", + cnt, tx_prop->tx[cnt].dst_pipe, + ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, tx_prop->tx[cnt].dst_pipe)); + tether_client.dl_dst_pipe_list[cnt] = ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, tx_prop->tx[cnt].dst_pipe); + } + } + + if(rx_prop != NULL) + { + tether_client.ul_src_pipe_len = rx_prop->num_rx_props; + for (cnt = 0; cnt < rx_prop->num_rx_props; cnt++) + { + IPACMDBG_H("Rx(%d), src_pipe: %d, ipa_pipe: %d\n", + cnt, rx_prop->rx[cnt].src_pipe, + ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, rx_prop->rx[cnt].src_pipe)); + tether_client.ul_src_pipe_list[cnt] = ioctl(fd, IPA_IOC_QUERY_EP_MAPPING, rx_prop->rx[cnt].src_pipe); + } + } + + ret = ioctl(fd_wwan_ioctl, WAN_IOC_SET_TETHER_CLIENT_PIPE, &tether_client); + if (ret != 0) + { + IPACMERR("Failed set tether-client-pipe %p with ret %d\n ", &tether_client, ret); + } + IPACMDBG("Set tether-client-pipe %p\n", &tether_client); + close(fd); + close(fd_wwan_ioctl); + return ret; +} + +/* mac address has to be provided for client related events */ +void IPACM_Lan::eth_bridge_post_event(ipa_cm_event_id evt, ipa_ip_type iptype, uint8_t *mac, uint32_t *ipv6_addr, char *iface_name) +{ + ipacm_cmd_q_data eth_bridge_evt; + ipacm_event_eth_bridge *evt_data_eth_bridge; + const char *eventName = IPACM_Iface::ipacmcfg->getEventName(evt); +#ifdef FEATURE_L2TP + ipacm_event_data_all *evt_data_all; +#endif + if(ipv6_addr) + { + IPACMDBG_H("IPv6 addr: %08x:%08x:%08x:%08x \n", ipv6_addr[0], + ipv6_addr[1], ipv6_addr[2], ipv6_addr[3]); + } + memset(ð_bridge_evt, 0, sizeof(ipacm_cmd_q_data)); + eth_bridge_evt.event = evt; + +#ifdef FEATURE_L2TP + if(evt == IPA_HANDLE_VLAN_CLIENT_INFO || evt == IPA_HANDLE_VLAN_IFACE_INFO) + { + evt_data_all = (ipacm_event_data_all*)malloc(sizeof(*evt_data_all)); + if(evt_data_all == NULL) + { + IPACMERR("Failed to allocate memory.\n"); + return; + } + memset(evt_data_all, 0, sizeof(*evt_data_all)); + + if(ipv6_addr) + { + IPACMDBG_H("IPv6 addr: %08x:%08x:%08x:%08x \n", ipv6_addr[0], + ipv6_addr[1], ipv6_addr[2], ipv6_addr[3]); + memcpy(evt_data_all->ipv6_addr, ipv6_addr, sizeof(evt_data_all->ipv6_addr)); + } + if(mac) + { + IPACMDBG_H("Mac: 0x%02x%02x%02x%02x%02x%02x \n", + mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); + memcpy(evt_data_all->mac_addr, mac, sizeof(evt_data_all->mac_addr)); + } + if(iface_name) + { + IPACMDBG_H("Iface: %s\n", iface_name); + memcpy(evt_data_all->iface_name, iface_name, sizeof(evt_data_all->iface_name)); + } + eth_bridge_evt.evt_data = (void*)evt_data_all; + } + else +#endif + { + evt_data_eth_bridge = (ipacm_event_eth_bridge*)malloc(sizeof(*evt_data_eth_bridge)); + if(evt_data_eth_bridge == NULL) + { + IPACMERR("Failed to allocate memory.\n"); + return; + } + memset(evt_data_eth_bridge, 0, sizeof(*evt_data_eth_bridge)); + + evt_data_eth_bridge->p_iface = this; + evt_data_eth_bridge->iptype = iptype; + if(mac) + { + IPACMDBG_H("Mac: 0x%02x%02x%02x%02x%02x%02x \n", + mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); + memcpy(evt_data_eth_bridge->mac_addr, mac, sizeof(evt_data_eth_bridge->mac_addr)); + } + if(iface_name) + { + IPACMDBG_H("Iface: %s\n", iface_name); + memcpy(evt_data_eth_bridge->iface_name, iface_name, + sizeof(evt_data_eth_bridge->iface_name)); + } + eth_bridge_evt.evt_data = (void*)evt_data_eth_bridge; + } + if (eventName != NULL) + { + IPACMDBG_H("Posting event %s\n", + eventName); + } + IPACM_EvtDispatcher::PostEvt(ð_bridge_evt); +} + +/* add header processing context and return handle to lan2lan controller */ +int IPACM_Lan::eth_bridge_add_hdr_proc_ctx(ipa_hdr_l2_type peer_l2_hdr_type, uint32_t *hdl) +{ + int len, res = IPACM_SUCCESS; + uint32_t hdr_template; + ipa_ioc_add_hdr_proc_ctx* pHeaderProcTable = NULL; + + if(tx_prop == NULL) + { + IPACMERR("No tx prop.\n"); + return IPACM_FAILURE; + } + + 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 context table.\n"); + return IPACM_FAILURE; + } + + memset(pHeaderProcTable, 0, len); + pHeaderProcTable->commit = 1; + pHeaderProcTable->num_proc_ctxs = 1; + pHeaderProcTable->proc_ctx[0].type = eth_bridge_get_hdr_proc_type(peer_l2_hdr_type, tx_prop->tx[0].hdr_l2_type); + eth_bridge_get_hdr_template_hdl(&hdr_template); + pHeaderProcTable->proc_ctx[0].hdr_hdl = hdr_template; + if (m_header.AddHeaderProcCtx(pHeaderProcTable) == false) + { + IPACMERR("Adding hdr proc ctx failed with status: %d\n", pHeaderProcTable->proc_ctx[0].status); + res = IPACM_FAILURE; + goto end; + } + + *hdl = pHeaderProcTable->proc_ctx[0].proc_ctx_hdl; + +end: + free(pHeaderProcTable); + return res; +} + +/* add routing rule and return handle to lan2lan controller */ +int IPACM_Lan::eth_bridge_add_rt_rule(uint8_t *mac, char *rt_tbl_name, uint32_t hdr_proc_ctx_hdl, + ipa_hdr_l2_type peer_l2_hdr_type, ipa_ip_type iptype, uint32_t *rt_rule_hdl, int *rt_rule_count) +{ + int len, res = IPACM_SUCCESS; + uint32_t i, position, num_rt_rule; + struct ipa_ioc_add_rt_rule* rt_rule_table = NULL; + struct ipa_rt_rule_add rt_rule; + + IPACMDBG_H("Received client MAC 0x%02x%02x%02x%02x%02x%02x.\n", + mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); + + num_rt_rule = each_client_rt_rule_count[iptype]; + + 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; + strlcpy(rt_rule_table->rt_tbl_name, rt_tbl_name, sizeof(rt_rule_table->rt_tbl_name)); + rt_rule_table->rt_tbl_name[IPA_RESOURCE_NAME_MAX-1] = 0; + + memset(&rt_rule, 0, sizeof(ipa_rt_rule_add)); + rt_rule.at_rear = false; + rt_rule.status = -1; + rt_rule.rt_rule_hdl = -1; +#ifdef FEATURE_IPA_V3 + rt_rule.rule.hashable = true; +#endif + rt_rule.rule.hdr_hdl = 0; + rt_rule.rule.hdr_proc_ctx_hdl = hdr_proc_ctx_hdl; + + position = 0; + for(i=0; i<iface_query->num_tx_props; i++) + { + if(tx_prop->tx[i].ip == iptype) + { + if(position >= num_rt_rule || position >= MAX_NUM_PROP) + { + IPACMERR("Number of routing rules already exceeds limit.\n"); + res = IPACM_FAILURE; + goto end; + } + + if(ipa_if_cate == WLAN_IF && IPACM_Iface::ipacmcfg->isMCC_Mode) + { + IPACMDBG_H("In WLAN MCC mode, use alt dst pipe: %d\n", + tx_prop->tx[i].alt_dst_pipe); + rt_rule.rule.dst = tx_prop->tx[i].alt_dst_pipe; + } + else + { + IPACMDBG_H("It is not WLAN MCC mode, use dst pipe: %d\n", + tx_prop->tx[i].dst_pipe); + 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(peer_l2_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 end; + } + else + { + *rt_rule_count = position; + for(i=0; i<position; i++) + rt_rule_hdl[i] = rt_rule_table->rules[i].rt_rule_hdl; + } + +end: + free(rt_rule_table); + return res; +} + +/* modify routing rule*/ +int IPACM_Lan::eth_bridge_modify_rt_rule(uint8_t *mac, uint32_t hdr_proc_ctx_hdl, + ipa_hdr_l2_type peer_l2_hdr_type, ipa_ip_type iptype, uint32_t *rt_rule_hdl, int rt_rule_count) +{ + struct ipa_ioc_mdfy_rt_rule *rt_rule = NULL; + struct ipa_rt_rule_mdfy *rt_rule_entry; + int len, res = IPACM_SUCCESS; + uint32_t index; + + if(tx_prop == NULL) + { + IPACMDBG_H("No tx properties \n"); + return IPACM_FAILURE; + } + + if(ipa_if_cate != WLAN_IF) + { + IPACMDBG_H("This is not WLAN IF, no need to modify rt rule.\n"); + return IPACM_SUCCESS; + } + + IPACMDBG_H("Receive WLAN client MAC 0x%02x%02x%02x%02x%02x%02x.\n", + mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); + + len = sizeof(struct ipa_ioc_mdfy_rt_rule) + rt_rule_count * sizeof(struct ipa_rt_rule_mdfy); + rt_rule = (struct ipa_ioc_mdfy_rt_rule *)malloc(len); + if(rt_rule == NULL) + { + IPACMERR("Unable to allocate memory for modify rt rule\n"); + return IPACM_FAILURE; + } + memset(rt_rule, 0, len); + + rt_rule->commit = 1; + rt_rule->num_rules = 0; + rt_rule->ip = iptype; + + for (index = 0; index < tx_prop->num_tx_props; index++) + { + if (tx_prop->tx[index].ip == iptype) + { + if (rt_rule->num_rules >= rt_rule_count || + rt_rule->num_rules >= MAX_NUM_PROP) + { + IPACMERR("Number of routing rules exceeds limit.\n"); + res = IPACM_FAILURE; + goto end; + } + + rt_rule_entry = &rt_rule->rules[rt_rule->num_rules]; + + if (IPACM_Iface::ipacmcfg->isMCC_Mode) + { + IPACMDBG_H("In WLAN MCC mode, use alt dst pipe: %d\n", + tx_prop->tx[index].alt_dst_pipe); + rt_rule_entry->rule.dst = tx_prop->tx[index].alt_dst_pipe; + } + else + { + IPACMDBG_H("In WLAN SCC mode, use dst pipe: %d\n", + tx_prop->tx[index].dst_pipe); + rt_rule_entry->rule.dst = tx_prop->tx[index].dst_pipe; + } + + rt_rule_entry->rule.hdr_hdl = 0; + rt_rule_entry->rule.hdr_proc_ctx_hdl = hdr_proc_ctx_hdl; +#ifdef FEATURE_IPA_V3 + rt_rule_entry->rule.hashable = true; +#endif + memcpy(&rt_rule_entry->rule.attrib, &tx_prop->tx[index].attrib, + sizeof(rt_rule_entry->rule.attrib)); + if(peer_l2_hdr_type == IPA_HDR_L2_ETHERNET_II) + rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_ETHER_II; + else + rt_rule_entry->rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_802_3; + memcpy(rt_rule_entry->rule.attrib.dst_mac_addr, mac, + sizeof(rt_rule_entry->rule.attrib.dst_mac_addr)); + memset(rt_rule_entry->rule.attrib.dst_mac_addr_mask, 0xFF, + sizeof(rt_rule_entry->rule.attrib.dst_mac_addr_mask)); + + rt_rule_entry->rt_rule_hdl = rt_rule_hdl[rt_rule->num_rules]; + rt_rule->num_rules++; + } + } + + if(m_routing.ModifyRoutingRule(rt_rule) == false) + { + IPACMERR("Failed to modify routing rules.\n"); + res = IPACM_FAILURE; + goto end; + } + if(m_routing.Commit(iptype) == false) + { + IPACMERR("Failed to commit routing rules.\n"); + res = IPACM_FAILURE; + goto end; + } + IPACMDBG("Modified routing rules successfully.\n"); + +end: + free(rt_rule); + return res; +} + +int IPACM_Lan::eth_bridge_add_flt_rule(uint8_t *mac, uint32_t rt_tbl_hdl, ipa_ip_type iptype, uint32_t *flt_rule_hdl) +{ + int res = IPACM_SUCCESS; + + IPACMDBG_H("Received client MAC 0x%02x%02x%02x%02x%02x%02x.\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); + IPACMDBG_H("Received rt_tbl_hdl :%d iptype %d\n", rt_tbl_hdl,iptype); + *flt_rule_hdl = 0; + +#ifdef FEATURE_IPA_V3 + int len; + struct ipa_flt_rule_add flt_rule_entry; + struct ipa_ioc_add_flt_rule_after *pFilteringTable = NULL; + + if (rx_prop == NULL || tx_prop == NULL) + { + IPACMDBG_H("No rx or tx properties registered for iface %s\n", dev_name); + return IPACM_FAILURE; + } + + + len = sizeof(struct ipa_ioc_add_flt_rule_after) + sizeof(struct ipa_flt_rule_add); + pFilteringTable = (struct ipa_ioc_add_flt_rule_after*)malloc(len); + if (!pFilteringTable) + { + IPACMERR("Failed to allocate ipa_ioc_add_flt_rule_after memory...\n"); + return IPACM_FAILURE; + } + memset(pFilteringTable, 0, len); + + /* add mac based rule*/ + pFilteringTable->commit = 1; + pFilteringTable->ep = rx_prop->rx[0].src_pipe; + pFilteringTable->ip = iptype; + pFilteringTable->num_rules = 1; + pFilteringTable->add_after_hdl = eth_bridge_flt_rule_offset[iptype]; + + memset(&flt_rule_entry, 0, sizeof(flt_rule_entry)); + flt_rule_entry.at_rear = 1; + + flt_rule_entry.rule.retain_hdr = 0; + flt_rule_entry.rule.to_uc = 0; + flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING; + flt_rule_entry.rule.eq_attrib_type = 0; + flt_rule_entry.rule.rt_tbl_hdl = rt_tbl_hdl; + flt_rule_entry.rule.hashable = true; + + memcpy(&flt_rule_entry.rule.attrib, &rx_prop->rx[0].attrib, sizeof(flt_rule_entry.rule.attrib)); + if(tx_prop->tx[0].hdr_l2_type == IPA_HDR_L2_ETHERNET_II) + { + flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_ETHER_II; + } + else + { + flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_802_3; + } + + memcpy(flt_rule_entry.rule.attrib.dst_mac_addr, mac, sizeof(flt_rule_entry.rule.attrib.dst_mac_addr)); + memset(flt_rule_entry.rule.attrib.dst_mac_addr_mask, 0xFF, sizeof(flt_rule_entry.rule.attrib.dst_mac_addr_mask)); + + memcpy(&(pFilteringTable->rules[0]), &flt_rule_entry, sizeof(flt_rule_entry)); + if (false == m_filtering.AddFilteringRuleAfter(pFilteringTable)) + { + IPACMERR("Failed to add client filtering rules.\n"); + res = IPACM_FAILURE; + goto end; + } + *flt_rule_hdl = pFilteringTable->rules[0].flt_rule_hdl; + +end: + free(pFilteringTable); +#endif + return res; +} + +int IPACM_Lan::eth_bridge_del_flt_rule(uint32_t flt_rule_hdl, ipa_ip_type iptype) +{ + if(m_filtering.DeleteFilteringHdls(&flt_rule_hdl, iptype, 1) == false) + { + IPACMERR("Failed to delete the client specific flt rule.\n"); + return IPACM_FAILURE; + } + return IPACM_SUCCESS; +} + +int IPACM_Lan::eth_bridge_del_rt_rule(uint32_t rt_rule_hdl, ipa_ip_type iptype) +{ + if(m_routing.DeleteRoutingHdl(rt_rule_hdl, iptype) == false) + { + IPACMERR("Failed to delete routing rule.\n"); + return IPACM_FAILURE; + } + return IPACM_SUCCESS; +} + +/* delete header processing context */ +int IPACM_Lan::eth_bridge_del_hdr_proc_ctx(uint32_t hdr_proc_ctx_hdl) +{ + if(m_header.DeleteHeaderProcCtx(hdr_proc_ctx_hdl) == false) + { + IPACMERR("Failed to delete hdr proc ctx.\n"); + return IPACM_FAILURE; + } + return IPACM_SUCCESS; +} + +#ifdef FEATURE_L2TP +/* check if the event is associated with vlan interface */ +bool IPACM_Lan::is_vlan_event(char *event_iface_name) +{ + int self_name_len, event_iface_name_len; + if(event_iface_name == NULL) + { + IPACMERR("Invalid input\n"); + return false; + } + + IPACMDBG_H("Self iface %s, event iface %s\n", dev_name, event_iface_name); + self_name_len = strlen(dev_name); + event_iface_name_len = strlen(event_iface_name); + + if(event_iface_name_len > self_name_len && strncmp(dev_name, event_iface_name, self_name_len) == 0) + { + IPACMDBG_H("This is vlan event.\n"); + return true; + } + return false; +} + +/* check if the event is associated with l2tp interface */ +bool IPACM_Lan::is_l2tp_event(char *event_iface_name) +{ + if(event_iface_name == NULL) + { + IPACMERR("Invalid input\n"); + return false; + } + + IPACMDBG_H("Self iface %s, event iface %s\n", dev_name, event_iface_name); + if(strncmp(event_iface_name, "l2tp", 4) == 0) + { + IPACMDBG_H("This is l2tp event.\n"); + return true; + } + return false; +} + +/* add l2tp rt rule for l2tp client */ +int IPACM_Lan::add_l2tp_rt_rule(ipa_ip_type iptype, uint8_t *dst_mac, ipa_hdr_l2_type peer_l2_hdr_type, + uint32_t l2tp_session_id, uint32_t vlan_id, uint8_t *vlan_client_mac, uint32_t *vlan_iface_ipv6_addr, + uint32_t *vlan_client_ipv6_addr, uint32_t *first_pass_hdr_hdl, uint32_t *first_pass_hdr_proc_ctx_hdl, + uint32_t *second_pass_hdr_hdl, int *num_rt_hdl, uint32_t *first_pass_rt_rule_hdl, uint32_t *second_pass_rt_rule_hdl) +{ + int i, size, position; + uint32_t tx_index; + uint32_t vlan_iface_ipv6_addr_network[4], vlan_client_ipv6_addr_network[4]; + ipa_ioc_add_hdr *hdr_table; + ipa_hdr_add *hdr; + ipa_ioc_add_hdr_proc_ctx *hdr_proc_ctx_table; + ipa_hdr_proc_ctx_add *hdr_proc_ctx; + ipa_ioc_add_rt_rule* rt_rule_table; + ipa_rt_rule_add *rt_rule; + ipa_ioc_copy_hdr copy_hdr; + + if(tx_prop == NULL) + { + IPACMERR("No tx prop.\n"); + return IPACM_FAILURE; + } + + /* =========== install first pass hdr template (IPv6 + L2TP + inner ETH header = 62 bytes) ============= */ + if(*first_pass_hdr_hdl != 0) + { + IPACMDBG_H("First pass hdr template was added before.\n"); + } + else + { + size = sizeof(ipa_ioc_add_hdr) + sizeof(ipa_hdr_add); + hdr_table = (ipa_ioc_add_hdr*)malloc(size); + if(hdr_table == NULL) + { + IPACMERR("Failed to allocate memory.\n"); + return IPACM_FAILURE; + } + memset(hdr_table, 0, size); + + hdr_table->commit = 1; + hdr_table->num_hdrs = 1; + hdr = &hdr_table->hdr[0]; + + if(iptype == IPA_IP_v4) + { + snprintf(hdr->name, sizeof(hdr->name), "vlan_%d_l2tp_%d_v4", vlan_id, l2tp_session_id); + } + else + { + snprintf(hdr->name, sizeof(hdr->name), "vlan_%d_l2tp_%d_v6", vlan_id, l2tp_session_id); + } + hdr->hdr_len = 62; + hdr->type = IPA_HDR_L2_ETHERNET_II; + hdr->is_partial = 0; + + hdr->hdr[0] = 0x60; /* version */ + hdr->hdr[6] = 0x73; /* next header = L2TP */ + hdr->hdr[7] = 0x40; /* hop limit = 64 */ + for(i = 0; i < 4; i++) + { + vlan_iface_ipv6_addr_network[i] = htonl(vlan_iface_ipv6_addr[i]); + vlan_client_ipv6_addr_network[i] = htonl(vlan_client_ipv6_addr[i]); + } + memcpy(hdr->hdr + 8, vlan_iface_ipv6_addr_network, 16); /* source IPv6 addr */ + memcpy(hdr->hdr + 24, vlan_client_ipv6_addr_network, 16); /* dest IPv6 addr */ + hdr->hdr[43] = (uint8_t)(l2tp_session_id & 0xFF); /* l2tp header */ + hdr->hdr[42] = (uint8_t)(l2tp_session_id >> 8 & 0xFF); + hdr->hdr[41] = (uint8_t)(l2tp_session_id >> 16 & 0xFF); + hdr->hdr[40] = (uint8_t)(l2tp_session_id >> 24 & 0xFF); + + if(m_header.AddHeader(hdr_table) == false) + { + IPACMERR("Failed to add hdr with status: %d\n", hdr_table->hdr[0].status); + free(hdr_table); + return IPACM_FAILURE; + } + *first_pass_hdr_hdl = hdr_table->hdr[0].hdr_hdl; + IPACMDBG_H("Installed first pass hdr: hdl %d\n", *first_pass_hdr_hdl); + free(hdr_table); + } + + /* =========== install first pass hdr proc ctx (populate src/dst MAC and Ether type) ============= */ + size = sizeof(ipa_ioc_add_hdr_proc_ctx) + sizeof(ipa_hdr_proc_ctx_add); + hdr_proc_ctx_table = (ipa_ioc_add_hdr_proc_ctx*)malloc(size); + if(hdr_proc_ctx_table == NULL) + { + IPACMERR("Failed to allocate memory.\n"); + return IPACM_FAILURE; + } + memset(hdr_proc_ctx_table, 0, size); + + hdr_proc_ctx_table->commit = 1; + hdr_proc_ctx_table->num_proc_ctxs = 1; + hdr_proc_ctx = &hdr_proc_ctx_table->proc_ctx[0]; + + hdr_proc_ctx->type = IPA_HDR_PROC_L2TP_HEADER_ADD; + hdr_proc_ctx->hdr_hdl = *first_pass_hdr_hdl; + hdr_proc_ctx->l2tp_params.hdr_add_param.eth_hdr_retained = 1; + hdr_proc_ctx->l2tp_params.hdr_add_param.input_ip_version = iptype; + hdr_proc_ctx->l2tp_params.hdr_add_param.output_ip_version = IPA_IP_v6; + if(m_header.AddHeaderProcCtx(hdr_proc_ctx_table) == false) + { + IPACMERR("Failed to add hdr proc ctx with status: %d\n", hdr_proc_ctx_table->proc_ctx[0].status); + free(hdr_proc_ctx_table); + return IPACM_FAILURE; + } + *first_pass_hdr_proc_ctx_hdl = hdr_proc_ctx_table->proc_ctx[0].proc_ctx_hdl; + IPACMDBG_H("Installed first pass hdr proc ctx: hdl %d\n", *first_pass_hdr_proc_ctx_hdl); + free(hdr_proc_ctx_table); + + /* =========== install first pass rt rules (match dst MAC then doing UCP) ============= */ + *num_rt_hdl = each_client_rt_rule_count[iptype]; + size = sizeof(ipa_ioc_add_rt_rule) + (*num_rt_hdl) * sizeof(ipa_rt_rule_add); + rt_rule_table = (ipa_ioc_add_rt_rule*)malloc(size); + if (rt_rule_table == NULL) + { + IPACMERR("Failed to allocate memory.\n"); + return IPACM_FAILURE; + } + memset(rt_rule_table, 0, size); + + rt_rule_table->commit = 1; + rt_rule_table->ip = iptype; + rt_rule_table->num_rules = *num_rt_hdl; + snprintf(rt_rule_table->rt_tbl_name, sizeof(rt_rule_table->rt_tbl_name), "l2tp"); + rt_rule_table->rt_tbl_name[IPA_RESOURCE_NAME_MAX-1] = 0; + + position = 0; + for(tx_index = 0; tx_index < iface_query->num_tx_props; tx_index++) + { + if(tx_prop->tx[tx_index].ip == iptype) + { + if(position >= *num_rt_hdl || position >= MAX_NUM_PROP) + { + IPACMERR("Number of routing rules already exceeds limit.\n"); + free(rt_rule_table); + return IPACM_FAILURE; + } + + rt_rule = &rt_rule_table->rules[position]; + rt_rule->at_rear = false; + rt_rule->status = -1; + rt_rule->rt_rule_hdl = -1; + rt_rule->rule.hashable = false; //WLAN->ETH direction rules are set to non-hashable to keep consistent with the other direction + rt_rule->rule.hdr_hdl = 0; + rt_rule->rule.hdr_proc_ctx_hdl = *first_pass_hdr_proc_ctx_hdl; + rt_rule->rule.dst = IPA_CLIENT_DUMMY_CONS; + + memcpy(&rt_rule->rule.attrib, &tx_prop->tx[tx_index].attrib, sizeof(rt_rule->rule.attrib)); + if(peer_l2_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, dst_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)); + position++; + } + } + if(m_routing.AddRoutingRule(rt_rule_table) == false) + { + IPACMERR("Failed to add first pass rt rules.\n"); + free(rt_rule_table); + return IPACM_FAILURE; + } + for(i = 0; i < position; i++) + { + first_pass_rt_rule_hdl[i] = rt_rule_table->rules[i].rt_rule_hdl; + } + free(rt_rule_table); + + /* =========== install second pass hdr (Ethernet header with L2TP tag = 18 bytes) ============= */ + if(*second_pass_hdr_hdl != 0) + { + IPACMDBG_H("Second pass hdr was added before.\n"); + } + else + { + size = sizeof(ipa_ioc_add_hdr) + sizeof(ipa_hdr_add); + hdr_table = (ipa_ioc_add_hdr*)malloc(size); + if(hdr_table == NULL) + { + IPACMERR("Failed to allocate memory.\n"); + return IPACM_FAILURE; + } + memset(hdr_table, 0, size); + + hdr_table->commit = 1; + hdr_table->num_hdrs = 1; + hdr = &hdr_table->hdr[0]; + + if(iptype == IPA_IP_v4) + { + snprintf(hdr->name, sizeof(hdr->name), "vlan_%d_v4", vlan_id); + } + else + { + snprintf(hdr->name, sizeof(hdr->name), "vlan_%d_v6", vlan_id); + } + hdr->type = IPA_HDR_L2_ETHERNET_II; + hdr->is_partial = 0; + for(tx_index = 0; tx_index < tx_prop->num_tx_props; tx_index++) + { + if(tx_prop->tx[tx_index].ip == IPA_IP_v6) + { + memset(©_hdr, 0, sizeof(copy_hdr)); + strlcpy(copy_hdr.name, tx_prop->tx[tx_index].hdr_name, + sizeof(copy_hdr.name)); + IPACMDBG_H("Header name: %s in tx:%d\n", copy_hdr.name, tx_index); + if(m_header.CopyHeader(©_hdr) == false) + { + IPACMERR("Failed to get partial header.\n"); + free(hdr_table); + return IPACM_FAILURE; + } + IPACMDBG_H("Header length: %d\n", copy_hdr.hdr_len); + hdr->hdr_len = copy_hdr.hdr_len; + memcpy(hdr->hdr, copy_hdr.hdr, hdr->hdr_len); + break; + } + } + /* copy vlan client mac */ + memcpy(hdr->hdr + hdr->hdr_len - 18, vlan_client_mac, 6); + hdr->hdr[hdr->hdr_len - 3] = (uint8_t)vlan_id & 0xFF; + hdr->hdr[hdr->hdr_len - 4] = (uint8_t)(vlan_id >> 8) & 0xFF; + + if(m_header.AddHeader(hdr_table) == false) + { + IPACMERR("Failed to add hdr with status: %d\n", hdr->status); + free(hdr_table); + return IPACM_FAILURE; + } + *second_pass_hdr_hdl = hdr->hdr_hdl; + IPACMDBG_H("Installed second pass hdr: hdl %d\n", *second_pass_hdr_hdl); + free(hdr_table); + } + + /* =========== install second pass rt rules (match VLAN interface IPv6 address at dst client side) ============= */ + if(second_pass_rt_rule_hdl[0] != 0) + { + IPACMDBG_H("Second pass rt rule was added before, return.\n"); + return IPACM_SUCCESS; + } + + *num_rt_hdl = each_client_rt_rule_count[IPA_IP_v6]; + size = sizeof(ipa_ioc_add_rt_rule) + (*num_rt_hdl) * sizeof(ipa_rt_rule_add); + rt_rule_table = (ipa_ioc_add_rt_rule*)malloc(size); + if (rt_rule_table == NULL) + { + IPACMERR("Failed to allocate memory.\n"); + return IPACM_FAILURE; + } + memset(rt_rule_table, 0, size); + + rt_rule_table->commit = 1; + rt_rule_table->ip = IPA_IP_v6; + rt_rule_table->num_rules = *num_rt_hdl; + snprintf(rt_rule_table->rt_tbl_name, sizeof(rt_rule_table->rt_tbl_name), "l2tp"); + rt_rule_table->rt_tbl_name[IPA_RESOURCE_NAME_MAX-1] = 0; + + position = 0; + for(tx_index = 0; tx_index < iface_query->num_tx_props; tx_index++) + { + if(tx_prop->tx[tx_index].ip == IPA_IP_v6) + { + if(position >= *num_rt_hdl || position >= MAX_NUM_PROP) + { + IPACMERR("Number of routing rules already exceeds limit.\n"); + free(rt_rule_table); + return IPACM_FAILURE; + } + + rt_rule = &rt_rule_table->rules[position]; + rt_rule->at_rear = false; + rt_rule->status = -1; + rt_rule->rt_rule_hdl = -1; + rt_rule->rule.hashable = false; //WLAN->ETH direction rules are set to non-hashable to keep consistent with the other direction + rt_rule->rule.hdr_hdl = *second_pass_hdr_hdl; + rt_rule->rule.hdr_proc_ctx_hdl = 0; + rt_rule->rule.dst = tx_prop->tx[tx_index].dst_pipe; + + memcpy(&rt_rule->rule.attrib, &tx_prop->tx[tx_index].attrib, sizeof(rt_rule->rule.attrib)); + rt_rule->rule.attrib.attrib_mask |= IPA_FLT_DST_ADDR; + memcpy(rt_rule->rule.attrib.u.v6.dst_addr, vlan_client_ipv6_addr, + sizeof(rt_rule->rule.attrib.u.v6.dst_addr)); + memset(rt_rule->rule.attrib.u.v6.dst_addr_mask, 0xFF, sizeof(rt_rule->rule.attrib.u.v6.dst_addr_mask)); + position++; + } + } + if(m_routing.AddRoutingRule(rt_rule_table) == false) + { + IPACMERR("Failed to add second pass rt rules.\n"); + free(rt_rule_table); + return IPACM_FAILURE; + } + for(i = 0; i < position; i++) + { + second_pass_rt_rule_hdl[i] = rt_rule_table->rules[i].rt_rule_hdl; + } + free(rt_rule_table); + + return IPACM_SUCCESS; +} + +/* delete l2tp rt rule for l2tp client */ +int IPACM_Lan::del_l2tp_rt_rule(ipa_ip_type iptype, uint32_t first_pass_hdr_hdl, uint32_t first_pass_hdr_proc_ctx_hdl, + uint32_t second_pass_hdr_hdl, int num_rt_hdl, uint32_t *first_pass_rt_rule_hdl, uint32_t *second_pass_rt_rule_hdl) +{ + int i; + + if(num_rt_hdl < 0) + { + IPACMERR("Invalid num rt rule: %d\n", num_rt_hdl); + return IPACM_FAILURE; + } + + for(i = 0; i < num_rt_hdl; i++) + { + if(first_pass_rt_rule_hdl != NULL) + { + if(m_routing.DeleteRoutingHdl(first_pass_rt_rule_hdl[i], iptype) == false) + { + return IPACM_FAILURE; + } + } + if(second_pass_rt_rule_hdl != NULL) + { + if(m_routing.DeleteRoutingHdl(second_pass_rt_rule_hdl[i], IPA_IP_v6) == false) + { + return IPACM_FAILURE; + } + } + } + + if(first_pass_hdr_proc_ctx_hdl != 0) + { + if(m_header.DeleteHeaderProcCtx(first_pass_hdr_proc_ctx_hdl) == false) + { + return IPACM_FAILURE; + } + } + + if(first_pass_hdr_hdl != 0) + { + if(m_header.DeleteHeaderHdl(first_pass_hdr_hdl) == false) + { + return IPACM_FAILURE; + } + } + if(second_pass_hdr_hdl != 0) + { + if(m_header.DeleteHeaderHdl(second_pass_hdr_hdl) == false) + { + return IPACM_FAILURE; + } + } + + return IPACM_SUCCESS; +} + +/* add l2tp rt rule for non l2tp client */ +int IPACM_Lan::add_l2tp_rt_rule(ipa_ip_type iptype, uint8_t *dst_mac, uint32_t *hdr_proc_ctx_hdl, + int *num_rt_hdl, uint32_t *rt_rule_hdl) +{ + int i, size, position; + uint32_t tx_index; + ipa_ioc_add_hdr_proc_ctx *hdr_proc_ctx_table; + ipa_hdr_proc_ctx_add *hdr_proc_ctx; + ipa_ioc_add_rt_rule* rt_rule_table; + ipa_rt_rule_add *rt_rule; + ipa_ioc_get_hdr hdr; + + if(tx_prop == NULL) + { + IPACMERR("No tx prop.\n"); + return IPACM_FAILURE; + } + + memset(&hdr, 0, sizeof(hdr)); + for(tx_index = 0; tx_index < tx_prop->num_tx_props; tx_index++) + { + if(tx_prop->tx[tx_index].ip == iptype) + { + strlcpy(hdr.name, tx_prop->tx[tx_index].hdr_name, + sizeof(hdr.name)); + break; + } + } + if(m_header.GetHeaderHandle(&hdr) == false) + { + IPACMERR("Failed to get template hdr hdl.\n"); + return IPACM_FAILURE; + } + + /* =========== install hdr proc ctx (uc needs to remove IPv6 + L2TP + inner ETH header = 62 bytes) ============= */ + if(*hdr_proc_ctx_hdl != 0) + { + IPACMDBG_H("Hdr proc ctx was added before.\n"); + } + else + { + size = sizeof(ipa_ioc_add_hdr_proc_ctx) + sizeof(ipa_hdr_proc_ctx_add); + hdr_proc_ctx_table = (ipa_ioc_add_hdr_proc_ctx*)malloc(size); + if(hdr_proc_ctx_table == NULL) + { + IPACMERR("Failed to allocate memory.\n"); + return IPACM_FAILURE; + } + memset(hdr_proc_ctx_table, 0, size); + + hdr_proc_ctx_table->commit = 1; + hdr_proc_ctx_table->num_proc_ctxs = 1; + hdr_proc_ctx = &hdr_proc_ctx_table->proc_ctx[0]; + + hdr_proc_ctx->type = IPA_HDR_PROC_L2TP_HEADER_REMOVE; + hdr_proc_ctx->hdr_hdl = hdr.hdl; + hdr_proc_ctx->l2tp_params.hdr_remove_param.hdr_len_remove = 62; + hdr_proc_ctx->l2tp_params.hdr_remove_param.eth_hdr_retained = 1; + if(m_header.AddHeaderProcCtx(hdr_proc_ctx_table) == false) + { + IPACMERR("Failed to add hdr proc ctx with status: %d\n", hdr_proc_ctx_table->proc_ctx[0].status); + free(hdr_proc_ctx_table); + return IPACM_FAILURE; + } + *hdr_proc_ctx_hdl = hdr_proc_ctx_table->proc_ctx[0].proc_ctx_hdl; + IPACMDBG_H("Installed hdr proc ctx: hdl %d\n", *hdr_proc_ctx_hdl); + free(hdr_proc_ctx_table); + } + + /* =========== install rt rules (match dst MAC within 62 bytes header) ============= */ + *num_rt_hdl = each_client_rt_rule_count[iptype]; + size = sizeof(ipa_ioc_add_rt_rule) + (*num_rt_hdl) * sizeof(ipa_rt_rule_add); + rt_rule_table = (ipa_ioc_add_rt_rule*)malloc(size); + if (rt_rule_table == NULL) + { + IPACMERR("Failed to allocate memory.\n"); + return IPACM_FAILURE; + } + memset(rt_rule_table, 0, size); + + rt_rule_table->commit = 1; + rt_rule_table->ip = iptype; + rt_rule_table->num_rules = *num_rt_hdl; + snprintf(rt_rule_table->rt_tbl_name, sizeof(rt_rule_table->rt_tbl_name), "l2tp"); + rt_rule_table->rt_tbl_name[IPA_RESOURCE_NAME_MAX-1] = 0; + + position = 0; + for(tx_index = 0; tx_index < iface_query->num_tx_props; tx_index++) + { + if(tx_prop->tx[tx_index].ip == iptype) + { + if(position >= *num_rt_hdl || position >= MAX_NUM_PROP) + { + IPACMERR("Number of routing rules already exceeds limit.\n"); + free(rt_rule_table); + return IPACM_FAILURE; + } + + rt_rule = &rt_rule_table->rules[position]; + rt_rule->at_rear = false; + rt_rule->status = -1; + rt_rule->rt_rule_hdl = -1; + rt_rule->rule.hashable = false; //ETH->WLAN direction rules need to be non-hashable due to encapsulation + + rt_rule->rule.hdr_hdl = 0; + rt_rule->rule.hdr_proc_ctx_hdl = *hdr_proc_ctx_hdl; + rt_rule->rule.dst = tx_prop->tx[tx_index].dst_pipe; + + memcpy(&rt_rule->rule.attrib, &tx_prop->tx[tx_index].attrib, sizeof(rt_rule->rule.attrib)); + + rt_rule->rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_L2TP; + memset(rt_rule->rule.attrib.dst_mac_addr_mask, 0xFF, sizeof(rt_rule->rule.attrib.dst_mac_addr_mask)); + memcpy(rt_rule->rule.attrib.dst_mac_addr, dst_mac, sizeof(rt_rule->rule.attrib.dst_mac_addr)); + + position++; + } + } + if(m_routing.AddRoutingRule(rt_rule_table) == false) + { + IPACMERR("Failed to add first pass rt rules.\n"); + free(rt_rule_table); + return IPACM_FAILURE; + } + for(i = 0; i < position; i++) + rt_rule_hdl[i] = rt_rule_table->rules[i].rt_rule_hdl; + + free(rt_rule_table); + return IPACM_SUCCESS; +} + +int IPACM_Lan::del_l2tp_rt_rule(ipa_ip_type iptype, int num_rt_hdl, uint32_t *rt_rule_hdl) +{ + int i; + + if(num_rt_hdl < 0) + { + IPACMERR("Invalid num rt rule: %d\n", num_rt_hdl); + return IPACM_FAILURE; + } + + for(i = 0; i < num_rt_hdl; i++) + { + if(m_routing.DeleteRoutingHdl(rt_rule_hdl[i], iptype) == false) + { + return IPACM_FAILURE; + } + } + + return IPACM_SUCCESS; +} + +/* add l2tp flt rule on l2tp interface */ +int IPACM_Lan::add_l2tp_flt_rule(uint8_t *dst_mac, uint32_t *flt_rule_hdl) +{ + int len; + int fd_ipa; + struct ipa_flt_rule_add flt_rule_entry; + struct ipa_ioc_add_flt_rule_after *pFilteringTable = NULL; + ipa_ioc_get_rt_tbl rt_tbl; + +#ifdef FEATURE_IPA_V3 + if (rx_prop == NULL || tx_prop == NULL) + { + IPACMDBG_H("No rx or tx properties registered for iface %s\n", dev_name); + return IPACM_FAILURE; + } + + len = sizeof(struct ipa_ioc_add_flt_rule_after) + sizeof(struct ipa_flt_rule_add); + pFilteringTable = (struct ipa_ioc_add_flt_rule_after*)malloc(len); + if (!pFilteringTable) + { + IPACMERR("Failed to allocate ipa_ioc_add_flt_rule_after memory...\n"); + return IPACM_FAILURE; + } + memset(pFilteringTable, 0, len); + + pFilteringTable->commit = 1; + pFilteringTable->ep = rx_prop->rx[0].src_pipe; + pFilteringTable->ip = IPA_IP_v6; + pFilteringTable->num_rules = 1; + pFilteringTable->add_after_hdl = eth_bridge_flt_rule_offset[IPA_IP_v6]; + + fd_ipa = open(IPA_DEVICE_NAME, O_RDWR); + if(fd_ipa == 0) + { + IPACMERR("Failed to open %s\n",IPA_DEVICE_NAME); + free(pFilteringTable); + return IPACM_FAILURE; + } + + rt_tbl.ip = IPA_IP_v6; + snprintf(rt_tbl.name, sizeof(rt_tbl.name), "l2tp"); + rt_tbl.name[IPA_RESOURCE_NAME_MAX-1] = '\0'; + IPACMDBG_H("This flt rule points to rt tbl %s.\n", rt_tbl.name); + if(m_routing.GetRoutingTable(&rt_tbl) == false) + { + IPACMERR("Failed to get routing table from name\n"); + free(pFilteringTable); + close(fd_ipa); + return IPACM_FAILURE; + } + + memset(&flt_rule_entry, 0, sizeof(flt_rule_entry)); + flt_rule_entry.at_rear = 1; + + flt_rule_entry.rule.retain_hdr = 0; + flt_rule_entry.rule.to_uc = 0; + flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING; + flt_rule_entry.rule.eq_attrib_type = 0; + flt_rule_entry.rule.rt_tbl_hdl = rt_tbl.hdl; + flt_rule_entry.rule.hashable = false; //ETH->WLAN direction rules need to be non-hashable due to encapsulation + + memcpy(&flt_rule_entry.rule.attrib, &rx_prop->rx[0].attrib, sizeof(flt_rule_entry.rule.attrib)); + + /* flt rule is matching dst MAC within 62 bytes header */ + flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_L2TP; + memset(flt_rule_entry.rule.attrib.dst_mac_addr_mask, 0xFF, sizeof(flt_rule_entry.rule.attrib.dst_mac_addr_mask)); + memcpy(flt_rule_entry.rule.attrib.dst_mac_addr, dst_mac, sizeof(flt_rule_entry.rule.attrib.dst_mac_addr)); + + memcpy(&(pFilteringTable->rules[0]), &flt_rule_entry, sizeof(flt_rule_entry)); + if(m_filtering.AddFilteringRuleAfter(pFilteringTable) == false) + { + IPACMERR("Failed to add client filtering rules.\n"); + free(pFilteringTable); + close(fd_ipa); + return IPACM_FAILURE; + } + *flt_rule_hdl = pFilteringTable->rules[0].flt_rule_hdl; + + free(pFilteringTable); + close(fd_ipa); +#endif + return IPACM_SUCCESS; +} + +/* delete l2tp flt rule on l2tp interface */ +int IPACM_Lan::del_l2tp_flt_rule(uint32_t flt_rule_hdl) +{ + if(m_filtering.DeleteFilteringHdls(&flt_rule_hdl, IPA_IP_v6, 1) == false) + { + return IPACM_FAILURE; + } + + return IPACM_SUCCESS; +} + +/* add l2tp flt rule on non l2tp interface */ +int IPACM_Lan::add_l2tp_flt_rule(ipa_ip_type iptype, uint8_t *dst_mac, uint32_t *vlan_client_ipv6_addr, + uint32_t *first_pass_flt_rule_hdl, uint32_t *second_pass_flt_rule_hdl) +{ + int len; + struct ipa_flt_rule_add flt_rule_entry; + struct ipa_ioc_add_flt_rule_after *pFilteringTable = NULL; + ipa_ioc_get_rt_tbl rt_tbl; + +#ifdef FEATURE_IPA_V3 + if (rx_prop == NULL || tx_prop == NULL) + { + IPACMDBG_H("No rx or tx properties registered for iface %s\n", dev_name); + return IPACM_FAILURE; + } + + IPACMDBG_H("Dst client MAC 0x%02x%02x%02x%02x%02x%02x.\n", dst_mac[0], dst_mac[1], + dst_mac[2], dst_mac[3], dst_mac[4], dst_mac[5]); + + len = sizeof(struct ipa_ioc_add_flt_rule_after) + sizeof(struct ipa_flt_rule_add); + pFilteringTable = (struct ipa_ioc_add_flt_rule_after*)malloc(len); + if (!pFilteringTable) + { + IPACMERR("Failed to allocate ipa_ioc_add_flt_rule_after memory...\n"); + return IPACM_FAILURE; + } + memset(pFilteringTable, 0, len); + + pFilteringTable->commit = 1; + pFilteringTable->ep = rx_prop->rx[0].src_pipe; + pFilteringTable->ip = iptype; + pFilteringTable->num_rules = 1; + pFilteringTable->add_after_hdl = eth_bridge_flt_rule_offset[iptype]; + + /* =========== add first pass flt rule (match dst MAC) ============= */ + rt_tbl.ip = iptype; + snprintf(rt_tbl.name, sizeof(rt_tbl.name), "l2tp"); + IPACMDBG_H("This flt rule points to rt tbl %s.\n", rt_tbl.name); + + if(m_routing.GetRoutingTable(&rt_tbl) == false) + { + IPACMERR("Failed to get routing table.\n"); + return IPACM_FAILURE; + } + + memset(&flt_rule_entry, 0, sizeof(flt_rule_entry)); + flt_rule_entry.at_rear = 1; + + flt_rule_entry.rule.retain_hdr = 0; + flt_rule_entry.rule.to_uc = 0; + flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING; + flt_rule_entry.rule.eq_attrib_type = 0; + flt_rule_entry.rule.rt_tbl_hdl = rt_tbl.hdl; + flt_rule_entry.rule.hashable = false; //WLAN->ETH direction rules are set to non-hashable to keep consistent with the other direction + + memcpy(&flt_rule_entry.rule.attrib, &rx_prop->rx[0].attrib, sizeof(flt_rule_entry.rule.attrib)); + if(tx_prop->tx[0].hdr_l2_type == IPA_HDR_L2_ETHERNET_II) + { + flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_ETHER_II; + } + else + { + flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_MAC_DST_ADDR_802_3; + } + + memcpy(flt_rule_entry.rule.attrib.dst_mac_addr, dst_mac, sizeof(flt_rule_entry.rule.attrib.dst_mac_addr)); + memset(flt_rule_entry.rule.attrib.dst_mac_addr_mask, 0xFF, sizeof(flt_rule_entry.rule.attrib.dst_mac_addr_mask)); + + memcpy(&(pFilteringTable->rules[0]), &flt_rule_entry, sizeof(flt_rule_entry)); + if (false == m_filtering.AddFilteringRuleAfter(pFilteringTable)) + { + IPACMERR("Failed to add first pass filtering rules.\n"); + free(pFilteringTable); + return IPACM_FAILURE; + } + *first_pass_flt_rule_hdl = pFilteringTable->rules[0].flt_rule_hdl; + + /* =========== add second pass flt rule (match VLAN interface IPv6 address at client side) ============= */ + if(*second_pass_flt_rule_hdl != 0) + { + IPACMDBG_H("Second pass flt rule was added before, return.\n"); + free(pFilteringTable); + return IPACM_SUCCESS; + } + + rt_tbl.ip = IPA_IP_v6; + snprintf(rt_tbl.name, sizeof(rt_tbl.name), "l2tp"); + IPACMDBG_H("This flt rule points to rt tbl %s.\n", rt_tbl.name); + + if(m_routing.GetRoutingTable(&rt_tbl) == false) + { + IPACMERR("Failed to get routing table.\n"); + return IPACM_FAILURE; + } + + pFilteringTable->ip = IPA_IP_v6; + pFilteringTable->add_after_hdl = eth_bridge_flt_rule_offset[IPA_IP_v6]; + + memset(&flt_rule_entry, 0, sizeof(flt_rule_entry)); + flt_rule_entry.at_rear = 1; + + flt_rule_entry.rule.retain_hdr = 0; + flt_rule_entry.rule.to_uc = 0; + flt_rule_entry.rule.action = IPA_PASS_TO_ROUTING; + flt_rule_entry.rule.eq_attrib_type = 0; + flt_rule_entry.rule.rt_tbl_hdl = rt_tbl.hdl; + flt_rule_entry.rule.hashable = false; //WLAN->ETH direction rules are set to non-hashable to keep consistent with the other direction + + 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; + + memcpy(flt_rule_entry.rule.attrib.u.v6.dst_addr, vlan_client_ipv6_addr, sizeof(flt_rule_entry.rule.attrib.u.v6.dst_addr)); + memset(flt_rule_entry.rule.attrib.u.v6.dst_addr_mask, 0xFF, sizeof(flt_rule_entry.rule.attrib.u.v6.dst_addr_mask)); + + memcpy(&(pFilteringTable->rules[0]), &flt_rule_entry, sizeof(flt_rule_entry)); + if (false == m_filtering.AddFilteringRuleAfter(pFilteringTable)) + { + IPACMERR("Failed to add client filtering rules.\n"); + free(pFilteringTable); + return IPACM_FAILURE; + } + *second_pass_flt_rule_hdl = pFilteringTable->rules[0].flt_rule_hdl; + + free(pFilteringTable); +#endif + return IPACM_SUCCESS; +} + +/* delete l2tp flt rule on non l2tp interface */ +int IPACM_Lan::del_l2tp_flt_rule(ipa_ip_type iptype, uint32_t first_pass_flt_rule_hdl, uint32_t second_pass_flt_rule_hdl) +{ + if(first_pass_flt_rule_hdl != 0) + { + if(m_filtering.DeleteFilteringHdls(&first_pass_flt_rule_hdl, iptype, 1) == false) + { + return IPACM_FAILURE; + } + } + + if(second_pass_flt_rule_hdl != 0) + { + if(m_filtering.DeleteFilteringHdls(&second_pass_flt_rule_hdl, iptype, 1) == false) + { + return IPACM_FAILURE; + } + } + + return IPACM_SUCCESS; +} + +bool IPACM_Lan::is_unique_local_ipv6_addr(uint32_t* ipv6_addr) +{ + uint32_t ipv6_unique_local_prefix, ipv6_unique_local_prefix_mask; + + if(ipv6_addr == NULL) + { + IPACMERR("IPv6 address is empty.\n"); + return false; + } + IPACMDBG_H("Get ipv6 address with first word 0x%08x.\n", ipv6_addr[0]); + + ipv6_unique_local_prefix = 0xFD000000; + ipv6_unique_local_prefix_mask = 0xFF000000; + if((ipv6_addr[0] & ipv6_unique_local_prefix_mask) == (ipv6_unique_local_prefix & ipv6_unique_local_prefix_mask)) + { + IPACMDBG_H("This IPv6 address is unique local IPv6 address.\n"); + return true; + } + return false; +} +#endif |