diff options
Diffstat (limited to 'data-ipa-cfg-mgr/ipacm/src/IPACM_Iface.cpp')
| -rw-r--r-- | data-ipa-cfg-mgr/ipacm/src/IPACM_Iface.cpp | 1053 |
1 files changed, 0 insertions, 1053 deletions
diff --git a/data-ipa-cfg-mgr/ipacm/src/IPACM_Iface.cpp b/data-ipa-cfg-mgr/ipacm/src/IPACM_Iface.cpp deleted file mode 100644 index 512846f..0000000 --- a/data-ipa-cfg-mgr/ipacm/src/IPACM_Iface.cpp +++ /dev/null @@ -1,1053 +0,0 @@ -/* -Copyright (c) 2013-2018, 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.Z -*/ -/*! - @file - IPACM_Iface.cpp - - @brief - This file implements the basis Iface functionality. - - @Author - Skylar Chang - -*/ -#include <fcntl.h> -#include <sys/ioctl.h> -#include <IPACM_Netlink.h> -#include <IPACM_Iface.h> -#include <IPACM_Lan.h> -#include <IPACM_Wan.h> -#include <IPACM_Wlan.h> -#include <string.h> - -extern "C" -{ -#include <ifaddrs.h> -} - - -const char *IPACM_Iface::DEVICE_NAME = "/dev/ipa"; -IPACM_Routing IPACM_Iface::m_routing; -IPACM_Filtering IPACM_Iface::m_filtering; -IPACM_Header IPACM_Iface::m_header; - -IPACM_Config *IPACM_Iface::ipacmcfg = IPACM_Config::GetInstance(); - -IPACM_Iface::IPACM_Iface(int iface_index) -{ - ip_type = IPACM_IP_NULL; /* initially set invalid */ - num_dft_rt_v6 = 0; - softwarerouting_act = false; - ipa_if_num = iface_index; - ipa_if_cate = IPACM_Iface::ipacmcfg->iface_table[iface_index].if_cat; - - iface_query = NULL; - tx_prop = NULL; - rx_prop = NULL; - - memcpy(dev_name, - IPACM_Iface::ipacmcfg->iface_table[iface_index].iface_name, - sizeof(IPACM_Iface::ipacmcfg->iface_table[iface_index].iface_name)); - - memset(dft_v4fl_rule_hdl, 0, sizeof(dft_v4fl_rule_hdl)); - memset(dft_v6fl_rule_hdl, 0, sizeof(dft_v6fl_rule_hdl)); - - memset(dft_rt_rule_hdl, 0, sizeof(dft_rt_rule_hdl)); - memset(software_routing_fl_rule_hdl, 0, sizeof(software_routing_fl_rule_hdl)); - memset(ipv6_addr, 0, sizeof(ipv6_addr)); - - query_iface_property(); - IPACMDBG_H(" create iface-index(%d) constructor\n", ipa_if_num); - return; -} - -/* software routing enable */ -int IPACM_Iface::handle_software_routing_enable(void) -{ - - int res = IPACM_SUCCESS; - struct ipa_flt_rule_add flt_rule_entry; - ipa_ioc_add_flt_rule *m_pFilteringTable; - - IPACMDBG("\n"); - if (softwarerouting_act == true) - { - IPACMDBG("already setup software_routing rule for (%s)iface ip-family %d\n", - IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].iface_name, ip_type); - return IPACM_SUCCESS; - } - - if(rx_prop == NULL) - { - IPACMDBG("No rx properties registered for iface %s\n", dev_name); - return IPACM_SUCCESS; - } - - 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) - { - IPACMERR("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->num_rules = (uint8_t)1; - - - /* Configuring Software-Routing Filtering Rule */ - memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add)); - - flt_rule_entry.at_rear = false; - 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)); - - memcpy(&(m_pFilteringTable->rules[0]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - - /* check iface is v4 or v6 or both*/ -// if (ip_type == IPA_IP_MAX) -// { - /* handle v4 */ - m_pFilteringTable->ip = IPA_IP_v4; - if (false == m_filtering.AddFilteringRule(m_pFilteringTable)) - { - IPACMERR("Error Adding Filtering rule, aborting...\n"); - res = IPACM_FAILURE; - goto fail; - } - else if (m_pFilteringTable->rules[0].status) - { - IPACMERR("adding flt rule failed status=0x%x\n", m_pFilteringTable->rules[0].status); - res = IPACM_FAILURE; - goto fail; - } - - IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, 1); - IPACMDBG("soft-routing flt rule hdl0=0x%x\n", m_pFilteringTable->rules[0].flt_rule_hdl); - /* copy filter hdls */ - software_routing_fl_rule_hdl[0] = m_pFilteringTable->rules[0].flt_rule_hdl; - - - /* handle v6*/ - m_pFilteringTable->ip = IPA_IP_v6; - if (false == m_filtering.AddFilteringRule(m_pFilteringTable)) - { - IPACMERR("Error Adding Filtering rule, aborting...\n"); - res = IPACM_FAILURE; - goto fail; - } - else if (m_pFilteringTable->rules[0].status) - { - IPACMDBG("adding flt rule failed status=0x%x\n", m_pFilteringTable->rules[0].status); - res = IPACM_FAILURE; - goto fail; - } - - IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1); - IPACMDBG("soft-routing flt rule hdl0=0x%x\n", m_pFilteringTable->rules[0].flt_rule_hdl); - /* copy filter hdls */ - software_routing_fl_rule_hdl[1] = m_pFilteringTable->rules[0].flt_rule_hdl; - softwarerouting_act = true; -#if 0 - } - else - { - if (ip_type == IPA_IP_v4) - { - m_pFilteringTable->ip = IPA_IP_v4; - } - else - { - m_pFilteringTable->ip = IPA_IP_v6; - } - - if (false == m_filtering.AddFilteringRule(m_pFilteringTable)) - { - IPACMERR("Error Adding Filtering rule, aborting...\n"); - res = IPACM_FAILURE; - goto fail; - } - else if (m_pFilteringTable->rules[0].status) - { - IPACMERR("adding flt rule failed status=0x%x\n", m_pFilteringTable->rules[0].status); - res = IPACM_FAILURE; - goto fail; - } - - IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, ip_type, 1); - IPACMDBG("soft-routing flt rule hdl0=0x%x\n", m_pFilteringTable->rules[0].flt_rule_hdl); - /* copy filter hdls */ - if (ip_type == IPA_IP_v4) - { - software_routing_fl_rule_hdl[0] = m_pFilteringTable->rules[0].flt_rule_hdl; - } - else - { - software_routing_fl_rule_hdl[1] = m_pFilteringTable->rules[0].flt_rule_hdl; - } - softwarerouting_act = true; - } -#endif - -fail: - free(m_pFilteringTable); - - return res; -} - -/* software routing disable */ -int IPACM_Iface::handle_software_routing_disable(void) -{ - int res = IPACM_SUCCESS; - - if (rx_prop == NULL) - { - IPACMDBG("No rx properties registered for iface %s\n", dev_name); - return IPACM_SUCCESS; - } - - if (softwarerouting_act == false) - { - IPACMDBG("already delete software_routing rule for (%s)iface ip-family %d\n", IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].iface_name, ip_type); - return IPACM_SUCCESS; - } - -// if (ip_type == IPA_IP_MAX) -// { - /* ipv4 case */ - if (m_filtering.DeleteFilteringHdls(&software_routing_fl_rule_hdl[0], - IPA_IP_v4, 1) == false) - { - IPACMERR("Error Adding Filtering rule, aborting...\n"); - res = IPACM_FAILURE; - goto fail; - } - IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, 1); - - /* ipv6 case */ - if (m_filtering.DeleteFilteringHdls(&software_routing_fl_rule_hdl[1], - IPA_IP_v6, 1) == false) - { - IPACMERR("Error Adding Filtering rule, aborting...\n"); - res = IPACM_FAILURE; - goto fail; - } - IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, 1); - softwarerouting_act = false; -#if 0 - } - else - { - if (ip_type == IPA_IP_v4) - { - ip = IPA_IP_v4; - } - else - { - ip = IPA_IP_v6; - } - - - if (ip_type == IPA_IP_v4) - { - flt_hdl = software_routing_fl_rule_hdl[0]; - } - else - { - flt_hdl = software_routing_fl_rule_hdl[1]; - } - - if (m_filtering.DeleteFilteringHdls(&flt_hdl, ip, 1) == false) - { - IPACMERR("Error Adding Filtering rule, aborting...\n"); - res = IPACM_FAILURE; - goto fail; - } - IPACM_Iface::ipacmcfg->decreaseFltRuleCount(rx_prop->rx[0].src_pipe, ip, 1); - softwarerouting_act = false; - } -#endif - -fail: - return res; -} - -/* Query ipa_interface_index by given linux interface_index */ -int IPACM_Iface::iface_ipa_index_query -( - int interface_index -) -{ - int fd; - int link = INVALID_IFACE; - int i = 0; - struct ifreq ifr; - - - if(IPACM_Iface::ipacmcfg->iface_table == NULL) - { - IPACMERR("Iface table in IPACM_Config is not available.\n"); - return link; - } - - /* Search known linux interface-index and map to IPA interface-index*/ - for (i = 0; i < IPACM_Iface::ipacmcfg->ipa_num_ipa_interfaces; i++) - { - if (interface_index == IPACM_Iface::ipacmcfg->iface_table[i].netlink_interface_index) - { - link = i; - IPACMDBG("Interface (%s) found: linux(%d) ipa(%d) \n", - IPACM_Iface::ipacmcfg->iface_table[i].iface_name, - IPACM_Iface::ipacmcfg->iface_table[i].netlink_interface_index, - link); - return link; - break; - } - } - - /* Search/Configure linux interface-index and map it to IPA interface-index */ - if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) - { - PERROR("get interface name socket create failed"); - return IPACM_FAILURE; - } - - memset(&ifr, 0, sizeof(struct ifreq)); - - ifr.ifr_ifindex = interface_index; - IPACMDBG_H("Interface index %d\n", interface_index); - - if (ioctl(fd, SIOCGIFNAME, &ifr) < 0) - { - PERROR("call_ioctl_on_dev: ioctl failed:"); - close(fd); - return IPACM_FAILURE; - } - close(fd); - - IPACMDBG_H("Received interface name %s\n", ifr.ifr_name); - for (i = 0; i < IPACM_Iface::ipacmcfg->ipa_num_ipa_interfaces; i++) - { - if (strncmp(ifr.ifr_name, - IPACM_Iface::ipacmcfg->iface_table[i].iface_name, - sizeof(IPACM_Iface::ipacmcfg->iface_table[i].iface_name)) == 0) - { - IPACMDBG_H("Interface (%s) linux(%d) mapped to ipa(%d) \n", ifr.ifr_name, - IPACM_Iface::ipacmcfg->iface_table[i].netlink_interface_index, i); - - link = i; - IPACM_Iface::ipacmcfg->iface_table[i].netlink_interface_index = interface_index; - break; - } - } - - return link; -} - -/* Query ipa_interface ipv4_addr by given linux interface_index */ -void IPACM_Iface::iface_addr_query -( - int interface_index -) -{ - int fd; - struct ifreq ifr; - struct ifaddrs *myaddrs, *ifa; - ipacm_cmd_q_data evt_data; - ipacm_event_data_addr *data_addr; - struct in_addr iface_ipv4; - - /* use linux interface-index to find interface name */ - if ((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) - { - PERROR("get interface name socket create failed"); - return ; - } - - memset(&ifr, 0, sizeof(struct ifreq)); - - ifr.ifr_ifindex = interface_index; - IPACMDBG_H("Interface index %d\n", interface_index); - - if (ioctl(fd, SIOCGIFNAME, &ifr) < 0) - { - PERROR("call_ioctl_on_dev: ioctl failed:"); - close(fd); - return ; - } - IPACMDBG_H("Interface index %d name: %s\n", interface_index,ifr.ifr_name); - close(fd); - - /* query ipv4/v6 address */ - if(getifaddrs(&myaddrs) != 0) - { - IPACMERR("getifaddrs"); - return ; - } - - for (ifa = myaddrs; ifa != NULL; ifa = ifa->ifa_next) - { - if (ifa->ifa_addr == NULL) - continue; - if (!(ifa->ifa_flags & IFF_UP)) - continue; - - if(strcmp(ifr.ifr_name,ifa->ifa_name) == 0) // find current iface - { - IPACMDBG_H("Internal post new_addr event for iface %s\n", ifa->ifa_name); - switch (ifa->ifa_addr->sa_family) - { - case AF_INET: - { - struct sockaddr_in *s4 = (struct sockaddr_in *)ifa->ifa_addr; - IPACMDBG_H("ipv4 address %s\n",inet_ntoa(s4->sin_addr)); - iface_ipv4 = s4->sin_addr; - /* post new_addr event to command queue */ - data_addr = (ipacm_event_data_addr *)malloc(sizeof(ipacm_event_data_addr)); - if(data_addr == NULL) - { - IPACMERR("unable to allocate memory for event data_addr\n"); - freeifaddrs(myaddrs); - return ; - } - memset(data_addr, 0, sizeof(ipacm_event_data_addr)); - data_addr->iptype = IPA_IP_v4; - data_addr->if_index = interface_index; - data_addr->ipv4_addr = iface_ipv4.s_addr; - data_addr->ipv4_addr = ntohl(data_addr->ipv4_addr); - strlcpy(data_addr->iface_name, ifr.ifr_name, sizeof(data_addr->iface_name)); - IPACMDBG_H("Posting IPA_ADDR_ADD_EVENT with if index:%d, if name:%s, ipv4 addr:0x%x\n", - data_addr->if_index, - data_addr->iface_name, - data_addr->ipv4_addr); - - evt_data.event = IPA_ADDR_ADD_EVENT; - evt_data.evt_data = data_addr; - IPACM_EvtDispatcher::PostEvt(&evt_data); - break; - } - - case AF_INET6: - { - struct sockaddr_in6 *s6 = (struct sockaddr_in6 *)ifa->ifa_addr; - /* post new_addr event to command queue */ - data_addr = (ipacm_event_data_addr *)malloc(sizeof(ipacm_event_data_addr)); - if(data_addr == NULL) - { - IPACMERR("unable to allocate memory for event data_addr\n"); - freeifaddrs(myaddrs); - return ; - } - memset(data_addr, 0, sizeof(ipacm_event_data_addr)); - data_addr->iptype = IPA_IP_v6; - data_addr->if_index = interface_index; - memcpy(data_addr->ipv6_addr, - &s6->sin6_addr, - sizeof(data_addr->ipv6_addr)); - data_addr->ipv6_addr[0] = ntohl(data_addr->ipv6_addr[0]); - data_addr->ipv6_addr[1] = ntohl(data_addr->ipv6_addr[1]); - data_addr->ipv6_addr[2] = ntohl(data_addr->ipv6_addr[2]); - data_addr->ipv6_addr[3] = ntohl(data_addr->ipv6_addr[3]); - strlcpy(data_addr->iface_name, ifr.ifr_name, sizeof(data_addr->iface_name)); - IPACMDBG_H("Posting IPA_ADDR_ADD_EVENT with if index:%d, if name:%s, ipv6 addr:0x%x:%x:%x:%x\n", - data_addr->if_index, - data_addr->iface_name, - data_addr->ipv6_addr[0], data_addr->ipv6_addr[1], data_addr->ipv6_addr[2], data_addr->ipv6_addr[3]); - - evt_data.event = IPA_ADDR_ADD_EVENT; - evt_data.evt_data = data_addr; - IPACM_EvtDispatcher::PostEvt(&evt_data); - break; - } - - default: - continue; - } - } - } - freeifaddrs(myaddrs); - return ; -} - -/*Query the IPA endpoint property */ -int IPACM_Iface::query_iface_property(void) -{ - int res = IPACM_SUCCESS, fd = 0; - uint32_t cnt=0; - - fd = open(DEVICE_NAME, O_RDWR); - IPACMDBG("iface query-property \n"); - if (0 == fd) - { - IPACMERR("Failed opening %s.\n", DEVICE_NAME); - return IPACM_FAILURE; - } - - iface_query = (struct ipa_ioc_query_intf *) - calloc(1, sizeof(struct ipa_ioc_query_intf)); - if(iface_query == NULL) - { - IPACMERR("Unable to allocate iface_query memory.\n"); - close(fd); - return IPACM_FAILURE; - } - IPACMDBG_H("iface name %s\n", dev_name); - memcpy(iface_query->name, dev_name, sizeof(dev_name)); - - if (ioctl(fd, IPA_IOC_QUERY_INTF, iface_query) < 0) - { - PERROR("ioctl IPA_IOC_QUERY_INTF failed\n"); - /* iface_query memory will free when iface-down*/ - res = IPACM_FAILURE; - } - - if(iface_query->num_tx_props > 0) - { - tx_prop = (struct ipa_ioc_query_intf_tx_props *) - calloc(1, sizeof(struct ipa_ioc_query_intf_tx_props) + - iface_query->num_tx_props * sizeof(struct ipa_ioc_tx_intf_prop)); - if(tx_prop == NULL) - { - IPACMERR("Unable to allocate tx_prop memory.\n"); - close(fd); - return IPACM_FAILURE; - } - memcpy(tx_prop->name, dev_name, sizeof(tx_prop->name)); - tx_prop->num_tx_props = iface_query->num_tx_props; - - if (ioctl(fd, IPA_IOC_QUERY_INTF_TX_PROPS, tx_prop) < 0) - { - PERROR("ioctl IPA_IOC_QUERY_INTF_TX_PROPS failed\n"); - /* tx_prop memory will free when iface-down*/ - res = IPACM_FAILURE; - } - - if (res != IPACM_FAILURE) - { - for (cnt = 0; cnt < tx_prop->num_tx_props; cnt++) - { - IPACMDBG_H("Tx(%d):attrib-mask:0x%x, ip-type: %d, dst_pipe: %d, alt_dst_pipe: %d, header: %s\n", - cnt, tx_prop->tx[cnt].attrib.attrib_mask, - tx_prop->tx[cnt].ip, tx_prop->tx[cnt].dst_pipe, - tx_prop->tx[cnt].alt_dst_pipe, - tx_prop->tx[cnt].hdr_name); - - if (tx_prop->tx[cnt].dst_pipe == 0) - { - IPACMERR("Tx(%d): wrong tx property: dst_pipe: 0.\n", cnt); - close(fd); - return IPACM_FAILURE; - } - if (tx_prop->tx[cnt].alt_dst_pipe == 0 && - ((memcmp(dev_name, "wlan0", sizeof("wlan0")) == 0) || - (memcmp(dev_name, "wlan1", sizeof("wlan1")) == 0))) - { - IPACMERR("Tx(%d): wrong tx property: alt_dst_pipe: 0. \n", cnt); - close(fd); - return IPACM_FAILURE; - } - - } - } - - } - - if (iface_query->num_rx_props > 0) - { - rx_prop = (struct ipa_ioc_query_intf_rx_props *) - calloc(1, sizeof(struct ipa_ioc_query_intf_rx_props) + - iface_query->num_rx_props * sizeof(struct ipa_ioc_rx_intf_prop)); - if(rx_prop == NULL) - { - IPACMERR("Unable to allocate rx_prop memory.\n"); - close(fd); - return IPACM_FAILURE; - } - memcpy(rx_prop->name, dev_name, - sizeof(rx_prop->name)); - rx_prop->num_rx_props = iface_query->num_rx_props; - - if (ioctl(fd, IPA_IOC_QUERY_INTF_RX_PROPS, rx_prop) < 0) - { - PERROR("ioctl IPA_IOC_QUERY_INTF_RX_PROPS failed\n"); - /* rx_prop memory will free when iface-down*/ - res = IPACM_FAILURE; - } - - if (res != IPACM_FAILURE) - { - for (cnt = 0; cnt < rx_prop->num_rx_props; cnt++) - { - IPACMDBG_H("Rx(%d):attrib-mask:0x%x, ip-type: %d, src_pipe: %d\n", - cnt, rx_prop->rx[cnt].attrib.attrib_mask, rx_prop->rx[cnt].ip, rx_prop->rx[cnt].src_pipe); - } - } - } - - close(fd); - return res; -} - -/*Configure the initial filter rules */ -int IPACM_Iface::init_fl_rule(ipa_ip_type iptype) -{ - - int res = IPACM_SUCCESS, len = 0; - struct ipa_flt_rule_add flt_rule_entry; - ipa_ioc_add_flt_rule *m_pFilteringTable; - - /* Adding this hack because WLAN may not registered for Rx-endpoint, other ifaces will always have*/ - const char *dev_wlan0="wlan0"; - const char *dev_wlan1="wlan1"; - const char *dev_ecm0="ecm0"; - - /* ADD corresponding ipa_rm_resource_name of RX-endpoint before adding all IPV4V6 FT-rules */ - if((IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat== WAN_IF) || (IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat== EMBMS_IF)) - { - IPACMDBG_H(" NOT add producer dependency on dev %s with registered rx-prop cat:%d \n", dev_name, IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].if_cat); - } - else - { - if(IPACM_Iface::ipacmcfg->GetIPAVer() >= IPA_HW_None && IPACM_Iface::ipacmcfg->GetIPAVer() < IPA_HW_v4_0) - { - 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->AddRmDepend(IPACM_Iface::ipacmcfg->ipa_client_rm_map_tbl[rx_prop->rx[0].src_pipe],false); - } - else - { - /* only wlan may take software-path, not register Rx-property*/ - if(strcmp(dev_name,dev_wlan0) == 0 || strcmp(dev_name,dev_wlan1) == 0) - { - IPACMDBG_H("dev %s add producer dependency\n", dev_name); - IPACMDBG_H("depend Got piperm index : %d \n", IPA_RM_RESOURCE_HSIC_PROD); - IPACM_Iface::ipacmcfg->AddRmDepend(IPA_RM_RESOURCE_HSIC_PROD,true); - } - if(strcmp(dev_name,dev_ecm0) == 0) - { - IPACMDBG_H("dev %s add producer dependency\n", dev_name); - IPACMDBG_H("depend Got piperm index : %d \n", IPA_RM_RESOURCE_USB_PROD); - IPACM_Iface::ipacmcfg->AddRmDepend(IPA_RM_RESOURCE_USB_PROD,true); - } - } - } - } - if (rx_prop == NULL) - { - IPACMDBG_H("No rx properties registered for iface %s\n", dev_name); - return IPACM_SUCCESS; - } - - /* construct ipa_ioc_add_flt_rule with default filter rules */ - if (iptype == IPA_IP_v4) - { - len = sizeof(struct ipa_ioc_add_flt_rule) + - (IPV4_DEFAULT_FILTERTING_RULES * sizeof(struct ipa_flt_rule_add)); - - m_pFilteringTable = (struct ipa_ioc_add_flt_rule *)calloc(1, len); - if (!m_pFilteringTable) - { - IPACMERR("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 = iptype; - m_pFilteringTable->num_rules = (uint8_t)IPV4_DEFAULT_FILTERTING_RULES; - - /* Configuring Fragment Filtering Rule */ - memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add)); - - flt_rule_entry.rule.retain_hdr = 1; - 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.at_rear = false; - flt_rule_entry.rule.hashable = false; -#endif - IPACMDBG_H("rx property attrib mask:0x%x\n", rx_prop->rx[0].attrib.attrib_mask); - 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_FRAGMENT; - memcpy(&(m_pFilteringTable->rules[0]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - - /* Configuring Multicast Filtering Rule */ - 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 = 0xF0000000; - flt_rule_entry.rule.attrib.u.v4.dst_addr = 0xE0000000; -#ifdef FEATURE_IPA_V3 - flt_rule_entry.at_rear = true; - flt_rule_entry.rule.hashable = true; -#endif - memcpy(&(m_pFilteringTable->rules[1]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - - /* Configuring Broadcast Filtering Rule */ - flt_rule_entry.rule.attrib.u.v4.dst_addr_mask = 0xFFFFFFFF; - flt_rule_entry.rule.attrib.u.v4.dst_addr = 0xFFFFFFFF; -#ifdef FEATURE_IPA_V3 - flt_rule_entry.at_rear = true; - flt_rule_entry.rule.hashable = true; -#endif - memcpy(&(m_pFilteringTable->rules[2]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - - if (false == m_filtering.AddFilteringRule(m_pFilteringTable)) - { - IPACMERR("Error Adding Filtering rule, aborting...\n"); - res = IPACM_FAILURE; - goto fail; - } - else - { - IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v4, IPV4_DEFAULT_FILTERTING_RULES); - /* copy filter hdls */ - for (int i = 0; i < IPV4_DEFAULT_FILTERTING_RULES; i++) - { - if (m_pFilteringTable->rules[i].status == 0) - { - dft_v4fl_rule_hdl[i] = m_pFilteringTable->rules[i].flt_rule_hdl; - IPACMDBG_H("Default v4 filter Rule %d HDL:0x%x\n", i, dft_v4fl_rule_hdl[i]); - } - else - { - IPACMERR("Failed adding default v4 Filtering rule %d\n", i); - } - } - } - } - else - { - len = sizeof(struct ipa_ioc_add_flt_rule) + - (IPV6_DEFAULT_FILTERTING_RULES * sizeof(struct ipa_flt_rule_add)); - - m_pFilteringTable = (struct ipa_ioc_add_flt_rule *)calloc(1, len); - if (!m_pFilteringTable) - { - IPACMERR("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 = iptype; - m_pFilteringTable->num_rules = (uint8_t)IPV6_DEFAULT_FILTERTING_RULES; - - memset(&flt_rule_entry, 0, sizeof(struct ipa_flt_rule_add)); - - flt_rule_entry.rule.retain_hdr = 1; - 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; - /* Configuring Multicast Filtering Rule */ - 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] = 0xFF000000; - 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] = 0XFF000000; - 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; -#ifdef FEATURE_IPA_V3 - flt_rule_entry.at_rear = true; - flt_rule_entry.rule.hashable = true; -#endif - memcpy(&(m_pFilteringTable->rules[0]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - - /* Configuring fe80::/10 Link-Scoped Unicast Filtering Rule */ - flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[0] = 0XFFC00000; - 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] = 0xFE800000; - 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; -#ifdef FEATURE_IPA_V3 - flt_rule_entry.at_rear = true; - flt_rule_entry.rule.hashable = true; -#endif - memcpy(&(m_pFilteringTable->rules[1]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - - /* Configuring fec0::/10 Reserved by IETF Filtering Rule */ - flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[0] = 0XFFC00000; - 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] = 0xFEC00000; - 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; -#ifdef FEATURE_IPA_V3 - flt_rule_entry.at_rear = true; - flt_rule_entry.rule.hashable = true; -#endif - memcpy(&(m_pFilteringTable->rules[2]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - - /* Configuring fd00::/8 Unique Local Ipv6 Address */ - flt_rule_entry.rule.attrib.u.v6.dst_addr_mask[0] = 0xFF000000; - 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] = 0xFD000000; - 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; -#ifdef FEATURE_IPA_V3 - flt_rule_entry.at_rear = true; - flt_rule_entry.rule.hashable = true; -#endif - memcpy(&(m_pFilteringTable->rules[3]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - -#ifdef FEATURE_IPA_ANDROID - /* Add the ipv6 tcp fragment filtering rule. */ - - IPACMDBG_H("Adding IPv6 TCP fragment filter rule\n"); - - flt_rule_entry.rule.attrib.attrib_mask &= ~((uint32_t)IPA_FLT_DST_ADDR); - - flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_NEXT_HDR; - flt_rule_entry.rule.attrib.u.v6.next_hdr = IPACM_FIREWALL_IPPROTO_TCP; - - flt_rule_entry.rule.attrib.attrib_mask |= IPA_FLT_FRAGMENT; - - memcpy(&(m_pFilteringTable->rules[4]), &flt_rule_entry, - sizeof(struct ipa_flt_rule_add)); - - IPACMDBG_H("Add TCP ctrl rules: total num %d\n", IPV6_DEFAULT_FILTERTING_RULES); - 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.retain_hdr = 1; - flt_rule_entry.rule.to_uc = 0; - flt_rule_entry.rule.action = IPA_PASS_TO_EXCEPTION; - flt_rule_entry.rule.eq_attrib_type = 1; - flt_rule_entry.rule.eq_attrib.rule_eq_bitmap = 0; - - if(rx_prop->rx[0].attrib.attrib_mask & IPA_FLT_META_DATA) - { -#ifdef FEATURE_IPA_V3 - flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<9); -#else - flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<14); -#endif - 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; - } - - flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<1); - flt_rule_entry.rule.eq_attrib.protocol_eq_present = 1; - flt_rule_entry.rule.eq_attrib.protocol_eq = IPACM_FIREWALL_IPPROTO_TCP; - -#ifdef FEATURE_IPA_V3 - flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<7); -#else - flt_rule_entry.rule.eq_attrib.rule_eq_bitmap |= (1<<8); -#endif - flt_rule_entry.rule.eq_attrib.num_ihl_offset_meq_32 = 1; - flt_rule_entry.rule.eq_attrib.ihl_offset_meq_32[0].offset = 12; - - /* add TCP FIN rule*/ - flt_rule_entry.rule.eq_attrib.ihl_offset_meq_32[0].value = (((uint32_t)1)<<TCP_FIN_SHIFT); - flt_rule_entry.rule.eq_attrib.ihl_offset_meq_32[0].mask = (((uint32_t)1)<<TCP_FIN_SHIFT); - memcpy(&(m_pFilteringTable->rules[5]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - - /* add TCP SYN rule*/ - flt_rule_entry.rule.eq_attrib.ihl_offset_meq_32[0].value = (((uint32_t)1)<<TCP_SYN_SHIFT); - flt_rule_entry.rule.eq_attrib.ihl_offset_meq_32[0].mask = (((uint32_t)1)<<TCP_SYN_SHIFT); - memcpy(&(m_pFilteringTable->rules[6]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - - /* add TCP RST rule*/ - flt_rule_entry.rule.eq_attrib.ihl_offset_meq_32[0].value = (((uint32_t)1)<<TCP_RST_SHIFT); - flt_rule_entry.rule.eq_attrib.ihl_offset_meq_32[0].mask = (((uint32_t)1)<<TCP_RST_SHIFT); - memcpy(&(m_pFilteringTable->rules[7]), &flt_rule_entry, sizeof(struct ipa_flt_rule_add)); - -#endif - if (m_filtering.AddFilteringRule(m_pFilteringTable) == false) - { - IPACMERR("Error Adding Filtering rule, aborting...\n"); - res = IPACM_FAILURE; - goto fail; - } - else - { - IPACM_Iface::ipacmcfg->increaseFltRuleCount(rx_prop->rx[0].src_pipe, IPA_IP_v6, IPV6_DEFAULT_FILTERTING_RULES); - /* copy filter hdls */ - for (int i = 0; - i < IPV6_DEFAULT_FILTERTING_RULES; - i++) - { - if (m_pFilteringTable->rules[i].status == 0) - { - dft_v6fl_rule_hdl[i] = m_pFilteringTable->rules[i].flt_rule_hdl; - IPACMDBG_H("Default v6 Filter Rule %d HDL:0x%x\n", i, dft_v6fl_rule_hdl[i]); - } - else - { - IPACMERR("Failing adding v6 default IPV6 rule %d\n", i); - } - } - } - } - - /* 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 for ip-family %d \n", dev_name, iptype); - IPACM_Iface::ipacmcfg->AddNatIfaces(dev_name, iptype); - } - -fail: - free(m_pFilteringTable); - - return res; -} - -/* get ipa interface name */ -int IPACM_Iface::ipa_get_if_index -( - char * if_name, - int * if_index -) -{ - int fd; - struct ifreq ifr; - - if((fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) - { - IPACMERR("get interface index socket create failed \n"); - return IPACM_FAILURE; - } - - if(strlen(if_name) >= sizeof(ifr.ifr_name)) - { - IPACMERR("interface name overflows: len %zu\n", strlen(if_name)); - close(fd); - return IPACM_FAILURE; - } - - memset(&ifr, 0, sizeof(struct ifreq)); - (void)strlcpy(ifr.ifr_name, if_name, sizeof(ifr.ifr_name)); - IPACMDBG_H("interface name (%s)\n", if_name); - - if(ioctl(fd,SIOCGIFINDEX , &ifr) < 0) - { - IPACMERR("call_ioctl_on_dev: ioctl failed, interface name (%s):\n", ifr.ifr_name); - close(fd); - return IPACM_FAILURE; - } - - *if_index = ifr.ifr_ifindex; - IPACMDBG_H("Interface index %d\n", *if_index); - close(fd); - return IPACM_SUCCESS; -} - -void IPACM_Iface::config_ip_type(ipa_ip_type iptype) -{ - /* update the iface ip-type to be IPA_IP_v4, IPA_IP_v6 or both*/ - if (iptype == IPA_IP_v4) - { - if ((ip_type == IPA_IP_v4) || (ip_type == IPA_IP_MAX)) - { - IPACMDBG_H(" interface(%s:%d) already in ip-type %d\n", dev_name, ipa_if_num, ip_type); - return; - } - - if (ip_type == IPA_IP_v6) - { - ip_type = IPA_IP_MAX; - } - else - { - ip_type = IPA_IP_v4; - } - IPACMDBG_H(" interface(%s:%d) now ip-type is %d\n", dev_name, ipa_if_num, ip_type); - } - else - { - if ((ip_type == IPA_IP_v6) || (ip_type == IPA_IP_MAX)) - { - IPACMDBG_H(" interface(%s:%d) already in ip-type %d\n", dev_name, ipa_if_num, ip_type); - return; - } - - if (ip_type == IPA_IP_v4) - { - ip_type = IPA_IP_MAX; - } - else - { - ip_type = IPA_IP_v6; - } - - IPACMDBG_H(" interface(%s:%d) now ip-type is %d\n", dev_name, ipa_if_num, ip_type); - } - - return; -} - -void IPACM_Iface::delete_iface(void) -{ - IPACMDBG_H("netdev (%s):ipa_index (%d) instance close \n", - IPACM_Iface::ipacmcfg->iface_table[ipa_if_num].iface_name, ipa_if_num); - delete this; -} |