591 int TetherController::enableNat(const char* intIface, const char* extIface) {  in enableNat()  argument
592     ALOGV("enableNat(intIface=<%s>, extIface=<%s>)",intIface, extIface);  in enableNat()
594     if (!isIfaceName(intIface) || !isIfaceName(extIface)) {  in enableNat()
599     if (!strcmp(intIface, extIface)) {  in enableNat()
600         ALOGE("Duplicate interface specified: %s %s", intIface, extIface);  in enableNat()
604     if (isForwardingPairEnabled(intIface, extIface)) {  in enableNat()
628     if (setForwardRules(true, intIface, extIface) != 0) {  in enableNat()
672         const std::string& intIface, const std::string& extIface) {  in findForwardingDownstream()  argument
675         if (it->second.iface == intIface) {  in findForwardingDownstream()
682 void TetherController::addForwardingPair(const std::string& intIface, const std::string& extIface) {  in addForwardingPair()  argument
683     ForwardingDownstream* existingEntry = findForwardingDownstream(intIface, extIface);  in addForwardingPair()
690         .iface = intIface,  in addForwardingPair()
696         const std::string& intIface, const std::string& extIface) {  in markForwardingPairDisabled()  argument
697     ForwardingDownstream* existingEntry = findForwardingDownstream(intIface, extIface);  in markForwardingPairDisabled()
706         const std::string& intIface, const std::string& extIface) {  in isForwardingPairEnabled()  argument
707     ForwardingDownstream* existingEntry = findForwardingDownstream(intIface, extIface);  in isForwardingPairEnabled()
744 int TetherController::setForwardRules(bool add, const char *intIface, const char *extIface) {  in setForwardRules()  argument
750         "COMMIT\n", op, LOCAL_RAW_PREROUTING, intIface);  in setForwardRules()
758                          LOCAL_RAW_PREROUTING, intIface),  in setForwardRules()
760                          LOCAL_RAW_PREROUTING, intIface),  in setForwardRules()
764                          LOCAL_FORWARD, extIface, intIface, LOCAL_TETHER_COUNTERS_CHAIN),  in setForwardRules()
766                          intIface, extIface),  in setForwardRules()
767             StringPrintf("%s %s -i %s -o %s -g %s", op, LOCAL_FORWARD, intIface, extIface,  in setForwardRules()
776     if (add && !tetherCountingRuleExists(intIface, extIface)) {  in setForwardRules()
777         v4.push_back(makeTetherCountingRule(intIface, extIface));  in setForwardRules()
778         v4.push_back(makeTetherCountingRule(extIface, intIface));  in setForwardRules()
779         v6.push_back(makeTetherCountingRule(intIface, extIface));  in setForwardRules()
780         v6.push_back(makeTetherCountingRule(extIface, intIface));  in setForwardRules()
799             setForwardRules(false, intIface, extIface);  in setForwardRules()
805         addForwardingPair(intIface, extIface);  in setForwardRules()
807         markForwardingPairDisabled(intIface, extIface);  in setForwardRules()
813 int TetherController::disableNat(const char* intIface, const char* extIface) {  in disableNat()  argument
814     if (!isIfaceName(intIface) || !isIfaceName(extIface)) {  in disableNat()
819     setForwardRules(false, intIface, extIface);  in disableNat()
983         if (!stats.intIface[0]) {  in addForwardChainStats()
986             stats.intIface = iface0;  in addForwardChainStats()
990         } else if (stats.intIface == iface1 && stats.extIface == iface0) {  in addForwardChainStats()