1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include <errno.h> 18 #include <stdio.h> 19 #include <stdlib.h> 20 #include <string.h> 21 22 #include <android-base/logging.h> 23 24 #include <sysutils/NetlinkEvent.h> 25 #include "NetlinkHandler.h" 26 #include "VolumeManager.h" 27 NetlinkHandler(int listenerSocket)28NetlinkHandler::NetlinkHandler(int listenerSocket) : NetlinkListener(listenerSocket) {} 29 ~NetlinkHandler()30NetlinkHandler::~NetlinkHandler() {} 31 start()32int NetlinkHandler::start() { 33 return this->startListener(); 34 } 35 stop()36int NetlinkHandler::stop() { 37 return this->stopListener(); 38 } 39 onEvent(NetlinkEvent * evt)40void NetlinkHandler::onEvent(NetlinkEvent* evt) { 41 VolumeManager* vm = VolumeManager::Instance(); 42 const char* subsys = evt->getSubsystem(); 43 44 if (!subsys) { 45 LOG(WARNING) << "No subsystem found in netlink event"; 46 return; 47 } 48 49 if (std::string(subsys) == "block") { 50 vm->handleBlockEvent(evt); 51 } 52 } 53