NetlinkHandler.cpp revision a976656ff90291b9437a4d37b48e82abcd48195e 
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 <stdio.h>
18#include <stdlib.h>
19#include <errno.h>
20#include <string.h>
21
22#define LOG_TAG "Vold"
23
24#include <cutils/log.h>
25
26#include <sysutils/NetlinkEvent.h>
27#include "NetlinkHandler.h"
28#include "VolumeManager.h"
29
30NetlinkHandler::NetlinkHandler(int listenerSocket) :
31                NetlinkListener(listenerSocket) {
32}
33
34NetlinkHandler::~NetlinkHandler() {
35}
36
37int NetlinkHandler::start() {
38    return this->startListener();
39}
40
41int NetlinkHandler::stop() {
42    return this->stopListener();
43}
44
45void NetlinkHandler::onEvent(NetlinkEvent *evt) {
46    VolumeManager *vm = VolumeManager::Instance();
47    const char *subsys = evt->getSubsystem();
48
49    if (!subsys) {
50        SLOGW("No subsystem found in netlink event");
51        return;
52    }
53
54    if (!strcmp(subsys, "block")) {
55        vm->handleBlockEvent(evt);
56    }
57}
58