1 /*
2  * Copyright (C) 2014 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 "Network.h"
18 
19 #define LOG_TAG "Netd"
20 #include "log/log.h"
21 
22 #include <android-base/strings.h>
23 #include <sstream>
24 
25 namespace android {
26 namespace net {
27 
~Network()28 Network::~Network() {
29     if (!mInterfaces.empty()) {
30         ALOGE("deleting network with netId %u without clearing its interfaces", mNetId);
31     }
32 }
33 
getNetId() const34 unsigned Network::getNetId() const {
35     return mNetId;
36 }
37 
hasInterface(const std::string & interface) const38 bool Network::hasInterface(const std::string& interface) const {
39     return mInterfaces.find(interface) != mInterfaces.end();
40 }
41 
getInterfaces() const42 const std::set<std::string>& Network::getInterfaces() const {
43     return mInterfaces;
44 }
45 
clearInterfaces()46 int Network::clearInterfaces() {
47     while (!mInterfaces.empty()) {
48         // Make a copy of the string, so removeInterface() doesn't lose its parameter when it
49         // removes the string from the set.
50         std::string interface = *mInterfaces.begin();
51         if (int ret = removeInterface(interface)) {
52             return ret;
53         }
54     }
55     return 0;
56 }
57 
toString() const58 std::string Network::toString() const {
59     const char kSeparator[] = " ";
60     std::stringstream repr;
61 
62     repr << mNetId;
63 
64     repr << kSeparator;
65     switch (getType()) {
66         case DUMMY:
67             repr << "DUMMY";
68             break;
69         case LOCAL:
70             repr << "LOCAL";
71             break;
72         case PHYSICAL:
73             repr << "PHYSICAL";
74             break;
75         case VIRTUAL:
76             repr << "VIRTUAL";
77             break;
78         default:
79             repr << "unknown";
80     }
81 
82     if (mInterfaces.size() > 0) {
83         repr << kSeparator << android::base::Join(mInterfaces, ",");
84     }
85 
86     return repr.str();
87 }
88 
89 
Network(unsigned netId)90 Network::Network(unsigned netId) : mNetId(netId) {
91 }
92 
93 }  // namespace net
94 }  // namespace android
95