1 /*
2  * Copyright (C) 2015 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 package android.system;
18 
19 import dalvik.annotation.compat.UnsupportedAppUsage;
20 import libcore.util.Objects;
21 import java.net.SocketAddress;
22 
23 /**
24  * Netlink socket address.
25  *
26  * Corresponds to Linux's {@code struct sockaddr_nl} from
27  * <a href="https://github.com/torvalds/linux/blob/master/include/uapi/linux/netlink.h">&lt;linux/netlink.h&gt;</a>.
28  *
29  * @hide
30  */
31 @libcore.api.CorePlatformApi
32 public final class NetlinkSocketAddress extends SocketAddress {
33     /** port ID */
34     private final int nlPortId;
35 
36     /** multicast groups mask */
37     private final int nlGroupsMask;
38 
NetlinkSocketAddress()39     public NetlinkSocketAddress() {
40         this(0, 0);
41     }
42 
NetlinkSocketAddress(int nlPortId)43     public NetlinkSocketAddress(int nlPortId) {
44         this(nlPortId, 0);
45     }
46 
47     @UnsupportedAppUsage
48     @libcore.api.CorePlatformApi
NetlinkSocketAddress(int nlPortId, int nlGroupsMask)49     public NetlinkSocketAddress(int nlPortId, int nlGroupsMask) {
50         this.nlPortId = nlPortId;
51         this.nlGroupsMask = nlGroupsMask;
52     }
53 
54     @libcore.api.CorePlatformApi
getPortId()55     public int getPortId() {
56         return nlPortId;
57     }
58 
59     @libcore.api.CorePlatformApi
getGroupsMask()60     public int getGroupsMask() {
61         return nlGroupsMask;
62     }
63 
toString()64     @Override public String toString() {
65       return Objects.toString(this);
66     }
67 }
68