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      1 /*
      2  * Copyright (C) 2011 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 com.android.internal.net;
     18 
     19 import android.app.PendingIntent;
     20 import android.net.NetworkInfo;
     21 import android.os.Parcel;
     22 import android.os.Parcelable;
     23 import android.util.Log;
     24 
     25 /**
     26  * A simple container used to carry information of the ongoing legacy VPN.
     27  * Internal use only.
     28  *
     29  * @hide
     30  */
     31 public class LegacyVpnInfo implements Parcelable {
     32     private static final String TAG = "LegacyVpnInfo";
     33 
     34     public static final int STATE_DISCONNECTED = 0;
     35     public static final int STATE_INITIALIZING = 1;
     36     public static final int STATE_CONNECTING = 2;
     37     public static final int STATE_CONNECTED = 3;
     38     public static final int STATE_TIMEOUT = 4;
     39     public static final int STATE_FAILED = 5;
     40 
     41     public String key;
     42     public int state = -1;
     43     public PendingIntent intent;
     44 
     45     @Override
     46     public int describeContents() {
     47         return 0;
     48     }
     49 
     50     @Override
     51     public void writeToParcel(Parcel out, int flags) {
     52         out.writeString(key);
     53         out.writeInt(state);
     54         out.writeParcelable(intent, flags);
     55     }
     56 
     57     public static final Parcelable.Creator<LegacyVpnInfo> CREATOR =
     58             new Parcelable.Creator<LegacyVpnInfo>() {
     59         @Override
     60         public LegacyVpnInfo createFromParcel(Parcel in) {
     61             LegacyVpnInfo info = new LegacyVpnInfo();
     62             info.key = in.readString();
     63             info.state = in.readInt();
     64             info.intent = in.readParcelable(null);
     65             return info;
     66         }
     67 
     68         @Override
     69         public LegacyVpnInfo[] newArray(int size) {
     70             return new LegacyVpnInfo[size];
     71         }
     72     };
     73 
     74     /**
     75      * Return best matching {@link LegacyVpnInfo} state based on given
     76      * {@link NetworkInfo}.
     77      */
     78     public static int stateFromNetworkInfo(NetworkInfo info) {
     79         switch (info.getDetailedState()) {
     80             case CONNECTING:
     81                 return STATE_CONNECTING;
     82             case CONNECTED:
     83                 return STATE_CONNECTED;
     84             case DISCONNECTED:
     85                 return STATE_DISCONNECTED;
     86             case FAILED:
     87                 return STATE_FAILED;
     88             default:
     89                 Log.w(TAG, "Unhandled state " + info.getDetailedState()
     90                         + " ; treating as disconnected");
     91                 return STATE_DISCONNECTED;
     92         }
     93     }
     94 }
     95