1 /*
2  * Copyright (C) 2016 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.os;
18 
19 import libcore.util.NativeAllocationRegistry;
20 
21 /** @hide */
22 public class HwRemoteBinder implements IHwBinder {
23     private static final String TAG = "HwRemoteBinder";
24 
25     private static final NativeAllocationRegistry sNativeRegistry;
26 
HwRemoteBinder()27     public HwRemoteBinder() {
28         native_setup_empty();
29 
30         sNativeRegistry.registerNativeAllocation(
31                 this,
32                 mNativeContext);
33     }
34 
35     @Override
queryLocalInterface(String descriptor)36     public IHwInterface queryLocalInterface(String descriptor) {
37         return null;
38     }
39 
40     @Override
transact( int code, HwParcel request, HwParcel reply, int flags)41     public native final void transact(
42             int code, HwParcel request, HwParcel reply, int flags)
43         throws RemoteException;
44 
linkToDeath(DeathRecipient recipient, long cookie)45     public native boolean linkToDeath(DeathRecipient recipient, long cookie);
unlinkToDeath(DeathRecipient recipient)46     public native boolean unlinkToDeath(DeathRecipient recipient);
47 
native_init()48     private static native final long native_init();
49 
native_setup_empty()50     private native final void native_setup_empty();
51 
52     static {
53         long freeFunction = native_init();
54 
55         sNativeRegistry = new NativeAllocationRegistry(
56                 HwRemoteBinder.class.getClassLoader(),
57                 freeFunction,
58                 128 /* size */);
59     }
60 
sendDeathNotice(DeathRecipient recipient, long cookie)61     private static final void sendDeathNotice(DeathRecipient recipient, long cookie) {
62         recipient.serviceDied(cookie);
63     }
64 
65     private long mNativeContext;
66 
67     @Override
equals(Object other)68     public final native boolean equals(Object other);
69     @Override
hashCode()70     public final native int hashCode();
71 }
72