1 /*
2  * Copyright (C) 2024 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 #pragma once
18 
19 #include <binder/Binder.h>
20 #include <binder/IBinder.h>
21 #include <binder/Parcel.h>
22 #include <private/gui/ParcelUtils.h>
23 #include <utils/Errors.h>
24 
25 namespace android {
26 struct InputTransferToken : public RefBase, Parcelable {
27 public:
InputTransferTokenInputTransferToken28     InputTransferToken() { mToken = new BBinder(); }
29 
InputTransferTokenInputTransferToken30     InputTransferToken(const sp<IBinder>& token) { mToken = token; }
31 
writeToParcelInputTransferToken32     status_t writeToParcel(Parcel* parcel) const override {
33         SAFE_PARCEL(parcel->writeStrongBinder, mToken);
34         return NO_ERROR;
35     }
36 
readFromParcelInputTransferToken37     status_t readFromParcel(const Parcel* parcel) {
38         SAFE_PARCEL(parcel->readStrongBinder, &mToken);
39         return NO_ERROR;
40     };
41 
42     sp<IBinder> mToken;
43 };
44 
45 static inline bool operator==(const sp<InputTransferToken>& token1,
46                               const sp<InputTransferToken>& token2) {
47     if (token1.get() == token2.get()) {
48         return true;
49     }
50     return token1->mToken == token2->mToken;
51 }
52 
53 } // namespace android