1 /*
2  * Copyright (C) 2022 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/IBinder.h>
20 #include <fuzzer/FuzzedDataProvider.h>
21 
22 #include <vector>
23 
24 namespace android {
25 
26 /**
27  * See fuzzService, but fuzzes multiple services at the same time.
28  *
29  * Consumes providers.
30  */
31 void fuzzService(const std::vector<sp<IBinder>>& binders, FuzzedDataProvider&& provider);
32 
33 /**
34  * Based on the random data in provider, construct an arbitrary number of
35  * Parcel objects and send them to the service in serial.
36  *
37  * Usage:
38  *
39  *   extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
40  *       FuzzedDataProvider provider = FuzzedDataProvider(data, size);
41  *       // can use provider here to create a service with different options
42  *       sp<IFoo> myService = sp<IFoo>::make(...);
43  *       fuzzService(myService, std::move(provider));
44  *   }
45  */
46 void fuzzService(const sp<IBinder>& binder, FuzzedDataProvider&& provider);
47 
48 } // namespace android
49