1 /* 2 * Copyright (C) 2020 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/Parcel.h> 20 #include <fuzzer/FuzzedDataProvider.h> 21 22 #include <functional> 23 #include <vector> 24 25 namespace android { 26 27 struct RandomParcelOptions { 28 std::function<void(Parcel* p, FuzzedDataProvider& provider)> writeHeader; 29 std::vector<sp<IBinder>> extraBinders; 30 std::vector<binder::unique_fd> extraFds; 31 }; 32 33 /** 34 * Fill parcel data, including some random binder objects and FDs 35 * 36 * May insert additional FDs/binders if they own data related to the Parcel (e.g. the other 37 * end of a pipe). 38 * 39 * p - the Parcel to fill 40 * provider - takes ownership and completely consumes provider 41 * writeHeader - optional function to write a specific header once the format of the parcel is 42 * picked (for instance, to write an interface header) 43 */ 44 void fillRandomParcel(Parcel* p, FuzzedDataProvider&& provider, RandomParcelOptions* options); 45 } // namespace android 46