Merge "libbinder_random_parcel: driver" am: c572d08c7b (1fa80dfa) · Commits · e / devices / smdk4412 / android_frameworks_native

libs/binder/tests/parcel_fuzzer/Android.bp

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		/*
		* Copyright (C) 2022 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		#pragma once

		#include <binder/IBinder.h>
		#include <fuzzer/FuzzedDataProvider.h>

		namespace android {
		/**
		* Based on the random data in provider, construct an arbitrary number of
		* Parcel objects and send them to the service in serial.
		*
		* Usage:
		*
		* extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
		* FuzzedDataProvider provider = FuzzedDataProvider(data, size);
		* // can use provider here to create a service with different options
		* sp<IFoo> myService = sp<IFoo>::make(...);
		* fuzzService(myService, std::move(provider));
		* }
		*/
		void fuzzService(const sp<IBinder>& binder, FuzzedDataProvider&& provider);
		} // namespace android

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		/*
		* Copyright (C) 2022 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		#pragma once

		#include <android/binder_parcel.h>
		#include <fuzzer/FuzzedDataProvider.h>

		namespace android {
		/**
		* Based on the random data in provider, construct an arbitrary number of
		* Parcel objects and send them to the service in serial.
		*
		* Usage:
		*
		* extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
		* FuzzedDataProvider provider = FuzzedDataProvider(data, size);
		* // can use provider here to create a service with different options
		* std::shared_ptr<IFoo> myService = ndk::SharedRefBase<IFoo>::make(...);
		* fuzzService(myService->asBinder().get(), std::move(provider));
		* }
		*/
		void fuzzService(AIBinder* binder, FuzzedDataProvider&& provider);
		} // namespace android

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		/*
		* Copyright (C) 2022 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/
		#include <fuzzbinder/libbinder_driver.h>

		#include <fuzzbinder/random_parcel.h>

		namespace android {

		void fuzzService(const sp<IBinder>& binder, FuzzedDataProvider&& provider) {
		while (provider.remaining_bytes() > 0) {
		uint32_t code = provider.ConsumeIntegral<uint32_t>();
		uint32_t flags = provider.ConsumeIntegral<uint32_t>();
		Parcel data;

		std::vector<uint8_t> subData = provider.ConsumeBytes<uint8_t>(
		provider.ConsumeIntegralInRange<size_t>(0, provider.remaining_bytes()));
		fillRandomParcel(&data, FuzzedDataProvider(subData.data(), subData.size()));

		Parcel reply;
		(void)binder->transact(code, data, &reply, flags);
		}
		}

		} // namespace android

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		/*
		* Copyright (C) 2022 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/
		#include <fuzzbinder/libbinder_ndk_driver.h>

		#include <fuzzbinder/libbinder_driver.h>
		#include <fuzzbinder/random_parcel.h>

		// libbinder_ndk doesn't export this header which breaks down its API for NDK
		// and APEX users, but we need access to it to fuzz.
		#include "../../ndk/ibinder_internal.h"

		namespace android {

		void fuzzService(AIBinder* binder, FuzzedDataProvider&& provider) {
		fuzzService(binder->getBinder(), std::move(provider));
		}

		} // namespace android