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/******************************************************************************
*
* Copyright (C) 2020 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 <binder/Parcel.h>
#include <fuzzer/FuzzedDataProvider.h>
#include <vibrator/ExternalVibration.h>
using namespace android;
constexpr size_t MAX_STRING_LENGTH = 100;
constexpr audio_content_type_t AUDIO_CONTENT_TYPE[] = {AUDIO_CONTENT_TYPE_UNKNOWN,
AUDIO_CONTENT_TYPE_SPEECH,
AUDIO_CONTENT_TYPE_MUSIC,
AUDIO_CONTENT_TYPE_MOVIE,
AUDIO_CONTENT_TYPE_SONIFICATION};
constexpr audio_usage_t AUDIO_USAGE[] = {
AUDIO_USAGE_UNKNOWN,
AUDIO_USAGE_MEDIA,
AUDIO_USAGE_VOICE_COMMUNICATION,
AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING,
AUDIO_USAGE_ALARM,
AUDIO_USAGE_NOTIFICATION,
AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE,
AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST,
AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT,
AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED,
AUDIO_USAGE_NOTIFICATION_EVENT,
AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY,
AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE,
AUDIO_USAGE_ASSISTANCE_SONIFICATION,
AUDIO_USAGE_GAME,
AUDIO_USAGE_VIRTUAL_SOURCE,
AUDIO_USAGE_ASSISTANT,
AUDIO_USAGE_CALL_ASSISTANT,
AUDIO_USAGE_EMERGENCY,
AUDIO_USAGE_SAFETY,
AUDIO_USAGE_VEHICLE_STATUS,
AUDIO_USAGE_ANNOUNCEMENT,
};
constexpr audio_source_t AUDIO_SOURCE[] = {
AUDIO_SOURCE_DEFAULT, AUDIO_SOURCE_MIC,
AUDIO_SOURCE_VOICE_UPLINK, AUDIO_SOURCE_VOICE_DOWNLINK,
AUDIO_SOURCE_VOICE_CALL, AUDIO_SOURCE_CAMCORDER,
AUDIO_SOURCE_VOICE_RECOGNITION, AUDIO_SOURCE_VOICE_COMMUNICATION,
AUDIO_SOURCE_REMOTE_SUBMIX, AUDIO_SOURCE_UNPROCESSED,
AUDIO_SOURCE_VOICE_PERFORMANCE, AUDIO_SOURCE_ECHO_REFERENCE,
AUDIO_SOURCE_FM_TUNER,
};
constexpr size_t NUM_AUDIO_CONTENT_TYPE = std::size(AUDIO_CONTENT_TYPE);
constexpr size_t NUM_AUDIO_USAGE = std::size(AUDIO_USAGE);
constexpr size_t NUM_AUDIO_SOURCE = std::size(AUDIO_SOURCE);
class TestVibrationController : public os::IExternalVibrationController {
public:
explicit TestVibrationController() {}
IBinder *onAsBinder() override { return nullptr; }
binder::Status mute(/*out*/ bool *ret) override {
*ret = false;
return binder::Status::ok();
};
binder::Status unmute(/*out*/ bool *ret) override {
*ret = false;
return binder::Status::ok();
};
};
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
if (size < 1) {
return 0;
}
FuzzedDataProvider fdp = FuzzedDataProvider(data, size);
// Initialize the parameters using FuzzedDataProvider
int32_t uid = fdp.ConsumeIntegral<int32_t>();
std::string pkg = fdp.ConsumeRandomLengthString(MAX_STRING_LENGTH);
audio_attributes_t attributes;
attributes.content_type =
AUDIO_CONTENT_TYPE[fdp.ConsumeIntegralInRange<uint32_t>(0, NUM_AUDIO_CONTENT_TYPE - 1)];
attributes.usage = AUDIO_USAGE[fdp.ConsumeIntegralInRange<uint32_t>(0, NUM_AUDIO_USAGE - 1)];
attributes.source = AUDIO_SOURCE[fdp.ConsumeIntegralInRange<uint32_t>(0, NUM_AUDIO_SOURCE - 1)];
attributes.flags = static_cast<audio_flags_mask_t>(fdp.ConsumeIntegral<uint32_t>());
// Create an instance of TestVibrationController
sp<TestVibrationController> vibrationController = new TestVibrationController();
if (!vibrationController) {
return 0;
}
// Set all the parameters in the constructor call
sp<os::ExternalVibration> extVibration =
new os::ExternalVibration(uid, pkg, attributes, vibrationController);
if (!extVibration) {
return 0;
}
// Get all the parameters that were previously set
extVibration->getUid();
extVibration->getPackage();
extVibration->getAudioAttributes();
extVibration->getController();
// Set the parameters in a Parcel object and send it to libvibrator
// This parcel shall be read by libvibrator
Parcel parcel;
parcel.writeInt32(uid);
parcel.writeString16(String16(pkg.c_str()));
parcel.writeStrongBinder(IInterface::asBinder(vibrationController));
parcel.setDataPosition(0);
extVibration->readFromParcel(&parcel);
// Send a Parcel to libvibrator
// Parameters shall be written to this parcel by libvibrator
extVibration->writeToParcel(&parcel);
return 0;
}
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