Added audiopolicy_aidl_fuzzer
exec/s: 2
Test: ./audiopolicy_aidl_fuzzer
Bug: 244152048
Change-Id: I69d529b6039a9c8691384feea52f0b795bde622d
(cherry picked from commit 358a7bab37d6251aa0017afbc9dc3bf3f587878c)
diff --git a/services/audiopolicy/fuzzer/aidl/Android.bp b/services/audiopolicy/fuzzer/aidl/Android.bp
new file mode 100644
index 0000000..38a2cde
--- /dev/null
+++ b/services/audiopolicy/fuzzer/aidl/Android.bp
@@ -0,0 +1,74 @@
+/******************************************************************************
+ *
+ * Copyright (C) 2023 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.
+ *
+ ******************************************************************************/
+
+cc_defaults {
+ name: "audiopolicy_aidl_fuzzer_defaults",
+ shared_libs: [
+ "audiopolicy-aidl-cpp",
+ "audiopolicy-types-aidl-cpp",
+ "framework-permission-aidl-cpp",
+ "libaudiopolicy",
+ "libaudiopolicymanagerdefault",
+ "libactivitymanager_aidl",
+ "libaudiohal",
+ "libaudiopolicyservice",
+ "libaudioflinger",
+ "libaudioclient",
+ "libaudioprocessing",
+ "libhidlbase",
+ "liblog",
+ "libmediautils",
+ "libnblog",
+ "libnbaio",
+ "libpowermanager",
+ "libvibrator",
+ "packagemanager_aidl-cpp",
+ ],
+ static_libs: [
+ "libfakeservicemanager",
+ "libmediaplayerservice",
+ ],
+ header_libs: [
+ "libaudiohal_headers",
+ "libaudioflinger_headers",
+ "libaudiopolicymanager_interface_headers",
+ "libbinder_headers",
+ "libmedia_headers",
+ ],
+ fuzz_config: {
+ cc: [
+ "android-media-fuzzing-reports@google.com",
+ ],
+ componentid: 155276,
+ hotlists: ["4593311"],
+ description: "The fuzzer targets the APIs of libaudiopolicy",
+ vector: "local_no_privileges_required",
+ service_privilege: "privileged",
+ users: "multi_user",
+ fuzzed_code_usage: "shipped",
+ },
+}
+
+cc_fuzz {
+ name: "audiopolicy_aidl_fuzzer",
+ srcs: ["audiopolicy_aidl_fuzzer.cpp"],
+ defaults: [
+ "audiopolicy_aidl_fuzzer_defaults",
+ "service_fuzzer_defaults",
+ ],
+}
diff --git a/services/audiopolicy/fuzzer/aidl/audiopolicy_aidl_fuzzer.cpp b/services/audiopolicy/fuzzer/aidl/audiopolicy_aidl_fuzzer.cpp
new file mode 100644
index 0000000..ca79c49
--- /dev/null
+++ b/services/audiopolicy/fuzzer/aidl/audiopolicy_aidl_fuzzer.cpp
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2023 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 <AudioFlinger.h>
+#include <android-base/logging.h>
+#include <android/binder_interface_utils.h>
+#include <android/binder_process.h>
+#include <android/media/IAudioPolicyService.h>
+#include <fakeservicemanager/FakeServiceManager.h>
+#include <fuzzbinder/libbinder_driver.h>
+#include <fuzzbinder/random_binder.h>
+#include <fuzzer/FuzzedDataProvider.h>
+#include <media/IAudioFlinger.h>
+#include <service/AudioPolicyService.h>
+
+using namespace android;
+using namespace android::binder;
+using namespace android::hardware;
+using android::fuzzService;
+
+[[clang::no_destroy]] static std::once_flag gSmOnce;
+sp<FakeServiceManager> gFakeServiceManager;
+
+bool addService(const String16& serviceName, const sp<FakeServiceManager>& fakeServiceManager,
+ FuzzedDataProvider& fdp) {
+ sp<IBinder> binder = getRandomBinder(&fdp);
+ if (binder == nullptr) {
+ return false;
+ }
+ CHECK_EQ(NO_ERROR, fakeServiceManager->addService(serviceName, binder));
+ return true;
+}
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+ FuzzedDataProvider fdp(data, size);
+
+ std::call_once(gSmOnce, [&] {
+ /* Create a FakeServiceManager instance and add required services */
+ gFakeServiceManager = sp<FakeServiceManager>::make();
+ setDefaultServiceManager(gFakeServiceManager);
+ });
+ gFakeServiceManager->clear();
+
+ for (const char* service :
+ {"activity", "sensor_privacy", "permission", "scheduling_policy",
+ "android.hardware.audio.core.IConfig", "batterystats", "media.metrics"}) {
+ if (!addService(String16(service), gFakeServiceManager, fdp)) {
+ return 0;
+ }
+ }
+
+ const auto audioFlinger = sp<AudioFlinger>::make();
+ const auto afAdapter = sp<AudioFlingerServerAdapter>::make(audioFlinger);
+
+ CHECK_EQ(NO_ERROR,
+ gFakeServiceManager->addService(
+ String16(IAudioFlinger::DEFAULT_SERVICE_NAME), IInterface::asBinder(afAdapter),
+ false /* allowIsolated */, IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT));
+
+ AudioSystem::get_audio_flinger_for_fuzzer();
+ const auto audioPolicyService = sp<AudioPolicyService>::make();
+
+ CHECK_EQ(NO_ERROR,
+ gFakeServiceManager->addService(String16("media.audio_policy"), audioPolicyService,
+ false /* allowIsolated */,
+ IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT));
+
+ fuzzService(media::IAudioPolicyService::asBinder(audioPolicyService),
+ FuzzedDataProvider(data, size));
+
+ return 0;
+}