| /* |
| * Copyright (C) 2007 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 <dlfcn.h> |
| #include <pthread.h> |
| |
| #include <chrono> |
| #include <thread> |
| |
| #include <jni.h> |
| #include <nativehelper/JNIHelp.h> |
| |
| #include <android/hidl/manager/1.2/IServiceManager.h> |
| #include <binder/IServiceManager.h> |
| #include <hidl/HidlTransportSupport.h> |
| #include <incremental_service.h> |
| |
| #include <schedulerservice/SchedulingPolicyService.h> |
| #include <sensorservice/SensorService.h> |
| #include <sensorservicehidl/SensorManager.h> |
| #include <stats/StatsHal.h> |
| |
| #include <bionic/malloc.h> |
| #include <bionic/reserved_signals.h> |
| |
| #include <android-base/properties.h> |
| #include <cutils/properties.h> |
| #include <utils/Log.h> |
| #include <utils/misc.h> |
| #include <utils/AndroidThreads.h> |
| |
| using android::base::GetIntProperty; |
| using namespace std::chrono_literals; |
| |
| namespace android { |
| |
| static void android_server_SystemServer_startSensorService(JNIEnv* /* env */, jobject /* clazz */) { |
| char propBuf[PROPERTY_VALUE_MAX]; |
| property_get("system_init.startsensorservice", propBuf, "1"); |
| if (strcmp(propBuf, "1") == 0) { |
| SensorService::publish(false /* allowIsolated */, |
| IServiceManager::DUMP_FLAG_PRIORITY_CRITICAL); |
| } |
| |
| } |
| |
| static void android_server_SystemServer_startHidlServices(JNIEnv* env, jobject /* clazz */) { |
| using ::android::frameworks::schedulerservice::V1_0::ISchedulingPolicyService; |
| using ::android::frameworks::schedulerservice::V1_0::implementation::SchedulingPolicyService; |
| using ::android::frameworks::sensorservice::V1_0::ISensorManager; |
| using ::android::frameworks::sensorservice::V1_0::implementation::SensorManager; |
| using ::android::frameworks::stats::V1_0::IStats; |
| using ::android::frameworks::stats::V1_0::implementation::StatsHal; |
| using ::android::hardware::configureRpcThreadpool; |
| using ::android::hidl::manager::V1_0::IServiceManager; |
| |
| status_t err; |
| |
| configureRpcThreadpool(5, false /* callerWillJoin */); |
| |
| JavaVM *vm; |
| LOG_ALWAYS_FATAL_IF(env->GetJavaVM(&vm) != JNI_OK, "Cannot get Java VM"); |
| |
| sp<ISensorManager> sensorService = new SensorManager(vm); |
| err = sensorService->registerAsService(); |
| LOG_ALWAYS_FATAL_IF(err != OK, "Cannot register %s: %d", ISensorManager::descriptor, err); |
| |
| sp<ISchedulingPolicyService> schedulingService = new SchedulingPolicyService(); |
| if (IServiceManager::Transport::HWBINDER == |
| hardware::defaultServiceManager1_2()->getTransport(ISchedulingPolicyService::descriptor, |
| "default")) { |
| err = schedulingService->registerAsService("default"); |
| LOG_ALWAYS_FATAL_IF(err != OK, "Cannot register %s: %d", |
| ISchedulingPolicyService::descriptor, err); |
| } else { |
| ALOGW("%s is deprecated. Skipping registration.", ISchedulingPolicyService::descriptor); |
| } |
| |
| sp<IStats> statsHal = new StatsHal(); |
| err = statsHal->registerAsService(); |
| LOG_ALWAYS_FATAL_IF(err != OK, "Cannot register %s: %d", IStats::descriptor, err); |
| } |
| |
| static void android_server_SystemServer_initZygoteChildHeapProfiling(JNIEnv* /* env */, |
| jobject /* clazz */) { |
| android_mallopt(M_INIT_ZYGOTE_CHILD_PROFILING, nullptr, 0); |
| } |
| |
| static void android_server_SystemServer_fdtrackAbort(JNIEnv*, jobject) { |
| raise(BIONIC_SIGNAL_FDTRACK); |
| |
| // Wait for a bit to allow fdtrack to dump backtraces to logcat. |
| std::this_thread::sleep_for(5s); |
| |
| // Abort on a different thread to avoid ART dumping runtime stacks. |
| std::thread([]() { |
| LOG_ALWAYS_FATAL("b/140703823: aborting due to fd leak: check logs for fd " |
| "backtraces"); |
| }).join(); |
| } |
| |
| static jlong android_server_SystemServer_startIncrementalService(JNIEnv* env, jclass klass, |
| jobject self) { |
| return Incremental_IncrementalService_Start(env); |
| } |
| |
| static void android_server_SystemServer_setIncrementalServiceSystemReady(JNIEnv* env, jclass klass, |
| jlong handle) { |
| Incremental_IncrementalService_OnSystemReady(handle); |
| } |
| |
| /* |
| * JNI registration. |
| */ |
| static const JNINativeMethod gMethods[] = { |
| /* name, signature, funcPtr */ |
| {"startSensorService", "()V", (void*)android_server_SystemServer_startSensorService}, |
| {"startHidlServices", "()V", (void*)android_server_SystemServer_startHidlServices}, |
| {"initZygoteChildHeapProfiling", "()V", |
| (void*)android_server_SystemServer_initZygoteChildHeapProfiling}, |
| {"fdtrackAbort", "()V", (void*)android_server_SystemServer_fdtrackAbort}, |
| {"startIncrementalService", "()J", |
| (void*)android_server_SystemServer_startIncrementalService}, |
| {"setIncrementalServiceSystemReady", "(J)V", |
| (void*)android_server_SystemServer_setIncrementalServiceSystemReady}, |
| }; |
| |
| int register_android_server_SystemServer(JNIEnv* env) |
| { |
| return jniRegisterNativeMethods(env, "com/android/server/SystemServer", |
| gMethods, NELEM(gMethods)); |
| } |
| |
| }; // namespace android |