| /* |
| * Copyright (C) 2017 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 <cinttypes> |
| |
| #include "chre/core/event_loop.h" |
| #include "chre/core/event_loop_manager.h" |
| #include "chre/platform/assert.h" |
| #include "chre/platform/log.h" |
| #include "chre/platform/static_nanoapp_init.h" |
| #include "chre/util/nanoapp/app_id.h" |
| #include "chre/util/time.h" |
| #include "chre_api/chre.h" |
| |
| /** |
| * @file |
| * A nanoapp exclusively for testing, which unloads the spammer nanoapp after a |
| * short delay. Must only be compiled as a static/internal nanoapp. |
| */ |
| |
| namespace chre { |
| namespace { |
| |
| constexpr uint32_t kAppVersion = 99; |
| |
| void handleUnload(uint16_t /* eventType */, void * /* data */) { |
| EventLoop &eventLoop = EventLoopManagerSingleton::get()->getEventLoop(); |
| uint32_t instanceId; |
| |
| LOGD("About to unload spammer nanoapp"); |
| if (!eventLoop.findNanoappInstanceIdByAppId(kSpammerAppId, &instanceId)) { |
| LOGE("Couldn't unload nanoapp: not found"); |
| } else if (!eventLoop.unloadNanoapp(instanceId, true)) { |
| LOGE("Failed to unload nanoapp"); |
| } |
| } |
| |
| bool nanoappStart() { |
| LOGI("Unload tester started as instance %" PRIu32, chreGetInstanceId()); |
| |
| constexpr uint64_t kTimerDuration = Seconds(2).toRawNanoseconds(); |
| uint32_t timerHandle = |
| chreTimerSet(kTimerDuration, nullptr, true /* oneShot */); |
| CHRE_ASSERT_LOG(timerHandle != CHRE_TIMER_INVALID, "Couldn't start timer!"); |
| |
| bool eventSent = chreSendEvent(CHRE_EVENT_FIRST_USER_VALUE, nullptr, nullptr, |
| chreGetInstanceId()); |
| CHRE_ASSERT_LOG(eventSent, "Couldn't send event to self!"); |
| |
| struct chreNanoappInfo info; |
| bool gotInfo = chreGetNanoappInfoByInstanceId(chreGetInstanceId(), &info); |
| CHRE_ASSERT(gotInfo); |
| CHRE_ASSERT(info.appId == chreGetAppId()); |
| CHRE_ASSERT(info.appId == kUnloadTesterAppId); |
| CHRE_ASSERT(info.version == kAppVersion); |
| CHRE_ASSERT(info.instanceId == chreGetInstanceId()); |
| |
| chreConfigureNanoappInfoEvents(true); |
| return true; |
| } |
| |
| void nanoappHandleEvent(uint32_t senderInstanceId, uint16_t eventType, |
| const void *eventData) { |
| if (eventType == CHRE_EVENT_FIRST_USER_VALUE && |
| senderInstanceId == chreGetInstanceId()) { |
| struct chreNanoappInfo info; |
| if (!chreGetNanoappInfoByAppId(kSpammerAppId, &info)) { |
| LOGW("Couldn't get spammer's app info - not running?"); |
| } |
| } else if (eventType == CHRE_EVENT_TIMER) { |
| // We can't do the unload from the context of another nanoapp's handle |
| // event callback, so get into the system context |
| EventLoopManagerSingleton::get()->deferCallback( |
| SystemCallbackType::HandleUnloadNanoapp, nullptr, handleUnload); |
| } else if (eventType == CHRE_EVENT_NANOAPP_STARTED || |
| eventType == CHRE_EVENT_NANOAPP_STOPPED) { |
| const auto *info = static_cast<const chreNanoappInfo *>(eventData); |
| if (info->appId == kSpammerAppId) { |
| LOGD("Received %s event for spammer instance %" PRIu32, |
| (eventType == CHRE_EVENT_NANOAPP_STARTED) ? "start" : "stop", |
| info->instanceId); |
| } |
| } |
| } |
| |
| void nanoappEnd() {} |
| |
| } // anonymous namespace |
| } // namespace chre |
| |
| CHRE_STATIC_NANOAPP_INIT(UnloadTester, chre::kUnloadTesterAppId, kAppVersion); |