You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
109 lines
3.9 KiB
109 lines
3.9 KiB
/*
|
|
* 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/system/napp_permissions.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, because it
|
|
* accesses internal framework APIs to do the unload - generally, nanoapps are
|
|
* not allowed to unload other nanoapps.
|
|
*/
|
|
|
|
namespace chre {
|
|
namespace {
|
|
|
|
constexpr uint32_t kAppVersion = 99;
|
|
|
|
void handleUnload(uint16_t /*type*/, void * /*data*/, void * /*extraData*/) {
|
|
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,
|
|
chre::NanoappPermissions::CHRE_PERMS_NONE);
|