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125 lines
4.2 KiB
125 lines
4.2 KiB
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <cinttypes>
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#include "chre/platform/assert.h"
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#include "chre/platform/static_nanoapp_init.h"
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#include "chre/util/nanoapp/app_id.h"
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#include "chre/util/nanoapp/log.h"
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#include "chre/util/system/napp_permissions.h"
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#include "chre_api/chre.h"
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/**
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* @file
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* A nanoapp exclusively for testing, which sends a constant stream of messages
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* and events. Must only be compiled as a static/internal nanoapp.
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*/
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namespace chre {
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namespace {
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constexpr uint32_t kMessageType = 1234;
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uint8_t gMessageData[] = {1, 2, 3, 4, 5, 6, 7, 8};
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bool gRunning = false;
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uint64_t gTotalEventCount = 0;
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constexpr uint16_t kMessageSentEvent = CHRE_EVENT_FIRST_USER_VALUE;
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constexpr uint16_t kRepeatedEvent = kMessageSentEvent + 1;
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constexpr uint16_t kEmptyEvent = kRepeatedEvent + 2;
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void *kMessageSentEventData = reinterpret_cast<void *>(0x100);
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void *kRepeatedEventData = reinterpret_cast<void *>(0x200);
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void messageSentEventFreeCallback(uint16_t eventType, void *data) {
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CHRE_ASSERT(gRunning);
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CHRE_ASSERT(eventType == kMessageSentEvent);
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CHRE_ASSERT(data == kMessageSentEventData);
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}
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void messageFreeCallback(void *message, size_t messageSize) {
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CHRE_ASSERT(gRunning);
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if (!chreSendEvent(kMessageSentEvent, kMessageSentEventData,
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messageSentEventFreeCallback, chreGetInstanceId())) {
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LOGE("Couldn't send event from message free callback");
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}
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}
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void repeatedEventFreeCallback(uint16_t eventType, void *data) {
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CHRE_ASSERT(gRunning);
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CHRE_ASSERT(eventType == kRepeatedEvent);
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CHRE_ASSERT(data == kRepeatedEventData);
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}
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bool nanoappStart() {
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gRunning = true;
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LOGI("Spammer started as instance %" PRIu32, chreGetInstanceId());
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if (!chreSendMessageToHostEndpoint(gMessageData, sizeof(gMessageData),
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kMessageType, CHRE_HOST_ENDPOINT_BROADCAST,
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messageFreeCallback)) {
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LOGE("Couldn't send message from start callback");
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}
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if (!chreSendEvent(kRepeatedEvent, kRepeatedEventData,
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repeatedEventFreeCallback, chreGetInstanceId())) {
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LOGE("Couldn't send first repeated event");
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}
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if (!chreSendEvent(kEmptyEvent, nullptr, nullptr, chreGetInstanceId())) {
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LOGE("Couldn't send first empty event");
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}
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return true;
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}
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void nanoappHandleEvent(uint32_t senderInstanceId, uint16_t eventType,
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const void *eventData) {
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CHRE_ASSERT(gRunning);
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gTotalEventCount++;
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if (eventType == kMessageSentEvent) {
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CHRE_ASSERT(eventData == kMessageSentEventData);
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if (!chreSendMessageToHostEndpoint(
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gMessageData, sizeof(gMessageData), kMessageType,
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CHRE_HOST_ENDPOINT_BROADCAST, messageFreeCallback)) {
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// Note: commented out to prevent logspam because Linux simulator
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// currently always returns false
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// LOGE("Couldn't send message");
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}
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} else if (eventType == kRepeatedEvent) {
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CHRE_ASSERT(eventData == kRepeatedEventData);
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if (!chreSendEvent(kRepeatedEvent, kRepeatedEventData,
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repeatedEventFreeCallback, chreGetInstanceId())) {
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LOGE("Couldn't send repeated event");
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}
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} else if (eventType == kEmptyEvent) {
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CHRE_ASSERT(eventData == nullptr);
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if (!chreSendEvent(kEmptyEvent, nullptr, nullptr, chreGetInstanceId())) {
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LOGE("Couldn't send empty event");
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}
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}
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}
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void nanoappEnd() {
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LOGI("Stopped - handled %" PRIu64 " total events", gTotalEventCount);
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gRunning = false;
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}
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} // anonymous namespace
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} // namespace chre
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CHRE_STATIC_NANOAPP_INIT(Spammer, chre::kSpammerAppId, 0,
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chre::NanoappPermissions::CHRE_PERMS_NONE);
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