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/*
* Copyright (C) 2021 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.
*/
#ifndef CHRE_STRESS_TEST_MANAGER_H_
#define CHRE_STRESS_TEST_MANAGER_H_
#include "chre_stress_test.nanopb.h"
#include <chre.h>
#include <cinttypes>
#include "chre/util/optional.h"
#include "chre/util/singleton.h"
#include "chre/util/time.h"
namespace chre {
namespace stress_test {
/**
* A class to manage a CHRE stress test session.
*/
class Manager {
public:
/**
* Handles an event from CHRE. Semantics are the same as nanoappHandleEvent.
*/
void handleEvent(uint32_t senderInstanceId, uint16_t eventType,
const void *eventData);
private:
struct AsyncRequest {
AsyncRequest(const void *cookie_) {
cookie = cookie_;
}
uint64_t requestTimeNs = chreGetTime();
const void *cookie;
};
/**
* Handles a message from the host.
*
* @param senderInstanceId The sender instance ID of this message.
* @param hostData The data from the host.
*/
void handleMessageFromHost(uint32_t senderInstanceId,
const chreMessageFromHostData *hostData);
/**
* Processes data from CHRE.
*
* @param eventType The event type as defined by CHRE.
* @param eventData A pointer to the data.
*/
void handleDataFromChre(uint16_t eventType, const void *eventData);
/**
* @param handle A pointer to the timer handle.
*/
void handleTimerEvent(const uint32_t *handle);
/**
* Validates a timestamp of an event where the timestamp is expected
* to be monotonically increasing.
*
* @param timestamp The timestamp.
* @param pastTimestamp The previous timestamp.
*/
void checkTimestamp(uint64_t timestamp, uint64_t pastTimestamp);
/**
* Handles a start command from the host.
*
* @param start true to start the test, stop otherwise.
*/
void handleWifiStartCommand(bool start);
void handleGnssLocationStartCommand(bool start);
void handleGnssMeasurementStartCommand(bool start);
void handleWwanStartCommand(bool start);
void handleWifiScanMonitoringCommand(bool start);
/**
* @param result The WiFi async result from CHRE.
*/
void handleWifiAsyncResult(const chreAsyncResult *result);
/**
* @param result The WiFi scan event from CHRE.
*/
void handleWifiScanEvent(const chreWifiScanEvent *event);
/**
* Sets up a WiFi scan request after some time.
*/
void requestDelayedWifiScan();
void handleDelayedWifiTimer();
/**
* Sends the failure to the host.
*
* @param errorMessage The error message string.
*/
void sendFailure(const char *errorMessage);
/**
* Sets/cancels a timer and asserts success.
*
* @param delayNs The delay of the timer in nanoseconds.
* @param oneShot true if the timer request is one-shot.
* @param timerHandle A non-null pointer to where the timer handle is stored.
*/
void setTimer(uint64_t delayNs, bool oneShot, uint32_t *timerHandle);
void cancelTimer(uint32_t *timerHandle);
/**
* Makes the next GNSS request.
*/
void makeGnssLocationRequest();
void makeGnssMeasurementRequest();
/**
* @param result The GNSS async result from CHRE.
*/
void handleGnssAsyncResult(const chreAsyncResult *result);
/**
* @param result The result to validate.
* @param request The async request associated with this result.
* @param asyncTimerHandle The async timer handle for this request.
*/
void validateGnssAsyncResult(const chreAsyncResult *result,
Optional<AsyncRequest> &request,
uint32_t *asyncTimerHandle);
/**
* @param event The GNSS event from CHRE.
*/
void handleGnssLocationEvent(const chreGnssLocationEvent *event);
void handleGnssDataEvent(const chreGnssDataEvent *event);
/**
* Makes the next cell info request.
*/
void makeWwanCellInfoRequest();
/**
* @param event The cell info event from CHRE.
*/
void handleCellInfoResult(const chreWwanCellInfoResult *event);
//! The host endpoint of the current test host.
Optional<uint16_t> mHostEndpoint;
//! The timer handle for performing requests.
uint32_t mWifiScanTimerHandle = CHRE_TIMER_INVALID;
uint32_t mWifiScanAsyncTimerHandle = CHRE_TIMER_INVALID;
uint32_t mGnssLocationTimerHandle = CHRE_TIMER_INVALID;
uint32_t mGnssLocationAsyncTimerHandle = CHRE_TIMER_INVALID;
uint32_t mGnssMeasurementTimerHandle = CHRE_TIMER_INVALID;
uint32_t mGnssMeasurementAsyncTimerHandle = CHRE_TIMER_INVALID;
uint32_t mWwanTimerHandle = CHRE_TIMER_INVALID;
uint32_t mWifiScanMonitorAsyncTimerHandle = CHRE_TIMER_INVALID;
//! true if the test has been started for the feature.
bool mWifiTestStarted = false;
bool mGnssLocationTestStarted = false;
bool mGnssMeasurementTestStarted = false;
bool mWwanTestStarted = false;
//! true if scan monitor is enabled for the nanoapp.
bool mWifiScanMonitorEnabled = false;
//! The cookie to use for requests.
const uint32_t kOnDemandWifiScanCookie = 0xface;
const uint32_t kGnssLocationCookie = 0xbeef;
const uint32_t kGnssMeasurementCookie = 0xbead;
const uint32_t kWwanCellInfoCookie = 0x1337;
//! The pending requests.
Optional<AsyncRequest> mWifiScanAsyncRequest;
Optional<AsyncRequest> mGnssLocationAsyncRequest;
Optional<AsyncRequest> mGnssMeasurementAsyncRequest;
Optional<AsyncRequest> mWwanCellInfoAsyncRequest;
//! The previous timestamp of events.
uint64_t mPrevGnssLocationEventTimestampMs = 0;
uint64_t mPrevGnssMeasurementEventTimestampNs = 0;
uint64_t mPrevWifiScanEventTimestampNs = 0;
uint64_t mPrevWwanCellInfoEventTimestampNs = 0;
};
// The stress test manager singleton.
typedef chre::Singleton<Manager> ManagerSingleton;
} // namespace stress_test
} // namespace chre
#endif // CHRE_STRESS_TEST_MANAGER_H_
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