113 lines
3.9 KiB
C++
113 lines
3.9 KiB
C++
/*
|
|
* Copyright (C) 2016 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 ANDROID_SENSOR_DIRECT_CONNECTION_H
|
|
#define ANDROID_SENSOR_DIRECT_CONNECTION_H
|
|
|
|
#include <stdint.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <binder/BinderService.h>
|
|
|
|
#include <sensor/Sensor.h>
|
|
#include <sensor/BitTube.h>
|
|
#include <sensor/ISensorServer.h>
|
|
#include <sensor/ISensorEventConnection.h>
|
|
|
|
#include "SensorService.h"
|
|
|
|
namespace android {
|
|
|
|
class SensorService;
|
|
class BitTube;
|
|
|
|
class SensorService::SensorDirectConnection: public BnSensorEventConnection {
|
|
public:
|
|
SensorDirectConnection(const sp<SensorService>& service, uid_t uid,
|
|
const sensors_direct_mem_t *mem, int32_t halChannelHandle,
|
|
const String16& opPackageName);
|
|
void dump(String8& result) const;
|
|
void dump(util::ProtoOutputStream* proto) const;
|
|
uid_t getUid() const { return mUid; }
|
|
const String16& getOpPackageName() const { return mOpPackageName; }
|
|
int32_t getHalChannelHandle() const;
|
|
bool isEquivalent(const sensors_direct_mem_t *mem) const;
|
|
|
|
// Invoked when access to sensors for this connection has changed, e.g. lost or
|
|
// regained due to changes in the sensor restricted/privacy mode or the
|
|
// app changed to idle/active status.
|
|
void onSensorAccessChanged(bool hasAccess);
|
|
void onMicSensorAccessChanged(bool isMicToggleOn);
|
|
userid_t getUserId() const { return mUserId; }
|
|
|
|
protected:
|
|
virtual ~SensorDirectConnection();
|
|
// ISensorEventConnection functions
|
|
virtual void onFirstRef();
|
|
virtual sp<BitTube> getSensorChannel() const;
|
|
virtual status_t enableDisable(int handle, bool enabled, nsecs_t samplingPeriodNs,
|
|
nsecs_t maxBatchReportLatencyNs, int reservedFlags);
|
|
virtual status_t setEventRate(int handle, nsecs_t samplingPeriodNs);
|
|
virtual status_t flush();
|
|
virtual int32_t configureChannel(int handle, int rateLevel);
|
|
virtual void destroy();
|
|
private:
|
|
bool hasSensorAccess() const;
|
|
|
|
// Stops all active sensor direct report requests.
|
|
//
|
|
// If backupRecord is true, stopped requests can be recovered
|
|
// by a subsequent recoverAll() call (e.g. when temporarily stopping
|
|
// sensors for sensor privacy/restrict mode or when an app becomes
|
|
// idle).
|
|
void stopAll(bool backupRecord = false);
|
|
// Same as stopAll() but with mConnectionLock held.
|
|
void stopAllLocked(bool backupRecord);
|
|
|
|
// Recover sensor requests previously stopped by stopAll(true).
|
|
// This method can be called when a sensor access resumes (e.g.
|
|
// sensor privacy/restrict mode lifted or app becomes active).
|
|
//
|
|
// If no requests are backed up by stopAll(), this method is no-op.
|
|
void recoverAll();
|
|
|
|
// Limits all active sensor direct report requests when the mic toggle is flipped to on.
|
|
void capRates();
|
|
// Recover sensor requests previously capped by capRates().
|
|
void uncapRates();
|
|
|
|
const sp<SensorService> mService;
|
|
const uid_t mUid;
|
|
const sensors_direct_mem_t mMem;
|
|
const int32_t mHalChannelHandle;
|
|
const String16 mOpPackageName;
|
|
|
|
mutable Mutex mConnectionLock;
|
|
std::unordered_map<int, int> mActivated;
|
|
std::unordered_map<int, int> mActivatedBackup;
|
|
std::unordered_map<int, int> mMicRateBackup;
|
|
|
|
std::atomic_bool mIsRateCappedBasedOnPermission;
|
|
mutable Mutex mDestroyLock;
|
|
bool mDestroyed;
|
|
userid_t mUserId;
|
|
};
|
|
|
|
} // namepsace android
|
|
|
|
#endif // ANDROID_SENSOR_DIRECT_CONNECTION_H
|
|
|