201 lines
8.0 KiB
C
201 lines
8.0 KiB
C
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/* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation, nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef LOCHAL_CLIENT_HANDLER_H
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#define LOCHAL_CLIENT_HANDLER_H
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#include <queue>
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#include <mutex>
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#include <log_util.h>
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#include <loc_pla.h>
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#ifdef NO_UNORDERED_SET_OR_MAP
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#include <map>
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#else
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#include <unordered_map>
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#endif
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#include <LocationAPI.h>
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#include <LocIpc.h>
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#include <LocationApiPbMsgConv.h>
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using namespace loc_util;
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// forward declaration
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class LocationApiService;
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/******************************************************************************
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LocHalDaemonClientHandler
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******************************************************************************/
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class LocHalDaemonClientHandler
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{
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public:
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inline LocHalDaemonClientHandler(LocationApiService* service, const std::string& clientname,
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ClientType clientType) :
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mService(service),
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mName(clientname),
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mClientType(clientType),
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mCapabilityMask(0),
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mTracking(false),
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mBatching(false),
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mSessionId(0),
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mBatchingId(0),
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mBatchingMode(BATCHING_MODE_NO_AUTO_REPORT),
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mLocationApi(nullptr),
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mCallbacks{},
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mPendingMessages(),
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mGfPendingMessages(),
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mSubscriptionMask(0),
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mEngineInfoRequestMask(0),
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mGeofenceIds(nullptr),
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mIpcSender(createSender(clientname.c_str())) {
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if (mClientType == LOCATION_CLIENT_API) {
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updateSubscription(E_LOC_CB_GNSS_LOCATION_INFO_BIT);
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// client has not yet subscribed to anything yet
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mSubscriptionMask = 0;
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mLocationApi = LocationAPI::createInstance(mCallbacks);
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}
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}
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static shared_ptr<LocIpcSender> createSender(const string socket);
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void cleanup();
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// public APIs
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void updateSubscription(uint32_t mask);
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// when client stops the location session, then all callbacks
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// related to location session need to be unsubscribed
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void unsubscribeLocationSessionCb();
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uint32_t startTracking();
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uint32_t startTracking(LocationOptions & locOptions);
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void stopTracking();
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void updateTrackingOptions(LocationOptions & locOptions);
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void onGnssEnergyConsumedInfoAvailable(LocAPIGnssEnergyConsumedIndMsg &msg);
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void onControlResponseCb(LocationError err, ELocMsgID msgId);
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void onGnssConfigCb(ELocMsgID configMsgId, const GnssConfig & gnssConfig);
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bool hasPendingEngineInfoRequest(uint32_t mask);
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void addEngineInfoRequst(uint32_t mask);
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uint32_t startBatching(uint32_t minInterval, uint32_t minDistance, BatchingMode batchMode);
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void stopBatching();
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void updateBatchingOptions(uint32_t minInterval, uint32_t minDistance, BatchingMode batchMode);
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uint32_t* addGeofences(size_t count, GeofenceOption*, GeofenceInfo*);
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void removeGeofences(size_t count, uint32_t* ids);
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void modifyGeofences(size_t count, uint32_t* ids, GeofenceOption* options);
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void pauseGeofences(size_t count, uint32_t* ids);
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void resumeGeofences(size_t count, uint32_t* ids);
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//other API
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void setGeofenceIds(size_t count, uint32_t* clientIds, uint32_t* sessionIds);
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void eraseGeofenceIds(size_t count, uint32_t* clientIds);
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uint32_t* getSessionIds(size_t count, uint32_t* clientIds);
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uint32_t* getClientIds(size_t count, uint32_t* sessionIds);
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// send terrestrial fix to the requesting LCA client
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void sendTerrestrialFix(LocationError error, const Location& location);
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inline shared_ptr<LocIpcSender> getIpcSender () {return mIpcSender;};
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void pingTest();
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bool mTracking;
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bool mBatching;
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BatchingMode mBatchingMode;
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std::queue<ELocMsgID> mPendingMessages;
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std::queue<ELocMsgID> mGfPendingMessages;
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private:
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inline ~LocHalDaemonClientHandler() {}
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// Location API callback functions
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void onCapabilitiesCallback(LocationCapabilitiesMask capabilitiesMask);
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void onResponseCb(LocationError err, uint32_t id);
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void onCollectiveResponseCallback(size_t count, LocationError *errs, uint32_t *ids);
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void onTrackingCb(Location location);
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void onBatchingCb(size_t count, Location* location, BatchingOptions batchOptions);
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void onBatchingStatusCb(BatchingStatusInfo batchingStatus,
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std::list<uint32_t>& listOfCompletedTrips);
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void onGnssLocationInfoCb(GnssLocationInfoNotification gnssLocationInfoNotification);
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void onGeofenceBreachCb(GeofenceBreachNotification geofenceBreachNotification);
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void onEngLocationsInfoCb(uint32_t count,
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GnssLocationInfoNotification* engLocationsInfoNotification);
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void onGnssNiCb(uint32_t id, GnssNiNotification gnssNiNotification);
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void onGnssSvCb(GnssSvNotification gnssSvNotification);
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void onGnssNmeaCb(GnssNmeaNotification);
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void onGnssDataCb(GnssDataNotification gnssDataNotification);
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void onGnssMeasurementsCb(GnssMeasurementsNotification gnssMeasurementsNotification);
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void onLocationSystemInfoCb(LocationSystemInfo);
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void onLocationApiDestroyCompleteCb();
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// send ipc message to this client for serialized payload
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bool sendMessage(const char* msg, size_t msglen, ELocMsgID msg_id) {
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bool retVal= LocIpc::send(*mIpcSender, reinterpret_cast<const uint8_t*>(msg), msglen);
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if (retVal == false) {
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struct timespec ts;
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clock_gettime(CLOCK_BOOTTIME, &ts);
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LOC_LOGe("failed: client %s, msg id: %d, msg size %d, err %s, "
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"boot timestamp %" PRIu64" msec",
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mName.c_str(), msg_id, msglen, strerror(errno),
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(ts.tv_sec * 1000ULL + ts.tv_nsec/1000000));
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}
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return retVal;
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}
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uint32_t getSupportedTbf (uint32_t tbfMsec);
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// pointer to parent service
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LocationApiService* mService;
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// name of this client
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const std::string mName;
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ClientType mClientType;
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// LocationAPI interface
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LocationCapabilitiesMask mCapabilityMask;
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uint32_t mSessionId;
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uint32_t mBatchingId;
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LocationAPI* mLocationApi;
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LocationCallbacks mCallbacks;
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TrackingOptions mOptions;
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BatchingOptions mBatchOptions;
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// bitmask to hold this client's subscription
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uint32_t mSubscriptionMask;
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// bitmask to hold this client's request to engine info related subscription
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uint32_t mEngineInfoRequestMask;
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uint32_t* mGeofenceIds;
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shared_ptr<LocIpcSender> mIpcSender;
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std::unordered_map<uint32_t, uint32_t> mGfIdsMap; //geofence ID map, clientId-->session
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};
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#endif //LOCHAL_CLIENT_HANDLER_H
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