sm8450-common: Import gps from LA.VENDOR.1.0.r1-12800-WAIPIO.0
Change-Id: Ia76265a8c3326f2b5f9f260ce98807276af80ee3
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Arian
323
gps/gnss/Agps.h
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323
gps/gnss/Agps.h
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/* Copyright (c) 2012-2018, 2020-2021 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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*/
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#ifndef AGPS_H
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#define AGPS_H
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#include <functional>
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#include <list>
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#include <MsgTask.h>
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#include <gps_extended_c.h>
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#include <loc_pla.h>
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#include <log_util.h>
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using namespace loc_util;
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/* ATL callback function pointers
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* Passed in by Adapter to AgpsManager */
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typedef std::function<void(
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int handle, int isSuccess, char* apn, uint32_t apnLen,
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AGpsBearerType bearerType, AGpsExtType agpsType,
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LocApnTypeMask mask)> AgpsAtlOpenStatusCb;
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typedef std::function<void(int handle, int isSuccess)> AgpsAtlCloseStatusCb;
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/* Post message to adapter's message queue */
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typedef std::function<void(LocMsg* msg)> SendMsgToAdapterMsgQueueFn;
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/* AGPS States */
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typedef enum {
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AGPS_STATE_INVALID = 0,
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AGPS_STATE_RELEASED,
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AGPS_STATE_PENDING,
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AGPS_STATE_ACQUIRED,
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AGPS_STATE_RELEASING
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} AgpsState;
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typedef enum {
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AGPS_EVENT_INVALID = 0,
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AGPS_EVENT_SUBSCRIBE,
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AGPS_EVENT_UNSUBSCRIBE,
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AGPS_EVENT_GRANTED,
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AGPS_EVENT_RELEASED,
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AGPS_EVENT_DENIED
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} AgpsEvent;
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/* Notification Types sent to subscribers */
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typedef enum {
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AGPS_NOTIFICATION_TYPE_INVALID = 0,
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/* Meant for all subscribers, either active or inactive */
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AGPS_NOTIFICATION_TYPE_FOR_ALL_SUBSCRIBERS,
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/* Meant for only inactive subscribers */
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AGPS_NOTIFICATION_TYPE_FOR_INACTIVE_SUBSCRIBERS,
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/* Meant for only active subscribers */
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AGPS_NOTIFICATION_TYPE_FOR_ACTIVE_SUBSCRIBERS
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} AgpsNotificationType;
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/* Classes in this header */
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class AgpsSubscriber;
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class AgpsManager;
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class AgpsStateMachine;
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/* SUBSCRIBER
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* Each Subscriber instance corresponds to one AGPS request,
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* received by the AGPS state machine */
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class AgpsSubscriber {
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public:
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int mConnHandle;
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/* Does this subscriber wait for data call close complete,
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* before being notified ATL close ?
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* While waiting for data call close, subscriber will be in
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* inactive state. */
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bool mWaitForCloseComplete;
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bool mIsInactive;
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LocApnTypeMask mApnTypeMask;
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inline AgpsSubscriber(
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int connHandle, bool waitForCloseComplete, bool isInactive,
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LocApnTypeMask apnTypeMask) :
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mConnHandle(connHandle),
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mWaitForCloseComplete(waitForCloseComplete),
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mIsInactive(isInactive),
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mApnTypeMask(apnTypeMask) {}
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inline virtual ~AgpsSubscriber() {}
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inline virtual bool equals(const AgpsSubscriber *s) const
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{ return (mConnHandle == s->mConnHandle); }
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inline virtual AgpsSubscriber* clone()
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{ return new AgpsSubscriber(
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mConnHandle, mWaitForCloseComplete, mIsInactive, mApnTypeMask); }
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};
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/* AGPS STATE MACHINE */
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class AgpsStateMachine {
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protected:
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/* AGPS Manager instance, from where this state machine is created */
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AgpsManager* mAgpsManager;
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/* List of all subscribers for this State Machine.
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* Once a subscriber is notified for ATL open/close status,
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* it is deleted */
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std::list<AgpsSubscriber*> mSubscriberList;
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/* Current subscriber, whose request this State Machine is
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* currently processing */
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AgpsSubscriber* mCurrentSubscriber;
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/* Current state for this state machine */
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AgpsState mState;
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AgnssStatusIpV4Cb mFrameworkStatusV4Cb;
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private:
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/* AGPS Type for this state machine
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LOC_AGPS_TYPE_ANY 0
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LOC_AGPS_TYPE_SUPL 1
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LOC_AGPS_TYPE_WWAN_ANY 3
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LOC_AGPS_TYPE_SUPL_ES 5 */
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AGpsExtType mAgpsType;
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LocApnTypeMask mApnTypeMask;
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LocSubId mSubId;
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/* APN and IP Type info for AGPS Call */
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char* mAPN;
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unsigned int mAPNLen;
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AGpsBearerType mBearer;
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public:
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/* CONSTRUCTOR */
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AgpsStateMachine(AgpsManager* agpsManager, AGpsExtType agpsType):
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mFrameworkStatusV4Cb(NULL),
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mAgpsManager(agpsManager), mSubscriberList(),
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mCurrentSubscriber(NULL), mState(AGPS_STATE_RELEASED),
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mAgpsType(agpsType), mAPN(NULL), mAPNLen(0),
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mBearer(AGPS_APN_BEARER_INVALID) {};
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virtual ~AgpsStateMachine() { if(NULL != mAPN) delete[] mAPN; };
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/* Getter/Setter methods */
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void setAPN(char* apn, unsigned int len);
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inline char* getAPN() const { return mAPN; }
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inline uint32_t getAPNLen() const { return mAPNLen; }
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inline void setBearer(AGpsBearerType bearer) { mBearer = bearer; }
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inline LocApnTypeMask getApnTypeMask() const { return mApnTypeMask; }
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inline void setApnTypeMask(LocApnTypeMask apnTypeMask)
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{ mApnTypeMask = apnTypeMask; }
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inline void setSubId(LocSubId subId) { mSubId = subId; }
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inline AGpsBearerType getBearer() const { return mBearer; }
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inline void setType(AGpsExtType type) { mAgpsType = type; }
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inline AGpsExtType getType() const { return mAgpsType; }
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inline void setCurrentSubscriber(AgpsSubscriber* subscriber)
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{ mCurrentSubscriber = subscriber; }
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inline void registerFrameworkStatusCallback(AgnssStatusIpV4Cb frameworkStatusV4Cb) {
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mFrameworkStatusV4Cb = frameworkStatusV4Cb;
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}
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/* Fetch subscriber with specified handle */
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AgpsSubscriber* getSubscriber(int connHandle);
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/* Fetch first active or inactive subscriber in list
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* isInactive = true : fetch first inactive subscriber
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* isInactive = false : fetch first active subscriber */
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AgpsSubscriber* getFirstSubscriber(bool isInactive);
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/* Process LOC AGPS Event being passed in
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* onRsrcEvent */
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virtual void processAgpsEvent(AgpsEvent event);
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/* Drop all subscribers, in case of Modem SSR */
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void dropAllSubscribers();
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protected:
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/* Remove the specified subscriber from list if present.
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* Also delete the subscriber instance. */
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void deleteSubscriber(AgpsSubscriber* subscriber);
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private:
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/* Send call setup request to framework
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* sendRsrcRequest(LOC_GPS_REQUEST_AGPS_DATA_CONN)
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* sendRsrcRequest(LOC_GPS_RELEASE_AGPS_DATA_CONN) */
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void requestOrReleaseDataConn(bool request);
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/* Individual event processing methods */
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void processAgpsEventSubscribe();
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void processAgpsEventUnsubscribe();
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void processAgpsEventGranted();
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void processAgpsEventReleased();
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void processAgpsEventDenied();
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/* Clone the passed in subscriber and add to the subscriber list
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* if not already present */
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void addSubscriber(AgpsSubscriber* subscriber);
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/* Notify subscribers about AGPS events */
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void notifyAllSubscribers(
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AgpsEvent event, bool deleteSubscriberPostNotify,
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AgpsNotificationType notificationType);
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virtual void notifyEventToSubscriber(
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AgpsEvent event, AgpsSubscriber* subscriber,
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bool deleteSubscriberPostNotify);
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/* Do we have any subscribers in active state */
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bool anyActiveSubscribers();
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/* Transition state */
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void transitionState(AgpsState newState);
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};
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/* LOC AGPS MANAGER */
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class AgpsManager {
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friend class AgpsStateMachine;
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public:
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/* CONSTRUCTOR */
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AgpsManager():
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mAtlOpenStatusCb(), mAtlCloseStatusCb(),
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mAgnssNif(NULL), mInternetNif(NULL)/*, mDsNif(NULL)*/ {}
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/* Register callbacks */
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inline void registerATLCallbacks(AgpsAtlOpenStatusCb atlOpenStatusCb,
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AgpsAtlCloseStatusCb atlCloseStatusCb) {
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mAtlOpenStatusCb = atlOpenStatusCb;
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mAtlCloseStatusCb = atlCloseStatusCb;
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}
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/* Check if AGPS client is registered */
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inline bool isRegistered() { return nullptr != mAgnssNif || nullptr != mInternetNif; }
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/* Create all AGPS state machines */
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void createAgpsStateMachines(const AgpsCbInfo& cbInfo);
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/* Process incoming ATL requests */
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void requestATL(int connHandle, AGpsExtType agpsType,
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LocApnTypeMask apnTypeMask, LocSubId subId);
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void releaseATL(int connHandle);
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/* Process incoming framework data call events */
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void reportAtlOpenSuccess(AGpsExtType agpsType, char* apnName, int apnLen,
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AGpsBearerType bearerType);
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void reportAtlOpenFailed(AGpsExtType agpsType);
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void reportAtlClosed(AGpsExtType agpsType);
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/* Handle Modem SSR */
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void handleModemSSR();
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protected:
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AgpsAtlOpenStatusCb mAtlOpenStatusCb;
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AgpsAtlCloseStatusCb mAtlCloseStatusCb;
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AgpsStateMachine* mAgnssNif;
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AgpsStateMachine* mInternetNif;
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private:
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/* Fetch state machine for handling request ATL call */
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AgpsStateMachine* getAgpsStateMachine(AGpsExtType agpsType);
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};
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/* Request SUPL/INTERNET/SUPL_ES ATL
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* This LocMsg is defined in this header since it has to be used from more
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* than one place, other Agps LocMsg are restricted to GnssAdapter and
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* declared inline */
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struct AgpsMsgRequestATL: public LocMsg {
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AgpsManager* mAgpsManager;
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int mConnHandle;
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AGpsExtType mAgpsType;
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LocApnTypeMask mApnTypeMask;
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LocSubId mSubId;
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inline AgpsMsgRequestATL(AgpsManager* agpsManager, int connHandle,
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AGpsExtType agpsType, LocApnTypeMask apnTypeMask,
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LocSubId subId) :
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LocMsg(), mAgpsManager(agpsManager), mConnHandle(connHandle),
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mAgpsType(agpsType), mApnTypeMask(apnTypeMask), mSubId(subId){
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LOC_LOGV("AgpsMsgRequestATL");
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}
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inline virtual void proc() const {
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LOC_LOGV("AgpsMsgRequestATL::proc()");
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mAgpsManager->requestATL(mConnHandle, mAgpsType, mApnTypeMask, mSubId);
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}
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};
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namespace AgpsUtils {
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AGpsBearerType ipTypeToBearerType(LocApnIpType ipType);
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LocApnIpType bearerTypeToIpType(AGpsBearerType bearerType);
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}
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#endif /* AGPS_H */
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