b3d607b848
* QC Tag: LA.UM.6.6.r1-07400-89xx.0
912 lines
28 KiB
C++
912 lines
28 KiB
C++
/* Copyright (c) 2012-2017, 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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#define LOG_TAG "LocSvc_Agps"
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#include <Agps.h>
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#include <platform_lib_includes.h>
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#include <ContextBase.h>
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#include <loc_timer.h>
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/* --------------------------------------------------------------------
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* AGPS State Machine Methods
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* -------------------------------------------------------------------*/
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void AgpsStateMachine::processAgpsEvent(AgpsEvent event){
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LOC_LOGD("processAgpsEvent(): SM %p, Event %d, State %d",
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this, event, mState);
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switch (event) {
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case AGPS_EVENT_SUBSCRIBE:
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processAgpsEventSubscribe();
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break;
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case AGPS_EVENT_UNSUBSCRIBE:
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processAgpsEventUnsubscribe();
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break;
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case AGPS_EVENT_GRANTED:
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processAgpsEventGranted();
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break;
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case AGPS_EVENT_RELEASED:
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processAgpsEventReleased();
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break;
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case AGPS_EVENT_DENIED:
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processAgpsEventDenied();
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break;
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default:
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LOC_LOGE("Invalid Loc Agps Event");
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}
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}
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void AgpsStateMachine::processAgpsEventSubscribe(){
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switch (mState) {
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case AGPS_STATE_RELEASED:
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/* Add subscriber to list
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* No notifications until we get RSRC_GRANTED */
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addSubscriber(mCurrentSubscriber);
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/* Send data request
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* The if condition below is added so that if the data call setup
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* fails for DS State Machine, we want to retry in released state.
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* for Agps State Machine, sendRsrcRequest() will always return
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* success. */
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if (requestOrReleaseDataConn(true) == 0) {
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// If data request successful, move to pending state
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transitionState(AGPS_STATE_PENDING);
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}
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break;
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case AGPS_STATE_PENDING:
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/* Already requested for data connection,
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* do nothing until we get RSRC_GRANTED event;
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* Just add this subscriber to the list, for notifications */
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addSubscriber(mCurrentSubscriber);
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break;
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case AGPS_STATE_ACQUIRED:
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/* We already have the data connection setup,
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* Notify current subscriber with GRANTED event,
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* And add it to the subscriber list for further notifications. */
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notifyEventToSubscriber(AGPS_EVENT_GRANTED, mCurrentSubscriber, false);
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addSubscriber(mCurrentSubscriber);
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break;
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case AGPS_STATE_RELEASING:
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addSubscriber(mCurrentSubscriber);
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break;
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default:
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LOC_LOGE("Invalid state: %d", mState);
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}
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}
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void AgpsStateMachine::processAgpsEventUnsubscribe(){
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switch (mState) {
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case AGPS_STATE_RELEASED:
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notifyEventToSubscriber(
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AGPS_EVENT_UNSUBSCRIBE, mCurrentSubscriber, false);
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break;
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case AGPS_STATE_PENDING:
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case AGPS_STATE_ACQUIRED:
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/* If the subscriber wishes to wait for connection close,
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* before being removed from list, move to inactive state
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* and notify */
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if (mCurrentSubscriber->mWaitForCloseComplete) {
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mCurrentSubscriber->mIsInactive = true;
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}
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else {
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/* Notify only current subscriber and then delete it from
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* subscriberList */
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notifyEventToSubscriber(
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AGPS_EVENT_UNSUBSCRIBE, mCurrentSubscriber, true);
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}
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/* If no subscribers in list, release data connection */
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if (mSubscriberList.empty()) {
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transitionState(AGPS_STATE_RELEASED);
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requestOrReleaseDataConn(false);
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}
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/* Some subscribers in list, but all inactive;
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* Release data connection */
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else if(!anyActiveSubscribers()) {
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transitionState(AGPS_STATE_RELEASING);
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requestOrReleaseDataConn(false);
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}
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break;
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case AGPS_STATE_RELEASING:
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/* If the subscriber wishes to wait for connection close,
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* before being removed from list, move to inactive state
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* and notify */
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if (mCurrentSubscriber->mWaitForCloseComplete) {
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mCurrentSubscriber->mIsInactive = true;
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}
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else {
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/* Notify only current subscriber and then delete it from
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* subscriberList */
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notifyEventToSubscriber(
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AGPS_EVENT_UNSUBSCRIBE, mCurrentSubscriber, true);
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}
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/* If no subscribers in list, just move the state.
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* Request for releasing data connection should already have been
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* sent */
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if (mSubscriberList.empty()) {
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transitionState(AGPS_STATE_RELEASED);
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}
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break;
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default:
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LOC_LOGE("Invalid state: %d", mState);
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}
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}
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void AgpsStateMachine::processAgpsEventGranted(){
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switch (mState) {
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case AGPS_STATE_RELEASED:
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case AGPS_STATE_ACQUIRED:
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case AGPS_STATE_RELEASING:
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LOC_LOGE("Unexpected event GRANTED in state %d", mState);
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break;
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case AGPS_STATE_PENDING:
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// Move to acquired state
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transitionState(AGPS_STATE_ACQUIRED);
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notifyAllSubscribers(
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AGPS_EVENT_GRANTED, false,
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AGPS_NOTIFICATION_TYPE_FOR_ACTIVE_SUBSCRIBERS);
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break;
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default:
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LOC_LOGE("Invalid state: %d", mState);
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}
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}
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void AgpsStateMachine::processAgpsEventReleased(){
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switch (mState) {
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case AGPS_STATE_RELEASED:
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/* Subscriber list should be empty if we are in released state */
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if (!mSubscriberList.empty()) {
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LOC_LOGE("Unexpected event RELEASED in RELEASED state");
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}
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break;
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case AGPS_STATE_ACQUIRED:
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/* Force release received */
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LOC_LOGW("Force RELEASED event in ACQUIRED state");
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transitionState(AGPS_STATE_RELEASED);
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notifyAllSubscribers(
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AGPS_EVENT_RELEASED, true,
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AGPS_NOTIFICATION_TYPE_FOR_ALL_SUBSCRIBERS);
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break;
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case AGPS_STATE_RELEASING:
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/* Notify all inactive subscribers about the event */
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notifyAllSubscribers(
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AGPS_EVENT_RELEASED, true,
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AGPS_NOTIFICATION_TYPE_FOR_INACTIVE_SUBSCRIBERS);
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/* If we have active subscribers now, they must be waiting for
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* data conn setup */
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if (anyActiveSubscribers()) {
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transitionState(AGPS_STATE_PENDING);
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requestOrReleaseDataConn(true);
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}
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/* No active subscribers, move to released state */
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else {
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transitionState(AGPS_STATE_RELEASED);
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}
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break;
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case AGPS_STATE_PENDING:
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/* NOOP */
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break;
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default:
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LOC_LOGE("Invalid state: %d", mState);
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}
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}
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void AgpsStateMachine::processAgpsEventDenied(){
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switch (mState) {
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case AGPS_STATE_RELEASED:
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LOC_LOGE("Unexpected event DENIED in state %d", mState);
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break;
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case AGPS_STATE_ACQUIRED:
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/* NOOP */
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break;
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case AGPS_STATE_RELEASING:
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/* Notify all inactive subscribers about the event */
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notifyAllSubscribers(
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AGPS_EVENT_RELEASED, true,
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AGPS_NOTIFICATION_TYPE_FOR_INACTIVE_SUBSCRIBERS);
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/* If we have active subscribers now, they must be waiting for
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* data conn setup */
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if (anyActiveSubscribers()) {
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transitionState(AGPS_STATE_PENDING);
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requestOrReleaseDataConn(true);
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}
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/* No active subscribers, move to released state */
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else {
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transitionState(AGPS_STATE_RELEASED);
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}
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break;
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case AGPS_STATE_PENDING:
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transitionState(AGPS_STATE_RELEASED);
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notifyAllSubscribers(
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AGPS_EVENT_DENIED, true,
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AGPS_NOTIFICATION_TYPE_FOR_ALL_SUBSCRIBERS);
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break;
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default:
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LOC_LOGE("Invalid state: %d", mState);
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}
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}
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/* Request or Release data connection
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* bool request :
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* true = Request data connection
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* false = Release data connection */
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int AgpsStateMachine::requestOrReleaseDataConn(bool request){
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AGnssExtStatusIpV4 nifRequest;
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memset(&nifRequest, 0, sizeof(nifRequest));
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nifRequest.type = mAgpsType;
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if (request) {
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LOC_LOGD("AGPS Data Conn Request");
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nifRequest.status = LOC_GPS_REQUEST_AGPS_DATA_CONN;
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}
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else{
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LOC_LOGD("AGPS Data Conn Release");
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nifRequest.status = LOC_GPS_RELEASE_AGPS_DATA_CONN;
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}
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mAgpsManager->mFrameworkStatusV4Cb(nifRequest);
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return 0;
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}
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void AgpsStateMachine::notifyAllSubscribers(
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AgpsEvent event, bool deleteSubscriberPostNotify,
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AgpsNotificationType notificationType){
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LOC_LOGD("notifyAllSubscribers(): "
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"SM %p, Event %d Delete %d Notification Type %d",
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this, event, deleteSubscriberPostNotify, notificationType);
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std::list<AgpsSubscriber*>::const_iterator it = mSubscriberList.begin();
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while ( it != mSubscriberList.end() ) {
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AgpsSubscriber* subscriber = *it;
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if (notificationType == AGPS_NOTIFICATION_TYPE_FOR_ALL_SUBSCRIBERS ||
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(notificationType == AGPS_NOTIFICATION_TYPE_FOR_INACTIVE_SUBSCRIBERS &&
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subscriber->mIsInactive) ||
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(notificationType == AGPS_NOTIFICATION_TYPE_FOR_ACTIVE_SUBSCRIBERS &&
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!subscriber->mIsInactive)) {
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/* Deleting via this call would require another traversal
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* through subscriber list, inefficient; hence pass in false*/
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notifyEventToSubscriber(event, subscriber, false);
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if (deleteSubscriberPostNotify) {
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it = mSubscriberList.erase(it);
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delete subscriber;
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} else {
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it++;
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}
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} else {
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it++;
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}
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}
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}
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void AgpsStateMachine::notifyEventToSubscriber(
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AgpsEvent event, AgpsSubscriber* subscriberToNotify,
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bool deleteSubscriberPostNotify) {
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LOC_LOGD("notifyEventToSubscriber(): "
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"SM %p, Event %d Subscriber %p Delete %d",
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this, event, subscriberToNotify, deleteSubscriberPostNotify);
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switch (event) {
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case AGPS_EVENT_GRANTED:
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mAgpsManager->mAtlOpenStatusCb(
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subscriberToNotify->mConnHandle, 1, getAPN(),
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getBearer(), mAgpsType);
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break;
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case AGPS_EVENT_DENIED:
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mAgpsManager->mAtlOpenStatusCb(
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subscriberToNotify->mConnHandle, 0, getAPN(),
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getBearer(), mAgpsType);
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break;
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case AGPS_EVENT_UNSUBSCRIBE:
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case AGPS_EVENT_RELEASED:
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mAgpsManager->mAtlCloseStatusCb(subscriberToNotify->mConnHandle, 1);
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break;
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default:
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LOC_LOGE("Invalid event %d", event);
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}
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/* Search this subscriber in list and delete */
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if (deleteSubscriberPostNotify) {
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deleteSubscriber(subscriberToNotify);
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}
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}
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void AgpsStateMachine::transitionState(AgpsState newState){
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LOC_LOGD("transitionState(): SM %p, old %d, new %d",
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this, mState, newState);
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mState = newState;
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// notify state transitions to all subscribers ?
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}
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void AgpsStateMachine::addSubscriber(AgpsSubscriber* subscriberToAdd){
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LOC_LOGD("addSubscriber(): SM %p, Subscriber %p",
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this, subscriberToAdd);
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// Check if subscriber is already present in the current list
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// If not, then add
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std::list<AgpsSubscriber*>::const_iterator it = mSubscriberList.begin();
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for (; it != mSubscriberList.end(); it++) {
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AgpsSubscriber* subscriber = *it;
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if (subscriber->equals(subscriberToAdd)) {
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LOC_LOGE("Subscriber already in list");
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return;
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}
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}
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AgpsSubscriber* cloned = subscriberToAdd->clone();
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LOC_LOGD("addSubscriber(): cloned subscriber: %p", cloned);
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mSubscriberList.push_back(cloned);
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}
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void AgpsStateMachine::deleteSubscriber(AgpsSubscriber* subscriberToDelete){
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LOC_LOGD("deleteSubscriber(): SM %p, Subscriber %p",
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this, subscriberToDelete);
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std::list<AgpsSubscriber*>::const_iterator it = mSubscriberList.begin();
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while ( it != mSubscriberList.end() ) {
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AgpsSubscriber* subscriber = *it;
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if (subscriber && subscriber->equals(subscriberToDelete)) {
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it = mSubscriberList.erase(it);
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delete subscriber;
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} else {
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it++;
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}
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}
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}
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bool AgpsStateMachine::anyActiveSubscribers(){
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std::list<AgpsSubscriber*>::const_iterator it = mSubscriberList.begin();
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for (; it != mSubscriberList.end(); it++) {
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AgpsSubscriber* subscriber = *it;
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if (!subscriber->mIsInactive) {
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return true;
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}
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}
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return false;
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}
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void AgpsStateMachine::setAPN(char* apn, unsigned int len){
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if (NULL != mAPN) {
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delete mAPN;
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}
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if (apn == NULL || len <= 0) {
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LOC_LOGD("Invalid apn len (%d) or null apn", len);
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mAPN = NULL;
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mAPNLen = 0;
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}
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if (NULL != apn) {
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mAPN = new char[len+1];
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if (NULL != mAPN) {
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memcpy(mAPN, apn, len);
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mAPN[len] = '\0';
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mAPNLen = len;
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}
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}
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}
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AgpsSubscriber* AgpsStateMachine::getSubscriber(int connHandle){
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/* Go over the subscriber list */
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std::list<AgpsSubscriber*>::const_iterator it = mSubscriberList.begin();
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for (; it != mSubscriberList.end(); it++) {
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AgpsSubscriber* subscriber = *it;
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if (subscriber->mConnHandle == connHandle) {
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return subscriber;
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}
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}
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/* Not found, return NULL */
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return NULL;
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}
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AgpsSubscriber* AgpsStateMachine::getFirstSubscriber(bool isInactive){
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/* Go over the subscriber list */
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std::list<AgpsSubscriber*>::const_iterator it = mSubscriberList.begin();
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for (; it != mSubscriberList.end(); it++) {
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AgpsSubscriber* subscriber = *it;
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if(subscriber->mIsInactive == isInactive) {
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return subscriber;
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}
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}
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/* Not found, return NULL */
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return NULL;
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}
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void AgpsStateMachine::dropAllSubscribers(){
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LOC_LOGD("dropAllSubscribers(): SM %p", this);
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/* Go over the subscriber list */
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std::list<AgpsSubscriber*>::const_iterator it = mSubscriberList.begin();
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while ( it != mSubscriberList.end() ) {
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AgpsSubscriber* subscriber = *it;
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it = mSubscriberList.erase(it);
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delete subscriber;
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}
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}
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/* --------------------------------------------------------------------
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* DS State Machine Methods
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* -------------------------------------------------------------------*/
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const int DSStateMachine::MAX_START_DATA_CALL_RETRIES = 4;
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const int DSStateMachine::DATA_CALL_RETRY_DELAY_MSEC = 500;
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/* Overridden method
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* DS SM needs to handle one scenario differently */
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void DSStateMachine::processAgpsEvent(AgpsEvent event) {
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LOC_LOGD("DSStateMachine::processAgpsEvent() %d", event);
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/* DS Client call setup APIs don't return failure/closure separately.
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* Hence we receive RELEASED event in both cases.
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* If we are in pending, we should consider RELEASED as DENIED */
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if (event == AGPS_EVENT_RELEASED && mState == AGPS_STATE_PENDING) {
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LOC_LOGD("Translating RELEASED to DENIED event");
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event = AGPS_EVENT_DENIED;
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}
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/* Redirect process to base class */
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AgpsStateMachine::processAgpsEvent(event);
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}
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/* Timer Callback
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* For the retry timer started in case of DS Client call setup failure */
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void delay_callback(void *callbackData, int result)
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{
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LOC_LOGD("delay_callback(): cbData %p", callbackData);
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(void)result;
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if (callbackData == NULL) {
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LOC_LOGE("delay_callback(): NULL argument received !");
|
|
return;
|
|
}
|
|
DSStateMachine* dsStateMachine = (DSStateMachine *)callbackData;
|
|
dsStateMachine->retryCallback();
|
|
}
|
|
|
|
/* Invoked from Timer Callback
|
|
* For the retry timer started in case of DS Client call setup failure */
|
|
void DSStateMachine :: retryCallback()
|
|
{
|
|
LOC_LOGD("DSStateMachine::retryCallback()");
|
|
|
|
/* Request SUPL ES
|
|
* There must be at least one active subscriber in list */
|
|
AgpsSubscriber* subscriber = getFirstSubscriber(false);
|
|
if (subscriber == NULL) {
|
|
|
|
LOC_LOGE("No active subscriber for DS Client call setup");
|
|
return;
|
|
}
|
|
|
|
/* Send message to retry */
|
|
mAgpsManager->mSendMsgToAdapterQueueFn(
|
|
new AgpsMsgRequestATL(
|
|
mAgpsManager, subscriber->mConnHandle,
|
|
LOC_AGPS_TYPE_SUPL_ES));
|
|
}
|
|
|
|
/* Overridden method
|
|
* Request or Release data connection
|
|
* bool request :
|
|
* true = Request data connection
|
|
* false = Release data connection */
|
|
int DSStateMachine::requestOrReleaseDataConn(bool request){
|
|
|
|
LOC_LOGD("DSStateMachine::requestOrReleaseDataConn(): "
|
|
"request %d", request);
|
|
|
|
/* Release data connection required ? */
|
|
if (!request && mAgpsManager->mDSClientStopDataCallFn) {
|
|
|
|
mAgpsManager->mDSClientStopDataCallFn();
|
|
LOC_LOGD("DS Client release data call request sent !");
|
|
return 0;
|
|
}
|
|
|
|
/* Setup data connection request
|
|
* There must be at least one active subscriber in list */
|
|
AgpsSubscriber* subscriber = getFirstSubscriber(false);
|
|
if (subscriber == NULL) {
|
|
|
|
LOC_LOGE("No active subscriber for DS Client call setup");
|
|
return -1;
|
|
}
|
|
|
|
/* DS Client Fn registered ? */
|
|
if (!mAgpsManager->mDSClientOpenAndStartDataCallFn) {
|
|
|
|
LOC_LOGE("DS Client start fn not registered, fallback to SUPL ATL");
|
|
notifyEventToSubscriber(AGPS_EVENT_DENIED, subscriber, false);
|
|
return -1;
|
|
}
|
|
|
|
/* Setup the call */
|
|
int ret = mAgpsManager->mDSClientOpenAndStartDataCallFn();
|
|
|
|
/* Check if data call start failed */
|
|
switch (ret) {
|
|
|
|
case LOC_API_ADAPTER_ERR_ENGINE_BUSY:
|
|
LOC_LOGE("DS Client open call failed, err: %d", ret);
|
|
mRetries++;
|
|
if (mRetries > MAX_START_DATA_CALL_RETRIES) {
|
|
|
|
LOC_LOGE("DS Client call retries exhausted, "
|
|
"falling back to normal SUPL ATL");
|
|
notifyEventToSubscriber(AGPS_EVENT_DENIED, subscriber, false);
|
|
}
|
|
/* Retry DS Client call setup after some delay */
|
|
else if(loc_timer_start(
|
|
DATA_CALL_RETRY_DELAY_MSEC, delay_callback, this)) {
|
|
LOC_LOGE("Error: Could not start delay thread\n");
|
|
return -1;
|
|
}
|
|
break;
|
|
|
|
case LOC_API_ADAPTER_ERR_UNSUPPORTED:
|
|
LOC_LOGE("No emergency profile found. Fall back to normal SUPL ATL");
|
|
notifyEventToSubscriber(AGPS_EVENT_DENIED, subscriber, false);
|
|
break;
|
|
|
|
case LOC_API_ADAPTER_ERR_SUCCESS:
|
|
LOC_LOGD("Request to start data call sent");
|
|
break;
|
|
|
|
default:
|
|
LOC_LOGE("Unrecognized return value: %d", ret);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
void DSStateMachine::notifyEventToSubscriber(
|
|
AgpsEvent event, AgpsSubscriber* subscriberToNotify,
|
|
bool deleteSubscriberPostNotify) {
|
|
|
|
LOC_LOGD("DSStateMachine::notifyEventToSubscriber(): "
|
|
"SM %p, Event %d Subscriber %p Delete %d",
|
|
this, event, subscriberToNotify, deleteSubscriberPostNotify);
|
|
|
|
switch (event) {
|
|
|
|
case AGPS_EVENT_GRANTED:
|
|
mAgpsManager->mAtlOpenStatusCb(
|
|
subscriberToNotify->mConnHandle, 1, NULL,
|
|
AGPS_APN_BEARER_INVALID, LOC_AGPS_TYPE_SUPL_ES);
|
|
break;
|
|
|
|
case AGPS_EVENT_DENIED:
|
|
/* Now try with regular SUPL
|
|
* We need to send request via message queue */
|
|
mRetries = 0;
|
|
mAgpsManager->mSendMsgToAdapterQueueFn(
|
|
new AgpsMsgRequestATL(
|
|
mAgpsManager, subscriberToNotify->mConnHandle,
|
|
LOC_AGPS_TYPE_SUPL));
|
|
break;
|
|
|
|
case AGPS_EVENT_UNSUBSCRIBE:
|
|
mAgpsManager->mAtlCloseStatusCb(subscriberToNotify->mConnHandle, 1);
|
|
break;
|
|
|
|
case AGPS_EVENT_RELEASED:
|
|
mAgpsManager->mDSClientCloseDataCallFn();
|
|
mAgpsManager->mAtlCloseStatusCb(subscriberToNotify->mConnHandle, 1);
|
|
break;
|
|
|
|
default:
|
|
LOC_LOGE("Invalid event %d", event);
|
|
}
|
|
|
|
/* Search this subscriber in list and delete */
|
|
if (deleteSubscriberPostNotify) {
|
|
deleteSubscriber(subscriberToNotify);
|
|
}
|
|
}
|
|
|
|
/* --------------------------------------------------------------------
|
|
* Loc AGPS Manager Methods
|
|
* -------------------------------------------------------------------*/
|
|
|
|
/* CREATE AGPS STATE MACHINES
|
|
* Must be invoked in Msg Handler context */
|
|
void AgpsManager::createAgpsStateMachines() {
|
|
|
|
LOC_LOGD("AgpsManager::createAgpsStateMachines");
|
|
|
|
bool agpsCapable =
|
|
((loc_core::ContextBase::mGps_conf.CAPABILITIES & LOC_GPS_CAPABILITY_MSA) ||
|
|
(loc_core::ContextBase::mGps_conf.CAPABILITIES & LOC_GPS_CAPABILITY_MSB));
|
|
|
|
if (NULL == mInternetNif) {
|
|
mInternetNif = new AgpsStateMachine(this, LOC_AGPS_TYPE_WWAN_ANY);
|
|
LOC_LOGD("Internet NIF: %p", mInternetNif);
|
|
}
|
|
if (agpsCapable) {
|
|
if (NULL == mAgnssNif) {
|
|
mAgnssNif = new AgpsStateMachine(this, LOC_AGPS_TYPE_SUPL);
|
|
LOC_LOGD("AGNSS NIF: %p", mAgnssNif);
|
|
}
|
|
if (NULL == mDsNif &&
|
|
loc_core::ContextBase::mGps_conf.USE_EMERGENCY_PDN_FOR_EMERGENCY_SUPL) {
|
|
|
|
if(!mDSClientInitFn){
|
|
|
|
LOC_LOGE("DS Client Init Fn not registered !");
|
|
return;
|
|
}
|
|
if (mDSClientInitFn(false) != 0) {
|
|
|
|
LOC_LOGE("Failed to init data service client");
|
|
return;
|
|
}
|
|
mDsNif = new DSStateMachine(this);
|
|
LOC_LOGD("DS NIF: %p", mDsNif);
|
|
}
|
|
}
|
|
}
|
|
|
|
AgpsStateMachine* AgpsManager::getAgpsStateMachine(AGpsExtType agpsType) {
|
|
|
|
LOC_LOGD("AgpsManager::getAgpsStateMachine(): agpsType %d", agpsType);
|
|
|
|
switch (agpsType) {
|
|
|
|
case LOC_AGPS_TYPE_INVALID:
|
|
case LOC_AGPS_TYPE_SUPL:
|
|
if (mAgnssNif == NULL) {
|
|
LOC_LOGE("NULL AGNSS NIF !");
|
|
}
|
|
return mAgnssNif;
|
|
|
|
case LOC_AGPS_TYPE_SUPL_ES:
|
|
if (loc_core::ContextBase::mGps_conf.USE_EMERGENCY_PDN_FOR_EMERGENCY_SUPL) {
|
|
if (mDsNif == NULL) {
|
|
createAgpsStateMachines();
|
|
}
|
|
return mDsNif;
|
|
} else {
|
|
return mAgnssNif;
|
|
}
|
|
|
|
default:
|
|
return mInternetNif;
|
|
}
|
|
|
|
LOC_LOGE("No SM found !");
|
|
return NULL;
|
|
}
|
|
|
|
void AgpsManager::requestATL(int connHandle, AGpsExtType agpsType){
|
|
|
|
LOC_LOGD("AgpsManager::requestATL(): connHandle %d, agpsType %d",
|
|
connHandle, agpsType);
|
|
|
|
AgpsStateMachine* sm = getAgpsStateMachine(agpsType);
|
|
|
|
if (sm == NULL) {
|
|
|
|
LOC_LOGE("No AGPS State Machine for agpsType: %d", agpsType);
|
|
mAtlOpenStatusCb(
|
|
connHandle, 0, NULL, AGPS_APN_BEARER_INVALID, agpsType);
|
|
return;
|
|
}
|
|
|
|
/* Invoke AGPS SM processing */
|
|
AgpsSubscriber subscriber(connHandle, false, false);
|
|
sm->setCurrentSubscriber(&subscriber);
|
|
|
|
/* If DS State Machine, wait for close complete */
|
|
if (agpsType == LOC_AGPS_TYPE_SUPL_ES) {
|
|
subscriber.mWaitForCloseComplete = true;
|
|
}
|
|
|
|
/* Send subscriber event */
|
|
sm->processAgpsEvent(AGPS_EVENT_SUBSCRIBE);
|
|
}
|
|
|
|
void AgpsManager::releaseATL(int connHandle){
|
|
|
|
LOC_LOGD("AgpsManager::releaseATL(): connHandle %d", connHandle);
|
|
|
|
/* First find the subscriber with specified handle.
|
|
* We need to search in all state machines. */
|
|
AgpsStateMachine* sm = NULL;
|
|
AgpsSubscriber* subscriber = NULL;
|
|
|
|
if (mAgnssNif &&
|
|
(subscriber = mAgnssNif->getSubscriber(connHandle)) != NULL) {
|
|
sm = mAgnssNif;
|
|
}
|
|
else if (mInternetNif &&
|
|
(subscriber = mInternetNif->getSubscriber(connHandle)) != NULL) {
|
|
sm = mInternetNif;
|
|
}
|
|
else if (mDsNif &&
|
|
(subscriber = mDsNif->getSubscriber(connHandle)) != NULL) {
|
|
sm = mDsNif;
|
|
}
|
|
|
|
if (sm == NULL) {
|
|
LOC_LOGE("Subscriber with connHandle %d not found in any SM",
|
|
connHandle);
|
|
mAtlCloseStatusCb(connHandle, 0);
|
|
return;
|
|
}
|
|
|
|
/* Now send unsubscribe event */
|
|
sm->setCurrentSubscriber(subscriber);
|
|
sm->processAgpsEvent(AGPS_EVENT_UNSUBSCRIBE);
|
|
}
|
|
|
|
void AgpsManager::reportDataCallOpened(){
|
|
|
|
LOC_LOGD("AgpsManager::reportDataCallOpened");
|
|
|
|
if (mDsNif) {
|
|
mDsNif->processAgpsEvent(AGPS_EVENT_GRANTED);
|
|
}
|
|
}
|
|
|
|
void AgpsManager::reportDataCallClosed(){
|
|
|
|
LOC_LOGD("AgpsManager::reportDataCallClosed");
|
|
|
|
if (mDsNif) {
|
|
mDsNif->processAgpsEvent(AGPS_EVENT_RELEASED);
|
|
}
|
|
}
|
|
|
|
void AgpsManager::reportAtlOpenSuccess(
|
|
AGpsExtType agpsType, char* apnName, int apnLen,
|
|
AGpsBearerType bearerType){
|
|
|
|
LOC_LOGD("AgpsManager::reportAtlOpenSuccess(): "
|
|
"AgpsType %d, APN [%s], Len %d, BearerType %d",
|
|
agpsType, apnName, apnLen, bearerType);
|
|
|
|
/* Find the state machine instance */
|
|
AgpsStateMachine* sm = getAgpsStateMachine(agpsType);
|
|
|
|
/* Set bearer and apn info in state machine instance */
|
|
sm->setBearer(bearerType);
|
|
sm->setAPN(apnName, apnLen);
|
|
|
|
/* Send GRANTED event to state machine */
|
|
sm->processAgpsEvent(AGPS_EVENT_GRANTED);
|
|
}
|
|
|
|
void AgpsManager::reportAtlOpenFailed(AGpsExtType agpsType){
|
|
|
|
LOC_LOGD("AgpsManager::reportAtlOpenFailed(): AgpsType %d", agpsType);
|
|
|
|
/* Fetch SM and send DENIED event */
|
|
AgpsStateMachine* sm = getAgpsStateMachine(agpsType);
|
|
sm->processAgpsEvent(AGPS_EVENT_DENIED);
|
|
}
|
|
|
|
void AgpsManager::reportAtlClosed(AGpsExtType agpsType){
|
|
|
|
LOC_LOGD("AgpsManager::reportAtlClosed(): AgpsType %d", agpsType);
|
|
|
|
/* Fetch SM and send RELEASED event */
|
|
AgpsStateMachine* sm = getAgpsStateMachine(agpsType);
|
|
sm->processAgpsEvent(AGPS_EVENT_RELEASED);
|
|
}
|
|
|
|
void AgpsManager::handleModemSSR(){
|
|
|
|
LOC_LOGD("AgpsManager::handleModemSSR");
|
|
|
|
/* Drop subscribers from all state machines */
|
|
if (mAgnssNif) {
|
|
mAgnssNif->dropAllSubscribers();
|
|
}
|
|
if (mInternetNif) {
|
|
mInternetNif->dropAllSubscribers();
|
|
}
|
|
if (mDsNif) {
|
|
mDsNif->dropAllSubscribers();
|
|
}
|
|
|
|
// reinitialize DS client in SSR mode
|
|
if (loc_core::ContextBase::mGps_conf.
|
|
USE_EMERGENCY_PDN_FOR_EMERGENCY_SUPL) {
|
|
|
|
mDSClientStopDataCallFn();
|
|
mDSClientCloseDataCallFn();
|
|
mDSClientReleaseFn();
|
|
|
|
mDSClientInitFn(true);
|
|
}
|
|
}
|