Enable protected dynamic interface control

Changes to Enable protected dynamic interface control.

Added support to
1. Get the engine lock state.
2. Handle engine lock state event.
3. Store all the sessions when the engine is locked.
4. Restore all the sessions when the engine unlock event is received.

Change-Id: I70e591a6dca2231fb762ef199d0d34f852198116
CRs-fixed: 3130222

4 files changed, 98 insertions, 1 deletions

diff --git a/core/LocAdapterBase.cpp b/core/LocAdapterBase.cpp
index 95f2728..21975ed 100644
--- a/core/LocAdapterBase.cpp
+++ b/core/LocAdapterBase.cpp
@@ -26,6 +26,43 @@
  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
+
+  /*
+Changes from Qualcomm Innovation Center are provided under the following license:
+
+Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted (subject to the limitations in the
+disclaimer below) provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of Qualcomm Innovation Center, Inc. nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
+GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
+HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
+WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
 #define LOG_NDEBUG 0
 #define LOG_TAG "LocSvc_LocAdapterBase"
 
@@ -432,6 +469,10 @@ void
 LocAdapterBase::reportLatencyInfoEvent(const GnssLatencyInfo& /*gnssLatencyInfo*/)
 DEFAULT_IMPL()
 
+void
+LocAdapterBase::handleEngineLockStatusEvent(const EngineLockState engineLockState)
+DEFAULT_IMPL()
+
 bool LocAdapterBase::
     reportQwesCapabilities(const std::unordered_map<LocationQwesFeatureType, bool> &featureMap)
 DEFAULT_IMPL(false)
diff --git a/core/LocAdapterBase.h b/core/LocAdapterBase.h
index 51b2306..f2ae52e 100644
--- a/core/LocAdapterBase.h
+++ b/core/LocAdapterBase.h
@@ -26,6 +26,43 @@
  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
+
+  /*
+Changes from Qualcomm Innovation Center are provided under the following license:
+
+Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted (subject to the limitations in the
+disclaimer below) provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of Qualcomm Innovation Center, Inc. nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
+GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
+HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
+WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
+GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
+IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
 #ifndef LOC_API_ADAPTER_BASE_H
 #define LOC_API_ADAPTER_BASE_H
 
@@ -80,6 +117,8 @@ protected:
     typedef std::map<LocationAPI*, LocationCallbacks> ClientDataMap;
     ClientDataMap mClientData;
     std::vector<LocMsg*> mPendingMsgs; // For temporal storage of msgs before Open is completed
+    std::vector<LocMsg*> mPendingGnssEnabledMsgs; // For temporal storage of msgs failed with
+                                                  // GNSS disabled error
     /* ======== UTILITIES ================================================================== */
     void saveClient(LocationAPI* client, const LocationCallbacks& callbacks);
     void eraseClient(LocationAPI* client);
@@ -237,6 +276,7 @@ public:
     void requestCapabilitiesCommand(LocationAPI* client);
 
     virtual void reportLatencyInfoEvent(const GnssLatencyInfo& gnssLatencyInfo);
+    virtual void handleEngineLockStatusEvent(EngineLockState engineLockState);
     virtual bool reportQwesCapabilities(
             const std::unordered_map<LocationQwesFeatureType, bool> &featureMap);
 };
diff --git a/core/LocApiBase.cpp b/core/LocApiBase.cpp
index 860da2e..b571e36 100644
--- a/core/LocApiBase.cpp
+++ b/core/LocApiBase.cpp
@@ -155,7 +155,7 @@ volatile int32_t LocApiBase::mMsgTaskRefCount = 0;
 LocApiBase::LocApiBase(LOC_API_ADAPTER_EVENT_MASK_T excludedMask,
                        ContextBase* context) :
     mContext(context),
-    mMask(0), mExcludedMask(excludedMask)
+    mMask(0), mExcludedMask(excludedMask), mEngineLockState(ENGINE_LOCK_STATE_ENABLED)
 {
     memset(mLocAdapters, 0, sizeof(mLocAdapters));
 
@@ -615,6 +615,12 @@ void LocApiBase::reportLatencyInfo(GnssLatencyInfo& gnssLatencyInfo)
     TO_ALL_LOCADAPTERS(mLocAdapters[i]->reportLatencyInfoEvent(gnssLatencyInfo));
 }
 
+void LocApiBase::reportEngineLockStatus(EngineLockState engineLockState)
+{
+    // loop through adapters, and deliver to the All handling adapter.
+    TO_ALL_LOCADAPTERS(mLocAdapters[i]->handleEngineLockStatusEvent(engineLockState));
+}
+
 enum loc_api_adapter_err LocApiBase::
    open(LOC_API_ADAPTER_EVENT_MASK_T /*mask*/)
 DEFAULT_IMPL(LOC_API_ADAPTER_ERR_SUCCESS)
diff --git a/core/LocApiBase.h b/core/LocApiBase.h
index cbe5f9f..6f1b04f 100644
--- a/core/LocApiBase.h
+++ b/core/LocApiBase.h
@@ -137,6 +137,7 @@ protected:
     bool isInSession();
     const LOC_API_ADAPTER_EVENT_MASK_T mExcludedMask;
     bool isMaster();
+    EngineLockState mEngineLockState;
 
 public:
     inline void sendMsg(const LocMsg* msg) const {
@@ -203,6 +204,7 @@ public:
     void sendNfwNotification(GnssNfwNotification& notification);
     void reportGnssConfig(uint32_t sessionId, const GnssConfig& gnssConfig);
     void reportLatencyInfo(GnssLatencyInfo& gnssLatencyInfo);
+    void reportEngineLockStatus(EngineLockState engineLockState);
     void reportQwesCapabilities
     (
         const std::unordered_map<LocationQwesFeatureType, bool> &featureMap
@@ -345,6 +347,14 @@ public:
                                               LocApiResponse* adapterResponse=nullptr);
     virtual void getConstellationMultiBandConfig(uint32_t sessionId,
                                         LocApiResponse* adapterResponse=nullptr);
+
+    inline EngineLockState getEngineLockState() {
+        return mEngineLockState;
+    }
+
+    inline void setEngineLockState(EngineLockState engineLockState) {
+        mEngineLockState = engineLockState;
+    }
 };
 
 class ElapsedRealtimeEstimator {