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/* Copyright (c) 2017, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted 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 The Linux Foundation, nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 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_TAG "LocSvc_XtraSystemStatusObs"
#include <sys/stat.h>
#include <sys/un.h>
#include <errno.h>
#include <ctype.h>
#include <unistd.h>
#include <cutils/properties.h>
#include <math.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <netdb.h>
#include <string>
#include <loc_log.h>
#include <loc_nmea.h>
#include <SystemStatus.h>
#include <vector>
#include <sstream>
#include <XtraSystemStatusObserver.h>
#include <LocAdapterBase.h>
#include <DataItemId.h>
#include <DataItemsFactoryProxy.h>
#include <DataItemConcreteTypesBase.h>
using namespace loc_core;
#ifdef LOG_TAG
#undef LOG_TAG
#endif
#define LOG_TAG "LocSvc_XSSO"
bool XtraSystemStatusObserver::updateLockStatus(uint32_t lock) {
mGpsLock = lock;
if (!mReqStatusReceived) {
return true;
}
stringstream ss;
ss << "gpslock";
ss << " " << lock;
return ( send(LOC_IPC_XTRA, ss.str()) );
}
bool XtraSystemStatusObserver::updateConnections(uint64_t allConnections) {
mIsConnectivityStatusKnown = true;
mConnections = allConnections;
if (!mReqStatusReceived) {
return true;
}
stringstream ss;
ss << "connection";
ss << " " << mConnections;
return ( send(LOC_IPC_XTRA, ss.str()) );
}
bool XtraSystemStatusObserver::updateTac(const string& tac) {
mTac = tac;
if (!mReqStatusReceived) {
return true;
}
stringstream ss;
ss << "tac";
ss << " " << tac.c_str();
return ( send(LOC_IPC_XTRA, ss.str()) );
}
bool XtraSystemStatusObserver::updateMccMnc(const string& mccmnc) {
mMccmnc = mccmnc;
if (!mReqStatusReceived) {
return true;
}
stringstream ss;
ss << "mncmcc";
ss << " " << mccmnc.c_str();
return ( send(LOC_IPC_XTRA, ss.str()) );
}
bool XtraSystemStatusObserver::updateXtraThrottle(const bool enabled) {
mXtraThrottle = enabled;
if (!mReqStatusReceived) {
return true;
}
stringstream ss;
ss << "xtrathrottle";
ss << " " << (enabled ? 1 : 0);
return ( send(LOC_IPC_XTRA, ss.str()) );
}
inline bool XtraSystemStatusObserver::onStatusRequested(int32_t xtraStatusUpdated) {
mReqStatusReceived = true;
if (xtraStatusUpdated) {
return true;
}
stringstream ss;
ss << "respondStatus" << endl;
(mGpsLock == -1 ? ss : ss << mGpsLock) << endl << mConnections << endl
<< mTac << endl << mMccmnc << endl << mIsConnectivityStatusKnown;
return ( send(LOC_IPC_XTRA, ss.str()) );
}
void XtraSystemStatusObserver::onReceive(const std::string& data) {
if (!strncmp(data.c_str(), "ping", sizeof("ping") - 1)) {
LOC_LOGd("ping received");
#ifdef USE_GLIB
} else if (!strncmp(data.c_str(), "connectBackhaul", sizeof("connectBackhaul") - 1)) {
mSystemStatusObsrvr->connectBackhaul();
} else if (!strncmp(data.c_str(), "disconnectBackhaul", sizeof("disconnectBackhaul") - 1)) {
mSystemStatusObsrvr->disconnectBackhaul();
#endif
} else if (!strncmp(data.c_str(), "requestStatus", sizeof("requestStatus") - 1)) {
int32_t xtraStatusUpdated = 0;
sscanf(data.c_str(), "%*s %d", &xtraStatusUpdated);
struct HandleStatusRequestMsg : public LocMsg {
XtraSystemStatusObserver& mXSSO;
int32_t mXtraStatusUpdated;
inline HandleStatusRequestMsg(XtraSystemStatusObserver& xsso,
int32_t xtraStatusUpdated) :
mXSSO(xsso), mXtraStatusUpdated(xtraStatusUpdated) {}
inline void proc() const override { mXSSO.onStatusRequested(mXtraStatusUpdated); }
};
mMsgTask->sendMsg(new (nothrow) HandleStatusRequestMsg(*this, xtraStatusUpdated));
} else {
LOC_LOGw("unknown event: %s", data.c_str());
}
}
void XtraSystemStatusObserver::subscribe(bool yes)
{
// Subscription data list
list<DataItemId> subItemIdList;
subItemIdList.push_back(NETWORKINFO_DATA_ITEM_ID);
subItemIdList.push_back(MCCMNC_DATA_ITEM_ID);
if (yes) {
mSystemStatusObsrvr->subscribe(subItemIdList, this);
list<DataItemId> reqItemIdList;
reqItemIdList.push_back(TAC_DATA_ITEM_ID);
mSystemStatusObsrvr->requestData(reqItemIdList, this);
} else {
mSystemStatusObsrvr->unsubscribe(subItemIdList, this);
}
}
// IDataItemObserver overrides
void XtraSystemStatusObserver::getName(string& name)
{
name = "XtraSystemStatusObserver";
}
void XtraSystemStatusObserver::notify(const list<IDataItemCore*>& dlist)
{
struct HandleOsObserverUpdateMsg : public LocMsg {
XtraSystemStatusObserver* mXtraSysStatObj;
list <IDataItemCore*> mDataItemList;
inline HandleOsObserverUpdateMsg(XtraSystemStatusObserver* xtraSysStatObs,
const list<IDataItemCore*>& dataItemList) :
mXtraSysStatObj(xtraSysStatObs) {
for (auto eachItem : dataItemList) {
IDataItemCore* dataitem = DataItemsFactoryProxy::createNewDataItem(
eachItem->getId());
if (NULL == dataitem) {
break;
}
// Copy the contents of the data item
dataitem->copy(eachItem);
mDataItemList.push_back(dataitem);
}
}
inline ~HandleOsObserverUpdateMsg() {
for (auto each : mDataItemList) {
delete each;
}
}
inline void proc() const {
for (auto each : mDataItemList) {
switch (each->getId())
{
case NETWORKINFO_DATA_ITEM_ID:
{
NetworkInfoDataItemBase* networkInfo =
static_cast<NetworkInfoDataItemBase*>(each);
mXtraSysStatObj->updateConnections(networkInfo->getAllTypes());
}
break;
case TAC_DATA_ITEM_ID:
{
TacDataItemBase* tac =
static_cast<TacDataItemBase*>(each);
mXtraSysStatObj->updateTac(tac->mValue);
}
break;
case MCCMNC_DATA_ITEM_ID:
{
MccmncDataItemBase* mccmnc =
static_cast<MccmncDataItemBase*>(each);
mXtraSysStatObj->updateMccMnc(mccmnc->mValue);
}
break;
default:
break;
}
}
}
};
mMsgTask->sendMsg(new (nothrow) HandleOsObserverUpdateMsg(this, dlist));
}
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