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/* Copyright (c) 2011-2017, 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.
*
*/
#ifndef __LOC_CONTEXT_BASE__
#define __LOC_CONTEXT_BASE__
#include <stdbool.h>
#include <ctype.h>
#include <MsgTask.h>
#include <LocApiBase.h>
#include <LBSProxyBase.h>
#include <loc_cfg.h>
/* GPS.conf support */
/* NOTE: the implementaiton of the parser casts number
fields to 32 bit. To ensure all 'n' fields working,
they must all be 32 bit fields. */
typedef struct loc_gps_cfg_s
{
uint32_t INTERMEDIATE_POS;
uint32_t ACCURACY_THRES;
uint32_t SUPL_VER;
uint32_t SUPL_MODE;
uint32_t SUPL_ES;
uint32_t CAPABILITIES;
uint32_t LPP_PROFILE;
uint32_t XTRA_VERSION_CHECK;
char XTRA_SERVER_1[LOC_MAX_PARAM_STRING];
char XTRA_SERVER_2[LOC_MAX_PARAM_STRING];
char XTRA_SERVER_3[LOC_MAX_PARAM_STRING];
uint32_t USE_EMERGENCY_PDN_FOR_EMERGENCY_SUPL;
uint32_t NMEA_PROVIDER;
GnssConfigGpsLock GPS_LOCK;
uint32_t A_GLONASS_POS_PROTOCOL_SELECT;
uint32_t AGPS_CERT_WRITABLE_MASK;
uint32_t AGPS_CONFIG_INJECT;
uint32_t LPPE_CP_TECHNOLOGY;
uint32_t LPPE_UP_TECHNOLOGY;
uint32_t EXTERNAL_DR_ENABLED;
char SUPL_HOST[LOC_MAX_PARAM_STRING];
uint32_t SUPL_PORT;
uint32_t MODEM_TYPE;
char MO_SUPL_HOST[LOC_MAX_PARAM_STRING];
uint32_t MO_SUPL_PORT;
uint32_t CONSTRAINED_TIME_UNCERTAINTY_ENABLED;
double CONSTRAINED_TIME_UNCERTAINTY_THRESHOLD;
uint32_t CONSTRAINED_TIME_UNCERTAINTY_ENERGY_BUDGET;
uint32_t POSITION_ASSISTED_CLOCK_ESTIMATOR_ENABLED;
char PROXY_APP_PACKAGE_NAME[LOC_MAX_PARAM_STRING];
uint32_t CP_MTLR_ES;
uint32_t GNSS_DEPLOYMENT;
} loc_gps_cfg_s_type;
/* NOTE: the implementaiton of the parser casts number
fields to 32 bit. To ensure all 'n' fields working,
they must all be 32 bit fields. */
/* Meanwhile, *_valid fields are 8 bit fields, and 'f'
fields are double. Rigid as they are, it is the
the status quo, until the parsing mechanism is
change, that is. */
typedef struct
{
uint8_t GYRO_BIAS_RANDOM_WALK_VALID;
double GYRO_BIAS_RANDOM_WALK;
uint32_t SENSOR_ACCEL_BATCHES_PER_SEC;
uint32_t SENSOR_ACCEL_SAMPLES_PER_BATCH;
uint32_t SENSOR_GYRO_BATCHES_PER_SEC;
uint32_t SENSOR_GYRO_SAMPLES_PER_BATCH;
uint32_t SENSOR_ACCEL_BATCHES_PER_SEC_HIGH;
uint32_t SENSOR_ACCEL_SAMPLES_PER_BATCH_HIGH;
uint32_t SENSOR_GYRO_BATCHES_PER_SEC_HIGH;
uint32_t SENSOR_GYRO_SAMPLES_PER_BATCH_HIGH;
uint32_t SENSOR_CONTROL_MODE;
uint32_t SENSOR_ALGORITHM_CONFIG_MASK;
uint8_t ACCEL_RANDOM_WALK_SPECTRAL_DENSITY_VALID;
double ACCEL_RANDOM_WALK_SPECTRAL_DENSITY;
uint8_t ANGLE_RANDOM_WALK_SPECTRAL_DENSITY_VALID;
double ANGLE_RANDOM_WALK_SPECTRAL_DENSITY;
uint8_t RATE_RANDOM_WALK_SPECTRAL_DENSITY_VALID;
double RATE_RANDOM_WALK_SPECTRAL_DENSITY;
uint8_t VELOCITY_RANDOM_WALK_SPECTRAL_DENSITY_VALID;
double VELOCITY_RANDOM_WALK_SPECTRAL_DENSITY;
} loc_sap_cfg_s_type;
namespace loc_core {
class LocAdapterBase;
class ContextBase {
static LBSProxyBase* getLBSProxy(const char* libName);
LocApiBase* createLocApi(LOC_API_ADAPTER_EVENT_MASK_T excludedMask);
static const loc_param_s_type mGps_conf_table[];
static const loc_param_s_type mSap_conf_table[];
protected:
const LBSProxyBase* mLBSProxy;
const MsgTask* mMsgTask;
LocApiBase* mLocApi;
LocApiProxyBase *mLocApiProxy;
public:
ContextBase(const MsgTask* msgTask,
LOC_API_ADAPTER_EVENT_MASK_T exMask,
const char* libName);
inline virtual ~ContextBase() {
if (nullptr != mLocApi) {
mLocApi->destroy();
mLocApi = nullptr;
}
if (nullptr != mLBSProxy) {
delete mLBSProxy;
mLBSProxy = nullptr;
}
}
inline const MsgTask* getMsgTask() { return mMsgTask; }
inline LocApiBase* getLocApi() { return mLocApi; }
inline LocApiProxyBase* getLocApiProxy() { return mLocApiProxy; }
inline bool hasAgpsExtendedCapabilities() { return mLBSProxy->hasAgpsExtendedCapabilities(); }
inline bool hasNativeXtraClient() { return mLBSProxy->hasNativeXtraClient(); }
inline void modemPowerVote(bool power) const { return mLBSProxy->modemPowerVote(power); }
inline IzatDevId_t getIzatDevId() const {
return mLBSProxy->getIzatDevId();
}
inline void sendMsg(const LocMsg *msg) { getMsgTask()->sendMsg(msg); }
static loc_gps_cfg_s_type mGps_conf;
static loc_sap_cfg_s_type mSap_conf;
static bool sIsEngineCapabilitiesKnown;
static uint64_t sSupportedMsgMask;
static uint8_t sFeaturesSupported[MAX_FEATURE_LENGTH];
static bool sGnssMeasurementSupported;
void readConfig();
static uint32_t getCarrierCapabilities();
void setEngineCapabilities(uint64_t supportedMsgMask,
uint8_t *featureList, bool gnssMeasurementSupported);
static inline bool isEngineCapabilitiesKnown() {
return sIsEngineCapabilitiesKnown;
}
static inline bool isMessageSupported(LocCheckingMessagesID msgID) {
// confirm if msgID is not larger than the number of bits in
// mSupportedMsg
if ((uint64_t)msgID > (sizeof(sSupportedMsgMask) << 3)) {
return false;
} else {
uint32_t messageChecker = 1 << msgID;
return (messageChecker & sSupportedMsgMask) == messageChecker;
}
}
/*
Check if a feature is supported
*/
static bool isFeatureSupported(uint8_t featureVal);
/*
Check if gnss measurement is supported
*/
static bool gnssConstellationConfig();
};
struct LocApiResponse: LocMsg {
private:
ContextBase& mContext;
std::function<void (LocationError err)> mProcImpl;
inline virtual void proc() const {
mProcImpl(mLocationError);
}
protected:
LocationError mLocationError;
public:
inline LocApiResponse(ContextBase& context,
std::function<void (LocationError err)> procImpl ) :
mContext(context), mProcImpl(procImpl) {}
void returnToSender(const LocationError err) {
mLocationError = err;
mContext.sendMsg(this);
}
};
struct LocApiCollectiveResponse: LocMsg {
private:
ContextBase& mContext;
std::function<void (std::vector<LocationError> errs)> mProcImpl;
inline virtual void proc() const {
mProcImpl(mLocationErrors);
}
protected:
std::vector<LocationError> mLocationErrors;
public:
inline LocApiCollectiveResponse(ContextBase& context,
std::function<void (std::vector<LocationError> errs)> procImpl ) :
mContext(context), mProcImpl(procImpl) {}
inline virtual ~LocApiCollectiveResponse() {
}
void returnToSender(std::vector<LocationError>& errs) {
mLocationErrors = errs;
mContext.sendMsg(this);
}
};
template <typename DATA>
struct LocApiResponseData: LocMsg {
private:
ContextBase& mContext;
std::function<void (LocationError err, DATA data)> mProcImpl;
inline virtual void proc() const {
mProcImpl(mLocationError, mData);
}
protected:
LocationError mLocationError;
DATA mData;
public:
inline LocApiResponseData(ContextBase& context,
std::function<void (LocationError err, DATA data)> procImpl ) :
mContext(context), mProcImpl(procImpl) {}
void returnToSender(const LocationError err, const DATA data) {
mLocationError = err;
mData = data;
mContext.sendMsg(this);
}
};
} // namespace loc_core
#endif //__LOC_CONTEXT_BASE__
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