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/* Copyright (c) 2017-2019, 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.
*
*/
#include <LocationUtil.h>
#include <log_util.h>
#include <inttypes.h>
namespace android {
namespace hardware {
namespace gnss {
namespace V2_0 {
namespace implementation {
using ::android::hardware::gnss::V2_0::GnssLocation;
using ::android::hardware::gnss::V2_0::GnssConstellationType;
using ::android::hardware::gnss::V1_0::GnssLocationFlags;
void convertGnssLocation(Location& in, V1_0::GnssLocation& out)
{
memset(&out, 0, sizeof(V1_0::GnssLocation));
if (in.flags & LOCATION_HAS_LAT_LONG_BIT) {
out.gnssLocationFlags |= GnssLocationFlags::HAS_LAT_LONG;
out.latitudeDegrees = in.latitude;
out.longitudeDegrees = in.longitude;
}
if (in.flags & LOCATION_HAS_ALTITUDE_BIT) {
out.gnssLocationFlags |= GnssLocationFlags::HAS_ALTITUDE;
out.altitudeMeters = in.altitude;
}
if (in.flags & LOCATION_HAS_SPEED_BIT) {
out.gnssLocationFlags |= GnssLocationFlags::HAS_SPEED;
out.speedMetersPerSec = in.speed;
}
if (in.flags & LOCATION_HAS_BEARING_BIT) {
out.gnssLocationFlags |= GnssLocationFlags::HAS_BEARING;
out.bearingDegrees = in.bearing;
}
if (in.flags & LOCATION_HAS_ACCURACY_BIT) {
out.gnssLocationFlags |= GnssLocationFlags::HAS_HORIZONTAL_ACCURACY;
out.horizontalAccuracyMeters = in.accuracy;
}
if (in.flags & LOCATION_HAS_VERTICAL_ACCURACY_BIT) {
out.gnssLocationFlags |= GnssLocationFlags::HAS_VERTICAL_ACCURACY;
out.verticalAccuracyMeters = in.verticalAccuracy;
}
if (in.flags & LOCATION_HAS_SPEED_ACCURACY_BIT) {
out.gnssLocationFlags |= GnssLocationFlags::HAS_SPEED_ACCURACY;
out.speedAccuracyMetersPerSecond = in.speedAccuracy;
}
if (in.flags & LOCATION_HAS_BEARING_ACCURACY_BIT) {
out.gnssLocationFlags |= GnssLocationFlags::HAS_BEARING_ACCURACY;
out.bearingAccuracyDegrees = in.bearingAccuracy;
}
out.timestamp = static_cast<V1_0::GnssUtcTime>(in.timestamp);
}
void convertGnssLocation(Location& in, V2_0::GnssLocation& out)
{
memset(&out, 0, sizeof(V2_0::GnssLocation));
convertGnssLocation(in, out.v1_0);
struct timespec sinceBootTime;
struct timespec currentTime;
if (0 == clock_gettime(CLOCK_BOOTTIME,&sinceBootTime) &&
0 == clock_gettime(CLOCK_REALTIME,¤tTime)) {
int64_t sinceBootTimeNanos = sinceBootTime.tv_sec*1000000000 + sinceBootTime.tv_nsec;
int64_t currentTimeNanos = currentTime.tv_sec*1000000000 + currentTime.tv_nsec;
int64_t locationTimeNanos = in.timestamp*1000000;
LOC_LOGD("%s]: sinceBootTimeNanos:%" PRIi64 " currentTimeNanos:%" PRIi64 ""
" locationTimeNanos:%" PRIi64 "",
__FUNCTION__, sinceBootTimeNanos, currentTimeNanos, locationTimeNanos);
if (currentTimeNanos >= locationTimeNanos) {
int64_t ageTimeNanos = currentTimeNanos - locationTimeNanos;
LOC_LOGD("%s]: ageTimeNanos:%" PRIi64 ")", __FUNCTION__, ageTimeNanos);
if (ageTimeNanos >= 0 && ageTimeNanos <= sinceBootTimeNanos) {
out.elapsedRealtime.flags |= ElapsedRealtimeFlags::HAS_TIMESTAMP_NS;
out.elapsedRealtime.timestampNs = sinceBootTimeNanos - ageTimeNanos;
out.elapsedRealtime.flags |= ElapsedRealtimeFlags::HAS_TIME_UNCERTAINTY_NS;
// time uncertainty is 1 ms since it is calculated from utc time that is in ms
out.elapsedRealtime.timeUncertaintyNs = 1000000;
LOC_LOGD("%s]: timestampNs:%" PRIi64 ")",
__FUNCTION__, out.elapsedRealtime.timestampNs);
}
}
}
}
void convertGnssLocation(const V1_0::GnssLocation& in, Location& out)
{
memset(&out, 0, sizeof(out));
if (in.gnssLocationFlags & GnssLocationFlags::HAS_LAT_LONG) {
out.flags |= LOCATION_HAS_LAT_LONG_BIT;
out.latitude = in.latitudeDegrees;
out.longitude = in.longitudeDegrees;
}
if (in.gnssLocationFlags & GnssLocationFlags::HAS_ALTITUDE) {
out.flags |= LOCATION_HAS_ALTITUDE_BIT;
out.altitude = in.altitudeMeters;
}
if (in.gnssLocationFlags & GnssLocationFlags::HAS_SPEED) {
out.flags |= LOCATION_HAS_SPEED_BIT;
out.speed = in.speedMetersPerSec;
}
if (in.gnssLocationFlags & GnssLocationFlags::HAS_BEARING) {
out.flags |= LOCATION_HAS_BEARING_BIT;
out.bearing = in.bearingDegrees;
}
if (in.gnssLocationFlags & GnssLocationFlags::HAS_HORIZONTAL_ACCURACY) {
out.flags |= LOCATION_HAS_ACCURACY_BIT;
out.accuracy = in.horizontalAccuracyMeters;
}
if (in.gnssLocationFlags & GnssLocationFlags::HAS_VERTICAL_ACCURACY) {
out.flags |= LOCATION_HAS_VERTICAL_ACCURACY_BIT;
out.verticalAccuracy = in.verticalAccuracyMeters;
}
if (in.gnssLocationFlags & GnssLocationFlags::HAS_SPEED_ACCURACY) {
out.flags |= LOCATION_HAS_SPEED_ACCURACY_BIT;
out.speedAccuracy = in.speedAccuracyMetersPerSecond;
}
if (in.gnssLocationFlags & GnssLocationFlags::HAS_BEARING_ACCURACY) {
out.flags |= LOCATION_HAS_BEARING_ACCURACY_BIT;
out.bearingAccuracy = in.bearingAccuracyDegrees;
}
out.timestamp = static_cast<uint64_t>(in.timestamp);
}
void convertGnssLocation(const V2_0::GnssLocation& in, Location& out)
{
memset(&out, 0, sizeof(out));
convertGnssLocation(in.v1_0, out);
}
void convertGnssConstellationType(GnssSvType& in, V1_0::GnssConstellationType& out)
{
switch(in) {
case GNSS_SV_TYPE_GPS:
out = V1_0::GnssConstellationType::GPS;
break;
case GNSS_SV_TYPE_SBAS:
out = V1_0::GnssConstellationType::SBAS;
break;
case GNSS_SV_TYPE_GLONASS:
out = V1_0::GnssConstellationType::GLONASS;
break;
case GNSS_SV_TYPE_QZSS:
out = V1_0::GnssConstellationType::QZSS;
break;
case GNSS_SV_TYPE_BEIDOU:
out = V1_0::GnssConstellationType::BEIDOU;
break;
case GNSS_SV_TYPE_GALILEO:
out = V1_0::GnssConstellationType::GALILEO;
break;
case GNSS_SV_TYPE_UNKNOWN:
default:
out = V1_0::GnssConstellationType::UNKNOWN;
break;
}
}
void convertGnssConstellationType(GnssSvType& in, V2_0::GnssConstellationType& out)
{
switch(in) {
case GNSS_SV_TYPE_GPS:
out = V2_0::GnssConstellationType::GPS;
break;
case GNSS_SV_TYPE_SBAS:
out = V2_0::GnssConstellationType::SBAS;
break;
case GNSS_SV_TYPE_GLONASS:
out = V2_0::GnssConstellationType::GLONASS;
break;
case GNSS_SV_TYPE_QZSS:
out = V2_0::GnssConstellationType::QZSS;
break;
case GNSS_SV_TYPE_BEIDOU:
out = V2_0::GnssConstellationType::BEIDOU;
break;
case GNSS_SV_TYPE_GALILEO:
out = V2_0::GnssConstellationType::GALILEO;
break;
case GNSS_SV_TYPE_NAVIC:
out = V2_0::GnssConstellationType::IRNSS;
break;
case GNSS_SV_TYPE_UNKNOWN:
default:
out = V2_0::GnssConstellationType::UNKNOWN;
break;
}
}
void convertGnssEphemerisType(GnssEphemerisType& in, GnssDebug::SatelliteEphemerisType& out)
{
switch(in) {
case GNSS_EPH_TYPE_EPHEMERIS:
out = GnssDebug::SatelliteEphemerisType::EPHEMERIS;
break;
case GNSS_EPH_TYPE_ALMANAC:
out = GnssDebug::SatelliteEphemerisType::ALMANAC_ONLY;
break;
case GNSS_EPH_TYPE_UNKNOWN:
default:
out = GnssDebug::SatelliteEphemerisType::NOT_AVAILABLE;
break;
}
}
void convertGnssEphemerisSource(GnssEphemerisSource& in, GnssDebug::SatelliteEphemerisSource& out)
{
switch(in) {
case GNSS_EPH_SOURCE_DEMODULATED:
out = GnssDebug::SatelliteEphemerisSource::DEMODULATED;
break;
case GNSS_EPH_SOURCE_SUPL_PROVIDED:
out = GnssDebug::SatelliteEphemerisSource::SUPL_PROVIDED;
break;
case GNSS_EPH_SOURCE_OTHER_SERVER_PROVIDED:
out = GnssDebug::SatelliteEphemerisSource::OTHER_SERVER_PROVIDED;
break;
case GNSS_EPH_SOURCE_LOCAL:
case GNSS_EPH_SOURCE_UNKNOWN:
default:
out = GnssDebug::SatelliteEphemerisSource::OTHER;
break;
}
}
void convertGnssEphemerisHealth(GnssEphemerisHealth& in, GnssDebug::SatelliteEphemerisHealth& out)
{
switch(in) {
case GNSS_EPH_HEALTH_GOOD:
out = GnssDebug::SatelliteEphemerisHealth::GOOD;
break;
case GNSS_EPH_HEALTH_BAD:
out = GnssDebug::SatelliteEphemerisHealth::BAD;
break;
case GNSS_EPH_HEALTH_UNKNOWN:
default:
out = GnssDebug::SatelliteEphemerisHealth::UNKNOWN;
break;
}
}
} // namespace implementation
} // namespace V2_0
} // namespace gnss
} // namespace hardware
} // namespace android
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