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      1 /* Copyright (c) 2013-2014, The Linux Foundation. All rights reserved.
      2  *
      3  * Redistribution and use in source and binary forms, with or without
      4  * modification, are permitted provided that the following conditions are
      5  * met:
      6  *     * Redistributions of source code must retain the above copyright
      7  *       notice, this list of conditions and the following disclaimer.
      8  *     * Redistributions in binary form must reproduce the above
      9  *       copyright notice, this list of conditions and the following
     10  *       disclaimer in the documentation and/or other materials provided
     11  *       with the distribution.
     12  *     * Neither the name of The Linux Foundation nor the names of its
     13  *       contributors may be used to endorse or promote products derived
     14  *       from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     23  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     25  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #ifndef GPS_EXTENDED_C_H
     30 #define GPS_EXTENDED_C_H
     31 
     32 #ifdef __cplusplus
     33 extern "C" {
     34 #endif /* __cplusplus */
     35 
     36 #include <ctype.h>
     37 #include <stdbool.h>
     38 #include <hardware/gps.h>
     39 
     40 /** Location has valid source information. */
     41 #define LOCATION_HAS_SOURCE_INFO   0x0020
     42 /** GpsLocation has valid "is indoor?" flag */
     43 #define GPS_LOCATION_HAS_IS_INDOOR   0x0040
     44 /** GpsLocation has valid floor number */
     45 #define GPS_LOCATION_HAS_FLOOR_NUMBER   0x0080
     46 /** GpsLocation has valid map URL*/
     47 #define GPS_LOCATION_HAS_MAP_URL   0x0100
     48 /** GpsLocation has valid map index */
     49 #define GPS_LOCATION_HAS_MAP_INDEX   0x0200
     50 
     51 /** Sizes for indoor fields */
     52 #define GPS_LOCATION_MAP_URL_SIZE 400
     53 #define GPS_LOCATION_MAP_INDEX_SIZE 16
     54 
     55 /** Position source is ULP */
     56 #define ULP_LOCATION_IS_FROM_HYBRID   0x0001
     57 /** Position source is GNSS only */
     58 #define ULP_LOCATION_IS_FROM_GNSS     0x0002
     59 /** Position source is ZPP only */
     60 #define ULP_LOCATION_IS_FROM_ZPP      0x0004
     61 /** Position is from a Geofence Breach Event */
     62 #define ULP_LOCATION_IS_FROM_GEOFENCE 0X0008
     63 /** Positioin is from Hardware FLP */
     64 #define ULP_LOCATION_IS_FROM_HW_FLP   0x0010
     65 
     66 #define ULP_MIN_INTERVAL_INVALID 0xffffffff
     67 
     68 /*Emergency SUPL*/
     69 #define GPS_NI_TYPE_EMERGENCY_SUPL    4
     70 
     71 #define AGPS_CERTIFICATE_MAX_LENGTH 2000
     72 #define AGPS_CERTIFICATE_MAX_SLOTS 10
     73 
     74 enum loc_registration_mask_status {
     75     LOC_REGISTRATION_MASK_ENABLED,
     76     LOC_REGISTRATION_MASK_DISABLED
     77 };
     78 
     79 typedef struct {
     80     /** set to sizeof(UlpLocation) */
     81     size_t          size;
     82     GpsLocation     gpsLocation;
     83     /* Provider indicator for HYBRID or GPS */
     84     uint16_t        position_source;
     85     /*allows HAL to pass additional information related to the location */
     86     int             rawDataSize;         /* in # of bytes */
     87     void            * rawData;
     88     bool            is_indoor;
     89     float           floor_number;
     90     char            map_url[GPS_LOCATION_MAP_URL_SIZE];
     91     unsigned char   map_index[GPS_LOCATION_MAP_INDEX_SIZE];
     92 } UlpLocation;
     93 
     94 /** AGPS type */
     95 typedef int16_t AGpsExtType;
     96 #define AGPS_TYPE_INVALID       -1
     97 #define AGPS_TYPE_ANY           0
     98 #define AGPS_TYPE_SUPL          1
     99 #define AGPS_TYPE_C2K           2
    100 #define AGPS_TYPE_WWAN_ANY      3
    101 #define AGPS_TYPE_WIFI          4
    102 #define AGPS_TYPE_SUPL_ES       5
    103 
    104 /** SSID length */
    105 #define SSID_BUF_SIZE (32+1)
    106 
    107 typedef int16_t AGpsBearerType;
    108 #define AGPS_APN_BEARER_INVALID    -1
    109 #define AGPS_APN_BEARER_IPV4        0
    110 #define AGPS_APN_BEARER_IPV6        1
    111 #define AGPS_APN_BEARER_IPV4V6      2
    112 
    113 #define GPS_DELETE_ALMANAC_CORR     0x00001000
    114 #define GPS_DELETE_FREQ_BIAS_EST    0x00002000
    115 #define GPS_DELETE_EPHEMERIS_GLO    0x00004000
    116 #define GPS_DELETE_ALMANAC_GLO      0x00008000
    117 #define GPS_DELETE_SVDIR_GLO        0x00010000
    118 #define GPS_DELETE_SVSTEER_GLO      0x00020000
    119 #define GPS_DELETE_ALMANAC_CORR_GLO 0x00040000
    120 #define GPS_DELETE_TIME_GPS         0x00080000
    121 #define GPS_DELETE_TIME_GLO         0x00100000
    122 
    123 /** GPS extended callback structure. */
    124 typedef struct {
    125     /** set to sizeof(GpsCallbacks) */
    126     size_t      size;
    127     gps_set_capabilities set_capabilities_cb;
    128     gps_acquire_wakelock acquire_wakelock_cb;
    129     gps_release_wakelock release_wakelock_cb;
    130     gps_create_thread create_thread_cb;
    131     gps_request_utc_time request_utc_time_cb;
    132 } GpsExtCallbacks;
    133 
    134 /** GPS extended batch options */
    135 typedef struct {
    136     double max_power_allocation_mW;
    137     uint32_t sources_to_use;
    138     uint32_t flags;
    139     int64_t period_ns;
    140 } GpsExtBatchOptions;
    141 
    142 /** Callback to report the xtra server url to the client.
    143  *  The client should use this url when downloading xtra unless overwritten
    144  *  in the gps.conf file
    145  */
    146 typedef void (* report_xtra_server)(const char*, const char*, const char*);
    147 
    148 /** Callback structure for the XTRA interface. */
    149 typedef struct {
    150     gps_xtra_download_request download_request_cb;
    151     gps_create_thread create_thread_cb;
    152     report_xtra_server report_xtra_server_cb;
    153 } GpsXtraExtCallbacks;
    154 
    155 /** Represents the status of AGPS. */
    156 typedef struct {
    157     /** set to sizeof(AGpsExtStatus) */
    158     size_t          size;
    159 
    160     AGpsExtType type;
    161     AGpsStatusValue status;
    162     uint32_t        ipv4_addr;
    163     struct sockaddr_storage addr;
    164     char            ssid[SSID_BUF_SIZE];
    165     char            password[SSID_BUF_SIZE];
    166 } AGpsExtStatus;
    167 
    168 /** Callback with AGPS status information.
    169  *  Can only be called from a thread created by create_thread_cb.
    170  */
    171 typedef void (* agps_status_extended)(AGpsExtStatus* status);
    172 
    173 /** Callback structure for the AGPS interface. */
    174 typedef struct {
    175     agps_status_extended status_cb;
    176     gps_create_thread create_thread_cb;
    177 } AGpsExtCallbacks;
    178 
    179 
    180 /** GPS NI callback structure. */
    181 typedef struct
    182 {
    183     /**
    184      * Sends the notification request from HAL to GPSLocationProvider.
    185      */
    186     gps_ni_notify_callback notify_cb;
    187     gps_create_thread create_thread_cb;
    188 } GpsNiExtCallbacks;
    189 
    190 typedef enum loc_server_type {
    191     LOC_AGPS_CDMA_PDE_SERVER,
    192     LOC_AGPS_CUSTOM_PDE_SERVER,
    193     LOC_AGPS_MPC_SERVER,
    194     LOC_AGPS_SUPL_SERVER
    195 } LocServerType;
    196 
    197 typedef enum loc_position_mode_type {
    198     LOC_POSITION_MODE_INVALID = -1,
    199     LOC_POSITION_MODE_STANDALONE = 0,
    200     LOC_POSITION_MODE_MS_BASED,
    201     LOC_POSITION_MODE_MS_ASSISTED,
    202     LOC_POSITION_MODE_RESERVED_1,
    203     LOC_POSITION_MODE_RESERVED_2,
    204     LOC_POSITION_MODE_RESERVED_3,
    205     LOC_POSITION_MODE_RESERVED_4,
    206     LOC_POSITION_MODE_RESERVED_5
    207 
    208 } LocPositionMode;
    209 
    210 #define MIN_POSSIBLE_FIX_INTERVAL 1000 /* msec */
    211 
    212 /** GpsLocationExtended has valid latitude and longitude. */
    213 #define GPS_LOCATION_EXTENDED_HAS_LAT_LONG   (1U<<0)
    214 /** GpsLocationExtended has valid altitude. */
    215 #define GPS_LOCATION_EXTENDED_HAS_ALTITUDE   (1U<<1)
    216 /** GpsLocationExtended has valid speed. */
    217 #define GPS_LOCATION_EXTENDED_HAS_SPEED      (1U<<2)
    218 /** GpsLocationExtended has valid bearing. */
    219 #define GPS_LOCATION_EXTENDED_HAS_BEARING    (1U<<4)
    220 /** GpsLocationExtended has valid accuracy. */
    221 #define GPS_LOCATION_EXTENDED_HAS_ACCURACY   (1U<<8)
    222 
    223 /** GPS extended supports geofencing */
    224 #define GPS_EXTENDED_CAPABILITY_GEOFENCE     0x0000001
    225 /** GPS extended supports batching */
    226 #define GPS_EXTENDED_CAPABILITY_BATCHING     0x0000002
    227 
    228 /** Flags to indicate which values are valid in a GpsLocationExtended. */
    229 typedef uint16_t GpsLocationExtendedFlags;
    230 /** GpsLocationExtended has valid pdop, hdop, vdop. */
    231 #define GPS_LOCATION_EXTENDED_HAS_DOP 0x0001
    232 /** GpsLocationExtended has valid altitude mean sea level. */
    233 #define GPS_LOCATION_EXTENDED_HAS_ALTITUDE_MEAN_SEA_LEVEL 0x0002
    234 /** UlpLocation has valid magnetic deviation. */
    235 #define GPS_LOCATION_EXTENDED_HAS_MAG_DEV 0x0004
    236 /** UlpLocation has valid mode indicator. */
    237 #define GPS_LOCATION_EXTENDED_HAS_MODE_IND 0x0008
    238 /** GpsLocationExtended has valid vertical uncertainty */
    239 #define GPS_LOCATION_EXTENDED_HAS_VERT_UNC 0x0010
    240 /** GpsLocationExtended has valid speed uncertainty */
    241 #define GPS_LOCATION_EXTENDED_HAS_SPEED_UNC 0x0020
    242 
    243 /** Represents gps location extended. */
    244 typedef struct {
    245     /** set to sizeof(GpsLocationExtended) */
    246     size_t          size;
    247     /** Contains GpsLocationExtendedFlags bits. */
    248     uint16_t        flags;
    249     /** Contains the Altitude wrt mean sea level */
    250     float           altitudeMeanSeaLevel;
    251     /** Contains Position Dilusion of Precision. */
    252     float           pdop;
    253     /** Contains Horizontal Dilusion of Precision. */
    254     float           hdop;
    255     /** Contains Vertical Dilusion of Precision. */
    256     float           vdop;
    257     /** Contains Magnetic Deviation. */
    258     float           magneticDeviation;
    259     /** vertical uncertainty in meters */
    260     float           vert_unc;
    261     /** speed uncertainty in m/s */
    262     float           speed_unc;
    263 } GpsLocationExtended;
    264 
    265 typedef struct GpsExtLocation_s {
    266     size_t          size;
    267     uint16_t        flags;
    268     double          latitude;
    269     double          longitude;
    270     double          altitude;
    271     float           speed;
    272     float           bearing;
    273     float           accuracy;
    274     int64_t         timestamp;
    275     uint32_t        sources_used;
    276 } GpsExtLocation;
    277 
    278 enum loc_sess_status {
    279     LOC_SESS_SUCCESS,
    280     LOC_SESS_INTERMEDIATE,
    281     LOC_SESS_FAILURE
    282 };
    283 
    284 typedef uint32_t LocPosTechMask;
    285 #define LOC_POS_TECH_MASK_DEFAULT ((LocPosTechMask)0x00000000)
    286 #define LOC_POS_TECH_MASK_SATELLITE ((LocPosTechMask)0x00000001)
    287 #define LOC_POS_TECH_MASK_CELLID ((LocPosTechMask)0x00000002)
    288 #define LOC_POS_TECH_MASK_WIFI ((LocPosTechMask)0x00000004)
    289 #define LOC_POS_TECH_MASK_SENSORS ((LocPosTechMask)0x00000008)
    290 #define LOC_POS_TECH_MASK_REFERENCE_LOCATION ((LocPosTechMask)0x00000010)
    291 #define LOC_POS_TECH_MASK_INJECTED_COARSE_POSITION ((LocPosTechMask)0x00000020)
    292 #define LOC_POS_TECH_MASK_AFLT ((LocPosTechMask)0x00000040)
    293 #define LOC_POS_TECH_MASK_HYBRID ((LocPosTechMask)0x00000080)
    294 
    295 typedef enum {
    296   LOC_ENG_IF_REQUEST_SENDER_ID_QUIPC = 0,
    297   LOC_ENG_IF_REQUEST_SENDER_ID_MSAPM,
    298   LOC_ENG_IF_REQUEST_SENDER_ID_MSAPU,
    299   LOC_ENG_IF_REQUEST_SENDER_ID_GPSONE_DAEMON,
    300   LOC_ENG_IF_REQUEST_SENDER_ID_MODEM,
    301   LOC_ENG_IF_REQUEST_SENDER_ID_UNKNOWN
    302 } loc_if_req_sender_id_e_type;
    303 
    304 
    305 #define smaller_of(a, b) (((a) > (b)) ? (b) : (a))
    306 #define MAX_APN_LEN 100
    307 
    308 // This will be overridden by the individual adapters
    309 // if necessary.
    310 #define DEFAULT_IMPL(rtv)                                     \
    311 {                                                             \
    312     LOC_LOGD("%s: default implementation invoked", __func__); \
    313     return rtv;                                               \
    314 }
    315 
    316 enum loc_api_adapter_err {
    317     LOC_API_ADAPTER_ERR_SUCCESS             = 0,
    318     LOC_API_ADAPTER_ERR_GENERAL_FAILURE     = 1,
    319     LOC_API_ADAPTER_ERR_UNSUPPORTED         = 2,
    320     LOC_API_ADAPTER_ERR_INVALID_HANDLE      = 4,
    321     LOC_API_ADAPTER_ERR_INVALID_PARAMETER   = 5,
    322     LOC_API_ADAPTER_ERR_ENGINE_BUSY         = 6,
    323     LOC_API_ADAPTER_ERR_PHONE_OFFLINE       = 7,
    324     LOC_API_ADAPTER_ERR_TIMEOUT             = 8,
    325     LOC_API_ADAPTER_ERR_SERVICE_NOT_PRESENT = 9,
    326 
    327     LOC_API_ADAPTER_ERR_ENGINE_DOWN         = 100,
    328     LOC_API_ADAPTER_ERR_FAILURE,
    329     LOC_API_ADAPTER_ERR_UNKNOWN
    330 };
    331 
    332 enum loc_api_adapter_event_index {
    333     LOC_API_ADAPTER_REPORT_POSITION = 0,               // Position report comes in loc_parsed_position_s_type
    334     LOC_API_ADAPTER_REPORT_SATELLITE,                  // Satellite in view report
    335     LOC_API_ADAPTER_REPORT_NMEA_1HZ,                   // NMEA report at 1HZ rate
    336     LOC_API_ADAPTER_REPORT_NMEA_POSITION,              // NMEA report at position report rate
    337     LOC_API_ADAPTER_REQUEST_NI_NOTIFY_VERIFY,          // NI notification/verification request
    338     LOC_API_ADAPTER_REQUEST_ASSISTANCE_DATA,           // Assistance data, eg: time, predicted orbits request
    339     LOC_API_ADAPTER_REQUEST_LOCATION_SERVER,           // Request for location server
    340     LOC_API_ADAPTER_REPORT_IOCTL,                      // Callback report for loc_ioctl
    341     LOC_API_ADAPTER_REPORT_STATUS,                     // Misc status report: eg, engine state
    342     LOC_API_ADAPTER_REQUEST_WIFI,                      //
    343     LOC_API_ADAPTER_SENSOR_STATUS,                     //
    344     LOC_API_ADAPTER_REQUEST_TIME_SYNC,                 //
    345     LOC_API_ADAPTER_REPORT_SPI,                        //
    346     LOC_API_ADAPTER_REPORT_NI_GEOFENCE,                //
    347     LOC_API_ADAPTER_GEOFENCE_GEN_ALERT,                //
    348     LOC_API_ADAPTER_REPORT_GENFENCE_BREACH,            //
    349     LOC_API_ADAPTER_PEDOMETER_CTRL,                    //
    350     LOC_API_ADAPTER_MOTION_CTRL,                       //
    351     LOC_API_ADAPTER_REQUEST_WIFI_AP_DATA,              // Wifi ap data
    352     LOC_API_ADAPTER_BATCH_FULL,                        // Batching on full
    353     LOC_API_ADAPTER_BATCHED_POSITION_REPORT,           // Batching on fix
    354     LOC_API_ADAPTER_BATCHED_GENFENCE_BREACH_REPORT,    //
    355     LOC_API_ADAPTER_GNSS_MEASUREMENT,                  // GNSS Measurement report
    356 
    357     LOC_API_ADAPTER_EVENT_MAX
    358 };
    359 
    360 #define LOC_API_ADAPTER_BIT_PARSED_POSITION_REPORT           (1<<LOC_API_ADAPTER_REPORT_POSITION)
    361 #define LOC_API_ADAPTER_BIT_SATELLITE_REPORT                 (1<<LOC_API_ADAPTER_REPORT_SATELLITE)
    362 #define LOC_API_ADAPTER_BIT_NMEA_1HZ_REPORT                  (1<<LOC_API_ADAPTER_REPORT_NMEA_1HZ)
    363 #define LOC_API_ADAPTER_BIT_NMEA_POSITION_REPORT             (1<<LOC_API_ADAPTER_REPORT_NMEA_POSITION)
    364 #define LOC_API_ADAPTER_BIT_NI_NOTIFY_VERIFY_REQUEST         (1<<LOC_API_ADAPTER_REQUEST_NI_NOTIFY_VERIFY)
    365 #define LOC_API_ADAPTER_BIT_ASSISTANCE_DATA_REQUEST          (1<<LOC_API_ADAPTER_REQUEST_ASSISTANCE_DATA)
    366 #define LOC_API_ADAPTER_BIT_LOCATION_SERVER_REQUEST          (1<<LOC_API_ADAPTER_REQUEST_LOCATION_SERVER)
    367 #define LOC_API_ADAPTER_BIT_IOCTL_REPORT                     (1<<LOC_API_ADAPTER_REPORT_IOCTL)
    368 #define LOC_API_ADAPTER_BIT_STATUS_REPORT                    (1<<LOC_API_ADAPTER_REPORT_STATUS)
    369 #define LOC_API_ADAPTER_BIT_REQUEST_WIFI                     (1<<LOC_API_ADAPTER_REQUEST_WIFI)
    370 #define LOC_API_ADAPTER_BIT_SENSOR_STATUS                    (1<<LOC_API_ADAPTER_SENSOR_STATUS)
    371 #define LOC_API_ADAPTER_BIT_REQUEST_TIME_SYNC                (1<<LOC_API_ADAPTER_REQUEST_TIME_SYNC)
    372 #define LOC_API_ADAPTER_BIT_REPORT_SPI                       (1<<LOC_API_ADAPTER_REPORT_SPI)
    373 #define LOC_API_ADAPTER_BIT_REPORT_NI_GEOFENCE               (1<<LOC_API_ADAPTER_REPORT_NI_GEOFENCE)
    374 #define LOC_API_ADAPTER_BIT_GEOFENCE_GEN_ALERT               (1<<LOC_API_ADAPTER_GEOFENCE_GEN_ALERT)
    375 #define LOC_API_ADAPTER_BIT_REPORT_GENFENCE_BREACH           (1<<LOC_API_ADAPTER_REPORT_GENFENCE_BREACH)
    376 #define LOC_API_ADAPTER_BIT_BATCHED_GENFENCE_BREACH_REPORT   (1<<LOC_API_ADAPTER_BATCHED_GENFENCE_BREACH_REPORT)
    377 #define LOC_API_ADAPTER_BIT_PEDOMETER_CTRL                   (1<<LOC_API_ADAPTER_PEDOMETER_CTRL)
    378 #define LOC_API_ADAPTER_BIT_MOTION_CTRL                      (1<<LOC_API_ADAPTER_MOTION_CTRL)
    379 #define LOC_API_ADAPTER_BIT_REQUEST_WIFI_AP_DATA             (1<<LOC_API_ADAPTER_REQUEST_WIFI_AP_DATA)
    380 #define LOC_API_ADAPTER_BIT_BATCH_FULL                       (1<<LOC_API_ADAPTER_BATCH_FULL)
    381 #define LOC_API_ADAPTER_BIT_BATCHED_POSITION_REPORT          (1<<LOC_API_ADAPTER_BATCHED_POSITION_REPORT)
    382 #define LOC_API_ADAPTER_BIT_GNSS_MEASUREMENT                 (1<<LOC_API_ADAPTER_GNSS_MEASUREMENT)
    383 
    384 typedef unsigned int LOC_API_ADAPTER_EVENT_MASK_T;
    385 
    386 typedef uint32_t LOC_GPS_LOCK_MASK;
    387 #define isGpsLockNone(lock) ((lock) == 0)
    388 #define isGpsLockMO(lock) ((lock) & ((LOC_GPS_LOCK_MASK)1))
    389 #define isGpsLockMT(lock) ((lock) & ((LOC_GPS_LOCK_MASK)2))
    390 #define isGpsLockAll(lock) (((lock) & ((LOC_GPS_LOCK_MASK)3)) == 3)
    391 
    392 #ifdef __cplusplus
    393 }
    394 #endif /* __cplusplus */
    395 
    396 #endif /* GPS_EXTENDED_C_H */
    397 
    398