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 <stdlib.h>
39 #include <string.h>
40 #include <hardware/gps.h>
41 
42 /** Location has valid source information. */
43 #define LOCATION_HAS_SOURCE_INFO   0x0020
44 /** GpsLocation has valid "is indoor?" flag */
45 #define GPS_LOCATION_HAS_IS_INDOOR   0x0040
46 /** GpsLocation has valid floor number */
47 #define GPS_LOCATION_HAS_FLOOR_NUMBER   0x0080
48 /** GpsLocation has valid map URL*/
49 #define GPS_LOCATION_HAS_MAP_URL   0x0100
50 /** GpsLocation has valid map index */
51 #define GPS_LOCATION_HAS_MAP_INDEX   0x0200
52 
53 /** Sizes for indoor fields */
54 #define GPS_LOCATION_MAP_URL_SIZE 400
55 #define GPS_LOCATION_MAP_INDEX_SIZE 16
56 
57 /** Position source is ULP */
58 #define ULP_LOCATION_IS_FROM_HYBRID   0x0001
59 /** Position source is GNSS only */
60 #define ULP_LOCATION_IS_FROM_GNSS     0x0002
61 /** Position source is ZPP only */
62 #define ULP_LOCATION_IS_FROM_ZPP      0x0004
63 /** Position is from a Geofence Breach Event */
64 #define ULP_LOCATION_IS_FROM_GEOFENCE 0X0008
65 /** Positioin is from Hardware FLP */
66 #define ULP_LOCATION_IS_FROM_HW_FLP   0x0010
67 
68 #define ULP_MIN_INTERVAL_INVALID 0xffffffff
69 
70 /*Emergency SUPL*/
71 #define GPS_NI_TYPE_EMERGENCY_SUPL    4
72 
73 #define AGPS_CERTIFICATE_MAX_LENGTH 2000
74 #define AGPS_CERTIFICATE_MAX_SLOTS 10
75 
76 enum loc_registration_mask_status {
77     LOC_REGISTRATION_MASK_ENABLED,
78     LOC_REGISTRATION_MASK_DISABLED
79 };
80 
81 typedef struct {
82     /** set to sizeof(UlpLocation) */
83     size_t          size;
84     GpsLocation     gpsLocation;
85     /* Provider indicator for HYBRID or GPS */
86     uint16_t        position_source;
87     /*allows HAL to pass additional information related to the location */
88     int             rawDataSize;         /* in # of bytes */
89     void            * rawData;
90     bool            is_indoor;
91     float           floor_number;
92     char            map_url[GPS_LOCATION_MAP_URL_SIZE];
93     unsigned char   map_index[GPS_LOCATION_MAP_INDEX_SIZE];
94 } UlpLocation;
95 
96 /** AGPS type */
97 typedef int16_t AGpsExtType;
98 #define AGPS_TYPE_INVALID       -1
99 #define AGPS_TYPE_ANY           0
100 #define AGPS_TYPE_SUPL          1
101 #define AGPS_TYPE_C2K           2
102 #define AGPS_TYPE_WWAN_ANY      3
103 #define AGPS_TYPE_WIFI          4
104 #define AGPS_TYPE_SUPL_ES       5
105 
106 /** SSID length */
107 #define SSID_BUF_SIZE (32+1)
108 
109 typedef int16_t AGpsBearerType;
110 #define AGPS_APN_BEARER_INVALID    -1
111 #define AGPS_APN_BEARER_IPV4        0
112 #define AGPS_APN_BEARER_IPV6        1
113 #define AGPS_APN_BEARER_IPV4V6      2
114 
115 #define GPS_DELETE_ALMANAC_CORR     0x00001000
116 #define GPS_DELETE_FREQ_BIAS_EST    0x00002000
117 #define GPS_DELETE_EPHEMERIS_GLO    0x00004000
118 #define GPS_DELETE_ALMANAC_GLO      0x00008000
119 #define GPS_DELETE_SVDIR_GLO        0x00010000
120 #define GPS_DELETE_SVSTEER_GLO      0x00020000
121 #define GPS_DELETE_ALMANAC_CORR_GLO 0x00040000
122 #define GPS_DELETE_TIME_GPS         0x00080000
123 #define GPS_DELETE_TIME_GLO         0x00100000
124 
125 /** GPS extended callback structure. */
126 typedef struct {
127     /** set to sizeof(GpsCallbacks) */
128     size_t      size;
129     gps_set_capabilities set_capabilities_cb;
130     gps_acquire_wakelock acquire_wakelock_cb;
131     gps_release_wakelock release_wakelock_cb;
132     gps_create_thread create_thread_cb;
133     gps_request_utc_time request_utc_time_cb;
134 } GpsExtCallbacks;
135 
136 /** GPS extended batch options */
137 typedef struct {
138     double max_power_allocation_mW;
139     uint32_t sources_to_use;
140     uint32_t flags;
141     int64_t period_ns;
142 } GpsExtBatchOptions;
143 
144 /** Callback to report the xtra server url to the client.
145  *  The client should use this url when downloading xtra unless overwritten
146  *  in the gps.conf file
147  */
148 typedef void (* report_xtra_server)(const char*, const char*, const char*);
149 
150 /** Callback structure for the XTRA interface. */
151 typedef struct {
152     gps_xtra_download_request download_request_cb;
153     gps_create_thread create_thread_cb;
154     report_xtra_server report_xtra_server_cb;
155 } GpsXtraExtCallbacks;
156 
157 /** Represents the status of AGPS. */
158 typedef struct {
159     /** set to sizeof(AGpsExtStatus) */
160     size_t          size;
161 
162     AGpsExtType type;
163     AGpsStatusValue status;
164     uint32_t        ipv4_addr;
165     struct sockaddr_storage addr;
166     char            ssid[SSID_BUF_SIZE];
167     char            password[SSID_BUF_SIZE];
168 } AGpsExtStatus;
169 
170 /** Callback with AGPS status information.
171  *  Can only be called from a thread created by create_thread_cb.
172  */
173 typedef void (* agps_status_extended)(AGpsExtStatus* status);
174 
175 /** Callback structure for the AGPS interface. */
176 typedef struct {
177     agps_status_extended status_cb;
178     gps_create_thread create_thread_cb;
179 } AGpsExtCallbacks;
180 
181 
182 /** GPS NI callback structure. */
183 typedef struct
184 {
185     /**
186      * Sends the notification request from HAL to GPSLocationProvider.
187      */
188     gps_ni_notify_callback notify_cb;
189     gps_create_thread create_thread_cb;
190 } GpsNiExtCallbacks;
191 
192 typedef enum loc_server_type {
193     LOC_AGPS_CDMA_PDE_SERVER,
194     LOC_AGPS_CUSTOM_PDE_SERVER,
195     LOC_AGPS_MPC_SERVER,
196     LOC_AGPS_SUPL_SERVER
197 } LocServerType;
198 
199 typedef enum loc_position_mode_type {
200     LOC_POSITION_MODE_INVALID = -1,
201     LOC_POSITION_MODE_STANDALONE = 0,
202     LOC_POSITION_MODE_MS_BASED,
203     LOC_POSITION_MODE_MS_ASSISTED,
204     LOC_POSITION_MODE_RESERVED_1,
205     LOC_POSITION_MODE_RESERVED_2,
206     LOC_POSITION_MODE_RESERVED_3,
207     LOC_POSITION_MODE_RESERVED_4,
208     LOC_POSITION_MODE_RESERVED_5
209 
210 } LocPositionMode;
211 
212 #define MIN_POSSIBLE_FIX_INTERVAL 1000 /* msec */
213 
214 /** GpsLocationExtended has valid latitude and longitude. */
215 #define GPS_LOCATION_EXTENDED_HAS_LAT_LONG   (1U<<0)
216 /** GpsLocationExtended has valid altitude. */
217 #define GPS_LOCATION_EXTENDED_HAS_ALTITUDE   (1U<<1)
218 /** GpsLocationExtended has valid speed. */
219 #define GPS_LOCATION_EXTENDED_HAS_SPEED      (1U<<2)
220 /** GpsLocationExtended has valid bearing. */
221 #define GPS_LOCATION_EXTENDED_HAS_BEARING    (1U<<4)
222 /** GpsLocationExtended has valid accuracy. */
223 #define GPS_LOCATION_EXTENDED_HAS_ACCURACY   (1U<<8)
224 
225 /** GPS extended supports geofencing */
226 #define GPS_EXTENDED_CAPABILITY_GEOFENCE     0x0000001
227 /** GPS extended supports batching */
228 #define GPS_EXTENDED_CAPABILITY_BATCHING     0x0000002
229 
230 /** Flags to indicate which values are valid in a GpsLocationExtended. */
231 typedef uint16_t GpsLocationExtendedFlags;
232 /** GpsLocationExtended has valid pdop, hdop, vdop. */
233 #define GPS_LOCATION_EXTENDED_HAS_DOP 0x0001
234 /** GpsLocationExtended has valid altitude mean sea level. */
235 #define GPS_LOCATION_EXTENDED_HAS_ALTITUDE_MEAN_SEA_LEVEL 0x0002
236 /** UlpLocation has valid magnetic deviation. */
237 #define GPS_LOCATION_EXTENDED_HAS_MAG_DEV 0x0004
238 /** UlpLocation has valid mode indicator. */
239 #define GPS_LOCATION_EXTENDED_HAS_MODE_IND 0x0008
240 /** GpsLocationExtended has valid vertical uncertainty */
241 #define GPS_LOCATION_EXTENDED_HAS_VERT_UNC 0x0010
242 /** GpsLocationExtended has valid speed uncertainty */
243 #define GPS_LOCATION_EXTENDED_HAS_SPEED_UNC 0x0020
244 
245 /** Represents gps location extended. */
246 typedef struct {
247     /** set to sizeof(GpsLocationExtended) */
248     size_t          size;
249     /** Contains GpsLocationExtendedFlags bits. */
250     uint16_t        flags;
251     /** Contains the Altitude wrt mean sea level */
252     float           altitudeMeanSeaLevel;
253     /** Contains Position Dilusion of Precision. */
254     float           pdop;
255     /** Contains Horizontal Dilusion of Precision. */
256     float           hdop;
257     /** Contains Vertical Dilusion of Precision. */
258     float           vdop;
259     /** Contains Magnetic Deviation. */
260     float           magneticDeviation;
261     /** vertical uncertainty in meters */
262     float           vert_unc;
263     /** speed uncertainty in m/s */
264     float           speed_unc;
265 } GpsLocationExtended;
266 
267 typedef struct GpsExtLocation_s {
268     size_t          size;
269     uint16_t        flags;
270     double          latitude;
271     double          longitude;
272     double          altitude;
273     float           speed;
274     float           bearing;
275     float           accuracy;
276     int64_t         timestamp;
277     uint32_t        sources_used;
278 } GpsExtLocation;
279 
280 enum loc_sess_status {
281     LOC_SESS_SUCCESS,
282     LOC_SESS_INTERMEDIATE,
283     LOC_SESS_FAILURE
284 };
285 
286 typedef uint32_t LocPosTechMask;
287 #define LOC_POS_TECH_MASK_DEFAULT ((LocPosTechMask)0x00000000)
288 #define LOC_POS_TECH_MASK_SATELLITE ((LocPosTechMask)0x00000001)
289 #define LOC_POS_TECH_MASK_CELLID ((LocPosTechMask)0x00000002)
290 #define LOC_POS_TECH_MASK_WIFI ((LocPosTechMask)0x00000004)
291 #define LOC_POS_TECH_MASK_SENSORS ((LocPosTechMask)0x00000008)
292 #define LOC_POS_TECH_MASK_REFERENCE_LOCATION ((LocPosTechMask)0x00000010)
293 #define LOC_POS_TECH_MASK_INJECTED_COARSE_POSITION ((LocPosTechMask)0x00000020)
294 #define LOC_POS_TECH_MASK_AFLT ((LocPosTechMask)0x00000040)
295 #define LOC_POS_TECH_MASK_HYBRID ((LocPosTechMask)0x00000080)
296 
297 typedef enum {
298   LOC_ENG_IF_REQUEST_SENDER_ID_QUIPC = 0,
299   LOC_ENG_IF_REQUEST_SENDER_ID_MSAPM,
300   LOC_ENG_IF_REQUEST_SENDER_ID_MSAPU,
301   LOC_ENG_IF_REQUEST_SENDER_ID_GPSONE_DAEMON,
302   LOC_ENG_IF_REQUEST_SENDER_ID_MODEM,
303   LOC_ENG_IF_REQUEST_SENDER_ID_UNKNOWN
304 } loc_if_req_sender_id_e_type;
305 
306 
307 #define smaller_of(a, b) (((a) > (b)) ? (b) : (a))
308 #define MAX_APN_LEN 100
309 
310 // This will be overridden by the individual adapters
311 // if necessary.
312 #define DEFAULT_IMPL(rtv)                                     \
313 {                                                             \
314     LOC_LOGD("%s: default implementation invoked", __func__); \
315     return rtv;                                               \
316 }
317 
318 enum loc_api_adapter_err {
319     LOC_API_ADAPTER_ERR_SUCCESS             = 0,
320     LOC_API_ADAPTER_ERR_GENERAL_FAILURE     = 1,
321     LOC_API_ADAPTER_ERR_UNSUPPORTED         = 2,
322     LOC_API_ADAPTER_ERR_INVALID_HANDLE      = 4,
323     LOC_API_ADAPTER_ERR_INVALID_PARAMETER   = 5,
324     LOC_API_ADAPTER_ERR_ENGINE_BUSY         = 6,
325     LOC_API_ADAPTER_ERR_PHONE_OFFLINE       = 7,
326     LOC_API_ADAPTER_ERR_TIMEOUT             = 8,
327     LOC_API_ADAPTER_ERR_SERVICE_NOT_PRESENT = 9,
328 
329     LOC_API_ADAPTER_ERR_ENGINE_DOWN         = 100,
330     LOC_API_ADAPTER_ERR_FAILURE,
331     LOC_API_ADAPTER_ERR_UNKNOWN
332 };
333 
334 enum loc_api_adapter_event_index {
335     LOC_API_ADAPTER_REPORT_POSITION = 0,               // Position report comes in loc_parsed_position_s_type
336     LOC_API_ADAPTER_REPORT_SATELLITE,                  // Satellite in view report
337     LOC_API_ADAPTER_REPORT_NMEA_1HZ,                   // NMEA report at 1HZ rate
338     LOC_API_ADAPTER_REPORT_NMEA_POSITION,              // NMEA report at position report rate
339     LOC_API_ADAPTER_REQUEST_NI_NOTIFY_VERIFY,          // NI notification/verification request
340     LOC_API_ADAPTER_REQUEST_ASSISTANCE_DATA,           // Assistance data, eg: time, predicted orbits request
341     LOC_API_ADAPTER_REQUEST_LOCATION_SERVER,           // Request for location server
342     LOC_API_ADAPTER_REPORT_IOCTL,                      // Callback report for loc_ioctl
343     LOC_API_ADAPTER_REPORT_STATUS,                     // Misc status report: eg, engine state
344     LOC_API_ADAPTER_REQUEST_WIFI,                      //
345     LOC_API_ADAPTER_SENSOR_STATUS,                     //
346     LOC_API_ADAPTER_REQUEST_TIME_SYNC,                 //
347     LOC_API_ADAPTER_REPORT_SPI,                        //
348     LOC_API_ADAPTER_REPORT_NI_GEOFENCE,                //
349     LOC_API_ADAPTER_GEOFENCE_GEN_ALERT,                //
350     LOC_API_ADAPTER_REPORT_GENFENCE_BREACH,            //
351     LOC_API_ADAPTER_PEDOMETER_CTRL,                    //
352     LOC_API_ADAPTER_MOTION_CTRL,                       //
353     LOC_API_ADAPTER_REQUEST_WIFI_AP_DATA,              // Wifi ap data
354     LOC_API_ADAPTER_BATCH_FULL,                        // Batching on full
355     LOC_API_ADAPTER_BATCHED_POSITION_REPORT,           // Batching on fix
356     LOC_API_ADAPTER_BATCHED_GENFENCE_BREACH_REPORT,    //
357     LOC_API_ADAPTER_GNSS_MEASUREMENT,                  // GNSS Measurement report
358 
359     LOC_API_ADAPTER_EVENT_MAX
360 };
361 
362 #define LOC_API_ADAPTER_BIT_PARSED_POSITION_REPORT           (1<<LOC_API_ADAPTER_REPORT_POSITION)
363 #define LOC_API_ADAPTER_BIT_SATELLITE_REPORT                 (1<<LOC_API_ADAPTER_REPORT_SATELLITE)
364 #define LOC_API_ADAPTER_BIT_NMEA_1HZ_REPORT                  (1<<LOC_API_ADAPTER_REPORT_NMEA_1HZ)
365 #define LOC_API_ADAPTER_BIT_NMEA_POSITION_REPORT             (1<<LOC_API_ADAPTER_REPORT_NMEA_POSITION)
366 #define LOC_API_ADAPTER_BIT_NI_NOTIFY_VERIFY_REQUEST         (1<<LOC_API_ADAPTER_REQUEST_NI_NOTIFY_VERIFY)
367 #define LOC_API_ADAPTER_BIT_ASSISTANCE_DATA_REQUEST          (1<<LOC_API_ADAPTER_REQUEST_ASSISTANCE_DATA)
368 #define LOC_API_ADAPTER_BIT_LOCATION_SERVER_REQUEST          (1<<LOC_API_ADAPTER_REQUEST_LOCATION_SERVER)
369 #define LOC_API_ADAPTER_BIT_IOCTL_REPORT                     (1<<LOC_API_ADAPTER_REPORT_IOCTL)
370 #define LOC_API_ADAPTER_BIT_STATUS_REPORT                    (1<<LOC_API_ADAPTER_REPORT_STATUS)
371 #define LOC_API_ADAPTER_BIT_REQUEST_WIFI                     (1<<LOC_API_ADAPTER_REQUEST_WIFI)
372 #define LOC_API_ADAPTER_BIT_SENSOR_STATUS                    (1<<LOC_API_ADAPTER_SENSOR_STATUS)
373 #define LOC_API_ADAPTER_BIT_REQUEST_TIME_SYNC                (1<<LOC_API_ADAPTER_REQUEST_TIME_SYNC)
374 #define LOC_API_ADAPTER_BIT_REPORT_SPI                       (1<<LOC_API_ADAPTER_REPORT_SPI)
375 #define LOC_API_ADAPTER_BIT_REPORT_NI_GEOFENCE               (1<<LOC_API_ADAPTER_REPORT_NI_GEOFENCE)
376 #define LOC_API_ADAPTER_BIT_GEOFENCE_GEN_ALERT               (1<<LOC_API_ADAPTER_GEOFENCE_GEN_ALERT)
377 #define LOC_API_ADAPTER_BIT_REPORT_GENFENCE_BREACH           (1<<LOC_API_ADAPTER_REPORT_GENFENCE_BREACH)
378 #define LOC_API_ADAPTER_BIT_BATCHED_GENFENCE_BREACH_REPORT   (1<<LOC_API_ADAPTER_BATCHED_GENFENCE_BREACH_REPORT)
379 #define LOC_API_ADAPTER_BIT_PEDOMETER_CTRL                   (1<<LOC_API_ADAPTER_PEDOMETER_CTRL)
380 #define LOC_API_ADAPTER_BIT_MOTION_CTRL                      (1<<LOC_API_ADAPTER_MOTION_CTRL)
381 #define LOC_API_ADAPTER_BIT_REQUEST_WIFI_AP_DATA             (1<<LOC_API_ADAPTER_REQUEST_WIFI_AP_DATA)
382 #define LOC_API_ADAPTER_BIT_BATCH_FULL                       (1<<LOC_API_ADAPTER_BATCH_FULL)
383 #define LOC_API_ADAPTER_BIT_BATCHED_POSITION_REPORT          (1<<LOC_API_ADAPTER_BATCHED_POSITION_REPORT)
384 #define LOC_API_ADAPTER_BIT_GNSS_MEASUREMENT                 (1<<LOC_API_ADAPTER_GNSS_MEASUREMENT)
385 
386 typedef unsigned int LOC_API_ADAPTER_EVENT_MASK_T;
387 
388 typedef uint32_t LOC_GPS_LOCK_MASK;
389 #define isGpsLockNone(lock) ((lock) == 0)
390 #define isGpsLockMO(lock) ((lock) & ((LOC_GPS_LOCK_MASK)1))
391 #define isGpsLockMT(lock) ((lock) & ((LOC_GPS_LOCK_MASK)2))
392 #define isGpsLockAll(lock) (((lock) & ((LOC_GPS_LOCK_MASK)3)) == 3)
393 
394 #ifdef __cplusplus
395 }
396 #endif /* __cplusplus */
397 
398 #endif /* GPS_EXTENDED_C_H */
399 
400