1 /* Copyright (c) 2013-2015, 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 #define ULP_LOCATION_IS_FROM_NLP   0x0020
68 
69 #define ULP_MIN_INTERVAL_INVALID 0xffffffff
70 
71 /*Emergency SUPL*/
72 #define GPS_NI_TYPE_EMERGENCY_SUPL    4
73 
74 #define AGPS_CERTIFICATE_MAX_LENGTH 2000
75 #define AGPS_CERTIFICATE_MAX_SLOTS 10
76 
77 /** Batching default ID for dummy batching session*/
78 #define GPS_BATCHING_DEFAULT_ID                 1
79 
80 /** This cap is used to decide the FLP session cache
81 size on AP. If the BATCH_SIZE in flp.conf is less than
82 GPS_AP_BATCHING_SIZE_CAP, FLP session cache size will
83 be twice the BATCH_SIZE defined in flp.conf. Otherwise,
84 FLP session cache size will be equal to the BATCH_SIZE.*/
85 #define GPS_AP_BATCHING_SIZE_CAP               40
86 
87 #define GPS_BATCHING_OPERATION_SUCCEESS         1
88 #define GPS_BATCHING_OPERATION_FAILURE          0
89 
90 /** GPS extended batching flags*/
91 #define GPS_EXT_BATCHING_ON_FULL        0x0000001
92 #define GPS_EXT_BATCHING_ON_FIX         0x0000002
93 
94 /** Reasons of GPS reports batched locations*/
95 typedef enum loc_batching_reported_type {
96     LOC_BATCHING_ON_FULL_IND_REPORT,
97     LOC_BATCHING_ON_FIX_IND_REPORT,
98     LOC_BATCHING_ON_QUERY_REPORT
99 }LocBatchingReportedType;
100 
101 enum loc_registration_mask_status {
102     LOC_REGISTRATION_MASK_ENABLED,
103     LOC_REGISTRATION_MASK_DISABLED
104 };
105 
106 typedef struct {
107     /** set to sizeof(UlpLocation) */
108     size_t          size;
109     GpsLocation     gpsLocation;
110     /* Provider indicator for HYBRID or GPS */
111     uint16_t        position_source;
112     /*allows HAL to pass additional information related to the location */
113     int             rawDataSize;         /* in # of bytes */
114     void            * rawData;
115     bool            is_indoor;
116     float           floor_number;
117     char            map_url[GPS_LOCATION_MAP_URL_SIZE];
118     unsigned char   map_index[GPS_LOCATION_MAP_INDEX_SIZE];
119 } UlpLocation;
120 
121 /** AGPS type */
122 typedef int16_t AGpsExtType;
123 #define AGPS_TYPE_INVALID       -1
124 #define AGPS_TYPE_ANY           0
125 #define AGPS_TYPE_SUPL          1
126 #define AGPS_TYPE_C2K           2
127 #define AGPS_TYPE_WWAN_ANY      3
128 #define AGPS_TYPE_WIFI          4
129 #define AGPS_TYPE_SUPL_ES       5
130 
131 /** SSID length */
132 #define SSID_BUF_SIZE (32+1)
133 
134 typedef int16_t AGpsBearerType;
135 #define AGPS_APN_BEARER_INVALID    -1
136 #define AGPS_APN_BEARER_IPV4        0
137 #define AGPS_APN_BEARER_IPV6        1
138 #define AGPS_APN_BEARER_IPV4V6      2
139 
140 /** GPS extended callback structure. */
141 typedef struct {
142     /** set to sizeof(GpsCallbacks) */
143     size_t      size;
144     gps_set_capabilities set_capabilities_cb;
145     gps_acquire_wakelock acquire_wakelock_cb;
146     gps_release_wakelock release_wakelock_cb;
147     gps_create_thread create_thread_cb;
148     gps_request_utc_time request_utc_time_cb;
149 } GpsExtCallbacks;
150 
151 /** GPS extended batch options */
152 typedef struct {
153     double max_power_allocation_mW;
154     uint32_t sources_to_use;
155     uint32_t flags;
156     int64_t period_ns;
157 } GpsExtBatchOptions;
158 
159 /** Callback to report the xtra server url to the client.
160  *  The client should use this url when downloading xtra unless overwritten
161  *  in the gps.conf file
162  */
163 typedef void (* report_xtra_server)(const char*, const char*, const char*);
164 
165 /** Callback structure for the XTRA interface. */
166 typedef struct {
167     gps_xtra_download_request download_request_cb;
168     gps_create_thread create_thread_cb;
169     report_xtra_server report_xtra_server_cb;
170 } GpsXtraExtCallbacks;
171 
172 /** Represents the status of AGPS. */
173 typedef struct {
174     /** set to sizeof(AGpsExtStatus) */
175     size_t          size;
176 
177     AGpsExtType type;
178     AGpsStatusValue status;
179     uint32_t        ipv4_addr;
180     struct sockaddr_storage addr;
181     char            ssid[SSID_BUF_SIZE];
182     char            password[SSID_BUF_SIZE];
183 } AGpsExtStatus;
184 
185 /** Callback with AGPS status information.
186  *  Can only be called from a thread created by create_thread_cb.
187  */
188 typedef void (* agps_status_extended)(AGpsExtStatus* status);
189 
190 /** Callback structure for the AGPS interface. */
191 typedef struct {
192     agps_status_extended status_cb;
193     gps_create_thread create_thread_cb;
194 } AGpsExtCallbacks;
195 
196 
197 /** GPS NI callback structure. */
198 typedef struct
199 {
200     /**
201      * Sends the notification request from HAL to GPSLocationProvider.
202      */
203     gps_ni_notify_callback notify_cb;
204     gps_create_thread create_thread_cb;
205 } GpsNiExtCallbacks;
206 
207 typedef enum loc_server_type {
208     LOC_AGPS_CDMA_PDE_SERVER,
209     LOC_AGPS_CUSTOM_PDE_SERVER,
210     LOC_AGPS_MPC_SERVER,
211     LOC_AGPS_SUPL_SERVER
212 } LocServerType;
213 
214 typedef enum loc_position_mode_type {
215     LOC_POSITION_MODE_INVALID = -1,
216     LOC_POSITION_MODE_STANDALONE = 0,
217     LOC_POSITION_MODE_MS_BASED,
218     LOC_POSITION_MODE_MS_ASSISTED,
219     LOC_POSITION_MODE_RESERVED_1,
220     LOC_POSITION_MODE_RESERVED_2,
221     LOC_POSITION_MODE_RESERVED_3,
222     LOC_POSITION_MODE_RESERVED_4,
223     LOC_POSITION_MODE_RESERVED_5
224 
225 } LocPositionMode;
226 
227 #define MIN_POSSIBLE_FIX_INTERVAL 1000 /* msec */
228 
229 /** GpsLocationExtended has valid latitude and longitude. */
230 #define GPS_LOCATION_EXTENDED_HAS_LAT_LONG   (1U<<0)
231 /** GpsLocationExtended has valid altitude. */
232 #define GPS_LOCATION_EXTENDED_HAS_ALTITUDE   (1U<<1)
233 /** GpsLocationExtended has valid speed. */
234 #define GPS_LOCATION_EXTENDED_HAS_SPEED      (1U<<2)
235 /** GpsLocationExtended has valid bearing. */
236 #define GPS_LOCATION_EXTENDED_HAS_BEARING    (1U<<4)
237 /** GpsLocationExtended has valid accuracy. */
238 #define GPS_LOCATION_EXTENDED_HAS_ACCURACY   (1U<<8)
239 
240 /** GPS extended supports geofencing */
241 #define GPS_EXTENDED_CAPABILITY_GEOFENCE     0x0000001
242 /** GPS extended supports batching */
243 #define GPS_EXTENDED_CAPABILITY_BATCHING     0x0000002
244 
245 /** Flags to indicate which values are valid in a GpsLocationExtended. */
246 typedef uint16_t GpsLocationExtendedFlags;
247 /** GpsLocationExtended has valid pdop, hdop, vdop. */
248 #define GPS_LOCATION_EXTENDED_HAS_DOP 0x0001
249 /** GpsLocationExtended has valid altitude mean sea level. */
250 #define GPS_LOCATION_EXTENDED_HAS_ALTITUDE_MEAN_SEA_LEVEL 0x0002
251 /** UlpLocation has valid magnetic deviation. */
252 #define GPS_LOCATION_EXTENDED_HAS_MAG_DEV 0x0004
253 /** UlpLocation has valid mode indicator. */
254 #define GPS_LOCATION_EXTENDED_HAS_MODE_IND 0x0008
255 /** GpsLocationExtended has valid vertical uncertainty */
256 #define GPS_LOCATION_EXTENDED_HAS_VERT_UNC 0x0010
257 /** GpsLocationExtended has valid speed uncertainty */
258 #define GPS_LOCATION_EXTENDED_HAS_SPEED_UNC 0x0020
259 
260 /** Represents gps location extended. */
261 typedef struct {
262     /** set to sizeof(GpsLocationExtended) */
263     size_t          size;
264     /** Contains GpsLocationExtendedFlags bits. */
265     uint16_t        flags;
266     /** Contains the Altitude wrt mean sea level */
267     float           altitudeMeanSeaLevel;
268     /** Contains Position Dilusion of Precision. */
269     float           pdop;
270     /** Contains Horizontal Dilusion of Precision. */
271     float           hdop;
272     /** Contains Vertical Dilusion of Precision. */
273     float           vdop;
274     /** Contains Magnetic Deviation. */
275     float           magneticDeviation;
276     /** vertical uncertainty in meters */
277     float           vert_unc;
278     /** speed uncertainty in m/s */
279     float           speed_unc;
280 } GpsLocationExtended;
281 
282 typedef struct GpsExtLocation_s {
283     size_t          size;
284     uint16_t        flags;
285     double          latitude;
286     double          longitude;
287     double          altitude;
288     float           speed;
289     float           bearing;
290     float           accuracy;
291     int64_t         timestamp;
292     uint32_t        sources_used;
293 } GpsExtLocation;
294 
295 enum loc_sess_status {
296     LOC_SESS_SUCCESS,
297     LOC_SESS_INTERMEDIATE,
298     LOC_SESS_FAILURE
299 };
300 
301 typedef uint32_t LocPosTechMask;
302 #define LOC_POS_TECH_MASK_DEFAULT ((LocPosTechMask)0x00000000)
303 #define LOC_POS_TECH_MASK_SATELLITE ((LocPosTechMask)0x00000001)
304 #define LOC_POS_TECH_MASK_CELLID ((LocPosTechMask)0x00000002)
305 #define LOC_POS_TECH_MASK_WIFI ((LocPosTechMask)0x00000004)
306 #define LOC_POS_TECH_MASK_SENSORS ((LocPosTechMask)0x00000008)
307 #define LOC_POS_TECH_MASK_REFERENCE_LOCATION ((LocPosTechMask)0x00000010)
308 #define LOC_POS_TECH_MASK_INJECTED_COARSE_POSITION ((LocPosTechMask)0x00000020)
309 #define LOC_POS_TECH_MASK_AFLT ((LocPosTechMask)0x00000040)
310 #define LOC_POS_TECH_MASK_HYBRID ((LocPosTechMask)0x00000080)
311 
312 typedef enum {
313   LOC_ENG_IF_REQUEST_SENDER_ID_QUIPC = 0,
314   LOC_ENG_IF_REQUEST_SENDER_ID_MSAPM,
315   LOC_ENG_IF_REQUEST_SENDER_ID_MSAPU,
316   LOC_ENG_IF_REQUEST_SENDER_ID_GPSONE_DAEMON,
317   LOC_ENG_IF_REQUEST_SENDER_ID_MODEM,
318   LOC_ENG_IF_REQUEST_SENDER_ID_UNKNOWN
319 } loc_if_req_sender_id_e_type;
320 
321 
322 #define smaller_of(a, b) (((a) > (b)) ? (b) : (a))
323 #define MAX_APN_LEN 100
324 
325 // This will be overridden by the individual adapters
326 // if necessary.
327 #define DEFAULT_IMPL(rtv)                                     \
328 {                                                             \
329     LOC_LOGD("%s: default implementation invoked", __func__); \
330     return rtv;                                               \
331 }
332 
333 enum loc_api_adapter_err {
334     LOC_API_ADAPTER_ERR_SUCCESS             = 0,
335     LOC_API_ADAPTER_ERR_GENERAL_FAILURE     = 1,
336     LOC_API_ADAPTER_ERR_UNSUPPORTED         = 2,
337     LOC_API_ADAPTER_ERR_INVALID_HANDLE      = 4,
338     LOC_API_ADAPTER_ERR_INVALID_PARAMETER   = 5,
339     LOC_API_ADAPTER_ERR_ENGINE_BUSY         = 6,
340     LOC_API_ADAPTER_ERR_PHONE_OFFLINE       = 7,
341     LOC_API_ADAPTER_ERR_TIMEOUT             = 8,
342     LOC_API_ADAPTER_ERR_SERVICE_NOT_PRESENT = 9,
343     LOC_API_ADAPTER_ERR_INTERNAL            = 10,
344 
345     /* equating engine down to phone offline, as they are the same errror */
346     LOC_API_ADAPTER_ERR_ENGINE_DOWN         = LOC_API_ADAPTER_ERR_PHONE_OFFLINE,
347     LOC_API_ADAPTER_ERR_FAILURE             = 101,
348     LOC_API_ADAPTER_ERR_UNKNOWN
349 };
350 
351 enum loc_api_adapter_event_index {
352     LOC_API_ADAPTER_REPORT_POSITION = 0,               // Position report comes in loc_parsed_position_s_type
353     LOC_API_ADAPTER_REPORT_SATELLITE,                  // Satellite in view report
354     LOC_API_ADAPTER_REPORT_NMEA_1HZ,                   // NMEA report at 1HZ rate
355     LOC_API_ADAPTER_REPORT_NMEA_POSITION,              // NMEA report at position report rate
356     LOC_API_ADAPTER_REQUEST_NI_NOTIFY_VERIFY,          // NI notification/verification request
357     LOC_API_ADAPTER_REQUEST_ASSISTANCE_DATA,           // Assistance data, eg: time, predicted orbits request
358     LOC_API_ADAPTER_REQUEST_LOCATION_SERVER,           // Request for location server
359     LOC_API_ADAPTER_REPORT_IOCTL,                      // Callback report for loc_ioctl
360     LOC_API_ADAPTER_REPORT_STATUS,                     // Misc status report: eg, engine state
361     LOC_API_ADAPTER_REQUEST_WIFI,                      //
362     LOC_API_ADAPTER_SENSOR_STATUS,                     //
363     LOC_API_ADAPTER_REQUEST_TIME_SYNC,                 //
364     LOC_API_ADAPTER_REPORT_SPI,                        //
365     LOC_API_ADAPTER_REPORT_NI_GEOFENCE,                //
366     LOC_API_ADAPTER_GEOFENCE_GEN_ALERT,                //
367     LOC_API_ADAPTER_REPORT_GENFENCE_BREACH,            //
368     LOC_API_ADAPTER_PEDOMETER_CTRL,                    //
369     LOC_API_ADAPTER_MOTION_CTRL,                       //
370     LOC_API_ADAPTER_REQUEST_WIFI_AP_DATA,              // Wifi ap data
371     LOC_API_ADAPTER_BATCH_FULL,                        // Batching on full
372     LOC_API_ADAPTER_BATCHED_POSITION_REPORT,           // Batching on fix
373     LOC_API_ADAPTER_BATCHED_GENFENCE_BREACH_REPORT,    //
374     LOC_API_ADAPTER_GDT_UPLOAD_BEGIN_REQ,              // GDT upload start request
375     LOC_API_ADAPTER_GDT_UPLOAD_END_REQ,                // GDT upload end request
376     LOC_API_ADAPTER_GNSS_MEASUREMENT,                  // GNSS Measurement report
377 
378     LOC_API_ADAPTER_EVENT_MAX
379 };
380 
381 #define LOC_API_ADAPTER_BIT_PARSED_POSITION_REPORT           (1<<LOC_API_ADAPTER_REPORT_POSITION)
382 #define LOC_API_ADAPTER_BIT_SATELLITE_REPORT                 (1<<LOC_API_ADAPTER_REPORT_SATELLITE)
383 #define LOC_API_ADAPTER_BIT_NMEA_1HZ_REPORT                  (1<<LOC_API_ADAPTER_REPORT_NMEA_1HZ)
384 #define LOC_API_ADAPTER_BIT_NMEA_POSITION_REPORT             (1<<LOC_API_ADAPTER_REPORT_NMEA_POSITION)
385 #define LOC_API_ADAPTER_BIT_NI_NOTIFY_VERIFY_REQUEST         (1<<LOC_API_ADAPTER_REQUEST_NI_NOTIFY_VERIFY)
386 #define LOC_API_ADAPTER_BIT_ASSISTANCE_DATA_REQUEST          (1<<LOC_API_ADAPTER_REQUEST_ASSISTANCE_DATA)
387 #define LOC_API_ADAPTER_BIT_LOCATION_SERVER_REQUEST          (1<<LOC_API_ADAPTER_REQUEST_LOCATION_SERVER)
388 #define LOC_API_ADAPTER_BIT_IOCTL_REPORT                     (1<<LOC_API_ADAPTER_REPORT_IOCTL)
389 #define LOC_API_ADAPTER_BIT_STATUS_REPORT                    (1<<LOC_API_ADAPTER_REPORT_STATUS)
390 #define LOC_API_ADAPTER_BIT_REQUEST_WIFI                     (1<<LOC_API_ADAPTER_REQUEST_WIFI)
391 #define LOC_API_ADAPTER_BIT_SENSOR_STATUS                    (1<<LOC_API_ADAPTER_SENSOR_STATUS)
392 #define LOC_API_ADAPTER_BIT_REQUEST_TIME_SYNC                (1<<LOC_API_ADAPTER_REQUEST_TIME_SYNC)
393 #define LOC_API_ADAPTER_BIT_REPORT_SPI                       (1<<LOC_API_ADAPTER_REPORT_SPI)
394 #define LOC_API_ADAPTER_BIT_REPORT_NI_GEOFENCE               (1<<LOC_API_ADAPTER_REPORT_NI_GEOFENCE)
395 #define LOC_API_ADAPTER_BIT_GEOFENCE_GEN_ALERT               (1<<LOC_API_ADAPTER_GEOFENCE_GEN_ALERT)
396 #define LOC_API_ADAPTER_BIT_REPORT_GENFENCE_BREACH           (1<<LOC_API_ADAPTER_REPORT_GENFENCE_BREACH)
397 #define LOC_API_ADAPTER_BIT_BATCHED_GENFENCE_BREACH_REPORT   (1<<LOC_API_ADAPTER_BATCHED_GENFENCE_BREACH_REPORT)
398 #define LOC_API_ADAPTER_BIT_PEDOMETER_CTRL                   (1<<LOC_API_ADAPTER_PEDOMETER_CTRL)
399 #define LOC_API_ADAPTER_BIT_MOTION_CTRL                      (1<<LOC_API_ADAPTER_MOTION_CTRL)
400 #define LOC_API_ADAPTER_BIT_REQUEST_WIFI_AP_DATA             (1<<LOC_API_ADAPTER_REQUEST_WIFI_AP_DATA)
401 #define LOC_API_ADAPTER_BIT_BATCH_FULL                       (1<<LOC_API_ADAPTER_BATCH_FULL)
402 #define LOC_API_ADAPTER_BIT_BATCHED_POSITION_REPORT          (1<<LOC_API_ADAPTER_BATCHED_POSITION_REPORT)
403 #define LOC_API_ADAPTER_BIT_GDT_UPLOAD_BEGIN_REQ             (1<<LOC_API_ADAPTER_GDT_UPLOAD_BEGIN_REQ)
404 #define LOC_API_ADAPTER_BIT_GDT_UPLOAD_END_REQ               (1<<LOC_API_ADAPTER_GDT_UPLOAD_END_REQ)
405 #define LOC_API_ADAPTER_BIT_GNSS_MEASUREMENT                 (1<<LOC_API_ADAPTER_GNSS_MEASUREMENT)
406 
407 typedef unsigned int LOC_API_ADAPTER_EVENT_MASK_T;
408 
409 typedef enum loc_api_adapter_msg_to_check_supported {
410     LOC_API_ADAPTER_MESSAGE_LOCATION_BATCHING,               // Batching
411     LOC_API_ADAPTER_MESSAGE_BATCHED_GENFENCE_BREACH,         // Geofence Batched Breach
412 
413     LOC_API_ADAPTER_MESSAGE_MAX
414 } LocCheckingMessagesID;
415 
416 typedef uint32_t LOC_GPS_LOCK_MASK;
417 #define isGpsLockNone(lock) ((lock) == 0)
418 #define isGpsLockMO(lock) ((lock) & ((LOC_GPS_LOCK_MASK)1))
419 #define isGpsLockMT(lock) ((lock) & ((LOC_GPS_LOCK_MASK)2))
420 #define isGpsLockAll(lock) (((lock) & ((LOC_GPS_LOCK_MASK)3)) == 3)
421 
422 #ifdef __cplusplus
423 }
424 #endif /* __cplusplus */
425 
426 #endif /* GPS_EXTENDED_C_H */
427 
428