1 /* Copyright (c) 2009-2013, 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 
30 #ifndef LOC_ENG_H
31 #define LOC_ENG_H
32 
33 #ifdef __cplusplus
34 extern "C" {
35 #endif /* __cplusplus */
36 
37 // Uncomment to keep all LOG messages (LOGD, LOGI, LOGV, etc.)
38 #define MAX_NUM_ATL_CONNECTIONS  2
39 
40 // Define boolean type to be used by libgps on loc api module
41 typedef unsigned char boolean;
42 
43 #ifndef TRUE
44 #define TRUE 1
45 #endif
46 
47 #ifndef FALSE
48 #define FALSE 0
49 #endif
50 
51 #include <loc.h>
52 #include <loc_eng_xtra.h>
53 #include <loc_eng_ni.h>
54 #include <loc_eng_agps.h>
55 #include <loc_cfg.h>
56 #include <loc_log.h>
57 #include <log_util.h>
58 #include <loc_eng_agps.h>
59 #include <LocEngAdapter.h>
60 
61 // The data connection minimal open time
62 #define DATA_OPEN_MIN_TIME        1  /* sec */
63 
64 // The system sees GPS engine turns off after inactive for this period of time
65 #define GPS_AUTO_OFF_TIME         2  /* secs */
66 #define SUCCESS              TRUE
67 #define FAILURE                 FALSE
68 #define INVALID_ATL_CONNECTION_HANDLE -1
69 
70 #define MAX_XTRA_SERVER_URL_LENGTH 256
71 
72 enum loc_nmea_provider_e_type {
73     NMEA_PROVIDER_AP = 0, // Application Processor Provider of NMEA
74     NMEA_PROVIDER_MP // Modem Processor Provider of NMEA
75 };
76 
77 enum loc_mute_session_e_type {
78    LOC_MUTE_SESS_NONE = 0,
79    LOC_MUTE_SESS_WAIT,
80    LOC_MUTE_SESS_IN_SESSION
81 };
82 
83 // Module data
84 typedef struct loc_eng_data_s
85 {
86     LocEngAdapter                  *adapter;
87     loc_location_cb_ext            location_cb;
88     gps_status_callback            status_cb;
89     loc_sv_status_cb_ext           sv_status_cb;
90     agps_status_extended           agps_status_cb;
91     gps_nmea_callback              nmea_cb;
92     gps_ni_notify_callback         ni_notify_cb;
93     gps_acquire_wakelock           acquire_wakelock_cb;
94     gps_release_wakelock           release_wakelock_cb;
95     gps_request_utc_time           request_utc_time_cb;
96     boolean                        intermediateFix;
97     AGpsStatusValue                agps_status;
98     loc_eng_xtra_data_s_type       xtra_module_data;
99     loc_eng_ni_data_s_type         loc_eng_ni_data;
100 
101     // AGPS state machines
102     AgpsStateMachine*              agnss_nif;
103     AgpsStateMachine*              internet_nif;
104     AgpsStateMachine*              wifi_nif;
105     //State machine for Data Services
106     AgpsStateMachine*              ds_nif;
107 
108     // GPS engine status
109     GpsStatusValue                 engine_status;
110     GpsStatusValue                 fix_session_status;
111 
112     // Aiding data information to be deleted, aiding data can only be deleted when GPS engine is off
113     GpsAidingData                  aiding_data_for_deletion;
114 
115     // For muting session broadcast
116     loc_mute_session_e_type        mute_session_state;
117 
118     // For nmea generation
119     boolean generateNmea;
120     uint32_t sv_used_mask;
121     float hdop;
122     float pdop;
123     float vdop;
124 
125     // Address buffers, for addressing setting before init
126     int    supl_host_set;
127     char   supl_host_buf[101];
128     int    supl_port_buf;
129     int    c2k_host_set;
130     char   c2k_host_buf[101];
131     int    c2k_port_buf;
132     int    mpc_host_set;
133     char   mpc_host_buf[101];
134     int    mpc_port_buf;
135 
136     loc_ext_parser location_ext_parser;
137     loc_ext_parser sv_ext_parser;
138 } loc_eng_data_s_type;
139 
140 /* GPS.conf support */
141 typedef struct loc_gps_cfg_s
142 {
143     unsigned long  INTERMEDIATE_POS;
144     unsigned long  ACCURACY_THRES;
145     unsigned long  ENABLE_WIPER;
146     unsigned long  SUPL_VER;
147     unsigned long  CAPABILITIES;
148     unsigned long  QUIPC_ENABLED;
149     unsigned long  LPP_PROFILE;
150     uint8_t        NMEA_PROVIDER;
151     unsigned long  A_GLONASS_POS_PROTOCOL_SELECT;
152     char           XTRA_SERVER_1[MAX_XTRA_SERVER_URL_LENGTH];
153     char           XTRA_SERVER_2[MAX_XTRA_SERVER_URL_LENGTH];
154     char           XTRA_SERVER_3[MAX_XTRA_SERVER_URL_LENGTH];
155 } loc_gps_cfg_s_type;
156 
157 typedef struct
158 {
159     uint8_t        GYRO_BIAS_RANDOM_WALK_VALID;
160     double         GYRO_BIAS_RANDOM_WALK;
161     unsigned long  SENSOR_ACCEL_BATCHES_PER_SEC;
162     unsigned long  SENSOR_ACCEL_SAMPLES_PER_BATCH;
163     unsigned long  SENSOR_GYRO_BATCHES_PER_SEC;
164     unsigned long  SENSOR_GYRO_SAMPLES_PER_BATCH;
165     unsigned long  SENSOR_ACCEL_BATCHES_PER_SEC_HIGH;
166     unsigned long  SENSOR_ACCEL_SAMPLES_PER_BATCH_HIGH;
167     unsigned long  SENSOR_GYRO_BATCHES_PER_SEC_HIGH;
168     unsigned long  SENSOR_GYRO_SAMPLES_PER_BATCH_HIGH;
169     unsigned long  SENSOR_CONTROL_MODE;
170     unsigned long  SENSOR_USAGE;
171     unsigned long  SENSOR_ALGORITHM_CONFIG_MASK;
172     uint8_t        ACCEL_RANDOM_WALK_SPECTRAL_DENSITY_VALID;
173     double         ACCEL_RANDOM_WALK_SPECTRAL_DENSITY;
174     uint8_t        ANGLE_RANDOM_WALK_SPECTRAL_DENSITY_VALID;
175     double         ANGLE_RANDOM_WALK_SPECTRAL_DENSITY;
176     uint8_t        RATE_RANDOM_WALK_SPECTRAL_DENSITY_VALID;
177     double         RATE_RANDOM_WALK_SPECTRAL_DENSITY;
178     uint8_t        VELOCITY_RANDOM_WALK_SPECTRAL_DENSITY_VALID;
179     double         VELOCITY_RANDOM_WALK_SPECTRAL_DENSITY;
180 } loc_sap_cfg_s_type;
181 
182 extern loc_gps_cfg_s_type gps_conf;
183 extern loc_sap_cfg_s_type sap_conf;
184 
185 int  loc_eng_init(loc_eng_data_s_type &loc_eng_data,
186                   LocCallbacks* callbacks,
187                   LOC_API_ADAPTER_EVENT_MASK_T event);
188 int  loc_eng_start(loc_eng_data_s_type &loc_eng_data);
189 int  loc_eng_stop(loc_eng_data_s_type &loc_eng_data);
190 void loc_eng_cleanup(loc_eng_data_s_type &loc_eng_data);
191 int  loc_eng_inject_time(loc_eng_data_s_type &loc_eng_data,
192                          GpsUtcTime time, int64_t timeReference,
193                          int uncertainty);
194 int  loc_eng_inject_location(loc_eng_data_s_type &loc_eng_data,
195                              double latitude, double longitude,
196                              float accuracy);
197 void loc_eng_delete_aiding_data(loc_eng_data_s_type &loc_eng_data,
198                                 GpsAidingData f);
199 int  loc_eng_set_position_mode(loc_eng_data_s_type &loc_eng_data,
200                                LocPosMode &params);
201 const void* loc_eng_get_extension(loc_eng_data_s_type &loc_eng_data,
202                                   const char* name);
203 void loc_eng_agps_init(loc_eng_data_s_type &loc_eng_data,
204                        AGpsExtCallbacks* callbacks);
205 int  loc_eng_agps_open(loc_eng_data_s_type &loc_eng_data, AGpsExtType agpsType,
206                       const char* apn, AGpsBearerType bearerType);
207 int  loc_eng_agps_closed(loc_eng_data_s_type &loc_eng_data, AGpsExtType agpsType);
208 int  loc_eng_agps_open_failed(loc_eng_data_s_type &loc_eng_data, AGpsExtType agpsType);
209 
210 int  loc_eng_set_server_proxy(loc_eng_data_s_type &loc_eng_data,
211                               LocServerType type, const char *hostname, int port);
212 
213 
214 void loc_eng_agps_ril_update_network_availability(loc_eng_data_s_type &loc_eng_data,
215                                                   int avaiable, const char* apn);
216 
217 
218 bool loc_eng_inject_raw_command(loc_eng_data_s_type &loc_eng_data,
219                                 char* command, int length);
220 
221 
222 void loc_eng_mute_one_session(loc_eng_data_s_type &loc_eng_data);
223 
224 int loc_eng_xtra_init (loc_eng_data_s_type &loc_eng_data,
225                        GpsXtraExtCallbacks* callbacks);
226 
227 int loc_eng_xtra_inject_data(loc_eng_data_s_type &loc_eng_data,
228                              char* data, int length);
229 
230 int loc_eng_xtra_request_server(loc_eng_data_s_type &loc_eng_data);
231 
232 extern void loc_eng_ni_init(loc_eng_data_s_type &loc_eng_data,
233                             GpsNiExtCallbacks *callbacks);
234 extern void loc_eng_ni_respond(loc_eng_data_s_type &loc_eng_data,
235                                int notif_id, GpsUserResponseType user_response);
236 extern void loc_eng_ni_request_handler(loc_eng_data_s_type &loc_eng_data,
237                                    const GpsNiNotification *notif,
238                                    const void* passThrough);
239 extern void loc_eng_ni_reset_on_engine_restart(loc_eng_data_s_type &loc_eng_data);
240 int loc_eng_read_config(void);
241 
242 #ifdef __cplusplus
243 }
244 #endif /* __cplusplus */
245 
246 #endif // LOC_ENG_H
247