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1 /* Copyright (c) 2011-2014, 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 LOC_API_BASE_H
30 #define LOC_API_BASE_H
31 
32 #include <stddef.h>
33 #include <ctype.h>
34 #include <gps_extended.h>
35 #include <MsgTask.h>
36 #include <log_util.h>
37 
38 namespace loc_core {
39 class ContextBase;
40 
41 int hexcode(char *hexstring, int string_size,
42             const char *data, int data_size);
43 int decodeAddress(char *addr_string, int string_size,
44                   const char *data, int data_size);
45 
46 #define MAX_ADAPTERS          10
47 
48 #define TO_ALL_ADAPTERS(adapters, call)                                \
49     for (int i = 0; i < MAX_ADAPTERS && NULL != (adapters)[i]; i++) {  \
50         call;                                                          \
51     }
52 
53 #define TO_1ST_HANDLING_ADAPTER(adapters, call)                              \
54     for (int i = 0; i <MAX_ADAPTERS && NULL != (adapters)[i] && !(call); i++);
55 
56 class LocAdapterBase;
57 struct LocSsrMsg;
58 struct LocOpenMsg;
59 
60 class LocApiProxyBase {
61 public:
LocApiProxyBase()62     inline LocApiProxyBase() {}
~LocApiProxyBase()63     inline virtual ~LocApiProxyBase() {}
getSibling2()64     inline virtual void* getSibling2() { return NULL; }
65 };
66 
67 class LocApiBase {
68     friend struct LocSsrMsg;
69     //LocOpenMsg calls open() which makes it necessary to declare
70     //it as a friend
71     friend struct LocOpenMsg;
72     friend class ContextBase;
73     const MsgTask* mMsgTask;
74     ContextBase *mContext;
75     LocAdapterBase* mLocAdapters[MAX_ADAPTERS];
76 
77 protected:
78     virtual enum loc_api_adapter_err
79         open(LOC_API_ADAPTER_EVENT_MASK_T mask);
80     virtual enum loc_api_adapter_err
81         close();
82     LOC_API_ADAPTER_EVENT_MASK_T getEvtMask();
83     LOC_API_ADAPTER_EVENT_MASK_T mMask;
84     LocApiBase(const MsgTask* msgTask,
85                LOC_API_ADAPTER_EVENT_MASK_T excludedMask,
86                ContextBase* context = NULL);
~LocApiBase()87     inline virtual ~LocApiBase() { close(); }
88     bool isInSession();
89     const LOC_API_ADAPTER_EVENT_MASK_T mExcludedMask;
90 
91 public:
sendMsg(const LocMsg * msg)92     inline void sendMsg(const LocMsg* msg) const {
93         mMsgTask->sendMsg(msg);
94     }
95 
96     void addAdapter(LocAdapterBase* adapter);
97     void removeAdapter(LocAdapterBase* adapter);
98 
99     // upward calls
100     void handleEngineUpEvent();
101     void handleEngineDownEvent();
102     void reportPosition(UlpLocation &location,
103                         GpsLocationExtended &locationExtended,
104                         void* locationExt,
105                         enum loc_sess_status status,
106                         LocPosTechMask loc_technology_mask =
107                                   LOC_POS_TECH_MASK_DEFAULT);
108     void reportSv(GpsSvStatus &svStatus,
109                   GpsLocationExtended &locationExtended,
110                   void* svExt);
111     void reportStatus(GpsStatusValue status);
112     void reportNmea(const char* nmea, int length);
113     void reportXtraServer(const char* url1, const char* url2,
114                           const char* url3, const int maxlength);
115     void requestXtraData();
116     void requestTime();
117     void requestLocation();
118     void requestATL(int connHandle, AGpsType agps_type);
119     void releaseATL(int connHandle);
120     void requestSuplES(int connHandle);
121     void reportDataCallOpened();
122     void reportDataCallClosed();
123     void requestNiNotify(GpsNiNotification &notify, const void* data);
124     void reportGpsMeasurementData(GpsData &gpsMeasurementData);
125 
126     // downward calls
127     // All below functions are to be defined by adapter specific modules:
128     // RPC, QMI, etc.  The default implementation is empty.
129 
130     virtual void* getSibling();
131     virtual LocApiProxyBase* getLocApiProxy();
132     virtual enum loc_api_adapter_err
133         startFix(const LocPosMode& posMode);
134     virtual enum loc_api_adapter_err
135         stopFix();
136     virtual enum loc_api_adapter_err
137         deleteAidingData(GpsAidingData f);
138     virtual enum loc_api_adapter_err
139         enableData(int enable);
140     virtual enum loc_api_adapter_err
141         setAPN(char* apn, int len);
142     virtual enum loc_api_adapter_err
143         injectPosition(double latitude, double longitude, float accuracy);
144     virtual enum loc_api_adapter_err
145         setTime(GpsUtcTime time, int64_t timeReference, int uncertainty);
146     virtual enum loc_api_adapter_err
147         setXtraData(char* data, int length);
148     virtual enum loc_api_adapter_err
149         requestXtraServer();
150     virtual enum loc_api_adapter_err
151         atlOpenStatus(int handle, int is_succ, char* apn, AGpsBearerType bear, AGpsType agpsType);
152     virtual enum loc_api_adapter_err
153         atlCloseStatus(int handle, int is_succ);
154     virtual enum loc_api_adapter_err
155         setPositionMode(const LocPosMode& posMode);
156     virtual enum loc_api_adapter_err
157         setServer(const char* url, int len);
158     virtual enum loc_api_adapter_err
159         setServer(unsigned int ip, int port,
160                   LocServerType type);
161     virtual enum loc_api_adapter_err
162         informNiResponse(GpsUserResponseType userResponse, const void* passThroughData);
163     virtual enum loc_api_adapter_err
164         setSUPLVersion(uint32_t version);
165     virtual enum loc_api_adapter_err
166         setLPPConfig(uint32_t profile);
167     virtual enum loc_api_adapter_err
168         setSensorControlConfig(int sensorUsage, int sensorProvider);
169     virtual enum loc_api_adapter_err
170         setSensorProperties(bool gyroBiasVarianceRandomWalk_valid,
171                             float gyroBiasVarianceRandomWalk,
172                             bool accelBiasVarianceRandomWalk_valid,
173                             float accelBiasVarianceRandomWalk,
174                             bool angleBiasVarianceRandomWalk_valid,
175                             float angleBiasVarianceRandomWalk,
176                             bool rateBiasVarianceRandomWalk_valid,
177                             float rateBiasVarianceRandomWalk,
178                             bool velocityBiasVarianceRandomWalk_valid,
179                             float velocityBiasVarianceRandomWalk);
180     virtual enum loc_api_adapter_err
181         setSensorPerfControlConfig(int controlMode,
182                                int accelSamplesPerBatch,
183                                int accelBatchesPerSec,
184                                int gyroSamplesPerBatch,
185                                int gyroBatchesPerSec,
186                                int accelSamplesPerBatchHigh,
187                                int accelBatchesPerSecHigh,
188                                int gyroSamplesPerBatchHigh,
189                                int gyroBatchesPerSecHigh,
190                                int algorithmConfig);
191     virtual enum loc_api_adapter_err
192         setExtPowerConfig(int isBatteryCharging);
193     virtual enum loc_api_adapter_err
194         setAGLONASSProtocol(unsigned long aGlonassProtocol);
195     virtual enum loc_api_adapter_err
196         getWwanZppFix(GpsLocation & zppLoc);
197     virtual enum loc_api_adapter_err
198         getBestAvailableZppFix(GpsLocation & zppLoc);
199     virtual enum loc_api_adapter_err
200         getBestAvailableZppFix(GpsLocation & zppLoc, LocPosTechMask & tech_mask);
201     virtual int initDataServiceClient();
202     virtual int openAndStartDataCall();
203     virtual void stopDataCall();
204     virtual void closeDataCall();
205     virtual void installAGpsCert(const DerEncodedCertificate* pData,
206                                  size_t length,
207                                  uint32_t slotBitMask);
208 
setInSession(bool inSession)209     inline virtual void setInSession(bool inSession) {}
210 
211     /*Values for lock
212       1 = Do not lock any position sessions
213       2 = Lock MI position sessions
214       3 = Lock MT position sessions
215       4 = Lock all position sessions
216      */
217     virtual int setGpsLock(LOC_GPS_LOCK_MASK lock);
218     /*
219       Returns
220       Current value of GPS Lock on success
221       -1 on failure
222      */
223     virtual int getGpsLock(void);
224 
225     /*
226       Update gps reporting events
227      */
228     virtual int updateRegistrationMask(LOC_API_ADAPTER_EVENT_MASK_T event,
229                                        loc_registration_mask_status isEnabled);
230     /*
231       Check if the modem support the service
232      */
233     virtual bool gnssConstellationConfig();
234 };
235 
236 typedef LocApiBase* (getLocApi_t)(const MsgTask* msgTask,
237                                   LOC_API_ADAPTER_EVENT_MASK_T exMask,
238                                   ContextBase *context);
239 
240 } // namespace loc_core
241 
242 #endif //LOC_API_BASE_H
243