1 /* Copyright (c) 2011-2014, 2016-2017 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 #define LOG_NDDEBUG 0
30 #define LOG_TAG "LocSvc_DualCtx"
31
32 #include <cutils/sched_policy.h>
33 #include <unistd.h>
34 #include <LocDualContext.h>
35 #include <msg_q.h>
36 #include <platform_lib_log_util.h>
37 #include <loc_log.h>
38 #include <SystemStatus.h>
39
40 namespace loc_core {
41
42 // nothing exclude for foreground
43 const LOC_API_ADAPTER_EVENT_MASK_T
44 LocDualContext::mFgExclMask = 0;
45 // excluded events for background clients
46 const LOC_API_ADAPTER_EVENT_MASK_T
47 LocDualContext::mBgExclMask =
48 (LOC_API_ADAPTER_BIT_SATELLITE_REPORT |
49 LOC_API_ADAPTER_BIT_NMEA_1HZ_REPORT |
50 LOC_API_ADAPTER_BIT_NMEA_POSITION_REPORT |
51 LOC_API_ADAPTER_BIT_IOCTL_REPORT |
52 LOC_API_ADAPTER_BIT_STATUS_REPORT |
53 LOC_API_ADAPTER_BIT_GEOFENCE_GEN_ALERT |
54 LOC_API_ADAPTER_BIT_GNSS_MEASUREMENT);
55
56 const MsgTask* LocDualContext::mMsgTask = NULL;
57 ContextBase* LocDualContext::mFgContext = NULL;
58 ContextBase* LocDualContext::mBgContext = NULL;
59 ContextBase* LocDualContext::mInjectContext = NULL;
60 SystemStatus* LocDualContext::mSystemStatus = NULL;
61 // the name must be shorter than 15 chars
62 const char* LocDualContext::mLocationHalName = "Loc_hal_worker";
63 #ifndef USE_GLIB
64 const char* LocDualContext::mLBSLibName = "liblbs_core.so";
65 #else
66 const char* LocDualContext::mLBSLibName = "liblbs_core.so.1";
67 #endif
68
69 pthread_mutex_t LocDualContext::mGetLocContextMutex = PTHREAD_MUTEX_INITIALIZER;
70
getMsgTask(LocThread::tCreate tCreator,const char * name,bool joinable)71 const MsgTask* LocDualContext::getMsgTask(LocThread::tCreate tCreator,
72 const char* name, bool joinable)
73 {
74 if (NULL == mMsgTask) {
75 mMsgTask = new MsgTask(tCreator, name, joinable);
76 }
77 return mMsgTask;
78 }
79
80 inline
getMsgTask(const char * name,bool joinable)81 const MsgTask* LocDualContext::getMsgTask(const char* name, bool joinable) {
82 return getMsgTask((LocThread::tCreate)NULL, name, joinable);
83 }
84
getLocFgContext(LocThread::tCreate tCreator,LocMsg * firstMsg,const char * name,bool joinable)85 ContextBase* LocDualContext::getLocFgContext(LocThread::tCreate tCreator,
86 LocMsg* firstMsg, const char* name, bool joinable)
87 {
88 pthread_mutex_lock(&LocDualContext::mGetLocContextMutex);
89 LOC_LOGD("%s:%d]: querying ContextBase with tCreator", __func__, __LINE__);
90 if (NULL == mFgContext) {
91 LOC_LOGD("%s:%d]: creating msgTask with tCreator", __func__, __LINE__);
92 const MsgTask* msgTask = getMsgTask(tCreator, name, joinable);
93 mFgContext = new LocDualContext(msgTask,
94 mFgExclMask);
95 }
96 if(NULL == mInjectContext) {
97 LOC_LOGD("%s:%d]: mInjectContext is FgContext", __func__, __LINE__);
98 mInjectContext = mFgContext;
99 }
100 pthread_mutex_unlock(&LocDualContext::mGetLocContextMutex);
101
102 if (firstMsg) {
103 mFgContext->sendMsg(firstMsg);
104 }
105
106 return mFgContext;
107 }
108
getLocBgContext(LocThread::tCreate tCreator,LocMsg * firstMsg,const char * name,bool joinable)109 ContextBase* LocDualContext::getLocBgContext(LocThread::tCreate tCreator,
110 LocMsg* firstMsg, const char* name, bool joinable)
111 {
112 pthread_mutex_lock(&LocDualContext::mGetLocContextMutex);
113 LOC_LOGD("%s:%d]: querying ContextBase with tCreator", __func__, __LINE__);
114 if (NULL == mBgContext) {
115 LOC_LOGD("%s:%d]: creating msgTask with tCreator", __func__, __LINE__);
116 const MsgTask* msgTask = getMsgTask(tCreator, name, joinable);
117 mBgContext = new LocDualContext(msgTask,
118 mBgExclMask);
119 }
120 if(NULL == mInjectContext) {
121 LOC_LOGD("%s:%d]: mInjectContext is BgContext", __func__, __LINE__);
122 mInjectContext = mBgContext;
123 }
124 pthread_mutex_unlock(&LocDualContext::mGetLocContextMutex);
125
126 if (firstMsg) {
127 mBgContext->sendMsg(firstMsg);
128 }
129
130 return mBgContext;
131 }
132
injectFeatureConfig(ContextBase * curContext)133 void LocDualContext :: injectFeatureConfig(ContextBase *curContext)
134 {
135 LOC_LOGd("Calling LBSProxy (%p) to inject feature config",
136 ((LocDualContext *)mInjectContext)->mLBSProxy);
137 ((LocDualContext *)mInjectContext)->mLBSProxy->injectFeatureConfig(curContext);
138 }
139
LocDualContext(const MsgTask * msgTask,LOC_API_ADAPTER_EVENT_MASK_T exMask)140 LocDualContext::LocDualContext(const MsgTask* msgTask,
141 LOC_API_ADAPTER_EVENT_MASK_T exMask) :
142 ContextBase(msgTask, exMask, mLBSLibName)
143 {
144 }
145
getSystemStatus(void)146 SystemStatus* LocDualContext::getSystemStatus(void)
147 {
148 pthread_mutex_lock(&LocDualContext::mGetLocContextMutex);
149 if (NULL == mSystemStatus) {
150 mSystemStatus = new SystemStatus();
151 }
152 pthread_mutex_unlock(&LocDualContext::mGetLocContextMutex);
153 return mSystemStatus;
154 }
155
156 }
157