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 #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 <log_util.h>
37 #include <loc_log.h>
38
39 namespace loc_core {
40
41 // nothing exclude for foreground
42 const LOC_API_ADAPTER_EVENT_MASK_T
43 LocDualContext::mFgExclMask = 0;
44 // excluded events for background clients
45 const LOC_API_ADAPTER_EVENT_MASK_T
46 LocDualContext::mBgExclMask =
47 (LOC_API_ADAPTER_BIT_PARSED_POSITION_REPORT |
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 // the name must be shorter than 15 chars
61 const char* LocDualContext::mLocationHalName = "Loc_hal_worker";
62 const char* LocDualContext::mLBSLibName = "liblbs_core.so";
63
getMsgTask(MsgTask::tCreate tCreator,const char * name)64 const MsgTask* LocDualContext::getMsgTask(MsgTask::tCreate tCreator,
65 const char* name)
66 {
67 if (NULL == mMsgTask) {
68 mMsgTask = new MsgTask(tCreator, name);
69 }
70 return mMsgTask;
71 }
72
getMsgTask(MsgTask::tAssociate tAssociate,const char * name)73 const MsgTask* LocDualContext::getMsgTask(MsgTask::tAssociate tAssociate,
74 const char* name)
75 {
76 if (NULL == mMsgTask) {
77 mMsgTask = new MsgTask(tAssociate, name);
78 } else if (tAssociate) {
79 mMsgTask->associate(tAssociate);
80 }
81 return mMsgTask;
82 }
83
getLocFgContext(MsgTask::tCreate tCreator,const char * name)84 ContextBase* LocDualContext::getLocFgContext(MsgTask::tCreate tCreator,
85 const char* name)
86 {
87 if (NULL == mFgContext) {
88 const MsgTask* msgTask = getMsgTask(tCreator, name);
89 mFgContext = new LocDualContext(msgTask,
90 mFgExclMask);
91 }
92 if(NULL == mInjectContext) {
93 mInjectContext = mFgContext;
94 injectFeatureConfig(mInjectContext);
95 }
96 return mFgContext;
97 }
98
getLocFgContext(MsgTask::tAssociate tAssociate,const char * name)99 ContextBase* LocDualContext::getLocFgContext(MsgTask::tAssociate tAssociate,
100 const char* name)
101 {
102 if (NULL == mFgContext) {
103 const MsgTask* msgTask = getMsgTask(tAssociate, name);
104 mFgContext = new LocDualContext(msgTask,
105 mFgExclMask);
106 }
107 if(NULL == mInjectContext) {
108 LOC_LOGD("%s:%d]: mInjectContext is FgContext", __func__, __LINE__);
109 mInjectContext = mFgContext;
110 injectFeatureConfig(mInjectContext);
111 }
112 return mFgContext;
113
114 }
115
getLocBgContext(MsgTask::tCreate tCreator,const char * name)116 ContextBase* LocDualContext::getLocBgContext(MsgTask::tCreate tCreator,
117 const char* name)
118 {
119 if (NULL == mBgContext) {
120 const MsgTask* msgTask = getMsgTask(tCreator, name);
121 mBgContext = new LocDualContext(msgTask,
122 mBgExclMask);
123 }
124 if(NULL == mInjectContext) {
125 LOC_LOGD("%s:%d]: mInjectContext is BgContext", __func__, __LINE__);
126 mInjectContext = mBgContext;
127 injectFeatureConfig(mInjectContext);
128 }
129 return mBgContext;
130 }
131
getLocBgContext(MsgTask::tAssociate tAssociate,const char * name)132 ContextBase* LocDualContext::getLocBgContext(MsgTask::tAssociate tAssociate,
133 const char* name)
134 {
135 if (NULL == mBgContext) {
136 const MsgTask* msgTask = getMsgTask(tAssociate, name);
137 mBgContext = new LocDualContext(msgTask,
138 mBgExclMask);
139 }
140 if(NULL == mInjectContext) {
141 LOC_LOGD("%s:%d]: mInjectContext is BgContext", __func__, __LINE__);
142 mInjectContext = mBgContext;
143 injectFeatureConfig(mInjectContext);
144 }
145 return mBgContext;
146 }
147
injectFeatureConfig(ContextBase * curContext)148 void LocDualContext :: injectFeatureConfig(ContextBase *curContext)
149 {
150 LOC_LOGD("%s:%d]: Enter", __func__, __LINE__);
151 if(curContext == mInjectContext) {
152 LOC_LOGD("%s:%d]: Calling LBSProxy (%p) to inject feature config",
153 __func__, __LINE__, ((LocDualContext *)mInjectContext)->mLBSProxy);
154 ((LocDualContext *)mInjectContext)->mLBSProxy->injectFeatureConfig(curContext);
155 }
156 LOC_LOGD("%s:%d]: Exit", __func__, __LINE__);
157 }
158
LocDualContext(const MsgTask * msgTask,LOC_API_ADAPTER_EVENT_MASK_T exMask)159 LocDualContext::LocDualContext(const MsgTask* msgTask,
160 LOC_API_ADAPTER_EVENT_MASK_T exMask) :
161 ContextBase(msgTask, exMask, mLBSLibName)
162 {
163 }
164
165 }
166