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
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22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
23  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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26  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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28  */
29 #ifndef __LOC_ENG_CONTEXT__
30 #define __LOC_ENG_CONTEXT__
31 
32 #include <stdbool.h>
33 #include <ctype.h>
34 #include <dlfcn.h>
35 #include <ContextBase.h>
36 
37 namespace loc_core {
38 
39 class LocDualContext : public ContextBase {
40     static const MsgTask* mMsgTask;
41     static ContextBase* mFgContext;
42     static ContextBase* mBgContext;
43     static ContextBase* mInjectContext;
44     static const MsgTask* getMsgTask(LocThread::tCreate tCreator,
45                                      const char* name, bool joinable = true);
46     static const MsgTask* getMsgTask(const char* name, bool joinable = true);
47     static pthread_mutex_t mGetLocContextMutex;
48 
49 protected:
50     LocDualContext(const MsgTask* msgTask,
51                    LOC_API_ADAPTER_EVENT_MASK_T exMask);
~LocDualContext()52     inline virtual ~LocDualContext() {}
53 
54 public:
55     static const char* mLBSLibName;
56     static const LOC_API_ADAPTER_EVENT_MASK_T mFgExclMask;
57     static const LOC_API_ADAPTER_EVENT_MASK_T mBgExclMask;
58     static const char* mLocationHalName;
59 
60     static ContextBase* getLocFgContext(LocThread::tCreate tCreator, LocMsg* firstMsg,
61                                         const char* name, bool joinable = true);
62     inline static ContextBase* getLocFgContext(const char* name, bool joinable = true) {
63         return getLocFgContext(NULL, NULL, name, joinable);
64     }
65     static ContextBase* getLocBgContext(LocThread::tCreate tCreator, LocMsg* firstMsg,
66                                         const char* name, bool joinable = true);
67     inline static ContextBase* getLocBgContext(const char* name, bool joinable = true) {
68         return getLocBgContext(NULL, NULL, name, joinable);
69     }
70 
71     static void injectFeatureConfig(ContextBase *context);
72 };
73 
74 }
75 
76 #endif //__LOC_ENG_CONTEXT__
77