xref: /aosp_15_r20/external/ot-br-posix/src/common/mainloop_manager.hpp (revision 4a64e381480ef79f0532b2421e44e6ee336b8e0d)
1 /*
2  *    Copyright (c) 2021, The OpenThread Authors.
3  *    All rights reserved.
4  *
5  *    Redistribution and use in source and binary forms, with or without
6  *    modification, are permitted provided that the following conditions are met:
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8  *       notice, this list of conditions and the following disclaimer.
9  *    2. Redistributions in binary form must reproduce the above copyright
10  *       notice, this list of conditions and the following disclaimer in the
11  *       documentation and/or other materials provided with the distribution.
12  *    3. Neither the name of the copyright holder nor the
13  *       names of its contributors may be used to endorse or promote products
14  *       derived from this software without specific prior written permission.
15  *
16  *    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17  *    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  *    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  *    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20  *    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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26  *    POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 /**
30  * @file
31  *   This file includes definitions for mainloop manager.
32  */
33 
34 #ifndef OTBR_COMMON_MAINLOOP_MANAGER_HPP_
35 #define OTBR_COMMON_MAINLOOP_MANAGER_HPP_
36 
37 #include <openthread-br/config.h>
38 
39 #include <openthread/openthread-system.h>
40 
41 #include <list>
42 
43 #include "common/code_utils.hpp"
44 #include "common/mainloop.hpp"
45 #include "ncp/rcp_host.hpp"
46 
47 namespace otbr {
48 
49 /**
50  * This class implements the mainloop manager.
51  */
52 class MainloopManager : private NonCopyable
53 {
54 public:
55     /**
56      * The constructor to initialize the mainloop manager.
57      */
58     MainloopManager() = default;
59 
60     /**
61      * This method returns the singleton instance of the mainloop manager.
62      */
GetInstance(void)63     static MainloopManager &GetInstance(void)
64     {
65         static MainloopManager sMainloopManager;
66         return sMainloopManager;
67     }
68 
69     /**
70      * This method adds a mainloop processors to the mainloop managger.
71      *
72      * @param[in] aMainloopProcessor  A pointer to the mainloop processor.
73      */
74     void AddMainloopProcessor(MainloopProcessor *aMainloopProcessor);
75 
76     /**
77      * This method removes a mainloop processors from the mainloop managger.
78      *
79      * @param[in] aMainloopProcessor  A pointer to the mainloop processor.
80      */
81     void RemoveMainloopProcessor(MainloopProcessor *aMainloopProcessor);
82 
83     /**
84      * This method updates the mainloop context of all mainloop processors.
85      *
86      * @param[in,out] aMainloop  A reference to the mainloop to be updated.
87      */
88     void Update(MainloopContext &aMainloop);
89 
90     /**
91      * This method processes mainloop events of all mainloop processors.
92      *
93      * @param[in] aMainloop  A reference to the mainloop context.
94      */
95     void Process(const MainloopContext &aMainloop);
96 
97 private:
98     std::list<MainloopProcessor *> mMainloopProcessorList;
99 };
100 } // namespace otbr
101 #endif // OTBR_COMMON_MAINLOOP_MANAGER_HPP_
102