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:
7 * 1. Redistributions of source code must retain the above copyright
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
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include "posix/platform/mainloop.hpp"
30
31 #include <assert.h>
32
33 #include "core/common/code_utils.hpp"
34
35 namespace ot {
36 namespace Posix {
37 namespace Mainloop {
38
Add(Source & aSource)39 void Manager::Add(Source &aSource)
40 {
41 assert(aSource.mNext == nullptr);
42
43 aSource.mNext = mSources;
44 mSources = &aSource;
45 }
46
Remove(Source & aSource)47 void Manager::Remove(Source &aSource)
48 {
49 for (Source **pnext = &mSources; *pnext != nullptr; pnext = &(*pnext)->mNext)
50 {
51 if (*pnext == &aSource)
52 {
53 *pnext = aSource.mNext;
54 break;
55 }
56 }
57
58 aSource.mNext = nullptr;
59 }
60
Update(otSysMainloopContext & aContext)61 void Manager::Update(otSysMainloopContext &aContext)
62 {
63 for (Source *source = mSources; source != nullptr; source = source->mNext)
64 {
65 source->Update(aContext);
66 }
67 }
68
Process(const otSysMainloopContext & aContext)69 void Manager::Process(const otSysMainloopContext &aContext)
70 {
71 for (Source *source = mSources; source != nullptr; source = source->mNext)
72 {
73 source->Process(aContext);
74 }
75 }
76
Get(void)77 Manager &Manager::Get(void)
78 {
79 static Manager sInstance;
80
81 return sInstance;
82 }
83
84 } // namespace Mainloop
85 } // namespace Posix
86 } // namespace ot
87
