Jetson Inference
DNN Vision Library
Mutex.h
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20  * DEALINGS IN THE SOFTWARE.
21  */
22 
23 #ifndef __MULTITHREAD_MUTEX_H_
24 #define __MULTITHREAD_MUTEX_H_
25 
26 #include <pthread.h>
27 
28 
35 class Mutex
36 {
37 public:
41  inline Mutex();
42 
46  inline ~Mutex();
47 
52  inline bool AttemptLock();
53 
58  inline void Lock();
59 
63  inline void Unlock();
64 
69  inline void Sync();
70 
74  inline pthread_mutex_t* GetID();
75 
76 protected:
77  pthread_mutex_t mID;
78 };
79 
80 // inline implementations
81 #include "Mutex.inl"
82 
83 #endif
Mutex::Lock
void Lock()
Aquire the lock, whenever it becomes available.
Mutex::Mutex
Mutex()
Constructor.
Mutex::Unlock
void Unlock()
Release the lock.
Mutex::Sync
void Sync()
Wait for the lock, then release it immediately.
Mutex
A lightweight mutual exclusion lock.
Definition: Mutex.h:35
Mutex::mID
pthread_mutex_t mID
Definition: Mutex.h:77
Mutex::AttemptLock
bool AttemptLock()
If the lock is free, aquire it.
Mutex::~Mutex
~Mutex()
Destructor.
Mutex::GetID
pthread_mutex_t * GetID()
Get the mutex object.