1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
|
/***************************************************************************************************
Zyan Core Library (Zycore-C)
Original Author : Florian Bernd
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
***************************************************************************************************/
/**
* @file
* @brief
*/
#ifndef ZYCORE_API_SYNCHRONIZATION_H
#define ZYCORE_API_SYNCHRONIZATION_H
#include <Zycore/Defines.h>
#include <Zycore/Status.h>
#ifndef ZYAN_NO_LIBC
#ifdef __cplusplus
extern "C" {
#endif
/* ============================================================================================== */
/* Enums and types */
/* ============================================================================================== */
#if defined(ZYAN_POSIX)
#include <pthread.h>
/* ---------------------------------------------------------------------------------------------- */
/* Critical Section */
/* ---------------------------------------------------------------------------------------------- */
typedef pthread_mutex_t ZyanCriticalSection;
/* ---------------------------------------------------------------------------------------------- */
#elif defined(ZYAN_WINDOWS)
#include <windows.h>
/* ---------------------------------------------------------------------------------------------- */
/* Critical Section */
/* ---------------------------------------------------------------------------------------------- */
typedef CRITICAL_SECTION ZyanCriticalSection;
/* ---------------------------------------------------------------------------------------------- */
#else
# error "Unsupported platform detected"
#endif
/* ============================================================================================== */
/* Exported functions */
/* ============================================================================================== */
/* ---------------------------------------------------------------------------------------------- */
/* Critical Section */
/* ---------------------------------------------------------------------------------------------- */
/**
* Initializes a critical section.
*
* @param critical_section A pointer to the `ZyanCriticalSection` struct.
*/
ZYCORE_EXPORT ZyanStatus ZyanCriticalSectionInitialize(ZyanCriticalSection* critical_section);
/**
* Enters a critical section.
*
* @param critical_section A pointer to the `ZyanCriticalSection` struct.
*/
ZYCORE_EXPORT ZyanStatus ZyanCriticalSectionEnter(ZyanCriticalSection* critical_section);
/**
* Tries to enter a critical section.
*
* @param critical_section A pointer to the `ZyanCriticalSection` struct.
*
* @return Returns `ZYAN_TRUE` if the critical section was successfully entered or `ZYAN_FALSE`,
* if not.
*/
ZYCORE_EXPORT ZyanBool ZyanCriticalSectionTryEnter(ZyanCriticalSection* critical_section);
/**
* Leaves a critical section.
*
* @param critical_section A pointer to the `ZyanCriticalSection` struct.
*/
ZYCORE_EXPORT ZyanStatus ZyanCriticalSectionLeave(ZyanCriticalSection* critical_section);
/**
* Deletes a critical section.
*
* @param critical_section A pointer to the `ZyanCriticalSection` struct.
*/
ZYCORE_EXPORT ZyanStatus ZyanCriticalSectionDelete(ZyanCriticalSection* critical_section);
/* ---------------------------------------------------------------------------------------------- */
/* ============================================================================================== */
#ifdef __cplusplus
}
#endif
#endif /* ZYAN_NO_LIBC */
#endif /* ZYCORE_API_SYNCHRONIZATION_H */
|
