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3719602c PC |
1 | /* Copyright (C) 2010-2016 The RetroArch team |
2 | * | |
3 | * --------------------------------------------------------------------------------------- | |
4 | * The following license statement only applies to this file (wiiu_pthread.h). | |
5 | * --------------------------------------------------------------------------------------- | |
6 | * | |
7 | * Permission is hereby granted, free of charge, | |
8 | * to any person obtaining a copy of this software and associated documentation files (the "Software"), | |
9 | * to deal in the Software without restriction, including without limitation the rights to | |
10 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
12 | * | |
13 | * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
16 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. | |
18 | * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
19 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
20 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
21 | */ | |
22 | ||
23 | #ifndef _WIIU_PTHREAD_WRAP_WIIU_ | |
24 | #define _WIIU_PTHREAD_WRAP_WIIU_ | |
25 | ||
26 | #include <retro_inline.h> | |
27 | #include <wiiu/os/condition.h> | |
28 | #include <wiiu/os/thread.h> | |
29 | #include <wiiu/os/mutex.h> | |
30 | #include <malloc.h> | |
31 | #define STACKSIZE (8 * 1024) | |
32 | ||
33 | typedef OSThread* pthread_t; | |
34 | typedef OSMutex* pthread_mutex_t; | |
35 | typedef void* pthread_mutexattr_t; | |
36 | typedef int pthread_attr_t; | |
37 | typedef OSCondition* pthread_cond_t; | |
38 | typedef OSCondition* pthread_condattr_t; | |
39 | ||
40 | static INLINE int pthread_create(pthread_t *thread, | |
41 | const pthread_attr_t *attr, void *(*start_routine)(void*), void *arg) | |
42 | { | |
43 | OSThread *t = memalign(8, sizeof(OSThread)); | |
44 | void *stack = memalign(32, STACKSIZE); | |
45 | bool ret = OSCreateThread(t, (OSThreadEntryPointFn)start_routine, | |
46 | (uint32_t)arg, NULL, (void*)(((uint32_t)stack)+STACKSIZE), STACKSIZE, 8, OS_THREAD_ATTRIB_AFFINITY_ANY); | |
47 | if(ret == true) | |
48 | { | |
49 | OSResumeThread(t); | |
50 | *thread = t; | |
51 | } | |
52 | else | |
53 | *thread = NULL; | |
54 | return (ret == true) ? 0 : -1; | |
55 | } | |
56 | ||
57 | static INLINE pthread_t pthread_self(void) | |
58 | { | |
59 | return OSGetCurrentThread(); | |
60 | } | |
61 | ||
62 | static INLINE int pthread_mutex_init(pthread_mutex_t *mutex, | |
63 | const pthread_mutexattr_t *attr) | |
64 | { | |
65 | OSMutex *m = malloc(sizeof(OSMutex)); | |
66 | OSInitMutex(m); | |
67 | *mutex = m; | |
68 | return 0; | |
69 | } | |
70 | ||
71 | static INLINE int pthread_mutex_destroy(pthread_mutex_t *mutex) | |
72 | { | |
73 | if(*mutex) | |
74 | free(*mutex); | |
75 | *mutex = NULL; | |
76 | return 0; | |
77 | } | |
78 | ||
79 | static INLINE int pthread_mutex_lock(pthread_mutex_t *mutex) | |
80 | { | |
81 | OSLockMutex(*mutex); | |
82 | return 0; | |
83 | } | |
84 | ||
85 | static INLINE int pthread_mutex_unlock(pthread_mutex_t *mutex) | |
86 | { | |
87 | OSUnlockMutex(*mutex); | |
88 | return 0; | |
89 | } | |
90 | ||
91 | static INLINE void pthread_exit(void *retval) | |
92 | { | |
93 | (void)retval; | |
94 | OSExitThread(0); | |
95 | } | |
96 | ||
97 | static INLINE int pthread_detach(pthread_t thread) | |
98 | { | |
99 | OSDetachThread(thread); | |
100 | return 0; | |
101 | } | |
102 | ||
103 | static INLINE int pthread_join(pthread_t thread, void **retval) | |
104 | { | |
105 | (void)retval; | |
106 | bool ret = OSJoinThread(thread, NULL); | |
107 | if(ret == true) | |
108 | { | |
109 | free(thread->stackEnd); | |
110 | free(thread); | |
111 | } | |
112 | return (ret == true) ? 0 : -1; | |
113 | } | |
114 | ||
115 | static INLINE int pthread_mutex_trylock(pthread_mutex_t *mutex) | |
116 | { | |
117 | return OSTryLockMutex(*mutex); | |
118 | } | |
119 | ||
120 | static INLINE int pthread_cond_wait(pthread_cond_t *cond, | |
121 | pthread_mutex_t *mutex) | |
122 | { | |
123 | OSWaitCond(*cond, *mutex); | |
124 | return 0; | |
125 | } | |
126 | ||
127 | static INLINE int pthread_cond_timedwait(pthread_cond_t *cond, | |
128 | pthread_mutex_t *mutex, const struct timespec *abstime) | |
129 | { | |
130 | //FIXME: actual timeout needed | |
131 | (void)abstime; | |
132 | return pthread_cond_wait(cond, mutex); | |
133 | } | |
134 | ||
135 | static INLINE int pthread_cond_init(pthread_cond_t *cond, | |
136 | const pthread_condattr_t *attr) | |
137 | { | |
138 | OSCondition *c = malloc(sizeof(OSCondition)); | |
139 | OSInitCond(c); | |
140 | *cond = c; | |
141 | return 0; | |
142 | } | |
143 | ||
144 | static INLINE int pthread_cond_signal(pthread_cond_t *cond) | |
145 | { | |
146 | OSSignalCond(*cond); | |
147 | return 0; | |
148 | } | |
149 | ||
150 | static INLINE int pthread_cond_broadcast(pthread_cond_t *cond) | |
151 | { | |
152 | //FIXME: no OS equivalent | |
153 | (void)cond; | |
154 | return 0; | |
155 | } | |
156 | ||
157 | static INLINE int pthread_cond_destroy(pthread_cond_t *cond) | |
158 | { | |
159 | if(*cond) | |
160 | free(*cond); | |
161 | *cond = NULL; | |
162 | return 0; | |
163 | } | |
164 | ||
165 | extern int pthread_equal(pthread_t t1, pthread_t t2); | |
166 | ||
167 | #endif |