1/* Copyright (c) 2013-2015 Jeffrey Pfau
 2 *
 3 * This Source Code Form is subject to the terms of the Mozilla Public
 4 * License, v. 2.0. If a copy of the MPL was not distributed with this
 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 6#ifndef N3DS_THREADING_H
 7#define N3DS_THREADING_H
 8
 9#include <mgba-util/common.h>
10
11#include <3ds.h>
12#include <malloc.h>
13
14#define THREAD_ENTRY void
15typedef ThreadFunc ThreadEntry;
16
17typedef LightLock Mutex;
18typedef CondVar Condition;
19
20static inline int MutexInit(Mutex* mutex) {
21	LightLock_Init(mutex);
22	return 0;
23}
24
25static inline int MutexDeinit(Mutex* mutex) {
26	UNUSED(mutex);
27	return 0;
28}
29
30static inline int MutexLock(Mutex* mutex) {
31	LightLock_Lock(mutex);
32	return 0;
33}
34
35static inline int MutexTryLock(Mutex* mutex) {
36	return LightLock_TryLock(mutex);
37}
38
39static inline int MutexUnlock(Mutex* mutex) {
40	LightLock_Unlock(mutex);
41	return 0;
42}
43
44static inline int ConditionInit(Condition* cond) {
45	CondVar_Init(cond);
46	return 0;
47}
48
49static inline int ConditionDeinit(Condition* cond) {
50	UNUSED(cond);
51	return 0;
52}
53
54static inline int ConditionWait(Condition* cond, Mutex* mutex) {
55	CondVar_Wait(cond, mutex);
56	return 0;
57}
58
59static inline int ConditionWaitTimed(Condition* cond, Mutex* mutex, int32_t timeoutMs) {
60	return CondVar_WaitTimeout(cond, mutex, timeoutMs * 10000000LL);
61}
62
63static inline int ConditionWake(Condition* cond) {
64	CondVar_Signal(cond);
65	return 0;
66}
67
68static inline int ThreadCreate(Thread* thread, ThreadEntry entry, void* context) {
69	if (!entry || !thread) {
70		return 1;
71	}
72	*thread = threadCreate(entry, context, 0x8000, 0x18, 2, false);
73	return !*thread;
74}
75
76static inline int ThreadJoin(Thread* thread) {
77	Result res = threadJoin(*thread, U64_MAX);
78	threadFree(*thread);
79	return res;
80}
81
82static inline void ThreadSetName(const char* name) {
83	UNUSED(name);
84	// Unimplemented
85}
86
87#endif