comparison: ui/common/threadpool.h
ui/common/threadpool.h
- changeset 431
- bb7da585debc
- parent 404
- 384f6d1f5784
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| 169:fe49cff3c571 | 431:bb7da585debc |
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| 1 /* | |
| 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | |
| 3 * | |
| 4 * Copyright 2024 Olaf Wintermann. All rights reserved. | |
| 5 * | |
| 6 * Redistribution and use in source and binary forms, with or without | |
| 7 * modification, are permitted provided that the following conditions are met: | |
| 8 * | |
| 9 * 1. Redistributions of source code must retain the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer. | |
| 11 * | |
| 12 * 2. Redistributions in binary form must reproduce the above copyright | |
| 13 * notice, this list of conditions and the following disclaimer in the | |
| 14 * documentation and/or other materials provided with the distribution. | |
| 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 #ifndef UIC_THREADPOOL_H | |
| 30 #define UIC_THREADPOOL_H | |
| 31 | |
| 32 #include "../ui/toolkit.h" | |
| 33 | |
| 34 #ifndef _WIN32 | |
| 35 #include <pthread.h> | |
| 36 #endif | |
| 37 | |
| 38 #ifdef __cplusplus | |
| 39 extern "C" { | |
| 40 #endif | |
| 41 | |
| 42 | |
| 43 typedef struct UiJob { | |
| 44 UiObject *obj; | |
| 45 ui_threadfunc job_func; | |
| 46 void *job_data; | |
| 47 ui_callback finish_callback; | |
| 48 void *finish_data; | |
| 49 } UiJob; | |
| 50 | |
| 51 | |
| 52 typedef struct _threadpool_job threadpool_job; | |
| 53 typedef void*(*job_callback_f)(void *data); | |
| 54 | |
| 55 typedef struct _pool_queue pool_queue_t; | |
| 56 struct UiThreadpool { | |
| 57 pthread_mutex_t queue_lock; | |
| 58 pthread_mutex_t avlbl_lock; | |
| 59 pthread_cond_t available; | |
| 60 pool_queue_t *queue; | |
| 61 uint32_t queue_len; | |
| 62 uint32_t num_idle; | |
| 63 int min_threads; | |
| 64 int max_threads; | |
| 65 }; | |
| 66 | |
| 67 struct _threadpool_job { | |
| 68 job_callback_f callback; | |
| 69 void *data; | |
| 70 }; | |
| 71 | |
| 72 struct _pool_queue { | |
| 73 threadpool_job *job; | |
| 74 pool_queue_t *next; | |
| 75 }; | |
| 76 | |
| 77 UiThreadpool* threadpool_new(int min, int max); | |
| 78 int threadpool_start(UiThreadpool *pool); | |
| 79 void* threadpool_func(void *data); | |
| 80 threadpool_job* threadpool_get_job(UiThreadpool *pool); | |
| 81 void threadpool_run(UiThreadpool *pool, job_callback_f func, void *data); | |
| 82 void threadpool_enqueue_job(UiThreadpool *pool, threadpool_job *job); | |
| 83 | |
| 84 #ifdef __cplusplus | |
| 85 } | |
| 86 #endif | |
| 87 | |
| 88 #endif /* UIC_THREADPOOL_H */ | |
| 89 |
