1 /* 2 * Copyright (c) 2022-2022 Huawei Device Co., Ltd. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without modification, 5 * are permitted provided that the following conditions are met: 6 * 7 * 1. Redistributions of source code must retain the above copyright notice, this list of 8 * conditions and the following disclaimer. 9 * 10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list 11 * of conditions and the following disclaimer in the documentation and/or other materials 12 * provided with the distribution. 13 * 14 * 3. Neither the name of the copyright holder nor the names of its contributors may be used 15 * to endorse or promote products derived from this software without specific prior written 16 * permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 25 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 27 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 28 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef _ADAPT_PTHREAD_H 32 #define _ADAPT_PTHREAD_H 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 #include "los_mux_pri.h" 38 39 #ifndef POSIX_MUTEX_DEFAULT_INHERIT 40 #define POSIX_MUTEX_DEFAULT_INHERIT 1 41 #endif 42 43 typedef LosMuxAttr pthread_mutexattr_t; 44 45 typedef LosMux pthread_mutex_t; 46 #define pthread_mutex OsMux 47 48 typedef struct pthread_cond { 49 volatile int count; /**< The number of tasks blocked by condition */ 50 EVENT_CB_S event; /**< Event object*/ 51 pthread_mutex_t* mutex; /**< Mutex locker for condition variable protection */ 52 volatile int value; /**< Condition variable state value*/ 53 } pthread_cond_t; 54 55 #define pthread_exit __pthread_exit_discard 56 #include_next <pthread.h> 57 #undef pthread_exit 58 #undef PTHREAD_MUTEX_INITIALIZER 59 60 void pthread_exit(void *retVal); 61 62 #define PTHREAD_MUTEX_RECURSIVE_NP PTHREAD_MUTEX_RECURSIVE 63 #define PTHREAD_PRIO_NONE LOS_MUX_PRIO_NONE 64 #define PTHREAD_PRIO_INHERIT LOS_MUX_PRIO_INHERIT 65 #define PTHREAD_PRIO_PROTECT LOS_MUX_PRIO_PROTECT 66 67 #if defined POSIX_MUTEX_DEFAULT_INHERIT 68 #define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP \ 69 { OS_MUX_MAGIC, { PTHREAD_PRIO_INHERIT, OS_TASK_PRIORITY_LOWEST, PTHREAD_MUTEX_RECURSIVE_NP, 0 }, \ 70 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 71 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 72 (VOID *)NULL, 0 } 73 74 #define PTHREAD_MUTEX_INITIALIZER \ 75 { OS_MUX_MAGIC, { PTHREAD_PRIO_INHERIT, OS_TASK_PRIORITY_LOWEST, 0, 0 }, \ 76 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 77 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 78 (VOID *)NULL, 0 } 79 #elif defined POSIX_MUTEX_DEFAULT_PROTECT 80 81 #define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP \ 82 { OS_MUX_MAGIC, { PTHREAD_PRIO_PROTECT, OS_TASK_PRIORITY_LOWEST, PTHREAD_MUTEX_RECURSIVE_NP, 0 }, \ 83 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 84 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 85 (VOID *)NULL, 0 } 86 87 #define PTHREAD_MUTEX_INITIALIZER \ 88 { OS_MUX_MAGIC, { PTHREAD_PRIO_PROTECT, OS_TASK_PRIORITY_LOWEST, 0, 0 }, \ 89 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 90 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 91 (VOID *)NULL, 0 } 92 #else 93 94 #define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP \ 95 { OS_MUX_MAGIC, { PTHREAD_PRIO_NONE, OS_TASK_PRIORITY_LOWEST, PTHREAD_MUTEX_RECURSIVE_NP, 0 }, \ 96 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 97 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 98 (VOID *)NULL, 0 } 99 100 #define PTHREAD_MUTEX_INITIALIZER \ 101 { OS_MUX_MAGIC, { PTHREAD_PRIO_NONE, OS_TASK_PRIORITY_LOWEST, 0, 0 }, \ 102 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 103 { (struct LOS_DL_LIST *)NULL, (struct LOS_DL_LIST *)NULL }, \ 104 (VOID *)NULL, 0 } 105 #endif 106 107 int pthread_attr_setaffinity_np(pthread_attr_t *, size_t, const cpu_set_t *); 108 109 #ifdef __cplusplus 110 } 111 #endif 112 #endif 113