support posix

1. posix pthread.h: pthread, pthread_barrier, pthread_cond, pthread_mutex, , pthread_rwlock, pthread_spin, etc 2. posix semaphore.h: sem_* 3. posix mqueue.h: mq_* 4. posix time.h: timer_* 5. to support posix, add tos_barrier, tos_bitmap, tos_rwlock, tos_stopwatch, change name of k_task_t from a char * pointer to a char array. 6. sample, see examples\posix 7. project, see board\TencentOS_tiny_EVB_MX_Plus\KEIL\posix
2020-02-28 00:11:28 +08:00
parent 7bfc998494
commit 40f55ec57b
84 changed files with 11704 additions and 158 deletions
--- a/kernel/core/include/tos_barrier.h
+++ b/kernel/core/include/tos_barrier.h
@@ -0,0 +1,89 @@
+/*----------------------------------------------------------------------------
+ * Tencent is pleased to support the open source community by making TencentOS
+ * available.
+ *
+ * Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
+ * If you have downloaded a copy of the TencentOS binary from Tencent, please
+ * note that the TencentOS binary is licensed under the BSD 3-Clause License.
+ *
+ * If you have downloaded a copy of the TencentOS source code from Tencent,
+ * please note that TencentOS source code is licensed under the BSD 3-Clause
+ * License, except for the third-party components listed below which are
+ * subject to different license terms. Your integration of TencentOS into your
+ * own projects may require compliance with the BSD 3-Clause License, as well
+ * as the other licenses applicable to the third-party components included
+ * within TencentOS.
+ *---------------------------------------------------------------------------*/
+
+#ifndef _TOS_BARRIER_H_
+#define  _TOS_BARRIER_H_
+
+__CDECLS_BEGIN
+
+typedef struct k_barrier_st {
+#if TOS_CFG_OBJECT_VERIFY_EN > 0u
+    knl_obj_t               knl_obj;
+#endif
+
+    pend_obj_t              pend_obj;
+    k_barrier_cnt_t         count;
+} k_barrier_t;
+
+/**
+ * @brief Create a thread barrier.
+ *
+ * @attention the count must be greater then zero.
+ *
+ * @param[in]   barrier         the barrier.
+ * @param[in]   count           the number of threads(task) must call tos_barrier_pend before any of them successfully return from the call.
+ *
+ * @return  errcode
+ * @retval  #K_ERR_NONE                     return successfully.
+ * @retval  #K_ERR_BARRIER_COUNT_INVALID    the count is equals to zero.
+ */
+__API__ k_err_t tos_barrier_create(k_barrier_t *barrier, k_barrier_cnt_t count);
+
+/**
+ * @brief Create a thread barrier.
+ *
+ * @attention the count must be greater then zero.
+ *
+ * @param[in]   barrier         the barrier.
+ * @param[in]   count           the number of threads(task) must call tos_barrier_pend before any of them successfully return from the call.
+ *
+ * @return  errcode
+ * @retval  #K_ERR_NONE                     return successfully.
+ * @retval  #K_ERR_BARRIER_COUNT_INVALID    the count is equals to zero.
+ */
+__API__ k_err_t tos_barrier_destroy(k_barrier_t *barrier);
+
+/**
+ * @brief Pend on a barrier.
+ *
+ * @attention until (countdownlatch->count) of tasks have called the pend, the pender would wake up.
+ *
+ * @param[in]   barrier         the barrier.
+ *
+ * @return  errcode
+ * @retval  #K_ERR_NONE                     return successfully.
+ * @retval  #K_ERR_BARRIER_OVERFLOW         the barrier is pended too many times.
+ */
+__API__ k_err_t tos_barrier_pend(k_barrier_t *barrier);
+
+/**
+ * @brief Reset a barrier.
+ *
+ * @attention
+ *
+ * @param[in]   barrier         the barrier.
+ * @param[in]   count           the count of the barrier to be reset.
+ *
+ * @return  errcode
+ * @retval  #K_ERR_NONE                     return successfully.
+ */
+__API__ k_err_t tos_barrier_reset(k_barrier_t *barrier, k_barrier_cnt_t count);
+
+__CDECLS_END
+
+#endif /* _TOS_BARRIER_H_ */
+