First commit XiUOS

kernel/include/xs_dataqueue.h

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+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+* @file:   xs_dataqueue.h
+* @brief:  function declaration and structure defintion of circular area
+* @version: 1.0
+* @author:  AIIT XUOS Lab
+* @date:    2020/4/20
+*
+*/
+
+#ifndef DATAQUEUE_H
+#define DATAQUEUE_H
+
+#include <xs_ktask.h>
+#include <xs_timer.h>
+#include <xs_sem.h>
+#include <xs_queue_manager.h>
+
+typedef struct 
+{
+    const void *data;       ///< data pointer
+    x_size_t length;        ///< data length
+}DataElemType;
+
+typedef struct 
+{
+    uint16 front;
+    uint16 rear;
+    uint16 max_len;
+    DataElemType *base;
+
+    int sem_blank;
+    int sem_data;
+}DataQueueType;
+
+x_err_t InitDataqueue(DataQueueType *p_queue, uint16 NodeNumber);
+x_err_t PushDataqueue(DataQueueType *queue,const void *StartAddr, x_size_t DataSize, int32 timeout);
+x_err_t PopDataqueue(DataQueueType *queue, const void **StartAddr, x_size_t *size, int32 timeout);
+x_err_t DataqueuePeak(DataQueueType *queue, const void **StartAddr, x_size_t *size);
+void DeInitDataqueue(DataQueueType *p_queue);
+
+typedef struct
+{
+    x_err_t (*InitDataqueue)(DataQueueType *p_queue, uint16 NodeNumber);
+    x_err_t (*PushDataqueue)(DataQueueType *queue,
+                                 const void *StartAddr,
+                                 x_size_t DataSize,
+                                 int32 timeout);
+    x_err_t (*PopDataqueue)(DataQueueType *queue,
+                                const void **StartAddr,
+                                x_size_t *size,
+                                int32 timeout);
+    x_err_t (*DataqueuePeak)(DataQueueType *queue,
+                                 const void **StartAddr,
+                                 x_size_t *size);
+    void (*DeInitDataqueue)(DataQueueType *p_queue);
+} DataQueueDoneType;
+#endif