software/kkk/los_list.h

/* ----------------------------------------------------------------------------
 * Copyright (c) Huawei Technologies Co., Ltd. 2013-2019. All rights reserved.
 * Description: Doubly linked list
 * Author: Huawei LiteOS Team
 * Create: 2013-01-01
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 1. Redistributions of source code must retain the above copyright notice, this list of
 * conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
 * of conditions and the following disclaimer in the documentation and/or other materials
 * provided with the distribution.
 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
 * to endorse or promote products derived from this software without specific prior written
 * permission.
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * --------------------------------------------------------------------------- */

/**
 * @defgroup los_list Doubly linked list
 * @ingroup kernel
 */

#ifndef _LOS_LIST_H
#define _LOS_LIST_H

#include "los_typedef.h"

#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */

/**
 * @ingroup los_list
 * Structure of a node in a doubly linked list.
 */
typedef struct LOS_DL_LIST {
    struct LOS_DL_LIST *pstPrev; /**< Current node's pointer to the previous node */
    struct LOS_DL_LIST *pstNext; /**< Current node's pointer to the next node */
} LOS_DL_LIST;
/*<2A><><EFBFBD>ֽṹ<D6BD><E1B9B9>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5>˫<EFBFBD><CBAB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݽṹ<DDBD><E1B9B9>
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*/

/**
 * @ingroup los_list
 * @brief Initialize the input node to a doubly linked list.
 *
 * @par Description:
 * This API is used to initialize the input node (the first parameter list) to
 * a doubly linked list.
 * @attention
 * The parameter passed in should be a legal pointer.
 *
 * @param list    [IN] A node in a doubly linked list.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_DL_LIST_HEAD
 * @since Huawei LiteOS V100R001C00
 */
LITE_OS_SEC_ALW_INLINE STATIC INLINE VOID LOS_ListInit(LOS_DL_LIST *list)
{
    list->pstNext = list;
    list->pstPrev = list;
}
/*<2A><><EFBFBD>δ<EFBFBD><CEB4>붨<EFBFBD><EBB6A8><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>̬<EFBFBD><CCAC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>LOS_ListInit<69><74>
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/**
 * @ingroup los_list
 * @brief Point to the next node of the current node.
 *
 * @par Description:
 * This API is used to point to the next node of the current node.
 * @attention
 * None.
 *
 * @param object  [IN] Type #LOS_DL_LIST *  The node in the doubly linked list.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_DL_LIST_LAST
 * @since Huawei LiteOS V100R001C00
 */
#define LOS_DL_LIST_FIRST(object) ((object)->pstNext)
/*<2A><><EFBFBD>δ<EFBFBD><CEB4>붨<EFBFBD><EBB6A8><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>LOS_DL_LIST_FIRST(object)<29><>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֱ<EFBFBD>ӷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ڵ㡣*/
/**
 * @ingroup los_list
 * @brief Point to the previous node of the current node.
 *
 * @par Description:
 * This API is used to point to the previous node of the current node.
 * @attention
 * None.
 *
 * @param object  [IN] Type #LOS_DL_LIST *  The node in the doubly linked list.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_DL_LIST_FIRST
 * @since Huawei LiteOS V100R001C00
 */
#define LOS_DL_LIST_LAST(object) ((object)->pstPrev)
/*<2A><><EFBFBD>δ<EFBFBD><CEB4><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>궨<EFBFBD>壬<EFBFBD><E5A3AC><EFBFBD>ڻ<EFBFBD>ȡ˫<C8A1><CBAB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD>ǰһ<C7B0><D2BB><EFBFBD>ڵ㡣
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD> object <EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>˫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>룬
pstPrev <EFBFBD>Ǹýڵ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>ǰһ<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>롣
<EFBFBD>ú<EFBFBD><EFBFBD>Ĺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD>ǰһ<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>롣*/
/**
 * @ingroup los_list
 * @brief Insert a new node to a doubly linked list.
 *
 * @par Description:
 * This API is used to insert a new node after the list node to a doubly linked list.
 * @attention
 * The parameters passed in should be legal pointers.
 *
 * @param list    [IN] Doubly linked list which the new node will be inserted in.
 * @param node    [IN] The new node to be inserted.
 *
 * @retval None
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_ListDelete | LOS_ListTailInsert | LOS_ListHeadInsert
 * @since Huawei LiteOS V100R001C00
 */
LITE_OS_SEC_ALW_INLINE STATIC INLINE VOID LOS_ListAdd(LOS_DL_LIST *list, LOS_DL_LIST *node)
{
    node->pstNext = list->pstNext;
    node->pstPrev = list;
    list->pstNext->pstPrev = node;
    list->pstNext = node;
}
/*<2A>ú<EFBFBD><C3BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>½ڵ<C2BD><DAB5><EFBFBD><EFBFBD>뵽<EFBFBD><EBB5BD><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>岽<EFBFBD><E5B2BD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD>

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<EFBFBD><EFBFBD><EFBFBD>½ڵ<EFBFBD><EFBFBD><EFBFBD> prev ָ<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Щ<EFBFBD><EFBFBD><EFBFBD>裬<EFBFBD>½ڵ<EFBFBD><EFBFBD>ͱ<EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
/**
 * @ingroup los_list
 * @brief Insert a node to a doubly linked list.
 *
 * @par Description:
 * This API is used to insert a new node before the list node to a doubly linked list.
 * @attention
 * The parameters passed in should be legal pointers.
 *
 * @param list     [IN] Doubly linked list which the new node will be inserted in.
 * @param node     [IN] The new node to be inserted.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_ListAdd | LOS_ListHeadInsert
 * @since Huawei LiteOS V100R001C00
 */
LITE_OS_SEC_ALW_INLINE STATIC INLINE VOID LOS_ListTailInsert(LOS_DL_LIST *list, LOS_DL_LIST *node)
{
    LOS_ListAdd(list->pstPrev, node);
}
/*<2A>ڸú<DAB8><C3BA><EFBFBD><EFBFBD>У<EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD>˺궨<CBBA><EAB6A8> LOS_DL_LIST <20><><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD>ڵ㣬
ʹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> STATIC INLINE <EFBFBD>ؼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ߴ<EFBFBD><EFBFBD><EFBFBD>ִ<EFBFBD><EFBFBD>Ч<EFBFBD>ʡ<EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD>ַdz<EFBFBD><EFBFBD>򵥣<EFBFBD>ֻ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> LOS_ListAdd<EFBFBD><EFBFBD>
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/**
 * @ingroup los_list
 * @brief Insert a node to a doubly linked list.
 *
 * @par Description:
 * This API is used to insert a new node after the list node to a doubly linked list.
 *  It is same with #LOS_ListAdd.
 * @attention
 * The parameters passed in should be legal pointers.
 *
 * @param list     [IN] Doubly linked list which the new node will be inserted in.
 * @param node     [IN] The new node to be inserted.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_ListAdd | LOS_ListTailInsert
 * @since Huawei LiteOS V100R001C00
 */
LITE_OS_SEC_ALW_INLINE STATIC INLINE VOID LOS_ListHeadInsert(LOS_DL_LIST *list, LOS_DL_LIST *node)
{
    LOS_ListAdd(list, node);
}

/**
 * @ingroup los_list
 * @brief Delete a specified node from a doubly linked list.
 *
 * @par Description:
 * This API is used to delete a specified node from a doubly linked list.
 * @attention
 * The parameter passed in should be a legal pointer.
 *
 * @param node    [IN] Node to be deleted.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_ListAdd
 * @since Huawei LiteOS V100R001C00
 */
LITE_OS_SEC_ALW_INLINE STATIC INLINE VOID LOS_ListDelete(LOS_DL_LIST *node)
{
    node->pstNext->pstPrev = node->pstPrev;
    node->pstPrev->pstNext = node->pstNext;
    node->pstNext = NULL;
    node->pstPrev = NULL;
}
/*<2A>ú<EFBFBD><C3BA><EFBFBD><EFBFBD><EFBFBD>ʵ<EFBFBD>ַdz<D6B7><C7B3>򵥣<EFBFBD><F2B5A5A3><EFBFBD><EFBFBD>岽<EFBFBD><E5B2BD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD>

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<EFBFBD><EFBFBD><EFBFBD>ձ<EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD> next ָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> prev ָ<EFBFBD>롣
ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Щ<EFBFBD><EFBFBD><EFBFBD>裬<EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD>Ľڵ<EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>б<EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD>ˡ<EFBFBD>*/
/**
 * @ingroup los_list
 * @brief Identify whether a specified doubly linked list is empty or not.
 *
 * @par Description:
 * This API is used to judge whether a doubly linked list is empty or not. It
 * returns a Boolean value.
 * @attention
 * The parameter passed in should be a legal pointer.
 *
 * @param list  [IN] Doubly linked list.
 *
 * @retval #TRUE  The doubly linked list is empty.
 * @retval #FALSE The doubly linked list is not empty.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @since Huawei LiteOS V100R001C00
 */
LITE_OS_SEC_ALW_INLINE STATIC INLINE BOOL LOS_ListEmpty(LOS_DL_LIST *list)
{
    return (BOOL)(list->pstNext == list);
}
/*<2A><><EFBFBD>岽<EFBFBD><E5B2BD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD>

<EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> pstNext ָ<EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Щ<EFBFBD><EFBFBD><EFBFBD>裬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD>Ϊ<EFBFBD>ա<EFBFBD>*/
/**
 * @ingroup los_list
 * @brief Obtain the offset of a structure member relative to the structure start address.
 *
 * @par  Description:
 * This API is used to obtain the offset of the structure member (member) relative to
 * the start address of the structure (type). And return the offset of #UINTPTR type.
 * @attention
 * None.
 *
 * @param type   [IN] Structure name.
 * @param member [IN] The structure member name which needs to measure the offset.
 *
 * @retval #UINTPTR Offset of the member relative to the structure start address.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @since Huawei LiteOS V100R001C00
 */
#define LOS_OFF_SET_OF(type, member) ((UINTPTR)&((type *)0)->member)

/* Obsolete API, please use LOS_OFF_SET_OF instead */
#define OFFSET_OF_FIELD(type, field) LOS_OFF_SET_OF(type, field)
/*<2A><>Щ<EFBFBD><D0A9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD>ڱ<EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>Է<EFBFBD><D4B7><EFBFBD><EFBFBD>ػ<EFBFBD>ȡ<EFBFBD>ṹ<EFBFBD><E1B9B9><EFBFBD><EFBFBD>Ա<EFBFBD><D4B1>ƫ<EFBFBD><C6AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD><EFBFBD>ṹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ա<EFBFBD><EFBFBD>ƫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>н<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݽṹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD><EFBFBD>ͳ<EFBFBD>Ա<EFBFBD><EFBFBD>ƫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD><EFBFBD>Ի<EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD>ó<EFBFBD>Ա<EFBFBD>ĵ<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD>޸ĸó<EFBFBD>Ա<EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD>*/
/**
 * @ingroup los_list
 * @brief Obtain the pointer to a structure that contains a doubly linked list.
 *
 * @par Description:
 * This API is used to obtain the pointer to a structure that contains the doubly
 * linked list which the first parameter item specified.
 * @attention
 * None.
 *
 * @param item    [IN] Type #LOS_DL_LIST *  The node of the doubly linked list.
 * @param type    [IN] Structure name.
 * @param member  [IN] The doubly linked list name in the structure.
 *
 * @retval The pointer to the structure that contains the doubly linked list. And
 * the doubly linked list has the node of the first parameter item.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_DL_LIST_FOR_EACH_ENTRY | LOS_DL_LIST_FOR_EACH_ENTRY_SAFE
 * @since Huawei LiteOS V100R001C00
 */
#define LOS_DL_LIST_ENTRY(item, type, member) \
    ((type *)(VOID *)((CHAR *)(item) - LOS_OFF_SET_OF(type, member)))

/**
 * @ingroup los_list
 * @brief Traverse a doubly linked list which is included in a given type structure.
 *
 * @par Description:
 * This API is used to traverse a doubly linked list which is included in a given type
 * structure. The API is a loop. The start node of the doubly linked list is the second
 * parameter list. And in each loop, the obtained pointer to a structure that contains
 * the list is outputted in the first parameter item.
 * @attention
 * None.
 *
 * @param item    [IN/OUT] The pointer to the structure that contains the doubly linked list.
 * @param list    [IN] Type #LOS_DL_LIST *  The start node of the doubly linked list to
 *                                          be traversed.
 * @param type    [IN] Structure name.
 * @param member  [IN] The doubly linked list name in the structure.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_DL_LIST_ENTRY | LOS_DL_LIST_FOR_EACH_ENTRY_SAFE | LOS_DL_LIST_FOR_EACH
 * @since Huawei LiteOS V100R001C00
 */
#define LOS_DL_LIST_FOR_EACH_ENTRY(item, list, type, member)             \
    for (item = LOS_DL_LIST_ENTRY((list)->pstNext, type, member);        \
         &(item)->member != (list);                                      \
         item = LOS_DL_LIST_ENTRY((item)->member.pstNext, type, member))
/*<2A><><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5>ͨ<EFBFBD><CDA8> for ѭ<><D1AD><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>岽<EFBFBD><E5B2BD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD>

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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> &(item)->member != (list)<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĩβʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD>ѭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD>ִ<EFBFBD>жԵ<EFBFBD>ǰ<EFBFBD>ڵ<EFBFBD><EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><EFBFBD> LOS_DL_LIST_ENTRY <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>룬<EFBFBD>Ӷ<EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Щ<EFBFBD><EFBFBD><EFBFBD>裬<EFBFBD><EFBFBD><EFBFBD>Է<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD><EFBFBD>˫<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>ÿ<EFBFBD><EFBFBD><EFBFBD>ڵ㣬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ÿ<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD>ִ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD>IJ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>*/
/**
 * @ingroup los_list
 * @brief Traverse a doubly linked list which is included in a given type structure. And
 * it is safe against removal of list entry.
 *
 * @par Description:
 * This API is used to traverse a doubly linked list which is included in a given type
 * structure. The API is a loop. The start node of the doubly linked list is the third
 * parameter list. And in each loop, the obtained pointer to a structure that contains
 * the list is outputted in the first parameter item. And the next node is outputted in
 * the second parameter next.
 * @attention
 * None.
 *
 * @param item    [IN/OUT] The pointer to the structure that contains the doubly linked list.
 * @param next    [IN/OUT] The pointer to the structure that contains the next node of the
 *                         doubly linked list.
 * @param list    [IN] Type #LOS_DL_LIST *  The start node of the doubly linked list to
 *                                          be traversed.
 * @param type    [IN] Structure name.
 * @param member  [IN] The doubly linked list name in the structure.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_DL_LIST_ENTRY | LOS_DL_LIST_FOR_EACH_ENTRY | LOS_DL_LIST_FOR_EACH_SAFE
 * @since Huawei LiteOS V100R001C00
 */
#define LOS_DL_LIST_FOR_EACH_ENTRY_SAFE(item, next, list, type, member)               \
    for (item = LOS_DL_LIST_ENTRY((list)->pstNext, type, member),                     \
         next = LOS_DL_LIST_ENTRY((item)->member.pstNext, type, member);              \
         &(item)->member != (list);                                                   \
         item = next, next = LOS_DL_LIST_ENTRY((item)->member.pstNext, type, member))
/*<2A>ú<EFBFBD><C3BA>Ĺ<EFBFBD><C4B9><EFBFBD><EFBFBD>ǰ<EFBFBD>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD>ڵ㣬<DAB5><E3A3AC><EFBFBD><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD>ڵ<EFBFBD>ִ<EFBFBD><D6B4>ָ<EFBFBD><D6B8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

item<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľڵ<EFBFBD>
next<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
list<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD>
type<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵĽṹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
member<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD>ڽṹ<EFBFBD><EFBFBD><EFBFBD>еij<EFBFBD>Ա<EFBFBD><EFBFBD>*/
/**
 * @ingroup los_list
 * @brief Iterate over a doubly linked list of given type, and call hook for any extra procedures every time.
 *
 * @par Description:
 * This API is used to iterate over a doubly linked list of given type,
 * and call hook for any extra procedures every time.
 * @attention
 * None.
 *
 * @param item           [IN/OUT] Pointer to the structure that contains the doubly linked list that is to be traversed.
 * @param list           [IN] Pointer to the doubly linked list to be traversed.
 * @param type           [IN] Structure name.
 * @param member         [IN] Member name of the doubly linked list in the structure.
 * @param hook           [IN] Hook for extra procedures which will be called every time when dev is fetched.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_DL_LIST_ENTRY | LOS_DL_LIST_FOR_EACH_ENTRY
 * @since Huawei LiteOS V200R005C10
 */
#define LOS_DL_LIST_FOR_EACH_ENTRY_HOOK(item, list, type, member, hook)  \
    for (item = LOS_DL_LIST_ENTRY((list)->pstNext, type, member), hook;  \
         &(item)->member != (list);                                      \
         item = LOS_DL_LIST_ENTRY((item)->member.pstNext, type, member), hook)
/*<2A>ú<EFBFBD><C3BA>Ĺ<EFBFBD><C4B9><EFBFBD><EFBFBD>ǰ<EFBFBD>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD>ڵ㣬<DAB5><E3A3AC><EFBFBD><EFBFBD>ÿ<EFBFBD><C3BF><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD>֮ǰִ<C7B0><D6B4>ָ<EFBFBD><D6B8><EFBFBD>Ĺ<EFBFBD><C4B9>Ӻ<EFBFBD><D3BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

item<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľڵ<EFBFBD>
list<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD>
type<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵĽṹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
member<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD>ڽṹ<EFBFBD><EFBFBD><EFBFBD>еij<EFBFBD>Ա<EFBFBD><EFBFBD>
hook<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾҪִ<EFBFBD>еĹ<EFBFBD><EFBFBD>Ӻ<EFBFBD><EFBFBD><EFBFBD>*/
/**
 * @ingroup los_list
 * @brief Delete a specified node from a doubly linked list and reinitialize the node.
 *
 * @par Description:
 * This API is used to delete a specified node (the first parameter list) from the doubly
 * linked list. And reinitialize the deleted node to a doubly linked list.
 *
 * @attention
 * The parameter passed in should be a legal pointer.
 *
 * @param list    [IN] Node to be deleted and reinitialize to a doubly linked list.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_ListInit | LOS_ListDelete
 * @since Huawei LiteOS V100R001C00
 */
LITE_OS_SEC_ALW_INLINE STATIC INLINE VOID LOS_ListDelInit(LOS_DL_LIST *list)
{
    list->pstNext->pstPrev = list->pstPrev;
    list->pstPrev->pstNext = list->pstNext;
    LOS_ListInit(list);
}
/**/
/**
 * @ingroup los_list
 * @brief Traverse a doubly linked list.
 *
 * @par Description:
 * This API is used to traverse a doubly linked list. The API is a loop. The start node of the
 * doubly linked list is the second parameter list. And in each loop, the obtained pointer to
 * the next node of the doubly linked list is outputted in the first parameter item.
 * @attention
 * None.
 *
 * @param item        [IN/OUT] Type #LOS_DL_LIST *  The pointer to the next node in the doubly
 *                                                  linked list.
 * @param list        [IN] Type #LOS_DL_LIST *   The pointer to the node of the doubly linked
 *                                               list to be traversed.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_DL_LIST_FOR_EACH_SAFE | LOS_DL_LIST_FOR_EACH_ENTRY
 * @since Huawei LiteOS V100R001C00
 */
#define LOS_DL_LIST_FOR_EACH(item, list) \
    for (item = (list)->pstNext;         \
         (item) != (list);               \
         item = (item)->pstNext)
/*<2A><><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5>ͨ<EFBFBD><CDA8> for ѭ<><D1AD><EFBFBD><EFBFBD>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>岽<EFBFBD><E5B2BD><EFBFBD><EFBFBD><EFBFBD>£<EFBFBD>

<EFBFBD><EFBFBD>ѭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֣<EFBFBD><EFBFBD><EFBFBD> item <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ڵ㣬<EFBFBD><EFBFBD> (list)->pstNext<EFBFBD><EFBFBD>
<EFBFBD><EFBFBD>ѭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (item) != (list)<EFBFBD><EFBFBD><EFBFBD><EFBFBD> item <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĩβʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
<EFBFBD><EFBFBD>ÿ<EFBFBD><EFBFBD>ѭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD>󣬽<EFBFBD> item <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD>룬<EFBFBD><EFBFBD> (item)->pstNext<EFBFBD><EFBFBD>
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/**
 * @ingroup los_list
 * @brief Traverse a doubly linked list safe against removal of list entry.
 *
 * @par Description:
 * This API is used to traverse a doubly linked list safe against removal of list entry. The
 * API is a loop. The start node of the doubly linked list is the third parameter list. And
 * in each loop, the obtained pointer to the next node of the doubly linked list is outputted
 * in the first parameter item. And the next node of the the node specified by first parameter
 * item is outputted in the second parameter next.
 * @attention
 * None.
 *
 * @param item        [IN/OUT] Type #LOS_DL_LIST *  The pointer to the next node in the doubly
 *                                                  linked list.
 * @param next        [IN/OUT] Type #LOS_DL_LIST *  The pointer to the next node of the the node
 *                                                  specified by first parameter item.
 * @param list        [IN]     Type #LOS_DL_LIST *  The pointer to the node of the doubly linked
 *                                                  list to be traversed.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_DL_LIST_FOR_EACH | LOS_DL_LIST_FOR_EACH_ENTRY_SAFE
 * @since Huawei LiteOS V100R001C00
 */
#define LOS_DL_LIST_FOR_EACH_SAFE(item, next, list)      \
    for (item = (list)->pstNext, next = (item)->pstNext; \
         (item) != (list);                               \
         item = next, next = (item)->pstNext)

/**
 * @ingroup los_list
 * @brief Initialize a double linked list.
 *
 * @par Description:
 * This API is used to initialize the input node (the parameter list) to a double linked
 * list. The difference with LOS_ListInit is that the parameter list is not a pointer while
 * in LOS_ListInit it is a pointer.
 * @attention
 * None.
 *
 * @param list    [IN] Type #LOS_DL_LIST  A node to be initialized to a doubly linked list.
 *
 * @retval None.
 * @par Dependency:
 * <ul><li>los_list.h: the header file that contains the API declaration.</li></ul>
 * @see LOS_ListInit
 * @since Huawei LiteOS V100R001C00
 */
#define LOS_DL_LIST_HEAD(list) LOS_DL_LIST list = { &(list), &(list) }
/*ͨ<><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>꣬<EFBFBD><EAA3AC><EFBFBD>Է<EFBFBD><D4B7><EFBFBD><EFBFBD>ض<EFBFBD><D8B6><EFBFBD><EFBFBD>ͳ<EFBFBD>ʼ<EFBFBD><CABC>һ<EFBFBD><D2BB>˫<EFBFBD><CBAB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD>ڵ㣬Ϊ<E3A3AC><CEAA><EFBFBD><EFBFBD><EFBFBD>ĺ<EFBFBD><C4BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ṩ<EFBFBD>˱<EFBFBD><CBB1><EFBFBD><EFBFBD><EFBFBD>*/
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */

#endif /* _LOS_LIST_H */