findmy/FindMy源码/OM6626_FINDMY_SDK_SD/common/om_q.h

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 *      this list of conditions and the following disclaimer in the documentation
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 *      may be used to endorse or promote products derived from this software
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/**
 * @file     om_q.h
 * @brief
 * @date     06. Aug 2020
 * @author   OnMicro SW Team
 *
 * @defgroup OM_QUEUE Queue
 * @ingroup  COMMON
 * @brief    Queue
 * @details  Queue
 *
 * @version
 * Version 1.0
 *  - Initial release
 *
 * @{
 */

#ifndef __OM_Q_H__
#define __OM_Q_H__


/*******************************************************************************
 * INCLUDES
 */
#include "om_list.h"
#include "om_device.h"

#ifdef __cplusplus
extern "C"
{
#endif


/*******************************************************************************
 * MACROS
 */


/*******************************************************************************
 * TYPEDEFS
 */
/// q is list
typedef om_list_t om_q_t;
/// qnode is list_node
typedef om_list_node_t om_q_node_t;


/*******************************************************************************
 * EXTERN VARIABLES
 */


/*******************************************************************************
 * INLINE FUNCTIONS
 */
/**
 *******************************************************************************
 * @brief queue initialize
 *
 * @param[in] queue  queue
 *******************************************************************************
 */
__STATIC_INLINE void om_q_init(om_q_t *queue)
{
    om_list_init((om_list_t *)queue);
}

/**
 *******************************************************************************
 * @brief push a node to queue's front
 *
 * @param[in] new_node    new node
 * @param[in] queue       queue
 *******************************************************************************
 */
__STATIC_INLINE void om_q_push_front(om_q_node_t *new_node, om_q_t *queue)
{
    om_list_push_front((om_list_node_t *)new_node, (om_list_t *)queue);
}

/**
 *******************************************************************************
 * @brief push a node to queue's end
 *
 * @param[in] new_node    new node
 * @param[in] queue       queue
 *******************************************************************************
 */
__STATIC_INLINE void om_q_push(om_q_node_t *new_node, om_q_t *queue)
{
    om_list_push((om_list_node_t *)new_node, (om_list_t *)queue);
}

/**
 *******************************************************************************
 * @brief whether is empty
 *
 * @param[in] queue    queue
 *
 * @return
 *    - true:  queue is empty
 *    - false: queue is not empty
 *******************************************************************************
 */
__STATIC_INLINE bool om_q_is_empty(const om_q_t *queue)
{
    return om_list_is_empty((om_list_t *)queue);
}

/**
 *******************************************************************************
 * @brief peek node from front
 *
 * @param[in] queue    queue
 *
 * @return
 *    - NULL: no item
 *    - NOT NULL: the first item
 *******************************************************************************
 */
__STATIC_INLINE om_q_node_t *om_q_peek(om_q_t *queue)
{
    return (om_q_node_t *)om_list_get_first_node((om_list_t *)queue);
}

/**
 *******************************************************************************
 * @brief peek node from behind
 *
 * @param[in] queue    queue
 *
 * @return
 *    - NULL: no item
 *    - NOT NULL: the last item
 *******************************************************************************
 */
__STATIC_INLINE om_q_node_t *om_q_peek_behind(om_q_t *queue)
{
    return (om_q_node_t *)om_list_get_last_node((om_list_t *)queue);
}

/**
 *******************************************************************************
 * @brief pop item from the front
 *
 * @param[in] queue    queue
 *
 * @return
 *    - NULL: no item
 *    - NOT NULL: the item
 *******************************************************************************
 */
__STATIC_INLINE om_q_node_t *om_q_pop(om_q_t *queue)
{
    return (om_q_node_t *)om_list_pop((om_list_t *)queue);
}

/**
 *******************************************************************************
 * @brief pop item at the end
 *
 * @param[in] queue    queue
 *
 * @return
 *    - NULL: no item
 *    - NOT NULL: the item
 *******************************************************************************
 */
__STATIC_INLINE om_q_node_t *om_q_pop_behind(om_q_t *queue)
{
    return (om_q_node_t *)om_list_pop_behind((om_list_t *)queue);
}

/**
 *******************************************************************************
 * @brief move node from old_queue to new_queue
 *
 * @param[in] node         node
 * @param[in] old_queue    old queue
 * @param[in] new_queue    new queue
 *******************************************************************************
 */
__STATIC_INLINE void om_q_move(om_q_node_t *node, om_q_t *old_queue, om_q_t *new_queue)
{
    om_list_move((om_list_node_t *)node, (om_list_t *)old_queue, (om_list_t *)new_queue);
}


#ifdef __cplusplus
}
#endif

#endif  /* __CODE_TEMPLETE_H */


/** @} */