pinebuds/services/ble_stack/ke/src/ke_queue.h

107 lines
3.8 KiB
C

#ifndef _KE_QUEUE_H_
#define _KE_QUEUE_H_
/**
****************************************************************************************
* @addtogroup QUEUE Queues and Lists
* @ingroup KERNEL
* @brief Queue management module
*
* This module implements the functions used for managing message queues.
* These functions must not be called under IRQ!
* @{
****************************************************************************************
*/
/*
* INCLUDE FILES
****************************************************************************************
*/
#include <stdint.h> // standard integer
#include <stdbool.h> // standard boolean
#include "compiler.h" // compiler definitions
#include "co_list.h" // list definition
/*
* FUNCTION PROTOTYPES
****************************************************************************************
*/
/**
****************************************************************************************
* @brief Pop entry to the queue
*
* @param[in] queue Pointer to the queue.
* @param[in] element Pointer to the element.
****************************************************************************************
*/
__STATIC __INLINE void ke_queue_push(struct co_list *const queue, struct co_list_hdr *const element)
{
co_list_push_back(queue, element);
}
/**
****************************************************************************************
* @brief push entry to the front of queue
*
* @param[in] queue Pointer to the queue.
* @param[in] element Pointer to the element.
****************************************************************************************
*/
__STATIC __INLINE void ke_queue_push_front(struct co_list *const queue, struct co_list_hdr *const element)
{
co_list_push_front(queue, element);
}
/**
****************************************************************************************
* @brief Pop entry from the queue
*
* @param[in] queue Pointer to the queue.
*
* @return Pointer to the element.
****************************************************************************************
*/
__STATIC __INLINE struct co_list_hdr *ke_queue_pop(struct co_list *const queue)
{
return co_list_pop_front(queue);
}
/**
****************************************************************************************
* @brief Extracts an element matching a given algorithm.
*
* @param[in] queue Pointer to the queue.
* @param[in] func Matching function.
* @param[in] arg Match argument.
*
* @return Pointer to the element found and removed (NULL otherwise).
****************************************************************************************
*/
struct co_list_hdr *ke_queue_extract(struct co_list * const queue,
bool (*func)(struct co_list_hdr const * elmt, uint32_t arg),
uint32_t arg);
/**
****************************************************************************************
* @brief Insert an element in a sorted queue.
*
* This primitive use a comparison function from the parameter list to select where the
* element must be inserted.
*
* @param[in] queue Pointer to the queue.
* @param[in] element Pointer to the element to insert.
* @param[in] cmp Comparison function (return true if first element has to be inserted
* before the second one).
*
* @return Pointer to the element found and removed (NULL otherwise).
****************************************************************************************
*/
void ke_queue_insert(struct co_list * const queue, struct co_list_hdr * const element,
bool (*cmp)(struct co_list_hdr const *elementA,
struct co_list_hdr const *elementB));
/// @} QUEUE
#endif // _KE_QUEUE_H_