139 lines
3.9 KiB
C
139 lines
3.9 KiB
C
#ifndef _KE_EVENT_H_
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#define _KE_EVENT_H_
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/**
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****************************************************************************************
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* @addtogroup EVT Events and Schedule
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* @ingroup KERNEL
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* @brief Event scheduling module.
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*
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* The KE_EVT module implements event scheduling functions. It can be used to
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* implement deferred actions.
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*
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* @{
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****************************************************************************************
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*/
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/*
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* INCLUDE FILES
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****************************************************************************************
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*/
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#include "rwip_config.h" // stack configuration
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#include <stdint.h> // standard integer definition
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/*
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* CONSTANTS
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****************************************************************************************
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*/
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/// Status of ke_task API functions
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enum KE_EVENT_STATUS
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{
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KE_EVENT_OK = 0,
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KE_EVENT_FAIL,
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KE_EVENT_UNKNOWN,
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KE_EVENT_CAPA_EXCEEDED,
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KE_EVENT_ALREADY_EXISTS,
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};
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/*
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* TYPE DEFINITION
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****************************************************************************************
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*/
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/*
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* FUNCTION PROTOTYPES
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****************************************************************************************
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*/
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/**
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****************************************************************************************
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* @brief Initialize Kernel event module.
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****************************************************************************************
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*/
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void ke_event_init(void);
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/**
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****************************************************************************************
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* @brief Register an event callback.
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*
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* @param[in] event_type Event type.
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* @param[in] p_callback Pointer to callback function.
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*
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* @return Status
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****************************************************************************************
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*/
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uint8_t ke_event_callback_set(uint8_t event_type, void (*p_callback)(void));
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/**
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****************************************************************************************
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* @brief Set an event
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*
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* This primitive sets one event. It will trigger the call to the corresponding event
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* handler in the next scheduling call.
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*
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* @param[in] event_type Event to be set.
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****************************************************************************************
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*/
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void ke_event_set(uint8_t event_type);
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/**
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****************************************************************************************
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* @brief Clear an event
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*
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* @param[in] event_type Event to be cleared.
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****************************************************************************************
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*/
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void ke_event_clear(uint8_t event_type);
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/**
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****************************************************************************************
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* @brief Get the status of an event
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*
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* @param[in] event_type Event to get.
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*
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* @return Event status (0: not set / 1: set)
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****************************************************************************************
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*/
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uint8_t ke_event_get(uint8_t event_type);
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/**
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****************************************************************************************
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* @brief Get all event status
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*
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* @return Events bit field
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****************************************************************************************
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*/
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uint32_t ke_event_get_all(void);
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/**
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****************************************************************************************
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* @brief Flush all pending events.
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****************************************************************************************
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*/
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void ke_event_flush(void);
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/**
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****************************************************************************************
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* @brief Event scheduler entry point.
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*
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* This primitive is the entry point of Kernel event scheduling.
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****************************************************************************************
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*/
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void ke_event_schedule(void);
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/// @} EVT
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#endif //_KE_EVENT_H_
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