53 lines
2.5 KiB
C
53 lines
2.5 KiB
C
/**
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******************************************************************************
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* @file callback.h
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* @author Chavis.Chen
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* @version V1.0.0
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* @date 26-Sep-2018
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* @brief This file contains the common definitions, macros and functions to
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* be shared throughout the project.
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******************************************************************************
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*
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* The MIT License
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* Copyright (c) 2014 QUECTEL Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is furnished
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* to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
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* IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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******************************************************************************
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*/
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#ifndef _CALLBACK_H
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#define _CALLBACK_H
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#include "quec_event_def.h"
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typedef int (* callback_t)(void * user_argv, void * argv);
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typedef struct {
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callback_t cb[REGISTER_MAX_NUM_FOR_EACH_EVENT]; /* save the callback functions that have been registered */
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unsigned int count; /* save the number of the callback functions that have been registered */
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void * user_argv[REGISTER_MAX_NUM_FOR_EACH_EVENT]; /* save the user specified arguement */
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} callback_s;
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extern callback_s callback[EVENT_MAX]; /* save the register info of every single callback function */
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extern QuecOSStatus callback_register( quec_event_t event, callback_t cb_fn, void * user_argv ); /* callback register */
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extern QuecOSStatus callback_execute( quec_event_t event, void * argv ); /* callback execute for every single event */
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extern QuecOSStatus callback_unregister( quec_event_t event, callback_t cb_fn ); /* callback unregister */
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#endif
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