Files
soundshot/main/bt_app.h
Brent Perteet 4feb4c0a98 Audio working
2025-07-13 03:02:18 +00:00

71 lines
2.0 KiB
C

/*
* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
#ifndef __BT_APP_CORE_H__
#define __BT_APP_CORE_H__
#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
/* log tag */
#define BT_APP_CORE_TAG "BT_APP_CORE"
/* signal for dispatcher */
#define BT_APP_SIG_WORK_DISPATCH (0x01)
/**
* @brief handler for the dispatched work
*
* @param [in] event message event id
* @param [in] param pointer to the parameter
*/
typedef void (* bt_app_cb_t) (uint16_t event, void *param);
/* message to be sent */
typedef struct {
uint16_t sig; /*!< signal to bt_app_task */
uint16_t event; /*!< message event id */
bt_app_cb_t cb; /*!< context switch callback */
void *param; /*!< parameter area needs to be last */
} bt_app_msg_t;
/**
* @brief parameter deep-copy function to be customized
*
* @param [in] p_dest pointer to the destination
* @param [in] p_src pointer to the source
* @param [in] len data length in byte
*/
typedef void (* bt_app_copy_cb_t) (void *p_dest, void *p_src, int len);
/**
* @brief work dispatcher for the application task
*
* @param [in] p_cback handler for the dispatched work (event handler)
* @param [in] event message event id
* @param [in] p_params pointer to the parameter
* @param [in] param_len length of the parameter
* @param [in] p_copy_cback parameter deep-copy function
*
* @return true if work dispatch successfully, false otherwise
*/
bool bt_app_work_dispatch(bt_app_cb_t p_cback, uint16_t event, void *p_params, int param_len, bt_app_copy_cb_t p_copy_cback);
/**
* @brief start up the application task
*/
void bt_app_task_start_up(void);
/**
* @brief shut down the application task
*/
void bt_app_task_shut_down(void);
void bt_app_init(void);
#endif /* __BT_APP_CORE_H__ */