shell_bt_nus.h

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/*
 * Copyright (c) 2019 Nordic Semiconductor ASA
 *
 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 */
 
#ifndef SHELL_BT_NUS_H_
#define SHELL_BT_NUS_H_
 
#include <zephyr/shell/shell.h>
#include <zephyr/bluetooth/conn.h>
#include <bluetooth/services/nus.h>
#include <zephyr/sys/ring_buffer.h>

 
#ifdef __cplusplus
extern "C" {
#endif
 
extern const struct shell_transport_api shell_bt_nus_transport_api;

struct shell_bt_nus_ctrl_blk {
        struct bt_conn *conn;
        atomic_t tx_busy;
        shell_transport_handler_t handler;
        void *context;
};

struct shell_bt_nus {
        struct shell_bt_nus_ctrl_blk *ctrl_blk;
        struct ring_buf *tx_ringbuf;
        struct ring_buf *rx_ringbuf;
};

#define SHELL_BT_NUS_DEFINE(_name, _tx_ringbuf_size, _rx_ringbuf_size)  \
        static struct shell_bt_nus_ctrl_blk _name##_ctrl_blk;           \
        RING_BUF_DECLARE(_name##_tx_ringbuf, _tx_ringbuf_size);         \
        RING_BUF_DECLARE(_name##_rx_ringbuf, _rx_ringbuf_size);         \
        static const struct shell_bt_nus _name##_shell_bt_nus = {       \
                .ctrl_blk = &_name##_ctrl_blk,                          \
                .tx_ringbuf = &_name##_tx_ringbuf,                      \
                .rx_ringbuf = &_name##_rx_ringbuf,                      \
        };                                                              \
        struct shell_transport _name = {                                \
                .api = &shell_bt_nus_transport_api,                     \
                .ctx = (struct shell_bt_nus *)&_name##_shell_bt_nus     \
        }

int shell_bt_nus_init(void);

void shell_bt_nus_enable(struct bt_conn *conn);

void shell_bt_nus_disable(void);
 
#ifdef __cplusplus
}
#endif

 
#endif /* SHELL_BT_NUS_H_ */