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esp_nimble_hci.h
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esp_nimble_hci.h
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/*
* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef __ESP_NIMBLE_HCI_H__
#define __ESP_NIMBLE_HCI_H__
#include "nimble/transport.h"
#ifdef __cplusplus
extern "C" {
#endif
#define BLE_HCI_UART_H4_NONE 0x00
#define BLE_HCI_UART_H4_CMD 0x01
#define BLE_HCI_UART_H4_ACL 0x02
#define BLE_HCI_UART_H4_SCO 0x03
#define BLE_HCI_UART_H4_EVT 0x04
/**
* @brief Initialize VHCI transport layer between NimBLE Host and
* ESP Bluetooth controller
*
* This function initializes the transport buffers to be exchanged
* between NimBLE host and ESP controller. It also registers required
* host callbacks with the controller.
*
* @return
* - ESP_OK if the initialization is successful
* - Appropriate error code from esp_err_t in case of an error
*/
esp_err_t esp_nimble_hci_init(void);
/**
* @brief Deinitialize VHCI transport layer between NimBLE Host and
* ESP Bluetooth controller
*
* @note This function should be called after the NimBLE host is deinitialized.
*
* @return
* - ESP_OK if the deinitialization is successful
* - Appropriate error codes from esp_err_t in case of an error
*/
esp_err_t esp_nimble_hci_deinit(void);
#ifdef __cplusplus
}
#endif
#endif /* __ESP_NIMBLE_HCI_H__ */