esp-idf/components/esp_eth/include/esp_eth_netif_glue.h

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// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include "esp_eth.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Handle of netif glue - an intermediate layer between netif and Ethernet driver
*
*/
typedef struct esp_eth_netif_glue_t* esp_eth_netif_glue_handle_t;
/**
* @brief Create a netif glue for Ethernet driver
* @note netif glue is used to attach io driver to TCP/IP netif
*
* @param eth_hdl Ethernet driver handle
* @return glue object, which inherits esp_netif_driver_base_t
*/
esp_eth_netif_glue_handle_t esp_eth_new_netif_glue(esp_eth_handle_t eth_hdl);
/**
* @brief Delete netif glue of Ethernet driver
*
* @param eth_netif_glue netif glue
* @return -ESP_OK: delete netif glue successfully
*/
esp_err_t esp_eth_del_netif_glue(esp_eth_netif_glue_handle_t eth_netif_glue);
/**
* @brief Register default IP layer handlers for Ethernet
*
* @note: Ethernet handle might not yet properly initialized when setting up these default handlers
* @warning: This function is deprecated and is kept here only for compatibility reasons. Registration
* of default IP layer handlers for Ethernet is now handled automatically. Do not call this
* function if you want to use multiple Ethernet instances at a time.
*
* @param[in] esp_netif esp network interface handle created for Ethernet driver
* @return
* - ESP_ERR_INVALID_ARG: invalid parameter (esp_netif is NULL)
* - ESP_OK: set default IP layer handlers successfully
* - others: other failure occurred during register esp_event handler
*/
esp_err_t esp_eth_set_default_handlers(void *esp_netif) __attribute__ ((deprecated));
/**
* @brief Unregister default IP layer handlers for Ethernet
*
* @warning: This function is deprecated and is kept here only for compatibility reasons. Unregistration
* of default IP layer handlers for Ethernet is now handled automatically if not registered
* by calling esp_eth_set_default_handlers.
*
* @param[in] esp_netif esp network interface handle created for Ethernet driver
* @return
* - ESP_ERR_INVALID_ARG: invalid parameter (esp_netif is NULL)
* - ESP_OK: clear default IP layer handlers successfully
* - others: other failure occurred during unregister esp_event handler
*/
esp_err_t esp_eth_clear_default_handlers(void *esp_netif);
#ifdef __cplusplus
}
#endif