esp-idf/components/esp_netif/lwip/esp_netif_lwip_ppp.h

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1.9 KiB
C

/*
* SPDX-FileCopyrightText: 2019-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef _ESP_NETIF_LWIP_PPP_H_
#define _ESP_NETIF_LWIP_PPP_H_
/**
* @brief Creates new PPP related structure
*
* @param[in] esp_netif pointer esp-netif instance
* @param[in] stack_config TCP/IP stack configuration structure
*
* @return
* - pointer to ppp-netif object on success
* - NULL otherwise
*/
netif_related_data_t * esp_netif_new_ppp(esp_netif_t *esp_netif, const esp_netif_netstack_config_t *esp_netif_stack_config);
/**
* @brief Creates new PPP related structure
*
* @param[in] esp_netif pointer esp-netif instance
*
* @return
* - ESP_OK on success
*/
esp_err_t esp_netif_start_ppp(esp_netif_t *esp_netif);
/**
* @brief Data path API to input incoming packets to PPP
*
* @param[in] ppp pointer to internal ppp context instance
* @param[in] buffer pointer to the incoming data
* @param[in] len length of the data
* @param[in] eb external buffer ptr not used here (to be inline with input function prototypes)
*
* @return
* - ESP_OK on success
*/
void esp_netif_lwip_ppp_input(void *ppp, void *buffer, size_t len, void *eb);
/**
* @brief Destroys the ppp netif object
*
* @param[in] netif_related pointer to internal ppp context instance
*/
void esp_netif_destroy_ppp(netif_related_data_t *netif_related);
/**
* @brief Stops the PPP interface
*
* @param[in] netif_related pointer to internal ppp context instance
*
* @return
* - ESP_OK on success
*/
esp_err_t esp_netif_stop_ppp(netif_related_data_t *netif_related);
/**
* @brief Sets default netif for routing priority config
*
* @note: This function must be called from lwip thread
*
*/
void esp_netif_ppp_set_default_netif(netif_related_data_t *netif_related);
#endif // _ESP_NETIF_LWIP_PPP_H_