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esp-protocols/components/esp_modem/include/cxx_include/esp_modem_netif.hpp
2022-10-17 18:16:52 +02:00

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1.5 KiB
C++

/*
* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#pragma once
#include <memory>
#include <cstddef>
#include "esp_netif.h"
#include "cxx_include/esp_modem_primitives.hpp"
namespace esp_modem {
class DTE;
class Netif;
struct ppp_netif_driver {
esp_netif_driver_base_t base;
Netif *ppp;
};
/**
* @defgroup ESP_MODEM_NETIF
* @brief Network interface layer of the esp-modem
*/
/** @addtogroup ESP_MODEM_NETIF
* @{
*/
/**
* @brief Network interface class responsible to glue the esp-netif to the modem's DCE
*/
class Netif {
public:
explicit Netif(std::shared_ptr<DTE> e, esp_netif_t *netif);
~Netif();
/**
* @brief Start the network interface
*/
void start();
/**
* @brief Blocks until the network interface closes
*/
void wait_until_ppp_exits();
/**
* @brief Stop the network interface
*/
void stop();
private:
void receive(uint8_t *data, size_t len);
static esp_err_t esp_modem_dte_transmit(void *h, void *buffer, size_t len);
static esp_err_t esp_modem_post_attach(esp_netif_t *esp_netif, void *args);
static void on_ppp_changed(void *arg, esp_event_base_t event_base, int32_t event_id, void *event_data);
std::shared_ptr<DTE> ppp_dte;
esp_netif_t *netif;
struct ppp_netif_driver driver {};
SignalGroup signal;
static const size_t PPP_STARTED = SignalGroup::bit0;
static const size_t PPP_EXIT = SignalGroup::bit1;
};
/**
* @}
*/
} // namespace esp_modem