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feat(modem): Support esp-modem use without PPP

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Closes https://github.com/espressif/esp-protocols/issues/851
This commit is contained in:
David Cermak
2025-08-14 17:29:26 +02:00
parent f8748e026d
commit 858f85706d
3 changed files with 23 additions and 2 deletions
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11
components/esp_modem/src/esp_modem_netif.cpp
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -14,7 +14,6 @@
#include "cxx_include/esp_modem_dte.hpp"
#include "esp_netif_ppp.h"
namespace esp_modem {
void Netif::on_ppp_changed(void *arg, esp_event_base_t event_base,
@@ -39,6 +38,7 @@ esp_err_t Netif::esp_modem_dte_transmit(void *h, void *buffer, size_t len)
return ESP_FAIL;
}
#ifdef CONFIG_ESP_MODEM_USE_PPP_MODE
esp_err_t Netif::esp_modem_post_attach(esp_netif_t *esp_netif, void *args)
{
auto d = (ppp_netif_driver *) args;
@@ -62,6 +62,7 @@ esp_err_t Netif::esp_modem_post_attach(esp_netif_t *esp_netif, void *args)
return ESP_OK;
}
#endif // CONFIG_ESP_MODEM_USE_PPP_MODE
void Netif::receive(uint8_t *data, size_t len)
{
@@ -73,12 +74,16 @@ Netif::Netif(std::shared_ptr<DTE> e, esp_netif_t *ppp_netif) :
{
driver.base.netif = ppp_netif;
driver.ppp = this;
#ifdef CONFIG_ESP_MODEM_USE_PPP_MODE
driver.base.post_attach = esp_modem_post_attach;
ESP_MODEM_THROW_IF_ERROR(esp_event_handler_register(NETIF_PPP_STATUS, ESP_EVENT_ANY_ID, &on_ppp_changed, (void *) this));
#endif
ESP_MODEM_THROW_IF_ERROR(esp_event_handler_register(IP_EVENT, IP_EVENT_PPP_GOT_IP, esp_netif_action_connected, ppp_netif));
ESP_MODEM_THROW_IF_ERROR(
esp_event_handler_register(IP_EVENT, IP_EVENT_PPP_LOST_IP, esp_netif_action_disconnected, ppp_netif));
#ifdef CONFIG_ESP_MODEM_USE_PPP_MODE
ESP_MODEM_THROW_IF_ERROR(esp_netif_attach(ppp_netif, &driver));
#endif
}
void Netif::start()
@@ -120,7 +125,9 @@ Netif::~Netif()
signal.clear(PPP_STARTED);
signal.wait(PPP_EXIT, 30000);
}
#ifdef CONFIG_ESP_MODEM_USE_PPP_MODE
esp_event_handler_unregister(NETIF_PPP_STATUS, ESP_EVENT_ANY_ID, &on_ppp_changed);
#endif
esp_event_handler_unregister(IP_EVENT, IP_EVENT_PPP_GOT_IP, esp_netif_action_connected);
esp_event_handler_unregister(IP_EVENT, IP_EVENT_PPP_LOST_IP, esp_netif_action_disconnected);
}