mirror of
https://github.com/espressif/esp-idf.git
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d542edbb3d
When the DHCP server is stopped before starting the netif, it should remain stopped -- as per compatibility with previous tcpip_adapter behavior
2020 lines
67 KiB
C
2020 lines
67 KiB
C
// Copyright 2019 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <string.h>
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#include <lwip/ip_addr.h>
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#include <lwip/sockets.h>
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#include "esp_check.h"
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#include "esp_netif_lwip_internal.h"
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#include "esp_netif.h"
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#include "esp_netif_private.h"
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#if CONFIG_ESP_NETIF_TCPIP_LWIP
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#include "lwip/tcpip.h"
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#include "lwip/dhcp.h"
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#include "lwip/ip_addr.h"
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#include "lwip/ip6_addr.h"
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#include "lwip/mld6.h"
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#include "lwip/nd6.h"
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#include "lwip/priv/tcpip_priv.h"
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#include "lwip/netif.h"
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#if LWIP_DNS /* don't build if not configured for use in lwipopts.h */
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#include "lwip/dns.h"
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#endif
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#if CONFIG_LWIP_HOOK_TCP_ISN_DEFAULT
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#include "lwip_default_hooks.h"
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#endif
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#include "esp_netif_lwip_ppp.h"
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#include "esp_netif_lwip_slip.h"
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#include "dhcpserver/dhcpserver.h"
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#include "dhcpserver/dhcpserver_options.h"
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#include "esp_event.h"
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#include "esp_log.h"
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//
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// This is the main module implementing lwip interaction with esp-netif
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//
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#define ESP_NETIF_HOSTNAME_MAX_SIZE 32
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/**
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* @brief lwip thread safe tcpip function utility macros
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*/
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#define _RUN_IN_LWIP_TASK(function, netif, param) { return esp_netif_lwip_ipc_call(function, netif, (void *)(param)); }
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/**
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* @brief macros to check netif related data to evaluate interface type
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*/
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#if CONFIG_PPP_SUPPORT || CONFIG_LWIP_SLIP_SUPPORT
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#define _IS_NETIF_ANY_POINT2POINT_TYPE(netif) (netif->related_data && netif->related_data->is_point2point)
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#else
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#define _IS_NETIF_ANY_POINT2POINT_TYPE(netif) false
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#endif
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#define _RUN_IN_LWIP_TASK_IF_SUPPORTED(function, netif, param) \
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{ \
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if (_IS_NETIF_ANY_POINT2POINT_TYPE(netif)) { \
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return ESP_ERR_NOT_SUPPORTED; \
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} \
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return esp_netif_lwip_ipc_call(function, netif, (void *)(param)); \
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}
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/**
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* @brief If netif protocol not enabled in menuconfig, log the error and return appropriate code indicating failure
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*/
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#define LOG_NETIF_DISABLED_AND_DO(proto, action) \
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do { \
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ESP_LOGE(TAG, "%s not supported, please enable it in lwIP component configuration", proto); \
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action; \
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} while(0)
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//
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// Internal types
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//
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typedef enum esp_netif_action {
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ESP_NETIF_UNDEF,
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ESP_NETIF_STARTED,
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ESP_NETIF_STOPPED,
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} esp_netif_action_t;
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//
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// Internal variables for this module
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//
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extern sys_thread_t g_lwip_task;
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static const char *TAG = "esp_netif_lwip";
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static sys_sem_t api_sync_sem = NULL;
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static sys_sem_t api_lock_sem = NULL;
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static bool tcpip_initialized = false;
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static esp_netif_t *s_last_default_esp_netif = NULL;
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/**
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* @brief Api callback from tcpip thread used to call esp-netif
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* function in lwip task context
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*/
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static void esp_netif_api_cb(void *api_msg)
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{
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esp_netif_api_msg_t *msg = (esp_netif_api_msg_t *)api_msg;
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if (!msg || !msg->api_fn) {
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ESP_LOGD(TAG, "null msg/api_fn");
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return;
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}
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msg->ret = msg->api_fn(msg);
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ESP_LOGD(TAG, "call api in lwip: ret=0x%x, give sem", msg->ret);
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sys_sem_signal(&api_sync_sem);
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}
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/**
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* @brief Initiates a tcpip remote call if called from another task
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* or calls the function directly if executed from lwip task
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*/
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static inline esp_err_t esp_netif_lwip_ipc_call(esp_netif_api_fn fn, esp_netif_t *netif, void *data)
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{
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esp_netif_api_msg_t msg = {
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.esp_netif = netif,
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.data = data,
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.api_fn = fn
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};
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if (g_lwip_task != xTaskGetCurrentTaskHandle()) {
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ESP_LOGD(TAG, "check: remote, if=%p fn=%p\n", netif, fn);
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sys_arch_sem_wait(&api_lock_sem, 0);
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tcpip_send_msg_wait_sem((tcpip_callback_fn)esp_netif_api_cb, &msg, &api_sync_sem);
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sys_sem_signal(&api_lock_sem);
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return msg.ret;
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}
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ESP_LOGD(TAG, "check: local, if=%p fn=%p\n", netif, fn);
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return fn(&msg);
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}
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/**
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* @brief Check if supplied esp_netif handle is active, i.e. available within registered interfaces
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* as it might have already been destroyed. Returns the supplied handle if active, nullptr otherwise
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*
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* @param esp_netif handle to check if available in the list of registered interfaces
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* @return esp_netif handle if available, or NULL if it wasn't found
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*/
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static esp_netif_t* esp_netif_is_active(esp_netif_t *arg)
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{
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// looking for the netif in the list of registered interfaces
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// as it might have already been destroyed
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if (esp_netif_is_netif_listed(arg)) {
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return arg;
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}
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return NULL;
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}
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/**
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* @brief This function sets default netif no matter which implementation used
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*
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* @param esp_netif handle to network interface
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*
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* @note: This function must be called from lwip thread
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*/
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static void esp_netif_set_default_netif(esp_netif_t *esp_netif)
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{
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if (_IS_NETIF_POINT2POINT_TYPE(esp_netif, PPP_LWIP_NETIF)) {
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#if CONFIG_PPP_SUPPORT
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esp_netif_ppp_set_default_netif(esp_netif->netif_handle);
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#endif
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} else {
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netif_set_default(esp_netif->netif_handle);
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}
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}
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/**
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* @brief tcpip thread version of esp_netif_update_default_netif
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*
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* @note This function and all functions called from this must be called from lwip task context
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*/
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static esp_err_t esp_netif_update_default_netif_lwip(esp_netif_api_msg_t *msg)
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{
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esp_netif_t *esp_netif = msg->esp_netif;
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esp_netif_action_t action = (esp_netif_action_t)msg->data;
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ESP_LOGD(TAG, "%s %p", __func__, esp_netif);
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switch (action) {
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case ESP_NETIF_STARTED:
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{
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// check if previously default interface hasn't been destroyed in the meantime
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s_last_default_esp_netif = esp_netif_is_active(s_last_default_esp_netif);
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if (s_last_default_esp_netif && esp_netif_is_netif_up(s_last_default_esp_netif)
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&& (s_last_default_esp_netif->route_prio > esp_netif->route_prio)) {
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esp_netif_set_default_netif(s_last_default_esp_netif);
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} else if (esp_netif_is_netif_up(esp_netif)) {
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s_last_default_esp_netif = esp_netif;
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esp_netif_set_default_netif(s_last_default_esp_netif);
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}
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}
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break;
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default:
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case ESP_NETIF_STOPPED:
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{
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s_last_default_esp_netif = NULL;
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esp_netif_list_lock();
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esp_netif_t *netif = esp_netif_next_unsafe(NULL);
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while (netif) {
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if (esp_netif_is_netif_up(netif)) {
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if (s_last_default_esp_netif && esp_netif_is_netif_up(s_last_default_esp_netif)) {
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if (netif->route_prio > s_last_default_esp_netif->route_prio) {
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s_last_default_esp_netif = netif;
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} // else not needed, as the s_last_default_esp_netif is correct
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} else {
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// s_last_default is either not set or down, current netif is up
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s_last_default_esp_netif = netif;
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}
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}
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netif = esp_netif_next_unsafe(netif);
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}
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esp_netif_list_unlock();
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if (s_last_default_esp_netif && esp_netif_is_netif_up(s_last_default_esp_netif)) {
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esp_netif_set_default_netif(s_last_default_esp_netif);
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}
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}
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break;
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}
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return ESP_OK;
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}
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/**
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* @brief This function sets default routing netif based on priorities of all interfaces which are up
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*
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* @param esp_netif current interface which just updated state
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* @param action updating action (on-off)
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*/
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static esp_err_t esp_netif_update_default_netif(esp_netif_t *esp_netif, esp_netif_action_t action)
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{
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return esp_netif_lwip_ipc_call(esp_netif_update_default_netif_lwip, esp_netif, (void*)action);
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}
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void esp_netif_set_ip4_addr(esp_ip4_addr_t *addr, uint8_t a, uint8_t b, uint8_t c, uint8_t d)
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{
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ip4_addr_t *address = (ip4_addr_t*)addr;
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IP4_ADDR(address, a, b, c, d);
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}
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char * esp_ip4addr_ntoa(const esp_ip4_addr_t *addr, char *buf, int buflen)
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{
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return ip4addr_ntoa_r((ip4_addr_t *)addr, buf, buflen);
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}
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uint32_t esp_ip4addr_aton(const char *addr)
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{
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return ipaddr_addr(addr);
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}
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esp_err_t esp_netif_str_to_ip4(const char *src, esp_ip4_addr_t *dst)
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{
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if (src == NULL || dst == NULL) {
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return ESP_ERR_INVALID_ARG;
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}
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int err = inet_pton(AF_INET, src, dst);
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return err == 1 ? ESP_OK : ESP_FAIL;
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}
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esp_err_t esp_netif_str_to_ip6(const char *src, esp_ip6_addr_t *dst)
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{
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if (src == NULL || dst == NULL) {
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return ESP_ERR_INVALID_ARG;
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}
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int err = inet_pton(AF_INET6, src, dst);
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return err == 1 ? ESP_OK : ESP_FAIL;
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}
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esp_netif_iodriver_handle esp_netif_get_io_driver(esp_netif_t *esp_netif)
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{
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return esp_netif->driver_handle;
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}
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esp_netif_t* esp_netif_get_handle_from_netif_impl(void *dev)
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{
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// ppp_pcb ptr would never get to app code, so this function only works with vanilla lwip impl
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struct netif *lwip_netif = dev;
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return lwip_netif->state;
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}
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void* esp_netif_get_netif_impl(esp_netif_t *esp_netif)
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{
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// get impl ptr only for vanilla lwip impl (ppp_pcb not supported)
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if (esp_netif && !_IS_NETIF_POINT2POINT_TYPE(esp_netif, PPP_LWIP_NETIF)) {
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return esp_netif->lwip_netif;
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}
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return NULL;
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}
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esp_err_t esp_netif_init(void)
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{
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if (tcpip_initialized == false) {
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tcpip_initialized = true;
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#if CONFIG_LWIP_HOOK_TCP_ISN_DEFAULT
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uint8_t rand_buf[16];
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/*
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* This is early startup code where WiFi/BT is yet to be enabled and hence
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* relevant entropy source is not available. However, bootloader enables
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* SAR ADC based entropy source at its initialization, and our requirement
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* of random bytes is pretty small (16), so we can assume that following
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* API will provide sufficiently random data.
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*/
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esp_fill_random(rand_buf, sizeof(rand_buf));
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lwip_init_tcp_isn(esp_log_timestamp(), rand_buf);
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#endif
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tcpip_init(NULL, NULL);
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ESP_LOGD(TAG, "LwIP stack has been initialized");
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}
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if (!api_sync_sem) {
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if (ERR_OK != sys_sem_new(&api_sync_sem, 0)) {
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ESP_LOGE(TAG, "esp netif api sync sem init fail");
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return ESP_FAIL;
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}
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}
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if (!api_lock_sem) {
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if (ERR_OK != sys_sem_new(&api_lock_sem, 1)) {
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ESP_LOGE(TAG, "esp netif api lock sem init fail");
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return ESP_FAIL;
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}
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}
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ESP_LOGD(TAG, "esp-netif has been successfully initialized");
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return ESP_OK;
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}
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esp_err_t esp_netif_deinit(void)
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{
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if (tcpip_initialized == true) {
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/* deinit of LwIP not supported:
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* do not deinit semaphores and states,
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* so init could be called multiple times
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*
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tcpip_initialized = false;
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sys_sem_free(&api_sync_sem);
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sys_sem_free(&api_lock_sem);
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*/
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return ESP_ERR_NOT_SUPPORTED;
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}
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return ESP_ERR_INVALID_STATE;
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}
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static esp_err_t esp_netif_init_configuration(esp_netif_t *esp_netif, const esp_netif_config_t *cfg)
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{
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// Basic esp_netif and lwip is a mandatory configuration and cannot be updated after esp_netif_new()
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if (cfg == NULL || cfg->base == NULL || cfg->stack == NULL) {
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return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
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}
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// Configure general esp-netif properties
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memcpy(esp_netif->mac, cfg->base->mac, NETIF_MAX_HWADDR_LEN);
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if (cfg->base->ip_info == NULL) {
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ip4_addr_set_zero(&esp_netif->ip_info->ip);
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ip4_addr_set_zero(&esp_netif->ip_info->gw);
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ip4_addr_set_zero(&esp_netif->ip_info->netmask);
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} else {
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memcpy(esp_netif->ip_info, cfg->base->ip_info, sizeof(esp_netif_ip_info_t));
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}
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memcpy(esp_netif->ip_info_old, esp_netif->ip_info, sizeof(esp_netif_ip_info_t));
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// Setup main config parameters
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esp_netif->lost_ip_event = cfg->base->lost_ip_event;
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esp_netif->get_ip_event = cfg->base->get_ip_event;
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esp_netif->flags = cfg->base->flags;
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if (cfg->base->if_key) {
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esp_netif->if_key = strdup(cfg->base->if_key);
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}
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if (cfg->base->if_desc) {
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esp_netif->if_desc = strdup(cfg->base->if_desc);
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}
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if (cfg->base->route_prio) {
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esp_netif->route_prio = cfg->base->route_prio;
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}
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// Install network stack functions -- connects netif and L3 stack
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const esp_netif_netstack_config_t *esp_netif_stack_config = cfg->stack;
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if (cfg->base->flags & ESP_NETIF_FLAG_IS_PPP) {
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#if CONFIG_PPP_SUPPORT
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esp_netif->related_data = esp_netif_new_ppp(esp_netif, esp_netif_stack_config);
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if (esp_netif->related_data == NULL) {
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return ESP_ERR_ESP_NETIF_INIT_FAILED;
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}
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esp_netif->lwip_input_fn = esp_netif_stack_config->lwip_ppp.input_fn;
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// Make the netif handle (used for tcpip input function) the ppp_netif
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esp_netif->netif_handle = esp_netif->related_data;
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#else
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LOG_NETIF_DISABLED_AND_DO("PPP", return ESP_ERR_NOT_SUPPORTED);
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#endif
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} else if (cfg->base->flags & ESP_NETIF_FLAG_IS_SLIP) {
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#if CONFIG_LWIP_SLIP_SUPPORT
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esp_netif->related_data = esp_netif_new_slip(esp_netif, esp_netif_stack_config);
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if (esp_netif->related_data == NULL) {
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return ESP_ERR_ESP_NETIF_INIT_FAILED;
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}
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if (esp_netif_stack_config->lwip.init_fn) {
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esp_netif->lwip_init_fn = esp_netif_stack_config->lwip.init_fn;
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}
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if (esp_netif_stack_config->lwip.input_fn) {
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esp_netif->lwip_input_fn = esp_netif_stack_config->lwip.input_fn;
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}
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// Make the netif handle (used for tcpip input function) the esp_netif itself
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esp_netif->netif_handle = esp_netif;
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#else
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LOG_NETIF_DISABLED_AND_DO("SLIP", return ESP_ERR_NOT_SUPPORTED);
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#endif
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} else {
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if (esp_netif_stack_config-> lwip.init_fn) {
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esp_netif->lwip_init_fn = esp_netif_stack_config->lwip.init_fn;
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}
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if (esp_netif_stack_config->lwip.input_fn) {
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esp_netif->lwip_input_fn = esp_netif_stack_config->lwip.input_fn;
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}
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// Make the netif handle (used for tcpip input function) the lwip_netif itself
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esp_netif->netif_handle = esp_netif->lwip_netif;
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}
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// Install IO functions only if provided -- connects driver and netif
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// this configuration could be updated after esp_netif_new(), typically in post_attach callback
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if (cfg->driver) {
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const esp_netif_driver_ifconfig_t *esp_netif_driver_config = cfg->driver;
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if (esp_netif_driver_config->handle) {
|
|
esp_netif->driver_handle = esp_netif_driver_config->handle;
|
|
}
|
|
if (esp_netif_driver_config->transmit) {
|
|
esp_netif->driver_transmit = esp_netif_driver_config->transmit;
|
|
}
|
|
if (esp_netif_driver_config->transmit_wrap) {
|
|
esp_netif->driver_transmit_wrap = esp_netif_driver_config->transmit_wrap;
|
|
}
|
|
if (esp_netif_driver_config->driver_free_rx_buffer) {
|
|
esp_netif->driver_free_rx_buffer = esp_netif_driver_config->driver_free_rx_buffer;
|
|
}
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_netif_t *esp_netif_new(const esp_netif_config_t *esp_netif_config)
|
|
{
|
|
// mandatory configuration must be provided when creating esp_netif object
|
|
if (esp_netif_config == NULL ||
|
|
esp_netif_config->base->if_key == NULL ||
|
|
NULL != esp_netif_get_handle_from_ifkey(esp_netif_config->base->if_key)) {
|
|
ESP_LOGE(TAG, "%s: Failed to configure netif with config=%p (config or if_key is NULL or duplicate key)",
|
|
__func__, esp_netif_config);
|
|
return NULL;
|
|
}
|
|
|
|
// Create parent esp-netif object
|
|
esp_netif_t *esp_netif = calloc(1, sizeof(struct esp_netif_obj));
|
|
if (!esp_netif) {
|
|
ESP_LOGE(TAG, "Failed to allocate %d bytes (fee heap size %d)", sizeof(struct esp_netif_obj),
|
|
esp_get_free_heap_size());
|
|
return NULL;
|
|
}
|
|
|
|
// Create ip info
|
|
esp_netif_ip_info_t *ip_info = calloc(1, sizeof(esp_netif_ip_info_t));
|
|
if (!ip_info) {
|
|
ESP_LOGE(TAG, "Failed to allocate %d bytes (fee heap size %d)", sizeof(esp_netif_ip_info_t),
|
|
esp_get_free_heap_size());
|
|
free(esp_netif);
|
|
return NULL;
|
|
}
|
|
esp_netif->ip_info = ip_info;
|
|
|
|
// creating another ip info (to store old ip)
|
|
ip_info = calloc(1, sizeof(esp_netif_ip_info_t));
|
|
if (!ip_info) {
|
|
ESP_LOGE(TAG, "Failed to allocate %d bytes (fee heap size %d)", sizeof(esp_netif_ip_info_t),
|
|
esp_get_free_heap_size());
|
|
free(esp_netif->ip_info);
|
|
free(esp_netif);
|
|
return NULL;
|
|
}
|
|
esp_netif->ip_info_old = ip_info;
|
|
|
|
// Create underlying lwip netif
|
|
struct netif * lwip_netif = calloc(1, sizeof(struct netif));
|
|
if (!lwip_netif) {
|
|
ESP_LOGE(TAG, "Failed to allocate %d bytes (fee heap size %d)", sizeof(struct netif),
|
|
esp_get_free_heap_size());
|
|
free(esp_netif->ip_info_old);
|
|
free(esp_netif->ip_info);
|
|
free(esp_netif);
|
|
return NULL;
|
|
}
|
|
|
|
lwip_netif->state = esp_netif;
|
|
esp_netif->lwip_netif = lwip_netif;
|
|
|
|
esp_netif_add_to_list(esp_netif);
|
|
|
|
// Configure the created object with provided configuration
|
|
esp_err_t ret = esp_netif_init_configuration(esp_netif, esp_netif_config);
|
|
if (ret != ESP_OK) {
|
|
ESP_LOGE(TAG, "Initial configuration of esp_netif failed with %d", ret);
|
|
esp_netif_destroy(esp_netif);
|
|
return NULL;
|
|
}
|
|
|
|
return esp_netif;
|
|
}
|
|
|
|
static void esp_netif_lwip_remove(esp_netif_t *esp_netif)
|
|
{
|
|
if (esp_netif->lwip_netif) {
|
|
if (netif_is_up(esp_netif->lwip_netif)) {
|
|
netif_set_down(esp_netif->lwip_netif);
|
|
}
|
|
netif_remove(esp_netif->lwip_netif);
|
|
}
|
|
}
|
|
|
|
static esp_err_t esp_netif_lwip_add(esp_netif_t *esp_netif)
|
|
{
|
|
if (esp_netif->lwip_netif == NULL) {
|
|
esp_netif->lwip_netif = calloc(1, sizeof(struct netif));
|
|
if (esp_netif->lwip_netif == NULL) {
|
|
return ESP_ERR_NO_MEM;
|
|
}
|
|
}
|
|
if (esp_netif->flags & ESP_NETIF_FLAG_IS_PPP) {
|
|
#if CONFIG_PPP_SUPPORT
|
|
err_t err = esp_netif->lwip_init_fn(NULL);
|
|
if (err != ERR_OK) {
|
|
ESP_LOGE(TAG, "Init netif failed with %d", err);
|
|
return ESP_ERR_ESP_NETIF_INIT_FAILED;
|
|
}
|
|
#else
|
|
LOG_NETIF_DISABLED_AND_DO("PPP", return ESP_ERR_NOT_SUPPORTED);
|
|
#endif
|
|
}
|
|
|
|
if (NULL == netif_add(esp_netif->lwip_netif, (struct ip4_addr*)&esp_netif->ip_info->ip,
|
|
(struct ip4_addr*)&esp_netif->ip_info->netmask, (struct ip4_addr*)&esp_netif->ip_info->gw,
|
|
esp_netif, esp_netif->lwip_init_fn, tcpip_input)) {
|
|
esp_netif_lwip_remove(esp_netif);
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
static void esp_netif_destroy_related(esp_netif_t *esp_netif)
|
|
{
|
|
if (_IS_NETIF_POINT2POINT_TYPE(esp_netif, PPP_LWIP_NETIF)) {
|
|
#if CONFIG_PPP_SUPPORT
|
|
esp_netif_destroy_ppp(esp_netif->related_data);
|
|
#endif
|
|
} else if (_IS_NETIF_POINT2POINT_TYPE(esp_netif, SLIP_LWIP_NETIF)) {
|
|
#if CONFIG_LWIP_SLIP_SUPPORT
|
|
esp_netif_destroy_slip(esp_netif->related_data);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void esp_netif_destroy(esp_netif_t *esp_netif)
|
|
{
|
|
if (esp_netif) {
|
|
esp_netif_remove_from_list(esp_netif);
|
|
free(esp_netif->ip_info);
|
|
free(esp_netif->ip_info_old);
|
|
free(esp_netif->if_key);
|
|
free(esp_netif->if_desc);
|
|
esp_netif_lwip_remove(esp_netif);
|
|
esp_netif_destroy_related(esp_netif);
|
|
free(esp_netif->lwip_netif);
|
|
free(esp_netif->hostname);
|
|
if (s_last_default_esp_netif == esp_netif) {
|
|
// clear last default netif if it happens to be this just destroyed interface
|
|
s_last_default_esp_netif = NULL;
|
|
}
|
|
free(esp_netif);
|
|
}
|
|
}
|
|
|
|
esp_err_t esp_netif_attach(esp_netif_t *esp_netif, esp_netif_iodriver_handle driver_handle)
|
|
{
|
|
esp_netif_driver_base_t *base_driver = driver_handle;
|
|
|
|
esp_netif->driver_handle = driver_handle;
|
|
if (base_driver->post_attach) {
|
|
esp_err_t ret = base_driver->post_attach(esp_netif, driver_handle);
|
|
if (ret != ESP_OK) {
|
|
ESP_LOGE(TAG, "Post-attach callback of driver(%p) failed with %d", driver_handle, ret);
|
|
return ESP_ERR_ESP_NETIF_DRIVER_ATTACH_FAILED;
|
|
}
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_set_driver_config(esp_netif_t *esp_netif,
|
|
const esp_netif_driver_ifconfig_t *driver_config)
|
|
{
|
|
if (esp_netif == NULL || driver_config == NULL) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
esp_netif->driver_handle = driver_config->handle;
|
|
esp_netif->driver_transmit = driver_config->transmit;
|
|
esp_netif->driver_transmit_wrap = driver_config->transmit_wrap;
|
|
esp_netif->driver_free_rx_buffer = driver_config->driver_free_rx_buffer;
|
|
return ESP_OK;
|
|
}
|
|
|
|
static esp_err_t esp_netif_reset_ip_info(esp_netif_t *esp_netif)
|
|
{
|
|
ip4_addr_set_zero(&(esp_netif->ip_info->ip));
|
|
ip4_addr_set_zero(&(esp_netif->ip_info->gw));
|
|
ip4_addr_set_zero(&(esp_netif->ip_info->netmask));
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_set_mac(esp_netif_t *esp_netif, uint8_t mac[])
|
|
{
|
|
if (esp_netif == NULL || esp_netif->lwip_netif == NULL) {
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
if (_IS_NETIF_ANY_POINT2POINT_TYPE(esp_netif)) {
|
|
return ESP_ERR_NOT_SUPPORTED;
|
|
}
|
|
memcpy(esp_netif->mac, mac, NETIF_MAX_HWADDR_LEN);
|
|
memcpy(esp_netif->lwip_netif->hwaddr, mac, NETIF_MAX_HWADDR_LEN);
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_get_mac(esp_netif_t *esp_netif, uint8_t mac[])
|
|
{
|
|
if (esp_netif == NULL || esp_netif->lwip_netif == NULL) {
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
if (_IS_NETIF_ANY_POINT2POINT_TYPE(esp_netif)) {
|
|
return ESP_ERR_NOT_SUPPORTED;
|
|
}
|
|
if (esp_netif_is_netif_up(esp_netif)) {
|
|
memcpy(mac, esp_netif->lwip_netif->hwaddr, NETIF_MAX_HWADDR_LEN);
|
|
return ESP_OK;
|
|
}
|
|
memcpy(mac, esp_netif->mac, NETIF_MAX_HWADDR_LEN);
|
|
return ESP_OK;
|
|
}
|
|
|
|
#if ESP_DHCPS
|
|
static void esp_netif_dhcps_cb(u8_t client_ip[4])
|
|
{
|
|
ESP_LOGI(TAG, "DHCP server assigned IP to a station, IP is: %d.%d.%d.%d",
|
|
client_ip[0], client_ip[1], client_ip[2], client_ip[3]);
|
|
ip_event_ap_staipassigned_t evt;
|
|
|
|
memset(&evt, 0, sizeof(ip_event_ap_staipassigned_t));
|
|
memcpy((char *)&evt.ip.addr, (char *)client_ip, sizeof(evt.ip.addr));
|
|
int ret = esp_event_send_internal(IP_EVENT, IP_EVENT_AP_STAIPASSIGNED, &evt, sizeof(evt), 0);
|
|
if (ESP_OK != ret) {
|
|
ESP_LOGE(TAG, "dhcps cb: failed to post IP_EVENT_AP_STAIPASSIGNED (%x)", ret);
|
|
}
|
|
}
|
|
#endif
|
|
|
|
static esp_err_t esp_netif_config_sanity_check(const esp_netif_t * esp_netif)
|
|
{
|
|
if (esp_netif == NULL) {
|
|
ESP_LOGE(TAG, "Cannot start esp_netif: esp_netif must not be null");
|
|
return ESP_ERR_INVALID_STATE;
|
|
}
|
|
|
|
if (esp_netif->driver_transmit == NULL ||
|
|
esp_netif->driver_handle == NULL ||
|
|
esp_netif->lwip_input_fn == NULL ||
|
|
esp_netif->lwip_init_fn == NULL) {
|
|
ESP_LOGE(TAG, "Cannot start esp_netif: Missing mandatory configuration:\n"
|
|
"esp_netif->driver_transmit: %p, esp_netif->driver_handle:%p, "
|
|
"esp_netif->lwip_input_fn: %p, esp_netif->lwip_init_fn:%p",
|
|
esp_netif->driver_transmit, esp_netif->driver_handle,
|
|
esp_netif->lwip_input_fn, esp_netif->lwip_init_fn);
|
|
|
|
return ESP_ERR_INVALID_STATE;
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
static esp_err_t esp_netif_start_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t * esp_netif = msg->esp_netif;
|
|
|
|
ESP_LOGD(TAG, "%s %p", __func__, esp_netif);
|
|
|
|
ESP_ERROR_CHECK(esp_netif_config_sanity_check(esp_netif));
|
|
|
|
ESP_ERROR_CHECK(esp_netif_lwip_add(esp_netif));
|
|
|
|
if (esp_netif->flags&ESP_NETIF_FLAG_GARP) {
|
|
#if ESP_GRATUITOUS_ARP
|
|
netif_set_garp_flag(esp_netif->lwip_netif);
|
|
#else
|
|
ESP_LOGW(TAG,"CONFIG_LWIP_ESP_GRATUITOUS_ARP not enabled, but esp-netif configured with ESP_NETIF_FLAG_GARP");
|
|
#endif
|
|
}
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
if (_IS_NETIF_POINT2POINT_TYPE(esp_netif, SLIP_LWIP_NETIF)) {
|
|
#if CONFIG_LWIP_SLIP_SUPPORT
|
|
esp_netif_start_slip(esp_netif);
|
|
#endif
|
|
}
|
|
if (esp_netif->flags&ESP_NETIF_FLAG_AUTOUP) {
|
|
ESP_LOGD(TAG, "%s Setting the lwip netif%p UP", __func__, p_netif);
|
|
netif_set_up(p_netif);
|
|
}
|
|
if (esp_netif->flags & ESP_NETIF_DHCP_SERVER) {
|
|
#if ESP_DHCPS
|
|
if (esp_netif->dhcps_status == ESP_NETIF_DHCP_INIT) {
|
|
if (p_netif != NULL && netif_is_up(p_netif)) {
|
|
esp_netif_ip_info_t *default_ip = esp_netif->ip_info;
|
|
ip4_addr_t lwip_ip;
|
|
ip4_addr_t lwip_netmask;
|
|
memcpy(&lwip_ip, &default_ip->ip, sizeof(struct ip4_addr));
|
|
memcpy(&lwip_netmask, &default_ip->netmask, sizeof(struct ip4_addr));
|
|
dhcps_set_new_lease_cb(esp_netif_dhcps_cb);
|
|
dhcps_set_option_info(SUBNET_MASK, (void*)&lwip_netmask, sizeof(lwip_netmask));
|
|
dhcps_start(p_netif, lwip_ip);
|
|
esp_netif->dhcps_status = ESP_NETIF_DHCP_STARTED;
|
|
ESP_LOGD(TAG, "DHCP server started successfully");
|
|
esp_netif_update_default_netif(esp_netif, ESP_NETIF_STARTED);
|
|
return ESP_OK;
|
|
} else {
|
|
ESP_LOGD(TAG, "DHCP server re init");
|
|
esp_netif->dhcps_status = ESP_NETIF_DHCP_INIT;
|
|
return ESP_OK;
|
|
}
|
|
} else if (esp_netif->dhcps_status == ESP_NETIF_DHCP_STARTED) {
|
|
ESP_LOGD(TAG, "DHCP server already started");
|
|
return ESP_ERR_ESP_NETIF_DHCP_ALREADY_STARTED;
|
|
}
|
|
return ESP_OK;
|
|
#else
|
|
LOG_NETIF_DISABLED_AND_DO("DHCP Server", return ESP_ERR_NOT_SUPPORTED);
|
|
#endif
|
|
} else if (esp_netif->flags & ESP_NETIF_DHCP_CLIENT) {
|
|
if (esp_netif->dhcpc_status != ESP_NETIF_DHCP_STARTED) {
|
|
if (p_netif != NULL) {
|
|
struct dhcp *dhcp_data = NULL;
|
|
dhcp_data = netif_dhcp_data(p_netif);
|
|
if (dhcp_data == NULL) {
|
|
dhcp_data = (struct dhcp *)malloc(sizeof(struct dhcp));
|
|
if (dhcp_data == NULL) {
|
|
return ESP_ERR_NO_MEM;
|
|
}
|
|
dhcp_set_struct(p_netif, dhcp_data);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
esp_netif_update_default_netif(esp_netif, ESP_NETIF_STARTED);
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_start(esp_netif_t *esp_netif)
|
|
{
|
|
if (_IS_NETIF_POINT2POINT_TYPE(esp_netif, PPP_LWIP_NETIF)) {
|
|
#if CONFIG_PPP_SUPPORT
|
|
// No need to start PPP interface in lwip thread
|
|
esp_err_t ret = esp_netif_start_ppp(esp_netif->related_data);
|
|
if (ret == ESP_OK) {
|
|
esp_netif_update_default_netif(esp_netif, ESP_NETIF_STARTED);
|
|
}
|
|
return ret;
|
|
#endif
|
|
}
|
|
return esp_netif_lwip_ipc_call(esp_netif_start_api, esp_netif, NULL);
|
|
}
|
|
|
|
static esp_err_t esp_netif_stop_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
|
|
struct netif *lwip_netif = esp_netif->lwip_netif;
|
|
if (lwip_netif == NULL) {
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
|
|
if (!netif_is_up(lwip_netif)) {
|
|
esp_netif_lwip_remove(esp_netif);
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
|
|
if (esp_netif->flags & ESP_NETIF_DHCP_SERVER) {
|
|
#if ESP_DHCPS
|
|
dhcps_stop(lwip_netif); // TODO(IDF-1099): dhcps checks status by its self
|
|
if (ESP_NETIF_DHCP_STOPPED != esp_netif->dhcps_status) {
|
|
esp_netif->dhcps_status = ESP_NETIF_DHCP_INIT;
|
|
}
|
|
#else
|
|
LOG_NETIF_DISABLED_AND_DO("DHCP Server", return ESP_ERR_NOT_SUPPORTED);
|
|
#endif
|
|
} else if (esp_netif->flags & ESP_NETIF_DHCP_CLIENT) {
|
|
dhcp_release(lwip_netif);
|
|
dhcp_stop(lwip_netif);
|
|
dhcp_cleanup(lwip_netif);
|
|
|
|
esp_netif->dhcpc_status = ESP_NETIF_DHCP_INIT;
|
|
|
|
esp_netif_reset_ip_info(esp_netif);
|
|
}
|
|
|
|
netif_set_down(lwip_netif);
|
|
esp_netif_lwip_remove(esp_netif);
|
|
esp_netif_update_default_netif(esp_netif, ESP_NETIF_STOPPED);;
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_stop(esp_netif_t *esp_netif)
|
|
{
|
|
if (_IS_NETIF_POINT2POINT_TYPE(esp_netif, PPP_LWIP_NETIF)) {
|
|
#if CONFIG_PPP_SUPPORT
|
|
// No need to stop PPP interface in lwip thread
|
|
esp_err_t ret = esp_netif_stop_ppp(esp_netif->related_data);
|
|
if (ret == ESP_OK) {
|
|
esp_netif_update_default_netif(esp_netif, ESP_NETIF_STOPPED);;
|
|
}
|
|
return ret;
|
|
#endif
|
|
} else if (_IS_NETIF_POINT2POINT_TYPE(esp_netif, SLIP_LWIP_NETIF)) {
|
|
#if CONFIG_LWIP_SLIP_SUPPORT
|
|
// No need to stop SLIP interface in lwip thread
|
|
esp_err_t ret = esp_netif_stop_slip(esp_netif);
|
|
if (ret == ESP_OK) {
|
|
esp_netif_update_default_netif(esp_netif, ESP_NETIF_STOPPED);;
|
|
}
|
|
return ret;
|
|
#endif
|
|
}
|
|
return esp_netif_lwip_ipc_call(esp_netif_stop_api, esp_netif, NULL);
|
|
}
|
|
|
|
void esp_netif_netstack_buf_ref(void *pbuf)
|
|
{
|
|
pbuf_ref(pbuf);
|
|
}
|
|
|
|
void esp_netif_netstack_buf_free(void *pbuf)
|
|
{
|
|
pbuf_free(pbuf);
|
|
}
|
|
|
|
//
|
|
// IO translate functions
|
|
//
|
|
void esp_netif_free_rx_buffer(void *h, void* buffer)
|
|
{
|
|
esp_netif_t *esp_netif = h;
|
|
esp_netif->driver_free_rx_buffer(esp_netif->driver_handle, buffer);
|
|
}
|
|
|
|
esp_err_t esp_netif_transmit(esp_netif_t *esp_netif, void* data, size_t len)
|
|
{
|
|
return (esp_netif->driver_transmit)(esp_netif->driver_handle, data, len);
|
|
}
|
|
|
|
esp_err_t esp_netif_transmit_wrap(esp_netif_t *esp_netif, void *data, size_t len, void *pbuf)
|
|
{
|
|
return (esp_netif->driver_transmit_wrap)(esp_netif->driver_handle, data, len, pbuf);
|
|
}
|
|
|
|
esp_err_t esp_netif_receive(esp_netif_t *esp_netif, void *buffer, size_t len, void *eb)
|
|
{
|
|
esp_netif->lwip_input_fn(esp_netif->netif_handle, buffer, len, eb);
|
|
return ESP_OK;
|
|
}
|
|
|
|
//
|
|
// DHCP:
|
|
//
|
|
static esp_err_t esp_netif_start_ip_lost_timer(esp_netif_t *esp_netif);
|
|
|
|
static void esp_netif_dhcpc_cb(struct netif *netif)
|
|
{
|
|
if (!netif) {
|
|
ESP_LOGD(TAG, "null netif=%p", netif);
|
|
return;
|
|
}
|
|
ESP_LOGD(TAG, "%s lwip-netif:%p", __func__, netif);
|
|
|
|
esp_netif_t *esp_netif = esp_netif_get_handle_from_netif_impl(netif);
|
|
|
|
esp_netif_ip_info_t *ip_info = esp_netif->ip_info;
|
|
esp_netif_ip_info_t *ip_info_old = esp_netif->ip_info_old;
|
|
|
|
|
|
if ( !ip4_addr_cmp(ip_2_ip4(&netif->ip_addr), IP4_ADDR_ANY4) ) {
|
|
|
|
//check whether IP is changed
|
|
if ( !ip4_addr_cmp(ip_2_ip4(&netif->ip_addr), (&ip_info->ip)) ||
|
|
!ip4_addr_cmp(ip_2_ip4(&netif->netmask), (&ip_info->netmask)) ||
|
|
!ip4_addr_cmp(ip_2_ip4(&netif->gw), (&ip_info->gw)) ) {
|
|
ip_event_got_ip_t evt = {
|
|
.esp_netif = esp_netif,
|
|
.if_index = -1, // invalid index, handle used
|
|
.ip_changed = false,
|
|
};
|
|
ip_event_t evt_id = esp_netif_get_event_id(esp_netif, ESP_NETIF_IP_EVENT_GOT_IP);
|
|
int ret;
|
|
|
|
ip4_addr_set(&ip_info->ip, ip_2_ip4(&netif->ip_addr));
|
|
ip4_addr_set(&ip_info->netmask, ip_2_ip4(&netif->netmask));
|
|
ip4_addr_set(&ip_info->gw, ip_2_ip4(&netif->gw));
|
|
|
|
//notify event
|
|
if (memcmp(ip_info, ip_info_old, sizeof(esp_netif_ip_info_t))) {
|
|
evt.ip_changed = true;
|
|
}
|
|
|
|
memcpy(&evt.ip_info, ip_info, sizeof(esp_netif_ip_info_t));
|
|
memcpy(ip_info_old, ip_info, sizeof(esp_netif_ip_info_t));
|
|
ESP_LOGD(TAG, "if%p ip changed=%d", esp_netif, evt.ip_changed);
|
|
ret = esp_event_send_internal(IP_EVENT, evt_id, &evt, sizeof(evt), 0);
|
|
if (ESP_OK != ret) {
|
|
ESP_LOGE(TAG, "dhcpc cb: failed to post got ip event (%x)", ret);
|
|
}
|
|
} else {
|
|
ESP_LOGD(TAG, "if%p ip unchanged", esp_netif);
|
|
}
|
|
} else {
|
|
if (!ip4_addr_cmp(&ip_info->ip, IP4_ADDR_ANY4)) {
|
|
esp_netif_start_ip_lost_timer(esp_netif);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void esp_netif_ip_lost_timer(void *arg)
|
|
{
|
|
esp_netif_t *esp_netif = esp_netif_is_active(arg);
|
|
|
|
if (esp_netif == NULL) {
|
|
ESP_LOGD(TAG, "%s esp_netif=%p not active any more", __func__, arg);
|
|
return;
|
|
}
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
esp_netif->timer_running = false;
|
|
|
|
struct netif *netif = esp_netif->lwip_netif;
|
|
|
|
if ( (!netif) || (netif && ip4_addr_cmp(ip_2_ip4(&netif->ip_addr), IP4_ADDR_ANY4))) {
|
|
ip_event_got_ip_t evt = {
|
|
.esp_netif = esp_netif,
|
|
.if_index = -1,
|
|
};
|
|
int ret;
|
|
|
|
ESP_LOGD(TAG, "if%p ip lost tmr: raise ip lost event", esp_netif);
|
|
memset(esp_netif->ip_info_old, 0, sizeof(esp_netif_ip_info_t));
|
|
if (esp_netif->lost_ip_event) {
|
|
ret = esp_event_send_internal(IP_EVENT, esp_netif->lost_ip_event,
|
|
&evt, sizeof(evt), 0);
|
|
if (ESP_OK != ret) {
|
|
ESP_LOGE(TAG, "ip lost timer: failed to post lost ip event (%x)", ret);
|
|
}
|
|
}
|
|
} else {
|
|
ESP_LOGD(TAG, "if%p ip lost tmr: no need raise ip lost event", esp_netif);
|
|
}
|
|
}
|
|
|
|
|
|
static esp_err_t esp_netif_start_ip_lost_timer(esp_netif_t *esp_netif)
|
|
{
|
|
esp_netif_ip_info_t *ip_info_old = esp_netif->ip_info;
|
|
struct netif *netif = esp_netif->lwip_netif;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif->timer_running) {
|
|
ESP_LOGD(TAG, "if%p start ip lost tmr: already started", esp_netif);
|
|
return ESP_OK;
|
|
}
|
|
|
|
if ( netif && (CONFIG_ESP_NETIF_IP_LOST_TIMER_INTERVAL > 0) && !ip4_addr_isany_val(ip_info_old->ip)) {
|
|
esp_netif->timer_running = true;
|
|
sys_timeout(CONFIG_ESP_NETIF_IP_LOST_TIMER_INTERVAL * 1000, esp_netif_ip_lost_timer, (void *)esp_netif);
|
|
ESP_LOGD(TAG, "if%p start ip lost tmr: interval=%d", esp_netif, CONFIG_ESP_NETIF_IP_LOST_TIMER_INTERVAL);
|
|
return ESP_OK;
|
|
}
|
|
|
|
ESP_LOGD(TAG, "if%p start ip lost tmr: no need start because netif=%p interval=%d ip=%x",
|
|
esp_netif, netif, CONFIG_ESP_NETIF_IP_LOST_TIMER_INTERVAL, ip_info_old->ip.addr);
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
static esp_err_t esp_netif_dhcpc_stop_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL) {
|
|
ESP_LOGE(TAG, "dhcp client stop called with NULL api");
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
if (esp_netif->dhcpc_status == ESP_NETIF_DHCP_STARTED) {
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
|
|
if (p_netif != NULL) {
|
|
dhcp_stop(p_netif);
|
|
esp_netif_reset_ip_info(esp_netif);
|
|
esp_netif_start_ip_lost_timer(esp_netif);
|
|
} else {
|
|
ESP_LOGD(TAG, "dhcp client if not ready");
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
} else if (esp_netif->dhcpc_status == ESP_NETIF_DHCP_STOPPED) {
|
|
ESP_LOGD(TAG, "dhcp client already stoped");
|
|
return ESP_ERR_ESP_NETIF_DHCP_ALREADY_STOPPED;
|
|
}
|
|
|
|
ESP_LOGD(TAG, "dhcp client stop successfully");
|
|
esp_netif->dhcpc_status = ESP_NETIF_DHCP_STOPPED;
|
|
|
|
LWIP_DHCP_IP_ADDR_ERASE(esp_netif);
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_dhcpc_stop(esp_netif_t *esp_netif) _RUN_IN_LWIP_TASK_IF_SUPPORTED(esp_netif_dhcpc_stop_api, esp_netif, NULL)
|
|
|
|
static esp_err_t esp_netif_dhcpc_start_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (!esp_netif) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
|
|
if (esp_netif->dhcpc_status == ESP_NETIF_DHCP_STARTED) {
|
|
ESP_LOGD(TAG, "dhcp client already started");
|
|
return ESP_ERR_ESP_NETIF_DHCP_ALREADY_STARTED;
|
|
}
|
|
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
|
|
esp_netif_reset_ip_info(esp_netif);
|
|
|
|
#if LWIP_DNS
|
|
dns_clear_servers(true);
|
|
#endif
|
|
|
|
if (p_netif != NULL) {
|
|
if (netif_is_up(p_netif)) {
|
|
ip_addr_set_zero(&p_netif->ip_addr);
|
|
ip_addr_set_zero(&p_netif->netmask);
|
|
ip_addr_set_zero(&p_netif->gw);
|
|
esp_netif_start_ip_lost_timer(esp_netif);
|
|
} else {
|
|
ESP_LOGD(TAG, "dhcp client re init");
|
|
esp_netif->dhcpc_status = ESP_NETIF_DHCP_INIT;
|
|
return ESP_OK;
|
|
}
|
|
ESP_LOGD(TAG, "starting dhcp client");
|
|
|
|
if (dhcp_start(p_netif) != ERR_OK) {
|
|
ESP_LOGE(TAG, "dhcp client start failed");
|
|
return ESP_ERR_ESP_NETIF_DHCPC_START_FAILED;
|
|
}
|
|
|
|
dhcp_set_cb(p_netif, esp_netif_dhcpc_cb);
|
|
|
|
esp_netif->dhcpc_status = ESP_NETIF_DHCP_STARTED;
|
|
return ESP_OK;
|
|
} else {
|
|
ESP_LOGD(TAG, "dhcp client re init");
|
|
esp_netif->dhcpc_status = ESP_NETIF_DHCP_INIT;
|
|
return ESP_OK;
|
|
}
|
|
}
|
|
|
|
esp_err_t esp_netif_dhcpc_start(esp_netif_t *esp_netif) _RUN_IN_LWIP_TASK_IF_SUPPORTED(esp_netif_dhcpc_start_api, esp_netif, NULL)
|
|
|
|
#if ESP_DHCPS
|
|
esp_err_t esp_netif_dhcps_get_status(esp_netif_t *esp_netif, esp_netif_dhcp_status_t *status)
|
|
{
|
|
if (!esp_netif || (esp_netif->flags & ESP_NETIF_DHCP_CLIENT) || _IS_NETIF_ANY_POINT2POINT_TYPE(esp_netif)) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
|
|
*status = esp_netif->dhcps_status;
|
|
return ESP_OK;
|
|
}
|
|
#endif
|
|
|
|
esp_err_t esp_netif_dhcpc_get_status(esp_netif_t *esp_netif, esp_netif_dhcp_status_t *status)
|
|
{
|
|
if (!esp_netif || (esp_netif->flags & ESP_NETIF_DHCP_SERVER) || _IS_NETIF_ANY_POINT2POINT_TYPE(esp_netif)) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
|
|
*status = esp_netif->dhcpc_status;
|
|
return ESP_OK;
|
|
}
|
|
|
|
#if ESP_DHCPS
|
|
static esp_err_t esp_netif_dhcps_start_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (!esp_netif) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
|
|
if (esp_netif->dhcps_status == ESP_NETIF_DHCP_STARTED) {
|
|
ESP_LOGD(TAG, "dhcp server already started");
|
|
return ESP_ERR_ESP_NETIF_DHCP_ALREADY_STARTED;
|
|
}
|
|
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
if (p_netif != NULL && netif_is_up(p_netif)) {
|
|
esp_netif_ip_info_t *default_ip = esp_netif->ip_info;
|
|
ip4_addr_t lwip_ip;
|
|
ip4_addr_t lwip_netmask;
|
|
memcpy(&lwip_ip, &default_ip->ip, sizeof(struct ip4_addr));
|
|
memcpy(&lwip_netmask, &default_ip->netmask, sizeof(struct ip4_addr));
|
|
dhcps_set_new_lease_cb(esp_netif_dhcps_cb);
|
|
dhcps_set_option_info(SUBNET_MASK, (void*)&lwip_netmask, sizeof(lwip_netmask));
|
|
dhcps_start(p_netif, lwip_ip);
|
|
esp_netif->dhcps_status = ESP_NETIF_DHCP_STARTED;
|
|
ESP_LOGD(TAG, "DHCP server started successfully");
|
|
return ESP_OK;
|
|
} else {
|
|
ESP_LOGD(TAG, "dhcp server re init");
|
|
esp_netif->dhcps_status = ESP_NETIF_DHCP_INIT;
|
|
return ESP_OK;
|
|
}
|
|
}
|
|
|
|
esp_err_t esp_netif_dhcps_start(esp_netif_t *esp_netif) _RUN_IN_LWIP_TASK_IF_SUPPORTED(esp_netif_dhcps_start_api, esp_netif, NULL)
|
|
|
|
static esp_err_t esp_netif_dhcps_stop_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (!esp_netif) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
if (esp_netif->dhcps_status == ESP_NETIF_DHCP_STARTED) {
|
|
if (p_netif != NULL) {
|
|
dhcps_stop(p_netif);
|
|
} else {
|
|
ESP_LOGD(TAG, "dhcp server if not ready");
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
} else if (esp_netif->dhcps_status == ESP_NETIF_DHCP_STOPPED) {
|
|
ESP_LOGD(TAG, "dhcp server already stoped");
|
|
return ESP_ERR_ESP_NETIF_DHCP_ALREADY_STOPPED;
|
|
}
|
|
|
|
ESP_LOGD(TAG, "dhcp server stop successfully");
|
|
esp_netif->dhcps_status = ESP_NETIF_DHCP_STOPPED;
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_dhcps_stop(esp_netif_t *esp_netif) _RUN_IN_LWIP_TASK_IF_SUPPORTED(esp_netif_dhcps_stop_api, esp_netif, NULL)
|
|
#endif
|
|
|
|
static esp_err_t esp_netif_set_hostname_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
const char *hostname = msg->data;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p hostname %s", __func__, esp_netif, hostname);
|
|
|
|
if (!esp_netif) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
|
|
#if LWIP_NETIF_HOSTNAME
|
|
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
|
|
if (strlen(hostname) > ESP_NETIF_HOSTNAME_MAX_SIZE) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
if (p_netif != NULL) {
|
|
if (esp_netif->hostname) {
|
|
free(esp_netif->hostname);
|
|
}
|
|
esp_netif->hostname = strdup(hostname);
|
|
if (esp_netif->hostname == NULL) {
|
|
p_netif->hostname = CONFIG_LWIP_LOCAL_HOSTNAME;
|
|
return ESP_ERR_NO_MEM;
|
|
}
|
|
p_netif->hostname = esp_netif->hostname;
|
|
return ESP_OK;
|
|
} else {
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
#else
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
#endif
|
|
}
|
|
|
|
esp_err_t esp_netif_set_hostname(esp_netif_t *esp_netif, const char *hostname) _RUN_IN_LWIP_TASK_IF_SUPPORTED(esp_netif_set_hostname_api, esp_netif, hostname)
|
|
|
|
esp_err_t esp_netif_get_hostname(esp_netif_t *esp_netif, const char **hostname)
|
|
{
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (!esp_netif || _IS_NETIF_ANY_POINT2POINT_TYPE(esp_netif)) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
|
|
#if LWIP_NETIF_HOSTNAME
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
|
|
if (p_netif != NULL && p_netif->hostname != NULL) {
|
|
*hostname = p_netif->hostname;
|
|
return ESP_OK;
|
|
} else {
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
#else
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
#endif
|
|
}
|
|
|
|
static esp_err_t esp_netif_up_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (!esp_netif) {
|
|
return ESP_ERR_INVALID_STATE;
|
|
}
|
|
|
|
struct netif *lwip_netif = esp_netif->lwip_netif;
|
|
|
|
/* use last obtained ip, or static ip */
|
|
netif_set_addr(lwip_netif, (ip4_addr_t*)&esp_netif->ip_info->ip, (ip4_addr_t*)&esp_netif->ip_info->netmask, (ip4_addr_t*)&esp_netif->ip_info->gw);
|
|
netif_set_up(lwip_netif);
|
|
|
|
esp_netif_update_default_netif(esp_netif, ESP_NETIF_STARTED);
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_up(esp_netif_t *esp_netif) _RUN_IN_LWIP_TASK(esp_netif_up_api, esp_netif, NULL)
|
|
|
|
static esp_err_t esp_netif_down_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (!esp_netif) {
|
|
return ESP_ERR_INVALID_STATE;
|
|
}
|
|
|
|
struct netif *lwip_netif = esp_netif->lwip_netif;
|
|
|
|
if (esp_netif->flags & ESP_NETIF_DHCP_CLIENT && esp_netif->dhcpc_status == ESP_NETIF_DHCP_STARTED) {
|
|
dhcp_stop(esp_netif->lwip_netif);
|
|
|
|
esp_netif->dhcpc_status = ESP_NETIF_DHCP_INIT;
|
|
|
|
esp_netif_reset_ip_info(esp_netif);
|
|
}
|
|
#if CONFIG_LWIP_IPV6
|
|
for(int8_t i = 0 ;i < LWIP_IPV6_NUM_ADDRESSES ;i++) {
|
|
netif_ip6_addr_set(lwip_netif, i, IP6_ADDR_ANY6);
|
|
netif_ip6_addr_set_valid_life(lwip_netif, i, 0);
|
|
netif_ip6_addr_set_pref_life(lwip_netif, i, 0);
|
|
netif_ip6_addr_set_state(lwip_netif, i, IP6_ADDR_INVALID);
|
|
}
|
|
#endif
|
|
netif_set_addr(lwip_netif, IP4_ADDR_ANY4, IP4_ADDR_ANY4, IP4_ADDR_ANY4);
|
|
netif_set_down(lwip_netif);
|
|
|
|
if (esp_netif->flags & ESP_NETIF_DHCP_CLIENT) {
|
|
esp_netif_start_ip_lost_timer(esp_netif);
|
|
}
|
|
|
|
esp_netif_update_default_netif(esp_netif, ESP_NETIF_STOPPED);
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_down(esp_netif_t *esp_netif) _RUN_IN_LWIP_TASK(esp_netif_down_api, esp_netif, NULL)
|
|
|
|
bool esp_netif_is_netif_up(esp_netif_t *esp_netif)
|
|
{
|
|
ESP_LOGV(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif != NULL && esp_netif->lwip_netif != NULL) {
|
|
if (_IS_NETIF_ANY_POINT2POINT_TYPE(esp_netif)) {
|
|
// ppp implementation uses netif_set_link_up/down to update link state
|
|
return netif_is_link_up(esp_netif->lwip_netif);
|
|
}
|
|
// esp-netif handlers and drivers take care to set_netif_up/down on link state update
|
|
return netif_is_up(esp_netif->lwip_netif);
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
esp_err_t esp_netif_get_old_ip_info(esp_netif_t *esp_netif, esp_netif_ip_info_t *ip_info)
|
|
{
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL || ip_info == NULL) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
memcpy(ip_info, esp_netif->ip_info_old, sizeof(esp_netif_ip_info_t));
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_get_ip_info(esp_netif_t *esp_netif, esp_netif_ip_info_t *ip_info)
|
|
{
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL || ip_info == NULL) {
|
|
return ESP_ERR_INVALID_ARG;
|
|
}
|
|
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
|
|
if (p_netif != NULL && netif_is_up(p_netif)) {
|
|
ip4_addr_set(&ip_info->ip, ip_2_ip4(&p_netif->ip_addr));
|
|
ip4_addr_set(&ip_info->netmask, ip_2_ip4(&p_netif->netmask));
|
|
ip4_addr_set(&ip_info->gw, ip_2_ip4(&p_netif->gw));
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
memcpy(ip_info, esp_netif->ip_info, sizeof(esp_netif_ip_info_t));
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
|
|
bool esp_netif_is_valid_static_ip(esp_netif_ip_info_t *ip_info)
|
|
{
|
|
if (!(ip4_addr_isany_val(ip_info->ip) || ip4_addr_isany_val(ip_info->netmask))) {
|
|
// let's assume valid ip_info is when none of ip and netmask is 'any' address (zeros)
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static esp_err_t esp_netif_set_ip_old_info_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
const esp_netif_ip_info_t *ip_info = msg->data;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL || ip_info == NULL) {
|
|
return ESP_ERR_INVALID_STATE;
|
|
}
|
|
|
|
memcpy(msg->esp_netif->ip_info_old, msg->data, sizeof(esp_netif_ip_info_t));
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_set_old_ip_info(esp_netif_t *esp_netif, const esp_netif_ip_info_t *ip_info) _RUN_IN_LWIP_TASK_IF_SUPPORTED(esp_netif_set_ip_old_info_api, esp_netif, ip_info)
|
|
|
|
static esp_err_t esp_netif_set_ip_info_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
const esp_netif_ip_info_t *ip_info = msg->data;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL || ip_info == NULL) {
|
|
return ESP_ERR_INVALID_STATE;
|
|
}
|
|
|
|
if (esp_netif->flags & ESP_NETIF_DHCP_SERVER) {
|
|
if (esp_netif->dhcps_status != ESP_NETIF_DHCP_STOPPED) {
|
|
return ESP_ERR_ESP_NETIF_DHCP_NOT_STOPPED;
|
|
}
|
|
} else if (esp_netif->flags & ESP_NETIF_DHCP_CLIENT) {
|
|
if (esp_netif->dhcpc_status != ESP_NETIF_DHCP_STOPPED) {
|
|
return ESP_ERR_ESP_NETIF_DHCP_NOT_STOPPED;
|
|
}
|
|
#if LWIP_DNS /* don't build if not configured for use in lwipopts.h */
|
|
dns_clear_servers(true);
|
|
#endif
|
|
}
|
|
|
|
ip4_addr_copy(esp_netif->ip_info->ip, ip_info->ip);
|
|
ip4_addr_copy(esp_netif->ip_info->gw, ip_info->gw);
|
|
ip4_addr_copy(esp_netif->ip_info->netmask, ip_info->netmask);
|
|
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
|
|
if (p_netif != NULL && netif_is_up(p_netif)) {
|
|
netif_set_addr(p_netif, (ip4_addr_t*)&ip_info->ip, (ip4_addr_t*)&ip_info->netmask, (ip4_addr_t*)&ip_info->gw);
|
|
if (ESP_NETIF_FLAG_EVENT_IP_MODIFIED & esp_netif->flags) {
|
|
if (!(ip4_addr_isany_val(ip_info->ip) || ip4_addr_isany_val(ip_info->netmask) || ip4_addr_isany_val(ip_info->gw))) {
|
|
|
|
ip_event_t evt_id = esp_netif->get_ip_event;
|
|
ip_event_got_ip_t evt = { .esp_netif = esp_netif, .if_index = -1, .ip_changed = false};
|
|
int ret;
|
|
if (memcmp(ip_info, esp_netif->ip_info_old, sizeof(esp_netif_ip_info_t))) {
|
|
evt.ip_changed = true;
|
|
}
|
|
|
|
memcpy(&evt.ip_info, ip_info, sizeof(esp_netif_ip_info_t));
|
|
memcpy(esp_netif->ip_info_old, ip_info, sizeof(esp_netif_ip_info_t));
|
|
ret = esp_event_send_internal(IP_EVENT, evt_id, &evt, sizeof(evt), 0);
|
|
if (ESP_OK != ret) {
|
|
ESP_LOGE(TAG, "set ip info: failed to post got ip event (%x)", ret);
|
|
}
|
|
|
|
ESP_LOGD(TAG, "if%p netif set static ip: ip changed=%d", esp_netif, evt.ip_changed);
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_set_ip_info(esp_netif_t *esp_netif, const esp_netif_ip_info_t *ip_info) _RUN_IN_LWIP_TASK_IF_SUPPORTED(esp_netif_set_ip_info_api, esp_netif, ip_info)
|
|
|
|
static esp_err_t esp_netif_set_dns_info_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
esp_netif_dns_param_t *dns_param = msg->data;
|
|
esp_netif_dns_type_t type = dns_param->dns_type;
|
|
esp_netif_dns_info_t *dns = dns_param->dns_info;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
if (!dns) {
|
|
ESP_LOGD(TAG, "set dns null dns");
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
if (ip4_addr_isany_val(dns->ip.u_addr.ip4)) {
|
|
ESP_LOGD(TAG, "set dns invalid dns");
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
ESP_LOGD(TAG, "set dns if=%p type=%d dns=%x", esp_netif, type, dns->ip.u_addr.ip4.addr);
|
|
|
|
ip_addr_t *lwip_ip = (ip_addr_t*)&dns->ip;
|
|
#if CONFIG_LWIP_IPV6 && LWIP_IPV4
|
|
lwip_ip->type = IPADDR_TYPE_V4;
|
|
#endif
|
|
if (esp_netif->flags & ESP_NETIF_DHCP_SERVER) {
|
|
#if ESP_DHCPS
|
|
// if DHCP server configured to set DNS in dhcps API
|
|
if (type != ESP_NETIF_DNS_MAIN) {
|
|
ESP_LOGD(TAG, "set dns invalid type");
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
} else {
|
|
dhcps_dns_setserver(lwip_ip);
|
|
}
|
|
#else
|
|
LOG_NETIF_DISABLED_AND_DO("DHCP Server", return ESP_ERR_NOT_SUPPORTED);
|
|
#endif
|
|
} else {
|
|
dns_setserver(type, lwip_ip);
|
|
}
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_set_dns_info(esp_netif_t *esp_netif, esp_netif_dns_type_t type, esp_netif_dns_info_t *dns)
|
|
{
|
|
if (_IS_NETIF_ANY_POINT2POINT_TYPE(esp_netif)) {
|
|
return ESP_ERR_NOT_SUPPORTED;
|
|
}
|
|
esp_netif_dns_param_t dns_param = {
|
|
.dns_type = type,
|
|
.dns_info = dns
|
|
};
|
|
return esp_netif_lwip_ipc_call(esp_netif_set_dns_info_api, esp_netif, (void *)&dns_param);
|
|
}
|
|
|
|
static esp_err_t esp_netif_get_dns_info_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
esp_netif_dns_param_t *dns_param = msg->data;
|
|
esp_netif_dns_type_t type = dns_param->dns_type;
|
|
esp_netif_dns_info_t *dns = dns_param->dns_info;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (!dns) {
|
|
ESP_LOGE(TAG, "%s: dns_info cannot be NULL", __func__);
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
if (esp_netif->flags & ESP_NETIF_DHCP_SERVER) {
|
|
#if ESP_DHCPS
|
|
ip4_addr_t dns_ip = dhcps_dns_getserver();
|
|
memcpy(&dns->ip.u_addr.ip4, &dns_ip, sizeof(ip4_addr_t));
|
|
#else
|
|
LOG_NETIF_DISABLED_AND_DO("DHCP Server", return ESP_ERR_NOT_SUPPORTED);
|
|
#endif
|
|
} else {
|
|
const ip_addr_t* dns_ip = NULL;
|
|
dns_ip = dns_getserver(type);
|
|
if(dns_ip != NULL) {
|
|
memcpy(&dns->ip, dns_ip, sizeof(ip_addr_t));
|
|
}
|
|
}
|
|
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_get_dns_info(esp_netif_t *esp_netif, esp_netif_dns_type_t type, esp_netif_dns_info_t *dns)
|
|
{
|
|
if (_IS_NETIF_ANY_POINT2POINT_TYPE(esp_netif)) {
|
|
const ip_addr_t *dns_ip = dns_getserver(type);
|
|
if (dns_ip == IP_ADDR_ANY) {
|
|
return ESP_ERR_ESP_NETIF_DNS_NOT_CONFIGURED;
|
|
}
|
|
#if CONFIG_LWIP_IPV6
|
|
memcpy(&dns->ip.u_addr.ip4, &dns_ip->u_addr.ip4, sizeof(ip4_addr_t));
|
|
#else
|
|
memcpy(&dns->ip.u_addr.ip4, &dns_ip->addr, sizeof(ip4_addr_t));
|
|
#endif
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_netif_dns_param_t dns_param = {
|
|
.dns_type = type,
|
|
.dns_info = dns
|
|
};
|
|
return esp_netif_lwip_ipc_call(esp_netif_get_dns_info_api, esp_netif, (void *)&dns_param);
|
|
}
|
|
|
|
#if CONFIG_LWIP_IPV6
|
|
esp_ip6_addr_type_t esp_netif_ip6_get_addr_type(esp_ip6_addr_t* ip6_addr)
|
|
{
|
|
ip6_addr_t* lwip_ip6_info = (ip6_addr_t*)ip6_addr;
|
|
|
|
if (ip6_addr_isglobal(lwip_ip6_info)) {
|
|
return ESP_IP6_ADDR_IS_GLOBAL;
|
|
} else if (ip6_addr_islinklocal(lwip_ip6_info)) {
|
|
return ESP_IP6_ADDR_IS_LINK_LOCAL;
|
|
} else if (ip6_addr_issitelocal(lwip_ip6_info)) {
|
|
return ESP_IP6_ADDR_IS_SITE_LOCAL;
|
|
} else if (ip6_addr_isuniquelocal(lwip_ip6_info)) {
|
|
return ESP_IP6_ADDR_IS_UNIQUE_LOCAL;
|
|
} else if (ip6_addr_isipv4mappedipv6(lwip_ip6_info)) {
|
|
return ESP_IP6_ADDR_IS_IPV4_MAPPED_IPV6;
|
|
}
|
|
return ESP_IP6_ADDR_IS_UNKNOWN;
|
|
|
|
}
|
|
|
|
static void esp_netif_nd6_cb(struct netif *p_netif, uint8_t ip_index)
|
|
{
|
|
ESP_LOGD(TAG, "%s lwip-netif:%p", __func__, p_netif);
|
|
if (!p_netif) {
|
|
ESP_LOGD(TAG, "esp_netif_nd6_cb called with null p_netif");
|
|
return;
|
|
}
|
|
|
|
esp_netif_ip6_info_t ip6_info;
|
|
ip6_addr_t lwip_ip6_info;
|
|
//notify event
|
|
ip_event_got_ip6_t evt = { .esp_netif = p_netif->state, .if_index = -1, .ip_index = ip_index };
|
|
|
|
ip6_addr_set(&lwip_ip6_info, ip_2_ip6(&p_netif->ip6_addr[ip_index]));
|
|
#if LWIP_IPV6_SCOPES
|
|
memcpy(&ip6_info.ip, &lwip_ip6_info, sizeof(esp_ip6_addr_t));
|
|
#else
|
|
memcpy(&ip6_info.ip, &lwip_ip6_info, sizeof(ip6_addr_t));
|
|
ip6_info.ip.zone = 0; // zero out zone, as not used in lwip
|
|
#endif /* LWIP_IPV6_SCOPES */
|
|
|
|
memcpy(&evt.ip6_info, &ip6_info, sizeof(esp_netif_ip6_info_t));
|
|
int ret = esp_event_send_internal(IP_EVENT, IP_EVENT_GOT_IP6, &evt, sizeof(evt), 0);
|
|
if (ESP_OK != ret) {
|
|
ESP_LOGE(TAG, "nd6 cb: failed to post IP_EVENT_GOT_IP6 (%x)", ret);
|
|
}
|
|
}
|
|
|
|
static esp_err_t esp_netif_create_ip6_linklocal_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_netif_t *esp_netif = msg->esp_netif;
|
|
|
|
ESP_LOGV(TAG, "%s esp-netif:%p", __func__, esp_netif);
|
|
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
if (p_netif != NULL && netif_is_up(p_netif)) {
|
|
netif_create_ip6_linklocal_address(p_netif, 1);
|
|
nd6_set_cb(p_netif, esp_netif_nd6_cb);
|
|
return ESP_OK;
|
|
} else {
|
|
return ESP_FAIL;
|
|
}
|
|
}
|
|
|
|
esp_err_t esp_netif_create_ip6_linklocal(esp_netif_t *esp_netif) _RUN_IN_LWIP_TASK_IF_SUPPORTED(esp_netif_create_ip6_linklocal_api, esp_netif, NULL)
|
|
|
|
esp_err_t esp_netif_get_ip6_linklocal(esp_netif_t *esp_netif, esp_ip6_addr_t *if_ip6)
|
|
{
|
|
ESP_LOGV(TAG, "%s esp-netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL || if_ip6 == NULL || _IS_NETIF_ANY_POINT2POINT_TYPE(esp_netif)) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
|
|
if (p_netif != NULL && netif_is_up(p_netif) && ip6_addr_ispreferred(netif_ip6_addr_state(p_netif, 0))) {
|
|
memcpy(if_ip6, &p_netif->ip6_addr[0], sizeof(ip6_addr_t));
|
|
} else {
|
|
return ESP_FAIL;
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_get_ip6_global(esp_netif_t *esp_netif, esp_ip6_addr_t *if_ip6)
|
|
{
|
|
ESP_LOGV(TAG, "%s esp-netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL || if_ip6 == NULL) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
int i;
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
|
|
if (p_netif != NULL && netif_is_up(p_netif)) {
|
|
for (i = 1; i < LWIP_IPV6_NUM_ADDRESSES; i++) {
|
|
if (ip6_addr_ispreferred(netif_ip6_addr_state(p_netif, i)) &&
|
|
ip6_addr_isglobal(netif_ip6_addr(p_netif, i))) {
|
|
memcpy(if_ip6, &p_netif->ip6_addr[i], sizeof(ip6_addr_t));
|
|
return ESP_OK;
|
|
}
|
|
}
|
|
}
|
|
|
|
return ESP_FAIL;
|
|
}
|
|
|
|
int esp_netif_get_all_ip6(esp_netif_t *esp_netif, esp_ip6_addr_t if_ip6[])
|
|
{
|
|
ESP_LOGV(TAG, "%s esp-netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL || if_ip6 == NULL) {
|
|
return 0;
|
|
}
|
|
|
|
int addr_count = 0;
|
|
struct netif *p_netif = esp_netif->lwip_netif;
|
|
|
|
if (p_netif != NULL && netif_is_up(p_netif)) {
|
|
for (int i = 0; i < LWIP_IPV6_NUM_ADDRESSES; i++) {
|
|
if (!ip_addr_cmp(&p_netif->ip6_addr[i], IP6_ADDR_ANY)) {
|
|
memcpy(&if_ip6[addr_count++], &p_netif->ip6_addr[i], sizeof(ip6_addr_t));
|
|
}
|
|
}
|
|
}
|
|
return addr_count;
|
|
}
|
|
#endif
|
|
|
|
esp_netif_flags_t esp_netif_get_flags(esp_netif_t *esp_netif)
|
|
{
|
|
return esp_netif->flags;
|
|
}
|
|
|
|
const char *esp_netif_get_ifkey(esp_netif_t *esp_netif)
|
|
{
|
|
return esp_netif->if_key;
|
|
}
|
|
|
|
const char *esp_netif_get_desc(esp_netif_t *esp_netif)
|
|
{
|
|
return esp_netif->if_desc;
|
|
}
|
|
|
|
int esp_netif_get_route_prio(esp_netif_t *esp_netif)
|
|
{
|
|
if (esp_netif == NULL) {
|
|
return -1;
|
|
}
|
|
return esp_netif->route_prio;
|
|
}
|
|
|
|
int32_t esp_netif_get_event_id(esp_netif_t *esp_netif, esp_netif_ip_event_type_t event_type)
|
|
{
|
|
switch(event_type) {
|
|
case ESP_NETIF_IP_EVENT_GOT_IP:
|
|
return esp_netif->get_ip_event;
|
|
case ESP_NETIF_IP_EVENT_LOST_IP:
|
|
return esp_netif->lost_ip_event;
|
|
default:
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
#if ESP_DHCPS
|
|
esp_err_t esp_netif_dhcps_option(esp_netif_t *esp_netif, esp_netif_dhcp_option_mode_t opt_op, esp_netif_dhcp_option_id_t opt_id, void *opt_val,
|
|
uint32_t opt_len)
|
|
{
|
|
void *opt_info = dhcps_option_info(opt_id, opt_len);
|
|
if (esp_netif == NULL) {
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
|
|
esp_netif_dhcp_status_t dhcps_status = esp_netif->dhcps_status;
|
|
if (opt_info == NULL || opt_val == NULL) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
if (opt_op == ESP_NETIF_OP_GET) {
|
|
if (dhcps_status == ESP_NETIF_DHCP_STOPPED) {
|
|
return ESP_ERR_ESP_NETIF_DHCP_ALREADY_STOPPED;
|
|
}
|
|
|
|
switch (opt_id) {
|
|
case IP_ADDRESS_LEASE_TIME: {
|
|
*(uint32_t *)opt_val = *(uint32_t *)opt_info;
|
|
break;
|
|
}
|
|
case ESP_NETIF_SUBNET_MASK:
|
|
case REQUESTED_IP_ADDRESS: {
|
|
memcpy(opt_val, opt_info, opt_len);
|
|
break;
|
|
}
|
|
case ROUTER_SOLICITATION_ADDRESS: {
|
|
if ((*(uint8_t *)opt_info) & OFFER_ROUTER) {
|
|
*(uint8_t *)opt_val = 1;
|
|
} else {
|
|
*(uint8_t *)opt_val = 0;
|
|
}
|
|
break;
|
|
}
|
|
case DOMAIN_NAME_SERVER: {
|
|
if ((*(uint8_t *)opt_info) & OFFER_DNS) {
|
|
*(uint8_t *)opt_val = 1;
|
|
} else {
|
|
*(uint8_t *)opt_val = 0;
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
} else if (opt_op == ESP_NETIF_OP_SET) {
|
|
if (dhcps_status == ESP_NETIF_DHCP_STARTED) {
|
|
return ESP_ERR_ESP_NETIF_DHCP_ALREADY_STARTED;
|
|
}
|
|
|
|
switch (opt_id) {
|
|
case IP_ADDRESS_LEASE_TIME: {
|
|
if (*(uint32_t *)opt_val != 0) {
|
|
*(uint32_t *)opt_info = *(uint32_t *)opt_val;
|
|
} else {
|
|
*(uint32_t *)opt_info = DHCPS_LEASE_TIME_DEF;
|
|
}
|
|
break;
|
|
}
|
|
case ESP_NETIF_SUBNET_MASK: {
|
|
memcpy(opt_info, opt_val, opt_len);
|
|
break;
|
|
}
|
|
case REQUESTED_IP_ADDRESS: {
|
|
esp_netif_ip_info_t info;
|
|
uint32_t softap_ip = 0;
|
|
uint32_t start_ip = 0;
|
|
uint32_t end_ip = 0;
|
|
dhcps_lease_t *poll = opt_val;
|
|
|
|
if (poll->enable) {
|
|
memset(&info, 0x00, sizeof(esp_netif_ip_info_t));
|
|
esp_netif_get_ip_info(esp_netif, &info);
|
|
|
|
softap_ip = htonl(info.ip.addr);
|
|
start_ip = htonl(poll->start_ip.addr);
|
|
end_ip = htonl(poll->end_ip.addr);
|
|
|
|
/*config ip information can't contain local ip*/
|
|
if ((start_ip <= softap_ip) && (softap_ip <= end_ip)) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
/*config ip information must be in the same segment as the local ip*/
|
|
softap_ip >>= 8;
|
|
if ((start_ip >> 8 != softap_ip)
|
|
|| (end_ip >> 8 != softap_ip)) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
if (end_ip - start_ip > DHCPS_MAX_LEASE) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
}
|
|
|
|
memcpy(opt_info, opt_val, opt_len);
|
|
break;
|
|
}
|
|
case ROUTER_SOLICITATION_ADDRESS: {
|
|
if (*(uint8_t *)opt_val) {
|
|
*(uint8_t *)opt_info |= OFFER_ROUTER;
|
|
} else {
|
|
*(uint8_t *)opt_info &= ((~OFFER_ROUTER) & 0xFF);
|
|
}
|
|
break;
|
|
}
|
|
case DOMAIN_NAME_SERVER: {
|
|
if (*(uint8_t *)opt_val) {
|
|
*(uint8_t *)opt_info |= OFFER_DNS;
|
|
} else {
|
|
*(uint8_t *)opt_info &= ((~OFFER_DNS) & 0xFF);
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
dhcps_set_option_info(opt_id, opt_info, opt_len);
|
|
} else {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
|
|
return ESP_OK;
|
|
}
|
|
#endif
|
|
|
|
esp_err_t esp_netif_dhcpc_option(esp_netif_t *esp_netif, esp_netif_dhcp_option_mode_t opt_op, esp_netif_dhcp_option_id_t opt_id, void *opt_val,
|
|
uint32_t opt_len)
|
|
{
|
|
if (esp_netif == NULL || esp_netif->lwip_netif == NULL) {
|
|
return ESP_ERR_ESP_NETIF_IF_NOT_READY;
|
|
}
|
|
struct dhcp *dhcp = netif_dhcp_data(esp_netif->lwip_netif);
|
|
if (dhcp == NULL || opt_val == NULL) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
if (opt_op == ESP_NETIF_OP_GET) {
|
|
if (esp_netif->dhcpc_status == ESP_NETIF_DHCP_STOPPED) {
|
|
return ESP_ERR_ESP_NETIF_DHCP_ALREADY_STOPPED;
|
|
}
|
|
switch (opt_id) {
|
|
case ESP_NETIF_IP_REQUEST_RETRY_TIME:
|
|
if (opt_len == sizeof(dhcp->tries)) {
|
|
*(uint8_t *)opt_val = dhcp->tries;
|
|
}
|
|
break;
|
|
default:
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
break;
|
|
}
|
|
} else if (opt_op == ESP_NETIF_OP_SET) {
|
|
if (esp_netif->dhcpc_status == ESP_NETIF_DHCP_STARTED) {
|
|
return ESP_ERR_ESP_NETIF_DHCP_ALREADY_STARTED;
|
|
}
|
|
switch (opt_id) {
|
|
case ESP_NETIF_IP_REQUEST_RETRY_TIME:
|
|
if (opt_len == sizeof(dhcp->tries)) {
|
|
dhcp->tries = *(uint8_t *)opt_val;
|
|
}
|
|
break;
|
|
default:
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
break;
|
|
}
|
|
} else {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
int esp_netif_get_netif_impl_index(esp_netif_t *esp_netif)
|
|
{
|
|
if (esp_netif == NULL || esp_netif->lwip_netif == NULL) {
|
|
return -1;
|
|
}
|
|
return netif_get_index(esp_netif->lwip_netif);
|
|
}
|
|
|
|
esp_err_t esp_netif_get_netif_impl_name(esp_netif_t *esp_netif, char* name)
|
|
{
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, esp_netif);
|
|
|
|
if (esp_netif == NULL || esp_netif->lwip_netif == NULL) {
|
|
return ESP_ERR_ESP_NETIF_INVALID_PARAMS;
|
|
}
|
|
netif_index_to_name(netif_get_index(esp_netif->lwip_netif), name);
|
|
return ESP_OK;
|
|
}
|
|
|
|
#if CONFIG_LWIP_IPV6
|
|
|
|
static esp_err_t esp_netif_join_ip6_multicast_group_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_ip6_addr_t *addr = (esp_ip6_addr_t *)msg->data;
|
|
esp_err_t error = ESP_OK;
|
|
ip6_addr_t ip6addr;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, msg->esp_netif);
|
|
memcpy(ip6addr.addr, addr->addr, sizeof(ip6addr.addr));
|
|
#if LWIP_IPV6_SCOPES
|
|
ip6addr.zone = 0;
|
|
#endif
|
|
if (mld6_joingroup_netif(msg->esp_netif->lwip_netif, &ip6addr) != ERR_OK) {
|
|
error = ESP_ERR_ESP_NETIF_MLD6_FAILED;
|
|
ESP_LOGE(TAG, "failed to join ip6 multicast group");
|
|
}
|
|
return error;
|
|
}
|
|
|
|
esp_err_t esp_netif_join_ip6_multicast_group(esp_netif_t *esp_netif, const esp_ip6_addr_t *addr)
|
|
_RUN_IN_LWIP_TASK(esp_netif_join_ip6_multicast_group_api, esp_netif, addr)
|
|
|
|
static esp_err_t esp_netif_leave_ip6_multicast_group_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_ip6_addr_t *addr = (esp_ip6_addr_t *)msg->data;
|
|
ip6_addr_t ip6addr;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, msg->esp_netif);
|
|
memcpy(ip6addr.addr, addr->addr, sizeof(ip6addr.addr));
|
|
#if LWIP_IPV6_SCOPES
|
|
ip6addr.zone = 0;
|
|
#endif
|
|
ESP_RETURN_ON_FALSE(mld6_leavegroup_netif(msg->esp_netif->lwip_netif, &ip6addr) != ERR_OK,
|
|
ESP_ERR_ESP_NETIF_MLD6_FAILED, TAG, "Failed to leave ip6 multicast group");
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_leave_ip6_multicast_group(esp_netif_t *esp_netif, const esp_ip6_addr_t *addr)
|
|
_RUN_IN_LWIP_TASK(esp_netif_leave_ip6_multicast_group_api, esp_netif, addr)
|
|
|
|
static esp_err_t esp_netif_add_ip6_address_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
ip_event_add_ip6_t *addr = (ip_event_add_ip6_t *)msg->data;
|
|
ip6_addr_t ip6addr;
|
|
esp_err_t error = ESP_OK;
|
|
int8_t index = -1;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, msg->esp_netif);
|
|
memcpy(ip6addr.addr, addr->addr.addr, sizeof(ip6addr.addr));
|
|
#if LWIP_IPV6_SCOPES
|
|
ip6addr.zone = 0;
|
|
#endif
|
|
err_t err = netif_add_ip6_address(msg->esp_netif->lwip_netif, &ip6addr, &index);
|
|
ESP_RETURN_ON_FALSE(err == ERR_OK && index >= 0, ESP_ERR_ESP_NETIF_IP6_ADDR_FAILED, TAG,
|
|
"Failed to add ip6 address");
|
|
|
|
netif_ip6_addr_set_state(msg->esp_netif->lwip_netif, index,
|
|
addr->preferred ? IP6_ADDR_PREFERRED : IP6_ADDR_DEPRECATED);
|
|
ip_event_got_ip6_t evt = {.esp_netif = msg->esp_netif, .if_index = -1, .ip_index = index};
|
|
evt.ip6_info.ip = addr->addr;
|
|
ESP_RETURN_ON_ERROR(esp_event_send_internal(IP_EVENT, IP_EVENT_GOT_IP6, &evt, sizeof(evt), 0), TAG,
|
|
"Failed to post IP_EVENT_GOT_IP6");
|
|
return error;
|
|
}
|
|
|
|
esp_err_t esp_netif_add_ip6_address(esp_netif_t *esp_netif, const ip_event_add_ip6_t *addr)
|
|
_RUN_IN_LWIP_TASK(esp_netif_add_ip6_address_api, esp_netif, addr)
|
|
|
|
static esp_err_t esp_netif_remove_ip6_address_api(esp_netif_api_msg_t *msg)
|
|
{
|
|
esp_ip6_addr_t *addr = (esp_ip6_addr_t *)msg->data;
|
|
ip6_addr_t ip6addr;
|
|
|
|
ESP_LOGD(TAG, "%s esp_netif:%p", __func__, msg->esp_netif);
|
|
memcpy(ip6addr.addr, addr->addr, sizeof(ip6addr.addr));
|
|
#if LWIP_IPV6_SCOPES
|
|
ip6addr.zone = 0;
|
|
#endif
|
|
int8_t index = netif_get_ip6_addr_match(msg->esp_netif->lwip_netif, &ip6addr);
|
|
if (index != -1) {
|
|
netif_ip6_addr_set_state(msg->esp_netif->lwip_netif, index, IP6_ADDR_INVALID);
|
|
}
|
|
return ESP_OK;
|
|
}
|
|
|
|
esp_err_t esp_netif_remove_ip6_address(esp_netif_t *esp_netif, const esp_ip6_addr_t *addr)
|
|
_RUN_IN_LWIP_TASK(esp_netif_remove_ip6_address_api, esp_netif, addr)
|
|
|
|
#endif // CONFIG_LWIP_IPV6
|
|
|
|
#endif /* CONFIG_ESP_NETIF_TCPIP_LWIP */
|