126 lines
4.4 KiB
C
126 lines
4.4 KiB
C
// Copyright 2018 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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//
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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 "esp_netif.h"
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#include "esp_event.h"
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#include "esp_err.h"
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#include "esp_log.h"
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#include "esp_netif_private.h"
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//
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// Purpose of this module is to define general event handler primitives
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// enabling application code to them either directly or with minimal modification
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// for example with a separate pre/post handler.
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// This module has no dependency on a specific network stack (lwip)
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//
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static const char *TAG = "esp_netif_handlers";
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#define _STR(x) #x
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/**
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* @brief This function converts interface type to string, which
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* helps with backward compatibility of test infrastructure
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* to check for standard message that specific interface (sta, ap, eth)
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* obtained IP address
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*/
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static const char* get_netif_type(esp_netif_t* netif) {
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const char* s_esp_netif_type_desc[] = {
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_STR(ESP_NETIF_TYPE_UNKNOWN),
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"sta",
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"ap",
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"eth",
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_STR(ESP_NETIF_TYPE_OTHER)
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};
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size_t type_nr = esp_netif_get_type(netif);
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if (type_nr > sizeof(s_esp_netif_type_desc)/sizeof(s_esp_netif_type_desc[0])) {
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type_nr = 0;
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}
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return s_esp_netif_type_desc[type_nr];
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}
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void esp_netif_action_start(void *esp_netif, esp_event_base_t base, int32_t event_id, void *data)
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{
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ESP_LOGD(TAG, "esp_netif action has started with netif%p from event_id=%d", esp_netif, event_id);
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esp_netif_start(esp_netif);
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}
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void esp_netif_action_stop(void *esp_netif, esp_event_base_t base, int32_t event_id, void *data)
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{
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ESP_LOGD(TAG, "esp_netif action stopped with netif%p from event_id=%d", esp_netif, event_id);
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esp_netif_stop(esp_netif);
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}
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void esp_netif_action_connected(void *esp_netif, esp_event_base_t base, int32_t event_id, void *data)
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{
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esp_netif_dhcp_status_t status;
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ESP_LOGD(TAG, "esp_netif action connected with netif%p from event_id=%d", esp_netif, event_id);
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esp_netif_up(esp_netif);
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esp_netif_dhcpc_get_status(esp_netif, &status);
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if (status == ESP_NETIF_DHCP_INIT) {
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esp_netif_dhcpc_start(esp_netif);
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} else if (status == ESP_NETIF_DHCP_STOPPED) {
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//
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esp_netif_ip_info_t ip;
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esp_netif_ip_info_t old_ip;
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esp_netif_get_ip_info(esp_netif, &ip);
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esp_netif_get_old_ip_info(esp_netif, &old_ip);
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if (esp_netif_is_valid_static_ip(&ip)) {
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ip_event_got_ip_t evt = {
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.esp_netif = esp_netif,
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.if_index = -1, // to indicate ptr to if used
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.ip_changed = false,
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};
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if (memcmp(&ip, &old_ip, sizeof(ip))) {
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evt.ip_changed = true;
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}
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memcpy(&evt.ip_info, &ip, sizeof(esp_netif_ip_info_t));
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esp_netif_set_old_ip_info(esp_netif, &ip);
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ESP_NETIF_CALL_CHECK("esp_event_send_internal in esp_netif_action_connected",
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esp_event_send_internal(IP_EVENT, esp_netif_get_event_id(esp_netif, ESP_NETIF_IP_EVENT_GOT_IP) ,
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&evt, sizeof(evt), 0), ESP_OK);
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ESP_LOGD(TAG, "static ip: ip changed=%d", evt.ip_changed);
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} else {
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ESP_LOGE(TAG, "invalid static ip");
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}
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}
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}
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void esp_netif_action_disconnected(void *esp_netif, esp_event_base_t base, int32_t event_id, void *data)
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{
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ESP_LOGD(TAG, "esp_netif action disconnected with netif%p from event_id=%d", esp_netif, event_id);
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esp_netif_down(esp_netif);
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}
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void esp_netif_action_got_ip(void *esp_netif, esp_event_base_t base, int32_t event_id, void *data)
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{
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ESP_LOGD(TAG, "esp_netif action got_ip with netif%p from event_id=%d", esp_netif, event_id);
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const ip_event_got_ip_t *event = (const ip_event_got_ip_t *) data;
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ESP_LOGI(TAG, "%s ip: " IPSTR ", mask: " IPSTR ", gw: " IPSTR, get_netif_type(esp_netif),
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IP2STR(&event->ip_info.ip),
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IP2STR(&event->ip_info.netmask),
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IP2STR(&event->ip_info.gw));
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}
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