esp-idf/components/esp_event/event_send.c

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// Copyright 2018 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <string.h>
#include "esp_log.h"
#include "esp_event.h"
#include "esp_event_legacy.h"
#define TAG "event_send"
esp_err_t esp_event_send_noop(system_event_t *event);
extern esp_err_t esp_event_send_legacy(system_event_t *event) __attribute__((weak, alias("esp_event_send_noop")));
extern esp_err_t esp_event_send_to_default_loop(system_event_t *event) __attribute((weak, alias("esp_event_send_noop")));
esp_err_t esp_event_send_noop(system_event_t *event)
{
return ESP_OK;
}
static system_event_id_t esp_event_legacy_wifi_event_id(int32_t event_id)
{
switch (event_id) {
case WIFI_EVENT_WIFI_READY:
return SYSTEM_EVENT_WIFI_READY;
case WIFI_EVENT_SCAN_DONE:
return SYSTEM_EVENT_SCAN_DONE;
case WIFI_EVENT_STA_START:
return SYSTEM_EVENT_STA_START;
case WIFI_EVENT_STA_STOP:
return SYSTEM_EVENT_STA_STOP;
case WIFI_EVENT_STA_CONNECTED:
return SYSTEM_EVENT_STA_CONNECTED;
case WIFI_EVENT_STA_DISCONNECTED:
return SYSTEM_EVENT_STA_DISCONNECTED;
case WIFI_EVENT_STA_AUTHMODE_CHANGE:
return SYSTEM_EVENT_STA_AUTHMODE_CHANGE;
case WIFI_EVENT_STA_BSS_RSSI_LOW:
return SYSTEM_EVENT_STA_BSS_RSSI_LOW;
case WIFI_EVENT_STA_WPS_ER_SUCCESS:
return SYSTEM_EVENT_STA_WPS_ER_SUCCESS;
case WIFI_EVENT_STA_WPS_ER_FAILED:
return SYSTEM_EVENT_STA_WPS_ER_FAILED;
case WIFI_EVENT_STA_WPS_ER_TIMEOUT:
return SYSTEM_EVENT_STA_WPS_ER_TIMEOUT;
case WIFI_EVENT_STA_WPS_ER_PIN:
return SYSTEM_EVENT_STA_WPS_ER_PIN;
case WIFI_EVENT_STA_WPS_ER_PBC_OVERLAP:
return SYSTEM_EVENT_STA_WPS_ER_PBC_OVERLAP;
case WIFI_EVENT_AP_START:
return SYSTEM_EVENT_AP_START;
case WIFI_EVENT_AP_STOP:
return SYSTEM_EVENT_AP_STOP;
case WIFI_EVENT_AP_STACONNECTED:
return SYSTEM_EVENT_AP_STACONNECTED;
case WIFI_EVENT_AP_STADISCONNECTED:
return SYSTEM_EVENT_AP_STADISCONNECTED;
case WIFI_EVENT_AP_PROBEREQRECVED:
return SYSTEM_EVENT_AP_PROBEREQRECVED;
case WIFI_EVENT_ACTION_TX_STATUS:
return SYSTEM_EVENT_ACTION_TX_STATUS;
case WIFI_EVENT_ROC_DONE:
return SYSTEM_EVENT_ROC_DONE;
case WIFI_EVENT_FTM_REPORT:
return SYSTEM_EVENT_FTM_REPORT;
default:
ESP_LOGE(TAG, "invalid wifi event id %d", event_id);
return SYSTEM_EVENT_MAX;
}
}
static system_event_id_t esp_event_legacy_ip_event_id(int32_t event_id)
{
switch (event_id) {
case IP_EVENT_STA_GOT_IP:
return SYSTEM_EVENT_STA_GOT_IP;
case IP_EVENT_STA_LOST_IP:
return SYSTEM_EVENT_STA_LOST_IP;
case IP_EVENT_AP_STAIPASSIGNED:
return SYSTEM_EVENT_AP_STAIPASSIGNED;
case IP_EVENT_GOT_IP6:
return SYSTEM_EVENT_GOT_IP6;
case IP_EVENT_ETH_GOT_IP:
return SYSTEM_EVENT_ETH_GOT_IP;
default:
ESP_LOGE(TAG, "invalid ip event id %d", event_id);
return SYSTEM_EVENT_MAX;
}
}
static system_event_id_t esp_event_legacy_event_id(esp_event_base_t event_base, int32_t event_id)
{
if (event_base == WIFI_EVENT) {
return esp_event_legacy_wifi_event_id(event_id);
} else if (event_base == IP_EVENT) {
return esp_event_legacy_ip_event_id(event_id);
} else {
ESP_LOGE(TAG, "invalid event base %s", event_base);
return SYSTEM_EVENT_MAX;
}
}
esp_err_t esp_event_send(system_event_t *event)
{
// send the event to the new style event loop
esp_err_t err = esp_event_send_to_default_loop(event);
if (err != ESP_OK) {
return err;
}
// send the event to the legacy event loop
err = esp_event_send_legacy(event);
if (err != ESP_OK) {
return err;
}
return ESP_OK;
}
esp_err_t esp_event_send_internal(esp_event_base_t event_base,
int32_t event_id,
void* event_data,
size_t event_data_size,
TickType_t ticks_to_wait)
{
system_event_t event;
// send the event to the new style event loop
esp_err_t err = esp_event_post(event_base, event_id, event_data, event_data_size, ticks_to_wait);
if (err != ESP_OK) {
return err;
}
event.event_id = esp_event_legacy_event_id(event_base, event_id);
if (event_data) {
memcpy(&event.event_info, event_data, event_data_size);
}
return esp_event_send_legacy(&event);
}