188 lines
8.1 KiB
C
188 lines
8.1 KiB
C
// Copyright 2015-2016 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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#ifndef __ESP_EVENT_H__
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#define __ESP_EVENT_H__
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#include <stdint.h>
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#include <stdbool.h>
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#include "esp_err.h"
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#include "esp_wifi_types.h"
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#include "tcpip_adapter.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum {
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SYSTEM_EVENT_WIFI_READY = 0, /**< ESP32 WiFi ready */
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SYSTEM_EVENT_SCAN_DONE, /**< ESP32 finish scanning AP */
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SYSTEM_EVENT_STA_START, /**< ESP32 station start */
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SYSTEM_EVENT_STA_STOP, /**< ESP32 station stop */
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SYSTEM_EVENT_STA_CONNECTED, /**< ESP32 station connected to AP */
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SYSTEM_EVENT_STA_DISCONNECTED, /**< ESP32 station disconnected from AP */
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SYSTEM_EVENT_STA_AUTHMODE_CHANGE, /**< the auth mode of AP connected by ESP32 station changed */
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SYSTEM_EVENT_STA_GOT_IP, /**< ESP32 station got IP from connected AP */
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SYSTEM_EVENT_STA_LOST_IP, /**< ESP32 station lost IP and the IP is reset to 0 */
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SYSTEM_EVENT_STA_WPS_ER_SUCCESS, /**< ESP32 station wps succeeds in enrollee mode */
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SYSTEM_EVENT_STA_WPS_ER_FAILED, /**< ESP32 station wps fails in enrollee mode */
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SYSTEM_EVENT_STA_WPS_ER_TIMEOUT, /**< ESP32 station wps timeout in enrollee mode */
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SYSTEM_EVENT_STA_WPS_ER_PIN, /**< ESP32 station wps pin code in enrollee mode */
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SYSTEM_EVENT_AP_START, /**< ESP32 soft-AP start */
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SYSTEM_EVENT_AP_STOP, /**< ESP32 soft-AP stop */
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SYSTEM_EVENT_AP_STACONNECTED, /**< a station connected to ESP32 soft-AP */
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SYSTEM_EVENT_AP_STADISCONNECTED, /**< a station disconnected from ESP32 soft-AP */
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SYSTEM_EVENT_AP_STAIPASSIGNED, /**< ESP32 soft-AP assign an IP to a connected station */
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SYSTEM_EVENT_AP_PROBEREQRECVED, /**< Receive probe request packet in soft-AP interface */
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SYSTEM_EVENT_GOT_IP6, /**< ESP32 station or ap or ethernet interface v6IP addr is preferred */
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SYSTEM_EVENT_ETH_START, /**< ESP32 ethernet start */
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SYSTEM_EVENT_ETH_STOP, /**< ESP32 ethernet stop */
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SYSTEM_EVENT_ETH_CONNECTED, /**< ESP32 ethernet phy link up */
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SYSTEM_EVENT_ETH_DISCONNECTED, /**< ESP32 ethernet phy link down */
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SYSTEM_EVENT_ETH_GOT_IP, /**< ESP32 ethernet got IP from connected AP */
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SYSTEM_EVENT_MAX
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} system_event_id_t;
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/* add this macro define for compatible with old IDF version */
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#ifndef SYSTEM_EVENT_AP_STA_GOT_IP6
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#define SYSTEM_EVENT_AP_STA_GOT_IP6 SYSTEM_EVENT_GOT_IP6
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#endif
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typedef enum {
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WPS_FAIL_REASON_NORMAL = 0, /**< ESP32 WPS normal fail reason */
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WPS_FAIL_REASON_RECV_M2D, /**< ESP32 WPS receive M2D frame */
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WPS_FAIL_REASON_MAX
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}system_event_sta_wps_fail_reason_t;
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typedef struct {
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uint32_t status; /**< status of scanning APs */
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uint8_t number;
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uint8_t scan_id;
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} system_event_sta_scan_done_t;
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typedef struct {
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uint8_t ssid[32]; /**< SSID of connected AP */
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uint8_t ssid_len; /**< SSID length of connected AP */
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uint8_t bssid[6]; /**< BSSID of connected AP*/
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uint8_t channel; /**< channel of connected AP*/
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wifi_auth_mode_t authmode;
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} system_event_sta_connected_t;
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typedef struct {
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uint8_t ssid[32]; /**< SSID of disconnected AP */
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uint8_t ssid_len; /**< SSID length of disconnected AP */
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uint8_t bssid[6]; /**< BSSID of disconnected AP */
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uint8_t reason; /**< reason of disconnection */
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} system_event_sta_disconnected_t;
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typedef struct {
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wifi_auth_mode_t old_mode; /**< the old auth mode of AP */
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wifi_auth_mode_t new_mode; /**< the new auth mode of AP */
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} system_event_sta_authmode_change_t;
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typedef struct {
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tcpip_adapter_ip_info_t ip_info;
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bool ip_changed;
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} system_event_sta_got_ip_t;
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typedef struct {
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uint8_t pin_code[8]; /**< PIN code of station in enrollee mode */
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} system_event_sta_wps_er_pin_t;
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typedef struct {
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tcpip_adapter_if_t if_index;
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tcpip_adapter_ip6_info_t ip6_info;
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} system_event_got_ip6_t;
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typedef struct {
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uint8_t mac[6]; /**< MAC address of the station connected to ESP32 soft-AP */
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uint8_t aid; /**< the aid that ESP32 soft-AP gives to the station connected to */
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} system_event_ap_staconnected_t;
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typedef struct {
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uint8_t mac[6]; /**< MAC address of the station disconnects to ESP32 soft-AP */
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uint8_t aid; /**< the aid that ESP32 soft-AP gave to the station disconnects to */
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} system_event_ap_stadisconnected_t;
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typedef struct {
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int rssi; /**< Received probe request signal strength */
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uint8_t mac[6]; /**< MAC address of the station which send probe request */
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} system_event_ap_probe_req_rx_t;
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typedef union {
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system_event_sta_connected_t connected; /**< ESP32 station connected to AP */
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system_event_sta_disconnected_t disconnected; /**< ESP32 station disconnected to AP */
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system_event_sta_scan_done_t scan_done; /**< ESP32 station scan (APs) done */
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system_event_sta_authmode_change_t auth_change; /**< the auth mode of AP ESP32 station connected to changed */
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system_event_sta_got_ip_t got_ip; /**< ESP32 station got IP, first time got IP or when IP is changed */
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system_event_sta_wps_er_pin_t sta_er_pin; /**< ESP32 station WPS enrollee mode PIN code received */
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system_event_sta_wps_fail_reason_t sta_er_fail_reason;/**< ESP32 station WPS enrollee mode failed reason code received */
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system_event_ap_staconnected_t sta_connected; /**< a station connected to ESP32 soft-AP */
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system_event_ap_stadisconnected_t sta_disconnected; /**< a station disconnected to ESP32 soft-AP */
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system_event_ap_probe_req_rx_t ap_probereqrecved; /**< ESP32 soft-AP receive probe request packet */
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system_event_got_ip6_t got_ip6; /**< ESP32 station or ap or ethernet ipv6 addr state change to preferred */
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} system_event_info_t;
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typedef struct {
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system_event_id_t event_id; /**< event ID */
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system_event_info_t event_info; /**< event information */
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} system_event_t;
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typedef esp_err_t (*system_event_handler_t)(system_event_t *event);
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/**
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* @brief Send a event to event task
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*
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* @attention 1. Other task/modules, such as the TCPIP module, can call this API to send an event to event task
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*
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* @param system_event_t * event : event
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*
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* @return ESP_OK : succeed
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* @return others : fail
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*/
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esp_err_t esp_event_send(system_event_t *event);
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/**
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* @brief Default event handler for system events
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*
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* This function performs default handling of system events.
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* When using esp_event_loop APIs, it is called automatically before invoking the user-provided
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* callback function.
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*
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* Applications which implement a custom event loop must call this function
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* as part of event processing.
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*
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* @param event pointer to event to be handled
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* @return ESP_OK if an event was handled successfully
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*/
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esp_err_t esp_event_process_default(system_event_t *event);
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/**
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* @brief Install default event handlers for Ethernet interface
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*
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*/
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void esp_event_set_default_eth_handlers();
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/**
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* @brief Install default event handlers for Wi-Fi interfaces (station and AP)
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*
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*/
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void esp_event_set_default_wifi_handlers();
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#ifdef __cplusplus
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}
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#endif
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#endif /* __ESP_EVENT_H__ */
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