mirror of
https://github.com/espressif/ESP8266_RTOS_SDK.git
synced 2025-07-15 08:32:42 +08:00
feat(wifi): Add wifi event APIs according to IDF
This commit is contained in:
Zhang Jun Hao
182
components/esp8266/include/esp_event.h
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182
components/esp8266/include/esp_event.h
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@ -0,0 +1,182 @@
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// 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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// 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 "lwip/ip_addr.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, /**< ESP8266 WiFi ready */
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SYSTEM_EVENT_SCAN_DONE, /**< ESP8266 finish scanning AP */
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SYSTEM_EVENT_STA_START, /**< ESP8266 station start */
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SYSTEM_EVENT_STA_STOP, /**< ESP8266 station stop */
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SYSTEM_EVENT_STA_CONNECTED, /**< ESP8266 station connected to AP */
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SYSTEM_EVENT_STA_DISCONNECTED, /**< ESP8266 station disconnected from AP */
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SYSTEM_EVENT_STA_AUTHMODE_CHANGE, /**< the auth mode of AP connected by ESP8266 station changed */
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SYSTEM_EVENT_STA_GOT_IP, /**< ESP8266 station got IP from connected AP */
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SYSTEM_EVENT_STA_LOST_IP, /**< ESP8266 station lost IP and the IP is reset to 0 */
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SYSTEM_EVENT_STA_WPS_ER_SUCCESS, /**< ESP8266 station wps succeeds in enrollee mode */
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SYSTEM_EVENT_STA_WPS_ER_FAILED, /**< ESP8266 station wps fails in enrollee mode */
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SYSTEM_EVENT_STA_WPS_ER_TIMEOUT, /**< ESP8266 station wps timeout in enrollee mode */
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SYSTEM_EVENT_STA_WPS_ER_PIN, /**< ESP8266 station wps pin code in enrollee mode */
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SYSTEM_EVENT_AP_START, /**< ESP8266 soft-AP start */
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SYSTEM_EVENT_AP_STOP, /**< ESP8266 soft-AP stop */
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SYSTEM_EVENT_AP_STACONNECTED, /**< a station connected to ESP8266 soft-AP */
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SYSTEM_EVENT_AP_STADISCONNECTED, /**< a station disconnected from ESP8266 soft-AP */
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SYSTEM_EVENT_AP_PROBEREQRECVED, /**< Receive probe request packet in soft-AP interface */
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SYSTEM_EVENT_GOT_IP6, /**< ESP8266 station or ap or ethernet interface v6IP addr is preferred */
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SYSTEM_EVENT_ETH_START, /**< ESP8266 ethernet start */
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SYSTEM_EVENT_ETH_STOP, /**< ESP8266 ethernet stop */
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SYSTEM_EVENT_ETH_CONNECTED, /**< ESP8266 ethernet phy link up */
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SYSTEM_EVENT_ETH_DISCONNECTED, /**< ESP8266 ethernet phy link down */
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SYSTEM_EVENT_ETH_GOT_IP, /**< ESP8266 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, /**< ESP8266 WPS normal fail reason */
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WPS_FAIL_REASON_RECV_M2D, /**< ESP8266 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 ESP8266 soft-AP */
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uint8_t aid; /**< the aid that ESP8266 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 ESP8266 soft-AP */
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uint8_t aid; /**< the aid that ESP8266 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; /**< ESP8266 station connected to AP */
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system_event_sta_disconnected_t disconnected; /**< ESP8266 station disconnected to AP */
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system_event_sta_scan_done_t scan_done; /**< ESP8266 station scan (APs) done */
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system_event_sta_authmode_change_t auth_change; /**< the auth mode of AP ESP8266 station connected to changed */
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system_event_sta_got_ip_t got_ip; /**< ESP8266 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; /**< ESP8266 station WPS enrollee mode PIN code received */
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system_event_sta_wps_fail_reason_t sta_er_fail_reason;/**< ESP8266 station WPS enrollee mode failed reason code received */
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system_event_ap_staconnected_t sta_connected; /**< a station connected to ESP8266 soft-AP */
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system_event_ap_stadisconnected_t sta_disconnected; /**< a station disconnected to ESP8266 soft-AP */
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system_event_ap_probe_req_rx_t ap_probereqrecved; /**< ESP8266 soft-AP receive probe request packet */
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system_event_got_ip6_t got_ip6; /**< ESP8266 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 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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81
components/esp8266/include/esp_event_loop.h
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81
components/esp8266/include/esp_event_loop.h
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@ -0,0 +1,81 @@
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// 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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// 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_LOOP_H__
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#define __ESP_EVENT_LOOP_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_event.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/queue.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Application specified event callback function
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*
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* @param void *ctx : reserved for user
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* @param system_event_t *event : event type defined in this file
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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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typedef esp_err_t (*system_event_cb_t)(void *ctx, system_event_t *event);
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/**
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* @brief Initialize event loop
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* Create the event handler and task
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*
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* @param system_event_cb_t cb : application specified event callback, it can be modified by call esp_event_set_cb
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* @param void *ctx : reserved for user
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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_loop_init(system_event_cb_t cb, void *ctx);
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/**
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* @brief Set application specified event callback function
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*
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* @attention 1. If cb is NULL, means application don't need to handle
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* If cb is not NULL, it will be call when an event is received, after the default event callback is completed
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*
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* @param system_event_cb_t cb : callback
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* @param void *ctx : reserved for user
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*
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* @return system_event_cb_t : old callback
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*/
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system_event_cb_t esp_event_loop_set_cb(system_event_cb_t cb, void *ctx);
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/**
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* @brief Get the queue used by event loop
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*
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* @attention : currently this API is used to initialize "q" parameter
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* of wifi_init structure.
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*
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* @return QueueHandle_t : event queue handle
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*/
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QueueHandle_t esp_event_loop_get_queue(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __ESP_EVENT_LOOP_H__ */
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121
components/esp8266/source/event_default_handlers.c
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121
components/esp8266/source/event_default_handlers.c
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@ -0,0 +1,121 @@
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// 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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// 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.
|
||||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
|
||||
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#include <stddef.h>
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#include <stdlib.h>
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#include <string.h>
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#include "esp_err.h"
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#include "esp_wifi.h"
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#include "esp_event.h"
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#include "esp_event_loop.h"
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#include "esp_system.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/queue.h"
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#include "freertos/semphr.h"
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#include "tcpip_adapter.h"
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#include "esp_log.h"
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static const char* TAG = "event";
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typedef esp_err_t (*system_event_handler_t)(system_event_t *e);
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static esp_err_t system_event_ap_start_handle_default(system_event_t *event);
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static esp_err_t system_event_ap_stop_handle_default(system_event_t *event);
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static esp_err_t system_event_sta_start_handle_default(system_event_t *event);
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static esp_err_t system_event_sta_stop_handle_default(system_event_t *event);
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static esp_err_t system_event_sta_connected_handle_default(system_event_t *event);
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static esp_err_t system_event_sta_disconnected_handle_default(system_event_t *event);
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static esp_err_t system_event_sta_got_ip_default(system_event_t *event);
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static esp_err_t system_event_sta_lost_ip_default(system_event_t *event);
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/* Default event handler functions
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Any entry in this table which is disabled by config will have a NULL handler.
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*/
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static system_event_handler_t default_event_handlers[SYSTEM_EVENT_MAX] = { 0 };
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static esp_err_t system_event_sta_got_ip_default(system_event_t *event)
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{
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return ESP_OK;
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}
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static esp_err_t system_event_sta_lost_ip_default(system_event_t *event)
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{
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return ESP_OK;
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}
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esp_err_t system_event_ap_start_handle_default(system_event_t *event)
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{
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return ESP_OK;
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}
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esp_err_t system_event_ap_stop_handle_default(system_event_t *event)
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{
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return ESP_OK;
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}
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esp_err_t system_event_sta_start_handle_default(system_event_t *event)
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{
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return ESP_OK;
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}
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esp_err_t system_event_sta_stop_handle_default(system_event_t *event)
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{
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return ESP_OK;
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}
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esp_err_t system_event_sta_connected_handle_default(system_event_t *event)
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{
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return ESP_OK;
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}
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esp_err_t system_event_sta_disconnected_handle_default(system_event_t *event)
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{
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return ESP_OK;
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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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if (event == NULL) {
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return ESP_FAIL;
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}
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if ((event->event_id < SYSTEM_EVENT_MAX)) {
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if (default_event_handlers[event->event_id] != NULL) {
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default_event_handlers[event->event_id](event);
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}
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} else {
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return ESP_FAIL;
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}
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return ESP_OK;
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}
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void esp_event_set_default_wifi_handlers()
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{
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default_event_handlers[SYSTEM_EVENT_STA_START] = system_event_sta_start_handle_default;
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default_event_handlers[SYSTEM_EVENT_STA_STOP] = system_event_sta_stop_handle_default;
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default_event_handlers[SYSTEM_EVENT_STA_CONNECTED] = system_event_sta_connected_handle_default;
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default_event_handlers[SYSTEM_EVENT_STA_DISCONNECTED] = system_event_sta_disconnected_handle_default;
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default_event_handlers[SYSTEM_EVENT_STA_GOT_IP] = system_event_sta_got_ip_default;
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default_event_handlers[SYSTEM_EVENT_STA_LOST_IP] = system_event_sta_lost_ip_default;
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default_event_handlers[SYSTEM_EVENT_AP_START] = system_event_ap_start_handle_default;
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default_event_handlers[SYSTEM_EVENT_AP_STOP] = system_event_ap_stop_handle_default;
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}
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111
components/esp8266/source/event_loop.c
Normal file
111
components/esp8266/source/event_loop.c
Normal file
@ -0,0 +1,111 @@
|
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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 <stddef.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "esp_err.h"
|
||||
#include "esp_wifi.h"
|
||||
#include "esp_event.h"
|
||||
#include "esp_event_loop.h"
|
||||
#include "esp_wifi_osi.h"
|
||||
|
||||
#include "esp_log.h"
|
||||
#include "sdkconfig.h"
|
||||
|
||||
static const char* TAG = "event";
|
||||
static bool s_event_init_flag = false;
|
||||
static system_event_cb_t s_event_handler_cb = NULL;
|
||||
static void *s_event_ctx = NULL;
|
||||
static void *s_event_queue = NULL;
|
||||
|
||||
|
||||
static esp_err_t esp_event_post_to_user(system_event_t *event)
|
||||
{
|
||||
if (s_event_handler_cb) {
|
||||
return (*s_event_handler_cb)(s_event_ctx, event);
|
||||
}
|
||||
return ESP_OK;
|
||||
}
|
||||
|
||||
system_event_cb_t esp_event_loop_set_cb(system_event_cb_t cb, void *ctx)
|
||||
{
|
||||
system_event_cb_t old_cb = s_event_handler_cb;
|
||||
s_event_handler_cb = cb;
|
||||
s_event_ctx = ctx;
|
||||
return old_cb;
|
||||
}
|
||||
|
||||
esp_err_t esp_event_send(system_event_t *event)
|
||||
{
|
||||
if (s_event_queue == NULL) {
|
||||
ESP_LOGE(TAG, "Event loop not initialized via esp_event_loop_init, but esp_event_send called");
|
||||
return ESP_ERR_INVALID_STATE;
|
||||
}
|
||||
|
||||
portBASE_TYPE ret = wifi_queue_send(s_event_queue, event, 0, 1);
|
||||
if (ret != pdPASS) {
|
||||
if (event) {
|
||||
ESP_LOGE(TAG, "e=%d f", event->event_id);
|
||||
} else {
|
||||
ESP_LOGE(TAG, "e null");
|
||||
}
|
||||
return ESP_FAIL;
|
||||
}
|
||||
return ESP_OK;
|
||||
}
|
||||
|
||||
static void esp_event_loop_task(void *pvParameters)
|
||||
{
|
||||
while (1) {
|
||||
system_event_t evt;
|
||||
if (wifi_queue_recv(s_event_queue, &evt, OSI_FUNCS_TIME_BLOCKING) == pdPASS) {
|
||||
esp_err_t ret = esp_event_process_default(&evt);
|
||||
if (ret != ESP_OK) {
|
||||
ESP_LOGE(TAG, "default event handler failed!");
|
||||
}
|
||||
ret = esp_event_post_to_user(&evt);
|
||||
if (ret != ESP_OK) {
|
||||
ESP_LOGE(TAG, "post event to user fail!");
|
||||
}
|
||||
} else {
|
||||
ESP_LOGE(TAG, "esp_event_loop_task end");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
QueueHandle_t esp_event_loop_get_queue(void)
|
||||
{
|
||||
return s_event_queue;
|
||||
}
|
||||
|
||||
esp_err_t esp_event_loop_init(system_event_cb_t cb, void *ctx)
|
||||
{
|
||||
if (s_event_init_flag) {
|
||||
return ESP_FAIL;
|
||||
}
|
||||
s_event_handler_cb = cb;
|
||||
s_event_ctx = ctx;
|
||||
s_event_queue = wifi_queue_create(32, sizeof(system_event_t));
|
||||
if(s_event_queue == NULL)
|
||||
return ESP_ERR_NO_MEM;
|
||||
if(wifi_task_create(esp_event_loop_task, "esp_event_loop_task", 2048, NULL, 2) == NULL) {
|
||||
return ESP_ERR_NO_MEM;
|
||||
}
|
||||
s_event_handler_cb = cb;
|
||||
s_event_ctx = ctx;
|
||||
s_event_init_flag = true;
|
||||
return ESP_OK;
|
||||
}
|
||||
Reference in New Issue
Block a user