107 lines
3.0 KiB
C
107 lines
3.0 KiB
C
/* SPDX-License-Identifier: GPL-3.0-only */
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/* Native ESP-IDF Wi-Fi lifecycle and connection policy manager. */
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#pragma once
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#include <stdbool.h>
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#include <stdint.h>
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#include "esp_err.h"
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#include "esp_wifi_types.h"
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#include "wifi_config.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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WIFI_MANAGER_STATE_STOPPED = 0,
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WIFI_MANAGER_STATE_STARTING,
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WIFI_MANAGER_STATE_CONNECTING,
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WIFI_MANAGER_STATE_WAITING_IP,
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WIFI_MANAGER_STATE_ONLINE,
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WIFI_MANAGER_STATE_BACKOFF,
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WIFI_MANAGER_STATE_AP_ONLY,
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WIFI_MANAGER_STATE_ERROR,
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} wifi_manager_state_t;
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typedef struct {
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uint64_t starts;
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uint64_t stops;
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uint64_t applies;
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uint64_t connect_attempts;
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uint64_t associations;
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uint64_t got_ip;
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uint64_t disconnects;
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uint64_t profile_cycles;
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uint64_t retries;
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uint64_t ap_starts;
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uint64_t ap_stops;
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uint64_t client_joins;
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uint64_t client_leaves;
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uint64_t queue_drops;
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} wifi_manager_counters_t;
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typedef struct {
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bool initialized;
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bool started;
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wifi_manager_state_t state;
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/* -1 means that no station profile is currently being attempted or used. */
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int8_t active_profile;
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uint8_t sta_ssid_len;
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char sta_ssid[WIFI_CONFIG_SSID_MAX_LEN + 1U];
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uint32_t ip;
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uint32_t netmask;
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uint32_t gateway;
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uint8_t sta_channel;
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int8_t sta_rssi;
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wifi_auth_mode_t sta_auth;
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wifi_config_ap_policy_t ap_policy;
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bool ap_running;
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uint8_t ap_ssid_len;
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char ap_ssid[WIFI_CONFIG_SSID_MAX_LEN + 1U];
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uint8_t ap_client_count;
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uint8_t ap_channel;
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uint16_t last_disconnect_reason;
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esp_err_t last_error;
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uint32_t retry_seconds;
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uint32_t config_generation;
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wifi_manager_counters_t counters;
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} wifi_manager_snapshot_t;
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/*
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* Initializes ESP-NETIF, the default event loop, both default Wi-Fi netifs,
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* Wi-Fi itself, and the permanent policy task. The manager never aborts the
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* application on failure; callers may keep UART/USB services operational.
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*/
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esp_err_t wifi_manager_init(const wifi_app_config_t *config);
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/* Returns a copy of the RAM working configuration, including credentials. */
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esp_err_t wifi_manager_get_working_config(wifi_app_config_t *config);
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/*
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* Replaces the RAM working configuration. Application is asynchronous; when
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* Wi-Fi is running, the manager task restarts it using the newest generation.
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*/
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esp_err_t wifi_manager_apply_working_config(const wifi_app_config_t *config);
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/* Lifecycle requests are asynchronous and serialized by the manager task. */
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esp_err_t wifi_manager_start(void);
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esp_err_t wifi_manager_stop(void);
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esp_err_t wifi_manager_reconnect(void);
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/* Advance to the next enabled station profile in priority order, wrapping safely. */
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esp_err_t wifi_manager_next_profile(void);
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/* Snapshot data never contains station or AP passwords. */
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esp_err_t wifi_manager_get_snapshot(wifi_manager_snapshot_t *snapshot);
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esp_err_t wifi_manager_clear_counters(void);
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const char *wifi_manager_state_to_string(wifi_manager_state_t state);
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#ifdef __cplusplus
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}
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#endif
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