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ESPHome 2026.5.0-dev
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This component is responsible for managing the ESP WiFi interface. More...
#include <wifi_component.h>
Public Member Functions | |
| WiFiComponent () | |
| Construct a WiFiComponent. | |
| void | set_sta (const WiFiAP &ap) |
| WiFiAP | get_sta () const |
| void | init_sta (size_t count) |
| void | add_sta (const WiFiAP &ap) |
| void | clear_sta () |
| void | set_ap (const WiFiAP &ap) |
| Setup an Access Point that should be created if no connection to a station can be made. | |
| WiFiAP | get_ap () |
| void | set_ap_timeout (uint32_t ap_timeout) |
| void | enable () |
| void | disable () |
| bool | is_disabled () |
| void | start_scanning () |
| void | check_scanning_finished () |
| void | start_connecting (const WiFiAP &ap) |
| void | start_connecting (const WiFiAP &ap, bool) |
| void | check_connecting_finished (uint32_t now) |
| void | retry_connect () |
| void | set_reboot_timeout (uint32_t reboot_timeout) |
| bool | is_connected () const |
| void | set_power_save_mode (WiFiPowerSaveMode power_save) |
| void | set_min_auth_mode (WifiMinAuthMode min_auth_mode) |
| void | set_output_power (float output_power) |
| void | set_band_mode (wifi_band_mode_t band_mode) |
| void | set_passive_scan (bool passive) |
| void | save_wifi_sta (const std::string &ssid, const std::string &password) |
| void | save_wifi_sta (const char *ssid, const char *password) |
| void | save_wifi_sta (StringRef ssid, StringRef password) |
| void | setup () override |
| Setup WiFi interface. | |
| void | start () |
| void | dump_config () override |
| void | restart_adapter () |
| float | get_setup_priority () const override |
| WIFI setup_priority. | |
| void | loop () override |
| Reconnect WiFi if required. | |
| bool | has_sta () const |
| bool | has_ap () const |
| bool | is_ap_active () const |
| void | set_btm (bool btm) |
| void | set_rrm (bool rrm) |
| network::IPAddress | get_dns_address (int num) |
| network::IPAddresses | get_ip_addresses () |
| const char * | get_use_address () const |
| void | set_use_address (const char *use_address) |
| const wifi_scan_vector_t< WiFiScanResult > & | get_scan_result () const |
| network::IPAddress | wifi_soft_ap_ip () |
| bool | has_sta_priority (const bssid_t &bssid) |
| int8_t | get_sta_priority (const bssid_t bssid) |
| void | set_sta_priority (bssid_t bssid, int8_t priority) |
| network::IPAddresses | wifi_sta_ip_addresses () |
| ESPDEPRECATED("Use wifi_ssid_to() instead. Removed in 2026.9.0", "2026.3.0") std const char * | wifi_ssid_to (std::span< char, SSID_BUFFER_SIZE > buffer) |
| Write SSID to buffer without heap allocation. | |
| bssid_t | wifi_bssid () |
| int8_t | wifi_rssi () |
| void | set_enable_on_boot (bool enable_on_boot) |
| void | set_keep_scan_results (bool keep_scan_results) |
| void | set_post_connect_roaming (bool enabled) |
| Trigger * | get_connect_trigger () |
| Trigger * | get_disconnect_trigger () |
| int32_t | get_wifi_channel () |
| void | add_ip_state_listener (WiFiIPStateListener *listener) |
| Add a listener for IP state changes. | |
| void | add_scan_results_listener (WiFiScanResultsListener *listener) |
| Add a listener for WiFi scan results. | |
| void | add_connect_state_listener (WiFiConnectStateListener *listener) |
| Add a listener for WiFi connection state changes. | |
| void | add_power_save_listener (WiFiPowerSaveListener *listener) |
| Add a listener for WiFi power save mode changes. | |
| bool | request_high_performance () |
| Request high-performance mode (no power saving) for improved WiFi latency. | |
| bool | release_high_performance () |
| Release a high-performance mode request. | |
Public Member Functions inherited from esphome::Component | |
| float | get_actual_setup_priority () const |
| void | set_setup_priority (float priority) |
| void | call () |
| virtual void | on_shutdown () |
| virtual void | on_safe_shutdown () |
| virtual bool | teardown () |
| Called during teardown to allow component to gracefully finish operations. | |
| virtual void | on_powerdown () |
| Called after teardown is complete to power down hardware. | |
| uint8_t | get_component_state () const |
| void | reset_to_construction_state () |
| Reset this component back to the construction state to allow setup to run again. | |
| bool | is_in_loop_state () const |
| Check if this component has completed setup and is in the loop state. | |
| bool | is_idle () const |
| Check if this component is idle. | |
| void | mark_failed () |
| Mark this component as failed. | |
| ESPDEPRECATED ("Use mark_failed(LOG_STR(\"static string literal\")) instead. Do NOT use .c_str() from temporary " "strings. Will stop working in 2026.6.0", "2025.12.0") void mark_failed(const char *message) | |
| void | mark_failed (const LogString *message) |
| void | disable_loop () |
| Disable this component's loop. | |
| void | enable_loop () |
| Enable this component's loop. | |
| void | enable_loop_soon_any_context () |
| Thread and ISR-safe version of enable_loop() that can be called from any context. | |
| bool | is_failed () const |
| bool | is_ready () const |
| virtual bool | can_proceed () |
| bool | status_has_warning () const |
| bool | status_has_error () const |
| void | status_set_warning () |
| void | status_set_warning (const char *message) |
| void | status_set_warning (const LogString *message) |
| void | status_set_error () |
| ESPDEPRECATED ("Use status_set_error(LOG_STR(\"static string literal\")) instead. Do NOT use .c_str() from temporary " "strings. Will stop working in 2026.6.0", "2025.12.0") void status_set_error(const char *message) | |
| void | status_set_error (const LogString *message) |
| void | status_clear_warning () |
| void | status_clear_error () |
| void | status_momentary_warning (const char *name, uint32_t length=5000) |
| Set warning status flag and automatically clear it after a timeout. | |
| void | status_momentary_error (const char *name, uint32_t length=5000) |
| Set error status flag and automatically clear it after a timeout. | |
| bool | has_overridden_loop () const |
| const LogString * | get_component_log_str () const ESPHOME_ALWAYS_INLINE |
| Get the integration where this component was declared as a LogString for logging. | |
| bool | should_warn_of_blocking (uint32_t blocking_time) |
Protected Member Functions | |
| void | setup_ap_config_ () |
| void | print_connect_params_ () |
| WiFiAP | build_params_for_current_phase_ () |
| WiFiRetryPhase | determine_next_phase_ () |
| Determine next retry phase based on current state and failure conditions. | |
| bool | transition_to_phase_ (WiFiRetryPhase new_phase) |
| Transition to a new retry phase with logging Returns true if a scan was started (caller should wait), false otherwise. | |
| bool | needs_scan_results_ () const |
| Check if we need valid scan results for the current phase but don't have any Returns true if the phase requires scan results but they're missing or don't match. | |
| bool | went_through_explicit_hidden_phase_ () const |
| Check if we went through EXPLICIT_HIDDEN phase (first network is marked hidden) Used in RETRY_HIDDEN to determine whether to skip explicitly hidden networks. | |
| int8_t | find_first_non_hidden_index_ () const |
| Find the index of the first non-hidden network Returns where EXPLICIT_HIDDEN phase would have stopped, or -1 if all networks are hidden. | |
| bool | ssid_was_seen_in_scan_ (const CompactString &ssid) const |
| Check if an SSID was seen in the most recent scan results Used to skip hidden mode for SSIDs we know are visible. | |
| bool | needs_full_scan_results_ () const |
| Check if full scan results are needed (captive portal active, improv, listeners) | |
| bool | matches_configured_network_ (const char *ssid, const uint8_t *bssid) const |
| Check if network matches any configured network (for scan result filtering) Matches by SSID when configured, or by BSSID for BSSID-only configs. | |
| void | log_discarded_scan_result_ (const char *ssid, const uint8_t *bssid, int8_t rssi, uint8_t channel) |
| Log a discarded scan result at VERBOSE level (skipped during roaming scans to avoid log overflow) | |
| int8_t | find_next_hidden_sta_ (int8_t start_index) |
| Find next SSID that wasn't in scan results (might be hidden) Returns index of next potentially hidden SSID, or -1 if none found. | |
| void | log_and_adjust_priority_for_failed_connect_ () |
| Log failed connection and decrease BSSID priority to avoid repeated attempts. | |
| void | clear_all_bssid_priorities_ () |
| Clear all BSSID priority penalties after successful connection (stale after disconnect) | |
| void | clear_priorities_if_all_min_ () |
| Clear BSSID priority tracking if all priorities are at minimum (saves memory) | |
| void | advance_to_next_target_or_increment_retry_ () |
| Advance to next target (AP/SSID) within current phase, or increment retry counter Called when staying in the same phase after a failed connection attempt. | |
| void | start_initial_connection_ () |
| Start initial connection - either scan or connect directly to hidden networks. | |
| const WiFiAP * | get_selected_sta_ () const |
| void | reset_selected_ap_to_first_if_invalid_ () |
| bool | all_networks_hidden_ () const |
| void | connect_soon_ () |
| void | wifi_loop_ () |
| void | process_pending_callbacks_ () |
| bool | wifi_mode_ (optional< bool > sta, optional< bool > ap) |
| bool | wifi_sta_pre_setup_ () |
| bool | wifi_apply_output_power_ (float output_power) |
| bool | wifi_apply_power_save_ () |
| bool | wifi_apply_band_mode_ () |
| bool | wifi_sta_ip_config_ (const optional< ManualIP > &manual_ip) |
| bool | wifi_apply_hostname_ () |
| bool | wifi_sta_connect_ (const WiFiAP &ap) |
| void | wifi_pre_setup_ () |
| WiFiSTAConnectStatus | wifi_sta_connect_status_ () const |
| bool | is_connected_ () const |
| void | update_connected_state_ () |
| bool | wifi_scan_start_ (bool passive) |
| bool | wifi_ap_ip_config_ (const optional< ManualIP > &manual_ip) |
| bool | wifi_start_ap_ (const WiFiAP &ap) |
| bool | wifi_disconnect_ () |
| network::IPAddress | wifi_subnet_mask_ () |
| network::IPAddress | wifi_gateway_ip_ () |
| network::IPAddress | wifi_dns_ip_ (int num) |
| bool | is_captive_portal_active_ () |
| bool | is_esp32_improv_active_ () |
| bool | load_fast_connect_settings_ (WiFiAP ¶ms) |
| void | save_fast_connect_settings_ () |
| void | check_roaming_ (uint32_t now) |
| void | process_roaming_scan_ () |
| void | clear_roaming_state_ () |
| void | release_scan_results_ () |
| Free scan results memory unless a component needs them. | |
| void | notify_connect_state_listeners_ () |
| Notify connect state listeners (called after state machine reaches STA_CONNECTED) | |
| void | notify_disconnect_state_listeners_ () |
| Notify connect state listeners of disconnection. | |
| void | notify_ip_state_listeners_ () |
| Notify IP state listeners with current addresses. | |
| void | notify_scan_results_listeners_ () |
| Notify scan results listeners with current scan results. | |
| void | wifi_scan_done_callback_ (void *arg, STATUS status) |
| void | wifi_process_event_ (IDFWiFiEvent *data) |
| void | wifi_scan_result (void *env, const cyw43_ev_scan_result_t *result) |
| void | wifi_event_callback_ (arduino_event_id_t event, arduino_event_info_t info) |
| void | wifi_process_event_ (LTWiFiEvent *event) |
| void | wifi_scan_done_callback_ () |
Protected Member Functions inherited from esphome::Component | |
| friend | void::setup () |
| friend | void::original_setup () |
| void | set_component_source_ (uint8_t index) |
| Set where this component was loaded from for some debug messages. | |
| virtual void | call_setup () |
| void | call_dump_config_ () |
| void | enable_loop_slow_path_ () |
| void | set_component_state_ (uint8_t state) |
| Helper to set component state (clears state bits and sets new state) | |
| bool | set_status_flag_ (uint8_t flag) |
| Helper to set a status LED flag on both this component and the app. | |
| void | set_interval (uint32_t id, uint32_t interval, std::function< void()> &&f) |
| Set an interval function with a numeric ID (zero heap allocation). | |
| void | set_interval (InternalSchedulerID id, uint32_t interval, std::function< void()> &&f) |
| void | set_interval (uint32_t interval, std::function< void()> &&f) |
| bool | cancel_interval (uint32_t id) |
| bool | cancel_interval (InternalSchedulerID id) |
| ESPDEPRECATED("set_retry is deprecated and will be removed in 2026.8.0. Use set_timeout or set_interval instead.", "2026.2.0") void set_retry(const std | ESPDEPRECATED ("set_retry is deprecated and will be removed in 2026.8.0. Use set_timeout or set_interval instead.", "2026.2.0") void set_retry(const char *name |
| ESPDEPRECATED ("set_retry is deprecated and will be removed in 2026.8.0. Use set_timeout or set_interval instead.", "2026.2.0") void set_retry(uint32_t id | |
| ESPDEPRECATED ("set_retry is deprecated and will be removed in 2026.8.0. Use set_timeout or set_interval instead.", "2026.2.0") void set_retry(uint32_t initial_wait_time | |
| ESPDEPRECATED("cancel_retry is deprecated and will be removed in 2026.8.0.", "2026.2.0") bool cancel_retry(const std | ESPDEPRECATED ("cancel_retry is deprecated and will be removed in 2026.8.0.", "2026.2.0") bool cancel_retry(const char *name) |
| ESPDEPRECATED ("cancel_retry is deprecated and will be removed in 2026.8.0.", "2026.2.0") bool cancel_retry(uint32_t id) | |
| void | set_timeout (uint32_t id, uint32_t timeout, std::function< void()> &&f) |
| Set a timeout function with a numeric ID (zero heap allocation). | |
| void | set_timeout (InternalSchedulerID id, uint32_t timeout, std::function< void()> &&f) |
| void | set_timeout (uint32_t timeout, std::function< void()> &&f) |
| bool | cancel_timeout (uint32_t id) |
| bool | cancel_timeout (InternalSchedulerID id) |
| void | defer (std::function< void()> &&f) |
| Defer a callback to the next loop() call. | |
| void | defer (uint32_t id, std::function< void()> &&f) |
| Defer a callback with a numeric ID (zero heap allocation) | |
| bool | cancel_defer (uint32_t id) |
| void | status_clear_warning_slow_path_ () |
| void | status_clear_error_slow_path_ () |
Static Protected Member Functions | |
| static void | wifi_event_callback (System_Event_t *event) |
| static void | s_wifi_scan_done_callback (void *arg, STATUS status) |
| static int | s_wifi_scan_result (void *env, const cyw43_ev_scan_result_t *result) |
Protected Attributes | ||
| FixedVector< WiFiAP > | sta_ | |
| std::vector< WiFiSTAPriority > | sta_priorities_ | |
| wifi_scan_vector_t< WiFiScanResult > | scan_result_ | |
| WiFiAP | ap_ | |
| StaticVector< WiFiIPStateListener *, ESPHOME_WIFI_IP_STATE_LISTENERS > | ip_state_listeners_ | |
| StaticVector< WiFiScanResultsListener *, ESPHOME_WIFI_SCAN_RESULTS_LISTENERS > | scan_results_listeners_ | |
| StaticVector< WiFiConnectStateListener *, ESPHOME_WIFI_CONNECT_STATE_LISTENERS > | connect_state_listeners_ | |
| StaticVector< WiFiPowerSaveListener *, ESPHOME_WIFI_POWER_SAVE_LISTENERS > | power_save_listeners_ | |
| ESPPreferenceObject | pref_ | |
| ESPPreferenceObject | fast_connect_pref_ | |
| Trigger | connect_trigger_ | |
| Trigger | disconnect_trigger_ | |
| SemaphoreHandle_t | high_performance_semaphore_ {nullptr} | |
| float | output_power_ {NAN} | |
| uint32_t | action_started_ | |
| uint32_t | last_connected_ {0} | |
| uint32_t | reboot_timeout_ {} | |
| uint32_t | roaming_last_check_ {0} | |
| uint32_t | roaming_scan_end_ {0} | |
| uint32_t | ap_timeout_ {} | |
| WiFiComponentState | state_ {WIFI_COMPONENT_STATE_OFF} | |
| WiFiPowerSaveMode | power_save_ {WIFI_POWER_SAVE_NONE} | |
| wifi_band_mode_t | band_mode_ {WIFI_BAND_MODE_AUTO} | |
| WifiMinAuthMode | min_auth_mode_ {WIFI_MIN_AUTH_MODE_WPA2} | |
| WiFiRetryPhase | retry_phase_ {WiFiRetryPhase::INITIAL_CONNECT} | |
| uint8_t | num_retried_ {0} | |
| int8_t | selected_sta_index_ {-1} | |
| uint8_t | roaming_attempts_ {0} | |
| uint8_t | num_ipv6_addresses_ {0} | |
| bool | error_from_callback_ {false} | |
| uint8_t | sta_state_ {0} | |
| RetryHiddenMode | retry_hidden_mode_ {RetryHiddenMode::BLIND_RETRY} | |
| RoamingState | roaming_state_ {RoamingState::IDLE} | |
| bssid_t | roaming_target_bssid_ {} | |
| WiFiPowerSaveMode | configured_power_save_ {WIFI_POWER_SAVE_NONE} | |
| struct { | ||
| bool connect_state: 1 | ||
| bool disconnect: 1 | ||
| bool got_ip: 1 | ||
| bool scan_complete: 1 | ||
| } | pending_ | |
| bool | has_ap_ {false} | |
| bool | handled_connected_state_ {false} | |
| bool | scan_done_ {false} | |
| bool | ap_setup_ {false} | |
| bool | ap_started_ {false} | |
| bool | passive_scan_ {false} | |
| bool | has_saved_wifi_settings_ {false} | |
| bool | btm_ {false} | |
| bool | rrm_ {false} | |
| bool | enable_on_boot_ {true} | |
| bool | got_ipv4_address_ {false} | |
| bool | keep_scan_results_ {false} | |
| bool | has_completed_scan_after_captive_portal_start_ | |
| bool | skip_cooldown_next_cycle_ {false} | |
| bool | connected_ {false} | |
| bool | post_connect_roaming_ {true} | |
| bool | is_high_performance_mode_ {false} | |
| LockFreeQueue< IDFWiFiEvent, 17 > | event_queue_ | |
Protected Attributes inherited from esphome::Component | ||
| ESPDEPRECATED("Use const char* or uint32_t overload instead. Removed in 2026.7.0", "2026.1.0") void set_interval(const std voi | set_interval )(const char *name, uint32_t interval, std::function< void()> &&f) | |
| Set an interval function with a unique name. | ||
| ESPDEPRECATED("Use const char* or uint32_t overload instead. Removed in 2026.7.0", "2026.1.0") bool cancel_interval(const std boo | cancel_interval )(const char *name) | |
| Cancel an interval function. | ||
| ESPDEPRECATED("set_retry is deprecated and will be removed in 2026.8.0. Use set_timeout or set_interval instead.", "2026.2.0") void set_retry(const std uint32_t | initial_wait_time | |
| ESPDEPRECATED("set_retry is deprecated and will be removed in 2026.8.0. Use set_timeout or set_interval instead.", "2026.2.0") void set_retry(const std uint32_t uint8_t | max_attempts | |
| ESPDEPRECATED("set_retry is deprecated and will be removed in 2026.8.0. Use set_timeout or set_interval instead.", "2026.2.0") void set_retry(const std uint32_t uint8_t std::function< RetryResult(uint8_t)> && | f | |
| ESPDEPRECATED("set_retry is deprecated and will be removed in 2026.8.0. Use set_timeout or set_interval instead.", "2026.2.0") void set_retry(const std uint32_t uint8_t std::function< RetryResult(uint8_t)> float | backoff_increase_factor = 1.0f) | |
| uint32_t | initial_wait_time | |
| uint32_t uint8_t | max_attempts | |
| uint32_t uint8_t std::function< RetryResult(uint8_t)> && | f | |
| uint32_t uint8_t std::function< RetryResult(uint8_t)> float | backoff_increase_factor = 1.0f) | |
| uint8_t | max_attempts | |
| uint8_t std::function< RetryResult(uint8_t)> && | f | |
| uint8_t std::function< RetryResult(uint8_t)> float | backoff_increase_factor = 1.0f) | |
| ESPDEPRECATED("Use const char* or uint32_t overload instead. Removed in 2026.7.0", "2026.1.0") void set_timeout(const std voi | set_timeout )(const char *name, uint32_t timeout, std::function< void()> &&f) | |
| Set a timeout function with a unique name. | ||
| ESPDEPRECATED("Use const char* or uint32_t overload instead. Removed in 2026.7.0", "2026.1.0") bool cancel_timeout(const std boo | cancel_timeout )(const char *name) | |
| Cancel a timeout function. | ||
| ESPDEPRECATED("Use const char* overload instead. Removed in 2026.7.0", "2026.1.0") void defer(const std voi | defer )(const char *name, std::function< void()> &&f) | |
| Defer a callback to the next loop() call. | ||
| ESPDEPRECATED("Use const char* overload instead. Removed in 2026.7.0", "2026.1.0") bool cancel_defer(const std boo | cancel_defer )(const char *name) | |
| Cancel a defer callback using the specified name, name must not be empty. | ||
| uint8_t | component_source_index_ {0} | |
| Index into component source PROGMEM lookup table (0 = not set) | ||
| uint8_t | warn_if_blocking_over_ {WARN_IF_BLOCKING_OVER_CS} | |
| Warn threshold in centiseconds (max 2550ms) | ||
| uint8_t | component_state_ {0x00} | |
| State of this component - each bit has a purpose: Bits 0-2: Component state (0x00=CONSTRUCTION, 0x01=SETUP, 0x02=LOOP, 0x03=FAILED, 0x04=LOOP_DONE) Bit 3: STATUS_LED_WARNING Bit 4: STATUS_LED_ERROR Bit 5: Has overridden loop() (set at registration time) Bits 6-7: Unused - reserved for future expansion. | ||
| volatile bool | pending_enable_loop_ {false} | |
| ISR-safe flag for enable_loop_soon_any_context. | ||
| ComponentRuntimeStats | runtime_stats_ | |
Static Protected Attributes | |
| static constexpr uint8_t | FIRST_5GHZ_CHANNEL = 36 |
| static constexpr uint32_t | ROAMING_CHECK_INTERVAL = 5 * 60 * 1000 |
| static constexpr int8_t | ROAMING_MIN_IMPROVEMENT = 10 |
| static constexpr int8_t | ROAMING_GOOD_RSSI = -49 |
| static constexpr uint8_t | ROAMING_MAX_ATTEMPTS = 3 |
| static constexpr uint32_t | ROAMING_SCAN_GRACE_PERIOD = 30 * 1000 |
This component is responsible for managing the ESP WiFi interface.
Definition at line 405 of file wifi_component.h.
| esphome::wifi::WiFiComponent::WiFiComponent | ( | ) |
Construct a WiFiComponent.
Definition at line 882 of file wifi_component.cpp.
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inline |
Add a listener for WiFi connection state changes.
Listener receives: SSID, BSSID
Definition at line 546 of file wifi_component.h.
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inline |
Add a listener for IP state changes.
Listener receives: IP addresses, DNS address 1, DNS address 2
Definition at line 534 of file wifi_component.h.
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inline |
Add a listener for WiFi power save mode changes.
Listener receives: WiFiPowerSaveMode
Definition at line 554 of file wifi_component.h.
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inline |
Add a listener for WiFi scan results.
Definition at line 538 of file wifi_component.h.
| void esphome::wifi::WiFiComponent::add_sta | ( | const WiFiAP & | ap | ) |
Definition at line 977 of file wifi_component.cpp.
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protected |
Advance to next target (AP/SSID) within current phase, or increment retry counter Called when staying in the same phase after a failed connection attempt.
Handle target advancement or retry counter increment when staying in the same phase This function is called when a connection attempt fails and determine_next_phase_() indicates we should stay in the current phase.
It decides whether to:
Phase-specific behavior:
Definition at line 2026 of file wifi_component.cpp.
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inlineprotected |
Definition at line 648 of file wifi_component.h.
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protected |
Definition at line 993 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::check_connecting_finished | ( | uint32_t | now | ) |
Definition at line 1537 of file wifi_component.cpp.
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protected |
Definition at line 2396 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::check_scanning_finished | ( | ) |
Definition at line 1420 of file wifi_component.cpp.
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protected |
Clear all BSSID priority penalties after successful connection (stale after disconnect)
Definition at line 1916 of file wifi_component.cpp.
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protected |
Clear BSSID priority tracking if all priorities are at minimum (saves memory)
Clear BSSID priority tracking if all priorities are at minimum (saves memory) At minimum priority, all BSSIDs are equally bad, so priority tracking is useless Called after failed connection attempts.
Definition at line 1925 of file wifi_component.cpp.
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protected |
Definition at line 2338 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::clear_sta | ( | ) |
Definition at line 978 of file wifi_component.cpp.
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protected |
Definition at line 1060 of file wifi_component.cpp.
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protected |
Determine next retry phase based on current state and failure conditions.
Determine the next retry phase based on current state and failure conditions This function examines the current retry phase, number of retries, and failure reasons to decide what phase to move to next.
It does not modify any state - it only returns the recommended next phase.
Definition at line 1681 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::disable | ( | ) |
Definition at line 1265 of file wifi_component.cpp.
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overridevirtual |
Reimplemented from esphome::Component.
Definition at line 1505 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::enable | ( | ) |
Definition at line 1256 of file wifi_component.cpp.
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Find the index of the first non-hidden network Returns where EXPLICIT_HIDDEN phase would have stopped, or -1 if all networks are hidden.
Definition at line 338 of file wifi_component.cpp.
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Find next SSID that wasn't in scan results (might be hidden) Returns index of next potentially hidden SSID, or -1 if none found.
| start_index | Start searching from index after this (-1 to start from beginning) |
Definition at line 526 of file wifi_component.cpp.
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Definition at line 426 of file wifi_component.h.
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Definition at line 522 of file wifi_component.h.
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Definition at line 525 of file wifi_component.h.
| network::IPAddress esphome::wifi::WiFiComponent::get_dns_address | ( | int | num | ) |
Definition at line 899 of file wifi_component.cpp.
| network::IPAddresses esphome::wifi::WiFiComponent::get_ip_addresses | ( | ) |
Definition at line 888 of file wifi_component.cpp.
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Definition at line 486 of file wifi_component.h.
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Definition at line 635 of file wifi_component.h.
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WIFI setup_priority.
Reimplemented from esphome::Component.
Definition at line 605 of file wifi_component.cpp.
| WiFiAP esphome::wifi::WiFiComponent::get_sta | ( | ) | const |
Definition at line 1036 of file wifi_component.cpp.
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Definition at line 497 of file wifi_component.h.
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Definition at line 483 of file wifi_component.h.
| int32_t esphome::wifi::WiFiComponent::get_wifi_channel | ( | ) |
Definition at line 929 of file wifi_component_esp8266.cpp.
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Definition at line 473 of file wifi_component.h.
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Definition at line 472 of file wifi_component.h.
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Definition at line 490 of file wifi_component.h.
| void esphome::wifi::WiFiComponent::init_sta | ( | size_t | count | ) |
Definition at line 976 of file wifi_component.cpp.
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Definition at line 474 of file wifi_component.h.
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Definition at line 2144 of file wifi_component.cpp.
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Definition at line 445 of file wifi_component.h.
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Definition at line 676 of file wifi_component.h.
| bool esphome::wifi::WiFiComponent::is_disabled | ( | ) |
Definition at line 1275 of file wifi_component.cpp.
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Definition at line 2151 of file wifi_component.cpp.
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Definition at line 2192 of file wifi_component.cpp.
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Log failed connection and decrease BSSID priority to avoid repeated attempts.
Log failed connection attempt and decrease BSSID priority to avoid repeated failures This function identifies which BSSID was attempted (from scan results or config), decreases its priority by 1.0 to discourage future attempts, and logs the change.
The priority degradation system ensures that failed BSSIDs are automatically sorted lower in subsequent scans, naturally cycling through different APs without explicit BSSID tracking within a scan cycle.
Priority sources:
If no BSSID is available (SSID-only connection), priority adjustment is skipped.
IMPORTANT: Priority is only decreased on the LAST attempt for a BSSID in SCAN_CONNECTING phase. This prevents false positives from transient WiFi stack state issues after scanning. Single failures don't necessarily mean the AP is bad - two genuine failures provide higher confidence before degrading priority and skipping the BSSID in future scans.
Definition at line 1967 of file wifi_component.cpp.
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Log a discarded scan result at VERBOSE level (skipped during roaming scans to avoid log overflow)
Definition at line 513 of file wifi_component.cpp.
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Reconnect WiFi if required.
Reimplemented from esphome::Component.
Definition at line 734 of file wifi_component.cpp.
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Check if network matches any configured network (for scan result filtering) Matches by SSID when configured, or by BSSID for BSSID-only configs.
Definition at line 475 of file wifi_component.cpp.
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Check if full scan results are needed (captive portal active, improv, listeners)
Definition at line 444 of file wifi_component.cpp.
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Check if we need valid scan results for the current phase but don't have any Returns true if the phase requires scan results but they're missing or don't match.
Definition at line 417 of file wifi_component.cpp.
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Notify connect state listeners (called after state machine reaches STA_CONNECTED)
Definition at line 2359 of file wifi_component.cpp.
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Notify connect state listeners of disconnection.
Definition at line 2372 of file wifi_component.cpp.
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Notify IP state listeners with current addresses.
Definition at line 2381 of file wifi_component.cpp.
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Notify scan results listeners with current scan results.
Definition at line 2389 of file wifi_component.cpp.
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Definition at line 1210 of file wifi_component.cpp.
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Definition at line 943 of file wifi_component_esp8266.cpp.
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Definition at line 2420 of file wifi_component.cpp.
| bool esphome::wifi::WiFiComponent::release_high_performance | ( | ) |
Release a high-performance mode request.
Should be called when a component no longer needs maximum WiFi latency. When all requests are released (semaphore count reaches zero), WiFi power saving is restored to the YAML-configured mode.
Note: Only supported on ESP32.
Definition at line 2175 of file wifi_component.cpp.
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Free scan results memory unless a component needs them.
Definition at line 2346 of file wifi_component.cpp.
| bool esphome::wifi::WiFiComponent::request_high_performance | ( | ) |
Request high-performance mode (no power saving) for improved WiFi latency.
Components that need maximum WiFi performance (e.g., audio streaming, large data transfers) can call this method to temporarily disable WiFi power saving. Multiple components can request high performance simultaneously using a counting semaphore.
Power saving will be restored to the YAML-configured mode when all components have called release_high_performance().
Note: Only supported on ESP32.
Definition at line 2160 of file wifi_component.cpp.
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Definition at line 642 of file wifi_component.h.
| void esphome::wifi::WiFiComponent::restart_adapter | ( | ) |
Definition at line 723 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::retry_connect | ( | ) |
Definition at line 2083 of file wifi_component.cpp.
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Definition at line 707 of file wifi_component_esp8266.cpp.
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Definition at line 171 of file wifi_component_pico_w.cpp.
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Definition at line 2231 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::save_wifi_sta | ( | const char * | ssid, |
| const char * | password ) |
Definition at line 1043 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::save_wifi_sta | ( | const std::string & | ssid, |
| const std::string & | password ) |
Definition at line 1040 of file wifi_component.cpp.
Definition at line 458 of file wifi_component.h.
| void esphome::wifi::WiFiComponent::set_ap | ( | const WiFiAP & | ap | ) |
Setup an Access Point that should be created if no connection to a station can be made.
This can also be used without set_sta(). Then the AP will always be active.
If both STA and AP are defined, then both will be enabled at startup, but if a connection to a station can be made, the AP will be turned off again.
Definition at line 970 of file wifi_component.cpp.
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Definition at line 427 of file wifi_component.h.
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Definition at line 451 of file wifi_component.h.
| void esphome::wifi::WiFiComponent::set_btm | ( | bool | btm | ) |
Definition at line 885 of file wifi_component.cpp.
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Definition at line 517 of file wifi_component.h.
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Definition at line 518 of file wifi_component.h.
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Definition at line 448 of file wifi_component.h.
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Definition at line 449 of file wifi_component.h.
| void esphome::wifi::WiFiComponent::set_passive_scan | ( | bool | passive | ) |
Definition at line 2142 of file wifi_component.cpp.
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Definition at line 519 of file wifi_component.h.
| void esphome::wifi::WiFiComponent::set_power_save_mode | ( | WiFiPowerSaveMode | power_save | ) |
Definition at line 2135 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::set_reboot_timeout | ( | uint32_t | reboot_timeout | ) |
Definition at line 2134 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::set_rrm | ( | bool | rrm | ) |
Definition at line 886 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::set_sta | ( | const WiFiAP & | ap | ) |
Definition at line 984 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::set_sta_priority | ( | bssid_t | bssid, |
| int8_t | priority ) |
|
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Definition at line 484 of file wifi_component.h.
|
overridevirtual |
Setup WiFi interface.
Reimplemented from esphome::Component.
Definition at line 607 of file wifi_component.cpp.
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Definition at line 906 of file wifi_component.cpp.
|
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Check if an SSID was seen in the most recent scan results Used to skip hidden mode for SSIDs we know are visible.
Definition at line 426 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::start | ( | ) |
Definition at line 632 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::start_connecting | ( | const WiFiAP & | ap | ) |
Definition at line 1068 of file wifi_component.cpp.
|
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Definition at line 437 of file wifi_component.h.
|
protected |
Start initial connection - either scan or connect directly to hidden networks.
Definition at line 572 of file wifi_component.cpp.
| void esphome::wifi::WiFiComponent::start_scanning | ( | ) |
Definition at line 1277 of file wifi_component.cpp.
|
protected |
Transition to a new retry phase with logging Returns true if a scan was started (caller should wait), false otherwise.
Transition from current retry phase to a new phase with logging and phase-specific setup This function handles the actual state change, including:
| new_phase | The phase we're transitioning TO |
Definition at line 1820 of file wifi_component.cpp.
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Definition at line 680 of file wifi_component.h.
|
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Check if we went through EXPLICIT_HIDDEN phase (first network is marked hidden) Used in RETRY_HIDDEN to determine whether to skip explicitly hidden networks.
Definition at line 332 of file wifi_component.cpp.
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Definition at line 759 of file wifi_component_esp8266.cpp.
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|
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Definition at line 227 of file wifi_component_esp8266.cpp.
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Definition at line 605 of file wifi_component_esp8266.cpp.
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Definition at line 97 of file wifi_component_esp8266.cpp.
| bssid_t esphome::wifi::WiFiComponent::wifi_bssid | ( | ) |
Definition at line 892 of file wifi_component_esp8266.cpp.
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Definition at line 695 of file wifi_component_esp8266.cpp.
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Definition at line 940 of file wifi_component_esp8266.cpp.
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Definition at line 485 of file wifi_component_esp8266.cpp.
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Definition at line 354 of file wifi_component_libretiny.cpp.
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Definition at line 935 of file wifi_component_esp8266.cpp.
|
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Definition at line 941 of file wifi_component_esp8266.cpp.
|
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Definition at line 56 of file wifi_component_esp8266.cpp.
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Definition at line 628 of file wifi_component_esp8266.cpp.
|
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|
protected |
Definition at line 441 of file wifi_component_libretiny.cpp.
| int8_t esphome::wifi::WiFiComponent::wifi_rssi | ( | ) |
Definition at line 922 of file wifi_component_esp8266.cpp.
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Definition at line 671 of file wifi_component_libretiny.cpp.
|
protected |
Definition at line 711 of file wifi_component_esp8266.cpp.
|
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Definition at line 176 of file wifi_component_pico_w.cpp.
|
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Definition at line 652 of file wifi_component_esp8266.cpp.
| network::IPAddress esphome::wifi::WiFiComponent::wifi_soft_ap_ip | ( | ) |
Definition at line 885 of file wifi_component_esp8266.cpp.
| const char * esphome::wifi::WiFiComponent::wifi_ssid_to | ( | std::span< char, SSID_BUFFER_SIZE > | buffer | ) |
Write SSID to buffer without heap allocation.
Returns pointer to buffer, or empty string if not connected.
Definition at line 910 of file wifi_component_esp8266.cpp.
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Definition at line 249 of file wifi_component_esp8266.cpp.
|
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Definition at line 635 of file wifi_component_esp8266.cpp.
| network::IPAddresses esphome::wifi::WiFiComponent::wifi_sta_ip_addresses | ( | ) |
Definition at line 216 of file wifi_component_esp8266.cpp.
|
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Definition at line 145 of file wifi_component_esp8266.cpp.
|
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Definition at line 610 of file wifi_component_esp8266.cpp.
|
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Definition at line 832 of file wifi_component_esp8266.cpp.
|
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Definition at line 930 of file wifi_component_esp8266.cpp.
|
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Definition at line 794 of file wifi_component.h.
|
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Definition at line 752 of file wifi_component.h.
|
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Definition at line 858 of file wifi_component.h.
|
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Definition at line 859 of file wifi_component.h.
|
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Definition at line 800 of file wifi_component.h.
|
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Definition at line 807 of file wifi_component.h.
|
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Definition at line 863 of file wifi_component.h.
|
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Definition at line 831 of file wifi_component.h.
| bool esphome::wifi::WiFiComponent::connect_state |
Definition at line 840 of file wifi_component.h.
|
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Definition at line 761 of file wifi_component.h.
|
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Definition at line 771 of file wifi_component.h.
|
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Definition at line 872 of file wifi_component.h.
| bool esphome::wifi::WiFiComponent::disconnect |
Definition at line 843 of file wifi_component.h.
|
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Definition at line 774 of file wifi_component.h.
|
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Definition at line 866 of file wifi_component.h.
|
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Definition at line 820 of file wifi_component.h.
|
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Definition at line 882 of file wifi_component.h.
|
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Definition at line 768 of file wifi_component.h.
|
staticconstexprprotected |
Definition at line 780 of file wifi_component.h.
| bool esphome::wifi::WiFiComponent::got_ip |
Definition at line 847 of file wifi_component.h.
|
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Definition at line 867 of file wifi_component.h.
|
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Definition at line 855 of file wifi_component.h.
|
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Definition at line 853 of file wifi_component.h.
|
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Definition at line 869 of file wifi_component.h.
|
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Definition at line 861 of file wifi_component.h.
|
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Definition at line 777 of file wifi_component.h.
|
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Definition at line 755 of file wifi_component.h.
|
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Definition at line 875 of file wifi_component.h.
|
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Definition at line 868 of file wifi_component.h.
|
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Definition at line 795 of file wifi_component.h.
|
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Definition at line 809 of file wifi_component.h.
|
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Definition at line 818 of file wifi_component.h.
|
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Definition at line 811 of file wifi_component.h.
|
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Definition at line 793 of file wifi_component.h.
|
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Definition at line 860 of file wifi_component.h.
| struct { ... } esphome::wifi::WiFiComponent::pending_ |
|
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Definition at line 873 of file wifi_component.h.
|
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Definition at line 805 of file wifi_component.h.
|
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Definition at line 764 of file wifi_component.h.
|
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Definition at line 766 of file wifi_component.h.
|
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Definition at line 796 of file wifi_component.h.
|
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Definition at line 827 of file wifi_component.h.
|
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Definition at line 810 of file wifi_component.h.
|
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Definition at line 816 of file wifi_component.h.
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staticconstexprprotected |
Definition at line 783 of file wifi_component.h.
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staticconstexprprotected |
Definition at line 785 of file wifi_component.h.
|
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Definition at line 797 of file wifi_component.h.
|
staticconstexprprotected |
Definition at line 786 of file wifi_component.h.
|
staticconstexprprotected |
Definition at line 784 of file wifi_component.h.
|
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Definition at line 798 of file wifi_component.h.
|
staticconstexprprotected |
Definition at line 790 of file wifi_component.h.
|
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Definition at line 828 of file wifi_component.h.
|
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Definition at line 829 of file wifi_component.h.
|
protected |
Definition at line 864 of file wifi_component.h.
| bool esphome::wifi::WiFiComponent::scan_complete |
Definition at line 850 of file wifi_component.h.
|
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Definition at line 857 of file wifi_component.h.
|
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Definition at line 750 of file wifi_component.h.
|
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Definition at line 758 of file wifi_component.h.
|
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Definition at line 815 of file wifi_component.h.
|
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Definition at line 871 of file wifi_component.h.
|
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Definition at line 748 of file wifi_component.h.
|
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Definition at line 749 of file wifi_component.h.
|
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Definition at line 825 of file wifi_component.h.
|
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Definition at line 804 of file wifi_component.h.