Merge branch 'dev' into esp32_ard_compile_time

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

.clang-tidy.hash

@@ -1 +1 @@
-069fa9526c52f7c580a9ec17c7678d12f142221387e9b561c18f95394d4629a3
+cf3d341206b4184ec8b7fe85141aef4fe4696aa720c3f8a06d4e57930574bdab

esphome/components/bme680_bsec/__init__.py

@@ -89,8 +89,9 @@ async def to_code(config):
         var.set_state_save_interval(config[CONF_STATE_SAVE_INTERVAL].total_milliseconds)
     )
 
-    # Although this component does not use SPI, the BSEC library requires the SPI library
+    # Although this component does not use SPI/Wire directly, the BSEC library requires them
     cg.add_library("SPI", None)
+    cg.add_library("Wire", None)
 
     cg.add_define("USE_BSEC")
     cg.add_library("boschsensortec/BSEC Software Library", "1.6.1480")

esphome/components/esp32/__init__.py

@@ -5,6 +5,7 @@ import logging
 import os
 from pathlib import Path
 import re
+import shutil
 
 from esphome import yaml_util
 import esphome.codegen as cg
@@ -50,6 +51,7 @@ from esphome.writer import clean_cmake_cache
 
 from .boards import BOARDS, STANDARD_BOARDS
 from .const import (  # noqa
+    KEY_ARDUINO_LIBRARIES,
     KEY_BOARD,
     KEY_COMPONENTS,
     KEY_ESP32,
@@ -146,6 +148,168 @@ DEFAULT_EXCLUDED_IDF_COMPONENTS = (
     "wifi_provisioning",  # WiFi provisioning - ESPHome uses its own improv implementation
 )
 
+# Additional IDF managed components to exclude for Arduino framework builds
+# These are pulled in by the Arduino framework's idf_component.yml but not used by ESPHome
+# Note: Component names include the namespace prefix (e.g., "espressif__cbor") because
+# that's how managed components are registered in the IDF build system
+# List includes direct dependencies from arduino-esp32/idf_component.yml
+# plus transitive dependencies from RainMaker/Insights (except espressif/mdns which we need)
+ARDUINO_EXCLUDED_IDF_COMPONENTS = (
+    "chmorgan__esp-libhelix-mp3",  # MP3 decoder - not used
+    "espressif__cbor",  # CBOR library - only used by RainMaker/Insights
+    "espressif__esp-dsp",  # DSP library - not used
+    "espressif__esp-modbus",  # Modbus - ESPHome has its own
+    "espressif__esp-sr",  # Speech recognition - not used
+    "espressif__esp-zboss-lib",  # Zigbee ZBOSS library - not used
+    "espressif__esp-zigbee-lib",  # Zigbee library - not used
+    "espressif__esp_diag_data_store",  # Diagnostics - not used
+    "espressif__esp_diagnostics",  # Diagnostics - not used
+    "espressif__esp_hosted",  # ESP hosted - only for ESP32-P4
+    "espressif__esp_insights",  # ESP Insights - not used
+    "espressif__esp_modem",  # Modem library - not used
+    "espressif__esp_rainmaker",  # RainMaker - not used
+    "espressif__esp_rcp_update",  # RCP update - RainMaker transitive dep
+    "espressif__esp_schedule",  # Schedule - RainMaker transitive dep
+    "espressif__esp_secure_cert_mgr",  # Secure cert - RainMaker transitive dep
+    "espressif__esp_wifi_remote",  # WiFi remote - only for ESP32-P4
+    "espressif__json_generator",  # JSON generator - RainMaker transitive dep
+    "espressif__json_parser",  # JSON parser - RainMaker transitive dep
+    "espressif__lan867x",  # Ethernet PHY - ESPHome uses ESP-IDF ethernet directly
+    "espressif__libsodium",  # Crypto - ESPHome uses its own noise-c library
+    "espressif__network_provisioning",  # Network provisioning - not used
+    "espressif__qrcode",  # QR code - not used
+    "espressif__rmaker_common",  # RainMaker common - not used
+    "joltwallet__littlefs",  # LittleFS - ESPHome doesn't use filesystem
+)
+
+# Mapping of Arduino libraries to IDF managed components they require
+# When an Arduino library is enabled via cg.add_library(), these components
+# are automatically un-stubbed from ARDUINO_EXCLUDED_IDF_COMPONENTS.
+#
+# Note: Some libraries (Matter, LittleFS, ESP_SR, WiFiProv, ArduinoOTA) already have
+# conditional maybe_add_component() calls in arduino-esp32/CMakeLists.txt that handle
+# their managed component dependencies. Our mapping is primarily needed for libraries
+# that don't have such conditionals (Ethernet, PPP, Zigbee, RainMaker, Insights, etc.)
+# and to ensure the stubs are removed from our idf_component.yml overrides.
+ARDUINO_LIBRARY_IDF_COMPONENTS: dict[str, tuple[str, ...]] = {
+    "BLE": ("esp_driver_gptimer",),
+    "BluetoothSerial": ("esp_driver_gptimer",),
+    "ESP_HostedOTA": ("espressif__esp_hosted", "espressif__esp_wifi_remote"),
+    "ESP_SR": ("espressif__esp-sr",),
+    "Ethernet": ("espressif__lan867x",),
+    "FFat": ("fatfs",),
+    "Insights": (
+        "espressif__cbor",
+        "espressif__esp_insights",
+        "espressif__esp_diagnostics",
+        "espressif__esp_diag_data_store",
+        "espressif__rmaker_common",  # Transitive dep from esp_insights
+    ),
+    "LittleFS": ("joltwallet__littlefs",),
+    "Matter": ("espressif__esp_matter",),
+    "PPP": ("espressif__esp_modem",),
+    "RainMaker": (
+        # Direct deps from idf_component.yml
+        "espressif__cbor",
+        "espressif__esp_rainmaker",
+        "espressif__esp_insights",
+        "espressif__esp_diagnostics",
+        "espressif__esp_diag_data_store",
+        "espressif__rmaker_common",
+        "espressif__qrcode",
+        # Transitive deps from esp_rainmaker
+        "espressif__esp_rcp_update",
+        "espressif__esp_schedule",
+        "espressif__esp_secure_cert_mgr",
+        "espressif__json_generator",
+        "espressif__json_parser",
+        "espressif__network_provisioning",
+    ),
+    "SD": ("fatfs",),
+    "SD_MMC": ("fatfs",),
+    "SPIFFS": ("spiffs",),
+    "WiFiProv": ("espressif__network_provisioning", "espressif__qrcode"),
+    "Zigbee": ("espressif__esp-zigbee-lib", "espressif__esp-zboss-lib"),
+}
+
+# Arduino library to Arduino library dependencies
+# When enabling one library, also enable its dependencies
+# Kconfig "select" statements don't work with CONFIG_ARDUINO_SELECTIVE_COMPILATION
+ARDUINO_LIBRARY_DEPENDENCIES: dict[str, tuple[str, ...]] = {
+    "Ethernet": ("Network",),
+    "WiFi": ("Network",),
+}
+
+
+def _idf_component_stub_name(component: str) -> str:
+    """Get stub directory name from IDF component name.
+
+    Component names are typically namespace__name (e.g., espressif__cbor).
+    Returns just the name part (e.g., cbor). If no namespace is present,
+    returns the original component name.
+    """
+    _prefix, sep, suffix = component.partition("__")
+    return suffix if sep else component
+
+
+def _idf_component_dep_name(component: str) -> str:
+    """Convert IDF component name to dependency format.
+
+    Converts espressif__cbor to espressif/cbor.
+    """
+    return component.replace("__", "/")
+
+
+# Arduino libraries to disable by default when using Arduino framework
+# ESPHome uses ESP-IDF APIs directly; we only need the Arduino core
+# (HardwareSerial, Print, Stream, GPIO functions which are always compiled)
+# Components use cg.add_library() which auto-enables any they need
+# This list must match ARDUINO_ALL_LIBRARIES from arduino-esp32/CMakeLists.txt
+ARDUINO_DISABLED_LIBRARIES: frozenset[str] = frozenset(
+    {
+        "ArduinoOTA",
+        "AsyncUDP",
+        "BLE",
+        "BluetoothSerial",
+        "DNSServer",
+        "EEPROM",
+        "ESP_HostedOTA",
+        "ESP_I2S",
+        "ESP_NOW",
+        "ESP_SR",
+        "ESPmDNS",
+        "Ethernet",
+        "FFat",
+        "FS",
+        "Hash",
+        "HTTPClient",
+        "HTTPUpdate",
+        "Insights",
+        "LittleFS",
+        "Matter",
+        "NetBIOS",
+        "Network",
+        "NetworkClientSecure",
+        "OpenThread",
+        "PPP",
+        "Preferences",
+        "RainMaker",
+        "SD",
+        "SD_MMC",
+        "SimpleBLE",
+        "SPI",
+        "SPIFFS",
+        "Ticker",
+        "Update",
+        "USB",
+        "WebServer",
+        "WiFi",
+        "WiFiProv",
+        "Wire",
+        "Zigbee",
+    }
+)
+
 # ESP32 (original) chip revision options
 # Setting minimum revision to 3.0 or higher:
 # - Reduces flash size by excluding workaround code for older chip bugs
@@ -237,7 +401,13 @@ def set_core_data(config):
     CORE.data[KEY_ESP32][KEY_COMPONENTS] = {}
     # Initialize with default exclusions - components can call include_builtin_idf_component()
     # to re-enable any they need
-    CORE.data[KEY_ESP32][KEY_EXCLUDE_COMPONENTS] = set(DEFAULT_EXCLUDED_IDF_COMPONENTS)
+    excluded = set(DEFAULT_EXCLUDED_IDF_COMPONENTS)
+    # Add Arduino-specific managed component exclusions when using Arduino framework
+    if conf[CONF_TYPE] == FRAMEWORK_ARDUINO:
+        excluded.update(ARDUINO_EXCLUDED_IDF_COMPONENTS)
+    CORE.data[KEY_ESP32][KEY_EXCLUDE_COMPONENTS] = excluded
+    # Initialize Arduino library tracking - cg.add_library() auto-enables libraries
+    CORE.data[KEY_ESP32][KEY_ARDUINO_LIBRARIES] = set()
     CORE.data[KEY_CORE][KEY_FRAMEWORK_VERSION] = cv.Version.parse(
         config[CONF_FRAMEWORK][CONF_VERSION]
     )
@@ -385,6 +555,26 @@ def include_builtin_idf_component(name: str) -> None:
     CORE.data[KEY_ESP32][KEY_EXCLUDE_COMPONENTS].discard(name)
 
 
+def _enable_arduino_library(name: str) -> None:
+    """Enable an Arduino library that is disabled by default.
+
+    This is called automatically by CORE.add_library() when a component adds
+    an Arduino library via cg.add_library(). Components should not call this
+    directly - just use cg.add_library("LibName", None).
+
+    Args:
+        name: The library name (e.g., "Wire", "SPI", "WiFi")
+    """
+    enabled_libs: set[str] = CORE.data[KEY_ESP32][KEY_ARDUINO_LIBRARIES]
+    enabled_libs.add(name)
+    # Also enable any required Arduino library dependencies
+    for dep_lib in ARDUINO_LIBRARY_DEPENDENCIES.get(name, ()):
+        enabled_libs.add(dep_lib)
+    # Also enable any required IDF components
+    for idf_component in ARDUINO_LIBRARY_IDF_COMPONENTS.get(name, ()):
+        include_builtin_idf_component(idf_component)
+
+
 def add_extra_script(stage: str, filename: str, path: Path):
     """Add an extra script to the project."""
     key = f"{stage}:{filename}"
@@ -1126,6 +1316,27 @@ async def _write_exclude_components() -> None:
         )
 
 
+@coroutine_with_priority(CoroPriority.FINAL)
+async def _write_arduino_libraries_sdkconfig() -> None:
+    """Write Arduino selective compilation sdkconfig after all components have added libraries.
+
+    This must run at FINAL priority so that all components have had a chance to call
+    cg.add_library() which auto-enables Arduino libraries via _enable_arduino_library().
+    """
+    if KEY_ESP32 not in CORE.data:
+        return
+    # Enable Arduino selective compilation to disable unused Arduino libraries
+    # ESPHome uses ESP-IDF APIs directly; we only need the Arduino core
+    # (HardwareSerial, Print, Stream, GPIO functions which are always compiled)
+    # cg.add_library() auto-enables needed libraries; users can also add
+    # libraries via esphome: libraries: config which calls cg.add_library()
+    add_idf_sdkconfig_option("CONFIG_ARDUINO_SELECTIVE_COMPILATION", True)
+    enabled_libs = CORE.data[KEY_ESP32].get(KEY_ARDUINO_LIBRARIES, set())
+    for lib in ARDUINO_DISABLED_LIBRARIES:
+        # Enable if explicitly requested, disable otherwise
+        add_idf_sdkconfig_option(f"CONFIG_ARDUINO_SELECTIVE_{lib}", lib in enabled_libs)
+
+
 @coroutine_with_priority(CoroPriority.FINAL)
 async def _add_yaml_idf_components(components: list[ConfigType]):
     """Add IDF components from YAML config with final priority to override code-added components."""
@@ -1540,6 +1751,11 @@ async def to_code(config):
     # Default exclusions are added in set_core_data() during config validation.
     CORE.add_job(_write_exclude_components)
 
+    # Write Arduino selective compilation sdkconfig at FINAL priority after all
+    # components have had a chance to call cg.add_library() to enable libraries they need.
+    if conf[CONF_TYPE] == FRAMEWORK_ARDUINO:
+        CORE.add_job(_write_arduino_libraries_sdkconfig)
+
 
 APP_PARTITION_SIZES = {
     "2MB": 0x0C0000,  # 768 KB
@@ -1620,11 +1836,49 @@ def _write_sdkconfig():
 
 def _write_idf_component_yml():
     yml_path = CORE.relative_build_path("src/idf_component.yml")
+    dependencies: dict[str, dict] = {}
+
+    # For Arduino builds, override unused managed components from the Arduino framework
+    # by pointing them to empty stub directories using override_path
+    # This prevents the IDF component manager from downloading the real components
+    if CORE.using_arduino:
+        # Determine which IDF components are needed by enabled Arduino libraries
+        enabled_libs = CORE.data[KEY_ESP32].get(KEY_ARDUINO_LIBRARIES, set())
+        required_idf_components = {
+            comp
+            for lib in enabled_libs
+            for comp in ARDUINO_LIBRARY_IDF_COMPONENTS.get(lib, ())
+        }
+
+        # Only stub components that are not required by any enabled Arduino library
+        components_to_stub = (
+            set(ARDUINO_EXCLUDED_IDF_COMPONENTS) - required_idf_components
+        )
+
+        stubs_dir = CORE.relative_build_path("component_stubs")
+        stubs_dir.mkdir(exist_ok=True)
+        for component_name in components_to_stub:
+            # Create stub directory with minimal CMakeLists.txt
+            stub_path = stubs_dir / _idf_component_stub_name(component_name)
+            stub_path.mkdir(exist_ok=True)
+            stub_cmake = stub_path / "CMakeLists.txt"
+            if not stub_cmake.exists():
+                stub_cmake.write_text("idf_component_register()\n")
+            dependencies[_idf_component_dep_name(component_name)] = {
+                "version": "*",
+                "override_path": str(stub_path),
+            }
+
+        # Remove stubs for components that are now required by enabled libraries
+        for component_name in required_idf_components:
+            stub_path = stubs_dir / _idf_component_stub_name(component_name)
+            if stub_path.exists():
+                shutil.rmtree(stub_path)
+
     if CORE.data[KEY_ESP32][KEY_COMPONENTS]:
         components: dict = CORE.data[KEY_ESP32][KEY_COMPONENTS]
-        dependencies = {}
         for name, component in components.items():
-            dependency = {}
+            dependency: dict[str, str] = {}
             if component[KEY_REF]:
                 dependency["version"] = component[KEY_REF]
             if component[KEY_REPO]:
@@ -1632,9 +1886,8 @@ def _write_idf_component_yml():
             if component[KEY_PATH]:
                 dependency["path"] = component[KEY_PATH]
             dependencies[name] = dependency
-        contents = yaml_util.dump({"dependencies": dependencies})
-    else:
-        contents = ""
+
+    contents = yaml_util.dump({"dependencies": dependencies}) if dependencies else ""
     if write_file_if_changed(yml_path, contents):
         dependencies_lock = CORE.relative_build_path("dependencies.lock")
         if dependencies_lock.is_file():

esphome/components/esp32/const.py

@@ -7,6 +7,7 @@ KEY_VARIANT = "variant"
 KEY_SDKCONFIG_OPTIONS = "sdkconfig_options"
 KEY_COMPONENTS = "components"
 KEY_EXCLUDE_COMPONENTS = "exclude_components"
+KEY_ARDUINO_LIBRARIES = "arduino_libraries"
 KEY_REPO = "repo"
 KEY_REF = "ref"
 KEY_REFRESH = "refresh"

esphome/components/esp32_hosted/update/esp32_hosted_update.cpp

@@ -196,14 +196,11 @@ bool Esp32HostedUpdate::fetch_manifest_() {
     int read_or_error = container->read(buf, sizeof(buf));
     App.feed_wdt();
     yield();
-    auto result =
-        http_request::http_read_loop_result(read_or_error, last_data_time, read_timeout, container->is_read_complete());
+    auto result = http_request::http_read_loop_result(read_or_error, last_data_time, read_timeout);
     if (result == http_request::HttpReadLoopResult::RETRY)
       continue;
-    // Note: COMPLETE is currently unreachable since the loop condition checks bytes_read < content_length,
-    // but this is defensive code in case chunked transfer encoding support is added in the future.
     if (result != http_request::HttpReadLoopResult::DATA)
-      break;  // COMPLETE, ERROR, or TIMEOUT
+      break;  // ERROR or TIMEOUT
     json_str.append(reinterpret_cast<char *>(buf), read_or_error);
   }
   container->end();
@@ -324,14 +321,9 @@ bool Esp32HostedUpdate::stream_firmware_to_coprocessor_() {
     App.feed_wdt();
     yield();
 
-    auto result =
-        http_request::http_read_loop_result(read_or_error, last_data_time, read_timeout, container->is_read_complete());
+    auto result = http_request::http_read_loop_result(read_or_error, last_data_time, read_timeout);
     if (result == http_request::HttpReadLoopResult::RETRY)
       continue;
-    // Note: COMPLETE is currently unreachable since the loop condition checks bytes_read < content_length,
-    // but this is defensive code in case chunked transfer encoding support is added in the future.
-    if (result == http_request::HttpReadLoopResult::COMPLETE)
-      break;
     if (result != http_request::HttpReadLoopResult::DATA) {
       if (result == http_request::HttpReadLoopResult::TIMEOUT) {
         ESP_LOGE(TAG, "Timeout reading firmware data");

esphome/components/espnow/__init__.py

@@ -13,7 +13,7 @@ from esphome.const import (
     CONF_TRIGGER_ID,
     CONF_WIFI,
 )
-from esphome.core import CORE, HexInt
+from esphome.core import HexInt
 from esphome.types import ConfigType
 
 CODEOWNERS = ["@jesserockz"]
@@ -124,9 +124,6 @@ async def to_code(config):
     var = cg.new_Pvariable(config[CONF_ID])
     await cg.register_component(var, config)
 
-    if CORE.using_arduino:
-        cg.add_library("WiFi", None)
-
     # ESP-NOW uses wake_loop_threadsafe() to wake the main loop from ESP-NOW callbacks
     # This enables low-latency event processing instead of waiting for select() timeout
     socket.require_wake_loop_threadsafe()

esphome/components/ethernet/__init__.py

@@ -427,9 +427,6 @@ async def to_code(config):
         # Add LAN867x 10BASE-T1S PHY support component
         add_idf_component(name="espressif/lan867x", ref="2.0.0")
 
-    if CORE.using_arduino:
-        cg.add_library("WiFi", None)
-
     CORE.add_job(final_step)
 
 

esphome/components/http_request/http_request.h

@@ -26,7 +26,6 @@ struct Header {
 enum HttpStatus {
   HTTP_STATUS_OK = 200,
   HTTP_STATUS_NO_CONTENT = 204,
-  HTTP_STATUS_RESET_CONTENT = 205,
   HTTP_STATUS_PARTIAL_CONTENT = 206,
 
   /* 3xx - Redirection */
@@ -127,21 +126,19 @@ struct HttpReadResult {
 
 /// Result of processing a non-blocking read with timeout (for manual loops)
 enum class HttpReadLoopResult : uint8_t {
-  DATA,      ///< Data was read, process it
-  COMPLETE,  ///< All content has been read, caller should exit loop
-  RETRY,     ///< No data yet, already delayed, caller should continue loop
-  ERROR,     ///< Read error, caller should exit loop
-  TIMEOUT,   ///< Timeout waiting for data, caller should exit loop
+  DATA,     ///< Data was read, process it
+  RETRY,    ///< No data yet, already delayed, caller should continue loop
+  ERROR,    ///< Read error, caller should exit loop
+  TIMEOUT,  ///< Timeout waiting for data, caller should exit loop
 };
 
 /// Process a read result with timeout tracking and delay handling
 /// @param bytes_read_or_error Return value from read() - positive for bytes read, negative for error
 /// @param last_data_time Time of last successful read, updated when data received
 /// @param timeout_ms Maximum time to wait for data
-/// @param is_read_complete Whether all expected content has been read (from HttpContainer::is_read_complete())
-/// @return How the caller should proceed - see HttpReadLoopResult enum
-inline HttpReadLoopResult http_read_loop_result(int bytes_read_or_error, uint32_t &last_data_time, uint32_t timeout_ms,
-                                                bool is_read_complete) {
+/// @return DATA if data received, RETRY if should continue loop, ERROR/TIMEOUT if should exit
+inline HttpReadLoopResult http_read_loop_result(int bytes_read_or_error, uint32_t &last_data_time,
+                                                uint32_t timeout_ms) {
   if (bytes_read_or_error > 0) {
     last_data_time = millis();
     return HttpReadLoopResult::DATA;
@@ -149,10 +146,7 @@ inline HttpReadLoopResult http_read_loop_result(int bytes_read_or_error, uint32_
   if (bytes_read_or_error < 0) {
     return HttpReadLoopResult::ERROR;
   }
-  // bytes_read_or_error == 0: either "no data yet" or "all content read"
-  if (is_read_complete) {
-    return HttpReadLoopResult::COMPLETE;
-  }
+  // bytes_read_or_error == 0: no data available yet
   if (millis() - last_data_time >= timeout_ms) {
     return HttpReadLoopResult::TIMEOUT;
   }
@@ -165,9 +159,9 @@ class HttpRequestComponent;
 class HttpContainer : public Parented<HttpRequestComponent> {
  public:
   virtual ~HttpContainer() = default;
-  size_t content_length{0};
-  int status_code{-1};  ///< -1 indicates no response received yet
-  uint32_t duration_ms{0};
+  size_t content_length;
+  int status_code;
+  uint32_t duration_ms;
 
   /**
    * @brief Read data from the HTTP response body.
@@ -200,24 +194,9 @@ class HttpContainer : public Parented<HttpRequestComponent> {
   virtual void end() = 0;
 
   void set_secure(bool secure) { this->secure_ = secure; }
-  void set_chunked(bool chunked) { this->is_chunked_ = chunked; }
 
   size_t get_bytes_read() const { return this->bytes_read_; }
 
-  /// Check if all expected content has been read
-  /// For chunked responses, returns false (completion detected via read() returning error/EOF)
-  bool is_read_complete() const {
-    // Per RFC 9112, these responses have no body:
-    // - 1xx (Informational), 204 No Content, 205 Reset Content, 304 Not Modified
-    if ((this->status_code >= 100 && this->status_code < 200) || this->status_code == HTTP_STATUS_NO_CONTENT ||
-        this->status_code == HTTP_STATUS_RESET_CONTENT || this->status_code == HTTP_STATUS_NOT_MODIFIED) {
-      return true;
-    }
-    // For non-chunked responses, complete when bytes_read >= content_length
-    // This handles both Content-Length: 0 and Content-Length: N cases
-    return !this->is_chunked_ && this->bytes_read_ >= this->content_length;
-  }
-
   /**
    * @brief Get response headers.
    *
@@ -230,7 +209,6 @@ class HttpContainer : public Parented<HttpRequestComponent> {
  protected:
   size_t bytes_read_{0};
   bool secure_{false};
-  bool is_chunked_{false};  ///< True if response uses chunked transfer encoding
   std::map<std::string, std::list<std::string>> response_headers_{};
 };
 
@@ -241,7 +219,7 @@ class HttpContainer : public Parented<HttpRequestComponent> {
 /// @param total_size Total bytes to read
 /// @param chunk_size Maximum bytes per read call
 /// @param timeout_ms Read timeout in milliseconds
-/// @return HttpReadResult with status and error_code on failure; use container->get_bytes_read() for total bytes read
+/// @return HttpReadResult with status and error_code on failure
 inline HttpReadResult http_read_fully(HttpContainer *container, uint8_t *buffer, size_t total_size, size_t chunk_size,
                                       uint32_t timeout_ms) {
   size_t read_index = 0;
@@ -253,11 +231,9 @@ inline HttpReadResult http_read_fully(HttpContainer *container, uint8_t *buffer,
     App.feed_wdt();
     yield();
 
-    auto result = http_read_loop_result(read_bytes_or_error, last_data_time, timeout_ms, container->is_read_complete());
+    auto result = http_read_loop_result(read_bytes_or_error, last_data_time, timeout_ms);
     if (result == HttpReadLoopResult::RETRY)
       continue;
-    if (result == HttpReadLoopResult::COMPLETE)
-      break;  // Server sent less data than requested, but transfer is complete
     if (result == HttpReadLoopResult::ERROR)
       return {HttpReadStatus::ERROR, read_bytes_or_error};
     if (result == HttpReadLoopResult::TIMEOUT)
@@ -417,12 +393,11 @@ template<typename... Ts> class HttpRequestSendAction : public Action<Ts...> {
           int read_or_error = container->read(buf + read_index, std::min<size_t>(max_length - read_index, 512));
           App.feed_wdt();
           yield();
-          auto result =
-              http_read_loop_result(read_or_error, last_data_time, read_timeout, container->is_read_complete());
+          auto result = http_read_loop_result(read_or_error, last_data_time, read_timeout);
           if (result == HttpReadLoopResult::RETRY)
             continue;
           if (result != HttpReadLoopResult::DATA)
-            break;  // COMPLETE, ERROR, or TIMEOUT
+            break;  // ERROR or TIMEOUT
           read_index += read_or_error;
         }
         response_body.reserve(read_index);

esphome/components/http_request/http_request_arduino.cpp

@@ -135,23 +135,9 @@ std::shared_ptr<HttpContainer> HttpRequestArduino::perform(const std::string &ur
   // When cast to size_t, -1 becomes SIZE_MAX (4294967295 on 32-bit).
   // The read() method handles this: bytes_read_ can never reach SIZE_MAX, so the
   // early return check (bytes_read_ >= content_length) will never trigger.
-  //
-  // TODO: Chunked transfer encoding is NOT properly supported on Arduino.
-  // The implementation in #7884 was incomplete - it only works correctly on ESP-IDF where
-  // esp_http_client_read() decodes chunks internally. On Arduino, using getStreamPtr()
-  // returns raw TCP data with chunk framing (e.g., "12a\r\n{json}\r\n0\r\n\r\n") instead
-  // of decoded content. This wasn't noticed because requests would complete and payloads
-  // were only examined on IDF. The long transfer times were also masked by the misleading
-  // "HTTP on Arduino version >= 3.1 is **very** slow" warning above. This causes two issues:
-  // 1. Response body is corrupted - contains chunk size headers mixed with data
-  // 2. Cannot detect end of transfer - connection stays open (keep-alive), causing timeout
-  // The proper fix would be to use getString() for chunked responses, which decodes chunks
-  // internally, but this buffers the entire response in memory.
   int content_length = container->client_.getSize();
   ESP_LOGD(TAG, "Content-Length: %d", content_length);
   container->content_length = (size_t) content_length;
-  // -1 (SIZE_MAX when cast to size_t) means chunked transfer encoding
-  container->set_chunked(content_length == -1);
   container->duration_ms = millis() - start;
 
   return container;
@@ -192,9 +178,9 @@ int HttpContainerArduino::read(uint8_t *buf, size_t max_len) {
 
   if (bufsize == 0) {
     this->duration_ms += (millis() - start);
-    // Check if we've read all expected content (non-chunked only)
-    // For chunked encoding (content_length == SIZE_MAX), is_read_complete() returns false
-    if (this->is_read_complete()) {
+    // Check if we've read all expected content (only valid when content_length is known and not SIZE_MAX)
+    // For chunked encoding (content_length == SIZE_MAX), we can't use this check
+    if (this->content_length > 0 && this->bytes_read_ >= this->content_length) {
       return 0;  // All content read successfully
     }
     // No data available - check if connection is still open

esphome/components/http_request/http_request_idf.cpp

@@ -160,7 +160,6 @@ std::shared_ptr<HttpContainer> HttpRequestIDF::perform(const std::string &url, c
   // esp_http_client_fetch_headers() returns 0 for chunked transfer encoding (no Content-Length header).
   // The read() method handles content_length == 0 specially to support chunked responses.
   container->content_length = esp_http_client_fetch_headers(client);
-  container->set_chunked(esp_http_client_is_chunked_response(client));
   container->feed_wdt();
   container->status_code = esp_http_client_get_status_code(client);
   container->feed_wdt();
@@ -196,7 +195,6 @@ std::shared_ptr<HttpContainer> HttpRequestIDF::perform(const std::string &url, c
 
       container->feed_wdt();
       container->content_length = esp_http_client_fetch_headers(client);
-      container->set_chunked(esp_http_client_is_chunked_response(client));
       container->feed_wdt();
       container->status_code = esp_http_client_get_status_code(client);
       container->feed_wdt();
@@ -241,9 +239,10 @@ int HttpContainerIDF::read(uint8_t *buf, size_t max_len) {
   const uint32_t start = millis();
   watchdog::WatchdogManager wdm(this->parent_->get_watchdog_timeout());
 
-  // Check if we've already read all expected content (non-chunked only)
-  // For chunked responses (content_length == 0), esp_http_client_read() handles EOF
-  if (this->is_read_complete()) {
+  // Check if we've already read all expected content
+  // Skip this check when content_length is 0 (chunked transfer encoding or unknown length)
+  // For chunked responses, esp_http_client_read() will return 0 when all data is received
+  if (this->content_length > 0 && this->bytes_read_ >= this->content_length) {
     return 0;  // All content read successfully
   }
 

esphome/components/http_request/ota/ota_http_request.cpp

@@ -130,13 +130,9 @@ uint8_t OtaHttpRequestComponent::do_ota_() {
     App.feed_wdt();
     yield();
 
-    auto result = http_read_loop_result(bufsize_or_error, last_data_time, read_timeout, container->is_read_complete());
+    auto result = http_read_loop_result(bufsize_or_error, last_data_time, read_timeout);
     if (result == HttpReadLoopResult::RETRY)
       continue;
-    // Note: COMPLETE is currently unreachable since the loop condition checks bytes_read < content_length,
-    // but this is defensive code in case chunked transfer encoding support is added for OTA in the future.
-    if (result == HttpReadLoopResult::COMPLETE)
-      break;
     if (result != HttpReadLoopResult::DATA) {
       if (result == HttpReadLoopResult::TIMEOUT) {
         ESP_LOGE(TAG, "Timeout reading data");

esphome/components/i2s_audio/media_player/__init__.py

@@ -114,6 +114,7 @@ async def to_code(config):
         cg.add(var.set_external_dac_channels(2 if config[CONF_MODE] == "stereo" else 1))
         cg.add(var.set_i2s_comm_fmt_lsb(config[CONF_I2S_COMM_FMT] == "lsb"))
 
+    cg.add_library("WiFi", None)
     cg.add_library("NetworkClientSecure", None)
     cg.add_library("HTTPClient", None)
     cg.add_library("esphome/ESP32-audioI2S", "2.3.0")

esphome/components/midea/climate.py

@@ -30,7 +30,7 @@ from esphome.const import (
     UNIT_PERCENT,
     UNIT_WATT,
 )
-from esphome.core import coroutine
+from esphome.core import CORE, coroutine
 
 CODEOWNERS = ["@dudanov"]
 DEPENDENCIES = ["climate", "uart"]
@@ -290,4 +290,7 @@ async def to_code(config):
     if CONF_HUMIDITY_SETPOINT in config:
         sens = await sensor.new_sensor(config[CONF_HUMIDITY_SETPOINT])
         cg.add(var.set_humidity_setpoint_sensor(sens))
+    # MideaUART library requires WiFi (WiFi auto-enables Network via dependency mapping)
+    if CORE.is_esp32:
+        cg.add_library("WiFi", None)
     cg.add_library("dudanov/MideaUART", "1.1.9")

esphome/components/mqtt/mqtt_client.cpp

@@ -643,34 +643,10 @@ static bool topic_match(const char *message, const char *subscription) {
 }
 
 void MQTTClientComponent::on_message(const std::string &topic, const std::string &payload) {
-#ifdef USE_ESP8266
-  // IMPORTANT: This defer is REQUIRED to prevent stack overflow crashes on ESP8266.
-  //
-  // On ESP8266, this callback is invoked directly from the lwIP/AsyncTCP network stack
-  // which runs in the "sys" context with a very limited stack (~4KB). By the time we
-  // reach this function, the stack is already partially consumed by the network
-  // processing chain: tcp_input -> AsyncClient::_recv -> AsyncMqttClient::_onMessage -> here.
-  //
-  // MQTT subscription callbacks can trigger arbitrary user actions (automations, HTTP
-  // requests, sensor updates, etc.) which may have deep call stacks of their own.
-  // For example, an HTTP request action requires: DNS lookup -> TCP connect -> TLS
-  // handshake (if HTTPS) -> request formatting. This easily overflows the remaining
-  // system stack space, causing a LoadStoreAlignmentCause exception or silent corruption.
-  //
-  // By deferring to the main loop, we ensure callbacks execute with a fresh, full-size
-  // stack in the normal application context rather than the constrained network task.
-  //
-  // DO NOT REMOVE THIS DEFER without understanding the above. It may appear to work
-  // in simple tests but will cause crashes with complex automations.
-  this->defer([this, topic, payload]() {
-#endif
-    for (auto &subscription : this->subscriptions_) {
-      if (topic_match(topic.c_str(), subscription.topic.c_str()))
-        subscription.callback(topic, payload);
-    }
-#ifdef USE_ESP8266
-  });
-#endif
+  for (auto &subscription : this->subscriptions_) {
+    if (topic_match(topic.c_str(), subscription.topic.c_str()))
+      subscription.callback(topic, payload);
+  }
 }
 
 // Setters

esphome/components/network/__init__.py

@@ -137,8 +137,7 @@ CONFIG_SCHEMA = cv.Schema(
 @coroutine_with_priority(CoroPriority.NETWORK)
 async def to_code(config):
     cg.add_define("USE_NETWORK")
-    if CORE.using_arduino and CORE.is_esp32:
-        cg.add_library("Networking", None)
+    # ESP32 with Arduino uses ESP-IDF network APIs directly, no Arduino Network library needed
 
     # Apply high performance networking settings
     # Config can explicitly enable/disable, or default to component-driven behavior

esphome/components/pmsx003/pmsx003.cpp

@@ -2,20 +2,21 @@
 #include "esphome/core/log.h"
 #include "esphome/core/application.h"
 
-namespace esphome::pmsx003 {
+namespace esphome {
+namespace pmsx003 {
 
 static const char *const TAG = "pmsx003";
 
 static const uint8_t START_CHARACTER_1 = 0x42;
 static const uint8_t START_CHARACTER_2 = 0x4D;
 
-static const uint16_t STABILISING_MS = 30000;  // time taken for the sensor to become stable after power on in ms
+static const uint16_t PMS_STABILISING_MS = 30000;  // time taken for the sensor to become stable after power on in ms
 
-static const uint16_t CMD_MEASUREMENT_MODE_PASSIVE =
-    0x0000;  // use `Command::MANUAL_MEASUREMENT` to trigger a measurement
-static const uint16_t CMD_MEASUREMENT_MODE_ACTIVE = 0x0001;  // automatically perform measurements
-static const uint16_t CMD_SLEEP_MODE_SLEEP = 0x0000;         // go to sleep mode
-static const uint16_t CMD_SLEEP_MODE_WAKEUP = 0x0001;        // wake up from sleep mode
+static const uint16_t PMS_CMD_MEASUREMENT_MODE_PASSIVE =
+    0x0000;  // use `PMS_CMD_MANUAL_MEASUREMENT` to trigger a measurement
+static const uint16_t PMS_CMD_MEASUREMENT_MODE_ACTIVE = 0x0001;  // automatically perform measurements
+static const uint16_t PMS_CMD_SLEEP_MODE_SLEEP = 0x0000;         // go to sleep mode
+static const uint16_t PMS_CMD_SLEEP_MODE_WAKEUP = 0x0001;        // wake up from sleep mode
 
 void PMSX003Component::setup() {}
 
@@ -41,7 +42,7 @@ void PMSX003Component::dump_config() {
   LOG_SENSOR("  ", "Temperature", this->temperature_sensor_);
   LOG_SENSOR("  ", "Humidity", this->humidity_sensor_);
 
-  if (this->update_interval_ <= STABILISING_MS) {
+  if (this->update_interval_ <= PMS_STABILISING_MS) {
     ESP_LOGCONFIG(TAG, "  Mode: active continuous (sensor default)");
   } else {
     ESP_LOGCONFIG(TAG, "  Mode: passive with sleep/wake cycles");
@@ -54,44 +55,44 @@ void PMSX003Component::loop() {
   const uint32_t now = App.get_loop_component_start_time();
 
   // Initialize sensor mode on first loop
-  if (!this->initialised_) {
-    if (this->update_interval_ > STABILISING_MS) {
+  if (this->initialised_ == 0) {
+    if (this->update_interval_ > PMS_STABILISING_MS) {
       // Long update interval: use passive mode with sleep/wake cycles
-      this->send_command_(Command::MEASUREMENT_MODE, CMD_MEASUREMENT_MODE_PASSIVE);
-      this->send_command_(Command::SLEEP_MODE, CMD_SLEEP_MODE_WAKEUP);
+      this->send_command_(PMS_CMD_MEASUREMENT_MODE, PMS_CMD_MEASUREMENT_MODE_PASSIVE);
+      this->send_command_(PMS_CMD_SLEEP_MODE, PMS_CMD_SLEEP_MODE_WAKEUP);
     } else {
       // Short/zero update interval: use active continuous mode
-      this->send_command_(Command::MEASUREMENT_MODE, CMD_MEASUREMENT_MODE_ACTIVE);
+      this->send_command_(PMS_CMD_MEASUREMENT_MODE, PMS_CMD_MEASUREMENT_MODE_ACTIVE);
     }
-    this->initialised_ = true;
+    this->initialised_ = 1;
   }
 
   // If we update less often than it takes the device to stabilise, spin the fan down
   // rather than running it constantly. It does take some time to stabilise, so we
   // need to keep track of what state we're in.
-  if (this->update_interval_ > STABILISING_MS) {
+  if (this->update_interval_ > PMS_STABILISING_MS) {
     switch (this->state_) {
-      case State::IDLE:
+      case PMSX003_STATE_IDLE:
         // Power on the sensor now so it'll be ready when we hit the update time
-        if (now - this->last_update_ < (this->update_interval_ - STABILISING_MS))
+        if (now - this->last_update_ < (this->update_interval_ - PMS_STABILISING_MS))
           return;
 
-        this->state_ = State::STABILISING;
-        this->send_command_(Command::SLEEP_MODE, CMD_SLEEP_MODE_WAKEUP);
+        this->state_ = PMSX003_STATE_STABILISING;
+        this->send_command_(PMS_CMD_SLEEP_MODE, PMS_CMD_SLEEP_MODE_WAKEUP);
         this->fan_on_time_ = now;
         return;
-      case State::STABILISING:
+      case PMSX003_STATE_STABILISING:
         // wait for the sensor to be stable
-        if (now - this->fan_on_time_ < STABILISING_MS)
+        if (now - this->fan_on_time_ < PMS_STABILISING_MS)
           return;
         // consume any command responses that are in the serial buffer
         while (this->available())
           this->read_byte(&this->data_[0]);
         // Trigger a new read
-        this->send_command_(Command::MANUAL_MEASUREMENT, 0);
-        this->state_ = State::WAITING;
+        this->send_command_(PMS_CMD_MANUAL_MEASUREMENT, 0);
+        this->state_ = PMSX003_STATE_WAITING;
         break;
-      case State::WAITING:
+      case PMSX003_STATE_WAITING:
         // Just go ahead and read stuff
         break;
     }
@@ -179,28 +180,27 @@ optional<bool> PMSX003Component::check_byte_() {
 }
 
 bool PMSX003Component::check_payload_length_(uint16_t payload_length) {
-  // https://avaldebe.github.io/PyPMS/sensors/Plantower/
   switch (this->type_) {
-    case Type::PMSX003:
+    case PMSX003_TYPE_X003:
       // The expected payload length is typically 28 bytes.
       // However, a 20-byte payload check was already present in the code.
       // No official documentation was found confirming this.
       // Retaining this check to avoid breaking existing behavior.
       return payload_length == 28 || payload_length == 20;  // 2*13+2
-    case Type::PMS5003S:
-    case Type::PMS5003T:
+    case PMSX003_TYPE_5003T:
+    case PMSX003_TYPE_5003S:
       return payload_length == 28;  // 2*13+2 (Data 13 not set/reserved)
-    case Type::PMS5003ST:
+    case PMSX003_TYPE_5003ST:
       return payload_length == 36;  // 2*17+2 (Data 16 not set/reserved)
   }
   return false;
 }
 
-void PMSX003Component::send_command_(Command cmd, uint16_t data) {
+void PMSX003Component::send_command_(PMSX0003Command cmd, uint16_t data) {
   uint8_t send_data[7] = {
       START_CHARACTER_1,            // Start Byte 1
       START_CHARACTER_2,            // Start Byte 2
-      static_cast<uint8_t>(cmd),    // Command
+      cmd,                          // Command
       uint8_t((data >> 8) & 0xFF),  // Data 1
       uint8_t((data >> 0) & 0xFF),  // Data 2
       0,                            // Verify Byte 1
@@ -265,7 +265,7 @@ void PMSX003Component::parse_data_() {
   if (this->pm_particles_25um_sensor_ != nullptr)
     this->pm_particles_25um_sensor_->publish_state(pm_particles_25um);
 
-  if (this->type_ == Type::PMS5003T) {
+  if (this->type_ == PMSX003_TYPE_5003T) {
     ESP_LOGD(TAG,
              "Got PM0.3 Particles: %u Count/0.1L, PM0.5 Particles: %u Count/0.1L, PM1.0 Particles: %u Count/0.1L, "
              "PM2.5 Particles %u Count/0.1L",
@@ -289,7 +289,7 @@ void PMSX003Component::parse_data_() {
   }
 
   // Formaldehyde
-  if (this->type_ == Type::PMS5003S || this->type_ == Type::PMS5003ST) {
+  if (this->type_ == PMSX003_TYPE_5003ST || this->type_ == PMSX003_TYPE_5003S) {
     const uint16_t formaldehyde = this->get_16_bit_uint_(28);
 
     ESP_LOGD(TAG, "Got Formaldehyde: %u µg/m^3", formaldehyde);
@@ -299,8 +299,8 @@ void PMSX003Component::parse_data_() {
   }
 
   // Temperature and Humidity
-  if (this->type_ == Type::PMS5003T || this->type_ == Type::PMS5003ST) {
-    const uint8_t temperature_offset = (this->type_ == Type::PMS5003T) ? 24 : 30;
+  if (this->type_ == PMSX003_TYPE_5003ST || this->type_ == PMSX003_TYPE_5003T) {
+    const uint8_t temperature_offset = (this->type_ == PMSX003_TYPE_5003T) ? 24 : 30;
 
     const float temperature = static_cast<int16_t>(this->get_16_bit_uint_(temperature_offset)) / 10.0f;
     const float humidity = this->get_16_bit_uint_(temperature_offset + 2) / 10.0f;
@@ -314,7 +314,7 @@ void PMSX003Component::parse_data_() {
   }
 
   // Firmware Version and Error Code
-  if (this->type_ == Type::PMS5003ST) {
+  if (this->type_ == PMSX003_TYPE_5003ST) {
     const uint8_t firmware_version = this->data_[36];
     const uint8_t error_code = this->data_[37];
 
@@ -323,12 +323,13 @@ void PMSX003Component::parse_data_() {
 
   // Spin down the sensor again if we aren't going to need it until more time has
   // passed than it takes to stabilise
-  if (this->update_interval_ > STABILISING_MS) {
-    this->send_command_(Command::SLEEP_MODE, CMD_SLEEP_MODE_SLEEP);
-    this->state_ = State::IDLE;
+  if (this->update_interval_ > PMS_STABILISING_MS) {
+    this->send_command_(PMS_CMD_SLEEP_MODE, PMS_CMD_SLEEP_MODE_SLEEP);
+    this->state_ = PMSX003_STATE_IDLE;
   }
 
   this->status_clear_warning();
 }
 
-}  // namespace esphome::pmsx003
+}  // namespace pmsx003
+}  // namespace esphome

esphome/components/pmsx003/pmsx003.h

@@ -5,25 +5,27 @@
 #include "esphome/components/sensor/sensor.h"
 #include "esphome/components/uart/uart.h"
 
-namespace esphome::pmsx003 {
+namespace esphome {
+namespace pmsx003 {
 
-enum class Type : uint8_t {
-  PMSX003 = 0,
-  PMS5003S,
-  PMS5003T,
-  PMS5003ST,
+enum PMSX0003Command : uint8_t {
+  PMS_CMD_MEASUREMENT_MODE =
+      0xE1,  // Data Options: `PMS_CMD_MEASUREMENT_MODE_PASSIVE`, `PMS_CMD_MEASUREMENT_MODE_ACTIVE`
+  PMS_CMD_MANUAL_MEASUREMENT = 0xE2,
+  PMS_CMD_SLEEP_MODE = 0xE4,  // Data Options: `PMS_CMD_SLEEP_MODE_SLEEP`, `PMS_CMD_SLEEP_MODE_WAKEUP`
 };
 
-enum class Command : uint8_t {
-  MEASUREMENT_MODE = 0xE1,  // Data Options: `CMD_MEASUREMENT_MODE_PASSIVE`, `CMD_MEASUREMENT_MODE_ACTIVE`
-  MANUAL_MEASUREMENT = 0xE2,
-  SLEEP_MODE = 0xE4,  // Data Options: `CMD_SLEEP_MODE_SLEEP`, `CMD_SLEEP_MODE_WAKEUP`
+enum PMSX003Type {
+  PMSX003_TYPE_X003 = 0,
+  PMSX003_TYPE_5003T,
+  PMSX003_TYPE_5003ST,
+  PMSX003_TYPE_5003S,
 };
 
-enum class State : uint8_t {
-  IDLE = 0,
-  STABILISING,
-  WAITING,
+enum PMSX003State {
+  PMSX003_STATE_IDLE = 0,
+  PMSX003_STATE_STABILISING,
+  PMSX003_STATE_WAITING,
 };
 
 class PMSX003Component : public uart::UARTDevice, public Component {
@@ -35,7 +37,7 @@ class PMSX003Component : public uart::UARTDevice, public Component {
 
   void set_update_interval(uint32_t update_interval) { this->update_interval_ = update_interval; }
 
-  void set_type(Type type) { this->type_ = type; }
+  void set_type(PMSX003Type type) { this->type_ = type; }
 
   void set_pm_1_0_std_sensor(sensor::Sensor *pm_1_0_std_sensor) { this->pm_1_0_std_sensor_ = pm_1_0_std_sensor; }
   void set_pm_2_5_std_sensor(sensor::Sensor *pm_2_5_std_sensor) { this->pm_2_5_std_sensor_ = pm_2_5_std_sensor; }
@@ -75,20 +77,20 @@ class PMSX003Component : public uart::UARTDevice, public Component {
   optional<bool> check_byte_();
   void parse_data_();
   bool check_payload_length_(uint16_t payload_length);
-  void send_command_(Command cmd, uint16_t data);
+  void send_command_(PMSX0003Command cmd, uint16_t data);
   uint16_t get_16_bit_uint_(uint8_t start_index) const {
     return encode_uint16(this->data_[start_index], this->data_[start_index + 1]);
   }
 
-  Type type_;
-  State state_{State::IDLE};
-  bool initialised_{false};
   uint8_t data_[64];
   uint8_t data_index_{0};
+  uint8_t initialised_{0};
   uint32_t fan_on_time_{0};
   uint32_t last_update_{0};
   uint32_t last_transmission_{0};
   uint32_t update_interval_{0};
+  PMSX003State state_{PMSX003_STATE_IDLE};
+  PMSX003Type type_;
 
   // "Standard Particle"
   sensor::Sensor *pm_1_0_std_sensor_{nullptr};
@@ -116,4 +118,5 @@ class PMSX003Component : public uart::UARTDevice, public Component {
   sensor::Sensor *humidity_sensor_{nullptr};
 };
 
-}  // namespace esphome::pmsx003
+}  // namespace pmsx003
+}  // namespace esphome

esphome/components/pmsx003/sensor.py

@@ -41,33 +41,33 @@ PMSX003Component = pmsx003_ns.class_("PMSX003Component", uart.UARTDevice, cg.Com
 PMSX003Sensor = pmsx003_ns.class_("PMSX003Sensor", sensor.Sensor)
 
 TYPE_PMSX003 = "PMSX003"
-TYPE_PMS5003S = "PMS5003S"
 TYPE_PMS5003T = "PMS5003T"
 TYPE_PMS5003ST = "PMS5003ST"
+TYPE_PMS5003S = "PMS5003S"
 
-Type = pmsx003_ns.enum("Type", is_class=True)
+PMSX003Type = pmsx003_ns.enum("PMSX003Type")
 
 PMSX003_TYPES = {
-    TYPE_PMSX003: Type.PMSX003,
-    TYPE_PMS5003S: Type.PMS5003S,
-    TYPE_PMS5003T: Type.PMS5003T,
-    TYPE_PMS5003ST: Type.PMS5003ST,
+    TYPE_PMSX003: PMSX003Type.PMSX003_TYPE_X003,
+    TYPE_PMS5003T: PMSX003Type.PMSX003_TYPE_5003T,
+    TYPE_PMS5003ST: PMSX003Type.PMSX003_TYPE_5003ST,
+    TYPE_PMS5003S: PMSX003Type.PMSX003_TYPE_5003S,
 }
 
 SENSORS_TO_TYPE = {
-    CONF_PM_1_0_STD: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_2_5_STD: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_10_0_STD: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_1_0: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_2_5: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_10_0: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_0_3UM: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_0_5UM: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_1_0UM: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_2_5UM: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003T, TYPE_PMS5003ST],
-    CONF_PM_5_0UM: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003ST],
-    CONF_PM_10_0UM: [TYPE_PMSX003, TYPE_PMS5003S, TYPE_PMS5003ST],
-    CONF_FORMALDEHYDE: [TYPE_PMS5003S, TYPE_PMS5003ST],
+    CONF_PM_1_0: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_2_5: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_10_0: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_1_0_STD: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_2_5_STD: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_10_0_STD: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_0_3UM: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_0_5UM: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_1_0UM: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_2_5UM: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_5_0UM: [TYPE_PMSX003, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_10_0UM: [TYPE_PMSX003, TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_FORMALDEHYDE: [TYPE_PMS5003ST, TYPE_PMS5003S],
     CONF_TEMPERATURE: [TYPE_PMS5003T, TYPE_PMS5003ST],
     CONF_HUMIDITY: [TYPE_PMS5003T, TYPE_PMS5003ST],
 }

esphome/components/web_server_base/__init__.py

@@ -38,11 +38,8 @@ async def to_code(config):
         cg.add_define("WEB_SERVER_DEFAULT_HEADERS_COUNT", 1)
         return
 
+    # ESP32 uses IDF web server (early return above), so this is for other Arduino platforms
     if CORE.using_arduino:
-        if CORE.is_esp32:
-            cg.add_library("WiFi", None)
-            cg.add_library("FS", None)
-            cg.add_library("Update", None)
         if CORE.is_esp8266:
             cg.add_library("ESP8266WiFi", None)
         if CORE.is_libretiny:
@@ -53,4 +50,4 @@ async def to_code(config):
                 "lib_ignore", ["ESPAsyncTCP", "AsyncTCP", "AsyncTCP_RP2040W"]
             )
         # https://github.com/ESP32Async/ESPAsyncWebServer/blob/main/library.json
-        cg.add_library("ESP32Async/ESPAsyncWebServer", "3.9.6")
+        cg.add_library("ESP32Async/ESPAsyncWebServer", "3.9.5")

esphome/components/wled/__init__.py

@@ -3,6 +3,7 @@ from esphome.components.light.effects import register_addressable_effect
 from esphome.components.light.types import AddressableLightEffect
 import esphome.config_validation as cv
 from esphome.const import CONF_NAME, CONF_PORT
+from esphome.core import CORE
 
 wled_ns = cg.esphome_ns.namespace("wled")
 WLEDLightEffect = wled_ns.class_("WLEDLightEffect", AddressableLightEffect)
@@ -27,4 +28,6 @@ async def wled_light_effect_to_code(config, effect_id):
     cg.add(effect.set_port(config[CONF_PORT]))
     cg.add(effect.set_sync_group_mask(config[CONF_SYNC_GROUP_MASK]))
     cg.add(effect.set_blank_on_start(config[CONF_BLANK_ON_START]))
+    if CORE.is_esp32:
+        cg.add_library("WiFi", None)
     return effect

esphome/core/__init__.py

@@ -888,6 +888,16 @@ class EsphomeCore:
             library.name if "/" not in library.name else library.name.split("/")[-1]
         )
 
+        # Auto-enable Arduino libraries on ESP32 Arduino builds
+        if self.is_esp32 and self.using_arduino:
+            from esphome.components.esp32 import (
+                ARDUINO_DISABLED_LIBRARIES,
+                _enable_arduino_library,
+            )
+
+            if short_name in ARDUINO_DISABLED_LIBRARIES:
+                _enable_arduino_library(short_name)
+
         if short_name not in self.platformio_libraries:
             _LOGGER.debug("Adding library: %s", library)
             self.platformio_libraries[short_name] = library

esphome/core/application.cpp

@@ -210,7 +210,7 @@ void Application::loop() {
 #ifdef USE_ESP32
       esp_chip_info_t chip_info;
       esp_chip_info(&chip_info);
-      ESP_LOGI(TAG, "ESP32 Chip: %s rev%d.%d, %d core(s)", ESPHOME_VARIANT, chip_info.revision / 100,
+      ESP_LOGI(TAG, "ESP32 Chip: %s r%d.%d, %d core(s)", ESPHOME_VARIANT, chip_info.revision / 100,
                chip_info.revision % 100, chip_info.cores);
 #if defined(USE_ESP32_VARIANT_ESP32) && !defined(USE_ESP32_MIN_CHIP_REVISION_SET)
       // Suggest optimization for chips that don't need the PSRAM cache workaround

platformio.ini

@@ -114,7 +114,7 @@ lib_deps =
     ESP8266WiFi                           ; wifi (Arduino built-in)
     Update                                ; ota (Arduino built-in)
     ESP32Async/ESPAsyncTCP@2.0.0          ; async_tcp
-    ESP32Async/ESPAsyncWebServer@3.9.6    ; web_server_base
+    ESP32Async/ESPAsyncWebServer@3.9.5    ; web_server_base
     makuna/NeoPixelBus@2.7.3              ; neopixelbus
     ESP8266HTTPClient                     ; http_request (Arduino built-in)
     ESP8266mDNS                           ; mdns (Arduino built-in)
@@ -202,7 +202,7 @@ lib_deps =
     ${common:arduino.lib_deps}
     ayushsharma82/RPAsyncTCP@1.3.2        ; async_tcp
     bblanchon/ArduinoJson@7.4.2           ; json
-    ESP32Async/ESPAsyncWebServer@3.9.6    ; web_server_base
+    ESP32Async/ESPAsyncWebServer@3.9.5    ; web_server_base
 build_flags =
     ${common:arduino.build_flags}
     -DUSE_RP2040
@@ -218,7 +218,7 @@ framework = arduino
 lib_compat_mode = soft
 lib_deps =
     bblanchon/ArduinoJson@7.4.2           ; json
-    ESP32Async/ESPAsyncWebServer@3.9.6    ; web_server_base
+    ESP32Async/ESPAsyncWebServer@3.9.5    ; web_server_base
     droscy/esp_wireguard@0.4.2            ; wireguard
 build_flags =
     ${common:arduino.build_flags}

tests/components/i2s_audio/test.esp32-ard.yaml

@@ -0,0 +1,16 @@
+substitutions:
+  i2s_bclk_pin: GPIO15
+  i2s_lrclk_pin: GPIO4
+  i2s_mclk_pin: GPIO5
+
+<<: !include common.yaml
+
+wifi:
+  ssid: test
+  password: test1234
+
+media_player:
+  - platform: i2s_audio
+    name: Test Media Player
+    dac_type: internal
+    mode: stereo

tests/components/pmsx003/common.yaml

@@ -8,11 +8,11 @@ sensor:
     pm_10_0:
       name: PM 10.0 Concentration
     pm_1_0_std:
-      name: PM 1.0 Standard Atmospheric Concentration
+      name: PM 1.0 Standard Atmospher Concentration
     pm_2_5_std:
-      name: PM 2.5 Standard Atmospheric Concentration
+      name: PM 2.5 Standard Atmospher Concentration
     pm_10_0_std:
-      name: PM 10.0 Standard Atmospheric Concentration
+      name: PM 10.0 Standard Atmospher Concentration
     pm_0_3um:
       name: Particulate Count >0.3um
     pm_0_5um:

tests/unit_tests/test_core.py

@@ -780,3 +780,78 @@ class TestEsphomeCore:
         target.config = {const.CONF_ESPHOME: {"name": "test"}, "logger": {}}
 
         assert target.has_networking is False
+
+    def test_add_library__esp32_arduino_enables_disabled_library(self, target):
+        """Test add_library auto-enables Arduino libraries on ESP32 Arduino builds."""
+        target.data[const.KEY_CORE] = {
+            const.KEY_TARGET_PLATFORM: "esp32",
+            const.KEY_TARGET_FRAMEWORK: "arduino",
+        }
+
+        library = core.Library("WiFi", None)
+
+        with patch("esphome.components.esp32._enable_arduino_library") as mock_enable:
+            target.add_library(library)
+            mock_enable.assert_called_once_with("WiFi")
+
+        assert "WiFi" in target.platformio_libraries
+
+    def test_add_library__esp32_arduino_ignores_non_arduino_library(self, target):
+        """Test add_library doesn't enable libraries not in ARDUINO_DISABLED_LIBRARIES."""
+        target.data[const.KEY_CORE] = {
+            const.KEY_TARGET_PLATFORM: "esp32",
+            const.KEY_TARGET_FRAMEWORK: "arduino",
+        }
+
+        library = core.Library("SomeOtherLib", "1.0.0")
+
+        with patch("esphome.components.esp32._enable_arduino_library") as mock_enable:
+            target.add_library(library)
+            mock_enable.assert_not_called()
+
+        assert "SomeOtherLib" in target.platformio_libraries
+
+    def test_add_library__esp32_idf_does_not_enable_arduino_library(self, target):
+        """Test add_library doesn't auto-enable Arduino libraries on ESP32 IDF builds."""
+        target.data[const.KEY_CORE] = {
+            const.KEY_TARGET_PLATFORM: "esp32",
+            const.KEY_TARGET_FRAMEWORK: "esp-idf",
+        }
+
+        library = core.Library("WiFi", None)
+
+        with patch("esphome.components.esp32._enable_arduino_library") as mock_enable:
+            target.add_library(library)
+            mock_enable.assert_not_called()
+
+        assert "WiFi" in target.platformio_libraries
+
+    def test_add_library__esp8266_does_not_enable_arduino_library(self, target):
+        """Test add_library doesn't auto-enable Arduino libraries on ESP8266."""
+        target.data[const.KEY_CORE] = {
+            const.KEY_TARGET_PLATFORM: "esp8266",
+            const.KEY_TARGET_FRAMEWORK: "arduino",
+        }
+
+        library = core.Library("WiFi", None)
+
+        with patch("esphome.components.esp32._enable_arduino_library") as mock_enable:
+            target.add_library(library)
+            mock_enable.assert_not_called()
+
+        assert "WiFi" in target.platformio_libraries
+
+    def test_add_library__extracts_short_name_from_path(self, target):
+        """Test add_library extracts short name from library paths like owner/lib."""
+        target.data[const.KEY_CORE] = {
+            const.KEY_TARGET_PLATFORM: "esp32",
+            const.KEY_TARGET_FRAMEWORK: "arduino",
+        }
+
+        library = core.Library("arduino/Wire", None)
+
+        with patch("esphome.components.esp32._enable_arduino_library") as mock_enable:
+            target.add_library(library)
+            mock_enable.assert_called_once_with("Wire")
+
+        assert "Wire" in target.platformio_libraries