Merge pull request #9394 from esphome/bump-2025.7.0b1

2025.7.0b1

.github/workflows/ci.yml

@@ -214,17 +214,51 @@ jobs:
         if: matrix.os == 'windows-latest'
         run: |
           ./venv/Scripts/activate
-          pytest -vv --cov-report=xml --tb=native -n auto tests
+          pytest -vv --cov-report=xml --tb=native -n auto tests --ignore=tests/integration/
       - name: Run pytest
         if: matrix.os == 'ubuntu-latest' || matrix.os == 'macOS-latest'
         run: |
           . venv/bin/activate
-          pytest -vv --cov-report=xml --tb=native -n auto tests
+          pytest -vv --cov-report=xml --tb=native -n auto tests --ignore=tests/integration/
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v5.4.3
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
 
+  integration-tests:
+    name: Run integration tests
+    runs-on: ubuntu-latest
+    needs:
+      - common
+    steps:
+      - name: Check out code from GitHub
+        uses: actions/checkout@v4.2.2
+      - name: Set up Python 3.13
+        id: python
+        uses: actions/setup-python@v5.6.0
+        with:
+          python-version: "3.13"
+      - name: Restore Python virtual environment
+        id: cache-venv
+        uses: actions/cache@v4.2.3
+        with:
+          path: venv
+          key: ${{ runner.os }}-${{ steps.python.outputs.python-version }}-venv-${{ needs.common.outputs.cache-key }}
+      - name: Create Python virtual environment
+        if: steps.cache-venv.outputs.cache-hit != 'true'
+        run: |
+          python -m venv venv
+          . venv/bin/activate
+          python --version
+          pip install -r requirements.txt -r requirements_test.txt
+          pip install -e .
+      - name: Register matcher
+        run: echo "::add-matcher::.github/workflows/matchers/pytest.json"
+      - name: Run integration tests
+        run: |
+          . venv/bin/activate
+          pytest -vv --no-cov --tb=native -n auto tests/integration/
+
   clang-format:
     name: Check clang-format
     runs-on: ubuntu-24.04
@@ -494,6 +528,7 @@ jobs:
       - flake8
       - pylint
       - pytest
+      - integration-tests
       - pyupgrade
       - clang-tidy
       - list-components

CODEOWNERS

@@ -170,6 +170,7 @@ esphome/components/ft5x06/* @clydebarrow
 esphome/components/ft63x6/* @gpambrozio
 esphome/components/gcja5/* @gcormier
 esphome/components/gdk101/* @Szewcson
+esphome/components/gl_r01_i2c/* @pkejval
 esphome/components/globals/* @esphome/core
 esphome/components/gp2y1010au0f/* @zry98
 esphome/components/gp8403/* @jesserockz
@@ -254,6 +255,7 @@ esphome/components/ln882x/* @lamauny
 esphome/components/lock/* @esphome/core
 esphome/components/logger/* @esphome/core
 esphome/components/logger/select/* @clydebarrow
+esphome/components/lps22/* @nagisa
 esphome/components/ltr390/* @latonita @sjtrny
 esphome/components/ltr501/* @latonita
 esphome/components/ltr_als_ps/* @latonita

Doxyfile

@@ -48,7 +48,7 @@ PROJECT_NAME           = ESPHome
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 2025.7.0-dev
+PROJECT_NUMBER         = 2025.7.0b1
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

esphome/components/adc/__init__.py

@@ -10,8 +10,15 @@ from esphome.components.esp32.const import (
     VARIANT_ESP32S2,
     VARIANT_ESP32S3,
 )
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
-from esphome.const import CONF_ANALOG, CONF_INPUT, CONF_NUMBER, PLATFORM_ESP8266
+from esphome.const import (
+    CONF_ANALOG,
+    CONF_INPUT,
+    CONF_NUMBER,
+    PLATFORM_ESP8266,
+    PlatformFramework,
+)
 from esphome.core import CORE
 
 CODEOWNERS = ["@esphome/core"]
@@ -229,3 +236,20 @@ def validate_adc_pin(value):
         )(value)
 
     raise NotImplementedError
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "adc_sensor_esp32.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+        "adc_sensor_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "adc_sensor_rp2040.cpp": {PlatformFramework.RP2040_ARDUINO},
+        "adc_sensor_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+    }
+)

esphome/components/apds9960/apds9960.cpp

@@ -23,7 +23,7 @@ void APDS9960::setup() {
     return;
   }
 
-  if (id != 0xAB && id != 0x9C && id != 0xA8) {  // APDS9960 all should have one of these IDs
+  if (id != 0xAB && id != 0x9C && id != 0xA8 && id != 0x9E) {  // APDS9960 all should have one of these IDs
     this->error_code_ = WRONG_ID;
     this->mark_failed();
     return;

esphome/components/api/__init__.py

@@ -3,6 +3,7 @@ import base64
 from esphome import automation
 from esphome.automation import Condition
 import esphome.codegen as cg
+from esphome.config_helpers import get_logger_level
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_ACTION,
@@ -313,3 +314,17 @@ async def homeassistant_tag_scanned_to_code(config, action_id, template_arg, arg
 @automation.register_condition("api.connected", APIConnectedCondition, {})
 async def api_connected_to_code(config, condition_id, template_arg, args):
     return cg.new_Pvariable(condition_id, template_arg)
+
+
+def FILTER_SOURCE_FILES() -> list[str]:
+    """Filter out api_pb2_dump.cpp when proto message dumping is not enabled."""
+    # api_pb2_dump.cpp is only needed when HAS_PROTO_MESSAGE_DUMP is defined
+    # This is a particularly large file that still needs to be opened and read
+    # all the way to the end even when ifdef'd out
+    #
+    # HAS_PROTO_MESSAGE_DUMP is defined when ESPHOME_LOG_HAS_VERY_VERBOSE is set,
+    # which happens when the logger level is VERY_VERBOSE
+    if get_logger_level() != "VERY_VERBOSE":
+        return ["api_pb2_dump.cpp"]
+
+    return []

esphome/components/api/api_connection.cpp

@@ -42,6 +42,19 @@ static const char *const TAG = "api.connection";
 static const int CAMERA_STOP_STREAM = 5000;
 #endif
 
+// Helper macro for entity command handlers - gets entity by key, returns if not found, and creates call object
+#define ENTITY_COMMAND_MAKE_CALL(entity_type, entity_var, getter_name) \
+  entity_type *entity_var = App.get_##getter_name##_by_key(msg.key); \
+  if ((entity_var) == nullptr) \
+    return; \
+  auto call = (entity_var)->make_call();
+
+// Helper macro for entity command handlers that don't use make_call() - gets entity by key and returns if not found
+#define ENTITY_COMMAND_GET(entity_type, entity_var, getter_name) \
+  entity_type *entity_var = App.get_##getter_name##_by_key(msg.key); \
+  if ((entity_var) == nullptr) \
+    return;
+
 APIConnection::APIConnection(std::unique_ptr<socket::Socket> sock, APIServer *parent)
     : parent_(parent), initial_state_iterator_(this), list_entities_iterator_(this) {
 #if defined(USE_API_PLAINTEXT) && defined(USE_API_NOISE)
@@ -361,11 +374,7 @@ uint16_t APIConnection::try_send_cover_info(EntityBase *entity, APIConnection *c
   return encode_message_to_buffer(msg, ListEntitiesCoverResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::cover_command(const CoverCommandRequest &msg) {
-  cover::Cover *cover = App.get_cover_by_key(msg.key);
-  if (cover == nullptr)
-    return;
-
-  auto call = cover->make_call();
+  ENTITY_COMMAND_MAKE_CALL(cover::Cover, cover, cover)
   if (msg.has_legacy_command) {
     switch (msg.legacy_command) {
       case enums::LEGACY_COVER_COMMAND_OPEN:
@@ -427,11 +436,7 @@ uint16_t APIConnection::try_send_fan_info(EntityBase *entity, APIConnection *con
   return encode_message_to_buffer(msg, ListEntitiesFanResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::fan_command(const FanCommandRequest &msg) {
-  fan::Fan *fan = App.get_fan_by_key(msg.key);
-  if (fan == nullptr)
-    return;
-
-  auto call = fan->make_call();
+  ENTITY_COMMAND_MAKE_CALL(fan::Fan, fan, fan)
   if (msg.has_state)
     call.set_state(msg.state);
   if (msg.has_oscillating)
@@ -504,11 +509,7 @@ uint16_t APIConnection::try_send_light_info(EntityBase *entity, APIConnection *c
   return encode_message_to_buffer(msg, ListEntitiesLightResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::light_command(const LightCommandRequest &msg) {
-  light::LightState *light = App.get_light_by_key(msg.key);
-  if (light == nullptr)
-    return;
-
-  auto call = light->make_call();
+  ENTITY_COMMAND_MAKE_CALL(light::LightState, light, light)
   if (msg.has_state)
     call.set_state(msg.state);
   if (msg.has_brightness)
@@ -597,9 +598,7 @@ uint16_t APIConnection::try_send_switch_info(EntityBase *entity, APIConnection *
   return encode_message_to_buffer(msg, ListEntitiesSwitchResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::switch_command(const SwitchCommandRequest &msg) {
-  switch_::Switch *a_switch = App.get_switch_by_key(msg.key);
-  if (a_switch == nullptr)
-    return;
+  ENTITY_COMMAND_GET(switch_::Switch, a_switch, switch)
 
   if (msg.state) {
     a_switch->turn_on();
@@ -708,11 +707,7 @@ uint16_t APIConnection::try_send_climate_info(EntityBase *entity, APIConnection
   return encode_message_to_buffer(msg, ListEntitiesClimateResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::climate_command(const ClimateCommandRequest &msg) {
-  climate::Climate *climate = App.get_climate_by_key(msg.key);
-  if (climate == nullptr)
-    return;
-
-  auto call = climate->make_call();
+  ENTITY_COMMAND_MAKE_CALL(climate::Climate, climate, climate)
   if (msg.has_mode)
     call.set_mode(static_cast<climate::ClimateMode>(msg.mode));
   if (msg.has_target_temperature)
@@ -767,11 +762,7 @@ uint16_t APIConnection::try_send_number_info(EntityBase *entity, APIConnection *
   return encode_message_to_buffer(msg, ListEntitiesNumberResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::number_command(const NumberCommandRequest &msg) {
-  number::Number *number = App.get_number_by_key(msg.key);
-  if (number == nullptr)
-    return;
-
-  auto call = number->make_call();
+  ENTITY_COMMAND_MAKE_CALL(number::Number, number, number)
   call.set_value(msg.state);
   call.perform();
 }
@@ -801,11 +792,7 @@ uint16_t APIConnection::try_send_date_info(EntityBase *entity, APIConnection *co
   return encode_message_to_buffer(msg, ListEntitiesDateResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::date_command(const DateCommandRequest &msg) {
-  datetime::DateEntity *date = App.get_date_by_key(msg.key);
-  if (date == nullptr)
-    return;
-
-  auto call = date->make_call();
+  ENTITY_COMMAND_MAKE_CALL(datetime::DateEntity, date, date)
   call.set_date(msg.year, msg.month, msg.day);
   call.perform();
 }
@@ -835,11 +822,7 @@ uint16_t APIConnection::try_send_time_info(EntityBase *entity, APIConnection *co
   return encode_message_to_buffer(msg, ListEntitiesTimeResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::time_command(const TimeCommandRequest &msg) {
-  datetime::TimeEntity *time = App.get_time_by_key(msg.key);
-  if (time == nullptr)
-    return;
-
-  auto call = time->make_call();
+  ENTITY_COMMAND_MAKE_CALL(datetime::TimeEntity, time, time)
   call.set_time(msg.hour, msg.minute, msg.second);
   call.perform();
 }
@@ -871,11 +854,7 @@ uint16_t APIConnection::try_send_datetime_info(EntityBase *entity, APIConnection
   return encode_message_to_buffer(msg, ListEntitiesDateTimeResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::datetime_command(const DateTimeCommandRequest &msg) {
-  datetime::DateTimeEntity *datetime = App.get_datetime_by_key(msg.key);
-  if (datetime == nullptr)
-    return;
-
-  auto call = datetime->make_call();
+  ENTITY_COMMAND_MAKE_CALL(datetime::DateTimeEntity, datetime, datetime)
   call.set_datetime(msg.epoch_seconds);
   call.perform();
 }
@@ -909,11 +888,7 @@ uint16_t APIConnection::try_send_text_info(EntityBase *entity, APIConnection *co
   return encode_message_to_buffer(msg, ListEntitiesTextResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::text_command(const TextCommandRequest &msg) {
-  text::Text *text = App.get_text_by_key(msg.key);
-  if (text == nullptr)
-    return;
-
-  auto call = text->make_call();
+  ENTITY_COMMAND_MAKE_CALL(text::Text, text, text)
   call.set_value(msg.state);
   call.perform();
 }
@@ -945,11 +920,7 @@ uint16_t APIConnection::try_send_select_info(EntityBase *entity, APIConnection *
   return encode_message_to_buffer(msg, ListEntitiesSelectResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::select_command(const SelectCommandRequest &msg) {
-  select::Select *select = App.get_select_by_key(msg.key);
-  if (select == nullptr)
-    return;
-
-  auto call = select->make_call();
+  ENTITY_COMMAND_MAKE_CALL(select::Select, select, select)
   call.set_option(msg.state);
   call.perform();
 }
@@ -966,10 +937,7 @@ uint16_t APIConnection::try_send_button_info(EntityBase *entity, APIConnection *
   return encode_message_to_buffer(msg, ListEntitiesButtonResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void esphome::api::APIConnection::button_command(const ButtonCommandRequest &msg) {
-  button::Button *button = App.get_button_by_key(msg.key);
-  if (button == nullptr)
-    return;
-
+  ENTITY_COMMAND_GET(button::Button, button, button)
   button->press();
 }
 #endif
@@ -1000,9 +968,7 @@ uint16_t APIConnection::try_send_lock_info(EntityBase *entity, APIConnection *co
   return encode_message_to_buffer(msg, ListEntitiesLockResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::lock_command(const LockCommandRequest &msg) {
-  lock::Lock *a_lock = App.get_lock_by_key(msg.key);
-  if (a_lock == nullptr)
-    return;
+  ENTITY_COMMAND_GET(lock::Lock, a_lock, lock)
 
   switch (msg.command) {
     case enums::LOCK_UNLOCK:
@@ -1045,11 +1011,7 @@ uint16_t APIConnection::try_send_valve_info(EntityBase *entity, APIConnection *c
   return encode_message_to_buffer(msg, ListEntitiesValveResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::valve_command(const ValveCommandRequest &msg) {
-  valve::Valve *valve = App.get_valve_by_key(msg.key);
-  if (valve == nullptr)
-    return;
-
-  auto call = valve->make_call();
+  ENTITY_COMMAND_MAKE_CALL(valve::Valve, valve, valve)
   if (msg.has_position)
     call.set_position(msg.position);
   if (msg.stop)
@@ -1096,11 +1058,7 @@ uint16_t APIConnection::try_send_media_player_info(EntityBase *entity, APIConnec
   return encode_message_to_buffer(msg, ListEntitiesMediaPlayerResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::media_player_command(const MediaPlayerCommandRequest &msg) {
-  media_player::MediaPlayer *media_player = App.get_media_player_by_key(msg.key);
-  if (media_player == nullptr)
-    return;
-
-  auto call = media_player->make_call();
+  ENTITY_COMMAND_MAKE_CALL(media_player::MediaPlayer, media_player, media_player)
   if (msg.has_command) {
     call.set_command(static_cast<media_player::MediaPlayerCommand>(msg.command));
   }
@@ -1218,66 +1176,53 @@ void APIConnection::bluetooth_scanner_set_mode(const BluetoothScannerSetModeRequ
 #endif
 
 #ifdef USE_VOICE_ASSISTANT
+bool APIConnection::check_voice_assistant_api_connection_() const {
+  return voice_assistant::global_voice_assistant != nullptr &&
+         voice_assistant::global_voice_assistant->get_api_connection() == this;
+}
+
 void APIConnection::subscribe_voice_assistant(const SubscribeVoiceAssistantRequest &msg) {
   if (voice_assistant::global_voice_assistant != nullptr) {
     voice_assistant::global_voice_assistant->client_subscription(this, msg.subscribe);
   }
 }
 void APIConnection::on_voice_assistant_response(const VoiceAssistantResponse &msg) {
-  if (voice_assistant::global_voice_assistant != nullptr) {
-    if (voice_assistant::global_voice_assistant->get_api_connection() != this) {
-      return;
-    }
+  if (!this->check_voice_assistant_api_connection_()) {
+    return;
+  }
 
-    if (msg.error) {
-      voice_assistant::global_voice_assistant->failed_to_start();
-      return;
-    }
-    if (msg.port == 0) {
-      // Use API Audio
-      voice_assistant::global_voice_assistant->start_streaming();
-    } else {
-      struct sockaddr_storage storage;
-      socklen_t len = sizeof(storage);
-      this->helper_->getpeername((struct sockaddr *) &storage, &len);
-      voice_assistant::global_voice_assistant->start_streaming(&storage, msg.port);
-    }
+  if (msg.error) {
+    voice_assistant::global_voice_assistant->failed_to_start();
+    return;
+  }
+  if (msg.port == 0) {
+    // Use API Audio
+    voice_assistant::global_voice_assistant->start_streaming();
+  } else {
+    struct sockaddr_storage storage;
+    socklen_t len = sizeof(storage);
+    this->helper_->getpeername((struct sockaddr *) &storage, &len);
+    voice_assistant::global_voice_assistant->start_streaming(&storage, msg.port);
   }
 };
 void APIConnection::on_voice_assistant_event_response(const VoiceAssistantEventResponse &msg) {
-  if (voice_assistant::global_voice_assistant != nullptr) {
-    if (voice_assistant::global_voice_assistant->get_api_connection() != this) {
-      return;
-    }
-
+  if (this->check_voice_assistant_api_connection_()) {
     voice_assistant::global_voice_assistant->on_event(msg);
   }
 }
 void APIConnection::on_voice_assistant_audio(const VoiceAssistantAudio &msg) {
-  if (voice_assistant::global_voice_assistant != nullptr) {
-    if (voice_assistant::global_voice_assistant->get_api_connection() != this) {
-      return;
-    }
-
+  if (this->check_voice_assistant_api_connection_()) {
     voice_assistant::global_voice_assistant->on_audio(msg);
   }
 };
 void APIConnection::on_voice_assistant_timer_event_response(const VoiceAssistantTimerEventResponse &msg) {
-  if (voice_assistant::global_voice_assistant != nullptr) {
-    if (voice_assistant::global_voice_assistant->get_api_connection() != this) {
-      return;
-    }
-
+  if (this->check_voice_assistant_api_connection_()) {
     voice_assistant::global_voice_assistant->on_timer_event(msg);
   }
 };
 
 void APIConnection::on_voice_assistant_announce_request(const VoiceAssistantAnnounceRequest &msg) {
-  if (voice_assistant::global_voice_assistant != nullptr) {
-    if (voice_assistant::global_voice_assistant->get_api_connection() != this) {
-      return;
-    }
-
+  if (this->check_voice_assistant_api_connection_()) {
     voice_assistant::global_voice_assistant->on_announce(msg);
   }
 }
@@ -1285,35 +1230,29 @@ void APIConnection::on_voice_assistant_announce_request(const VoiceAssistantAnno
 VoiceAssistantConfigurationResponse APIConnection::voice_assistant_get_configuration(
     const VoiceAssistantConfigurationRequest &msg) {
   VoiceAssistantConfigurationResponse resp;
-  if (voice_assistant::global_voice_assistant != nullptr) {
-    if (voice_assistant::global_voice_assistant->get_api_connection() != this) {
-      return resp;
-    }
-
-    auto &config = voice_assistant::global_voice_assistant->get_configuration();
-    for (auto &wake_word : config.available_wake_words) {
-      VoiceAssistantWakeWord resp_wake_word;
-      resp_wake_word.id = wake_word.id;
-      resp_wake_word.wake_word = wake_word.wake_word;
-      for (const auto &lang : wake_word.trained_languages) {
-        resp_wake_word.trained_languages.push_back(lang);
-      }
-      resp.available_wake_words.push_back(std::move(resp_wake_word));
-    }
-    for (auto &wake_word_id : config.active_wake_words) {
-      resp.active_wake_words.push_back(wake_word_id);
-    }
-    resp.max_active_wake_words = config.max_active_wake_words;
+  if (!this->check_voice_assistant_api_connection_()) {
+    return resp;
   }
+
+  auto &config = voice_assistant::global_voice_assistant->get_configuration();
+  for (auto &wake_word : config.available_wake_words) {
+    VoiceAssistantWakeWord resp_wake_word;
+    resp_wake_word.id = wake_word.id;
+    resp_wake_word.wake_word = wake_word.wake_word;
+    for (const auto &lang : wake_word.trained_languages) {
+      resp_wake_word.trained_languages.push_back(lang);
+    }
+    resp.available_wake_words.push_back(std::move(resp_wake_word));
+  }
+  for (auto &wake_word_id : config.active_wake_words) {
+    resp.active_wake_words.push_back(wake_word_id);
+  }
+  resp.max_active_wake_words = config.max_active_wake_words;
   return resp;
 }
 
 void APIConnection::voice_assistant_set_configuration(const VoiceAssistantSetConfiguration &msg) {
-  if (voice_assistant::global_voice_assistant != nullptr) {
-    if (voice_assistant::global_voice_assistant->get_api_connection() != this) {
-      return;
-    }
-
+  if (this->check_voice_assistant_api_connection_()) {
     voice_assistant::global_voice_assistant->on_set_configuration(msg.active_wake_words);
   }
 }
@@ -1346,11 +1285,7 @@ uint16_t APIConnection::try_send_alarm_control_panel_info(EntityBase *entity, AP
                                   is_single);
 }
 void APIConnection::alarm_control_panel_command(const AlarmControlPanelCommandRequest &msg) {
-  alarm_control_panel::AlarmControlPanel *a_alarm_control_panel = App.get_alarm_control_panel_by_key(msg.key);
-  if (a_alarm_control_panel == nullptr)
-    return;
-
-  auto call = a_alarm_control_panel->make_call();
+  ENTITY_COMMAND_MAKE_CALL(alarm_control_panel::AlarmControlPanel, a_alarm_control_panel, alarm_control_panel)
   switch (msg.command) {
     case enums::ALARM_CONTROL_PANEL_DISARM:
       call.disarm();
@@ -1438,9 +1373,7 @@ uint16_t APIConnection::try_send_update_info(EntityBase *entity, APIConnection *
   return encode_message_to_buffer(msg, ListEntitiesUpdateResponse::MESSAGE_TYPE, conn, remaining_size, is_single);
 }
 void APIConnection::update_command(const UpdateCommandRequest &msg) {
-  update::UpdateEntity *update = App.get_update_by_key(msg.key);
-  if (update == nullptr)
-    return;
+  ENTITY_COMMAND_GET(update::UpdateEntity, update, update)
 
   switch (msg.command) {
     case enums::UPDATE_COMMAND_UPDATE:
@@ -1459,12 +1392,11 @@ void APIConnection::update_command(const UpdateCommandRequest &msg) {
 }
 #endif
 
-bool APIConnection::try_send_log_message(int level, const char *tag, const char *line) {
+bool APIConnection::try_send_log_message(int level, const char *tag, const char *line, size_t message_len) {
   if (this->flags_.log_subscription < level)
     return false;
 
   // Pre-calculate message size to avoid reallocations
-  const size_t line_length = strlen(line);
   uint32_t msg_size = 0;
 
   // Add size for level field (field ID 1, varint type)
@@ -1473,14 +1405,14 @@ bool APIConnection::try_send_log_message(int level, const char *tag, const char
 
   // Add size for string field (field ID 3, string type)
   // 1 byte for field tag + size of length varint + string length
-  msg_size += 1 + api::ProtoSize::varint(static_cast<uint32_t>(line_length)) + line_length;
+  msg_size += 1 + api::ProtoSize::varint(static_cast<uint32_t>(message_len)) + message_len;
 
   // Create a pre-sized buffer
   auto buffer = this->create_buffer(msg_size);
 
   // Encode the message (SubscribeLogsResponse)
   buffer.encode_uint32(1, static_cast<uint32_t>(level));  // LogLevel level = 1
-  buffer.encode_string(3, line, line_length);             // string message = 3
+  buffer.encode_string(3, line, message_len);             // string message = 3
 
   // SubscribeLogsResponse - 29
   return this->send_buffer(buffer, SubscribeLogsResponse::MESSAGE_TYPE);

esphome/components/api/api_connection.h

@@ -107,7 +107,7 @@ class APIConnection : public APIServerConnection {
   bool send_media_player_state(media_player::MediaPlayer *media_player);
   void media_player_command(const MediaPlayerCommandRequest &msg) override;
 #endif
-  bool try_send_log_message(int level, const char *tag, const char *line);
+  bool try_send_log_message(int level, const char *tag, const char *line, size_t message_len);
   void send_homeassistant_service_call(const HomeassistantServiceResponse &call) {
     if (!this->flags_.service_call_subscription)
       return;
@@ -301,6 +301,11 @@ class APIConnection : public APIServerConnection {
   static uint16_t encode_message_to_buffer(ProtoMessage &msg, uint16_t message_type, APIConnection *conn,
                                            uint32_t remaining_size, bool is_single);
 
+#ifdef USE_VOICE_ASSISTANT
+  // Helper to check voice assistant validity and connection ownership
+  inline bool check_voice_assistant_api_connection_() const;
+#endif
+
   // Helper method to process multiple entities from an iterator in a batch
   template<typename Iterator> void process_iterator_batch_(Iterator &iterator) {
     size_t initial_size = this->deferred_batch_.size();

esphome/components/api/api_frame_helper.cpp

@@ -225,6 +225,22 @@ APIError APIFrameHelper::init_common_() {
 }
 
 #define HELPER_LOG(msg, ...) ESP_LOGVV(TAG, "%s: " msg, this->info_.c_str(), ##__VA_ARGS__)
+
+APIError APIFrameHelper::handle_socket_read_result_(ssize_t received) {
+  if (received == -1) {
+    if (errno == EWOULDBLOCK || errno == EAGAIN) {
+      return APIError::WOULD_BLOCK;
+    }
+    state_ = State::FAILED;
+    HELPER_LOG("Socket read failed with errno %d", errno);
+    return APIError::SOCKET_READ_FAILED;
+  } else if (received == 0) {
+    state_ = State::FAILED;
+    HELPER_LOG("Connection closed");
+    return APIError::CONNECTION_CLOSED;
+  }
+  return APIError::OK;
+}
 // uncomment to log raw packets
 //#define HELPER_LOG_PACKETS
 
@@ -327,17 +343,9 @@ APIError APINoiseFrameHelper::try_read_frame_(ParsedFrame *frame) {
     // no header information yet
     uint8_t to_read = 3 - rx_header_buf_len_;
     ssize_t received = this->socket_->read(&rx_header_buf_[rx_header_buf_len_], to_read);
-    if (received == -1) {
-      if (errno == EWOULDBLOCK || errno == EAGAIN) {
-        return APIError::WOULD_BLOCK;
-      }
-      state_ = State::FAILED;
-      HELPER_LOG("Socket read failed with errno %d", errno);
-      return APIError::SOCKET_READ_FAILED;
-    } else if (received == 0) {
-      state_ = State::FAILED;
-      HELPER_LOG("Connection closed");
-      return APIError::CONNECTION_CLOSED;
+    APIError err = handle_socket_read_result_(received);
+    if (err != APIError::OK) {
+      return err;
     }
     rx_header_buf_len_ += static_cast<uint8_t>(received);
     if (static_cast<uint8_t>(received) != to_read) {
@@ -372,17 +380,9 @@ APIError APINoiseFrameHelper::try_read_frame_(ParsedFrame *frame) {
     // more data to read
     uint16_t to_read = msg_size - rx_buf_len_;
     ssize_t received = this->socket_->read(&rx_buf_[rx_buf_len_], to_read);
-    if (received == -1) {
-      if (errno == EWOULDBLOCK || errno == EAGAIN) {
-        return APIError::WOULD_BLOCK;
-      }
-      state_ = State::FAILED;
-      HELPER_LOG("Socket read failed with errno %d", errno);
-      return APIError::SOCKET_READ_FAILED;
-    } else if (received == 0) {
-      state_ = State::FAILED;
-      HELPER_LOG("Connection closed");
-      return APIError::CONNECTION_CLOSED;
+    APIError err = handle_socket_read_result_(received);
+    if (err != APIError::OK) {
+      return err;
     }
     rx_buf_len_ += static_cast<uint16_t>(received);
     if (static_cast<uint16_t>(received) != to_read) {
@@ -855,17 +855,9 @@ APIError APIPlaintextFrameHelper::try_read_frame_(ParsedFrame *frame) {
     // Try to get to at least 3 bytes total (indicator + 2 varint bytes), then read one byte at a time
     ssize_t received =
         this->socket_->read(&rx_header_buf_[rx_header_buf_pos_], rx_header_buf_pos_ < 3 ? 3 - rx_header_buf_pos_ : 1);
-    if (received == -1) {
-      if (errno == EWOULDBLOCK || errno == EAGAIN) {
-        return APIError::WOULD_BLOCK;
-      }
-      state_ = State::FAILED;
-      HELPER_LOG("Socket read failed with errno %d", errno);
-      return APIError::SOCKET_READ_FAILED;
-    } else if (received == 0) {
-      state_ = State::FAILED;
-      HELPER_LOG("Connection closed");
-      return APIError::CONNECTION_CLOSED;
+    APIError err = handle_socket_read_result_(received);
+    if (err != APIError::OK) {
+      return err;
     }
 
     // If this was the first read, validate the indicator byte
@@ -949,17 +941,9 @@ APIError APIPlaintextFrameHelper::try_read_frame_(ParsedFrame *frame) {
     // more data to read
     uint16_t to_read = rx_header_parsed_len_ - rx_buf_len_;
     ssize_t received = this->socket_->read(&rx_buf_[rx_buf_len_], to_read);
-    if (received == -1) {
-      if (errno == EWOULDBLOCK || errno == EAGAIN) {
-        return APIError::WOULD_BLOCK;
-      }
-      state_ = State::FAILED;
-      HELPER_LOG("Socket read failed with errno %d", errno);
-      return APIError::SOCKET_READ_FAILED;
-    } else if (received == 0) {
-      state_ = State::FAILED;
-      HELPER_LOG("Connection closed");
-      return APIError::CONNECTION_CLOSED;
+    APIError err = handle_socket_read_result_(received);
+    if (err != APIError::OK) {
+      return err;
     }
     rx_buf_len_ += static_cast<uint16_t>(received);
     if (static_cast<uint16_t>(received) != to_read) {

esphome/components/api/api_frame_helper.h

@@ -176,6 +176,9 @@ class APIFrameHelper {
 
   // Common initialization for both plaintext and noise protocols
   APIError init_common_();
+
+  // Helper method to handle socket read results
+  APIError handle_socket_read_result_(ssize_t received);
 };
 
 #ifdef USE_API_NOISE

esphome/components/api/api_server.cpp

@@ -104,18 +104,19 @@ void APIServer::setup() {
 
 #ifdef USE_LOGGER
   if (logger::global_logger != nullptr) {
-    logger::global_logger->add_on_log_callback([this](int level, const char *tag, const char *message) {
-      if (this->shutting_down_) {
-        // Don't try to send logs during shutdown
-        // as it could result in a recursion and
-        // we would be filling a buffer we are trying to clear
-        return;
-      }
-      for (auto &c : this->clients_) {
-        if (!c->flags_.remove)
-          c->try_send_log_message(level, tag, message);
-      }
-    });
+    logger::global_logger->add_on_log_callback(
+        [this](int level, const char *tag, const char *message, size_t message_len) {
+          if (this->shutting_down_) {
+            // Don't try to send logs during shutdown
+            // as it could result in a recursion and
+            // we would be filling a buffer we are trying to clear
+            return;
+          }
+          for (auto &c : this->clients_) {
+            if (!c->flags_.remove)
+              c->try_send_log_message(level, tag, message, message_len);
+          }
+        });
   }
 #endif
 
@@ -260,180 +261,114 @@ bool APIServer::check_password(const std::string &password) const {
 
 void APIServer::handle_disconnect(APIConnection *conn) {}
 
+// Macro for entities without extra parameters
+#define API_DISPATCH_UPDATE(entity_type, entity_name) \
+  void APIServer::on_##entity_name##_update(entity_type *obj) { /* NOLINT(bugprone-macro-parentheses) */ \
+    if (obj->is_internal()) \
+      return; \
+    for (auto &c : this->clients_) \
+      c->send_##entity_name##_state(obj); \
+  }
+
+// Macro for entities with extra parameters (but parameters not used in send)
+#define API_DISPATCH_UPDATE_IGNORE_PARAMS(entity_type, entity_name, ...) \
+  void APIServer::on_##entity_name##_update(entity_type *obj, __VA_ARGS__) { /* NOLINT(bugprone-macro-parentheses) */ \
+    if (obj->is_internal()) \
+      return; \
+    for (auto &c : this->clients_) \
+      c->send_##entity_name##_state(obj); \
+  }
+
 #ifdef USE_BINARY_SENSOR
-void APIServer::on_binary_sensor_update(binary_sensor::BinarySensor *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_binary_sensor_state(obj);
-}
+API_DISPATCH_UPDATE(binary_sensor::BinarySensor, binary_sensor)
 #endif
 
 #ifdef USE_COVER
-void APIServer::on_cover_update(cover::Cover *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_cover_state(obj);
-}
+API_DISPATCH_UPDATE(cover::Cover, cover)
 #endif
 
 #ifdef USE_FAN
-void APIServer::on_fan_update(fan::Fan *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_fan_state(obj);
-}
+API_DISPATCH_UPDATE(fan::Fan, fan)
 #endif
 
 #ifdef USE_LIGHT
-void APIServer::on_light_update(light::LightState *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_light_state(obj);
-}
+API_DISPATCH_UPDATE(light::LightState, light)
 #endif
 
 #ifdef USE_SENSOR
-void APIServer::on_sensor_update(sensor::Sensor *obj, float state) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_sensor_state(obj);
-}
+API_DISPATCH_UPDATE_IGNORE_PARAMS(sensor::Sensor, sensor, float state)
 #endif
 
 #ifdef USE_SWITCH
-void APIServer::on_switch_update(switch_::Switch *obj, bool state) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_switch_state(obj);
-}
+API_DISPATCH_UPDATE_IGNORE_PARAMS(switch_::Switch, switch, bool state)
 #endif
 
 #ifdef USE_TEXT_SENSOR
-void APIServer::on_text_sensor_update(text_sensor::TextSensor *obj, const std::string &state) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_text_sensor_state(obj);
-}
+API_DISPATCH_UPDATE_IGNORE_PARAMS(text_sensor::TextSensor, text_sensor, const std::string &state)
 #endif
 
 #ifdef USE_CLIMATE
-void APIServer::on_climate_update(climate::Climate *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_climate_state(obj);
-}
+API_DISPATCH_UPDATE(climate::Climate, climate)
 #endif
 
 #ifdef USE_NUMBER
-void APIServer::on_number_update(number::Number *obj, float state) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_number_state(obj);
-}
+API_DISPATCH_UPDATE_IGNORE_PARAMS(number::Number, number, float state)
 #endif
 
 #ifdef USE_DATETIME_DATE
-void APIServer::on_date_update(datetime::DateEntity *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_date_state(obj);
-}
+API_DISPATCH_UPDATE(datetime::DateEntity, date)
 #endif
 
 #ifdef USE_DATETIME_TIME
-void APIServer::on_time_update(datetime::TimeEntity *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_time_state(obj);
-}
+API_DISPATCH_UPDATE(datetime::TimeEntity, time)
 #endif
 
 #ifdef USE_DATETIME_DATETIME
-void APIServer::on_datetime_update(datetime::DateTimeEntity *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_datetime_state(obj);
-}
+API_DISPATCH_UPDATE(datetime::DateTimeEntity, datetime)
 #endif
 
 #ifdef USE_TEXT
-void APIServer::on_text_update(text::Text *obj, const std::string &state) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_text_state(obj);
-}
+API_DISPATCH_UPDATE_IGNORE_PARAMS(text::Text, text, const std::string &state)
 #endif
 
 #ifdef USE_SELECT
-void APIServer::on_select_update(select::Select *obj, const std::string &state, size_t index) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_select_state(obj);
-}
+API_DISPATCH_UPDATE_IGNORE_PARAMS(select::Select, select, const std::string &state, size_t index)
 #endif
 
 #ifdef USE_LOCK
-void APIServer::on_lock_update(lock::Lock *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_lock_state(obj);
-}
+API_DISPATCH_UPDATE(lock::Lock, lock)
 #endif
 
 #ifdef USE_VALVE
-void APIServer::on_valve_update(valve::Valve *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_valve_state(obj);
-}
+API_DISPATCH_UPDATE(valve::Valve, valve)
 #endif
 
 #ifdef USE_MEDIA_PLAYER
-void APIServer::on_media_player_update(media_player::MediaPlayer *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_media_player_state(obj);
-}
+API_DISPATCH_UPDATE(media_player::MediaPlayer, media_player)
 #endif
 
 #ifdef USE_EVENT
+// Event is a special case - it's the only entity that passes extra parameters to the send method
 void APIServer::on_event(event::Event *obj, const std::string &event_type) {
+  if (obj->is_internal())
+    return;
   for (auto &c : this->clients_)
     c->send_event(obj, event_type);
 }
 #endif
 
 #ifdef USE_UPDATE
+// Update is a special case - the method is called on_update, not on_update_update
 void APIServer::on_update(update::UpdateEntity *obj) {
+  if (obj->is_internal())
+    return;
   for (auto &c : this->clients_)
     c->send_update_state(obj);
 }
 #endif
 
 #ifdef USE_ALARM_CONTROL_PANEL
-void APIServer::on_alarm_control_panel_update(alarm_control_panel::AlarmControlPanel *obj) {
-  if (obj->is_internal())
-    return;
-  for (auto &c : this->clients_)
-    c->send_alarm_control_panel_state(obj);
-}
+API_DISPATCH_UPDATE(alarm_control_panel::AlarmControlPanel, alarm_control_panel)
 #endif
 
 float APIServer::get_setup_priority() const { return setup_priority::AFTER_WIFI; }

esphome/components/bluetooth_proxy/bluetooth_proxy.cpp

@@ -52,11 +52,21 @@ bool BluetoothProxy::parse_device(const esp32_ble_tracker::ESPBTDevice &device)
   return true;
 }
 
-static constexpr size_t FLUSH_BATCH_SIZE = 8;
-static std::vector<api::BluetoothLERawAdvertisement> &get_batch_buffer() {
-  static std::vector<api::BluetoothLERawAdvertisement> batch_buffer;
-  return batch_buffer;
-}
+// Batch size for BLE advertisements to maximize WiFi efficiency
+// Each advertisement is up to 80 bytes when packaged (including protocol overhead)
+// Most advertisements are 20-30 bytes, allowing even more to fit per packet
+// 16 advertisements × 80 bytes (worst case) = 1280 bytes out of ~1320 bytes usable payload
+// This achieves ~97% WiFi MTU utilization while staying under the limit
+static constexpr size_t FLUSH_BATCH_SIZE = 16;
+
+namespace {
+// Batch buffer in anonymous namespace to avoid guard variable (saves 8 bytes)
+// This is initialized at program startup before any threads
+// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
+std::vector<api::BluetoothLERawAdvertisement> batch_buffer;
+}  // namespace
+
+static std::vector<api::BluetoothLERawAdvertisement> &get_batch_buffer() { return batch_buffer; }
 
 bool BluetoothProxy::parse_devices(const esp32_ble::BLEScanResult *scan_results, size_t count) {
   if (!api::global_api_server->is_connected() || this->api_connection_ == nullptr || !this->raw_advertisements_)

esphome/components/const/__init__.py

@@ -2,6 +2,7 @@
 
 CODEOWNERS = ["@esphome/core"]
 
+CONF_BYTE_ORDER = "byte_order"
 CONF_DRAW_ROUNDING = "draw_rounding"
 CONF_ON_STATE_CHANGE = "on_state_change"
 CONF_REQUEST_HEADERS = "request_headers"

esphome/components/debug/__init__.py

@@ -1,4 +1,5 @@
 import esphome.codegen as cg
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_BLOCK,
@@ -7,6 +8,7 @@ from esphome.const import (
     CONF_FREE,
     CONF_ID,
     CONF_LOOP_TIME,
+    PlatformFramework,
 )
 
 CODEOWNERS = ["@OttoWinter"]
@@ -44,3 +46,21 @@ CONFIG_SCHEMA = cv.All(
 async def to_code(config):
     var = cg.new_Pvariable(config[CONF_ID])
     await cg.register_component(var, config)
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "debug_esp32.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+        "debug_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "debug_host.cpp": {PlatformFramework.HOST_NATIVE},
+        "debug_rp2040.cpp": {PlatformFramework.RP2040_ARDUINO},
+        "debug_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+    }
+)

esphome/components/deep_sleep/__init__.py

@@ -1,6 +1,6 @@
 from esphome import automation, pins
 import esphome.codegen as cg
-from esphome.components import time
+from esphome.components import esp32, time
 from esphome.components.esp32 import get_esp32_variant
 from esphome.components.esp32.const import (
     VARIANT_ESP32,
@@ -11,6 +11,7 @@ from esphome.components.esp32.const import (
     VARIANT_ESP32S2,
     VARIANT_ESP32S3,
 )
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_DEFAULT,
@@ -27,6 +28,7 @@ from esphome.const import (
     CONF_WAKEUP_PIN,
     PLATFORM_ESP32,
     PLATFORM_ESP8266,
+    PlatformFramework,
 )
 
 WAKEUP_PINS = {
@@ -114,12 +116,20 @@ def validate_pin_number(value):
     return value
 
 
-def validate_config(config):
-    if get_esp32_variant() == VARIANT_ESP32C3 and CONF_ESP32_EXT1_WAKEUP in config:
-        raise cv.Invalid("ESP32-C3 does not support wakeup from touch.")
-    if get_esp32_variant() == VARIANT_ESP32C3 and CONF_TOUCH_WAKEUP in config:
-        raise cv.Invalid("ESP32-C3 does not support wakeup from ext1")
-    return config
+def _validate_ex1_wakeup_mode(value):
+    if value == "ALL_LOW":
+        esp32.only_on_variant(supported=[VARIANT_ESP32], msg_prefix="ALL_LOW")(value)
+    if value == "ANY_LOW":
+        esp32.only_on_variant(
+            supported=[
+                VARIANT_ESP32S2,
+                VARIANT_ESP32S3,
+                VARIANT_ESP32C6,
+                VARIANT_ESP32H2,
+            ],
+            msg_prefix="ANY_LOW",
+        )(value)
+    return value
 
 
 deep_sleep_ns = cg.esphome_ns.namespace("deep_sleep")
@@ -146,6 +156,7 @@ WAKEUP_PIN_MODES = {
 esp_sleep_ext1_wakeup_mode_t = cg.global_ns.enum("esp_sleep_ext1_wakeup_mode_t")
 Ext1Wakeup = deep_sleep_ns.struct("Ext1Wakeup")
 EXT1_WAKEUP_MODES = {
+    "ANY_LOW": esp_sleep_ext1_wakeup_mode_t.ESP_EXT1_WAKEUP_ANY_LOW,
     "ALL_LOW": esp_sleep_ext1_wakeup_mode_t.ESP_EXT1_WAKEUP_ALL_LOW,
     "ANY_HIGH": esp_sleep_ext1_wakeup_mode_t.ESP_EXT1_WAKEUP_ANY_HIGH,
 }
@@ -185,16 +196,28 @@ CONFIG_SCHEMA = cv.All(
             ),
             cv.Optional(CONF_ESP32_EXT1_WAKEUP): cv.All(
                 cv.only_on_esp32,
+                esp32.only_on_variant(
+                    unsupported=[VARIANT_ESP32C3], msg_prefix="Wakeup from ext1"
+                ),
                 cv.Schema(
                     {
                         cv.Required(CONF_PINS): cv.ensure_list(
                             pins.internal_gpio_input_pin_schema, validate_pin_number
                         ),
-                        cv.Required(CONF_MODE): cv.enum(EXT1_WAKEUP_MODES, upper=True),
+                        cv.Required(CONF_MODE): cv.All(
+                            cv.enum(EXT1_WAKEUP_MODES, upper=True),
+                            _validate_ex1_wakeup_mode,
+                        ),
                     }
                 ),
             ),
-            cv.Optional(CONF_TOUCH_WAKEUP): cv.All(cv.only_on_esp32, cv.boolean),
+            cv.Optional(CONF_TOUCH_WAKEUP): cv.All(
+                cv.only_on_esp32,
+                esp32.only_on_variant(
+                    unsupported=[VARIANT_ESP32C3], msg_prefix="Wakeup from touch"
+                ),
+                cv.boolean,
+            ),
         }
     ).extend(cv.COMPONENT_SCHEMA),
     cv.only_on([PLATFORM_ESP32, PLATFORM_ESP8266]),
@@ -313,3 +336,14 @@ async def deep_sleep_action_to_code(config, action_id, template_arg, args):
     var = cg.new_Pvariable(action_id, template_arg)
     await cg.register_parented(var, config[CONF_ID])
     return var
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "deep_sleep_esp32.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+        "deep_sleep_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+    }
+)

esphome/components/esp32/__init__.py

@@ -189,7 +189,7 @@ def get_download_types(storage_json):
     ]
 
 
-def only_on_variant(*, supported=None, unsupported=None):
+def only_on_variant(*, supported=None, unsupported=None, msg_prefix="This feature"):
     """Config validator for features only available on some ESP32 variants."""
     if supported is not None and not isinstance(supported, list):
         supported = [supported]
@@ -200,11 +200,11 @@ def only_on_variant(*, supported=None, unsupported=None):
         variant = get_esp32_variant()
         if supported is not None and variant not in supported:
             raise cv.Invalid(
-                f"This feature is only available on {', '.join(supported)}"
+                f"{msg_prefix} is only available on {', '.join(supported)}"
             )
         if unsupported is not None and variant in unsupported:
             raise cv.Invalid(
-                f"This feature is not available on {', '.join(unsupported)}"
+                f"{msg_prefix} is not available on {', '.join(unsupported)}"
             )
         return obj
 

esphome/components/esp32/helpers.cpp

@@ -0,0 +1,69 @@
+#include "esphome/core/helpers.h"
+
+#ifdef USE_ESP32
+
+#include "esp_efuse.h"
+#include "esp_efuse_table.h"
+#include "esp_mac.h"
+
+#include <freertos/FreeRTOS.h>
+#include <freertos/portmacro.h>
+#include "esp_random.h"
+#include "esp_system.h"
+
+namespace esphome {
+
+uint32_t random_uint32() { return esp_random(); }
+bool random_bytes(uint8_t *data, size_t len) {
+  esp_fill_random(data, len);
+  return true;
+}
+
+Mutex::Mutex() { handle_ = xSemaphoreCreateMutex(); }
+Mutex::~Mutex() {}
+void Mutex::lock() { xSemaphoreTake(this->handle_, portMAX_DELAY); }
+bool Mutex::try_lock() { return xSemaphoreTake(this->handle_, 0) == pdTRUE; }
+void Mutex::unlock() { xSemaphoreGive(this->handle_); }
+
+// only affects the executing core
+// so should not be used as a mutex lock, only to get accurate timing
+IRAM_ATTR InterruptLock::InterruptLock() { portDISABLE_INTERRUPTS(); }
+IRAM_ATTR InterruptLock::~InterruptLock() { portENABLE_INTERRUPTS(); }
+
+void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
+#if defined(CONFIG_SOC_IEEE802154_SUPPORTED)
+  // When CONFIG_SOC_IEEE802154_SUPPORTED is defined, esp_efuse_mac_get_default
+  // returns the 802.15.4 EUI-64 address, so we read directly from eFuse instead.
+  if (has_custom_mac_address()) {
+    esp_efuse_read_field_blob(ESP_EFUSE_MAC_CUSTOM, mac, 48);
+  } else {
+    esp_efuse_read_field_blob(ESP_EFUSE_MAC_FACTORY, mac, 48);
+  }
+#else
+  if (has_custom_mac_address()) {
+    esp_efuse_mac_get_custom(mac);
+  } else {
+    esp_efuse_mac_get_default(mac);
+  }
+#endif
+}
+
+void set_mac_address(uint8_t *mac) { esp_base_mac_addr_set(mac); }
+
+bool has_custom_mac_address() {
+#if !defined(USE_ESP32_IGNORE_EFUSE_CUSTOM_MAC)
+  uint8_t mac[6];
+  // do not use 'esp_efuse_mac_get_custom(mac)' because it drops an error in the logs whenever it fails
+#ifndef USE_ESP32_VARIANT_ESP32
+  return (esp_efuse_read_field_blob(ESP_EFUSE_USER_DATA_MAC_CUSTOM, mac, 48) == ESP_OK) && mac_address_is_valid(mac);
+#else
+  return (esp_efuse_read_field_blob(ESP_EFUSE_MAC_CUSTOM, mac, 48) == ESP_OK) && mac_address_is_valid(mac);
+#endif
+#else
+  return false;
+#endif
+}
+
+}  // namespace esphome
+
+#endif  // USE_ESP32

esphome/components/esp32_ble/ble.h

@@ -25,10 +25,15 @@ namespace esphome {
 namespace esp32_ble {
 
 // Maximum number of BLE scan results to buffer
+// Sized to handle bursts of advertisements while allowing for processing delays
+// With 16 advertisements per batch and some safety margin:
+// - Without PSRAM: 24 entries (1.5× batch size)
+// - With PSRAM: 36 entries (2.25× batch size)
+// The reduced structure size (~80 bytes vs ~400 bytes) allows for larger buffers
 #ifdef USE_PSRAM
-static constexpr uint8_t SCAN_RESULT_BUFFER_SIZE = 32;
+static constexpr uint8_t SCAN_RESULT_BUFFER_SIZE = 36;
 #else
-static constexpr uint8_t SCAN_RESULT_BUFFER_SIZE = 20;
+static constexpr uint8_t SCAN_RESULT_BUFFER_SIZE = 24;
 #endif
 
 // Maximum size of the BLE event queue - must be power of 2 for lock-free queue

esphome/components/esp8266/helpers.cpp

@@ -0,0 +1,31 @@
+#include "esphome/core/helpers.h"
+
+#ifdef USE_ESP8266
+
+#include <osapi.h>
+#include <user_interface.h>
+// for xt_rsil()/xt_wsr_ps()
+#include <Arduino.h>
+
+namespace esphome {
+
+uint32_t random_uint32() { return os_random(); }
+bool random_bytes(uint8_t *data, size_t len) { return os_get_random(data, len) == 0; }
+
+// ESP8266 doesn't have mutexes, but that shouldn't be an issue as it's single-core and non-preemptive OS.
+Mutex::Mutex() {}
+Mutex::~Mutex() {}
+void Mutex::lock() {}
+bool Mutex::try_lock() { return true; }
+void Mutex::unlock() {}
+
+IRAM_ATTR InterruptLock::InterruptLock() { state_ = xt_rsil(15); }
+IRAM_ATTR InterruptLock::~InterruptLock() { xt_wsr_ps(state_); }
+
+void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
+  wifi_get_macaddr(STATION_IF, mac);
+}
+
+}  // namespace esphome
+
+#endif  // USE_ESP8266

esphome/components/gl_r01_i2c/gl_r01_i2c.cpp

@@ -0,0 +1,68 @@
+#include "esphome/core/log.h"
+#include "esphome/core/hal.h"
+#include "gl_r01_i2c.h"
+
+namespace esphome {
+namespace gl_r01_i2c {
+
+static const char *const TAG = "gl_r01_i2c";
+
+// Register definitions from datasheet
+static const uint8_t REG_VERSION = 0x00;
+static const uint8_t REG_DISTANCE = 0x02;
+static const uint8_t REG_TRIGGER = 0x10;
+static const uint8_t CMD_TRIGGER = 0xB0;
+static const uint8_t RESTART_CMD1 = 0x5A;
+static const uint8_t RESTART_CMD2 = 0xA5;
+static const uint8_t READ_DELAY = 40;  // minimum milliseconds from datasheet to safely read measurement result
+
+void GLR01I2CComponent::setup() {
+  ESP_LOGCONFIG(TAG, "Setting up GL-R01 I2C...");
+  // Verify sensor presence
+  if (!this->read_byte_16(REG_VERSION, &this->version_)) {
+    ESP_LOGE(TAG, "Failed to communicate with GL-R01 I2C sensor!");
+    this->mark_failed();
+    return;
+  }
+  ESP_LOGD(TAG, "Found GL-R01 I2C with version 0x%04X", this->version_);
+}
+
+void GLR01I2CComponent::dump_config() {
+  ESP_LOGCONFIG(TAG, "GL-R01 I2C:");
+  ESP_LOGCONFIG(TAG, " Firmware Version: 0x%04X", this->version_);
+  LOG_I2C_DEVICE(this);
+  LOG_SENSOR(" ", "Distance", this);
+}
+
+void GLR01I2CComponent::update() {
+  // Trigger a new measurement
+  if (!this->write_byte(REG_TRIGGER, CMD_TRIGGER)) {
+    ESP_LOGE(TAG, "Failed to trigger measurement!");
+    this->status_set_warning();
+    return;
+  }
+
+  // Schedule reading the result after the read delay
+  this->set_timeout(READ_DELAY, [this]() { this->read_distance_(); });
+}
+
+void GLR01I2CComponent::read_distance_() {
+  uint16_t distance = 0;
+  if (!this->read_byte_16(REG_DISTANCE, &distance)) {
+    ESP_LOGE(TAG, "Failed to read distance value!");
+    this->status_set_warning();
+    return;
+  }
+
+  if (distance == 0xFFFF) {
+    ESP_LOGW(TAG, "Invalid measurement received!");
+    this->status_set_warning();
+  } else {
+    ESP_LOGV(TAG, "Distance: %umm", distance);
+    this->publish_state(distance);
+    this->status_clear_warning();
+  }
+}
+
+}  // namespace gl_r01_i2c
+}  // namespace esphome

esphome/components/gl_r01_i2c/gl_r01_i2c.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#include "esphome/core/component.h"
+#include "esphome/components/sensor/sensor.h"
+#include "esphome/components/i2c/i2c.h"
+
+namespace esphome {
+namespace gl_r01_i2c {
+
+class GLR01I2CComponent : public sensor::Sensor, public i2c::I2CDevice, public PollingComponent {
+ public:
+  void setup() override;
+  void dump_config() override;
+  void update() override;
+
+ protected:
+  void read_distance_();
+  uint16_t version_{0};
+};
+
+}  // namespace gl_r01_i2c
+}  // namespace esphome

esphome/components/gl_r01_i2c/sensor.py

@@ -0,0 +1,36 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.components import i2c, sensor
+from esphome.const import (
+    CONF_ID,
+    DEVICE_CLASS_DISTANCE,
+    STATE_CLASS_MEASUREMENT,
+    UNIT_MILLIMETER,
+)
+
+CODEOWNERS = ["@pkejval"]
+DEPENDENCIES = ["i2c"]
+
+gl_r01_i2c_ns = cg.esphome_ns.namespace("gl_r01_i2c")
+GLR01I2CComponent = gl_r01_i2c_ns.class_(
+    "GLR01I2CComponent", i2c.I2CDevice, cg.PollingComponent
+)
+
+CONFIG_SCHEMA = (
+    sensor.sensor_schema(
+        GLR01I2CComponent,
+        unit_of_measurement=UNIT_MILLIMETER,
+        accuracy_decimals=0,
+        device_class=DEVICE_CLASS_DISTANCE,
+        state_class=STATE_CLASS_MEASUREMENT,
+    )
+    .extend(cv.polling_component_schema("60s"))
+    .extend(i2c.i2c_device_schema(0x74))
+)
+
+
+async def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    await cg.register_component(var, config)
+    await sensor.register_sensor(var, config)
+    await i2c.register_i2c_device(var, config)

esphome/components/host/helpers.cpp

@@ -0,0 +1,57 @@
+#include "esphome/core/helpers.h"
+
+#ifdef USE_HOST
+
+#ifndef _WIN32
+#include <net/if.h>
+#include <netinet/in.h>
+#include <sys/ioctl.h>
+#endif
+#include <unistd.h>
+#include <limits>
+#include <random>
+
+#include "esphome/core/defines.h"
+#include "esphome/core/log.h"
+
+namespace esphome {
+
+static const char *const TAG = "helpers.host";
+
+uint32_t random_uint32() {
+  std::random_device dev;
+  std::mt19937 rng(dev());
+  std::uniform_int_distribution<uint32_t> dist(0, std::numeric_limits<uint32_t>::max());
+  return dist(rng);
+}
+
+bool random_bytes(uint8_t *data, size_t len) {
+  FILE *fp = fopen("/dev/urandom", "r");
+  if (fp == nullptr) {
+    ESP_LOGW(TAG, "Could not open /dev/urandom, errno=%d", errno);
+    exit(1);
+  }
+  size_t read = fread(data, 1, len, fp);
+  if (read != len) {
+    ESP_LOGW(TAG, "Not enough data from /dev/urandom");
+    exit(1);
+  }
+  fclose(fp);
+  return true;
+}
+
+// Host platform uses std::mutex for proper thread synchronization
+Mutex::Mutex() { handle_ = new std::mutex(); }
+Mutex::~Mutex() { delete static_cast<std::mutex *>(handle_); }
+void Mutex::lock() { static_cast<std::mutex *>(handle_)->lock(); }
+bool Mutex::try_lock() { return static_cast<std::mutex *>(handle_)->try_lock(); }
+void Mutex::unlock() { static_cast<std::mutex *>(handle_)->unlock(); }
+
+void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
+  static const uint8_t esphome_host_mac_address[6] = USE_ESPHOME_HOST_MAC_ADDRESS;
+  memcpy(mac, esphome_host_mac_address, sizeof(esphome_host_mac_address));
+}
+
+}  // namespace esphome
+
+#endif  // USE_HOST

esphome/components/http_request/__init__.py

@@ -2,6 +2,7 @@ from esphome import automation
 import esphome.codegen as cg
 from esphome.components import esp32
 from esphome.components.const import CONF_REQUEST_HEADERS
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_ESP8266_DISABLE_SSL_SUPPORT,
@@ -13,6 +14,7 @@ from esphome.const import (
     CONF_URL,
     CONF_WATCHDOG_TIMEOUT,
     PLATFORM_HOST,
+    PlatformFramework,
     __version__,
 )
 from esphome.core import CORE, Lambda
@@ -319,3 +321,19 @@ async def http_request_action_to_code(config, action_id, template_arg, args):
         await automation.build_automation(trigger, [], conf)
 
     return var
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "http_request_host.cpp": {PlatformFramework.HOST_NATIVE},
+        "http_request_arduino.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP8266_ARDUINO,
+            PlatformFramework.RP2040_ARDUINO,
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+        "http_request_idf.cpp": {PlatformFramework.ESP32_IDF},
+    }
+)

esphome/components/hydreon_rgxx/sensor.py

@@ -111,8 +111,8 @@ CONFIG_SCHEMA = cv.All(
             cv.Optional(CONF_MOISTURE): sensor.sensor_schema(
                 unit_of_measurement=UNIT_INTENSITY,
                 accuracy_decimals=0,
-                device_class=DEVICE_CLASS_PRECIPITATION_INTENSITY,
                 state_class=STATE_CLASS_MEASUREMENT,
+                icon="mdi:weather-rainy",
             ),
             cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
                 unit_of_measurement=UNIT_CELSIUS,

esphome/components/i2c/__init__.py

@@ -3,6 +3,7 @@ import logging
 from esphome import pins
 import esphome.codegen as cg
 from esphome.components import esp32
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_ADDRESS,
@@ -18,6 +19,7 @@ from esphome.const import (
     PLATFORM_ESP32,
     PLATFORM_ESP8266,
     PLATFORM_RP2040,
+    PlatformFramework,
 )
 from esphome.core import CORE, coroutine_with_priority
 import esphome.final_validate as fv
@@ -205,3 +207,18 @@ def final_validate_device_schema(
         {cv.Required(CONF_I2C_ID): fv.id_declaration_match_schema(hub_schema)},
         extra=cv.ALLOW_EXTRA,
     )
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "i2c_bus_arduino.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP8266_ARDUINO,
+            PlatformFramework.RP2040_ARDUINO,
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+        "i2c_bus_esp_idf.cpp": {PlatformFramework.ESP32_IDF},
+    }
+)

esphome/components/image/__init__.py

@@ -10,8 +10,10 @@ from PIL import Image, UnidentifiedImageError
 
 from esphome import core, external_files
 import esphome.codegen as cg
+from esphome.components.const import CONF_BYTE_ORDER
 import esphome.config_validation as cv
 from esphome.const import (
+    CONF_DEFAULTS,
     CONF_DITHER,
     CONF_FILE,
     CONF_ICON,
@@ -38,6 +40,7 @@ CONF_OPAQUE = "opaque"
 CONF_CHROMA_KEY = "chroma_key"
 CONF_ALPHA_CHANNEL = "alpha_channel"
 CONF_INVERT_ALPHA = "invert_alpha"
+CONF_IMAGES = "images"
 
 TRANSPARENCY_TYPES = (
     CONF_OPAQUE,
@@ -188,6 +191,10 @@ class ImageRGB565(ImageEncoder):
             dither,
             invert_alpha,
         )
+        self.big_endian = True
+
+    def set_big_endian(self, big_endian: bool) -> None:
+        self.big_endian = big_endian
 
     def convert(self, image, path):
         return image.convert("RGBA")
@@ -205,10 +212,16 @@ class ImageRGB565(ImageEncoder):
                 g = 1
                 b = 0
         rgb = (r << 11) | (g << 5) | b
-        self.data[self.index] = rgb >> 8
-        self.index += 1
-        self.data[self.index] = rgb & 0xFF
-        self.index += 1
+        if self.big_endian:
+            self.data[self.index] = rgb >> 8
+            self.index += 1
+            self.data[self.index] = rgb & 0xFF
+            self.index += 1
+        else:
+            self.data[self.index] = rgb & 0xFF
+            self.index += 1
+            self.data[self.index] = rgb >> 8
+            self.index += 1
         if self.transparency == CONF_ALPHA_CHANNEL:
             if self.invert_alpha:
                 a ^= 0xFF
@@ -364,7 +377,7 @@ def validate_file_shorthand(value):
     value = cv.string_strict(value)
     parts = value.strip().split(":")
     if len(parts) == 2 and parts[0] in MDI_SOURCES:
-        match = re.match(r"[a-zA-Z0-9\-]+", parts[1])
+        match = re.match(r"^[a-zA-Z0-9\-]+$", parts[1])
         if match is None:
             raise cv.Invalid(f"Could not parse mdi icon name from '{value}'.")
         return download_gh_svg(parts[1], parts[0])
@@ -434,20 +447,29 @@ def validate_type(image_types):
 
 
 def validate_settings(value):
-    type = value[CONF_TYPE]
+    """
+    Validate the settings for a single image configuration.
+    """
+    conf_type = value[CONF_TYPE]
+    type_class = IMAGE_TYPE[conf_type]
     transparency = value[CONF_TRANSPARENCY].lower()
-    allow_config = IMAGE_TYPE[type].allow_config
-    if transparency not in allow_config:
+    if transparency not in type_class.allow_config:
         raise cv.Invalid(
-            f"Image format '{type}' cannot have transparency: {transparency}"
+            f"Image format '{conf_type}' cannot have transparency: {transparency}"
         )
     invert_alpha = value.get(CONF_INVERT_ALPHA, False)
     if (
         invert_alpha
         and transparency != CONF_ALPHA_CHANNEL
-        and CONF_INVERT_ALPHA not in allow_config
+        and CONF_INVERT_ALPHA not in type_class.allow_config
     ):
         raise cv.Invalid("No alpha channel to invert")
+    if value.get(CONF_BYTE_ORDER) is not None and not callable(
+        getattr(type_class, "set_big_endian", None)
+    ):
+        raise cv.Invalid(
+            f"Image format '{conf_type}' does not support byte order configuration"
+        )
     if file := value.get(CONF_FILE):
         file = Path(file)
         if is_svg_file(file):
@@ -456,31 +478,82 @@ def validate_settings(value):
             try:
                 Image.open(file)
             except UnidentifiedImageError as exc:
-                raise cv.Invalid(f"File can't be opened as image: {file}") from exc
+                raise cv.Invalid(
+                    f"File can't be opened as image: {file.absolute()}"
+                ) from exc
     return value
 
 
+IMAGE_ID_SCHEMA = {
+    cv.Required(CONF_ID): cv.declare_id(Image_),
+    cv.Required(CONF_FILE): cv.Any(validate_file_shorthand, TYPED_FILE_SCHEMA),
+    cv.GenerateID(CONF_RAW_DATA_ID): cv.declare_id(cg.uint8),
+}
+
+
+OPTIONS_SCHEMA = {
+    cv.Optional(CONF_RESIZE): cv.dimensions,
+    cv.Optional(CONF_DITHER, default="NONE"): cv.one_of(
+        "NONE", "FLOYDSTEINBERG", upper=True
+    ),
+    cv.Optional(CONF_INVERT_ALPHA, default=False): cv.boolean,
+    cv.Optional(CONF_BYTE_ORDER): cv.one_of("BIG_ENDIAN", "LITTLE_ENDIAN", upper=True),
+    cv.Optional(CONF_TRANSPARENCY, default=CONF_OPAQUE): validate_transparency(),
+    cv.Optional(CONF_TYPE): validate_type(IMAGE_TYPE),
+}
+
+OPTIONS = [key.schema for key in OPTIONS_SCHEMA]
+
+# image schema with no defaults, used with `CONF_IMAGES` in the config
+IMAGE_SCHEMA_NO_DEFAULTS = {
+    **IMAGE_ID_SCHEMA,
+    **{cv.Optional(key): OPTIONS_SCHEMA[key] for key in OPTIONS},
+}
+
 BASE_SCHEMA = cv.Schema(
     {
-        cv.Required(CONF_ID): cv.declare_id(Image_),
-        cv.Required(CONF_FILE): cv.Any(validate_file_shorthand, TYPED_FILE_SCHEMA),
-        cv.Optional(CONF_RESIZE): cv.dimensions,
-        cv.Optional(CONF_DITHER, default="NONE"): cv.one_of(
-            "NONE", "FLOYDSTEINBERG", upper=True
-        ),
-        cv.Optional(CONF_INVERT_ALPHA, default=False): cv.boolean,
-        cv.GenerateID(CONF_RAW_DATA_ID): cv.declare_id(cg.uint8),
+        **IMAGE_ID_SCHEMA,
+        **OPTIONS_SCHEMA,
     }
 ).add_extra(validate_settings)
 
 IMAGE_SCHEMA = BASE_SCHEMA.extend(
     {
         cv.Required(CONF_TYPE): validate_type(IMAGE_TYPE),
-        cv.Optional(CONF_TRANSPARENCY, default=CONF_OPAQUE): validate_transparency(),
     }
 )
 
 
+def validate_defaults(value):
+    """
+    Validate the options for images with defaults
+    """
+    defaults = value[CONF_DEFAULTS]
+    result = []
+    for index, image in enumerate(value[CONF_IMAGES]):
+        type = image.get(CONF_TYPE, defaults.get(CONF_TYPE))
+        if type is None:
+            raise cv.Invalid(
+                "Type is required either in the image config or in the defaults",
+                path=[CONF_IMAGES, index],
+            )
+        type_class = IMAGE_TYPE[type]
+        # A default byte order should be simply ignored if the type does not support it
+        available_options = [*OPTIONS]
+        if (
+            not callable(getattr(type_class, "set_big_endian", None))
+            and CONF_BYTE_ORDER not in image
+        ):
+            available_options.remove(CONF_BYTE_ORDER)
+        config = {
+            **{key: image.get(key, defaults.get(key)) for key in available_options},
+            **{key.schema: image[key.schema] for key in IMAGE_ID_SCHEMA},
+        }
+        validate_settings(config)
+        result.append(config)
+    return result
+
+
 def typed_image_schema(image_type):
     """
     Construct a schema for a specific image type, allowing transparency options
@@ -523,10 +596,33 @@ def typed_image_schema(image_type):
 
 # The config schema can be a (possibly empty) single list of images,
 # or a dictionary of image types each with a list of images
-CONFIG_SCHEMA = cv.Any(
-    cv.Schema({cv.Optional(t.lower()): typed_image_schema(t) for t in IMAGE_TYPE}),
-    cv.ensure_list(IMAGE_SCHEMA),
-)
+# or a dictionary with keys `defaults:` and `images:`
+
+
+def _config_schema(config):
+    if isinstance(config, list):
+        return cv.Schema([IMAGE_SCHEMA])(config)
+    if not isinstance(config, dict):
+        raise cv.Invalid(
+            "Badly formed image configuration, expected a list or a dictionary"
+        )
+    if CONF_DEFAULTS in config or CONF_IMAGES in config:
+        return validate_defaults(
+            cv.Schema(
+                {
+                    cv.Required(CONF_DEFAULTS): OPTIONS_SCHEMA,
+                    cv.Required(CONF_IMAGES): cv.ensure_list(IMAGE_SCHEMA_NO_DEFAULTS),
+                }
+            )(config)
+        )
+    if CONF_ID in config or CONF_FILE in config:
+        return cv.ensure_list(IMAGE_SCHEMA)([config])
+    return cv.Schema(
+        {cv.Optional(t.lower()): typed_image_schema(t) for t in IMAGE_TYPE}
+    )(config)
+
+
+CONFIG_SCHEMA = _config_schema
 
 
 async def write_image(config, all_frames=False):
@@ -585,6 +681,9 @@ async def write_image(config, all_frames=False):
 
     total_rows = height * frame_count
     encoder = IMAGE_TYPE[type](width, total_rows, transparency, dither, invert_alpha)
+    if byte_order := config.get(CONF_BYTE_ORDER):
+        # Check for valid type has already been done in validate_settings
+        encoder.set_big_endian(byte_order == "BIG_ENDIAN")
     for frame_index in range(frame_count):
         image.seek(frame_index)
         pixels = encoder.convert(image.resize((width, height)), path).getdata()

esphome/components/ld2450/button/__init__.py

@@ -13,13 +13,13 @@ from esphome.const import (
 
 from .. import CONF_LD2450_ID, LD2450Component, ld2450_ns
 
-ResetButton = ld2450_ns.class_("ResetButton", button.Button)
+FactoryResetButton = ld2450_ns.class_("FactoryResetButton", button.Button)
 RestartButton = ld2450_ns.class_("RestartButton", button.Button)
 
 CONFIG_SCHEMA = {
     cv.GenerateID(CONF_LD2450_ID): cv.use_id(LD2450Component),
     cv.Optional(CONF_FACTORY_RESET): button.button_schema(
-        ResetButton,
+        FactoryResetButton,
         device_class=DEVICE_CLASS_RESTART,
         entity_category=ENTITY_CATEGORY_CONFIG,
         icon=ICON_RESTART_ALERT,
@@ -38,7 +38,7 @@ async def to_code(config):
     if factory_reset_config := config.get(CONF_FACTORY_RESET):
         b = await button.new_button(factory_reset_config)
         await cg.register_parented(b, config[CONF_LD2450_ID])
-        cg.add(ld2450_component.set_reset_button(b))
+        cg.add(ld2450_component.set_factory_reset_button(b))
     if restart_config := config.get(CONF_RESTART):
         b = await button.new_button(restart_config)
         await cg.register_parented(b, config[CONF_LD2450_ID])

esphome/components/ld2450/button/factory_reset_button.cpp

@@ -0,0 +1,9 @@
+#include "factory_reset_button.h"
+
+namespace esphome {
+namespace ld2450 {
+
+void FactoryResetButton::press_action() { this->parent_->factory_reset(); }
+
+}  // namespace ld2450
+}  // namespace esphome

esphome/components/ld2450/button/factory_reset_button.h

@@ -6,9 +6,9 @@
 namespace esphome {
 namespace ld2450 {
 
-class ResetButton : public button::Button, public Parented<LD2450Component> {
+class FactoryResetButton : public button::Button, public Parented<LD2450Component> {
  public:
-  ResetButton() = default;
+  FactoryResetButton() = default;
 
  protected:
   void press_action() override;

esphome/components/ld2450/button/reset_button.cpp

@@ -1,9 +0,0 @@
-#include "reset_button.h"
-
-namespace esphome {
-namespace ld2450 {
-
-void ResetButton::press_action() { this->parent_->factory_reset(); }
-
-}  // namespace ld2450
-}  // namespace esphome

esphome/components/ld2450/ld2450.cpp

@@ -18,11 +18,10 @@ namespace esphome {
 namespace ld2450 {
 
 static const char *const TAG = "ld2450";
-static const char *const NO_MAC = "08:05:04:03:02:01";
 static const char *const UNKNOWN_MAC = "unknown";
 static const char *const VERSION_FMT = "%u.%02X.%02X%02X%02X%02X";
 
-enum BaudRateStructure : uint8_t {
+enum BaudRate : uint8_t {
   BAUD_RATE_9600 = 1,
   BAUD_RATE_19200 = 2,
   BAUD_RATE_38400 = 3,
@@ -33,14 +32,13 @@ enum BaudRateStructure : uint8_t {
   BAUD_RATE_460800 = 8
 };
 
-// Zone type struct
-enum ZoneTypeStructure : uint8_t {
+enum ZoneType : uint8_t {
   ZONE_DISABLED = 0,
   ZONE_DETECTION = 1,
   ZONE_FILTER = 2,
 };
 
-enum PeriodicDataStructure : uint8_t {
+enum PeriodicData : uint8_t {
   TARGET_X = 4,
   TARGET_Y = 6,
   TARGET_SPEED = 8,
@@ -48,12 +46,12 @@ enum PeriodicDataStructure : uint8_t {
 };
 
 enum PeriodicDataValue : uint8_t {
-  HEAD = 0xAA,
-  END = 0x55,
+  HEADER = 0xAA,
+  FOOTER = 0x55,
   CHECK = 0x00,
 };
 
-enum AckDataStructure : uint8_t {
+enum AckData : uint8_t {
   COMMAND = 6,
   COMMAND_STATUS = 7,
 };
@@ -61,11 +59,11 @@ enum AckDataStructure : uint8_t {
 // Memory-efficient lookup tables
 struct StringToUint8 {
   const char *str;
-  uint8_t value;
+  const uint8_t value;
 };
 
 struct Uint8ToString {
-  uint8_t value;
+  const uint8_t value;
   const char *str;
 };
 
@@ -75,6 +73,13 @@ constexpr StringToUint8 BAUD_RATES_BY_STR[] = {
     {"256000", BAUD_RATE_256000}, {"460800", BAUD_RATE_460800},
 };
 
+constexpr Uint8ToString DIRECTION_BY_UINT[] = {
+    {DIRECTION_APPROACHING, "Approaching"},
+    {DIRECTION_MOVING_AWAY, "Moving away"},
+    {DIRECTION_STATIONARY, "Stationary"},
+    {DIRECTION_NA, "NA"},
+};
+
 constexpr Uint8ToString ZONE_TYPE_BY_UINT[] = {
     {ZONE_DISABLED, "Disabled"},
     {ZONE_DETECTION, "Detection"},
@@ -104,28 +109,35 @@ template<size_t N> const char *find_str(const Uint8ToString (&arr)[N], uint8_t v
   return "";  // Not found
 }
 
-// LD2450 serial command header & footer
-static const uint8_t CMD_FRAME_HEADER[4] = {0xFD, 0xFC, 0xFB, 0xFA};
-static const uint8_t CMD_FRAME_END[4] = {0x04, 0x03, 0x02, 0x01};
 // LD2450 UART Serial Commands
-static const uint8_t CMD_ENABLE_CONF = 0xFF;
-static const uint8_t CMD_DISABLE_CONF = 0xFE;
-static const uint8_t CMD_VERSION = 0xA0;
-static const uint8_t CMD_MAC = 0xA5;
-static const uint8_t CMD_RESET = 0xA2;
-static const uint8_t CMD_RESTART = 0xA3;
-static const uint8_t CMD_BLUETOOTH = 0xA4;
-static const uint8_t CMD_SINGLE_TARGET_MODE = 0x80;
-static const uint8_t CMD_MULTI_TARGET_MODE = 0x90;
-static const uint8_t CMD_QUERY_TARGET_MODE = 0x91;
-static const uint8_t CMD_SET_BAUD_RATE = 0xA1;
-static const uint8_t CMD_QUERY_ZONE = 0xC1;
-static const uint8_t CMD_SET_ZONE = 0xC2;
+static constexpr uint8_t CMD_ENABLE_CONF = 0xFF;
+static constexpr uint8_t CMD_DISABLE_CONF = 0xFE;
+static constexpr uint8_t CMD_QUERY_VERSION = 0xA0;
+static constexpr uint8_t CMD_QUERY_MAC_ADDRESS = 0xA5;
+static constexpr uint8_t CMD_RESET = 0xA2;
+static constexpr uint8_t CMD_RESTART = 0xA3;
+static constexpr uint8_t CMD_BLUETOOTH = 0xA4;
+static constexpr uint8_t CMD_SINGLE_TARGET_MODE = 0x80;
+static constexpr uint8_t CMD_MULTI_TARGET_MODE = 0x90;
+static constexpr uint8_t CMD_QUERY_TARGET_MODE = 0x91;
+static constexpr uint8_t CMD_SET_BAUD_RATE = 0xA1;
+static constexpr uint8_t CMD_QUERY_ZONE = 0xC1;
+static constexpr uint8_t CMD_SET_ZONE = 0xC2;
+// Header & Footer size
+static constexpr uint8_t HEADER_FOOTER_SIZE = 4;
+// Command Header & Footer
+static constexpr uint8_t CMD_FRAME_HEADER[HEADER_FOOTER_SIZE] = {0xFD, 0xFC, 0xFB, 0xFA};
+static constexpr uint8_t CMD_FRAME_FOOTER[HEADER_FOOTER_SIZE] = {0x04, 0x03, 0x02, 0x01};
+// Data Header & Footer
+static constexpr uint8_t DATA_FRAME_HEADER[HEADER_FOOTER_SIZE] = {0xAA, 0xFF, 0x03, 0x00};
+static constexpr uint8_t DATA_FRAME_FOOTER[2] = {0x55, 0xCC};
+// MAC address the module uses when Bluetooth is disabled
+static constexpr uint8_t NO_MAC[] = {0x08, 0x05, 0x04, 0x03, 0x02, 0x01};
 
 static inline uint16_t convert_seconds_to_ms(uint16_t value) { return value * 1000; };
 
 static inline void convert_int_values_to_hex(const int *values, uint8_t *bytes) {
-  for (int i = 0; i < 4; i++) {
+  for (uint8_t i = 0; i < 4; i++) {
     uint16_t val = values[i] & 0xFFFF;
     bytes[i * 2] = val & 0xFF;             // Store low byte first (little-endian)
     bytes[i * 2 + 1] = (val >> 8) & 0xFF;  // Store high byte second
@@ -166,18 +178,13 @@ static inline float calculate_angle(float base, float hypotenuse) {
   return angle_degrees;
 }
 
-static inline std::string get_direction(int16_t speed) {
-  static const char *const APPROACHING = "Approaching";
-  static const char *const MOVING_AWAY = "Moving away";
-  static const char *const STATIONARY = "Stationary";
-
-  if (speed > 0) {
-    return MOVING_AWAY;
+static bool validate_header_footer(const uint8_t *header_footer, const uint8_t *buffer) {
+  for (uint8_t i = 0; i < HEADER_FOOTER_SIZE; i++) {
+    if (header_footer[i] != buffer[i]) {
+      return false;  // Mismatch in header/footer
+    }
   }
-  if (speed < 0) {
-    return APPROACHING;
-  }
-  return STATIONARY;
+  return true;  // Valid header/footer
 }
 
 void LD2450Component::setup() {
@@ -192,84 +199,93 @@ void LD2450Component::setup() {
 }
 
 void LD2450Component::dump_config() {
-  ESP_LOGCONFIG(TAG, "LD2450:");
+  std::string mac_str =
+      mac_address_is_valid(this->mac_address_) ? format_mac_address_pretty(this->mac_address_) : UNKNOWN_MAC;
+  std::string version = str_sprintf(VERSION_FMT, this->version_[1], this->version_[0], this->version_[5],
+                                    this->version_[4], this->version_[3], this->version_[2]);
+  ESP_LOGCONFIG(TAG,
+                "LD2450:\n"
+                "  Firmware version: %s\n"
+                "  MAC address: %s\n"
+                "  Throttle: %u ms",
+                version.c_str(), mac_str.c_str(), this->throttle_);
 #ifdef USE_BINARY_SENSOR
-  LOG_BINARY_SENSOR("  ", "TargetBinarySensor", this->target_binary_sensor_);
-  LOG_BINARY_SENSOR("  ", "MovingTargetBinarySensor", this->moving_target_binary_sensor_);
-  LOG_BINARY_SENSOR("  ", "StillTargetBinarySensor", this->still_target_binary_sensor_);
-#endif
-#ifdef USE_SWITCH
-  LOG_SWITCH("  ", "BluetoothSwitch", this->bluetooth_switch_);
-  LOG_SWITCH("  ", "MultiTargetSwitch", this->multi_target_switch_);
-#endif
-#ifdef USE_BUTTON
-  LOG_BUTTON("  ", "ResetButton", this->reset_button_);
-  LOG_BUTTON("  ", "RestartButton", this->restart_button_);
+  ESP_LOGCONFIG(TAG, "Binary Sensors:");
+  LOG_BINARY_SENSOR("  ", "MovingTarget", this->moving_target_binary_sensor_);
+  LOG_BINARY_SENSOR("  ", "StillTarget", this->still_target_binary_sensor_);
+  LOG_BINARY_SENSOR("  ", "Target", this->target_binary_sensor_);
 #endif
 #ifdef USE_SENSOR
-  LOG_SENSOR("  ", "TargetCountSensor", this->target_count_sensor_);
-  LOG_SENSOR("  ", "StillTargetCountSensor", this->still_target_count_sensor_);
-  LOG_SENSOR("  ", "MovingTargetCountSensor", this->moving_target_count_sensor_);
+  ESP_LOGCONFIG(TAG, "Sensors:");
+  LOG_SENSOR("  ", "MovingTargetCount", this->moving_target_count_sensor_);
+  LOG_SENSOR("  ", "StillTargetCount", this->still_target_count_sensor_);
+  LOG_SENSOR("  ", "TargetCount", this->target_count_sensor_);
   for (sensor::Sensor *s : this->move_x_sensors_) {
-    LOG_SENSOR("  ", "NthTargetXSensor", s);
+    LOG_SENSOR("  ", "TargetX", s);
   }
   for (sensor::Sensor *s : this->move_y_sensors_) {
-    LOG_SENSOR("  ", "NthTargetYSensor", s);
-  }
-  for (sensor::Sensor *s : this->move_speed_sensors_) {
-    LOG_SENSOR("  ", "NthTargetSpeedSensor", s);
+    LOG_SENSOR("  ", "TargetY", s);
   }
   for (sensor::Sensor *s : this->move_angle_sensors_) {
-    LOG_SENSOR("  ", "NthTargetAngleSensor", s);
+    LOG_SENSOR("  ", "TargetAngle", s);
   }
   for (sensor::Sensor *s : this->move_distance_sensors_) {
-    LOG_SENSOR("  ", "NthTargetDistanceSensor", s);
+    LOG_SENSOR("  ", "TargetDistance", s);
   }
   for (sensor::Sensor *s : this->move_resolution_sensors_) {
-    LOG_SENSOR("  ", "NthTargetResolutionSensor", s);
+    LOG_SENSOR("  ", "TargetResolution", s);
+  }
+  for (sensor::Sensor *s : this->move_speed_sensors_) {
+    LOG_SENSOR("  ", "TargetSpeed", s);
   }
   for (sensor::Sensor *s : this->zone_target_count_sensors_) {
-    LOG_SENSOR("  ", "NthZoneTargetCountSensor", s);
-  }
-  for (sensor::Sensor *s : this->zone_still_target_count_sensors_) {
-    LOG_SENSOR("  ", "NthZoneStillTargetCountSensor", s);
+    LOG_SENSOR("  ", "ZoneTargetCount", s);
   }
   for (sensor::Sensor *s : this->zone_moving_target_count_sensors_) {
-    LOG_SENSOR("  ", "NthZoneMovingTargetCountSensor", s);
+    LOG_SENSOR("  ", "ZoneMovingTargetCount", s);
+  }
+  for (sensor::Sensor *s : this->zone_still_target_count_sensors_) {
+    LOG_SENSOR("  ", "ZoneStillTargetCount", s);
   }
 #endif
 #ifdef USE_TEXT_SENSOR
-  LOG_TEXT_SENSOR("  ", "VersionTextSensor", this->version_text_sensor_);
-  LOG_TEXT_SENSOR("  ", "MacTextSensor", this->mac_text_sensor_);
+  ESP_LOGCONFIG(TAG, "Text Sensors:");
+  LOG_TEXT_SENSOR("  ", "Version", this->version_text_sensor_);
+  LOG_TEXT_SENSOR("  ", "Mac", this->mac_text_sensor_);
   for (text_sensor::TextSensor *s : this->direction_text_sensors_) {
-    LOG_TEXT_SENSOR("  ", "NthDirectionTextSensor", s);
+    LOG_TEXT_SENSOR("  ", "Direction", s);
   }
 #endif
 #ifdef USE_NUMBER
+  ESP_LOGCONFIG(TAG, "Numbers:");
+  LOG_NUMBER("  ", "PresenceTimeout", this->presence_timeout_number_);
   for (auto n : this->zone_numbers_) {
-    LOG_NUMBER("  ", "ZoneX1Number", n.x1);
-    LOG_NUMBER("  ", "ZoneY1Number", n.y1);
-    LOG_NUMBER("  ", "ZoneX2Number", n.x2);
-    LOG_NUMBER("  ", "ZoneY2Number", n.y2);
+    LOG_NUMBER("  ", "ZoneX1", n.x1);
+    LOG_NUMBER("  ", "ZoneY1", n.y1);
+    LOG_NUMBER("  ", "ZoneX2", n.x2);
+    LOG_NUMBER("  ", "ZoneY2", n.y2);
   }
 #endif
 #ifdef USE_SELECT
-  LOG_SELECT("  ", "BaudRateSelect", this->baud_rate_select_);
-  LOG_SELECT("  ", "ZoneTypeSelect", this->zone_type_select_);
+  ESP_LOGCONFIG(TAG, "Selects:");
+  LOG_SELECT("  ", "BaudRate", this->baud_rate_select_);
+  LOG_SELECT("  ", "ZoneType", this->zone_type_select_);
 #endif
-#ifdef USE_NUMBER
-  LOG_NUMBER("  ", "PresenceTimeoutNumber", this->presence_timeout_number_);
+#ifdef USE_SWITCH
+  ESP_LOGCONFIG(TAG, "Switches:");
+  LOG_SWITCH("  ", "Bluetooth", this->bluetooth_switch_);
+  LOG_SWITCH("  ", "MultiTarget", this->multi_target_switch_);
+#endif
+#ifdef USE_BUTTON
+  ESP_LOGCONFIG(TAG, "Buttons:");
+  LOG_BUTTON("  ", "FactoryReset", this->factory_reset_button_);
+  LOG_BUTTON("  ", "Restart", this->restart_button_);
 #endif
-  ESP_LOGCONFIG(TAG,
-                "  Throttle: %ums\n"
-                "  MAC Address: %s\n"
-                "  Firmware version: %s",
-                this->throttle_, this->mac_ == NO_MAC ? UNKNOWN_MAC : this->mac_.c_str(), this->version_.c_str());
 }
 
 void LD2450Component::loop() {
   while (this->available()) {
-    this->readline_(read(), this->buffer_data_, MAX_LINE_LENGTH);
+    this->readline_(this->read());
   }
 }
 
@@ -304,7 +320,7 @@ void LD2450Component::set_radar_zone(int32_t zone_type, int32_t zone1_x1, int32_
   this->zone_type_ = zone_type;
   int zone_parameters[12] = {zone1_x1, zone1_y1, zone1_x2, zone1_y2, zone2_x1, zone2_y1,
                              zone2_x2, zone2_y2, zone3_x1, zone3_y1, zone3_x2, zone3_y2};
-  for (int i = 0; i < MAX_ZONES; i++) {
+  for (uint8_t i = 0; i < MAX_ZONES; i++) {
     this->zone_config_[i].x1 = zone_parameters[i * 4];
     this->zone_config_[i].y1 = zone_parameters[i * 4 + 1];
     this->zone_config_[i].x2 = zone_parameters[i * 4 + 2];
@@ -318,15 +334,15 @@ void LD2450Component::send_set_zone_command_() {
   uint8_t cmd_value[26] = {};
   uint8_t zone_type_bytes[2] = {static_cast<uint8_t>(this->zone_type_), 0x00};
   uint8_t area_config[24] = {};
-  for (int i = 0; i < MAX_ZONES; i++) {
+  for (uint8_t i = 0; i < MAX_ZONES; i++) {
     int values[4] = {this->zone_config_[i].x1, this->zone_config_[i].y1, this->zone_config_[i].x2,
                      this->zone_config_[i].y2};
     ld2450::convert_int_values_to_hex(values, area_config + (i * 8));
   }
-  std::memcpy(cmd_value, zone_type_bytes, 2);
-  std::memcpy(cmd_value + 2, area_config, 24);
+  std::memcpy(cmd_value, zone_type_bytes, sizeof(zone_type_bytes));
+  std::memcpy(cmd_value + 2, area_config, sizeof(area_config));
   this->set_config_mode_(true);
-  this->send_command_(CMD_SET_ZONE, cmd_value, 26);
+  this->send_command_(CMD_SET_ZONE, cmd_value, sizeof(cmd_value));
   this->set_config_mode_(false);
 }
 
@@ -342,14 +358,14 @@ bool LD2450Component::get_timeout_status_(uint32_t check_millis) {
 }
 
 // Extract, store and publish zone details LD2450 buffer
-void LD2450Component::process_zone_(uint8_t *buffer) {
+void LD2450Component::process_zone_() {
   uint8_t index, start;
   for (index = 0; index < MAX_ZONES; index++) {
     start = 12 + index * 8;
-    this->zone_config_[index].x1 = ld2450::hex_to_signed_int(buffer, start);
-    this->zone_config_[index].y1 = ld2450::hex_to_signed_int(buffer, start + 2);
-    this->zone_config_[index].x2 = ld2450::hex_to_signed_int(buffer, start + 4);
-    this->zone_config_[index].y2 = ld2450::hex_to_signed_int(buffer, start + 6);
+    this->zone_config_[index].x1 = ld2450::hex_to_signed_int(this->buffer_data_, start);
+    this->zone_config_[index].y1 = ld2450::hex_to_signed_int(this->buffer_data_, start + 2);
+    this->zone_config_[index].x2 = ld2450::hex_to_signed_int(this->buffer_data_, start + 4);
+    this->zone_config_[index].y2 = ld2450::hex_to_signed_int(this->buffer_data_, start + 6);
 #ifdef USE_NUMBER
     // only one null check as all coordinates are required for a single zone
     if (this->zone_numbers_[index].x1 != nullptr) {
@@ -395,27 +411,25 @@ void LD2450Component::restart_and_read_all_info() {
 
 // Send command with values to LD2450
 void LD2450Component::send_command_(uint8_t command, const uint8_t *command_value, uint8_t command_value_len) {
-  ESP_LOGV(TAG, "Sending command %02X", command);
-  // frame header
-  this->write_array(CMD_FRAME_HEADER, 4);
+  ESP_LOGV(TAG, "Sending COMMAND %02X", command);
+  // frame header bytes
+  this->write_array(CMD_FRAME_HEADER, sizeof(CMD_FRAME_HEADER));
   // length bytes
-  int len = 2;
+  uint8_t len = 2;
   if (command_value != nullptr) {
     len += command_value_len;
   }
-  this->write_byte(lowbyte(len));
-  this->write_byte(highbyte(len));
-  // command
-  this->write_byte(lowbyte(command));
-  this->write_byte(highbyte(command));
+  uint8_t len_cmd[] = {lowbyte(len), highbyte(len), command, 0x00};
+  this->write_array(len_cmd, sizeof(len_cmd));
+
   // command value bytes
   if (command_value != nullptr) {
-    for (int i = 0; i < command_value_len; i++) {
+    for (uint8_t i = 0; i < command_value_len; i++) {
       this->write_byte(command_value[i]);
     }
   }
-  // footer
-  this->write_array(CMD_FRAME_END, 4);
+  // frame footer bytes
+  this->write_array(CMD_FRAME_FOOTER, sizeof(CMD_FRAME_FOOTER));
   // FIXME to remove
   delay(50);  // NOLINT
 }
@@ -423,26 +437,23 @@ void LD2450Component::send_command_(uint8_t command, const uint8_t *command_valu
 // LD2450 Radar data message:
 //  [AA FF 03 00] [0E 03 B1 86 10 00 40 01] [00 00 00 00 00 00 00 00] [00 00 00 00 00 00 00 00] [55 CC]
 //   Header       Target 1                  Target 2                  Target 3                  End
-void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
+void LD2450Component::handle_periodic_data_() {
   // Early throttle check - moved before any processing to save CPU cycles
   if (App.get_loop_component_start_time() - this->last_periodic_millis_ < this->throttle_) {
-    ESP_LOGV(TAG, "Throttling: %d", this->throttle_);
     return;
   }
 
-  if (len < 29) {  // header (4 bytes) + 8 x 3 target data + footer (2 bytes)
-    ESP_LOGE(TAG, "Invalid message length");
+  if (this->buffer_pos_ < 29) {  // header (4 bytes) + 8 x 3 target data + footer (2 bytes)
+    ESP_LOGE(TAG, "Invalid length");
     return;
   }
-  if (buffer[0] != 0xAA || buffer[1] != 0xFF || buffer[2] != 0x03 || buffer[3] != 0x00) {  // header
-    ESP_LOGE(TAG, "Invalid message header");
+  if (!ld2450::validate_header_footer(DATA_FRAME_HEADER, this->buffer_data_) ||
+      this->buffer_data_[this->buffer_pos_ - 2] != DATA_FRAME_FOOTER[0] ||
+      this->buffer_data_[this->buffer_pos_ - 1] != DATA_FRAME_FOOTER[1]) {
+    ESP_LOGE(TAG, "Invalid header/footer");
     return;
   }
-  if (buffer[len - 2] != 0x55 || buffer[len - 1] != 0xCC) {  // footer
-    ESP_LOGE(TAG, "Invalid message footer");
-    return;
-  }
-
+  // Save the timestamp after validating the frame so, if invalid, we'll take the next frame immediately
   this->last_periodic_millis_ = App.get_loop_component_start_time();
 
   int16_t target_count = 0;
@@ -450,13 +461,13 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
   int16_t moving_target_count = 0;
   int16_t start = 0;
   int16_t val = 0;
-  uint8_t index = 0;
   int16_t tx = 0;
   int16_t ty = 0;
   int16_t td = 0;
   int16_t ts = 0;
   int16_t angle = 0;
-  std::string direction{};
+  uint8_t index = 0;
+  Direction direction{DIRECTION_UNDEFINED};
   bool is_moving = false;
 
 #if defined(USE_BINARY_SENSOR) || defined(USE_SENSOR) || defined(USE_TEXT_SENSOR)
@@ -468,7 +479,7 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
     is_moving = false;
     sensor::Sensor *sx = this->move_x_sensors_[index];
     if (sx != nullptr) {
-      val = ld2450::decode_coordinate(buffer[start], buffer[start + 1]);
+      val = ld2450::decode_coordinate(this->buffer_data_[start], this->buffer_data_[start + 1]);
       tx = val;
       if (this->cached_target_data_[index].x != val) {
         sx->publish_state(val);
@@ -479,7 +490,7 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
     start = TARGET_Y + index * 8;
     sensor::Sensor *sy = this->move_y_sensors_[index];
     if (sy != nullptr) {
-      val = ld2450::decode_coordinate(buffer[start], buffer[start + 1]);
+      val = ld2450::decode_coordinate(this->buffer_data_[start], this->buffer_data_[start + 1]);
       ty = val;
       if (this->cached_target_data_[index].y != val) {
         sy->publish_state(val);
@@ -490,7 +501,7 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
     start = TARGET_RESOLUTION + index * 8;
     sensor::Sensor *sr = this->move_resolution_sensors_[index];
     if (sr != nullptr) {
-      val = (buffer[start + 1] << 8) | buffer[start];
+      val = (this->buffer_data_[start + 1] << 8) | this->buffer_data_[start];
       if (this->cached_target_data_[index].resolution != val) {
         sr->publish_state(val);
         this->cached_target_data_[index].resolution = val;
@@ -499,7 +510,7 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
 #endif
     // SPEED
     start = TARGET_SPEED + index * 8;
-    val = ld2450::decode_speed(buffer[start], buffer[start + 1]);
+    val = ld2450::decode_speed(this->buffer_data_[start], this->buffer_data_[start + 1]);
     ts = val;
     if (val) {
       is_moving = true;
@@ -532,7 +543,7 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
       }
     }
     // ANGLE
-    angle = calculate_angle(static_cast<float>(ty), static_cast<float>(td));
+    angle = ld2450::calculate_angle(static_cast<float>(ty), static_cast<float>(td));
     if (tx > 0) {
       angle = angle * -1;
     }
@@ -547,14 +558,19 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
 #endif
 #ifdef USE_TEXT_SENSOR
     // DIRECTION
-    direction = get_direction(ts);
     if (td == 0) {
-      direction = "NA";
+      direction = DIRECTION_NA;
+    } else if (ts > 0) {
+      direction = DIRECTION_MOVING_AWAY;
+    } else if (ts < 0) {
+      direction = DIRECTION_APPROACHING;
+    } else {
+      direction = DIRECTION_STATIONARY;
     }
     text_sensor::TextSensor *tsd = this->direction_text_sensors_[index];
     if (tsd != nullptr) {
       if (this->cached_target_data_[index].direction != direction) {
-        tsd->publish_state(direction);
+        tsd->publish_state(find_str(ld2450::DIRECTION_BY_UINT, direction));
         this->cached_target_data_[index].direction = direction;
       }
     }
@@ -678,117 +694,139 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
 #endif
 }
 
-bool LD2450Component::handle_ack_data_(uint8_t *buffer, uint8_t len) {
-  ESP_LOGV(TAG, "Handling ack data for command %02X", buffer[COMMAND]);
-  if (len < 10) {
-    ESP_LOGE(TAG, "Invalid ack length");
+bool LD2450Component::handle_ack_data_() {
+  ESP_LOGV(TAG, "Handling ACK DATA for COMMAND %02X", this->buffer_data_[COMMAND]);
+  if (this->buffer_pos_ < 10) {
+    ESP_LOGE(TAG, "Invalid length");
     return true;
   }
-  if (buffer[0] != 0xFD || buffer[1] != 0xFC || buffer[2] != 0xFB || buffer[3] != 0xFA) {  // frame header
-    ESP_LOGE(TAG, "Invalid ack header (command %02X)", buffer[COMMAND]);
+  if (!ld2450::validate_header_footer(CMD_FRAME_HEADER, this->buffer_data_)) {
+    ESP_LOGW(TAG, "Invalid header: %s", format_hex_pretty(this->buffer_data_, HEADER_FOOTER_SIZE).c_str());
     return true;
   }
-  if (buffer[COMMAND_STATUS] != 0x01) {
-    ESP_LOGE(TAG, "Invalid ack status");
+  if (this->buffer_data_[COMMAND_STATUS] != 0x01) {
+    ESP_LOGE(TAG, "Invalid status");
     return true;
   }
-  if (buffer[8] || buffer[9]) {
-    ESP_LOGE(TAG, "Last buffer was %u, %u", buffer[8], buffer[9]);
+  if (this->buffer_data_[8] || this->buffer_data_[9]) {
+    ESP_LOGW(TAG, "Invalid command: %02X, %02X", this->buffer_data_[8], this->buffer_data_[9]);
     return true;
   }
 
-  switch (buffer[COMMAND]) {
-    case lowbyte(CMD_ENABLE_CONF):
-      ESP_LOGV(TAG, "Enable conf command");
+  switch (this->buffer_data_[COMMAND]) {
+    case CMD_ENABLE_CONF:
+      ESP_LOGV(TAG, "Enable conf");
       break;
-    case lowbyte(CMD_DISABLE_CONF):
-      ESP_LOGV(TAG, "Disable conf command");
+
+    case CMD_DISABLE_CONF:
+      ESP_LOGV(TAG, "Disabled conf");
       break;
-    case lowbyte(CMD_SET_BAUD_RATE):
-      ESP_LOGV(TAG, "Baud rate change command");
+
+    case CMD_SET_BAUD_RATE:
+      ESP_LOGV(TAG, "Baud rate change");
 #ifdef USE_SELECT
       if (this->baud_rate_select_ != nullptr) {
-        ESP_LOGV(TAG, "Change baud rate to %s", this->baud_rate_select_->state.c_str());
+        ESP_LOGE(TAG, "Change baud rate to %s and reinstall", this->baud_rate_select_->state.c_str());
       }
 #endif
       break;
-    case lowbyte(CMD_VERSION):
-      this->version_ = str_sprintf(VERSION_FMT, buffer[13], buffer[12], buffer[17], buffer[16], buffer[15], buffer[14]);
-      ESP_LOGV(TAG, "Firmware version: %s", this->version_.c_str());
+
+    case CMD_QUERY_VERSION: {
+      std::memcpy(this->version_, &this->buffer_data_[12], sizeof(this->version_));
+      std::string version = str_sprintf(VERSION_FMT, this->version_[1], this->version_[0], this->version_[5],
+                                        this->version_[4], this->version_[3], this->version_[2]);
+      ESP_LOGV(TAG, "Firmware version: %s", version.c_str());
 #ifdef USE_TEXT_SENSOR
       if (this->version_text_sensor_ != nullptr) {
-        this->version_text_sensor_->publish_state(this->version_);
+        this->version_text_sensor_->publish_state(version);
       }
 #endif
       break;
-    case lowbyte(CMD_MAC):
-      if (len < 20) {
+    }
+
+    case CMD_QUERY_MAC_ADDRESS: {
+      if (this->buffer_pos_ < 20) {
         return false;
       }
-      this->mac_ = format_mac_address_pretty(&buffer[10]);
-      ESP_LOGV(TAG, "MAC address: %s", this->mac_.c_str());
+
+      this->bluetooth_on_ = std::memcmp(&this->buffer_data_[10], NO_MAC, sizeof(NO_MAC)) != 0;
+      if (this->bluetooth_on_) {
+        std::memcpy(this->mac_address_, &this->buffer_data_[10], sizeof(this->mac_address_));
+      }
+
+      std::string mac_str =
+          mac_address_is_valid(this->mac_address_) ? format_mac_address_pretty(this->mac_address_) : UNKNOWN_MAC;
+      ESP_LOGV(TAG, "MAC address: %s", mac_str.c_str());
 #ifdef USE_TEXT_SENSOR
       if (this->mac_text_sensor_ != nullptr) {
-        this->mac_text_sensor_->publish_state(this->mac_ == NO_MAC ? UNKNOWN_MAC : this->mac_);
+        this->mac_text_sensor_->publish_state(mac_str);
       }
 #endif
 #ifdef USE_SWITCH
       if (this->bluetooth_switch_ != nullptr) {
-        this->bluetooth_switch_->publish_state(this->mac_ != NO_MAC);
+        this->bluetooth_switch_->publish_state(this->bluetooth_on_);
       }
 #endif
       break;
-    case lowbyte(CMD_BLUETOOTH):
-      ESP_LOGV(TAG, "Bluetooth command");
+    }
+
+    case CMD_BLUETOOTH:
+      ESP_LOGV(TAG, "Bluetooth");
       break;
-    case lowbyte(CMD_SINGLE_TARGET_MODE):
-      ESP_LOGV(TAG, "Single target conf command");
+
+    case CMD_SINGLE_TARGET_MODE:
+      ESP_LOGV(TAG, "Single target conf");
 #ifdef USE_SWITCH
       if (this->multi_target_switch_ != nullptr) {
         this->multi_target_switch_->publish_state(false);
       }
 #endif
       break;
-    case lowbyte(CMD_MULTI_TARGET_MODE):
-      ESP_LOGV(TAG, "Multi target conf command");
+
+    case CMD_MULTI_TARGET_MODE:
+      ESP_LOGV(TAG, "Multi target conf");
 #ifdef USE_SWITCH
       if (this->multi_target_switch_ != nullptr) {
         this->multi_target_switch_->publish_state(true);
       }
 #endif
       break;
-    case lowbyte(CMD_QUERY_TARGET_MODE):
-      ESP_LOGV(TAG, "Query target tracking mode command");
+
+    case CMD_QUERY_TARGET_MODE:
+      ESP_LOGV(TAG, "Query target tracking mode");
 #ifdef USE_SWITCH
       if (this->multi_target_switch_ != nullptr) {
-        this->multi_target_switch_->publish_state(buffer[10] == 0x02);
+        this->multi_target_switch_->publish_state(this->buffer_data_[10] == 0x02);
       }
 #endif
       break;
-    case lowbyte(CMD_QUERY_ZONE):
-      ESP_LOGV(TAG, "Query zone conf command");
-      this->zone_type_ = std::stoi(std::to_string(buffer[10]), nullptr, 16);
+
+    case CMD_QUERY_ZONE:
+      ESP_LOGV(TAG, "Query zone conf");
+      this->zone_type_ = std::stoi(std::to_string(this->buffer_data_[10]), nullptr, 16);
       this->publish_zone_type();
 #ifdef USE_SELECT
       if (this->zone_type_select_ != nullptr) {
         ESP_LOGV(TAG, "Change zone type to: %s", this->zone_type_select_->state.c_str());
       }
 #endif
-      if (buffer[10] == 0x00) {
+      if (this->buffer_data_[10] == 0x00) {
         ESP_LOGV(TAG, "Zone: Disabled");
       }
-      if (buffer[10] == 0x01) {
+      if (this->buffer_data_[10] == 0x01) {
         ESP_LOGV(TAG, "Zone: Area detection");
       }
-      if (buffer[10] == 0x02) {
+      if (this->buffer_data_[10] == 0x02) {
         ESP_LOGV(TAG, "Zone: Area filter");
       }
-      this->process_zone_(buffer);
+      this->process_zone_();
       break;
-    case lowbyte(CMD_SET_ZONE):
-      ESP_LOGV(TAG, "Set zone conf command");
+
+    case CMD_SET_ZONE:
+      ESP_LOGV(TAG, "Set zone conf");
       this->query_zone_info();
       break;
+
     default:
       break;
   }
@@ -796,55 +834,57 @@ bool LD2450Component::handle_ack_data_(uint8_t *buffer, uint8_t len) {
 }
 
 // Read LD2450 buffer data
-void LD2450Component::readline_(int readch, uint8_t *buffer, uint8_t len) {
+void LD2450Component::readline_(int readch) {
   if (readch < 0) {
-    return;
+    return;  // No data available
   }
-  if (this->buffer_pos_ < len - 1) {
-    buffer[this->buffer_pos_++] = readch;
-    buffer[this->buffer_pos_] = 0;
+
+  if (this->buffer_pos_ < MAX_LINE_LENGTH - 1) {
+    this->buffer_data_[this->buffer_pos_++] = readch;
+    this->buffer_data_[this->buffer_pos_] = 0;
   } else {
+    // We should never get here, but just in case...
+    ESP_LOGW(TAG, "Max command length exceeded; ignoring");
     this->buffer_pos_ = 0;
   }
   if (this->buffer_pos_ < 4) {
-    return;
+    return;  // Not enough data to process yet
   }
-  if (buffer[this->buffer_pos_ - 2] == 0x55 && buffer[this->buffer_pos_ - 1] == 0xCC) {
-    ESP_LOGV(TAG, "Handle periodic radar data");
-    this->handle_periodic_data_(buffer, this->buffer_pos_);
+  if (this->buffer_data_[this->buffer_pos_ - 2] == DATA_FRAME_FOOTER[0] &&
+      this->buffer_data_[this->buffer_pos_ - 1] == DATA_FRAME_FOOTER[1]) {
+    ESP_LOGV(TAG, "Handling Periodic Data: %s", format_hex_pretty(this->buffer_data_, this->buffer_pos_).c_str());
+    this->handle_periodic_data_();
     this->buffer_pos_ = 0;  // Reset position index for next frame
-  } else if (buffer[this->buffer_pos_ - 4] == 0x04 && buffer[this->buffer_pos_ - 3] == 0x03 &&
-             buffer[this->buffer_pos_ - 2] == 0x02 && buffer[this->buffer_pos_ - 1] == 0x01) {
-    ESP_LOGV(TAG, "Handle command ack data");
-    if (this->handle_ack_data_(buffer, this->buffer_pos_)) {
-      this->buffer_pos_ = 0;  // Reset position index for next frame
+  } else if (ld2450::validate_header_footer(CMD_FRAME_FOOTER, &this->buffer_data_[this->buffer_pos_ - 4])) {
+    ESP_LOGV(TAG, "Handling Ack Data: %s", format_hex_pretty(this->buffer_data_, this->buffer_pos_).c_str());
+    if (this->handle_ack_data_()) {
+      this->buffer_pos_ = 0;  // Reset position index for next message
     } else {
-      ESP_LOGV(TAG, "Command ack data invalid");
+      ESP_LOGV(TAG, "Ack Data incomplete");
     }
   }
 }
 
 // Set Config Mode - Pre-requisite sending commands
 void LD2450Component::set_config_mode_(bool enable) {
-  uint8_t cmd = enable ? CMD_ENABLE_CONF : CMD_DISABLE_CONF;
-  uint8_t cmd_value[2] = {0x01, 0x00};
-  this->send_command_(cmd, enable ? cmd_value : nullptr, 2);
+  const uint8_t cmd = enable ? CMD_ENABLE_CONF : CMD_DISABLE_CONF;
+  const uint8_t cmd_value[2] = {0x01, 0x00};
+  this->send_command_(cmd, enable ? cmd_value : nullptr, sizeof(cmd_value));
 }
 
 // Set Bluetooth Enable/Disable
 void LD2450Component::set_bluetooth(bool enable) {
   this->set_config_mode_(true);
-  uint8_t enable_cmd_value[2] = {0x01, 0x00};
-  uint8_t disable_cmd_value[2] = {0x00, 0x00};
-  this->send_command_(CMD_BLUETOOTH, enable ? enable_cmd_value : disable_cmd_value, 2);
+  const uint8_t cmd_value[2] = {enable ? (uint8_t) 0x01 : (uint8_t) 0x00, 0x00};
+  this->send_command_(CMD_BLUETOOTH, cmd_value, sizeof(cmd_value));
   this->set_timeout(200, [this]() { this->restart_and_read_all_info(); });
 }
 
 // Set Baud rate
 void LD2450Component::set_baud_rate(const std::string &state) {
   this->set_config_mode_(true);
-  uint8_t cmd_value[2] = {find_uint8(BAUD_RATES_BY_STR, state), 0x00};
-  this->send_command_(CMD_SET_BAUD_RATE, cmd_value, 2);
+  const uint8_t cmd_value[2] = {find_uint8(BAUD_RATES_BY_STR, state), 0x00};
+  this->send_command_(CMD_SET_BAUD_RATE, cmd_value, sizeof(cmd_value));
   this->set_timeout(200, [this]() { this->restart_(); });
 }
 
@@ -885,12 +925,12 @@ void LD2450Component::factory_reset() {
 void LD2450Component::restart_() { this->send_command_(CMD_RESTART, nullptr, 0); }
 
 // Get LD2450 firmware version
-void LD2450Component::get_version_() { this->send_command_(CMD_VERSION, nullptr, 0); }
+void LD2450Component::get_version_() { this->send_command_(CMD_QUERY_VERSION, nullptr, 0); }
 
 // Get LD2450 mac address
 void LD2450Component::get_mac_() {
   uint8_t cmd_value[2] = {0x01, 0x00};
-  this->send_command_(CMD_MAC, cmd_value, 2);
+  this->send_command_(CMD_QUERY_MAC_ADDRESS, cmd_value, 2);
 }
 
 // Query for target tracking mode

esphome/components/ld2450/ld2450.h

@@ -38,10 +38,18 @@ namespace ld2450 {
 
 // Constants
 static const uint8_t DEFAULT_PRESENCE_TIMEOUT = 5;  // Timeout to reset presense status 5 sec.
-static const uint8_t MAX_LINE_LENGTH = 60;          // Max characters for serial buffer
+static const uint8_t MAX_LINE_LENGTH = 41;          // Max characters for serial buffer
 static const uint8_t MAX_TARGETS = 3;               // Max 3 Targets in LD2450
 static const uint8_t MAX_ZONES = 3;                 // Max 3 Zones in LD2450
 
+enum Direction : uint8_t {
+  DIRECTION_APPROACHING = 0,
+  DIRECTION_MOVING_AWAY = 1,
+  DIRECTION_STATIONARY = 2,
+  DIRECTION_NA = 3,
+  DIRECTION_UNDEFINED = 4,
+};
+
 // Target coordinate struct
 struct Target {
   int16_t x;
@@ -67,19 +75,22 @@ struct ZoneOfNumbers {
 #endif
 
 class LD2450Component : public Component, public uart::UARTDevice {
-#ifdef USE_SENSOR
-  SUB_SENSOR(target_count)
-  SUB_SENSOR(still_target_count)
-  SUB_SENSOR(moving_target_count)
-#endif
 #ifdef USE_BINARY_SENSOR
-  SUB_BINARY_SENSOR(target)
   SUB_BINARY_SENSOR(moving_target)
   SUB_BINARY_SENSOR(still_target)
+  SUB_BINARY_SENSOR(target)
+#endif
+#ifdef USE_SENSOR
+  SUB_SENSOR(moving_target_count)
+  SUB_SENSOR(still_target_count)
+  SUB_SENSOR(target_count)
 #endif
 #ifdef USE_TEXT_SENSOR
-  SUB_TEXT_SENSOR(version)
   SUB_TEXT_SENSOR(mac)
+  SUB_TEXT_SENSOR(version)
+#endif
+#ifdef USE_NUMBER
+  SUB_NUMBER(presence_timeout)
 #endif
 #ifdef USE_SELECT
   SUB_SELECT(baud_rate)
@@ -90,12 +101,9 @@ class LD2450Component : public Component, public uart::UARTDevice {
   SUB_SWITCH(multi_target)
 #endif
 #ifdef USE_BUTTON
-  SUB_BUTTON(reset)
+  SUB_BUTTON(factory_reset)
   SUB_BUTTON(restart)
 #endif
-#ifdef USE_NUMBER
-  SUB_NUMBER(presence_timeout)
-#endif
 
  public:
   void setup() override;
@@ -138,10 +146,10 @@ class LD2450Component : public Component, public uart::UARTDevice {
  protected:
   void send_command_(uint8_t command_str, const uint8_t *command_value, uint8_t command_value_len);
   void set_config_mode_(bool enable);
-  void handle_periodic_data_(uint8_t *buffer, uint8_t len);
-  bool handle_ack_data_(uint8_t *buffer, uint8_t len);
-  void process_zone_(uint8_t *buffer);
-  void readline_(int readch, uint8_t *buffer, uint8_t len);
+  void handle_periodic_data_();
+  bool handle_ack_data_();
+  void process_zone_();
+  void readline_(int readch);
   void get_version_();
   void get_mac_();
   void query_target_tracking_mode_();
@@ -159,13 +167,14 @@ class LD2450Component : public Component, public uart::UARTDevice {
   uint32_t moving_presence_millis_ = 0;
   uint16_t throttle_ = 0;
   uint16_t timeout_ = 5;
-  uint8_t buffer_pos_ = 0;  // where to resume processing/populating buffer
   uint8_t buffer_data_[MAX_LINE_LENGTH];
+  uint8_t mac_address_[6] = {0, 0, 0, 0, 0, 0};
+  uint8_t version_[6] = {0, 0, 0, 0, 0, 0};
+  uint8_t buffer_pos_ = 0;  // where to resume processing/populating buffer
   uint8_t zone_type_ = 0;
+  bool bluetooth_on_{false};
   Target target_info_[MAX_TARGETS];
   Zone zone_config_[MAX_ZONES];
-  std::string version_{};
-  std::string mac_{};
 
   // Change detection - cache previous values to avoid redundant publishes
   // All values are initialized to sentinel values that are outside the valid sensor ranges
@@ -176,8 +185,8 @@ class LD2450Component : public Component, public uart::UARTDevice {
     int16_t speed = std::numeric_limits<int16_t>::min();         // -32768, outside practical sensor range
     uint16_t resolution = std::numeric_limits<uint16_t>::max();  // 65535, unlikely resolution value
     uint16_t distance = std::numeric_limits<uint16_t>::max();    // 65535, outside range of 0 to ~8990
+    Direction direction = DIRECTION_UNDEFINED;                   // Undefined, will differ from any real direction
     float angle = NAN;                                           // NAN, safe sentinel for floats
-    std::string direction = "";                                  // Empty string, will differ from any real direction
   } cached_target_data_[MAX_TARGETS];
 
   struct CachedZoneData {

esphome/components/libretiny/helpers.cpp

@@ -0,0 +1,35 @@
+#include "esphome/core/helpers.h"
+
+#ifdef USE_LIBRETINY
+
+#include "esphome/core/hal.h"
+
+#include <WiFi.h>  // for macAddress()
+
+namespace esphome {
+
+uint32_t random_uint32() { return rand(); }
+
+bool random_bytes(uint8_t *data, size_t len) {
+  lt_rand_bytes(data, len);
+  return true;
+}
+
+Mutex::Mutex() { handle_ = xSemaphoreCreateMutex(); }
+Mutex::~Mutex() {}
+void Mutex::lock() { xSemaphoreTake(this->handle_, portMAX_DELAY); }
+bool Mutex::try_lock() { return xSemaphoreTake(this->handle_, 0) == pdTRUE; }
+void Mutex::unlock() { xSemaphoreGive(this->handle_); }
+
+// only affects the executing core
+// so should not be used as a mutex lock, only to get accurate timing
+IRAM_ATTR InterruptLock::InterruptLock() { portDISABLE_INTERRUPTS(); }
+IRAM_ATTR InterruptLock::~InterruptLock() { portENABLE_INTERRUPTS(); }
+
+void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
+  WiFi.macAddress(mac);
+}
+
+}  // namespace esphome
+
+#endif  // USE_LIBRETINY

esphome/components/light/addressable_light.h

@@ -97,12 +97,12 @@ class AddressableLight : public LightOutput, public Component {
   }
   virtual ESPColorView get_view_internal(int32_t index) const = 0;
 
-  bool effect_active_{false};
   ESPColorCorrection correction_{};
+  LightState *state_parent_{nullptr};
 #ifdef USE_POWER_SUPPLY
   power_supply::PowerSupplyRequester power_;
 #endif
-  LightState *state_parent_{nullptr};
+  bool effect_active_{false};
 };
 
 class AddressableLightTransformer : public LightTransitionTransformer {
@@ -114,9 +114,9 @@ class AddressableLightTransformer : public LightTransitionTransformer {
 
  protected:
   AddressableLight &light_;
-  Color target_color_{};
   float last_transition_progress_{0.0f};
   float accumulated_alpha_{0.0f};
+  Color target_color_{};
 };
 
 }  // namespace light

esphome/components/light/esp_color_correction.h

@@ -69,8 +69,8 @@ class ESPColorCorrection {
  protected:
   uint8_t gamma_table_[256];
   uint8_t gamma_reverse_table_[256];
-  uint8_t local_brightness_{255};
   Color max_brightness_;
+  uint8_t local_brightness_{255};
 };
 
 }  // namespace light

esphome/components/light/light_call.cpp

@@ -2,12 +2,28 @@
 #include "light_call.h"
 #include "light_state.h"
 #include "esphome/core/log.h"
+#include "esphome/core/optional.h"
 
 namespace esphome {
 namespace light {
 
 static const char *const TAG = "light";
 
+// Macro to reduce repetitive setter code
+#define IMPLEMENT_LIGHT_CALL_SETTER(name, type, flag) \
+  LightCall &LightCall::set_##name(optional<type>(name)) { \
+    if ((name).has_value()) { \
+      this->name##_ = (name).value(); \
+    } \
+    this->set_flag_(flag, (name).has_value()); \
+    return *this; \
+  } \
+  LightCall &LightCall::set_##name(type name) { \
+    this->name##_ = name; \
+    this->set_flag_(flag, true); \
+    return *this; \
+  }
+
 static const LogString *color_mode_to_human(ColorMode color_mode) {
   if (color_mode == ColorMode::UNKNOWN)
     return LOG_STR("Unknown");
@@ -32,41 +48,43 @@ void LightCall::perform() {
   const char *name = this->parent_->get_name().c_str();
   LightColorValues v = this->validate_();
 
-  if (this->publish_) {
+  if (this->get_publish_()) {
     ESP_LOGD(TAG, "'%s' Setting:", name);
 
     // Only print color mode when it's being changed
     ColorMode current_color_mode = this->parent_->remote_values.get_color_mode();
-    if (this->color_mode_.value_or(current_color_mode) != current_color_mode) {
+    ColorMode target_color_mode = this->has_color_mode() ? this->color_mode_ : current_color_mode;
+    if (target_color_mode != current_color_mode) {
       ESP_LOGD(TAG, "  Color mode: %s", LOG_STR_ARG(color_mode_to_human(v.get_color_mode())));
     }
 
     // Only print state when it's being changed
     bool current_state = this->parent_->remote_values.is_on();
-    if (this->state_.value_or(current_state) != current_state) {
+    bool target_state = this->has_state() ? this->state_ : current_state;
+    if (target_state != current_state) {
       ESP_LOGD(TAG, "  State: %s", ONOFF(v.is_on()));
     }
 
-    if (this->brightness_.has_value()) {
+    if (this->has_brightness()) {
       ESP_LOGD(TAG, "  Brightness: %.0f%%", v.get_brightness() * 100.0f);
     }
 
-    if (this->color_brightness_.has_value()) {
+    if (this->has_color_brightness()) {
       ESP_LOGD(TAG, "  Color brightness: %.0f%%", v.get_color_brightness() * 100.0f);
     }
-    if (this->red_.has_value() || this->green_.has_value() || this->blue_.has_value()) {
+    if (this->has_red() || this->has_green() || this->has_blue()) {
       ESP_LOGD(TAG, "  Red: %.0f%%, Green: %.0f%%, Blue: %.0f%%", v.get_red() * 100.0f, v.get_green() * 100.0f,
                v.get_blue() * 100.0f);
     }
 
-    if (this->white_.has_value()) {
+    if (this->has_white()) {
       ESP_LOGD(TAG, "  White: %.0f%%", v.get_white() * 100.0f);
     }
-    if (this->color_temperature_.has_value()) {
+    if (this->has_color_temperature()) {
       ESP_LOGD(TAG, "  Color temperature: %.1f mireds", v.get_color_temperature());
     }
 
-    if (this->cold_white_.has_value() || this->warm_white_.has_value()) {
+    if (this->has_cold_white() || this->has_warm_white()) {
       ESP_LOGD(TAG, "  Cold white: %.0f%%, warm white: %.0f%%", v.get_cold_white() * 100.0f,
                v.get_warm_white() * 100.0f);
     }
@@ -74,58 +92,57 @@ void LightCall::perform() {
 
   if (this->has_flash_()) {
     // FLASH
-    if (this->publish_) {
-      ESP_LOGD(TAG, "  Flash length: %.1fs", *this->flash_length_ / 1e3f);
+    if (this->get_publish_()) {
+      ESP_LOGD(TAG, "  Flash length: %.1fs", this->flash_length_ / 1e3f);
     }
 
-    this->parent_->start_flash_(v, *this->flash_length_, this->publish_);
+    this->parent_->start_flash_(v, this->flash_length_, this->get_publish_());
   } else if (this->has_transition_()) {
     // TRANSITION
-    if (this->publish_) {
-      ESP_LOGD(TAG, "  Transition length: %.1fs", *this->transition_length_ / 1e3f);
+    if (this->get_publish_()) {
+      ESP_LOGD(TAG, "  Transition length: %.1fs", this->transition_length_ / 1e3f);
     }
 
     // Special case: Transition and effect can be set when turning off
     if (this->has_effect_()) {
-      if (this->publish_) {
+      if (this->get_publish_()) {
         ESP_LOGD(TAG, "  Effect: 'None'");
       }
       this->parent_->stop_effect_();
     }
 
-    this->parent_->start_transition_(v, *this->transition_length_, this->publish_);
+    this->parent_->start_transition_(v, this->transition_length_, this->get_publish_());
 
   } else if (this->has_effect_()) {
     // EFFECT
-    auto effect = this->effect_;
     const char *effect_s;
-    if (effect == 0u) {
+    if (this->effect_ == 0u) {
       effect_s = "None";
     } else {
-      effect_s = this->parent_->effects_[*this->effect_ - 1]->get_name().c_str();
+      effect_s = this->parent_->effects_[this->effect_ - 1]->get_name().c_str();
     }
 
-    if (this->publish_) {
+    if (this->get_publish_()) {
       ESP_LOGD(TAG, "  Effect: '%s'", effect_s);
     }
 
-    this->parent_->start_effect_(*this->effect_);
+    this->parent_->start_effect_(this->effect_);
 
     // Also set light color values when starting an effect
     // For example to turn off the light
     this->parent_->set_immediately_(v, true);
   } else {
     // INSTANT CHANGE
-    this->parent_->set_immediately_(v, this->publish_);
+    this->parent_->set_immediately_(v, this->get_publish_());
   }
 
   if (!this->has_transition_()) {
     this->parent_->target_state_reached_callback_.call();
   }
-  if (this->publish_) {
+  if (this->get_publish_()) {
     this->parent_->publish_state();
   }
-  if (this->save_) {
+  if (this->get_save_()) {
     this->parent_->save_remote_values_();
   }
 }
@@ -135,82 +152,80 @@ LightColorValues LightCall::validate_() {
   auto traits = this->parent_->get_traits();
 
   // Color mode check
-  if (this->color_mode_.has_value() && !traits.supports_color_mode(this->color_mode_.value())) {
-    ESP_LOGW(TAG, "'%s' does not support color mode %s", name,
-             LOG_STR_ARG(color_mode_to_human(this->color_mode_.value())));
-    this->color_mode_.reset();
+  if (this->has_color_mode() && !traits.supports_color_mode(this->color_mode_)) {
+    ESP_LOGW(TAG, "'%s' does not support color mode %s", name, LOG_STR_ARG(color_mode_to_human(this->color_mode_)));
+    this->set_flag_(FLAG_HAS_COLOR_MODE, false);
   }
 
   // Ensure there is always a color mode set
-  if (!this->color_mode_.has_value()) {
+  if (!this->has_color_mode()) {
     this->color_mode_ = this->compute_color_mode_();
+    this->set_flag_(FLAG_HAS_COLOR_MODE, true);
   }
-  auto color_mode = *this->color_mode_;
+  auto color_mode = this->color_mode_;
 
   // Transform calls that use non-native parameters for the current mode.
   this->transform_parameters_();
 
   // Brightness exists check
-  if (this->brightness_.has_value() && *this->brightness_ > 0.0f && !(color_mode & ColorCapability::BRIGHTNESS)) {
+  if (this->has_brightness() && this->brightness_ > 0.0f && !(color_mode & ColorCapability::BRIGHTNESS)) {
     ESP_LOGW(TAG, "'%s': setting brightness not supported", name);
-    this->brightness_.reset();
+    this->set_flag_(FLAG_HAS_BRIGHTNESS, false);
   }
 
   // Transition length possible check
-  if (this->transition_length_.has_value() && *this->transition_length_ != 0 &&
-      !(color_mode & ColorCapability::BRIGHTNESS)) {
+  if (this->has_transition_() && this->transition_length_ != 0 && !(color_mode & ColorCapability::BRIGHTNESS)) {
     ESP_LOGW(TAG, "'%s': transitions not supported", name);
-    this->transition_length_.reset();
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
   // Color brightness exists check
-  if (this->color_brightness_.has_value() && *this->color_brightness_ > 0.0f && !(color_mode & ColorCapability::RGB)) {
+  if (this->has_color_brightness() && this->color_brightness_ > 0.0f && !(color_mode & ColorCapability::RGB)) {
     ESP_LOGW(TAG, "'%s': color mode does not support setting RGB brightness", name);
-    this->color_brightness_.reset();
+    this->set_flag_(FLAG_HAS_COLOR_BRIGHTNESS, false);
   }
 
   // RGB exists check
-  if ((this->red_.has_value() && *this->red_ > 0.0f) || (this->green_.has_value() && *this->green_ > 0.0f) ||
-      (this->blue_.has_value() && *this->blue_ > 0.0f)) {
+  if ((this->has_red() && this->red_ > 0.0f) || (this->has_green() && this->green_ > 0.0f) ||
+      (this->has_blue() && this->blue_ > 0.0f)) {
     if (!(color_mode & ColorCapability::RGB)) {
       ESP_LOGW(TAG, "'%s': color mode does not support setting RGB color", name);
-      this->red_.reset();
-      this->green_.reset();
-      this->blue_.reset();
+      this->set_flag_(FLAG_HAS_RED, false);
+      this->set_flag_(FLAG_HAS_GREEN, false);
+      this->set_flag_(FLAG_HAS_BLUE, false);
     }
   }
 
   // White value exists check
-  if (this->white_.has_value() && *this->white_ > 0.0f &&
+  if (this->has_white() && this->white_ > 0.0f &&
       !(color_mode & ColorCapability::WHITE || color_mode & ColorCapability::COLD_WARM_WHITE)) {
     ESP_LOGW(TAG, "'%s': color mode does not support setting white value", name);
-    this->white_.reset();
+    this->set_flag_(FLAG_HAS_WHITE, false);
   }
 
   // Color temperature exists check
-  if (this->color_temperature_.has_value() &&
+  if (this->has_color_temperature() &&
       !(color_mode & ColorCapability::COLOR_TEMPERATURE || color_mode & ColorCapability::COLD_WARM_WHITE)) {
     ESP_LOGW(TAG, "'%s': color mode does not support setting color temperature", name);
-    this->color_temperature_.reset();
+    this->set_flag_(FLAG_HAS_COLOR_TEMPERATURE, false);
   }
 
   // Cold/warm white value exists check
-  if ((this->cold_white_.has_value() && *this->cold_white_ > 0.0f) ||
-      (this->warm_white_.has_value() && *this->warm_white_ > 0.0f)) {
+  if ((this->has_cold_white() && this->cold_white_ > 0.0f) || (this->has_warm_white() && this->warm_white_ > 0.0f)) {
     if (!(color_mode & ColorCapability::COLD_WARM_WHITE)) {
       ESP_LOGW(TAG, "'%s': color mode does not support setting cold/warm white value", name);
-      this->cold_white_.reset();
-      this->warm_white_.reset();
+      this->set_flag_(FLAG_HAS_COLD_WHITE, false);
+      this->set_flag_(FLAG_HAS_WARM_WHITE, false);
     }
   }
 
 #define VALIDATE_RANGE_(name_, upper_name, min, max) \
-  if (name_##_.has_value()) { \
-    auto val = *name_##_; \
+  if (this->has_##name_()) { \
+    auto val = this->name_##_; \
     if (val < (min) || val > (max)) { \
       ESP_LOGW(TAG, "'%s': %s value %.2f is out of range [%.1f - %.1f]", name, LOG_STR_LITERAL(upper_name), val, \
                (min), (max)); \
-      name_##_ = clamp(val, (min), (max)); \
+      this->name_##_ = clamp(val, (min), (max)); \
     } \
   }
 #define VALIDATE_RANGE(name, upper_name) VALIDATE_RANGE_(name, upper_name, 0.0f, 1.0f)
@@ -227,110 +242,116 @@ LightColorValues LightCall::validate_() {
   VALIDATE_RANGE_(color_temperature, "Color temperature", traits.get_min_mireds(), traits.get_max_mireds())
 
   // Flag whether an explicit turn off was requested, in which case we'll also stop the effect.
-  bool explicit_turn_off_request = this->state_.has_value() && !*this->state_;
+  bool explicit_turn_off_request = this->has_state() && !this->state_;
 
   // Turn off when brightness is set to zero, and reset brightness (so that it has nonzero brightness when turned on).
-  if (this->brightness_.has_value() && *this->brightness_ == 0.0f) {
-    this->state_ = optional<float>(false);
-    this->brightness_ = optional<float>(1.0f);
+  if (this->has_brightness() && this->brightness_ == 0.0f) {
+    this->state_ = false;
+    this->set_flag_(FLAG_HAS_STATE, true);
+    this->brightness_ = 1.0f;
   }
 
   // Set color brightness to 100% if currently zero and a color is set.
-  if (this->red_.has_value() || this->green_.has_value() || this->blue_.has_value()) {
-    if (!this->color_brightness_.has_value() && this->parent_->remote_values.get_color_brightness() == 0.0f)
-      this->color_brightness_ = optional<float>(1.0f);
+  if (this->has_red() || this->has_green() || this->has_blue()) {
+    if (!this->has_color_brightness() && this->parent_->remote_values.get_color_brightness() == 0.0f) {
+      this->color_brightness_ = 1.0f;
+      this->set_flag_(FLAG_HAS_COLOR_BRIGHTNESS, true);
+    }
   }
 
   // Create color values for the light with this call applied.
   auto v = this->parent_->remote_values;
-  if (this->color_mode_.has_value())
-    v.set_color_mode(*this->color_mode_);
-  if (this->state_.has_value())
-    v.set_state(*this->state_);
-  if (this->brightness_.has_value())
-    v.set_brightness(*this->brightness_);
-  if (this->color_brightness_.has_value())
-    v.set_color_brightness(*this->color_brightness_);
-  if (this->red_.has_value())
-    v.set_red(*this->red_);
-  if (this->green_.has_value())
-    v.set_green(*this->green_);
-  if (this->blue_.has_value())
-    v.set_blue(*this->blue_);
-  if (this->white_.has_value())
-    v.set_white(*this->white_);
-  if (this->color_temperature_.has_value())
-    v.set_color_temperature(*this->color_temperature_);
-  if (this->cold_white_.has_value())
-    v.set_cold_white(*this->cold_white_);
-  if (this->warm_white_.has_value())
-    v.set_warm_white(*this->warm_white_);
+  if (this->has_color_mode())
+    v.set_color_mode(this->color_mode_);
+  if (this->has_state())
+    v.set_state(this->state_);
+  if (this->has_brightness())
+    v.set_brightness(this->brightness_);
+  if (this->has_color_brightness())
+    v.set_color_brightness(this->color_brightness_);
+  if (this->has_red())
+    v.set_red(this->red_);
+  if (this->has_green())
+    v.set_green(this->green_);
+  if (this->has_blue())
+    v.set_blue(this->blue_);
+  if (this->has_white())
+    v.set_white(this->white_);
+  if (this->has_color_temperature())
+    v.set_color_temperature(this->color_temperature_);
+  if (this->has_cold_white())
+    v.set_cold_white(this->cold_white_);
+  if (this->has_warm_white())
+    v.set_warm_white(this->warm_white_);
 
   v.normalize_color();
 
   // Flash length check
-  if (this->has_flash_() && *this->flash_length_ == 0) {
+  if (this->has_flash_() && this->flash_length_ == 0) {
     ESP_LOGW(TAG, "'%s': flash length must be greater than zero", name);
-    this->flash_length_.reset();
+    this->set_flag_(FLAG_HAS_FLASH, false);
   }
 
   // validate transition length/flash length/effect not used at the same time
   bool supports_transition = color_mode & ColorCapability::BRIGHTNESS;
 
   // If effect is already active, remove effect start
-  if (this->has_effect_() && *this->effect_ == this->parent_->active_effect_index_) {
-    this->effect_.reset();
+  if (this->has_effect_() && this->effect_ == this->parent_->active_effect_index_) {
+    this->set_flag_(FLAG_HAS_EFFECT, false);
   }
 
   // validate effect index
-  if (this->has_effect_() && *this->effect_ > this->parent_->effects_.size()) {
-    ESP_LOGW(TAG, "'%s': invalid effect index %" PRIu32, name, *this->effect_);
-    this->effect_.reset();
+  if (this->has_effect_() && this->effect_ > this->parent_->effects_.size()) {
+    ESP_LOGW(TAG, "'%s': invalid effect index %" PRIu32, name, this->effect_);
+    this->set_flag_(FLAG_HAS_EFFECT, false);
   }
 
   if (this->has_effect_() && (this->has_transition_() || this->has_flash_())) {
     ESP_LOGW(TAG, "'%s': effect cannot be used with transition/flash", name);
-    this->transition_length_.reset();
-    this->flash_length_.reset();
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
+    this->set_flag_(FLAG_HAS_FLASH, false);
   }
 
   if (this->has_flash_() && this->has_transition_()) {
     ESP_LOGW(TAG, "'%s': flash cannot be used with transition", name);
-    this->transition_length_.reset();
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
-  if (!this->has_transition_() && !this->has_flash_() && (!this->has_effect_() || *this->effect_ == 0) &&
+  if (!this->has_transition_() && !this->has_flash_() && (!this->has_effect_() || this->effect_ == 0) &&
       supports_transition) {
     // nothing specified and light supports transitions, set default transition length
     this->transition_length_ = this->parent_->default_transition_length_;
+    this->set_flag_(FLAG_HAS_TRANSITION, true);
   }
 
-  if (this->transition_length_.value_or(0) == 0) {
+  if (this->has_transition_() && this->transition_length_ == 0) {
     // 0 transition is interpreted as no transition (instant change)
-    this->transition_length_.reset();
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
   if (this->has_transition_() && !supports_transition) {
     ESP_LOGW(TAG, "'%s': transitions not supported", name);
-    this->transition_length_.reset();
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
   // If not a flash and turning the light off, then disable the light
   // Do not use light color values directly, so that effects can set 0% brightness
   // Reason: When user turns off the light in frontend, the effect should also stop
-  if (!this->has_flash_() && !this->state_.value_or(v.is_on())) {
+  bool target_state = this->has_state() ? this->state_ : v.is_on();
+  if (!this->has_flash_() && !target_state) {
     if (this->has_effect_()) {
       ESP_LOGW(TAG, "'%s': cannot start effect when turning off", name);
-      this->effect_.reset();
+      this->set_flag_(FLAG_HAS_EFFECT, false);
     } else if (this->parent_->active_effect_index_ != 0 && explicit_turn_off_request) {
       // Auto turn off effect
       this->effect_ = 0;
+      this->set_flag_(FLAG_HAS_EFFECT, true);
     }
   }
 
   // Disable saving for flashes
   if (this->has_flash_())
-    this->save_ = false;
+    this->set_flag_(FLAG_SAVE, false);
 
   return v;
 }
@@ -343,24 +364,27 @@ void LightCall::transform_parameters_() {
   // - RGBWW lights with color_interlock=true, which also sets "brightness" and
   //   "color_temperature" (without color_interlock, CW/WW are set directly)
   // - Legacy Home Assistant (pre-colormode), which sets "white" and "color_temperature"
-  if (((this->white_.has_value() && *this->white_ > 0.0f) || this->color_temperature_.has_value()) &&  //
-      (*this->color_mode_ & ColorCapability::COLD_WARM_WHITE) &&                                       //
-      !(*this->color_mode_ & ColorCapability::WHITE) &&                                                //
-      !(*this->color_mode_ & ColorCapability::COLOR_TEMPERATURE) &&                                    //
+  if (((this->has_white() && this->white_ > 0.0f) || this->has_color_temperature()) &&  //
+      (this->color_mode_ & ColorCapability::COLD_WARM_WHITE) &&                         //
+      !(this->color_mode_ & ColorCapability::WHITE) &&                                  //
+      !(this->color_mode_ & ColorCapability::COLOR_TEMPERATURE) &&                      //
       traits.get_min_mireds() > 0.0f && traits.get_max_mireds() > 0.0f) {
     ESP_LOGD(TAG, "'%s': setting cold/warm white channels using white/color temperature values",
              this->parent_->get_name().c_str());
-    if (this->color_temperature_.has_value()) {
-      const float color_temp = clamp(*this->color_temperature_, traits.get_min_mireds(), traits.get_max_mireds());
+    if (this->has_color_temperature()) {
+      const float color_temp = clamp(this->color_temperature_, traits.get_min_mireds(), traits.get_max_mireds());
       const float ww_fraction =
           (color_temp - traits.get_min_mireds()) / (traits.get_max_mireds() - traits.get_min_mireds());
       const float cw_fraction = 1.0f - ww_fraction;
       const float max_cw_ww = std::max(ww_fraction, cw_fraction);
       this->cold_white_ = gamma_uncorrect(cw_fraction / max_cw_ww, this->parent_->get_gamma_correct());
       this->warm_white_ = gamma_uncorrect(ww_fraction / max_cw_ww, this->parent_->get_gamma_correct());
+      this->set_flag_(FLAG_HAS_COLD_WHITE, true);
+      this->set_flag_(FLAG_HAS_WARM_WHITE, true);
     }
-    if (this->white_.has_value()) {
-      this->brightness_ = *this->white_;
+    if (this->has_white()) {
+      this->brightness_ = this->white_;
+      this->set_flag_(FLAG_HAS_BRIGHTNESS, true);
     }
   }
 }
@@ -378,7 +402,7 @@ ColorMode LightCall::compute_color_mode_() {
 
   // Don't change if the light is being turned off.
   ColorMode current_mode = this->parent_->remote_values.get_color_mode();
-  if (this->state_.has_value() && !*this->state_)
+  if (this->has_state() && !this->state_)
     return current_mode;
 
   // If no color mode is specified, we try to guess the color mode. This is needed for backward compatibility to
@@ -411,12 +435,12 @@ ColorMode LightCall::compute_color_mode_() {
   return color_mode;
 }
 std::set<ColorMode> LightCall::get_suitable_color_modes_() {
-  bool has_white = this->white_.has_value() && *this->white_ > 0.0f;
-  bool has_ct = this->color_temperature_.has_value();
-  bool has_cwww = (this->cold_white_.has_value() && *this->cold_white_ > 0.0f) ||
-                  (this->warm_white_.has_value() && *this->warm_white_ > 0.0f);
-  bool has_rgb = (this->color_brightness_.has_value() && *this->color_brightness_ > 0.0f) ||
-                 (this->red_.has_value() || this->green_.has_value() || this->blue_.has_value());
+  bool has_white = this->has_white() && this->white_ > 0.0f;
+  bool has_ct = this->has_color_temperature();
+  bool has_cwww =
+      (this->has_cold_white() && this->cold_white_ > 0.0f) || (this->has_warm_white() && this->warm_white_ > 0.0f);
+  bool has_rgb = (this->has_color_brightness() && this->color_brightness_ > 0.0f) ||
+                 (this->has_red() || this->has_green() || this->has_blue());
 
 #define KEY(white, ct, cwww, rgb) ((white) << 0 | (ct) << 1 | (cwww) << 2 | (rgb) << 3)
 #define ENTRY(white, ct, cwww, rgb, ...) \
@@ -491,7 +515,7 @@ LightCall &LightCall::from_light_color_values(const LightColorValues &values) {
   return *this;
 }
 ColorMode LightCall::get_active_color_mode_() {
-  return this->color_mode_.value_or(this->parent_->remote_values.get_color_mode());
+  return this->has_color_mode() ? this->color_mode_ : this->parent_->remote_values.get_color_mode();
 }
 LightCall &LightCall::set_transition_length_if_supported(uint32_t transition_length) {
   if (this->get_active_color_mode_() & ColorCapability::BRIGHTNESS)
@@ -505,7 +529,7 @@ LightCall &LightCall::set_brightness_if_supported(float brightness) {
 }
 LightCall &LightCall::set_color_mode_if_supported(ColorMode color_mode) {
   if (this->parent_->get_traits().supports_color_mode(color_mode))
-    this->color_mode_ = color_mode;
+    this->set_color_mode(color_mode);
   return *this;
 }
 LightCall &LightCall::set_color_brightness_if_supported(float brightness) {
@@ -549,110 +573,19 @@ LightCall &LightCall::set_warm_white_if_supported(float warm_white) {
     this->set_warm_white(warm_white);
   return *this;
 }
-LightCall &LightCall::set_state(optional<bool> state) {
-  this->state_ = state;
-  return *this;
-}
-LightCall &LightCall::set_state(bool state) {
-  this->state_ = state;
-  return *this;
-}
-LightCall &LightCall::set_transition_length(optional<uint32_t> transition_length) {
-  this->transition_length_ = transition_length;
-  return *this;
-}
-LightCall &LightCall::set_transition_length(uint32_t transition_length) {
-  this->transition_length_ = transition_length;
-  return *this;
-}
-LightCall &LightCall::set_flash_length(optional<uint32_t> flash_length) {
-  this->flash_length_ = flash_length;
-  return *this;
-}
-LightCall &LightCall::set_flash_length(uint32_t flash_length) {
-  this->flash_length_ = flash_length;
-  return *this;
-}
-LightCall &LightCall::set_brightness(optional<float> brightness) {
-  this->brightness_ = brightness;
-  return *this;
-}
-LightCall &LightCall::set_brightness(float brightness) {
-  this->brightness_ = brightness;
-  return *this;
-}
-LightCall &LightCall::set_color_mode(optional<ColorMode> color_mode) {
-  this->color_mode_ = color_mode;
-  return *this;
-}
-LightCall &LightCall::set_color_mode(ColorMode color_mode) {
-  this->color_mode_ = color_mode;
-  return *this;
-}
-LightCall &LightCall::set_color_brightness(optional<float> brightness) {
-  this->color_brightness_ = brightness;
-  return *this;
-}
-LightCall &LightCall::set_color_brightness(float brightness) {
-  this->color_brightness_ = brightness;
-  return *this;
-}
-LightCall &LightCall::set_red(optional<float> red) {
-  this->red_ = red;
-  return *this;
-}
-LightCall &LightCall::set_red(float red) {
-  this->red_ = red;
-  return *this;
-}
-LightCall &LightCall::set_green(optional<float> green) {
-  this->green_ = green;
-  return *this;
-}
-LightCall &LightCall::set_green(float green) {
-  this->green_ = green;
-  return *this;
-}
-LightCall &LightCall::set_blue(optional<float> blue) {
-  this->blue_ = blue;
-  return *this;
-}
-LightCall &LightCall::set_blue(float blue) {
-  this->blue_ = blue;
-  return *this;
-}
-LightCall &LightCall::set_white(optional<float> white) {
-  this->white_ = white;
-  return *this;
-}
-LightCall &LightCall::set_white(float white) {
-  this->white_ = white;
-  return *this;
-}
-LightCall &LightCall::set_color_temperature(optional<float> color_temperature) {
-  this->color_temperature_ = color_temperature;
-  return *this;
-}
-LightCall &LightCall::set_color_temperature(float color_temperature) {
-  this->color_temperature_ = color_temperature;
-  return *this;
-}
-LightCall &LightCall::set_cold_white(optional<float> cold_white) {
-  this->cold_white_ = cold_white;
-  return *this;
-}
-LightCall &LightCall::set_cold_white(float cold_white) {
-  this->cold_white_ = cold_white;
-  return *this;
-}
-LightCall &LightCall::set_warm_white(optional<float> warm_white) {
-  this->warm_white_ = warm_white;
-  return *this;
-}
-LightCall &LightCall::set_warm_white(float warm_white) {
-  this->warm_white_ = warm_white;
-  return *this;
-}
+IMPLEMENT_LIGHT_CALL_SETTER(state, bool, FLAG_HAS_STATE)
+IMPLEMENT_LIGHT_CALL_SETTER(transition_length, uint32_t, FLAG_HAS_TRANSITION)
+IMPLEMENT_LIGHT_CALL_SETTER(flash_length, uint32_t, FLAG_HAS_FLASH)
+IMPLEMENT_LIGHT_CALL_SETTER(brightness, float, FLAG_HAS_BRIGHTNESS)
+IMPLEMENT_LIGHT_CALL_SETTER(color_mode, ColorMode, FLAG_HAS_COLOR_MODE)
+IMPLEMENT_LIGHT_CALL_SETTER(color_brightness, float, FLAG_HAS_COLOR_BRIGHTNESS)
+IMPLEMENT_LIGHT_CALL_SETTER(red, float, FLAG_HAS_RED)
+IMPLEMENT_LIGHT_CALL_SETTER(green, float, FLAG_HAS_GREEN)
+IMPLEMENT_LIGHT_CALL_SETTER(blue, float, FLAG_HAS_BLUE)
+IMPLEMENT_LIGHT_CALL_SETTER(white, float, FLAG_HAS_WHITE)
+IMPLEMENT_LIGHT_CALL_SETTER(color_temperature, float, FLAG_HAS_COLOR_TEMPERATURE)
+IMPLEMENT_LIGHT_CALL_SETTER(cold_white, float, FLAG_HAS_COLD_WHITE)
+IMPLEMENT_LIGHT_CALL_SETTER(warm_white, float, FLAG_HAS_WARM_WHITE)
 LightCall &LightCall::set_effect(optional<std::string> effect) {
   if (effect.has_value())
     this->set_effect(*effect);
@@ -660,18 +593,22 @@ LightCall &LightCall::set_effect(optional<std::string> effect) {
 }
 LightCall &LightCall::set_effect(uint32_t effect_number) {
   this->effect_ = effect_number;
+  this->set_flag_(FLAG_HAS_EFFECT, true);
   return *this;
 }
 LightCall &LightCall::set_effect(optional<uint32_t> effect_number) {
-  this->effect_ = effect_number;
+  if (effect_number.has_value()) {
+    this->effect_ = effect_number.value();
+  }
+  this->set_flag_(FLAG_HAS_EFFECT, effect_number.has_value());
   return *this;
 }
 LightCall &LightCall::set_publish(bool publish) {
-  this->publish_ = publish;
+  this->set_flag_(FLAG_PUBLISH, publish);
   return *this;
 }
 LightCall &LightCall::set_save(bool save) {
-  this->save_ = save;
+  this->set_flag_(FLAG_SAVE, save);
   return *this;
 }
 LightCall &LightCall::set_rgb(float red, float green, float blue) {

esphome/components/light/light_call.h

@@ -1,6 +1,5 @@
 #pragma once
 
-#include "esphome/core/optional.h"
 #include "light_color_values.h"
 #include <set>
 
@@ -10,6 +9,11 @@ namespace light {
 class LightState;
 
 /** This class represents a requested change in a light state.
+ *
+ * Light state changes are tracked using a bitfield flags_ to minimize memory usage.
+ * Each possible light property has a flag indicating whether it has been set.
+ * This design keeps LightCall at ~56 bytes to minimize heap fragmentation on
+ * ESP8266 and other memory-constrained devices.
  */
 class LightCall {
  public:
@@ -131,6 +135,19 @@ class LightCall {
   /// Set whether this light call should trigger a save state to recover them at startup..
   LightCall &set_save(bool save);
 
+  // Getter methods to check if values are set
+  bool has_state() const { return (flags_ & FLAG_HAS_STATE) != 0; }
+  bool has_brightness() const { return (flags_ & FLAG_HAS_BRIGHTNESS) != 0; }
+  bool has_color_brightness() const { return (flags_ & FLAG_HAS_COLOR_BRIGHTNESS) != 0; }
+  bool has_red() const { return (flags_ & FLAG_HAS_RED) != 0; }
+  bool has_green() const { return (flags_ & FLAG_HAS_GREEN) != 0; }
+  bool has_blue() const { return (flags_ & FLAG_HAS_BLUE) != 0; }
+  bool has_white() const { return (flags_ & FLAG_HAS_WHITE) != 0; }
+  bool has_color_temperature() const { return (flags_ & FLAG_HAS_COLOR_TEMPERATURE) != 0; }
+  bool has_cold_white() const { return (flags_ & FLAG_HAS_COLD_WHITE) != 0; }
+  bool has_warm_white() const { return (flags_ & FLAG_HAS_WARM_WHITE) != 0; }
+  bool has_color_mode() const { return (flags_ & FLAG_HAS_COLOR_MODE) != 0; }
+
   /** Set the RGB color of the light by RGB values.
    *
    * Please note that this only changes the color of the light, not the brightness.
@@ -170,27 +187,62 @@ class LightCall {
   /// Some color modes also can be set using non-native parameters, transform those calls.
   void transform_parameters_();
 
-  bool has_transition_() { return this->transition_length_.has_value(); }
-  bool has_flash_() { return this->flash_length_.has_value(); }
-  bool has_effect_() { return this->effect_.has_value(); }
+  // Bitfield flags - each flag indicates whether a corresponding value has been set.
+  enum FieldFlags : uint16_t {
+    FLAG_HAS_STATE = 1 << 0,
+    FLAG_HAS_TRANSITION = 1 << 1,
+    FLAG_HAS_FLASH = 1 << 2,
+    FLAG_HAS_EFFECT = 1 << 3,
+    FLAG_HAS_BRIGHTNESS = 1 << 4,
+    FLAG_HAS_COLOR_BRIGHTNESS = 1 << 5,
+    FLAG_HAS_RED = 1 << 6,
+    FLAG_HAS_GREEN = 1 << 7,
+    FLAG_HAS_BLUE = 1 << 8,
+    FLAG_HAS_WHITE = 1 << 9,
+    FLAG_HAS_COLOR_TEMPERATURE = 1 << 10,
+    FLAG_HAS_COLD_WHITE = 1 << 11,
+    FLAG_HAS_WARM_WHITE = 1 << 12,
+    FLAG_HAS_COLOR_MODE = 1 << 13,
+    FLAG_PUBLISH = 1 << 14,
+    FLAG_SAVE = 1 << 15,
+  };
+
+  bool has_transition_() { return (this->flags_ & FLAG_HAS_TRANSITION) != 0; }
+  bool has_flash_() { return (this->flags_ & FLAG_HAS_FLASH) != 0; }
+  bool has_effect_() { return (this->flags_ & FLAG_HAS_EFFECT) != 0; }
+  bool get_publish_() { return (this->flags_ & FLAG_PUBLISH) != 0; }
+  bool get_save_() { return (this->flags_ & FLAG_SAVE) != 0; }
+
+  // Helper to set flag
+  void set_flag_(FieldFlags flag, bool value) {
+    if (value) {
+      this->flags_ |= flag;
+    } else {
+      this->flags_ &= ~flag;
+    }
+  }
 
   LightState *parent_;
-  optional<bool> state_;
-  optional<uint32_t> transition_length_;
-  optional<uint32_t> flash_length_;
-  optional<ColorMode> color_mode_;
-  optional<float> brightness_;
-  optional<float> color_brightness_;
-  optional<float> red_;
-  optional<float> green_;
-  optional<float> blue_;
-  optional<float> white_;
-  optional<float> color_temperature_;
-  optional<float> cold_white_;
-  optional<float> warm_white_;
-  optional<uint32_t> effect_;
-  bool publish_{true};
-  bool save_{true};
+
+  // Light state values - use flags_ to check if a value has been set.
+  // Group 4-byte aligned members first
+  uint32_t transition_length_;
+  uint32_t flash_length_;
+  uint32_t effect_;
+  float brightness_;
+  float color_brightness_;
+  float red_;
+  float green_;
+  float blue_;
+  float white_;
+  float color_temperature_;
+  float cold_white_;
+  float warm_white_;
+
+  // Smaller members at the end for better packing
+  uint16_t flags_{FLAG_PUBLISH | FLAG_SAVE};  // Tracks which values are set
+  ColorMode color_mode_;
+  bool state_;
 };
 
 }  // namespace light

esphome/components/light/light_color_values.h

@@ -46,8 +46,7 @@ class LightColorValues {
  public:
   /// Construct the LightColorValues with all attributes enabled, but state set to off.
   LightColorValues()
-      : color_mode_(ColorMode::UNKNOWN),
-        state_(0.0f),
+      : state_(0.0f),
         brightness_(1.0f),
         color_brightness_(1.0f),
         red_(1.0f),
@@ -56,7 +55,8 @@ class LightColorValues {
         white_(1.0f),
         color_temperature_{0.0f},
         cold_white_{1.0f},
-        warm_white_{1.0f} {}
+        warm_white_{1.0f},
+        color_mode_(ColorMode::UNKNOWN) {}
 
   LightColorValues(ColorMode color_mode, float state, float brightness, float color_brightness, float red, float green,
                    float blue, float white, float color_temperature, float cold_white, float warm_white) {
@@ -292,7 +292,6 @@ class LightColorValues {
   void set_warm_white(float warm_white) { this->warm_white_ = clamp(warm_white, 0.0f, 1.0f); }
 
  protected:
-  ColorMode color_mode_;
   float state_;  ///< ON / OFF, float for transition
   float brightness_;
   float color_brightness_;
@@ -303,6 +302,7 @@ class LightColorValues {
   float color_temperature_;  ///< Color Temperature in Mired
   float cold_white_;
   float warm_white_;
+  ColorMode color_mode_;
 };
 
 }  // namespace light

esphome/components/light/light_state.h

@@ -31,9 +31,7 @@ enum LightRestoreMode : uint8_t {
 struct LightStateRTCState {
   LightStateRTCState(ColorMode color_mode, bool state, float brightness, float color_brightness, float red, float green,
                      float blue, float white, float color_temp, float cold_white, float warm_white)
-      : color_mode(color_mode),
-        state(state),
-        brightness(brightness),
+      : brightness(brightness),
         color_brightness(color_brightness),
         red(red),
         green(green),
@@ -41,10 +39,12 @@ struct LightStateRTCState {
         white(white),
         color_temp(color_temp),
         cold_white(cold_white),
-        warm_white(warm_white) {}
+        warm_white(warm_white),
+        effect(0),
+        color_mode(color_mode),
+        state(state) {}
   LightStateRTCState() = default;
-  ColorMode color_mode{ColorMode::UNKNOWN};
-  bool state{false};
+  // Group 4-byte aligned members first
   float brightness{1.0f};
   float color_brightness{1.0f};
   float red{1.0f};
@@ -55,6 +55,9 @@ struct LightStateRTCState {
   float cold_white{1.0f};
   float warm_white{1.0f};
   uint32_t effect{0};
+  // Group smaller members at the end
+  ColorMode color_mode{ColorMode::UNKNOWN};
+  bool state{false};
 };
 
 /** This class represents the communication layer between the front-end MQTT layer and the
@@ -216,6 +219,8 @@ class LightState : public EntityBase, public Component {
   std::unique_ptr<LightTransformer> transformer_{nullptr};
   /// List of effects for this light.
   std::vector<LightEffect *> effects_;
+  /// Object used to store the persisted values of the light.
+  ESPPreferenceObject rtc_;
   /// Value for storing the index of the currently active effect. 0 if no effect is active
   uint32_t active_effect_index_{};
   /// Default transition length for all transitions in ms.
@@ -224,15 +229,11 @@ class LightState : public EntityBase, public Component {
   uint32_t flash_transition_length_{};
   /// Gamma correction factor for the light.
   float gamma_correct_{};
-
   /// Whether the light value should be written in the next cycle.
   bool next_write_{true};
   // for effects, true if a transformer (transition) is active.
   bool is_transformer_active_ = false;
 
-  /// Object used to store the persisted values of the light.
-  ESPPreferenceObject rtc_;
-
   /** Callback to call when new values for the frontend are available.
    *
    * "Remote values" are light color values that are reported to the frontend and have a lower

esphome/components/light/transformers.h

@@ -59,9 +59,9 @@ class LightTransitionTransformer : public LightTransformer {
   // transition from 0 to 1 on x = [0, 1]
   static float smoothed_progress(float x) { return x * x * x * (x * (x * 6.0f - 15.0f) + 10.0f); }
 
-  bool changing_color_mode_{false};
   LightColorValues end_values_{};
   LightColorValues intermediate_values_{};
+  bool changing_color_mode_{false};
 };
 
 class LightFlashTransformer : public LightTransformer {
@@ -117,8 +117,8 @@ class LightFlashTransformer : public LightTransformer {
 
  protected:
   LightState &state_;
-  uint32_t transition_length_;
   std::unique_ptr<LightTransformer> transformer_{nullptr};
+  uint32_t transition_length_;
   bool begun_lightstate_restore_;
 };
 

esphome/components/logger/__init__.py

@@ -21,6 +21,7 @@ from esphome.components.libretiny.const import (
     COMPONENT_LN882X,
     COMPONENT_RTL87XX,
 )
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_ARGS,
@@ -42,6 +43,7 @@ from esphome.const import (
     PLATFORM_LN882X,
     PLATFORM_RP2040,
     PLATFORM_RTL87XX,
+    PlatformFramework,
 )
 from esphome.core import CORE, Lambda, coroutine_with_priority
 
@@ -444,3 +446,25 @@ async def logger_set_level_to_code(config, action_id, template_arg, args):
 
     lambda_ = await cg.process_lambda(Lambda(text), args, return_type=cg.void)
     return cg.new_Pvariable(action_id, template_arg, lambda_)
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "logger_esp32.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+        "logger_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "logger_host.cpp": {PlatformFramework.HOST_NATIVE},
+        "logger_rp2040.cpp": {PlatformFramework.RP2040_ARDUINO},
+        "logger_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+        "task_log_buffer.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+    }
+)

esphome/components/logger/logger.cpp

@@ -90,6 +90,25 @@ void HOT Logger::log_vprintf_(uint8_t level, const char *tag, int line, const ch
 #ifdef USE_STORE_LOG_STR_IN_FLASH
 // Implementation for ESP8266 with flash string support.
 // Note: USE_STORE_LOG_STR_IN_FLASH is only defined for ESP8266.
+//
+// This function handles format strings stored in flash memory (PROGMEM) to save RAM.
+// The buffer is used in a special way to avoid allocating extra memory:
+//
+// Memory layout during execution:
+// Step 1: Copy format string from flash to buffer
+//         tx_buffer_: [format_string][null][.....................]
+//         tx_buffer_at_: ------------------^
+//         msg_start: saved here -----------^
+//
+// Step 2: format_log_to_buffer_with_terminator_ reads format string from beginning
+//         and writes formatted output starting at msg_start position
+//         tx_buffer_: [format_string][null][formatted_message][null]
+//         tx_buffer_at_: -------------------------------------^
+//
+// Step 3: Output the formatted message (starting at msg_start)
+//         write_msg_ and callbacks receive: this->tx_buffer_ + msg_start
+//         which points to: [formatted_message][null]
+//
 void Logger::log_vprintf_(uint8_t level, const char *tag, int line, const __FlashStringHelper *format,
                           va_list args) {  // NOLINT
   if (level > this->level_for(tag) || global_recursion_guard_)
@@ -121,7 +140,9 @@ void Logger::log_vprintf_(uint8_t level, const char *tag, int line, const __Flas
   if (this->baud_rate_ > 0) {
     this->write_msg_(this->tx_buffer_ + msg_start);
   }
-  this->log_callback_.call(level, tag, this->tx_buffer_ + msg_start);
+  size_t msg_length =
+      this->tx_buffer_at_ - msg_start;  // Don't subtract 1 - tx_buffer_at_ is already at the null terminator position
+  this->log_callback_.call(level, tag, this->tx_buffer_ + msg_start, msg_length);
 
   global_recursion_guard_ = false;
 }
@@ -185,7 +206,8 @@ void Logger::loop() {
                                   this->tx_buffer_size_);
       this->write_footer_to_buffer_(this->tx_buffer_, &this->tx_buffer_at_, this->tx_buffer_size_);
       this->tx_buffer_[this->tx_buffer_at_] = '\0';
-      this->log_callback_.call(message->level, message->tag, this->tx_buffer_);
+      size_t msg_len = this->tx_buffer_at_;  // We already know the length from tx_buffer_at_
+      this->log_callback_.call(message->level, message->tag, this->tx_buffer_, msg_len);
       // At this point all the data we need from message has been transferred to the tx_buffer
       // so we can release the message to allow other tasks to use it as soon as possible.
       this->log_buffer_->release_message_main_loop(received_token);
@@ -214,7 +236,7 @@ void Logger::set_log_level(const std::string &tag, uint8_t log_level) { this->lo
 UARTSelection Logger::get_uart() const { return this->uart_; }
 #endif
 
-void Logger::add_on_log_callback(std::function<void(uint8_t, const char *, const char *)> &&callback) {
+void Logger::add_on_log_callback(std::function<void(uint8_t, const char *, const char *, size_t)> &&callback) {
   this->log_callback_.add(std::move(callback));
 }
 float Logger::get_setup_priority() const { return setup_priority::BUS + 500.0f; }

esphome/components/logger/logger.h

@@ -143,7 +143,7 @@ class Logger : public Component {
   inline uint8_t level_for(const char *tag);
 
   /// Register a callback that will be called for every log message sent
-  void add_on_log_callback(std::function<void(uint8_t, const char *, const char *)> &&callback);
+  void add_on_log_callback(std::function<void(uint8_t, const char *, const char *, size_t)> &&callback);
 
   // add a listener for log level changes
   void add_listener(std::function<void(uint8_t)> &&callback) { this->level_callback_.add(std::move(callback)); }
@@ -192,7 +192,7 @@ class Logger : public Component {
     if (this->baud_rate_ > 0) {
       this->write_msg_(this->tx_buffer_);  // If logging is enabled, write to console
     }
-    this->log_callback_.call(level, tag, this->tx_buffer_);
+    this->log_callback_.call(level, tag, this->tx_buffer_, this->tx_buffer_at_);
   }
 
   // Write the body of the log message to the buffer
@@ -246,7 +246,7 @@ class Logger : public Component {
 
   // Large objects (internally aligned)
   std::map<std::string, uint8_t> log_levels_{};
-  CallbackManager<void(uint8_t, const char *, const char *)> log_callback_{};
+  CallbackManager<void(uint8_t, const char *, const char *, size_t)> log_callback_{};
   CallbackManager<void(uint8_t)> level_callback_{};
 #ifdef USE_ESPHOME_TASK_LOG_BUFFER
   std::unique_ptr<logger::TaskLogBuffer> log_buffer_;  // Will be initialized with init_log_buffer
@@ -355,7 +355,7 @@ class Logger : public Component {
   }
 
   inline void HOT write_footer_to_buffer_(char *buffer, uint16_t *buffer_at, uint16_t buffer_size) {
-    static const uint16_t RESET_COLOR_LEN = strlen(ESPHOME_LOG_RESET_COLOR);
+    static constexpr uint16_t RESET_COLOR_LEN = sizeof(ESPHOME_LOG_RESET_COLOR) - 1;
     this->write_body_to_buffer_(ESPHOME_LOG_RESET_COLOR, RESET_COLOR_LEN, buffer, buffer_at, buffer_size);
   }
 
@@ -385,7 +385,7 @@ class LoggerMessageTrigger : public Trigger<uint8_t, const char *, const char *>
  public:
   explicit LoggerMessageTrigger(Logger *parent, uint8_t level) {
     this->level_ = level;
-    parent->add_on_log_callback([this](uint8_t level, const char *tag, const char *message) {
+    parent->add_on_log_callback([this](uint8_t level, const char *tag, const char *message, size_t message_len) {
       if (level <= this->level_) {
         this->trigger(level, tag, message);
       }

esphome/components/logger/logger_esp32.cpp

@@ -184,7 +184,9 @@ void HOT Logger::write_msg_(const char *msg) {
   ) {
     puts(msg);
   } else {
-    uart_write_bytes(this->uart_num_, msg, strlen(msg));
+    // Use tx_buffer_at_ if msg points to tx_buffer_, otherwise fall back to strlen
+    size_t len = (msg == this->tx_buffer_) ? this->tx_buffer_at_ : strlen(msg);
+    uart_write_bytes(this->uart_num_, msg, len);
     uart_write_bytes(this->uart_num_, "\n", 1);
   }
 }

esphome/components/lps22/lps22.cpp

@@ -0,0 +1,75 @@
+#include "lps22.h"
+
+namespace esphome {
+namespace lps22 {
+
+static constexpr const char *const TAG = "lps22";
+
+static constexpr uint8_t WHO_AM_I = 0x0F;
+static constexpr uint8_t LPS22HB_ID = 0xB1;
+static constexpr uint8_t LPS22HH_ID = 0xB3;
+static constexpr uint8_t CTRL_REG2 = 0x11;
+static constexpr uint8_t CTRL_REG2_ONE_SHOT_MASK = 0b1;
+static constexpr uint8_t STATUS = 0x27;
+static constexpr uint8_t STATUS_T_DA_MASK = 0b10;
+static constexpr uint8_t STATUS_P_DA_MASK = 0b01;
+static constexpr uint8_t TEMP_L = 0x2b;
+static constexpr uint8_t PRES_OUT_XL = 0x28;
+static constexpr uint8_t REF_P_XL = 0x28;
+static constexpr uint8_t READ_ATTEMPTS = 10;
+static constexpr uint8_t READ_INTERVAL = 5;
+static constexpr float PRESSURE_SCALE = 1.0f / 4096.0f;
+static constexpr float TEMPERATURE_SCALE = 0.01f;
+
+void LPS22Component::setup() {
+  uint8_t value = 0x00;
+  this->read_register(WHO_AM_I, &value, 1);
+  if (value != LPS22HB_ID && value != LPS22HH_ID) {
+    ESP_LOGW(TAG, "device IDs as %02x, which isn't a known LPS22HB or LPS22HH ID", value);
+    this->mark_failed();
+  }
+}
+
+void LPS22Component::dump_config() {
+  ESP_LOGCONFIG(TAG, "LPS22:");
+  LOG_SENSOR("  ", "Temperature", this->temperature_sensor_);
+  LOG_SENSOR("  ", "Pressure", this->pressure_sensor_);
+  LOG_I2C_DEVICE(this);
+  LOG_UPDATE_INTERVAL(this);
+}
+
+void LPS22Component::update() {
+  uint8_t value = 0x00;
+  this->read_register(CTRL_REG2, &value, 1);
+  value |= CTRL_REG2_ONE_SHOT_MASK;
+  this->write_register(CTRL_REG2, &value, 1);
+  this->set_retry(READ_INTERVAL, READ_ATTEMPTS, [this](uint8_t _) { return this->try_read_(); });
+}
+
+RetryResult LPS22Component::try_read_() {
+  uint8_t value = 0x00;
+  this->read_register(STATUS, &value, 1);
+  const uint8_t expected_status_mask = STATUS_T_DA_MASK | STATUS_P_DA_MASK;
+  if ((value & expected_status_mask) != expected_status_mask) {
+    ESP_LOGD(TAG, "STATUS not ready: %x", value);
+    return RetryResult::RETRY;
+  }
+
+  if (this->temperature_sensor_ != nullptr) {
+    uint8_t t_buf[2]{0};
+    this->read_register(TEMP_L, t_buf, 2);
+    int16_t encoded = static_cast<int16_t>(encode_uint16(t_buf[1], t_buf[0]));
+    float temp = TEMPERATURE_SCALE * static_cast<float>(encoded);
+    this->temperature_sensor_->publish_state(temp);
+  }
+  if (this->pressure_sensor_ != nullptr) {
+    uint8_t p_buf[3]{0};
+    this->read_register(PRES_OUT_XL, p_buf, 3);
+    uint32_t p_lsb = encode_uint24(p_buf[2], p_buf[1], p_buf[0]);
+    this->pressure_sensor_->publish_state(PRESSURE_SCALE * static_cast<float>(p_lsb));
+  }
+  return RetryResult::DONE;
+}
+
+}  // namespace lps22
+}  // namespace esphome

esphome/components/lps22/lps22.h

@@ -0,0 +1,27 @@
+#pragma once
+
+#include "esphome/core/component.h"
+#include "esphome/components/sensor/sensor.h"
+#include "esphome/components/i2c/i2c.h"
+
+namespace esphome {
+namespace lps22 {
+
+class LPS22Component : public sensor::Sensor, public PollingComponent, public i2c::I2CDevice {
+ public:
+  void set_temperature_sensor(sensor::Sensor *temperature_sensor) { this->temperature_sensor_ = temperature_sensor; }
+  void set_pressure_sensor(sensor::Sensor *pressure_sensor) { this->pressure_sensor_ = pressure_sensor; }
+
+  void setup() override;
+  void update() override;
+  void dump_config() override;
+
+ protected:
+  sensor::Sensor *temperature_sensor_{nullptr};
+  sensor::Sensor *pressure_sensor_{nullptr};
+
+  RetryResult try_read_();
+};
+
+}  // namespace lps22
+}  // namespace esphome

esphome/components/lps22/sensor.py

@@ -0,0 +1,58 @@
+import esphome.codegen as cg
+import esphome.config_validation as cv
+from esphome.components import i2c, sensor
+from esphome.const import (
+    CONF_ID,
+    CONF_TEMPERATURE,
+    CONF_PRESSURE,
+    STATE_CLASS_MEASUREMENT,
+    UNIT_CELSIUS,
+    UNIT_HECTOPASCAL,
+    ICON_THERMOMETER,
+    DEVICE_CLASS_TEMPERATURE,
+    DEVICE_CLASS_PRESSURE,
+)
+
+CODEOWNERS = ["@nagisa"]
+DEPENDENCIES = ["i2c"]
+
+lps22 = cg.esphome_ns.namespace("lps22")
+
+LPS22Component = lps22.class_("LPS22Component", cg.PollingComponent, i2c.I2CDevice)
+
+CONFIG_SCHEMA = (
+    cv.Schema(
+        {
+            cv.GenerateID(): cv.declare_id(LPS22Component),
+            cv.Optional(CONF_TEMPERATURE): sensor.sensor_schema(
+                unit_of_measurement=UNIT_CELSIUS,
+                icon=ICON_THERMOMETER,
+                accuracy_decimals=2,
+                device_class=DEVICE_CLASS_TEMPERATURE,
+                state_class=STATE_CLASS_MEASUREMENT,
+            ),
+            cv.Optional(CONF_PRESSURE): sensor.sensor_schema(
+                unit_of_measurement=UNIT_HECTOPASCAL,
+                accuracy_decimals=2,
+                device_class=DEVICE_CLASS_PRESSURE,
+                state_class=STATE_CLASS_MEASUREMENT,
+            ),
+        }
+    )
+    .extend(cv.polling_component_schema("60s"))
+    .extend(i2c.i2c_device_schema(0x5D))  # can also be 0x5C
+)
+
+
+async def to_code(config):
+    var = cg.new_Pvariable(config[CONF_ID])
+    await cg.register_component(var, config)
+    await i2c.register_i2c_device(var, config)
+
+    if temperature_config := config.get(CONF_TEMPERATURE):
+        sens = await sensor.new_sensor(temperature_config)
+        cg.add(var.set_temperature_sensor(sens))
+
+    if pressure_config := config.get(CONF_PRESSURE):
+        sens = await sensor.new_sensor(pressure_config)
+        cg.add(var.set_pressure_sensor(sens))

esphome/components/mdns/__init__.py

@@ -1,5 +1,6 @@
 import esphome.codegen as cg
 from esphome.components.esp32 import add_idf_component
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_DISABLED,
@@ -8,6 +9,7 @@ from esphome.const import (
     CONF_PROTOCOL,
     CONF_SERVICE,
     CONF_SERVICES,
+    PlatformFramework,
 )
 from esphome.core import CORE, coroutine_with_priority
 
@@ -108,3 +110,21 @@ async def to_code(config):
         )
 
         cg.add(var.add_extra_service(exp))
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "mdns_esp32.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+        "mdns_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "mdns_host.cpp": {PlatformFramework.HOST_NATIVE},
+        "mdns_rp2040.cpp": {PlatformFramework.RP2040_ARDUINO},
+        "mdns_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+    }
+)

esphome/components/mqtt/__init__.py

@@ -5,6 +5,7 @@ from esphome.automation import Condition
 import esphome.codegen as cg
 from esphome.components import logger
 from esphome.components.esp32 import add_idf_sdkconfig_option
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_AVAILABILITY,
@@ -54,6 +55,7 @@ from esphome.const import (
     PLATFORM_BK72XX,
     PLATFORM_ESP32,
     PLATFORM_ESP8266,
+    PlatformFramework,
 )
 from esphome.core import CORE, coroutine_with_priority
 
@@ -596,3 +598,13 @@ async def mqtt_enable_to_code(config, action_id, template_arg, args):
 async def mqtt_disable_to_code(config, action_id, template_arg, args):
     paren = await cg.get_variable(config[CONF_ID])
     return cg.new_Pvariable(action_id, template_arg, paren)
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "mqtt_backend_esp32.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+    }
+)

esphome/components/mqtt/mqtt_client.cpp

@@ -57,14 +57,15 @@ void MQTTClientComponent::setup() {
   });
 #ifdef USE_LOGGER
   if (this->is_log_message_enabled() && logger::global_logger != nullptr) {
-    logger::global_logger->add_on_log_callback([this](int level, const char *tag, const char *message) {
-      if (level <= this->log_level_ && this->is_connected()) {
-        this->publish({.topic = this->log_message_.topic,
-                       .payload = message,
-                       .qos = this->log_message_.qos,
-                       .retain = this->log_message_.retain});
-      }
-    });
+    logger::global_logger->add_on_log_callback(
+        [this](int level, const char *tag, const char *message, size_t message_len) {
+          if (level <= this->log_level_ && this->is_connected()) {
+            this->publish({.topic = this->log_message_.topic,
+                           .payload = std::string(message, message_len),
+                           .qos = this->log_message_.qos,
+                           .retain = this->log_message_.retain});
+          }
+        });
   }
 #endif
 

esphome/components/nextion/__init__.py

@@ -1,5 +1,7 @@
 import esphome.codegen as cg
 from esphome.components import uart
+from esphome.config_helpers import filter_source_files_from_platform
+from esphome.const import PlatformFramework
 
 nextion_ns = cg.esphome_ns.namespace("nextion")
 Nextion = nextion_ns.class_("Nextion", cg.PollingComponent, uart.UARTDevice)
@@ -8,3 +10,17 @@ nextion_ref = Nextion.operator("ref")
 CONF_NEXTION_ID = "nextion_id"
 CONF_PUBLISH_STATE = "publish_state"
 CONF_SEND_TO_NEXTION = "send_to_nextion"
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "nextion_upload_arduino.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP8266_ARDUINO,
+            PlatformFramework.RP2040_ARDUINO,
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+        "nextion_upload_idf.cpp": {PlatformFramework.ESP32_IDF},
+    }
+)

esphome/components/nextion/base_component.py

@@ -11,6 +11,7 @@ CONF_AUTO_WAKE_ON_TOUCH = "auto_wake_on_touch"
 CONF_BACKGROUND_PRESSED_COLOR = "background_pressed_color"
 CONF_COMMAND_SPACING = "command_spacing"
 CONF_COMPONENT_NAME = "component_name"
+CONF_DUMP_DEVICE_INFO = "dump_device_info"
 CONF_EXIT_REPARSE_ON_START = "exit_reparse_on_start"
 CONF_FONT_ID = "font_id"
 CONF_FOREGROUND_PRESSED_COLOR = "foreground_pressed_color"

esphome/components/nextion/binary_sensor/nextion_binarysensor.cpp

@@ -44,7 +44,7 @@ void NextionBinarySensor::set_state(bool state, bool publish, bool send_to_nexti
     return;
 
   if (send_to_nextion) {
-    if (this->nextion_->is_sleeping() || !this->visible_) {
+    if (this->nextion_->is_sleeping() || !this->component_flags_.visible) {
       this->needs_to_send_update_ = true;
     } else {
       this->needs_to_send_update_ = false;

esphome/components/nextion/display.py

@@ -15,6 +15,7 @@ from . import Nextion, nextion_ns, nextion_ref
 from .base_component import (
     CONF_AUTO_WAKE_ON_TOUCH,
     CONF_COMMAND_SPACING,
+    CONF_DUMP_DEVICE_INFO,
     CONF_EXIT_REPARSE_ON_START,
     CONF_MAX_COMMANDS_PER_LOOP,
     CONF_MAX_QUEUE_SIZE,
@@ -57,6 +58,7 @@ CONFIG_SCHEMA = (
                 cv.positive_time_period_milliseconds,
                 cv.Range(max=TimePeriod(milliseconds=255)),
             ),
+            cv.Optional(CONF_DUMP_DEVICE_INFO, default=False): cv.boolean,
             cv.Optional(CONF_EXIT_REPARSE_ON_START, default=False): cv.boolean,
             cv.Optional(CONF_MAX_COMMANDS_PER_LOOP): cv.uint16_t,
             cv.Optional(CONF_MAX_QUEUE_SIZE): cv.positive_int,
@@ -95,7 +97,9 @@ CONFIG_SCHEMA = (
             cv.Optional(CONF_SKIP_CONNECTION_HANDSHAKE, default=False): cv.boolean,
             cv.Optional(CONF_START_UP_PAGE): cv.uint8_t,
             cv.Optional(CONF_TFT_URL): cv.url,
-            cv.Optional(CONF_TOUCH_SLEEP_TIMEOUT): cv.int_range(min=3, max=65535),
+            cv.Optional(CONF_TOUCH_SLEEP_TIMEOUT): cv.Any(
+                0, cv.int_range(min=3, max=65535)
+            ),
             cv.Optional(CONF_WAKE_UP_PAGE): cv.uint8_t,
         }
     )
@@ -172,9 +176,14 @@ async def to_code(config):
 
     cg.add(var.set_auto_wake_on_touch(config[CONF_AUTO_WAKE_ON_TOUCH]))
 
-    cg.add(var.set_exit_reparse_on_start(config[CONF_EXIT_REPARSE_ON_START]))
+    if config[CONF_DUMP_DEVICE_INFO]:
+        cg.add_define("USE_NEXTION_CONFIG_DUMP_DEVICE_INFO")
 
-    cg.add(var.set_skip_connection_handshake(config[CONF_SKIP_CONNECTION_HANDSHAKE]))
+    if config[CONF_EXIT_REPARSE_ON_START]:
+        cg.add_define("USE_NEXTION_CONFIG_EXIT_REPARSE_ON_START")
+
+    if config[CONF_SKIP_CONNECTION_HANDSHAKE]:
+        cg.add_define("USE_NEXTION_CONFIG_SKIP_CONNECTION_HANDSHAKE")
 
     if max_commands_per_loop := config.get(CONF_MAX_COMMANDS_PER_LOOP):
         cg.add_define("USE_NEXTION_MAX_COMMANDS_PER_LOOP")

esphome/components/nextion/nextion.cpp

@@ -13,14 +13,11 @@ void Nextion::setup() {
   this->is_setup_ = false;
   this->connection_state_.ignore_is_setup_ = true;
 
-  // Wake up the nextion
-  this->send_command_("bkcmd=0");
-  this->send_command_("sleep=0");
+  // Wake up the nextion and ensure clean communication state
+  this->send_command_("sleep=0");  // Exit sleep mode if sleeping
+  this->send_command_("bkcmd=0");  // Disable return data during init sequence
 
-  this->send_command_("bkcmd=0");
-  this->send_command_("sleep=0");
-
-  // Reboot it
+  // Reset device for clean state - critical for reliable communication
   this->send_command_("rest");
 
   this->connection_state_.ignore_is_setup_ = false;
@@ -51,24 +48,19 @@ bool Nextion::check_connect_() {
   if (this->connection_state_.is_connected_)
     return true;
 
-  // Check if the handshake should be skipped for the Nextion connection
-  if (this->skip_connection_handshake_) {
-    // Log the connection status without handshake
-    ESP_LOGW(TAG, "Connected (no handshake)");
-    // Set the connection status to true
-    this->connection_state_.is_connected_ = true;
-    // Return true indicating the connection is set
-    return true;
-  }
-
+#ifdef USE_NEXTION_CONFIG_SKIP_CONNECTION_HANDSHAKE
+  ESP_LOGW(TAG, "Connected (no handshake)");  // Log the connection status without handshake
+  this->is_connected_ = true;                 // Set the connection status to true
+  return true;                                // Return true indicating the connection is set
+#else                                         // USE_NEXTION_CONFIG_SKIP_CONNECTION_HANDSHAKE
   if (this->comok_sent_ == 0) {
     this->reset_(false);
 
     this->connection_state_.ignore_is_setup_ = true;
     this->send_command_("boguscommand=0");  // bogus command. needed sometimes after updating
-    if (this->exit_reparse_on_start_) {
-      this->send_command_("DRAKJHSUYDGBNCJHGJKSHBDN");
-    }
+#ifdef USE_NEXTION_CONFIG_EXIT_REPARSE_ON_START
+    this->send_command_("DRAKJHSUYDGBNCJHGJKSHBDN");
+#endif  // USE_NEXTION_CONFIG_EXIT_REPARSE_ON_START
     this->send_command_("connect");
 
     this->comok_sent_ = App.get_loop_component_start_time();
@@ -94,7 +86,7 @@ bool Nextion::check_connect_() {
     for (size_t i = 0; i < response.length(); i++) {
       ESP_LOGN(TAG, "resp: %s %d %d %c", response.c_str(), i, response[i], response[i]);
     }
-#endif
+#endif  // NEXTION_PROTOCOL_LOG
 
     ESP_LOGW(TAG, "Not connected");
     comok_sent_ = 0;
@@ -118,11 +110,19 @@ bool Nextion::check_connect_() {
   this->is_detected_ = (connect_info.size() == 7);
   if (this->is_detected_) {
     ESP_LOGN(TAG, "Connect info: %zu", connect_info.size());
-
+#ifdef USE_NEXTION_CONFIG_DUMP_DEVICE_INFO
     this->device_model_ = connect_info[2];
     this->firmware_version_ = connect_info[3];
     this->serial_number_ = connect_info[5];
     this->flash_size_ = connect_info[6];
+#else   // USE_NEXTION_CONFIG_DUMP_DEVICE_INFO
+    ESP_LOGI(TAG,
+             "  Device Model:   %s\n"
+             "  FW Version:     %s\n"
+             "  Serial Number:  %s\n"
+             "  Flash Size:     %s\n",
+             connect_info[2].c_str(), connect_info[3].c_str(), connect_info[5].c_str(), connect_info[6].c_str());
+#endif  // USE_NEXTION_CONFIG_DUMP_DEVICE_INFO
   } else {
     ESP_LOGE(TAG, "Bad connect value: '%s'", response.c_str());
   }
@@ -130,6 +130,7 @@ bool Nextion::check_connect_() {
   this->connection_state_.ignore_is_setup_ = false;
   this->dump_config();
   return true;
+#endif  // USE_NEXTION_CONFIG_SKIP_CONNECTION_HANDSHAKE
 }
 
 void Nextion::reset_(bool reset_nextion) {
@@ -144,29 +145,33 @@ void Nextion::reset_(bool reset_nextion) {
 
 void Nextion::dump_config() {
   ESP_LOGCONFIG(TAG, "Nextion:");
-  if (this->skip_connection_handshake_) {
-    ESP_LOGCONFIG(TAG, "  Skip handshake: %s", YESNO(this->skip_connection_handshake_));
-  } else {
-    ESP_LOGCONFIG(TAG,
-                  "  Device Model:   %s\n"
-                  "  FW Version:     %s\n"
-                  "  Serial Number:  %s\n"
-                  "  Flash Size:     %s",
-                  this->device_model_.c_str(), this->firmware_version_.c_str(), this->serial_number_.c_str(),
-                  this->flash_size_.c_str());
-  }
+
+#ifdef USE_NEXTION_CONFIG_SKIP_CONNECTION_HANDSHAKE
+  ESP_LOGCONFIG(TAG, "  Skip handshake: YES");
+#else  // USE_NEXTION_CONFIG_SKIP_CONNECTION_HANDSHAKE
   ESP_LOGCONFIG(TAG,
+#ifdef USE_NEXTION_CONFIG_DUMP_DEVICE_INFO
+                "  Device Model:   %s\n"
+                "  FW Version:     %s\n"
+                "  Serial Number:  %s\n"
+                "  Flash Size:     %s\n"
+#endif  // USE_NEXTION_CONFIG_DUMP_DEVICE_INFO
+#ifdef USE_NEXTION_CONFIG_EXIT_REPARSE_ON_START
+                "  Exit reparse:   YES\n"
+#endif  // USE_NEXTION_CONFIG_EXIT_REPARSE_ON_START
                 "  Wake On Touch:  %s\n"
-                "  Exit reparse:   %s",
-                YESNO(this->connection_state_.auto_wake_on_touch_), YESNO(this->exit_reparse_on_start_));
+                "  Touch Timeout:  %" PRIu16,
+#ifdef USE_NEXTION_CONFIG_DUMP_DEVICE_INFO
+                this->device_model_.c_str(), this->firmware_version_.c_str(), this->serial_number_.c_str(),
+                this->flash_size_.c_str(),
+#endif  // USE_NEXTION_CONFIG_DUMP_DEVICE_INFO
+                YESNO(this->connection_state_.auto_wake_on_touch_), this->touch_sleep_timeout_);
+#endif  // USE_NEXTION_CONFIG_SKIP_CONNECTION_HANDSHAKE
+
 #ifdef USE_NEXTION_MAX_COMMANDS_PER_LOOP
   ESP_LOGCONFIG(TAG, "  Max commands per loop: %u", this->max_commands_per_loop_);
 #endif  // USE_NEXTION_MAX_COMMANDS_PER_LOOP
 
-  if (this->touch_sleep_timeout_ != 0) {
-    ESP_LOGCONFIG(TAG, "  Touch Timeout:  %" PRIu16, this->touch_sleep_timeout_);
-  }
-
   if (this->wake_up_page_ != 255) {
     ESP_LOGCONFIG(TAG, "  Wake Up Page:   %u", this->wake_up_page_);
   }
@@ -314,6 +319,10 @@ void Nextion::loop() {
       this->set_wake_up_page(this->wake_up_page_);
     }
 
+    if (this->touch_sleep_timeout_ != 0) {
+      this->set_touch_sleep_timeout(this->touch_sleep_timeout_);
+    }
+
     this->connection_state_.ignore_is_setup_ = false;
   }
 

esphome/components/nextion/nextion.h

@@ -932,21 +932,6 @@ class Nextion : public NextionBase, public PollingComponent, public uart::UARTDe
    */
   void set_backlight_brightness(float brightness);
 
-  /**
-   * Sets whether the Nextion display should skip the connection handshake process.
-   * @param skip_handshake True or false. When skip_connection_handshake is true,
-   * the connection will be established without performing the handshake.
-   * This can be useful when using Nextion Simulator.
-   *
-   * Example:
-   * ```cpp
-   * it.set_skip_connection_handshake(true);
-   * ```
-   *
-   * When set to true, the display will be marked as connected without performing a handshake.
-   */
-  void set_skip_connection_handshake(bool skip_handshake) { this->skip_connection_handshake_ = skip_handshake; }
-
   /**
    * Sets Nextion mode between sleep and awake
    * @param True or false. Sleep=true to enter sleep mode or sleep=false to exit sleep mode.
@@ -1179,18 +1164,39 @@ class Nextion : public NextionBase, public PollingComponent, public uart::UARTDe
   void update_components_by_prefix(const std::string &prefix);
 
   /**
-   * Set the touch sleep timeout of the display.
-   * @param timeout Timeout in seconds.
+   * Set the touch sleep timeout of the display using the `thsp` command.
+   *
+   * Sets internal No-touch-then-sleep timer to specified value in seconds.
+   * Nextion will auto-enter sleep mode if and when this timer expires.
+   *
+   * @param touch_sleep_timeout Timeout in seconds.
+   *                           Range: 3 to 65535 seconds (minimum 3 seconds, maximum ~18 hours 12 minutes 15 seconds)
+   *                           Use 0 to disable touch sleep timeout.
+   *
+   * @note Once `thsp` is set, it will persist until reboot or reset. The Nextion device
+   *       needs to exit sleep mode to issue `thsp=0` to disable sleep on no touch.
+   *
+   * @note The display will only wake up by a restart or by setting up `thup` (auto wake on touch).
+   *       See set_auto_wake_on_touch() to configure wake behavior.
    *
    * Example:
    * ```cpp
+   * // Set 30 second touch timeout
    * it.set_touch_sleep_timeout(30);
+   *
+   * // Set maximum timeout (~18 hours)
+   * it.set_touch_sleep_timeout(65535);
+   *
+   * // Disable touch sleep timeout
+   * it.set_touch_sleep_timeout(0);
    * ```
    *
-   * After 30 seconds the display will go to sleep. Note: the display will only wakeup by a restart or by setting up
-   * `thup`.
+   * Related Nextion instruction: `thsp=<value>`
+   *
+   * @see set_auto_wake_on_touch() Configure automatic wake on touch
+   * @see sleep() Manually control sleep state
    */
-  void set_touch_sleep_timeout(uint16_t touch_sleep_timeout);
+  void set_touch_sleep_timeout(uint16_t touch_sleep_timeout = 0);
 
   /**
    * Sets which page Nextion loads when exiting sleep mode. Note this can be set even when Nextion is in sleep mode.
@@ -1236,20 +1242,6 @@ class Nextion : public NextionBase, public PollingComponent, public uart::UARTDe
    */
   void set_auto_wake_on_touch(bool auto_wake_on_touch);
 
-  /**
-   * Sets if Nextion should exit the active reparse mode before the "connect" command is sent
-   * @param exit_reparse_on_start True or false. When exit_reparse_on_start is true, the exit reparse command
-   * will be sent before requesting the connection from Nextion.
-   *
-   * Example:
-   * ```cpp
-   * it.set_exit_reparse_on_start(true);
-   * ```
-   *
-   * The display will be requested to leave active reparse mode before setup.
-   */
-  void set_exit_reparse_on_start(bool exit_reparse_on_start) { this->exit_reparse_on_start_ = exit_reparse_on_start; }
-
   /**
    * @brief Retrieves the number of commands pending in the Nextion command queue.
    *
@@ -1292,7 +1284,7 @@ class Nextion : public NextionBase, public PollingComponent, public uart::UARTDe
    * the Nextion display. A connection is considered established when:
    *
    * - The initial handshake with the display is completed successfully, or
-   * - The handshake is skipped via skip_connection_handshake_ flag
+   * - The handshake is skipped via USE_NEXTION_CONFIG_SKIP_CONNECTION_HANDSHAKE flag
    *
    * The connection status is particularly useful when:
    * - Troubleshooting communication issues
@@ -1358,8 +1350,7 @@ class Nextion : public NextionBase, public PollingComponent, public uart::UARTDe
 #ifdef USE_NEXTION_CONF_START_UP_PAGE
   uint8_t start_up_page_ = 255;
 #endif  // USE_NEXTION_CONF_START_UP_PAGE
-  bool exit_reparse_on_start_ = false;
-  bool skip_connection_handshake_ = false;
+  bool auto_wake_on_touch_ = true;
 
   /**
    * Manually send a raw command to the display and don't wait for an acknowledgement packet.
@@ -1466,10 +1457,12 @@ class Nextion : public NextionBase, public PollingComponent, public uart::UARTDe
   optional<nextion_writer_t> writer_;
   optional<float> brightness_;
 
+#ifdef USE_NEXTION_CONFIG_DUMP_DEVICE_INFO
   std::string device_model_;
   std::string firmware_version_;
   std::string serial_number_;
   std::string flash_size_;
+#endif  // USE_NEXTION_CONFIG_DUMP_DEVICE_INFO
 
   void remove_front_no_sensors_();
 

esphome/components/nextion/nextion_commands.cpp

@@ -15,14 +15,15 @@ void Nextion::set_wake_up_page(uint8_t wake_up_page) {
   this->add_no_result_to_queue_with_set_internal_("wake_up_page", "wup", wake_up_page, true);
 }
 
-void Nextion::set_touch_sleep_timeout(uint16_t touch_sleep_timeout) {
-  if (touch_sleep_timeout < 3) {
-    ESP_LOGD(TAG, "Sleep timeout out of bounds (3-65535)");
-    return;
+void Nextion::set_touch_sleep_timeout(const uint16_t touch_sleep_timeout) {
+  // Validate range: Nextion thsp command requires min 3, max 65535 seconds (0 disables)
+  if (touch_sleep_timeout != 0 && touch_sleep_timeout < 3) {
+    this->touch_sleep_timeout_ = 3;  // Auto-correct to minimum valid value
+  } else {
+    this->touch_sleep_timeout_ = touch_sleep_timeout;
   }
 
-  this->touch_sleep_timeout_ = touch_sleep_timeout;
-  this->add_no_result_to_queue_with_set_internal_("touch_sleep_timeout", "thsp", touch_sleep_timeout, true);
+  this->add_no_result_to_queue_with_set_internal_("touch_sleep_timeout", "thsp", this->touch_sleep_timeout_, true);
 }
 
 void Nextion::sleep(bool sleep) {

esphome/components/nextion/nextion_component.cpp

@@ -8,8 +8,8 @@ void NextionComponent::set_background_color(Color bco) {
     return;  // This is a variable. no need to set color
   }
   this->bco_ = bco;
-  this->bco_needs_update_ = true;
-  this->bco_is_set_ = true;
+  this->component_flags_.bco_needs_update = true;
+  this->component_flags_.bco_is_set = true;
   this->update_component_settings();
 }
 
@@ -19,8 +19,8 @@ void NextionComponent::set_background_pressed_color(Color bco2) {
   }
 
   this->bco2_ = bco2;
-  this->bco2_needs_update_ = true;
-  this->bco2_is_set_ = true;
+  this->component_flags_.bco2_needs_update = true;
+  this->component_flags_.bco2_is_set = true;
   this->update_component_settings();
 }
 
@@ -29,8 +29,8 @@ void NextionComponent::set_foreground_color(Color pco) {
     return;  // This is a variable. no need to set color
   }
   this->pco_ = pco;
-  this->pco_needs_update_ = true;
-  this->pco_is_set_ = true;
+  this->component_flags_.pco_needs_update = true;
+  this->component_flags_.pco_is_set = true;
   this->update_component_settings();
 }
 
@@ -39,8 +39,8 @@ void NextionComponent::set_foreground_pressed_color(Color pco2) {
     return;  // This is a variable. no need to set color
   }
   this->pco2_ = pco2;
-  this->pco2_needs_update_ = true;
-  this->pco2_is_set_ = true;
+  this->component_flags_.pco2_needs_update = true;
+  this->component_flags_.pco2_is_set = true;
   this->update_component_settings();
 }
 
@@ -49,8 +49,8 @@ void NextionComponent::set_font_id(uint8_t font_id) {
     return;  // This is a variable. no need to set color
   }
   this->font_id_ = font_id;
-  this->font_id_needs_update_ = true;
-  this->font_id_is_set_ = true;
+  this->component_flags_.font_id_needs_update = true;
+  this->component_flags_.font_id_is_set = true;
   this->update_component_settings();
 }
 
@@ -58,20 +58,20 @@ void NextionComponent::set_visible(bool visible) {
   if (this->variable_name_ == this->variable_name_to_send_) {
     return;  // This is a variable. no need to set color
   }
-  this->visible_ = visible;
-  this->visible_needs_update_ = true;
-  this->visible_is_set_ = true;
+  this->component_flags_.visible = visible;
+  this->component_flags_.visible_needs_update = true;
+  this->component_flags_.visible_is_set = true;
   this->update_component_settings();
 }
 
 void NextionComponent::update_component_settings(bool force_update) {
-  if (this->nextion_->is_sleeping() || !this->nextion_->is_setup() || !this->visible_is_set_ ||
-      (!this->visible_needs_update_ && !this->visible_)) {
+  if (this->nextion_->is_sleeping() || !this->nextion_->is_setup() || !this->component_flags_.visible_is_set ||
+      (!this->component_flags_.visible_needs_update && !this->component_flags_.visible)) {
     this->needs_to_send_update_ = true;
     return;
   }
 
-  if (this->visible_needs_update_ || (force_update && this->visible_is_set_)) {
+  if (this->component_flags_.visible_needs_update || (force_update && this->component_flags_.visible_is_set)) {
     std::string name_to_send = this->variable_name_;
 
     size_t pos = name_to_send.find_last_of('.');
@@ -79,9 +79,9 @@ void NextionComponent::update_component_settings(bool force_update) {
       name_to_send = name_to_send.substr(pos + 1);
     }
 
-    this->visible_needs_update_ = false;
+    this->component_flags_.visible_needs_update = false;
 
-    if (this->visible_) {
+    if (this->component_flags_.visible) {
       this->nextion_->show_component(name_to_send.c_str());
       this->send_state_to_nextion();
     } else {
@@ -90,26 +90,26 @@ void NextionComponent::update_component_settings(bool force_update) {
     }
   }
 
-  if (this->bco_needs_update_ || (force_update && this->bco2_is_set_)) {
+  if (this->component_flags_.bco_needs_update || (force_update && this->component_flags_.bco2_is_set)) {
     this->nextion_->set_component_background_color(this->variable_name_.c_str(), this->bco_);
-    this->bco_needs_update_ = false;
+    this->component_flags_.bco_needs_update = false;
   }
-  if (this->bco2_needs_update_ || (force_update && this->bco2_is_set_)) {
+  if (this->component_flags_.bco2_needs_update || (force_update && this->component_flags_.bco2_is_set)) {
     this->nextion_->set_component_pressed_background_color(this->variable_name_.c_str(), this->bco2_);
-    this->bco2_needs_update_ = false;
+    this->component_flags_.bco2_needs_update = false;
   }
-  if (this->pco_needs_update_ || (force_update && this->pco_is_set_)) {
+  if (this->component_flags_.pco_needs_update || (force_update && this->component_flags_.pco_is_set)) {
     this->nextion_->set_component_foreground_color(this->variable_name_.c_str(), this->pco_);
-    this->pco_needs_update_ = false;
+    this->component_flags_.pco_needs_update = false;
   }
-  if (this->pco2_needs_update_ || (force_update && this->pco2_is_set_)) {
+  if (this->component_flags_.pco2_needs_update || (force_update && this->component_flags_.pco2_is_set)) {
     this->nextion_->set_component_pressed_foreground_color(this->variable_name_.c_str(), this->pco2_);
-    this->pco2_needs_update_ = false;
+    this->component_flags_.pco2_needs_update = false;
   }
 
-  if (this->font_id_needs_update_ || (force_update && this->font_id_is_set_)) {
+  if (this->component_flags_.font_id_needs_update || (force_update && this->component_flags_.font_id_is_set)) {
     this->nextion_->set_component_font(this->variable_name_.c_str(), this->font_id_);
-    this->font_id_needs_update_ = false;
+    this->component_flags_.font_id_needs_update = false;
   }
 }
 }  // namespace nextion

esphome/components/nextion/nextion_component.h

@@ -21,29 +21,64 @@ class NextionComponent : public NextionComponentBase {
   void set_visible(bool visible);
 
  protected:
+  /**
+   * @brief Constructor initializes component state with visible=true (default state)
+   */
+  NextionComponent() {
+    component_flags_ = {};         // Zero-initialize all state
+    component_flags_.visible = 1;  // Set default visibility to true
+  }
+
   NextionBase *nextion_;
 
-  bool bco_needs_update_ = false;
-  bool bco_is_set_ = false;
-  Color bco_;
-  bool bco2_needs_update_ = false;
-  bool bco2_is_set_ = false;
-  Color bco2_;
-  bool pco_needs_update_ = false;
-  bool pco_is_set_ = false;
-  Color pco_;
-  bool pco2_needs_update_ = false;
-  bool pco2_is_set_ = false;
-  Color pco2_;
+  // Color and styling properties
+  Color bco_;   // Background color
+  Color bco2_;  // Pressed background color
+  Color pco_;   // Foreground color
+  Color pco2_;  // Pressed foreground color
   uint8_t font_id_ = 0;
-  bool font_id_needs_update_ = false;
-  bool font_id_is_set_ = false;
 
-  bool visible_ = true;
-  bool visible_needs_update_ = false;
-  bool visible_is_set_ = false;
+  /**
+   * @brief Component state management using compact bitfield structure
+   *
+   * Stores all component state flags and properties in a single 16-bit bitfield
+   * for efficient memory usage and improved cache locality.
+   *
+   * Each component property maintains two state flags:
+   * - needs_update: Indicates the property requires synchronization with the display
+   * - is_set: Tracks whether the property has been explicitly configured
+   *
+   * The visible field stores both the update flags and the actual visibility state.
+   */
+  struct ComponentState {
+    // Background color flags
+    uint16_t bco_needs_update : 1;
+    uint16_t bco_is_set : 1;
 
-  // void send_state_to_nextion() = 0;
+    // Pressed background color flags
+    uint16_t bco2_needs_update : 1;
+    uint16_t bco2_is_set : 1;
+
+    // Foreground color flags
+    uint16_t pco_needs_update : 1;
+    uint16_t pco_is_set : 1;
+
+    // Pressed foreground color flags
+    uint16_t pco2_needs_update : 1;
+    uint16_t pco2_is_set : 1;
+
+    // Font ID flags
+    uint16_t font_id_needs_update : 1;
+    uint16_t font_id_is_set : 1;
+
+    // Visibility flags
+    uint16_t visible_needs_update : 1;
+    uint16_t visible_is_set : 1;
+    uint16_t visible : 1;  // Actual visibility state
+
+    // Reserved bits for future expansion
+    uint16_t reserved : 3;
+  } component_flags_;
 };
 }  // namespace nextion
 }  // namespace esphome

esphome/components/nextion/sensor/nextion_sensor.cpp

@@ -53,7 +53,7 @@ void NextionSensor::set_state(float state, bool publish, bool send_to_nextion) {
 
   if (this->wave_chan_id_ == UINT8_MAX) {
     if (send_to_nextion) {
-      if (this->nextion_->is_sleeping() || !this->visible_) {
+      if (this->nextion_->is_sleeping() || !this->component_flags_.visible) {
         this->needs_to_send_update_ = true;
       } else {
         this->needs_to_send_update_ = false;

esphome/components/nextion/switch/nextion_switch.cpp

@@ -28,7 +28,7 @@ void NextionSwitch::set_state(bool state, bool publish, bool send_to_nextion) {
     return;
 
   if (send_to_nextion) {
-    if (this->nextion_->is_sleeping() || !this->visible_) {
+    if (this->nextion_->is_sleeping() || !this->component_flags_.visible) {
       this->needs_to_send_update_ = true;
     } else {
       this->needs_to_send_update_ = false;

esphome/components/nextion/text_sensor/nextion_textsensor.cpp

@@ -26,7 +26,7 @@ void NextionTextSensor::set_state(const std::string &state, bool publish, bool s
     return;
 
   if (send_to_nextion) {
-    if (this->nextion_->is_sleeping() || !this->visible_) {
+    if (this->nextion_->is_sleeping() || !this->component_flags_.visible) {
       this->needs_to_send_update_ = true;
     } else {
       this->nextion_->add_no_result_to_queue_with_set(this, state);

esphome/components/nfc/nfc.cpp

@@ -1,5 +1,6 @@
 #include "nfc.h"
 #include <cstdio>
+#include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
 
 namespace esphome {
@@ -7,29 +8,9 @@ namespace nfc {
 
 static const char *const TAG = "nfc";
 
-std::string format_uid(std::vector<uint8_t> &uid) {
-  char buf[(uid.size() * 2) + uid.size() - 1];
-  int offset = 0;
-  for (size_t i = 0; i < uid.size(); i++) {
-    const char *format = "%02X";
-    if (i + 1 < uid.size())
-      format = "%02X-";
-    offset += sprintf(buf + offset, format, uid[i]);
-  }
-  return std::string(buf);
-}
+std::string format_uid(const std::vector<uint8_t> &uid) { return format_hex_pretty(uid, '-', false); }
 
-std::string format_bytes(std::vector<uint8_t> &bytes) {
-  char buf[(bytes.size() * 2) + bytes.size() - 1];
-  int offset = 0;
-  for (size_t i = 0; i < bytes.size(); i++) {
-    const char *format = "%02X";
-    if (i + 1 < bytes.size())
-      format = "%02X ";
-    offset += sprintf(buf + offset, format, bytes[i]);
-  }
-  return std::string(buf);
-}
+std::string format_bytes(const std::vector<uint8_t> &bytes) { return format_hex_pretty(bytes, ' ', false); }
 
 uint8_t guess_tag_type(uint8_t uid_length) {
   if (uid_length == 4) {

esphome/components/nfc/nfc.h

@@ -2,8 +2,8 @@
 
 #include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
-#include "ndef_record.h"
 #include "ndef_message.h"
+#include "ndef_record.h"
 #include "nfc_tag.h"
 
 #include <vector>
@@ -53,8 +53,8 @@ static const uint8_t DEFAULT_KEY[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
 static const uint8_t NDEF_KEY[6] = {0xD3, 0xF7, 0xD3, 0xF7, 0xD3, 0xF7};
 static const uint8_t MAD_KEY[6] = {0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5};
 
-std::string format_uid(std::vector<uint8_t> &uid);
-std::string format_bytes(std::vector<uint8_t> &bytes);
+std::string format_uid(const std::vector<uint8_t> &uid);
+std::string format_bytes(const std::vector<uint8_t> &bytes);
 
 uint8_t guess_tag_type(uint8_t uid_length);
 uint8_t get_mifare_classic_ndef_start_index(std::vector<uint8_t> &data);

esphome/components/ota/__init__.py

@@ -1,5 +1,6 @@
 from esphome import automation
 import esphome.codegen as cg
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_ESPHOME,
@@ -7,6 +8,7 @@ from esphome.const import (
     CONF_OTA,
     CONF_PLATFORM,
     CONF_TRIGGER_ID,
+    PlatformFramework,
 )
 from esphome.core import CORE, coroutine_with_priority
 
@@ -120,3 +122,18 @@ async def ota_to_code(var, config):
         use_state_callback = True
     if use_state_callback:
         cg.add_define("USE_OTA_STATE_CALLBACK")
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "ota_backend_arduino_esp32.cpp": {PlatformFramework.ESP32_ARDUINO},
+        "ota_backend_esp_idf.cpp": {PlatformFramework.ESP32_IDF},
+        "ota_backend_arduino_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "ota_backend_arduino_rp2040.cpp": {PlatformFramework.RP2040_ARDUINO},
+        "ota_backend_arduino_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+    }
+)

esphome/components/remote_receiver/__init__.py

@@ -1,6 +1,7 @@
 from esphome import pins
 import esphome.codegen as cg
 from esphome.components import esp32, esp32_rmt, remote_base
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_BUFFER_SIZE,
@@ -15,6 +16,7 @@ from esphome.const import (
     CONF_TYPE,
     CONF_USE_DMA,
     CONF_VALUE,
+    PlatformFramework,
 )
 from esphome.core import CORE, TimePeriod
 
@@ -170,3 +172,19 @@ async def to_code(config):
     cg.add(var.set_buffer_size(config[CONF_BUFFER_SIZE]))
     cg.add(var.set_filter_us(config[CONF_FILTER]))
     cg.add(var.set_idle_us(config[CONF_IDLE]))
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "remote_receiver_esp32.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+        "remote_receiver_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "remote_receiver_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+    }
+)

esphome/components/remote_transmitter/__init__.py

@@ -1,6 +1,7 @@
 from esphome import automation, pins
 import esphome.codegen as cg
 from esphome.components import esp32, esp32_rmt, remote_base
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_CARRIER_DUTY_PERCENT,
@@ -12,6 +13,7 @@ from esphome.const import (
     CONF_PIN,
     CONF_RMT_SYMBOLS,
     CONF_USE_DMA,
+    PlatformFramework,
 )
 from esphome.core import CORE
 
@@ -95,3 +97,19 @@ async def to_code(config):
         await automation.build_automation(
             var.get_complete_trigger(), [], on_complete_config
         )
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "remote_transmitter_esp32.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+        "remote_transmitter_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "remote_transmitter_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+    }
+)

esphome/components/rp2040/helpers.cpp

@@ -0,0 +1,55 @@
+#include "esphome/core/helpers.h"
+#include "esphome/core/defines.h"
+
+#ifdef USE_RP2040
+
+#include "esphome/core/hal.h"
+
+#if defined(USE_WIFI)
+#include <WiFi.h>
+#endif
+#include <hardware/structs/rosc.h>
+#include <hardware/sync.h>
+
+namespace esphome {
+
+uint32_t random_uint32() {
+  uint32_t result = 0;
+  for (uint8_t i = 0; i < 32; i++) {
+    result <<= 1;
+    result |= rosc_hw->randombit;
+  }
+  return result;
+}
+
+bool random_bytes(uint8_t *data, size_t len) {
+  while (len-- != 0) {
+    uint8_t result = 0;
+    for (uint8_t i = 0; i < 8; i++) {
+      result <<= 1;
+      result |= rosc_hw->randombit;
+    }
+    *data++ = result;
+  }
+  return true;
+}
+
+// RP2040 doesn't have mutexes, but that shouldn't be an issue as it's single-core and non-preemptive OS.
+Mutex::Mutex() {}
+Mutex::~Mutex() {}
+void Mutex::lock() {}
+bool Mutex::try_lock() { return true; }
+void Mutex::unlock() {}
+
+IRAM_ATTR InterruptLock::InterruptLock() { state_ = save_and_disable_interrupts(); }
+IRAM_ATTR InterruptLock::~InterruptLock() { restore_interrupts(state_); }
+
+void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
+#ifdef USE_WIFI
+  WiFi.macAddress(mac);
+#endif
+}
+
+}  // namespace esphome
+
+#endif  // USE_RP2040

esphome/components/sensor/filter.cpp

@@ -118,7 +118,7 @@ optional<float> QuantileFilter::new_value(float value) {
       size_t queue_size = quantile_queue.size();
       if (queue_size) {
         size_t position = ceilf(queue_size * this->quantile_) - 1;
-        ESP_LOGVV(TAG, "QuantileFilter(%p)::position: %d/%d", this, position + 1, queue_size);
+        ESP_LOGVV(TAG, "QuantileFilter(%p)::position: %zu/%zu", this, position + 1, queue_size);
         result = quantile_queue[position];
       }
     }

esphome/components/socket/__init__.py

@@ -1,5 +1,6 @@
 import esphome.codegen as cg
 import esphome.config_validation as cv
+from esphome.core import CORE
 
 CODEOWNERS = ["@esphome/core"]
 
@@ -40,3 +41,18 @@ async def to_code(config):
     elif impl == IMPLEMENTATION_BSD_SOCKETS:
         cg.add_define("USE_SOCKET_IMPL_BSD_SOCKETS")
         cg.add_define("USE_SOCKET_SELECT_SUPPORT")
+
+
+def FILTER_SOURCE_FILES() -> list[str]:
+    """Return list of socket implementation files that aren't selected by the user."""
+    impl = CORE.config["socket"][CONF_IMPLEMENTATION]
+
+    # Build list of files to exclude based on selected implementation
+    excluded = []
+    if impl != IMPLEMENTATION_LWIP_TCP:
+        excluded.append("lwip_raw_tcp_impl.cpp")
+    if impl != IMPLEMENTATION_BSD_SOCKETS:
+        excluded.append("bsd_sockets_impl.cpp")
+    if impl != IMPLEMENTATION_LWIP_SOCKETS:
+        excluded.append("lwip_sockets_impl.cpp")
+    return excluded

esphome/components/spi/__init__.py

@@ -13,6 +13,7 @@ from esphome.components.esp32.const import (
     VARIANT_ESP32S2,
     VARIANT_ESP32S3,
 )
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_CLK_PIN,
@@ -31,6 +32,7 @@ from esphome.const import (
     PLATFORM_ESP32,
     PLATFORM_ESP8266,
     PLATFORM_RP2040,
+    PlatformFramework,
 )
 from esphome.core import CORE, coroutine_with_priority
 import esphome.final_validate as fv
@@ -423,3 +425,18 @@ def final_validate_device_schema(name: str, *, require_mosi: bool, require_miso:
         {cv.Required(CONF_SPI_ID): fv.id_declaration_match_schema(hub_schema)},
         extra=cv.ALLOW_EXTRA,
     )
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "spi_arduino.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP8266_ARDUINO,
+            PlatformFramework.RP2040_ARDUINO,
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+        "spi_esp_idf.cpp": {PlatformFramework.ESP32_IDF},
+    }
+)

esphome/components/ssd1306_base/ssd1306_base.cpp

@@ -224,7 +224,7 @@ bool SSD1306::is_sh1106_() const {
 }
 bool SSD1306::is_sh1107_() const { return this->model_ == SH1107_MODEL_128_64 || this->model_ == SH1107_MODEL_128_128; }
 bool SSD1306::is_ssd1305_() const {
-  return this->model_ == SSD1305_MODEL_128_64 || this->model_ == SSD1305_MODEL_128_64;
+  return this->model_ == SSD1305_MODEL_128_64 || this->model_ == SSD1305_MODEL_128_32;
 }
 void SSD1306::update() {
   this->do_update_();

esphome/components/syslog/esphome_syslog.cpp

@@ -21,10 +21,12 @@ constexpr int LOG_LEVEL_TO_SYSLOG_SEVERITY[] = {
 
 void Syslog::setup() {
   logger::global_logger->add_on_log_callback(
-      [this](int level, const char *tag, const char *message) { this->log_(level, tag, message); });
+      [this](int level, const char *tag, const char *message, size_t message_len) {
+        this->log_(level, tag, message, message_len);
+      });
 }
 
-void Syslog::log_(const int level, const char *tag, const char *message) const {
+void Syslog::log_(const int level, const char *tag, const char *message, size_t message_len) const {
   if (level > this->log_level_)
     return;
   // Syslog PRI calculation: facility * 8 + severity
@@ -34,7 +36,7 @@ void Syslog::log_(const int level, const char *tag, const char *message) const {
   }
   int pri = this->facility_ * 8 + severity;
   auto timestamp = this->time_->now().strftime("%b %d %H:%M:%S");
-  unsigned len = strlen(message);
+  size_t len = message_len;
   // remove color formatting
   if (this->strip_ && message[0] == 0x1B && len > 11) {
     message += 7;

esphome/components/syslog/esphome_syslog.h

@@ -17,7 +17,7 @@ class Syslog : public Component, public Parented<udp::UDPComponent> {
 
  protected:
   int log_level_;
-  void log_(int level, const char *tag, const char *message) const;
+  void log_(int level, const char *tag, const char *message, size_t message_len) const;
   time::RealTimeClock *time_;
   bool strip_{true};
   int facility_{16};

esphome/components/uart/__init__.py

@@ -2,6 +2,7 @@ import re
 
 from esphome import automation, pins
 import esphome.codegen as cg
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_AFTER,
@@ -27,6 +28,7 @@ from esphome.const import (
     CONF_TX_PIN,
     CONF_UART_ID,
     PLATFORM_HOST,
+    PlatformFramework,
 )
 from esphome.core import CORE
 import esphome.final_validate as fv
@@ -438,3 +440,19 @@ async def uart_write_to_code(config, action_id, template_arg, args):
     else:
         cg.add(var.set_data_static(data))
     return var
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "uart_component_esp32_arduino.cpp": {PlatformFramework.ESP32_ARDUINO},
+        "uart_component_esp_idf.cpp": {PlatformFramework.ESP32_IDF},
+        "uart_component_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "uart_component_host.cpp": {PlatformFramework.HOST_NATIVE},
+        "uart_component_rp2040.cpp": {PlatformFramework.RP2040_ARDUINO},
+        "uart_component_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+    }
+)

esphome/components/waveshare_epaper/waveshare_epaper.cpp

@@ -3132,7 +3132,7 @@ void HOT GDEY0583T81::display() {
   } else {
     // Partial out (PTOUT), makes the display exit partial mode
     this->command(0x92);
-    ESP_LOGD(TAG, "Partial update done, next full update after %d cycles",
+    ESP_LOGD(TAG, "Partial update done, next full update after %" PRIu32 " cycles",
              this->full_update_every_ - this->at_update_ - 1);
   }
 

esphome/components/web_server/web_server.cpp

@@ -287,7 +287,8 @@ void WebServer::setup() {
   if (logger::global_logger != nullptr && this->expose_log_) {
     logger::global_logger->add_on_log_callback(
         // logs are not deferred, the memory overhead would be too large
-        [this](int level, const char *tag, const char *message) {
+        [this](int level, const char *tag, const char *message, size_t message_len) {
+          (void) message_len;
           this->events_.try_send_nodefer(message, "log", millis());
         });
   }

esphome/components/wifi/__init__.py

@@ -3,6 +3,7 @@ from esphome.automation import Condition
 import esphome.codegen as cg
 from esphome.components.esp32 import add_idf_sdkconfig_option, const, get_esp32_variant
 from esphome.components.network import IPAddress
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_AP,
@@ -39,6 +40,7 @@ from esphome.const import (
     CONF_TTLS_PHASE_2,
     CONF_USE_ADDRESS,
     CONF_USERNAME,
+    PlatformFramework,
 )
 from esphome.core import CORE, HexInt, coroutine_with_priority
 import esphome.final_validate as fv
@@ -526,3 +528,18 @@ async def wifi_set_sta_to_code(config, action_id, template_arg, args):
         await automation.build_automation(var.get_error_trigger(), [], on_error_config)
     await cg.register_component(var, config)
     return var
+
+
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "wifi_component_esp32_arduino.cpp": {PlatformFramework.ESP32_ARDUINO},
+        "wifi_component_esp_idf.cpp": {PlatformFramework.ESP32_IDF},
+        "wifi_component_esp8266.cpp": {PlatformFramework.ESP8266_ARDUINO},
+        "wifi_component_libretiny.cpp": {
+            PlatformFramework.BK72XX_ARDUINO,
+            PlatformFramework.RTL87XX_ARDUINO,
+            PlatformFramework.LN882X_ARDUINO,
+        },
+        "wifi_component_pico_w.cpp": {PlatformFramework.RP2040_ARDUINO},
+    }
+)

esphome/config_helpers.py

@@ -1,4 +1,20 @@
-from esphome.const import CONF_ID
+from collections.abc import Callable
+
+from esphome.const import (
+    CONF_ID,
+    CONF_LEVEL,
+    CONF_LOGGER,
+    KEY_CORE,
+    KEY_TARGET_FRAMEWORK,
+    KEY_TARGET_PLATFORM,
+    PlatformFramework,
+)
+from esphome.core import CORE
+
+# Pre-build lookup map from (platform, framework) tuples to PlatformFramework enum
+_PLATFORM_FRAMEWORK_LOOKUP = {
+    (pf.value[0].value, pf.value[1].value): pf for pf in PlatformFramework
+}
 
 
 class Extend:
@@ -103,3 +119,60 @@ def merge_config(full_old, full_new):
         return new
 
     return merge(full_old, full_new)
+
+
+def filter_source_files_from_platform(
+    files_map: dict[str, set[PlatformFramework]],
+) -> Callable[[], list[str]]:
+    """Helper to build a FILTER_SOURCE_FILES function from platform mapping.
+
+    Args:
+        files_map: Dict mapping filename to set of PlatformFramework enums
+                  that should compile this file
+
+    Returns:
+        Function that returns list of files to exclude for current platform
+    """
+
+    def filter_source_files() -> list[str]:
+        # Get current platform/framework
+        core_data = CORE.data.get(KEY_CORE, {})
+        target_platform = core_data.get(KEY_TARGET_PLATFORM)
+        target_framework = core_data.get(KEY_TARGET_FRAMEWORK)
+
+        if not target_platform or not target_framework:
+            return []
+
+        # Direct lookup of current PlatformFramework
+        current_platform_framework = _PLATFORM_FRAMEWORK_LOOKUP.get(
+            (target_platform, target_framework)
+        )
+
+        if not current_platform_framework:
+            return []
+
+        # Return files that should be excluded for current platform
+        return [
+            filename
+            for filename, platforms in files_map.items()
+            if current_platform_framework not in platforms
+        ]
+
+    return filter_source_files
+
+
+def get_logger_level() -> str:
+    """Get the configured logger level.
+
+    This is used by components to determine what logging features to include
+    based on the configured log level.
+
+    Returns:
+        The configured logger level string, defaults to "DEBUG" if not configured
+    """
+    # Check if logger config exists
+    if CONF_LOGGER not in CORE.config:
+        return "DEBUG"
+
+    logger_config = CORE.config[CONF_LOGGER]
+    return logger_config.get(CONF_LEVEL, "DEBUG")

esphome/const.py

@@ -1,20 +1,65 @@
 """Constants used by esphome."""
 
-__version__ = "2025.7.0-dev"
+from enum import Enum
+
+from esphome.enum import StrEnum
+
+__version__ = "2025.7.0b1"
 
 ALLOWED_NAME_CHARS = "abcdefghijklmnopqrstuvwxyz0123456789-_"
 VALID_SUBSTITUTIONS_CHARACTERS = (
     "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_"
 )
 
-PLATFORM_BK72XX = "bk72xx"
-PLATFORM_ESP32 = "esp32"
-PLATFORM_ESP8266 = "esp8266"
-PLATFORM_HOST = "host"
-PLATFORM_LIBRETINY_OLDSTYLE = "libretiny"
-PLATFORM_LN882X = "ln882x"
-PLATFORM_RP2040 = "rp2040"
-PLATFORM_RTL87XX = "rtl87xx"
+
+class Platform(StrEnum):
+    """Platform identifiers for ESPHome."""
+
+    BK72XX = "bk72xx"
+    ESP32 = "esp32"
+    ESP8266 = "esp8266"
+    HOST = "host"
+    LIBRETINY_OLDSTYLE = "libretiny"
+    LN882X = "ln882x"
+    RP2040 = "rp2040"
+    RTL87XX = "rtl87xx"
+
+
+class Framework(StrEnum):
+    """Framework identifiers for ESPHome."""
+
+    ARDUINO = "arduino"
+    ESP_IDF = "esp-idf"
+    NATIVE = "host"
+
+
+class PlatformFramework(Enum):
+    """Combined platform-framework identifiers with tuple values."""
+
+    # ESP32 variants
+    ESP32_ARDUINO = (Platform.ESP32, Framework.ARDUINO)
+    ESP32_IDF = (Platform.ESP32, Framework.ESP_IDF)
+
+    # Arduino framework platforms
+    ESP8266_ARDUINO = (Platform.ESP8266, Framework.ARDUINO)
+    RP2040_ARDUINO = (Platform.RP2040, Framework.ARDUINO)
+    BK72XX_ARDUINO = (Platform.BK72XX, Framework.ARDUINO)
+    RTL87XX_ARDUINO = (Platform.RTL87XX, Framework.ARDUINO)
+    LN882X_ARDUINO = (Platform.LN882X, Framework.ARDUINO)
+
+    # Host platform (native)
+    HOST_NATIVE = (Platform.HOST, Framework.NATIVE)
+
+
+# Maintain backward compatibility by reassigning after enum definition
+PLATFORM_BK72XX = Platform.BK72XX
+PLATFORM_ESP32 = Platform.ESP32
+PLATFORM_ESP8266 = Platform.ESP8266
+PLATFORM_HOST = Platform.HOST
+PLATFORM_LIBRETINY_OLDSTYLE = Platform.LIBRETINY_OLDSTYLE
+PLATFORM_LN882X = Platform.LN882X
+PLATFORM_RP2040 = Platform.RP2040
+PLATFORM_RTL87XX = Platform.RTL87XX
 
 
 SOURCE_FILE_EXTENSIONS = {".cpp", ".hpp", ".h", ".c", ".tcc", ".ino"}

esphome/core/application.h

@@ -368,6 +368,17 @@ class Application {
 
   uint8_t get_app_state() const { return this->app_state_; }
 
+// Helper macro for entity getter method declarations - reduces code duplication
+// When USE_DEVICE_ID is enabled in the future, this can be conditionally compiled to add device_id parameter
+#define GET_ENTITY_METHOD(entity_type, entity_name, entities_member) \
+  entity_type *get_##entity_name##_by_key(uint32_t key, bool include_internal = false) { \
+    for (auto *obj : this->entities_member##_) { \
+      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal())) \
+        return obj; \
+    } \
+    return nullptr; \
+  }
+
 #ifdef USE_DEVICES
   const std::vector<Device *> &get_devices() { return this->devices_; }
 #endif
@@ -376,218 +387,92 @@ class Application {
 #endif
 #ifdef USE_BINARY_SENSOR
   const std::vector<binary_sensor::BinarySensor *> &get_binary_sensors() { return this->binary_sensors_; }
-  binary_sensor::BinarySensor *get_binary_sensor_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->binary_sensors_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(binary_sensor::BinarySensor, binary_sensor, binary_sensors)
 #endif
 #ifdef USE_SWITCH
   const std::vector<switch_::Switch *> &get_switches() { return this->switches_; }
-  switch_::Switch *get_switch_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->switches_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(switch_::Switch, switch, switches)
 #endif
 #ifdef USE_BUTTON
   const std::vector<button::Button *> &get_buttons() { return this->buttons_; }
-  button::Button *get_button_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->buttons_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(button::Button, button, buttons)
 #endif
 #ifdef USE_SENSOR
   const std::vector<sensor::Sensor *> &get_sensors() { return this->sensors_; }
-  sensor::Sensor *get_sensor_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->sensors_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(sensor::Sensor, sensor, sensors)
 #endif
 #ifdef USE_TEXT_SENSOR
   const std::vector<text_sensor::TextSensor *> &get_text_sensors() { return this->text_sensors_; }
-  text_sensor::TextSensor *get_text_sensor_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->text_sensors_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(text_sensor::TextSensor, text_sensor, text_sensors)
 #endif
 #ifdef USE_FAN
   const std::vector<fan::Fan *> &get_fans() { return this->fans_; }
-  fan::Fan *get_fan_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->fans_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(fan::Fan, fan, fans)
 #endif
 #ifdef USE_COVER
   const std::vector<cover::Cover *> &get_covers() { return this->covers_; }
-  cover::Cover *get_cover_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->covers_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(cover::Cover, cover, covers)
 #endif
 #ifdef USE_LIGHT
   const std::vector<light::LightState *> &get_lights() { return this->lights_; }
-  light::LightState *get_light_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->lights_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(light::LightState, light, lights)
 #endif
 #ifdef USE_CLIMATE
   const std::vector<climate::Climate *> &get_climates() { return this->climates_; }
-  climate::Climate *get_climate_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->climates_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(climate::Climate, climate, climates)
 #endif
 #ifdef USE_NUMBER
   const std::vector<number::Number *> &get_numbers() { return this->numbers_; }
-  number::Number *get_number_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->numbers_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(number::Number, number, numbers)
 #endif
 #ifdef USE_DATETIME_DATE
   const std::vector<datetime::DateEntity *> &get_dates() { return this->dates_; }
-  datetime::DateEntity *get_date_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->dates_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(datetime::DateEntity, date, dates)
 #endif
 #ifdef USE_DATETIME_TIME
   const std::vector<datetime::TimeEntity *> &get_times() { return this->times_; }
-  datetime::TimeEntity *get_time_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->times_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(datetime::TimeEntity, time, times)
 #endif
 #ifdef USE_DATETIME_DATETIME
   const std::vector<datetime::DateTimeEntity *> &get_datetimes() { return this->datetimes_; }
-  datetime::DateTimeEntity *get_datetime_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->datetimes_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(datetime::DateTimeEntity, datetime, datetimes)
 #endif
 #ifdef USE_TEXT
   const std::vector<text::Text *> &get_texts() { return this->texts_; }
-  text::Text *get_text_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->texts_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(text::Text, text, texts)
 #endif
 #ifdef USE_SELECT
   const std::vector<select::Select *> &get_selects() { return this->selects_; }
-  select::Select *get_select_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->selects_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(select::Select, select, selects)
 #endif
 #ifdef USE_LOCK
   const std::vector<lock::Lock *> &get_locks() { return this->locks_; }
-  lock::Lock *get_lock_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->locks_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(lock::Lock, lock, locks)
 #endif
 #ifdef USE_VALVE
   const std::vector<valve::Valve *> &get_valves() { return this->valves_; }
-  valve::Valve *get_valve_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->valves_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(valve::Valve, valve, valves)
 #endif
 #ifdef USE_MEDIA_PLAYER
   const std::vector<media_player::MediaPlayer *> &get_media_players() { return this->media_players_; }
-  media_player::MediaPlayer *get_media_player_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->media_players_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(media_player::MediaPlayer, media_player, media_players)
 #endif
 
 #ifdef USE_ALARM_CONTROL_PANEL
   const std::vector<alarm_control_panel::AlarmControlPanel *> &get_alarm_control_panels() {
     return this->alarm_control_panels_;
   }
-  alarm_control_panel::AlarmControlPanel *get_alarm_control_panel_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->alarm_control_panels_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(alarm_control_panel::AlarmControlPanel, alarm_control_panel, alarm_control_panels)
 #endif
 
 #ifdef USE_EVENT
   const std::vector<event::Event *> &get_events() { return this->events_; }
-  event::Event *get_event_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->events_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(event::Event, event, events)
 #endif
 
 #ifdef USE_UPDATE
   const std::vector<update::UpdateEntity *> &get_updates() { return this->updates_; }
-  update::UpdateEntity *get_update_by_key(uint32_t key, bool include_internal = false) {
-    for (auto *obj : this->updates_) {
-      if (obj->get_object_id_hash() == key && (include_internal || !obj->is_internal()))
-        return obj;
-    }
-    return nullptr;
-  }
+  GET_ENTITY_METHOD(update::UpdateEntity, update, updates)
 #endif
 
   Scheduler scheduler;

esphome/core/component.cpp

@@ -26,17 +26,17 @@ static const char *const TAG = "component";
 // 1. Components are never destroyed in ESPHome
 // 2. Failed components remain failed (no recovery mechanism)
 // 3. Memory usage is minimal (only failures with custom messages are stored)
-static std::unique_ptr<std::vector<std::pair<const Component *, const char *>>> &get_component_error_messages() {
-  static std::unique_ptr<std::vector<std::pair<const Component *, const char *>>> instance;
-  return instance;
-}
 
+// Using namespace-scope static to avoid guard variables (saves 16 bytes total)
+// This is safe because ESPHome is single-threaded during initialization
+namespace {
+// Error messages for failed components
+// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
+std::unique_ptr<std::vector<std::pair<const Component *, const char *>>> component_error_messages;
 // Setup priority overrides - freed after setup completes
-// Typically < 5 entries, lazy allocated
-static std::unique_ptr<std::vector<std::pair<const Component *, float>>> &get_setup_priority_overrides() {
-  static std::unique_ptr<std::vector<std::pair<const Component *, float>>> instance;
-  return instance;
-}
+// NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
+std::unique_ptr<std::vector<std::pair<const Component *, float>>> setup_priority_overrides;
+}  // namespace
 
 namespace setup_priority {
 
@@ -130,8 +130,8 @@ void Component::call_dump_config() {
   if (this->is_failed()) {
     // Look up error message from global vector
     const char *error_msg = "unspecified";
-    if (get_component_error_messages()) {
-      for (const auto &pair : *get_component_error_messages()) {
+    if (component_error_messages) {
+      for (const auto &pair : *component_error_messages) {
         if (pair.first == this) {
           error_msg = pair.second;
           break;
@@ -285,18 +285,18 @@ void Component::status_set_error(const char *message) {
   ESP_LOGE(TAG, "Component %s set Error flag: %s", this->get_component_source(), message);
   if (strcmp(message, "unspecified") != 0) {
     // Lazy allocate the error messages vector if needed
-    if (!get_component_error_messages()) {
-      get_component_error_messages() = std::make_unique<std::vector<std::pair<const Component *, const char *>>>();
+    if (!component_error_messages) {
+      component_error_messages = std::make_unique<std::vector<std::pair<const Component *, const char *>>>();
     }
     // Check if this component already has an error message
-    for (auto &pair : *get_component_error_messages()) {
+    for (auto &pair : *component_error_messages) {
       if (pair.first == this) {
         pair.second = message;
         return;
       }
     }
     // Add new error message
-    get_component_error_messages()->emplace_back(this, message);
+    component_error_messages->emplace_back(this, message);
   }
 }
 void Component::status_clear_warning() {
@@ -322,9 +322,9 @@ void Component::status_momentary_error(const std::string &name, uint32_t length)
 void Component::dump_config() {}
 float Component::get_actual_setup_priority() const {
   // Check if there's an override in the global vector
-  if (get_setup_priority_overrides()) {
+  if (setup_priority_overrides) {
     // Linear search is fine for small n (typically < 5 overrides)
-    for (const auto &pair : *get_setup_priority_overrides()) {
+    for (const auto &pair : *setup_priority_overrides) {
       if (pair.first == this) {
         return pair.second;
       }
@@ -334,14 +334,14 @@ float Component::get_actual_setup_priority() const {
 }
 void Component::set_setup_priority(float priority) {
   // Lazy allocate the vector if needed
-  if (!get_setup_priority_overrides()) {
-    get_setup_priority_overrides() = std::make_unique<std::vector<std::pair<const Component *, float>>>();
+  if (!setup_priority_overrides) {
+    setup_priority_overrides = std::make_unique<std::vector<std::pair<const Component *, float>>>();
     // Reserve some space to avoid reallocations (most configs have < 10 overrides)
-    get_setup_priority_overrides()->reserve(10);
+    setup_priority_overrides->reserve(10);
   }
 
   // Check if this component already has an override
-  for (auto &pair : *get_setup_priority_overrides()) {
+  for (auto &pair : *setup_priority_overrides) {
     if (pair.first == this) {
       pair.second = priority;
       return;
@@ -349,7 +349,7 @@ void Component::set_setup_priority(float priority) {
   }
 
   // Add new override
-  get_setup_priority_overrides()->emplace_back(this, priority);
+  setup_priority_overrides->emplace_back(this, priority);
 }
 
 bool Component::has_overridden_loop() const {
@@ -414,7 +414,7 @@ WarnIfComponentBlockingGuard::~WarnIfComponentBlockingGuard() {}
 
 void clear_setup_priority_overrides() {
   // Free the setup priority map completely
-  get_setup_priority_overrides().reset();
+  setup_priority_overrides.reset();
 }
 
 }  // namespace esphome

esphome/core/config.py

@@ -6,6 +6,7 @@ from pathlib import Path
 
 from esphome import automation, core
 import esphome.codegen as cg
+from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_AREA,
@@ -35,6 +36,7 @@ from esphome.const import (
     CONF_TRIGGER_ID,
     CONF_VERSION,
     KEY_CORE,
+    PlatformFramework,
     __version__ as ESPHOME_VERSION,
 )
 from esphome.core import CORE, coroutine_with_priority
@@ -551,3 +553,16 @@ async def to_code(config: ConfigType) -> None:
             cg.add(dev.set_area_id(area_id_hash))
 
         cg.add(cg.App.register_device(dev))
+
+
+# Platform-specific source files for core
+FILTER_SOURCE_FILES = filter_source_files_from_platform(
+    {
+        "ring_buffer.cpp": {
+            PlatformFramework.ESP32_ARDUINO,
+            PlatformFramework.ESP32_IDF,
+        },
+        # Note: lock_free_queue.h and event_pool.h are header files and don't need to be filtered
+        # as they are only included when needed by the preprocessor
+    }
+)

esphome/core/defines.h

@@ -33,6 +33,7 @@
 #define USE_DEEP_SLEEP
 #define USE_DEVICES
 #define USE_DISPLAY
+#define USE_ENTITY_ICON
 #define USE_ESP32_IMPROV_STATE_CALLBACK
 #define USE_EVENT
 #define USE_FAN

esphome/core/entity_base.cpp

@@ -27,12 +27,22 @@ void EntityBase::set_name(const char *name) {
 
 // Entity Icon
 std::string EntityBase::get_icon() const {
+#ifdef USE_ENTITY_ICON
   if (this->icon_c_str_ == nullptr) {
     return "";
   }
   return this->icon_c_str_;
+#else
+  return "";
+#endif
+}
+void EntityBase::set_icon(const char *icon) {
+#ifdef USE_ENTITY_ICON
+  this->icon_c_str_ = icon;
+#else
+  // No-op when USE_ENTITY_ICON is not defined
+#endif
 }
-void EntityBase::set_icon(const char *icon) { this->icon_c_str_ = icon; }
 
 // Entity Object ID
 std::string EntityBase::get_object_id() const {

esphome/core/entity_base.h

@@ -80,7 +80,9 @@ class EntityBase {
 
   StringRef name_;
   const char *object_id_c_str_{nullptr};
+#ifdef USE_ENTITY_ICON
   const char *icon_c_str_{nullptr};
+#endif
   uint32_t object_id_hash_{};
 #ifdef USE_DEVICES
   Device *device_{};

esphome/core/entity_helpers.py

@@ -1,6 +1,7 @@
 from collections.abc import Callable
 import logging
 
+import esphome.codegen as cg
 import esphome.config_validation as cv
 from esphome.const import (
     CONF_DEVICE_ID,
@@ -108,6 +109,8 @@ async def setup_entity(var: MockObj, config: ConfigType, platform: str) -> None:
     if CONF_INTERNAL in config:
         add(var.set_internal(config[CONF_INTERNAL]))
     if CONF_ICON in config:
+        # Add USE_ENTITY_ICON define when icons are used
+        cg.add_define("USE_ENTITY_ICON")
         add(var.set_icon(config[CONF_ICON]))
     if CONF_ENTITY_CATEGORY in config:
         add(var.set_entity_category(config[CONF_ENTITY_CATEGORY]))

esphome/core/helpers.cpp

@@ -12,47 +12,10 @@
 #include <cstdio>
 #include <cstring>
 
-#ifdef USE_HOST
-#ifndef _WIN32
-#include <net/if.h>
-#include <netinet/in.h>
-#include <sys/ioctl.h>
-#endif
-#include <unistd.h>
-#endif
-#if defined(USE_ESP8266)
-#include <osapi.h>
-#include <user_interface.h>
-// for xt_rsil()/xt_wsr_ps()
-#include <Arduino.h>
-#elif defined(USE_ESP32_FRAMEWORK_ARDUINO)
-#include <Esp.h>
-#elif defined(USE_ESP_IDF)
-#include <freertos/FreeRTOS.h>
-#include <freertos/portmacro.h>
-#include "esp_random.h"
-#include "esp_system.h"
-#elif defined(USE_RP2040)
-#if defined(USE_WIFI)
-#include <WiFi.h>
-#endif
-#include <hardware/structs/rosc.h>
-#include <hardware/sync.h>
-#elif defined(USE_HOST)
-#include <limits>
-#include <random>
-#endif
 #ifdef USE_ESP32
-#include "esp_efuse.h"
-#include "esp_efuse_table.h"
-#include "esp_mac.h"
 #include "rom/crc.h"
 #endif
 
-#ifdef USE_LIBRETINY
-#include <WiFi.h>  // for macAddress()
-#endif
-
 namespace esphome {
 
 static const char *const TAG = "helpers";
@@ -177,70 +140,7 @@ uint32_t fnv1_hash(const std::string &str) {
   return hash;
 }
 
-#ifdef USE_ESP32
-uint32_t random_uint32() { return esp_random(); }
-#elif defined(USE_ESP8266)
-uint32_t random_uint32() { return os_random(); }
-#elif defined(USE_RP2040)
-uint32_t random_uint32() {
-  uint32_t result = 0;
-  for (uint8_t i = 0; i < 32; i++) {
-    result <<= 1;
-    result |= rosc_hw->randombit;
-  }
-  return result;
-}
-#elif defined(USE_LIBRETINY)
-uint32_t random_uint32() { return rand(); }
-#elif defined(USE_HOST)
-uint32_t random_uint32() {
-  std::random_device dev;
-  std::mt19937 rng(dev());
-  std::uniform_int_distribution<uint32_t> dist(0, std::numeric_limits<uint32_t>::max());
-  return dist(rng);
-}
-#endif
 float random_float() { return static_cast<float>(random_uint32()) / static_cast<float>(UINT32_MAX); }
-#ifdef USE_ESP32
-bool random_bytes(uint8_t *data, size_t len) {
-  esp_fill_random(data, len);
-  return true;
-}
-#elif defined(USE_ESP8266)
-bool random_bytes(uint8_t *data, size_t len) { return os_get_random(data, len) == 0; }
-#elif defined(USE_RP2040)
-bool random_bytes(uint8_t *data, size_t len) {
-  while (len-- != 0) {
-    uint8_t result = 0;
-    for (uint8_t i = 0; i < 8; i++) {
-      result <<= 1;
-      result |= rosc_hw->randombit;
-    }
-    *data++ = result;
-  }
-  return true;
-}
-#elif defined(USE_LIBRETINY)
-bool random_bytes(uint8_t *data, size_t len) {
-  lt_rand_bytes(data, len);
-  return true;
-}
-#elif defined(USE_HOST)
-bool random_bytes(uint8_t *data, size_t len) {
-  FILE *fp = fopen("/dev/urandom", "r");
-  if (fp == nullptr) {
-    ESP_LOGW(TAG, "Could not open /dev/urandom, errno=%d", errno);
-    exit(1);
-  }
-  size_t read = fread(data, 1, len, fp);
-  if (read != len) {
-    ESP_LOGW(TAG, "Not enough data from /dev/urandom");
-    exit(1);
-  }
-  fclose(fp);
-  return true;
-}
-#endif
 
 // Strings
 
@@ -358,53 +258,60 @@ std::string format_hex(const uint8_t *data, size_t length) {
 std::string format_hex(const std::vector<uint8_t> &data) { return format_hex(data.data(), data.size()); }
 
 static char format_hex_pretty_char(uint8_t v) { return v >= 10 ? 'A' + (v - 10) : '0' + v; }
-std::string format_hex_pretty(const uint8_t *data, size_t length) {
-  if (length == 0)
+std::string format_hex_pretty(const uint8_t *data, size_t length, char separator, bool show_length) {
+  if (data == nullptr || length == 0)
     return "";
   std::string ret;
-  ret.resize(3 * length - 1);
+  uint8_t multiple = separator ? 3 : 2;  // 3 if separator is not \0, 2 otherwise
+  ret.resize(multiple * length - (separator ? 1 : 0));
   for (size_t i = 0; i < length; i++) {
-    ret[3 * i] = format_hex_pretty_char((data[i] & 0xF0) >> 4);
-    ret[3 * i + 1] = format_hex_pretty_char(data[i] & 0x0F);
-    if (i != length - 1)
-      ret[3 * i + 2] = '.';
+    ret[multiple * i] = format_hex_pretty_char((data[i] & 0xF0) >> 4);
+    ret[multiple * i + 1] = format_hex_pretty_char(data[i] & 0x0F);
+    if (separator && i != length - 1)
+      ret[multiple * i + 2] = separator;
   }
-  if (length > 4)
-    return ret + " (" + to_string(length) + ")";
+  if (show_length && length > 4)
+    return ret + " (" + std::to_string(length) + ")";
   return ret;
 }
-std::string format_hex_pretty(const std::vector<uint8_t> &data) { return format_hex_pretty(data.data(), data.size()); }
+std::string format_hex_pretty(const std::vector<uint8_t> &data, char separator, bool show_length) {
+  return format_hex_pretty(data.data(), data.size(), separator, show_length);
+}
 
-std::string format_hex_pretty(const uint16_t *data, size_t length) {
-  if (length == 0)
+std::string format_hex_pretty(const uint16_t *data, size_t length, char separator, bool show_length) {
+  if (data == nullptr || length == 0)
     return "";
   std::string ret;
-  ret.resize(5 * length - 1);
+  uint8_t multiple = separator ? 5 : 4;  // 5 if separator is not \0, 4 otherwise
+  ret.resize(multiple * length - (separator ? 1 : 0));
   for (size_t i = 0; i < length; i++) {
-    ret[5 * i] = format_hex_pretty_char((data[i] & 0xF000) >> 12);
-    ret[5 * i + 1] = format_hex_pretty_char((data[i] & 0x0F00) >> 8);
-    ret[5 * i + 2] = format_hex_pretty_char((data[i] & 0x00F0) >> 4);
-    ret[5 * i + 3] = format_hex_pretty_char(data[i] & 0x000F);
-    if (i != length - 1)
-      ret[5 * i + 2] = '.';
+    ret[multiple * i] = format_hex_pretty_char((data[i] & 0xF000) >> 12);
+    ret[multiple * i + 1] = format_hex_pretty_char((data[i] & 0x0F00) >> 8);
+    ret[multiple * i + 2] = format_hex_pretty_char((data[i] & 0x00F0) >> 4);
+    ret[multiple * i + 3] = format_hex_pretty_char(data[i] & 0x000F);
+    if (separator && i != length - 1)
+      ret[multiple * i + 4] = separator;
   }
-  if (length > 4)
-    return ret + " (" + to_string(length) + ")";
+  if (show_length && length > 4)
+    return ret + " (" + std::to_string(length) + ")";
   return ret;
 }
-std::string format_hex_pretty(const std::vector<uint16_t> &data) { return format_hex_pretty(data.data(), data.size()); }
-std::string format_hex_pretty(const std::string &data) {
+std::string format_hex_pretty(const std::vector<uint16_t> &data, char separator, bool show_length) {
+  return format_hex_pretty(data.data(), data.size(), separator, show_length);
+}
+std::string format_hex_pretty(const std::string &data, char separator, bool show_length) {
   if (data.empty())
     return "";
   std::string ret;
-  ret.resize(3 * data.length() - 1);
+  uint8_t multiple = separator ? 3 : 2;  // 3 if separator is not \0, 2 otherwise
+  ret.resize(multiple * data.length() - (separator ? 1 : 0));
   for (size_t i = 0; i < data.length(); i++) {
-    ret[3 * i] = format_hex_pretty_char((data[i] & 0xF0) >> 4);
-    ret[3 * i + 1] = format_hex_pretty_char(data[i] & 0x0F);
-    if (i != data.length() - 1)
-      ret[3 * i + 2] = '.';
+    ret[multiple * i] = format_hex_pretty_char((data[i] & 0xF0) >> 4);
+    ret[multiple * i + 1] = format_hex_pretty_char(data[i] & 0x0F);
+    if (separator && i != data.length() - 1)
+      ret[multiple * i + 2] = separator;
   }
-  if (data.length() > 4)
+  if (show_length && data.length() > 4)
     return ret + " (" + std::to_string(data.length()) + ")";
   return ret;
 }
@@ -460,9 +367,22 @@ int8_t step_to_accuracy_decimals(float step) {
   return str.length() - dot_pos - 1;
 }
 
-static const std::string BASE64_CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
-                                        "abcdefghijklmnopqrstuvwxyz"
-                                        "0123456789+/";
+// Use C-style string constant to store in ROM instead of RAM (saves 24 bytes)
+static constexpr const char *BASE64_CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+                                            "abcdefghijklmnopqrstuvwxyz"
+                                            "0123456789+/";
+
+// Helper function to find the index of a base64 character in the lookup table.
+// Returns the character's position (0-63) if found, or 0 if not found.
+// NOTE: This returns 0 for both 'A' (valid base64 char at index 0) and invalid characters.
+// This is safe because is_base64() is ALWAYS checked before calling this function,
+// preventing invalid characters from ever reaching here. The base64_decode function
+// stops processing at the first invalid character due to the is_base64() check in its
+// while loop condition, making this edge case harmless in practice.
+static inline uint8_t base64_find_char(char c) {
+  const char *pos = strchr(BASE64_CHARS, c);
+  return pos ? (pos - BASE64_CHARS) : 0;
+}
 
 static inline bool is_base64(char c) { return (isalnum(c) || (c == '+') || (c == '/')); }
 
@@ -484,7 +404,7 @@ std::string base64_encode(const uint8_t *buf, size_t buf_len) {
       char_array_4[3] = char_array_3[2] & 0x3f;
 
       for (i = 0; (i < 4); i++)
-        ret += BASE64_CHARS[char_array_4[i]];
+        ret += BASE64_CHARS[static_cast<uint8_t>(char_array_4[i])];
       i = 0;
     }
   }
@@ -499,7 +419,7 @@ std::string base64_encode(const uint8_t *buf, size_t buf_len) {
     char_array_4[3] = char_array_3[2] & 0x3f;
 
     for (j = 0; (j < i + 1); j++)
-      ret += BASE64_CHARS[char_array_4[j]];
+      ret += BASE64_CHARS[static_cast<uint8_t>(char_array_4[j])];
 
     while ((i++ < 3))
       ret += '=';
@@ -526,12 +446,15 @@ std::vector<uint8_t> base64_decode(const std::string &encoded_string) {
   uint8_t char_array_4[4], char_array_3[3];
   std::vector<uint8_t> ret;
 
+  // SAFETY: The loop condition checks is_base64() before processing each character.
+  // This ensures base64_find_char() is only called on valid base64 characters,
+  // preventing the edge case where invalid chars would return 0 (same as 'A').
   while (in_len-- && (encoded_string[in] != '=') && is_base64(encoded_string[in])) {
     char_array_4[i++] = encoded_string[in];
     in++;
     if (i == 4) {
       for (i = 0; i < 4; i++)
-        char_array_4[i] = BASE64_CHARS.find(char_array_4[i]);
+        char_array_4[i] = base64_find_char(char_array_4[i]);
 
       char_array_3[0] = (char_array_4[0] << 2) + ((char_array_4[1] & 0x30) >> 4);
       char_array_3[1] = ((char_array_4[1] & 0xf) << 4) + ((char_array_4[2] & 0x3c) >> 2);
@@ -548,7 +471,7 @@ std::vector<uint8_t> base64_decode(const std::string &encoded_string) {
       char_array_4[j] = 0;
 
     for (j = 0; j < 4; j++)
-      char_array_4[j] = BASE64_CHARS.find(char_array_4[j]);
+      char_array_4[j] = base64_find_char(char_array_4[j]);
 
     char_array_3[0] = (char_array_4[0] << 2) + ((char_array_4[1] & 0x30) >> 4);
     char_array_3[1] = ((char_array_4[1] & 0xf) << 4) + ((char_array_4[2] & 0x3c) >> 2);
@@ -644,42 +567,6 @@ void hsv_to_rgb(int hue, float saturation, float value, float &red, float &green
   blue += delta;
 }
 
-// System APIs
-#if defined(USE_ESP8266) || defined(USE_RP2040)
-// ESP8266 doesn't have mutexes, but that shouldn't be an issue as it's single-core and non-preemptive OS.
-Mutex::Mutex() {}
-Mutex::~Mutex() {}
-void Mutex::lock() {}
-bool Mutex::try_lock() { return true; }
-void Mutex::unlock() {}
-#elif defined(USE_ESP32) || defined(USE_LIBRETINY)
-Mutex::Mutex() { handle_ = xSemaphoreCreateMutex(); }
-Mutex::~Mutex() {}
-void Mutex::lock() { xSemaphoreTake(this->handle_, portMAX_DELAY); }
-bool Mutex::try_lock() { return xSemaphoreTake(this->handle_, 0) == pdTRUE; }
-void Mutex::unlock() { xSemaphoreGive(this->handle_); }
-#elif defined(USE_HOST)
-// Host platform uses std::mutex for proper thread synchronization
-Mutex::Mutex() { handle_ = new std::mutex(); }
-Mutex::~Mutex() { delete static_cast<std::mutex *>(handle_); }
-void Mutex::lock() { static_cast<std::mutex *>(handle_)->lock(); }
-bool Mutex::try_lock() { return static_cast<std::mutex *>(handle_)->try_lock(); }
-void Mutex::unlock() { static_cast<std::mutex *>(handle_)->unlock(); }
-#endif
-
-#if defined(USE_ESP8266)
-IRAM_ATTR InterruptLock::InterruptLock() { state_ = xt_rsil(15); }
-IRAM_ATTR InterruptLock::~InterruptLock() { xt_wsr_ps(state_); }
-#elif defined(USE_ESP32) || defined(USE_LIBRETINY)
-// only affects the executing core
-// so should not be used as a mutex lock, only to get accurate timing
-IRAM_ATTR InterruptLock::InterruptLock() { portDISABLE_INTERRUPTS(); }
-IRAM_ATTR InterruptLock::~InterruptLock() { portENABLE_INTERRUPTS(); }
-#elif defined(USE_RP2040)
-IRAM_ATTR InterruptLock::InterruptLock() { state_ = save_and_disable_interrupts(); }
-IRAM_ATTR InterruptLock::~InterruptLock() { restore_interrupts(state_); }
-#endif
-
 uint8_t HighFrequencyLoopRequester::num_requests = 0;  // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
 void HighFrequencyLoopRequester::start() {
   if (this->started_)
@@ -695,45 +582,6 @@ void HighFrequencyLoopRequester::stop() {
 }
 bool HighFrequencyLoopRequester::is_high_frequency() { return num_requests > 0; }
 
-#if defined(USE_HOST)
-void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
-  static const uint8_t esphome_host_mac_address[6] = USE_ESPHOME_HOST_MAC_ADDRESS;
-  memcpy(mac, esphome_host_mac_address, sizeof(esphome_host_mac_address));
-}
-#elif defined(USE_ESP32)
-void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
-#if defined(CONFIG_SOC_IEEE802154_SUPPORTED)
-  // When CONFIG_SOC_IEEE802154_SUPPORTED is defined, esp_efuse_mac_get_default
-  // returns the 802.15.4 EUI-64 address, so we read directly from eFuse instead.
-  if (has_custom_mac_address()) {
-    esp_efuse_read_field_blob(ESP_EFUSE_MAC_CUSTOM, mac, 48);
-  } else {
-    esp_efuse_read_field_blob(ESP_EFUSE_MAC_FACTORY, mac, 48);
-  }
-#else
-  if (has_custom_mac_address()) {
-    esp_efuse_mac_get_custom(mac);
-  } else {
-    esp_efuse_mac_get_default(mac);
-  }
-#endif
-}
-#elif defined(USE_ESP8266)
-void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
-  wifi_get_macaddr(STATION_IF, mac);
-}
-#elif defined(USE_RP2040)
-void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
-#ifdef USE_WIFI
-  WiFi.macAddress(mac);
-#endif
-}
-#elif defined(USE_LIBRETINY)
-void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
-  WiFi.macAddress(mac);
-}
-#endif
-
 std::string get_mac_address() {
   uint8_t mac[6];
   get_mac_address_raw(mac);
@@ -746,24 +594,10 @@ std::string get_mac_address_pretty() {
   return format_mac_address_pretty(mac);
 }
 
-#ifdef USE_ESP32
-void set_mac_address(uint8_t *mac) { esp_base_mac_addr_set(mac); }
+#ifndef USE_ESP32
+bool has_custom_mac_address() { return false; }
 #endif
 
-bool has_custom_mac_address() {
-#if defined(USE_ESP32) && !defined(USE_ESP32_IGNORE_EFUSE_CUSTOM_MAC)
-  uint8_t mac[6];
-  // do not use 'esp_efuse_mac_get_custom(mac)' because it drops an error in the logs whenever it fails
-#ifndef USE_ESP32_VARIANT_ESP32
-  return (esp_efuse_read_field_blob(ESP_EFUSE_USER_DATA_MAC_CUSTOM, mac, 48) == ESP_OK) && mac_address_is_valid(mac);
-#else
-  return (esp_efuse_read_field_blob(ESP_EFUSE_MAC_CUSTOM, mac, 48) == ESP_OK) && mac_address_is_valid(mac);
-#endif
-#else
-  return false;
-#endif
-}
-
 bool mac_address_is_valid(const uint8_t *mac) {
   bool is_all_zeros = true;
   bool is_all_ones = true;

esphome/core/helpers.h

@@ -344,20 +344,149 @@ template<std::size_t N> std::string format_hex(const std::array<uint8_t, N> &dat
   return format_hex(data.data(), data.size());
 }
 
-/// Format the byte array \p data of length \p len in pretty-printed, human-readable hex.
-std::string format_hex_pretty(const uint8_t *data, size_t length);
-/// Format the word array \p data of length \p len in pretty-printed, human-readable hex.
-std::string format_hex_pretty(const uint16_t *data, size_t length);
-/// Format the vector \p data in pretty-printed, human-readable hex.
-std::string format_hex_pretty(const std::vector<uint8_t> &data);
-/// Format the vector \p data in pretty-printed, human-readable hex.
-std::string format_hex_pretty(const std::vector<uint16_t> &data);
-/// Format the string \p data in pretty-printed, human-readable hex.
-std::string format_hex_pretty(const std::string &data);
-/// Format an unsigned integer in pretty-printed, human-readable hex, starting with the most significant byte.
-template<typename T, enable_if_t<std::is_unsigned<T>::value, int> = 0> std::string format_hex_pretty(T val) {
+/** Format a byte array in pretty-printed, human-readable hex format.
+ *
+ * Converts binary data to a hexadecimal string representation with customizable formatting.
+ * Each byte is displayed as a two-digit uppercase hex value, separated by the specified separator.
+ * Optionally includes the total byte count in parentheses at the end.
+ *
+ * @param data Pointer to the byte array to format.
+ * @param length Number of bytes in the array.
+ * @param separator Character to use between hex bytes (default: '.').
+ * @param show_length Whether to append the byte count in parentheses (default: true).
+ * @return Formatted hex string, e.g., "A1.B2.C3.D4.E5 (5)" or "A1:B2:C3" depending on parameters.
+ *
+ * @note Returns empty string if data is nullptr or length is 0.
+ * @note The length will only be appended if show_length is true AND the length is greater than 4.
+ *
+ * Example:
+ * @code
+ * uint8_t data[] = {0xA1, 0xB2, 0xC3};
+ * format_hex_pretty(data, 3);           // Returns "A1.B2.C3" (no length shown for <= 4 parts)
+ * uint8_t data2[] = {0xA1, 0xB2, 0xC3, 0xD4, 0xE5};
+ * format_hex_pretty(data2, 5);          // Returns "A1.B2.C3.D4.E5 (5)"
+ * format_hex_pretty(data2, 5, ':');     // Returns "A1:B2:C3:D4:E5 (5)"
+ * format_hex_pretty(data2, 5, '.', false); // Returns "A1.B2.C3.D4.E5"
+ * @endcode
+ */
+std::string format_hex_pretty(const uint8_t *data, size_t length, char separator = '.', bool show_length = true);
+
+/** Format a 16-bit word array in pretty-printed, human-readable hex format.
+ *
+ * Similar to the byte array version, but formats 16-bit words as 4-digit hex values.
+ *
+ * @param data Pointer to the 16-bit word array to format.
+ * @param length Number of 16-bit words in the array.
+ * @param separator Character to use between hex words (default: '.').
+ * @param show_length Whether to append the word count in parentheses (default: true).
+ * @return Formatted hex string with 4-digit hex values per word.
+ *
+ * @note The length will only be appended if show_length is true AND the length is greater than 4.
+ *
+ * Example:
+ * @code
+ * uint16_t data[] = {0xA1B2, 0xC3D4};
+ * format_hex_pretty(data, 2); // Returns "A1B2.C3D4" (no length shown for <= 4 parts)
+ * uint16_t data2[] = {0xA1B2, 0xC3D4, 0xE5F6};
+ * format_hex_pretty(data2, 3); // Returns "A1B2.C3D4.E5F6 (3)"
+ * @endcode
+ */
+std::string format_hex_pretty(const uint16_t *data, size_t length, char separator = '.', bool show_length = true);
+
+/** Format a byte vector in pretty-printed, human-readable hex format.
+ *
+ * Convenience overload for std::vector<uint8_t>. Formats each byte as a two-digit
+ * uppercase hex value with customizable separator.
+ *
+ * @param data Vector of bytes to format.
+ * @param separator Character to use between hex bytes (default: '.').
+ * @param show_length Whether to append the byte count in parentheses (default: true).
+ * @return Formatted hex string representation of the vector contents.
+ *
+ * @note The length will only be appended if show_length is true AND the vector size is greater than 4.
+ *
+ * Example:
+ * @code
+ * std::vector<uint8_t> data = {0xDE, 0xAD, 0xBE, 0xEF};
+ * format_hex_pretty(data);        // Returns "DE.AD.BE.EF" (no length shown for <= 4 parts)
+ * std::vector<uint8_t> data2 = {0xDE, 0xAD, 0xBE, 0xEF, 0xCA};
+ * format_hex_pretty(data2);       // Returns "DE.AD.BE.EF.CA (5)"
+ * format_hex_pretty(data2, '-');  // Returns "DE-AD-BE-EF-CA (5)"
+ * @endcode
+ */
+std::string format_hex_pretty(const std::vector<uint8_t> &data, char separator = '.', bool show_length = true);
+
+/** Format a 16-bit word vector in pretty-printed, human-readable hex format.
+ *
+ * Convenience overload for std::vector<uint16_t>. Each 16-bit word is formatted
+ * as a 4-digit uppercase hex value in big-endian order.
+ *
+ * @param data Vector of 16-bit words to format.
+ * @param separator Character to use between hex words (default: '.').
+ * @param show_length Whether to append the word count in parentheses (default: true).
+ * @return Formatted hex string representation of the vector contents.
+ *
+ * @note The length will only be appended if show_length is true AND the vector size is greater than 4.
+ *
+ * Example:
+ * @code
+ * std::vector<uint16_t> data = {0x1234, 0x5678};
+ * format_hex_pretty(data); // Returns "1234.5678" (no length shown for <= 4 parts)
+ * std::vector<uint16_t> data2 = {0x1234, 0x5678, 0x9ABC};
+ * format_hex_pretty(data2); // Returns "1234.5678.9ABC (3)"
+ * @endcode
+ */
+std::string format_hex_pretty(const std::vector<uint16_t> &data, char separator = '.', bool show_length = true);
+
+/** Format a string's bytes in pretty-printed, human-readable hex format.
+ *
+ * Treats each character in the string as a byte and formats it in hex.
+ * Useful for debugging binary data stored in std::string containers.
+ *
+ * @param data String whose bytes should be formatted as hex.
+ * @param separator Character to use between hex bytes (default: '.').
+ * @param show_length Whether to append the byte count in parentheses (default: true).
+ * @return Formatted hex string representation of the string's byte contents.
+ *
+ * @note The length will only be appended if show_length is true AND the string length is greater than 4.
+ *
+ * Example:
+ * @code
+ * std::string data = "ABC";  // ASCII: 0x41, 0x42, 0x43
+ * format_hex_pretty(data);   // Returns "41.42.43" (no length shown for <= 4 parts)
+ * std::string data2 = "ABCDE";
+ * format_hex_pretty(data2);  // Returns "41.42.43.44.45 (5)"
+ * @endcode
+ */
+std::string format_hex_pretty(const std::string &data, char separator = '.', bool show_length = true);
+
+/** Format an unsigned integer in pretty-printed, human-readable hex format.
+ *
+ * Converts the integer to big-endian byte order and formats each byte as hex.
+ * The most significant byte appears first in the output string.
+ *
+ * @tparam T Unsigned integer type (uint8_t, uint16_t, uint32_t, uint64_t, etc.).
+ * @param val The unsigned integer value to format.
+ * @param separator Character to use between hex bytes (default: '.').
+ * @param show_length Whether to append the byte count in parentheses (default: true).
+ * @return Formatted hex string with most significant byte first.
+ *
+ * @note The length will only be appended if show_length is true AND sizeof(T) is greater than 4.
+ *
+ * Example:
+ * @code
+ * uint32_t value = 0x12345678;
+ * format_hex_pretty(value);        // Returns "12.34.56.78" (no length shown for <= 4 parts)
+ * uint64_t value2 = 0x123456789ABCDEF0;
+ * format_hex_pretty(value2);       // Returns "12.34.56.78.9A.BC.DE.F0 (8)"
+ * format_hex_pretty(value2, ':');  // Returns "12:34:56:78:9A:BC:DE:F0 (8)"
+ * format_hex_pretty<uint16_t>(0x1234); // Returns "12.34"
+ * @endcode
+ */
+template<typename T, enable_if_t<std::is_unsigned<T>::value, int> = 0>
+std::string format_hex_pretty(T val, char separator = '.', bool show_length = true) {
   val = convert_big_endian(val);
-  return format_hex_pretty(reinterpret_cast<uint8_t *>(&val), sizeof(T));
+  return format_hex_pretty(reinterpret_cast<uint8_t *>(&val), sizeof(T), separator, show_length);
 }
 
 /// Format the byte array \p data of length \p len in binary.

esphome/core/scheduler.cpp

@@ -62,16 +62,16 @@ static void validate_static_string(const char *name) {
 void HOT Scheduler::set_timer_common_(Component *component, SchedulerItem::Type type, bool is_static_string,
                                       const void *name_ptr, uint32_t delay, std::function<void()> func) {
   // Get the name as const char*
-  const char *name_cstr =
-      is_static_string ? static_cast<const char *>(name_ptr) : static_cast<const std::string *>(name_ptr)->c_str();
+  const char *name_cstr = this->get_name_cstr_(is_static_string, name_ptr);
 
-  // Cancel existing timer if name is not empty
-  if (name_cstr != nullptr && name_cstr[0] != '\0') {
-    this->cancel_item_(component, name_cstr, type);
-  }
-
-  if (delay == SCHEDULER_DONT_RUN)
+  if (delay == SCHEDULER_DONT_RUN) {
+    // Still need to cancel existing timer if name is not empty
+    if (this->is_name_valid_(name_cstr)) {
+      LockGuard guard{this->lock_};
+      this->cancel_item_locked_(component, name_cstr, type);
+    }
     return;
+  }
 
   // Create and populate the scheduler item
   auto item = make_unique<SchedulerItem>();
@@ -87,6 +87,7 @@ void HOT Scheduler::set_timer_common_(Component *component, SchedulerItem::Type
   if (delay == 0 && type == SchedulerItem::TIMEOUT) {
     // Put in defer queue for guaranteed FIFO execution
     LockGuard guard{this->lock_};
+    this->cancel_item_locked_(component, name_cstr, type);
     this->defer_queue_.push_back(std::move(item));
     return;
   }
@@ -122,7 +123,15 @@ void HOT Scheduler::set_timer_common_(Component *component, SchedulerItem::Type
   }
 #endif
 
-  this->push_(std::move(item));
+  LockGuard guard{this->lock_};
+  // If name is provided, do atomic cancel-and-add
+  if (this->is_name_valid_(name_cstr)) {
+    // Cancel existing items
+    this->cancel_item_locked_(component, name_cstr, type);
+  }
+  // Add new item directly to to_add_
+  // since we have the lock held
+  this->to_add_.push_back(std::move(item));
 }
 
 void HOT Scheduler::set_timeout(Component *component, const char *name, uint32_t timeout, std::function<void()> func) {
@@ -134,10 +143,10 @@ void HOT Scheduler::set_timeout(Component *component, const std::string &name, u
   this->set_timer_common_(component, SchedulerItem::TIMEOUT, false, &name, timeout, std::move(func));
 }
 bool HOT Scheduler::cancel_timeout(Component *component, const std::string &name) {
-  return this->cancel_item_(component, name, SchedulerItem::TIMEOUT);
+  return this->cancel_item_(component, false, &name, SchedulerItem::TIMEOUT);
 }
 bool HOT Scheduler::cancel_timeout(Component *component, const char *name) {
-  return this->cancel_item_(component, name, SchedulerItem::TIMEOUT);
+  return this->cancel_item_(component, true, name, SchedulerItem::TIMEOUT);
 }
 void HOT Scheduler::set_interval(Component *component, const std::string &name, uint32_t interval,
                                  std::function<void()> func) {
@@ -149,10 +158,10 @@ void HOT Scheduler::set_interval(Component *component, const char *name, uint32_
   this->set_timer_common_(component, SchedulerItem::INTERVAL, true, name, interval, std::move(func));
 }
 bool HOT Scheduler::cancel_interval(Component *component, const std::string &name) {
-  return this->cancel_item_(component, name, SchedulerItem::INTERVAL);
+  return this->cancel_item_(component, false, &name, SchedulerItem::INTERVAL);
 }
 bool HOT Scheduler::cancel_interval(Component *component, const char *name) {
-  return this->cancel_item_(component, name, SchedulerItem::INTERVAL);
+  return this->cancel_item_(component, true, name, SchedulerItem::INTERVAL);
 }
 
 struct RetryArgs {
@@ -211,6 +220,9 @@ bool HOT Scheduler::cancel_retry(Component *component, const std::string &name)
 }
 
 optional<uint32_t> HOT Scheduler::next_schedule_in() {
+  // IMPORTANT: This method should only be called from the main thread (loop task).
+  // It calls empty_() and accesses items_[0] without holding a lock, which is only
+  // safe when called from the main thread. Other threads must not call this method.
   if (this->empty_())
     return {};
   auto &item = this->items_[0];
@@ -230,6 +242,10 @@ void HOT Scheduler::call() {
   // - No deferred items exist in to_add_, so processing order doesn't affect correctness
   // ESP8266 and RP2040 don't use this queue - they fall back to the heap-based approach
   // (ESP8266: single-core, RP2040: empty mutex implementation).
+  //
+  // Note: Items cancelled via cancel_item_locked_() are marked with remove=true but still
+  // processed here. They are removed from the queue normally via pop_front() but skipped
+  // during execution by should_skip_item_(). This is intentional - no memory leak occurs.
   while (!this->defer_queue_.empty()) {
     // The outer check is done without a lock for performance. If the queue
     // appears non-empty, we lock and process an item. We don't need to check
@@ -261,10 +277,12 @@ void HOT Scheduler::call() {
     ESP_LOGD(TAG, "Items: count=%zu, now=%" PRIu64 " (%u, %" PRIu32 ")", this->items_.size(), now, this->millis_major_,
              this->last_millis_);
     while (!this->empty_()) {
-      this->lock_.lock();
-      auto item = std::move(this->items_[0]);
-      this->pop_raw_();
-      this->lock_.unlock();
+      std::unique_ptr<SchedulerItem> item;
+      {
+        LockGuard guard{this->lock_};
+        item = std::move(this->items_[0]);
+        this->pop_raw_();
+      }
 
       const char *name = item->get_name();
       ESP_LOGD(TAG, "  %s '%s/%s' interval=%" PRIu32 " next_execution in %" PRIu64 "ms at %" PRIu64,
@@ -278,33 +296,35 @@ void HOT Scheduler::call() {
     {
       LockGuard guard{this->lock_};
       this->items_ = std::move(old_items);
+      // Rebuild heap after moving items back
+      std::make_heap(this->items_.begin(), this->items_.end(), SchedulerItem::cmp);
     }
   }
 #endif  // ESPHOME_DEBUG_SCHEDULER
 
-  auto to_remove_was = to_remove_;
-  auto items_was = this->items_.size();
   // If we have too many items to remove
-  if (to_remove_ > MAX_LOGICALLY_DELETED_ITEMS) {
+  if (this->to_remove_ > MAX_LOGICALLY_DELETED_ITEMS) {
+    // We hold the lock for the entire cleanup operation because:
+    // 1. We're rebuilding the entire items_ list, so we need exclusive access throughout
+    // 2. Other threads must see either the old state or the new state, not intermediate states
+    // 3. The operation is already expensive (O(n)), so lock overhead is negligible
+    // 4. No operations inside can block or take other locks, so no deadlock risk
+    LockGuard guard{this->lock_};
+
     std::vector<std::unique_ptr<SchedulerItem>> valid_items;
-    while (!this->empty_()) {
-      LockGuard guard{this->lock_};
-      auto item = std::move(this->items_[0]);
-      this->pop_raw_();
-      valid_items.push_back(std::move(item));
+
+    // Move all non-removed items to valid_items
+    for (auto &item : this->items_) {
+      if (!item->remove) {
+        valid_items.push_back(std::move(item));
+      }
     }
 
-    {
-      LockGuard guard{this->lock_};
-      this->items_ = std::move(valid_items);
-    }
-
-    // The following should not happen unless I'm missing something
-    if (to_remove_ != 0) {
-      ESP_LOGW(TAG, "to_remove_ was %" PRIu32 " now: %" PRIu32 " items where %zu now %zu. Please report this",
-               to_remove_was, to_remove_, items_was, items_.size());
-      to_remove_ = 0;
-    }
+    // Replace items_ with the filtered list
+    this->items_ = std::move(valid_items);
+    // Rebuild the heap structure since items are no longer in heap order
+    std::make_heap(this->items_.begin(), this->items_.end(), SchedulerItem::cmp);
+    this->to_remove_ = 0;
   }
 
   while (!this->empty_()) {
@@ -336,26 +356,25 @@ void HOT Scheduler::call() {
     }
 
     {
-      this->lock_.lock();
+      LockGuard guard{this->lock_};
 
       // new scope, item from before might have been moved in the vector
       auto item = std::move(this->items_[0]);
-
       // Only pop after function call, this ensures we were reachable
       // during the function call and know if we were cancelled.
       this->pop_raw_();
 
-      this->lock_.unlock();
-
       if (item->remove) {
         // We were removed/cancelled in the function call, stop
-        to_remove_--;
+        this->to_remove_--;
         continue;
       }
 
       if (item->type == SchedulerItem::INTERVAL) {
         item->next_execution_ = now + item->interval;
-        this->push_(std::move(item));
+        // Add new item directly to to_add_
+        // since we have the lock held
+        this->to_add_.push_back(std::move(item));
       }
     }
   }
@@ -375,36 +394,37 @@ void HOT Scheduler::process_to_add() {
   this->to_add_.clear();
 }
 void HOT Scheduler::cleanup_() {
+  // Fast path: if nothing to remove, just return
+  // Reading to_remove_ without lock is safe because:
+  // 1. We only call this from the main thread during call()
+  // 2. If it's 0, there's definitely nothing to cleanup
+  // 3. If it becomes non-zero after we check, cleanup will happen on the next loop iteration
+  // 4. Not all platforms support atomics, so we accept this race in favor of performance
+  // 5. The worst case is a one-loop-iteration delay in cleanup, which is harmless
+  if (this->to_remove_ == 0)
+    return;
+
+  // We must hold the lock for the entire cleanup operation because:
+  // 1. We're modifying items_ (via pop_raw_) which requires exclusive access
+  // 2. We're decrementing to_remove_ which is also modified by other threads
+  //    (though all modifications are already under lock)
+  // 3. Other threads read items_ when searching for items to cancel in cancel_item_locked_()
+  // 4. We need a consistent view of items_ and to_remove_ throughout the operation
+  // Without the lock, we could access items_ while another thread is reading it,
+  // leading to race conditions
+  LockGuard guard{this->lock_};
   while (!this->items_.empty()) {
     auto &item = this->items_[0];
     if (!item->remove)
       return;
-
-    to_remove_--;
-
-    {
-      LockGuard guard{this->lock_};
-      this->pop_raw_();
-    }
+    this->to_remove_--;
+    this->pop_raw_();
   }
 }
 void HOT Scheduler::pop_raw_() {
   std::pop_heap(this->items_.begin(), this->items_.end(), SchedulerItem::cmp);
   this->items_.pop_back();
 }
-void HOT Scheduler::push_(std::unique_ptr<Scheduler::SchedulerItem> item) {
-  LockGuard guard{this->lock_};
-  this->to_add_.push_back(std::move(item));
-}
-// Helper function to check if item matches criteria for cancellation
-bool HOT Scheduler::matches_item_(const std::unique_ptr<SchedulerItem> &item, Component *component,
-                                  const char *name_cstr, SchedulerItem::Type type) {
-  if (item->component != component || item->type != type || item->remove) {
-    return false;
-  }
-  const char *item_name = item->get_name();
-  return item_name != nullptr && strcmp(name_cstr, item_name) == 0;
-}
 
 // Helper to execute a scheduler item
 void HOT Scheduler::execute_item_(SchedulerItem *item) {
@@ -417,55 +437,56 @@ void HOT Scheduler::execute_item_(SchedulerItem *item) {
 }
 
 // Common implementation for cancel operations
-bool HOT Scheduler::cancel_item_common_(Component *component, bool is_static_string, const void *name_ptr,
-                                        SchedulerItem::Type type) {
+bool HOT Scheduler::cancel_item_(Component *component, bool is_static_string, const void *name_ptr,
+                                 SchedulerItem::Type type) {
   // Get the name as const char*
-  const char *name_cstr =
-      is_static_string ? static_cast<const char *>(name_ptr) : static_cast<const std::string *>(name_ptr)->c_str();
+  const char *name_cstr = this->get_name_cstr_(is_static_string, name_ptr);
 
   // Handle null or empty names
-  if (name_cstr == nullptr)
+  if (!this->is_name_valid_(name_cstr))
     return false;
 
   // obtain lock because this function iterates and can be called from non-loop task context
   LockGuard guard{this->lock_};
-  bool ret = false;
+  return this->cancel_item_locked_(component, name_cstr, type);
+}
+
+// Helper to cancel items by name - must be called with lock held
+bool HOT Scheduler::cancel_item_locked_(Component *component, const char *name_cstr, SchedulerItem::Type type) {
+  size_t total_cancelled = 0;
 
   // Check all containers for matching items
 #if !defined(USE_ESP8266) && !defined(USE_RP2040)
-  // Only check defer_queue_ on platforms that have it
-  for (auto &item : this->defer_queue_) {
-    if (this->matches_item_(item, component, name_cstr, type)) {
-      item->remove = true;
-      ret = true;
+  // Only check defer queue for timeouts (intervals never go there)
+  if (type == SchedulerItem::TIMEOUT) {
+    for (auto &item : this->defer_queue_) {
+      if (this->matches_item_(item, component, name_cstr, type)) {
+        item->remove = true;
+        total_cancelled++;
+      }
     }
   }
 #endif
 
+  // Cancel items in the main heap
   for (auto &item : this->items_) {
     if (this->matches_item_(item, component, name_cstr, type)) {
       item->remove = true;
-      ret = true;
-      this->to_remove_++;  // Only track removals for heap items
+      total_cancelled++;
+      this->to_remove_++;  // Track removals for heap items
     }
   }
 
+  // Cancel items in to_add_
   for (auto &item : this->to_add_) {
     if (this->matches_item_(item, component, name_cstr, type)) {
       item->remove = true;
-      ret = true;
+      total_cancelled++;
+      // Don't track removals for to_add_ items
     }
   }
 
-  return ret;
-}
-
-bool HOT Scheduler::cancel_item_(Component *component, const std::string &name, Scheduler::SchedulerItem::Type type) {
-  return this->cancel_item_common_(component, false, &name, type);
-}
-
-bool HOT Scheduler::cancel_item_(Component *component, const char *name, SchedulerItem::Type type) {
-  return this->cancel_item_common_(component, true, name, type);
+  return total_cancelled > 0;
 }
 
 uint64_t Scheduler::millis_() {

esphome/core/scheduler.h

@@ -2,6 +2,7 @@
 
 #include <vector>
 #include <memory>
+#include <cstring>
 #include <deque>
 
 #include "esphome/core/component.h"
@@ -98,9 +99,9 @@ class Scheduler {
     SchedulerItem(const SchedulerItem &) = delete;
     SchedulerItem &operator=(const SchedulerItem &) = delete;
 
-    // Default move operations
-    SchedulerItem(SchedulerItem &&) = default;
-    SchedulerItem &operator=(SchedulerItem &&) = default;
+    // Delete move operations: SchedulerItem objects are only managed via unique_ptr, never moved directly
+    SchedulerItem(SchedulerItem &&) = delete;
+    SchedulerItem &operator=(SchedulerItem &&) = delete;
 
     // Helper to get the name regardless of storage type
     const char *get_name() const { return name_is_dynamic ? name_.dynamic_name : name_.static_name; }
@@ -139,17 +140,42 @@ class Scheduler {
   uint64_t millis_();
   void cleanup_();
   void pop_raw_();
-  void push_(std::unique_ptr<SchedulerItem> item);
-  // Common implementation for cancel operations
-  bool cancel_item_common_(Component *component, bool is_static_string, const void *name_ptr, SchedulerItem::Type type);
 
  private:
-  bool cancel_item_(Component *component, const std::string &name, SchedulerItem::Type type);
-  bool cancel_item_(Component *component, const char *name, SchedulerItem::Type type);
+  // Helper to cancel items by name - must be called with lock held
+  bool cancel_item_locked_(Component *component, const char *name, SchedulerItem::Type type);
 
-  // Helper functions for cancel operations
-  bool matches_item_(const std::unique_ptr<SchedulerItem> &item, Component *component, const char *name_cstr,
-                     SchedulerItem::Type type);
+  // Helper to extract name as const char* from either static string or std::string
+  inline const char *get_name_cstr_(bool is_static_string, const void *name_ptr) {
+    return is_static_string ? static_cast<const char *>(name_ptr) : static_cast<const std::string *>(name_ptr)->c_str();
+  }
+
+  // Helper to check if a name is valid (not null and not empty)
+  inline bool is_name_valid_(const char *name) { return name != nullptr && name[0] != '\0'; }
+
+  // Common implementation for cancel operations
+  bool cancel_item_(Component *component, bool is_static_string, const void *name_ptr, SchedulerItem::Type type);
+
+  // Helper function to check if item matches criteria for cancellation
+  inline bool HOT matches_item_(const std::unique_ptr<SchedulerItem> &item, Component *component, const char *name_cstr,
+                                SchedulerItem::Type type) {
+    if (item->component != component || item->type != type || item->remove) {
+      return false;
+    }
+    const char *item_name = item->get_name();
+    if (item_name == nullptr) {
+      return false;
+    }
+    // Fast path: if pointers are equal
+    // This is effective because the core ESPHome codebase uses static strings (const char*)
+    // for component names. The std::string overloads exist only for compatibility with
+    // external components, but are rarely used in practice.
+    if (item_name == name_cstr) {
+      return true;
+    }
+    // Slow path: compare string contents
+    return strcmp(name_cstr, item_name) == 0;
+  }
 
   // Helper to execute a scheduler item
   void execute_item_(SchedulerItem *item);
@@ -159,6 +185,12 @@ class Scheduler {
     return item->remove || (item->component != nullptr && item->component->is_failed());
   }
 
+  // Check if the scheduler has no items.
+  // IMPORTANT: This method should only be called from the main thread (loop task).
+  // It performs cleanup of removed items and checks if the queue is empty.
+  // The items_.empty() check at the end is done without a lock for performance,
+  // which is safe because this is only called from the main thread while other
+  // threads only add items (never remove them).
   bool empty_() {
     this->cleanup_();
     return this->items_.empty();

esphome/dashboard/entries.py

@@ -9,6 +9,7 @@ import os
 from typing import TYPE_CHECKING, Any
 
 from esphome import const, util
+from esphome.enum import StrEnum
 from esphome.storage_json import StorageJSON, ext_storage_path
 
 from .const import (
@@ -18,7 +19,6 @@ from .const import (
     EVENT_ENTRY_STATE_CHANGED,
     EVENT_ENTRY_UPDATED,
 )
-from .enum import StrEnum
 from .util.subprocess import async_run_system_command
 
 if TYPE_CHECKING:

esphome/loader.py

@@ -112,8 +112,17 @@ class ComponentManifest:
         This will return all cpp source files that are located in the same folder as the
         loaded .py file (does not look through subdirectories)
         """
-        ret = []
+        ret: list[FileResource] = []
 
+        # Get filter function for source files
+        filter_source_files_func = getattr(self.module, "FILTER_SOURCE_FILES", None)
+
+        # Get list of files to exclude
+        excluded_files = (
+            set(filter_source_files_func()) if filter_source_files_func else set()
+        )
+
+        # Process all resources
         for resource in (
             r.name
             for r in importlib.resources.files(self.package).iterdir()
@@ -124,6 +133,11 @@ class ComponentManifest:
             if not importlib.resources.files(self.package).joinpath(resource).is_file():
                 # Not a resource = this is a directory (yeah this is confusing)
                 continue
+
+            # Skip excluded files
+            if resource in excluded_files:
+                continue
+
             ret.append(FileResource(self.package, resource))
         return ret
 

requirements.txt

@@ -13,7 +13,7 @@ platformio==6.1.18  # When updating platformio, also update /docker/Dockerfile
 esptool==4.9.0
 click==8.1.7
 esphome-dashboard==20250514.0
-aioesphomeapi==34.1.0
+aioesphomeapi==34.2.0
 zeroconf==0.147.0
 puremagic==1.30
 ruamel.yaml==0.18.14 # dashboard_import

script/api_protobuf/api_protobuf.py

@@ -290,7 +290,7 @@ class DoubleType(TypeInfo):
     wire_type = WireType.FIXED64  # Uses wire type 1 according to protobuf spec
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%g", {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%g", {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -312,7 +312,7 @@ class FloatType(TypeInfo):
     wire_type = WireType.FIXED32  # Uses wire type 5
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%g", {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%g", {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -334,7 +334,7 @@ class Int64Type(TypeInfo):
     wire_type = WireType.VARINT  # Uses wire type 0
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%lld", {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%lld", {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -356,7 +356,7 @@ class UInt64Type(TypeInfo):
     wire_type = WireType.VARINT  # Uses wire type 0
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%llu", {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%llu", {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -378,7 +378,7 @@ class Int32Type(TypeInfo):
     wire_type = WireType.VARINT  # Uses wire type 0
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%" PRId32, {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%" PRId32, {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -400,7 +400,7 @@ class Fixed64Type(TypeInfo):
     wire_type = WireType.FIXED64  # Uses wire type 1
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%llu", {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%llu", {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -422,7 +422,7 @@ class Fixed32Type(TypeInfo):
     wire_type = WireType.FIXED32  # Uses wire type 5
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%" PRIu32, {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%" PRIu32, {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -555,7 +555,7 @@ class UInt32Type(TypeInfo):
     wire_type = WireType.VARINT  # Uses wire type 0
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%" PRIu32, {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%" PRIu32, {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -607,7 +607,7 @@ class SFixed32Type(TypeInfo):
     wire_type = WireType.FIXED32  # Uses wire type 5
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%" PRId32, {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%" PRId32, {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -629,7 +629,7 @@ class SFixed64Type(TypeInfo):
     wire_type = WireType.FIXED64  # Uses wire type 1
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%lld", {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%lld", {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -651,7 +651,7 @@ class SInt32Type(TypeInfo):
     wire_type = WireType.VARINT  # Uses wire type 0
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%" PRId32, {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%" PRId32, {name});\n'
         o += "out.append(buffer);"
         return o
 
@@ -673,7 +673,7 @@ class SInt64Type(TypeInfo):
     wire_type = WireType.VARINT  # Uses wire type 0
 
     def dump(self, name: str) -> str:
-        o = f'sprintf(buffer, "%lld", {name});\n'
+        o = f'snprintf(buffer, sizeof(buffer), "%lld", {name});\n'
         o += "out.append(buffer);"
         return o