use simple lookup

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

.github/workflows/lock.yml

@@ -1,28 +1,11 @@
 ---
-name: Lock
+name: Lock closed issues and PRs
 
 on:
   schedule:
-    - cron: "30 0 * * *"
+    - cron: "30 0 * * *"  # Run daily at 00:30 UTC
   workflow_dispatch:
 
-permissions:
-  issues: write
-  pull-requests: write
-
-concurrency:
-  group: lock
-
 jobs:
   lock:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: dessant/lock-threads@v5.0.1
-        with:
-          pr-inactive-days: "1"
-          pr-lock-reason: ""
-          exclude-any-pr-labels: keep-open
-
-          issue-inactive-days: "7"
-          issue-lock-reason: ""
-          exclude-any-issue-labels: keep-open
+    uses: esphome/workflows/.github/workflows/lock.yml@main

esphome/components/api/api_connection.cpp

@@ -33,9 +33,14 @@ namespace api {
 // Since each message could contain multiple protobuf messages when using packet batching,
 // this limits the number of messages processed, not the number of TCP packets.
 static constexpr uint8_t MAX_MESSAGES_PER_LOOP = 5;
+static constexpr uint8_t MAX_PING_RETRIES = 60;
+static constexpr uint16_t PING_RETRY_INTERVAL = 1000;
+static constexpr uint32_t KEEPALIVE_DISCONNECT_TIMEOUT = (KEEPALIVE_TIMEOUT_MS * 5) / 2;
 
 static const char *const TAG = "api.connection";
+#ifdef USE_ESP32_CAMERA
 static const int ESP32_CAMERA_STOP_STREAM = 5000;
+#endif
 
 APIConnection::APIConnection(std::unique_ptr<socket::Socket> sock, APIServer *parent)
     : parent_(parent), initial_state_iterator_(this), list_entities_iterator_(this) {
@@ -90,16 +95,6 @@ APIConnection::~APIConnection() {
 }
 
 void APIConnection::loop() {
-  if (this->remove_)
-    return;
-
-  if (!network::is_connected()) {
-    // when network is disconnected force disconnect immediately
-    // don't wait for timeout
-    this->on_fatal_error();
-    ESP_LOGW(TAG, "%s: Network unavailable; disconnecting", this->get_client_combined_info().c_str());
-    return;
-  }
   if (this->next_close_) {
     // requested a disconnect
     this->helper_->close();
@@ -152,20 +147,19 @@ void APIConnection::loop() {
 
   // Process deferred batch if scheduled
   if (this->deferred_batch_.batch_scheduled &&
-      App.get_loop_component_start_time() - this->deferred_batch_.batch_start_time >= this->get_batch_delay_ms_()) {
+      now - this->deferred_batch_.batch_start_time >= this->get_batch_delay_ms_()) {
     this->process_batch_();
   }
 
-  if (!this->list_entities_iterator_.completed())
+  if (!this->list_entities_iterator_.completed()) {
     this->list_entities_iterator_.advance();
-  if (!this->initial_state_iterator_.completed() && this->list_entities_iterator_.completed())
+  } else if (!this->initial_state_iterator_.completed()) {
     this->initial_state_iterator_.advance();
+  }
 
-  static uint8_t max_ping_retries = 60;
-  static uint16_t ping_retry_interval = 1000;
   if (this->sent_ping_) {
     // Disconnect if not responded within 2.5*keepalive
-    if (now - this->last_traffic_ > (KEEPALIVE_TIMEOUT_MS * 5) / 2) {
+    if (now - this->last_traffic_ > KEEPALIVE_DISCONNECT_TIMEOUT) {
       on_fatal_error();
       ESP_LOGW(TAG, "%s is unresponsive; disconnecting", this->get_client_combined_info().c_str());
     }
@@ -173,17 +167,15 @@ void APIConnection::loop() {
     ESP_LOGVV(TAG, "Sending keepalive PING");
     this->sent_ping_ = this->send_message(PingRequest());
     if (!this->sent_ping_) {
-      this->next_ping_retry_ = now + ping_retry_interval;
+      this->next_ping_retry_ = now + PING_RETRY_INTERVAL;
       this->ping_retries_++;
-      std::string warn_str = str_sprintf("%s: Sending keepalive failed %u time(s);",
-                                         this->get_client_combined_info().c_str(), this->ping_retries_);
-      if (this->ping_retries_ >= max_ping_retries) {
+      if (this->ping_retries_ >= MAX_PING_RETRIES) {
         on_fatal_error();
-        ESP_LOGE(TAG, "%s disconnecting", warn_str.c_str());
+        ESP_LOGE(TAG, "%s: Ping failed %u times", this->get_client_combined_info().c_str(), this->ping_retries_);
       } else if (this->ping_retries_ >= 10) {
-        ESP_LOGW(TAG, "%s retrying in %u ms", warn_str.c_str(), ping_retry_interval);
+        ESP_LOGW(TAG, "%s: Ping retry %u", this->get_client_combined_info().c_str(), this->ping_retries_);
       } else {
-        ESP_LOGD(TAG, "%s retrying in %u ms", warn_str.c_str(), ping_retry_interval);
+        ESP_LOGD(TAG, "%s: Ping retry %u", this->get_client_combined_info().c_str(), this->ping_retries_);
       }
     }
   }
@@ -207,22 +199,20 @@ void APIConnection::loop() {
     // bool done = 3;
     buffer.encode_bool(3, done);
 
-    bool success = this->send_buffer(buffer, 44);
+    bool success = this->send_buffer(buffer, CameraImageResponse::MESSAGE_TYPE);
 
     if (success) {
       this->image_reader_.consume_data(to_send);
-    }
-    if (success && done) {
-      this->image_reader_.return_image();
+      if (done) {
+        this->image_reader_.return_image();
+      }
     }
   }
 #endif
 
-  if (state_subs_at_ != -1) {
+  if (state_subs_at_ >= 0) {
     const auto &subs = this->parent_->get_state_subs();
-    if (state_subs_at_ >= (int) subs.size()) {
-      state_subs_at_ = -1;
-    } else {
+    if (state_subs_at_ < static_cast<int>(subs.size())) {
       auto &it = subs[state_subs_at_];
       SubscribeHomeAssistantStateResponse resp;
       resp.entity_id = it.entity_id;
@@ -231,6 +221,8 @@ void APIConnection::loop() {
       if (this->send_message(resp)) {
         state_subs_at_++;
       }
+    } else {
+      state_subs_at_ = -1;
     }
   }
 }
@@ -284,6 +276,11 @@ uint16_t APIConnection::encode_message_to_buffer(ProtoMessage &msg, uint16_t mes
   // Encode directly into buffer
   msg.encode(buffer);
 
+#ifdef HAS_PROTO_MESSAGE_DUMP
+  // Log the message for VV debugging
+  conn->log_send_message_(msg.message_name(), msg.dump());
+#endif
+
   // Calculate actual encoded size (not including header that was already added)
   size_t actual_payload_size = shared_buf.size() - size_before_encode;
 
@@ -1440,7 +1437,7 @@ void APIConnection::alarm_control_panel_command(const AlarmControlPanelCommandRe
 
 #ifdef USE_EVENT
 void APIConnection::send_event(event::Event *event, const std::string &event_type) {
-  this->schedule_message_(event, MessageCreator(event_type, EventResponse::MESSAGE_TYPE), EventResponse::MESSAGE_TYPE);
+  this->schedule_message_(event, MessageCreator(event_type), EventResponse::MESSAGE_TYPE);
 }
 void APIConnection::send_event_info(event::Event *event) {
   this->schedule_message_(event, &APIConnection::try_send_event_info, ListEntitiesEventResponse::MESSAGE_TYPE);
@@ -1795,7 +1792,8 @@ void APIConnection::process_batch_() {
     const auto &item = this->deferred_batch_.items[0];
 
     // Let the creator calculate size and encode if it fits
-    uint16_t payload_size = item.creator(item.entity, this, std::numeric_limits<uint16_t>::max(), true);
+    uint16_t payload_size =
+        item.creator(item.entity, this, std::numeric_limits<uint16_t>::max(), true, item.message_type);
 
     if (payload_size > 0 &&
         this->send_buffer(ProtoWriteBuffer{&this->parent_->get_shared_buffer_ref()}, item.message_type)) {
@@ -1845,7 +1843,7 @@ void APIConnection::process_batch_() {
   for (const auto &item : this->deferred_batch_.items) {
     // Try to encode message
     // The creator will calculate overhead to determine if the message fits
-    uint16_t payload_size = item.creator(item.entity, this, remaining_size, false);
+    uint16_t payload_size = item.creator(item.entity, this, remaining_size, false, item.message_type);
 
     if (payload_size == 0) {
       // Message won't fit, stop processing
@@ -1908,21 +1906,23 @@ void APIConnection::process_batch_() {
 }
 
 uint16_t APIConnection::MessageCreator::operator()(EntityBase *entity, APIConnection *conn, uint32_t remaining_size,
-                                                   bool is_single) const {
-  switch (message_type_) {
-    case 0:  // Function pointer
-      return data_.ptr(entity, conn, remaining_size, is_single);
-
+                                                   bool is_single, uint16_t message_type) const {
+  if (has_tagged_string_ptr_()) {
+    // Handle string-based messages
+    switch (message_type) {
 #ifdef USE_EVENT
-    case EventResponse::MESSAGE_TYPE: {
-      auto *e = static_cast<event::Event *>(entity);
-      return APIConnection::try_send_event_response(e, *data_.string_ptr, conn, remaining_size, is_single);
-    }
+      case EventResponse::MESSAGE_TYPE: {
+        auto *e = static_cast<event::Event *>(entity);
+        return APIConnection::try_send_event_response(e, *get_string_ptr_(), conn, remaining_size, is_single);
+      }
 #endif
-
-    default:
-      // Should not happen, return 0 to indicate no message
-      return 0;
+      default:
+        // Should not happen, return 0 to indicate no message
+        return 0;
+    }
+  } else {
+    // Function pointer case
+    return data_.ptr(entity, conn, remaining_size, is_single);
   }
 }
 

esphome/components/api/api_connection.h

@@ -483,55 +483,57 @@ class APIConnection : public APIServerConnection {
   // Function pointer type for message encoding
   using MessageCreatorPtr = uint16_t (*)(EntityBase *, APIConnection *, uint32_t remaining_size, bool is_single);
 
-  // Optimized MessageCreator class using union dispatch
+  // Optimized MessageCreator class using tagged pointer
   class MessageCreator {
+    // Ensure pointer alignment allows LSB tagging
+    static_assert(alignof(std::string *) > 1, "String pointer alignment must be > 1 for LSB tagging");
+
    public:
-    // Constructor for function pointer (message_type = 0)
-    MessageCreator(MessageCreatorPtr ptr) : message_type_(0) { data_.ptr = ptr; }
+    // Constructor for function pointer
+    MessageCreator(MessageCreatorPtr ptr) {
+      // Function pointers are always aligned, so LSB is 0
+      data_.ptr = ptr;
+    }
 
     // Constructor for string state capture
-    MessageCreator(const std::string &value, uint16_t msg_type) : message_type_(msg_type) {
-      data_.string_ptr = new std::string(value);
+    explicit MessageCreator(const std::string &str_value) {
+      // Allocate string and tag the pointer
+      auto *str = new std::string(str_value);
+      // Set LSB to 1 to indicate string pointer
+      data_.tagged = reinterpret_cast<uintptr_t>(str) | 1;
     }
 
     // Destructor
     ~MessageCreator() {
-      // Clean up string data for string-based message types
-      if (uses_string_data_()) {
-        delete data_.string_ptr;
+      if (has_tagged_string_ptr_()) {
+        delete get_string_ptr_();
       }
     }
 
     // Copy constructor
-    MessageCreator(const MessageCreator &other) : message_type_(other.message_type_) {
-      if (message_type_ == 0) {
-        data_.ptr = other.data_.ptr;
-      } else if (uses_string_data_()) {
-        data_.string_ptr = new std::string(*other.data_.string_ptr);
+    MessageCreator(const MessageCreator &other) {
+      if (other.has_tagged_string_ptr_()) {
+        auto *str = new std::string(*other.get_string_ptr_());
+        data_.tagged = reinterpret_cast<uintptr_t>(str) | 1;
       } else {
-        data_ = other.data_;  // For POD types
+        data_ = other.data_;
       }
     }
 
     // Move constructor
-    MessageCreator(MessageCreator &&other) noexcept : data_(other.data_), message_type_(other.message_type_) {
-      other.message_type_ = 0;  // Reset other to function pointer type
-      other.data_.ptr = nullptr;
-    }
+    MessageCreator(MessageCreator &&other) noexcept : data_(other.data_) { other.data_.ptr = nullptr; }
 
     // Assignment operators (needed for batch deduplication)
     MessageCreator &operator=(const MessageCreator &other) {
       if (this != &other) {
         // Clean up current string data if needed
-        if (uses_string_data_()) {
-          delete data_.string_ptr;
+        if (has_tagged_string_ptr_()) {
+          delete get_string_ptr_();
         }
         // Copy new data
-        message_type_ = other.message_type_;
-        if (other.message_type_ == 0) {
-          data_.ptr = other.data_.ptr;
-        } else if (other.uses_string_data_()) {
-          data_.string_ptr = new std::string(*other.data_.string_ptr);
+        if (other.has_tagged_string_ptr_()) {
+          auto *str = new std::string(*other.get_string_ptr_());
+          data_.tagged = reinterpret_cast<uintptr_t>(str) | 1;
         } else {
           data_ = other.data_;
         }
@@ -542,30 +544,35 @@ class APIConnection : public APIServerConnection {
     MessageCreator &operator=(MessageCreator &&other) noexcept {
       if (this != &other) {
         // Clean up current string data if needed
-        if (uses_string_data_()) {
-          delete data_.string_ptr;
+        if (has_tagged_string_ptr_()) {
+          delete get_string_ptr_();
         }
         // Move data
-        message_type_ = other.message_type_;
         data_ = other.data_;
         // Reset other to safe state
-        other.message_type_ = 0;
         other.data_.ptr = nullptr;
       }
       return *this;
     }
 
-    // Call operator
-    uint16_t operator()(EntityBase *entity, APIConnection *conn, uint32_t remaining_size, bool is_single) const;
+    // Call operator - now accepts message_type as parameter
+    uint16_t operator()(EntityBase *entity, APIConnection *conn, uint32_t remaining_size, bool is_single,
+                        uint16_t message_type) const;
 
    private:
-    // Helper to check if this message type uses heap-allocated strings
-    bool uses_string_data_() const { return message_type_ == EventResponse::MESSAGE_TYPE; }
-    union CreatorData {
-      MessageCreatorPtr ptr;    // 8 bytes
-      std::string *string_ptr;  // 8 bytes
-    } data_;                    // 8 bytes
-    uint16_t message_type_;     // 2 bytes (0 = function ptr, >0 = state capture)
+    // Check if this contains a string pointer
+    bool has_tagged_string_ptr_() const { return (data_.tagged & 1) != 0; }
+
+    // Get the actual string pointer (clears the tag bit)
+    std::string *get_string_ptr_() const {
+      // NOLINTNEXTLINE(performance-no-int-to-ptr)
+      return reinterpret_cast<std::string *>(data_.tagged & ~uintptr_t(1));
+    }
+
+    union {
+      MessageCreatorPtr ptr;
+      uintptr_t tagged;
+    } data_;  // 4 bytes on 32-bit
   };
 
   // Generic batching mechanism for both state updates and entity info

esphome/components/api/api_frame_helper.cpp

@@ -66,6 +66,17 @@ const char *api_error_to_str(APIError err) {
   return "UNKNOWN";
 }
 
+// Default implementation for loop - handles sending buffered data
+APIError APIFrameHelper::loop() {
+  if (!this->tx_buf_.empty()) {
+    APIError err = try_send_tx_buf_();
+    if (err != APIError::OK && err != APIError::WOULD_BLOCK) {
+      return err;
+    }
+  }
+  return APIError::OK;  // Convert WOULD_BLOCK to OK to avoid connection termination
+}
+
 // Helper method to buffer data from IOVs
 void APIFrameHelper::buffer_data_from_iov_(const struct iovec *iov, int iovcnt, uint16_t total_write_len) {
   SendBuffer buffer;
@@ -287,13 +298,8 @@ APIError APINoiseFrameHelper::loop() {
     }
   }
 
-  if (!this->tx_buf_.empty()) {
-    APIError err = try_send_tx_buf_();
-    if (err != APIError::OK && err != APIError::WOULD_BLOCK) {
-      return err;
-    }
-  }
-  return APIError::OK;  // Convert WOULD_BLOCK to OK to avoid connection termination
+  // Use base class implementation for buffer sending
+  return APIFrameHelper::loop();
 }
 
 /** Read a packet into the rx_buf_. If successful, stores frame data in the frame parameter
@@ -339,17 +345,15 @@ APIError APINoiseFrameHelper::try_read_frame_(ParsedFrame *frame) {
       return APIError::WOULD_BLOCK;
     }
 
+    if (rx_header_buf_[0] != 0x01) {
+      state_ = State::FAILED;
+      HELPER_LOG("Bad indicator byte %u", rx_header_buf_[0]);
+      return APIError::BAD_INDICATOR;
+    }
     // header reading done
   }
 
   // read body
-  uint8_t indicator = rx_header_buf_[0];
-  if (indicator != 0x01) {
-    state_ = State::FAILED;
-    HELPER_LOG("Bad indicator byte %u", indicator);
-    return APIError::BAD_INDICATOR;
-  }
-
   uint16_t msg_size = (((uint16_t) rx_header_buf_[1]) << 8) | rx_header_buf_[2];
 
   if (state_ != State::DATA && msg_size > 128) {
@@ -595,10 +599,6 @@ APIError APINoiseFrameHelper::read_packet(ReadPacketBuffer *buffer) {
     return APIError::BAD_DATA_PACKET;
   }
 
-  // uint16_t type;
-  // uint16_t data_len;
-  // uint8_t *data;
-  // uint8_t *padding;  zero or more bytes to fill up the rest of the packet
   uint16_t type = (((uint16_t) msg_data[0]) << 8) | msg_data[1];
   uint16_t data_len = (((uint16_t) msg_data[2]) << 8) | msg_data[3];
   if (data_len > msg_size - 4) {
@@ -831,18 +831,12 @@ APIError APIPlaintextFrameHelper::init() {
   state_ = State::DATA;
   return APIError::OK;
 }
-/// Not used for plaintext
 APIError APIPlaintextFrameHelper::loop() {
   if (state_ != State::DATA) {
     return APIError::BAD_STATE;
   }
-  if (!this->tx_buf_.empty()) {
-    APIError err = try_send_tx_buf_();
-    if (err != APIError::OK && err != APIError::WOULD_BLOCK) {
-      return err;
-    }
-  }
-  return APIError::OK;  // Convert WOULD_BLOCK to OK to avoid connection termination
+  // Use base class implementation for buffer sending
+  return APIFrameHelper::loop();
 }
 
 /** Read a packet into the rx_buf_. If successful, stores frame data in the frame parameter

esphome/components/api/api_frame_helper.h

@@ -38,7 +38,7 @@ struct PacketInfo {
       : message_type(type), offset(off), payload_size(size), padding(0) {}
 };
 
-enum class APIError : int {
+enum class APIError : uint16_t {
   OK = 0,
   WOULD_BLOCK = 1001,
   BAD_HANDSHAKE_PACKET_LEN = 1002,
@@ -74,7 +74,7 @@ class APIFrameHelper {
   }
   virtual ~APIFrameHelper() = default;
   virtual APIError init() = 0;
-  virtual APIError loop() = 0;
+  virtual APIError loop();
   virtual APIError read_packet(ReadPacketBuffer *buffer) = 0;
   bool can_write_without_blocking() { return state_ == State::DATA && tx_buf_.empty(); }
   std::string getpeername() { return socket_->getpeername(); }

esphome/components/api/api_pb2_service.h

@@ -19,7 +19,7 @@ class APIServerConnectionBase : public ProtoService {
 
   template<typename T> bool send_message(const T &msg) {
 #ifdef HAS_PROTO_MESSAGE_DUMP
-    this->log_send_message_(T::message_name(), msg.dump());
+    this->log_send_message_(msg.message_name(), msg.dump());
 #endif
     return this->send_message_(msg, T::MESSAGE_TYPE);
   }

esphome/components/api/api_server.cpp

@@ -47,6 +47,11 @@ void APIServer::setup() {
   }
 #endif
 
+  // Schedule reboot if no clients connect within timeout
+  if (this->reboot_timeout_ != 0) {
+    this->schedule_reboot_timeout_();
+  }
+
   this->socket_ = socket::socket_ip_loop_monitored(SOCK_STREAM, 0);  // monitored for incoming connections
   if (this->socket_ == nullptr) {
     ESP_LOGW(TAG, "Could not create socket");
@@ -106,8 +111,6 @@ void APIServer::setup() {
   }
 #endif
 
-  this->last_connected_ = App.get_loop_component_start_time();
-
 #ifdef USE_ESP32_CAMERA
   if (esp32_camera::global_esp32_camera != nullptr && !esp32_camera::global_esp32_camera->is_internal()) {
     esp32_camera::global_esp32_camera->add_image_callback(
@@ -121,6 +124,16 @@ void APIServer::setup() {
 #endif
 }
 
+void APIServer::schedule_reboot_timeout_() {
+  this->status_set_warning();
+  this->set_timeout("api_reboot", this->reboot_timeout_, []() {
+    if (!global_api_server->is_connected()) {
+      ESP_LOGE(TAG, "No clients; rebooting");
+      App.reboot();
+    }
+  });
+}
+
 void APIServer::loop() {
   // Accept new clients only if the socket exists and has incoming connections
   if (this->socket_ && this->socket_->ready()) {
@@ -130,51 +143,61 @@ void APIServer::loop() {
       auto sock = this->socket_->accept_loop_monitored((struct sockaddr *) &source_addr, &addr_len);
       if (!sock)
         break;
-      ESP_LOGD(TAG, "Accepted %s", sock->getpeername().c_str());
+      ESP_LOGD(TAG, "Accept %s", sock->getpeername().c_str());
 
       auto *conn = new APIConnection(std::move(sock), this);
       this->clients_.emplace_back(conn);
       conn->start();
+
+      // Clear warning status and cancel reboot when first client connects
+      if (this->clients_.size() == 1 && this->reboot_timeout_ != 0) {
+        this->status_clear_warning();
+        this->cancel_timeout("api_reboot");
+      }
     }
   }
 
+  if (this->clients_.empty()) {
+    return;
+  }
+
   // Process clients and remove disconnected ones in a single pass
-  if (!this->clients_.empty()) {
-    size_t client_index = 0;
-    while (client_index < this->clients_.size()) {
-      auto &client = this->clients_[client_index];
-
-      if (client->remove_) {
-        // Handle disconnection
-        this->client_disconnected_trigger_->trigger(client->client_info_, client->client_peername_);
-        ESP_LOGV(TAG, "Removing connection to %s", client->client_info_.c_str());
-
-        // Swap with the last element and pop (avoids expensive vector shifts)
-        if (client_index < this->clients_.size() - 1) {
-          std::swap(this->clients_[client_index], this->clients_.back());
-        }
-        this->clients_.pop_back();
-        // Don't increment client_index since we need to process the swapped element
-      } else {
-        // Process active client
-        client->loop();
-        client_index++;  // Move to next client
-      }
+  // Check network connectivity once for all clients
+  if (!network::is_connected()) {
+    // Network is down - disconnect all clients
+    for (auto &client : this->clients_) {
+      client->on_fatal_error();
+      ESP_LOGW(TAG, "%s: Network down; disconnect", client->get_client_combined_info().c_str());
     }
+    // Continue to process and clean up the clients below
   }
 
-  if (this->reboot_timeout_ != 0) {
-    const uint32_t now = App.get_loop_component_start_time();
-    if (!this->is_connected()) {
-      if (now - this->last_connected_ > this->reboot_timeout_) {
-        ESP_LOGE(TAG, "No client connected; rebooting");
-        App.reboot();
-      }
-      this->status_set_warning();
-    } else {
-      this->last_connected_ = now;
-      this->status_clear_warning();
+  size_t client_index = 0;
+  while (client_index < this->clients_.size()) {
+    auto &client = this->clients_[client_index];
+
+    if (!client->remove_) {
+      // Common case: process active client
+      client->loop();
+      client_index++;
+      continue;
     }
+
+    // Rare case: handle disconnection
+    this->client_disconnected_trigger_->trigger(client->client_info_, client->client_peername_);
+    ESP_LOGV(TAG, "Remove connection %s", client->client_info_.c_str());
+
+    // Swap with the last element and pop (avoids expensive vector shifts)
+    if (client_index < this->clients_.size() - 1) {
+      std::swap(this->clients_[client_index], this->clients_.back());
+    }
+    this->clients_.pop_back();
+
+    // Schedule reboot when last client disconnects
+    if (this->clients_.empty() && this->reboot_timeout_ != 0) {
+      this->schedule_reboot_timeout_();
+    }
+    // Don't increment client_index since we need to process the swapped element
   }
 }
 

esphome/components/api/api_server.h

@@ -142,6 +142,7 @@ class APIServer : public Component, public Controller {
   }
 
  protected:
+  void schedule_reboot_timeout_();
   // Pointers and pointer-like types first (4 bytes each)
   std::unique_ptr<socket::Socket> socket_ = nullptr;
   Trigger<std::string, std::string> *client_connected_trigger_ = new Trigger<std::string, std::string>();
@@ -150,7 +151,6 @@ class APIServer : public Component, public Controller {
   // 4-byte aligned types
   uint32_t reboot_timeout_{300000};
   uint32_t batch_delay_{100};
-  uint32_t last_connected_{0};
 
   // Vectors and strings (12 bytes each on 32-bit)
   std::vector<std::unique_ptr<APIConnection>> clients_;

esphome/components/api/proto.h

@@ -335,6 +335,7 @@ class ProtoMessage {
 #ifdef HAS_PROTO_MESSAGE_DUMP
   std::string dump() const;
   virtual void dump_to(std::string &out) const = 0;
+  virtual const char *message_name() const { return "unknown"; }
 #endif
 
  protected:

esphome/components/binary_sensor/__init__.py

@@ -148,6 +148,7 @@ BinarySensorCondition = binary_sensor_ns.class_("BinarySensorCondition", Conditi
 
 # Filters
 Filter = binary_sensor_ns.class_("Filter")
+TimeoutFilter = binary_sensor_ns.class_("TimeoutFilter", Filter, cg.Component)
 DelayedOnOffFilter = binary_sensor_ns.class_("DelayedOnOffFilter", Filter, cg.Component)
 DelayedOnFilter = binary_sensor_ns.class_("DelayedOnFilter", Filter, cg.Component)
 DelayedOffFilter = binary_sensor_ns.class_("DelayedOffFilter", Filter, cg.Component)
@@ -171,6 +172,19 @@ async def invert_filter_to_code(config, filter_id):
     return cg.new_Pvariable(filter_id)
 
 
+@register_filter(
+    "timeout",
+    TimeoutFilter,
+    cv.templatable(cv.positive_time_period_milliseconds),
+)
+async def timeout_filter_to_code(config, filter_id):
+    var = cg.new_Pvariable(filter_id)
+    await cg.register_component(var, {})
+    template_ = await cg.templatable(config, [], cg.uint32)
+    cg.add(var.set_timeout_value(template_))
+    return var
+
+
 @register_filter(
     "delayed_on_off",
     DelayedOnOffFilter,

esphome/components/binary_sensor/filter.cpp

@@ -25,6 +25,12 @@ void Filter::input(bool value) {
   }
 }
 
+void TimeoutFilter::input(bool value) {
+  this->set_timeout("timeout", this->timeout_delay_.value(), [this]() { this->parent_->invalidate_state(); });
+  // we do not de-dup here otherwise changes from invalid to valid state will not be output
+  this->output(value);
+}
+
 optional<bool> DelayedOnOffFilter::new_value(bool value) {
   if (value) {
     this->set_timeout("ON_OFF", this->on_delay_.value(), [this]() { this->output(true); });

esphome/components/binary_sensor/filter.h

@@ -16,7 +16,7 @@ class Filter {
  public:
   virtual optional<bool> new_value(bool value) = 0;
 
-  void input(bool value);
+  virtual void input(bool value);
 
   void output(bool value);
 
@@ -28,6 +28,16 @@ class Filter {
   Deduplicator<bool> dedup_;
 };
 
+class TimeoutFilter : public Filter, public Component {
+ public:
+  optional<bool> new_value(bool value) override { return value; }
+  void input(bool value) override;
+  template<typename T> void set_timeout_value(T timeout) { this->timeout_delay_ = timeout; }
+
+ protected:
+  TemplatableValue<uint32_t> timeout_delay_{};
+};
+
 class DelayedOnOffFilter : public Filter, public Component {
  public:
   optional<bool> new_value(bool value) override;

esphome/components/esp32/__init__.py

@@ -4,7 +4,7 @@ import logging
 import os
 from pathlib import Path
 
-from esphome import git
+from esphome import yaml_util
 import esphome.codegen as cg
 import esphome.config_validation as cv
 from esphome.const import (
@@ -23,7 +23,6 @@ from esphome.const import (
     CONF_REFRESH,
     CONF_SOURCE,
     CONF_TYPE,
-    CONF_URL,
     CONF_VARIANT,
     CONF_VERSION,
     KEY_CORE,
@@ -32,14 +31,13 @@ from esphome.const import (
     KEY_TARGET_FRAMEWORK,
     KEY_TARGET_PLATFORM,
     PLATFORM_ESP32,
-    TYPE_GIT,
-    TYPE_LOCAL,
     __version__,
 )
 from esphome.core import CORE, HexInt, TimePeriod
 from esphome.cpp_generator import RawExpression
 import esphome.final_validate as fv
 from esphome.helpers import copy_file_if_changed, mkdir_p, write_file_if_changed
+from esphome.types import ConfigType
 
 from .boards import BOARDS
 from .const import (  # noqa
@@ -49,10 +47,8 @@ from .const import (  # noqa
     KEY_EXTRA_BUILD_FILES,
     KEY_PATH,
     KEY_REF,
-    KEY_REFRESH,
     KEY_REPO,
     KEY_SDKCONFIG_OPTIONS,
-    KEY_SUBMODULES,
     KEY_VARIANT,
     VARIANT_ESP32,
     VARIANT_ESP32C2,
@@ -235,7 +231,7 @@ def add_idf_sdkconfig_option(name: str, value: SdkconfigValueType):
 def add_idf_component(
     *,
     name: str,
-    repo: str,
+    repo: str = None,
     ref: str = None,
     path: str = None,
     refresh: TimePeriod = None,
@@ -245,30 +241,27 @@ def add_idf_component(
     """Add an esp-idf component to the project."""
     if not CORE.using_esp_idf:
         raise ValueError("Not an esp-idf project")
-    if components is None:
-        components = []
-    if name not in CORE.data[KEY_ESP32][KEY_COMPONENTS]:
+    if not repo and not ref and not path:
+        raise ValueError("Requires at least one of repo, ref or path")
+    if refresh or submodules or components:
+        _LOGGER.warning(
+            "The refresh, components and submodules parameters in add_idf_component() are "
+            "deprecated and will be removed in ESPHome 2026.1. If you are seeing this, report "
+            "an issue to the external_component author and ask them to update it."
+        )
+    if components:
+        for comp in components:
+            CORE.data[KEY_ESP32][KEY_COMPONENTS][comp] = {
+                KEY_REPO: repo,
+                KEY_REF: ref,
+                KEY_PATH: f"{path}/{comp}" if path else comp,
+            }
+    else:
         CORE.data[KEY_ESP32][KEY_COMPONENTS][name] = {
             KEY_REPO: repo,
             KEY_REF: ref,
             KEY_PATH: path,
-            KEY_REFRESH: refresh,
-            KEY_COMPONENTS: components,
-            KEY_SUBMODULES: submodules,
         }
-    else:
-        component_config = CORE.data[KEY_ESP32][KEY_COMPONENTS][name]
-        if components is not None:
-            component_config[KEY_COMPONENTS] = list(
-                set(component_config[KEY_COMPONENTS] + components)
-            )
-        if submodules is not None:
-            if component_config[KEY_SUBMODULES] is None:
-                component_config[KEY_SUBMODULES] = submodules
-            else:
-                component_config[KEY_SUBMODULES] = list(
-                    set(component_config[KEY_SUBMODULES] + submodules)
-                )
 
 
 def add_extra_script(stage: str, filename: str, path: str):
@@ -575,6 +568,17 @@ CONF_ENABLE_LWIP_DHCP_SERVER = "enable_lwip_dhcp_server"
 CONF_ENABLE_LWIP_MDNS_QUERIES = "enable_lwip_mdns_queries"
 CONF_ENABLE_LWIP_BRIDGE_INTERFACE = "enable_lwip_bridge_interface"
 
+
+def _validate_idf_component(config: ConfigType) -> ConfigType:
+    """Validate IDF component config and warn about deprecated options."""
+    if CONF_REFRESH in config:
+        _LOGGER.warning(
+            "The 'refresh' option for IDF components is deprecated and has no effect. "
+            "It will be removed in ESPHome 2026.1. Please remove it from your configuration."
+        )
+    return config
+
+
 ESP_IDF_FRAMEWORK_SCHEMA = cv.All(
     cv.Schema(
         {
@@ -614,15 +618,19 @@ ESP_IDF_FRAMEWORK_SCHEMA = cv.All(
                 }
             ),
             cv.Optional(CONF_COMPONENTS, default=[]): cv.ensure_list(
-                cv.Schema(
-                    {
-                        cv.Required(CONF_NAME): cv.string_strict,
-                        cv.Required(CONF_SOURCE): cv.SOURCE_SCHEMA,
-                        cv.Optional(CONF_PATH): cv.string,
-                        cv.Optional(CONF_REFRESH, default="1d"): cv.All(
-                            cv.string, cv.source_refresh
-                        ),
-                    }
+                cv.All(
+                    cv.Schema(
+                        {
+                            cv.Required(CONF_NAME): cv.string_strict,
+                            cv.Optional(CONF_SOURCE): cv.git_ref,
+                            cv.Optional(CONF_REF): cv.string,
+                            cv.Optional(CONF_PATH): cv.string,
+                            cv.Optional(CONF_REFRESH): cv.All(
+                                cv.string, cv.source_refresh
+                            ),
+                        }
+                    ),
+                    _validate_idf_component,
                 )
             ),
         }
@@ -814,18 +822,12 @@ async def to_code(config):
             add_idf_sdkconfig_option(name, RawSdkconfigValue(value))
 
         for component in conf[CONF_COMPONENTS]:
-            source = component[CONF_SOURCE]
-            if source[CONF_TYPE] == TYPE_GIT:
-                add_idf_component(
-                    name=component[CONF_NAME],
-                    repo=source[CONF_URL],
-                    ref=source.get(CONF_REF),
-                    path=component.get(CONF_PATH),
-                    refresh=component[CONF_REFRESH],
-                )
-            elif source[CONF_TYPE] == TYPE_LOCAL:
-                _LOGGER.warning("Local components are not implemented yet.")
-
+            add_idf_component(
+                name=component[CONF_NAME],
+                repo=component.get(CONF_SOURCE),
+                ref=component.get(CONF_REF),
+                path=component.get(CONF_PATH),
+            )
     elif conf[CONF_TYPE] == FRAMEWORK_ARDUINO:
         cg.add_platformio_option("framework", "arduino")
         cg.add_build_flag("-DUSE_ARDUINO")
@@ -924,6 +926,26 @@ def _write_sdkconfig():
         write_file_if_changed(sdk_path, contents)
 
 
+def _write_idf_component_yml():
+    yml_path = Path(CORE.relative_build_path("src/idf_component.yml"))
+    if CORE.data[KEY_ESP32][KEY_COMPONENTS]:
+        components: dict = CORE.data[KEY_ESP32][KEY_COMPONENTS]
+        dependencies = {}
+        for name, component in components.items():
+            dependency = {}
+            if component[KEY_REF]:
+                dependency["version"] = component[KEY_REF]
+            if component[KEY_REPO]:
+                dependency["git"] = component[KEY_REPO]
+            if component[KEY_PATH]:
+                dependency["path"] = component[KEY_PATH]
+            dependencies[name] = dependency
+        contents = yaml_util.dump({"dependencies": dependencies})
+    else:
+        contents = ""
+    write_file_if_changed(yml_path, contents)
+
+
 # Called by writer.py
 def copy_files():
     if CORE.using_arduino:
@@ -936,6 +958,7 @@ def copy_files():
             )
     if CORE.using_esp_idf:
         _write_sdkconfig()
+        _write_idf_component_yml()
         if "partitions.csv" not in CORE.data[KEY_ESP32][KEY_EXTRA_BUILD_FILES]:
             write_file_if_changed(
                 CORE.relative_build_path("partitions.csv"),
@@ -952,55 +975,6 @@ def copy_files():
             __version__,
         )
 
-        import shutil
-
-        shutil.rmtree(CORE.relative_build_path("components"), ignore_errors=True)
-
-        if CORE.data[KEY_ESP32][KEY_COMPONENTS]:
-            components: dict = CORE.data[KEY_ESP32][KEY_COMPONENTS]
-
-            for name, component in components.items():
-                repo_dir, _ = git.clone_or_update(
-                    url=component[KEY_REPO],
-                    ref=component[KEY_REF],
-                    refresh=component[KEY_REFRESH],
-                    domain="idf_components",
-                    submodules=component[KEY_SUBMODULES],
-                )
-                mkdir_p(CORE.relative_build_path("components"))
-                component_dir = repo_dir
-                if component[KEY_PATH] is not None:
-                    component_dir = component_dir / component[KEY_PATH]
-
-                if component[KEY_COMPONENTS] == ["*"]:
-                    shutil.copytree(
-                        component_dir,
-                        CORE.relative_build_path("components"),
-                        dirs_exist_ok=True,
-                        ignore=shutil.ignore_patterns(".git*"),
-                        symlinks=True,
-                        ignore_dangling_symlinks=True,
-                    )
-                elif len(component[KEY_COMPONENTS]) > 0:
-                    for comp in component[KEY_COMPONENTS]:
-                        shutil.copytree(
-                            component_dir / comp,
-                            CORE.relative_build_path(f"components/{comp}"),
-                            dirs_exist_ok=True,
-                            ignore=shutil.ignore_patterns(".git*"),
-                            symlinks=True,
-                            ignore_dangling_symlinks=True,
-                        )
-                else:
-                    shutil.copytree(
-                        component_dir,
-                        CORE.relative_build_path(f"components/{name}"),
-                        dirs_exist_ok=True,
-                        ignore=shutil.ignore_patterns(".git*"),
-                        symlinks=True,
-                        ignore_dangling_symlinks=True,
-                    )
-
     for _, file in CORE.data[KEY_ESP32][KEY_EXTRA_BUILD_FILES].items():
         if file[KEY_PATH].startswith("http"):
             import requests

esphome/components/esp32_ble/ble.cpp

@@ -4,6 +4,7 @@
 #include "ble_event_pool.h"
 
 #include "esphome/core/application.h"
+#include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
 
 #include <esp_bt.h>
@@ -516,13 +517,12 @@ void ESP32BLE::dump_config() {
         break;
     }
     ESP_LOGCONFIG(TAG,
-                  "ESP32 BLE:\n"
-                  "  MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n"
+                  "BLE:\n"
+                  "  MAC address: %s\n"
                   "  IO Capability: %s",
-                  mac_address[0], mac_address[1], mac_address[2], mac_address[3], mac_address[4], mac_address[5],
-                  io_capability_s);
+                  format_mac_address_pretty(mac_address).c_str(), io_capability_s);
   } else {
-    ESP_LOGCONFIG(TAG, "ESP32 BLE: bluetooth stack is not enabled");
+    ESP_LOGCONFIG(TAG, "Bluetooth stack is not enabled");
   }
 }
 

esphome/components/esp32_hall/sensor.py

@@ -0,0 +1,5 @@
+import esphome.config_validation as cv
+
+CONFIG_SCHEMA = cv.invalid(
+    "The esp32_hall component has been removed as of ESPHome 2025.7.0. See https://github.com/esphome/esphome/pull/9117 for details."
+)

esphome/components/ld2410/ld2410.cpp

@@ -8,6 +8,8 @@
 #include "esphome/components/sensor/sensor.h"
 #endif
 
+#include "esphome/core/application.h"
+
 #define highbyte(val) (uint8_t)((val) >> 8)
 #define lowbyte(val) (uint8_t)((val) &0xff)
 
@@ -15,8 +17,106 @@ namespace esphome {
 namespace ld2410 {
 
 static const char *const TAG = "ld2410";
+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";
 
-LD2410Component::LD2410Component() {}
+// Memory-efficient lookup tables
+namespace {
+struct StringToUint8 {
+  const char *str;
+  uint8_t value;
+};
+
+struct Uint8ToString {
+  uint8_t value;
+  const char *str;
+};
+
+constexpr StringToUint8 BAUD_RATES[] = {
+    {"9600", BAUD_RATE_9600},     {"19200", BAUD_RATE_19200},   {"38400", BAUD_RATE_38400},
+    {"57600", BAUD_RATE_57600},   {"115200", BAUD_RATE_115200}, {"230400", BAUD_RATE_230400},
+    {"256000", BAUD_RATE_256000}, {"460800", BAUD_RATE_460800},
+};
+
+constexpr StringToUint8 DISTANCE_RESOLUTIONS[] = {
+    {"0.2m", DISTANCE_RESOLUTION_0_2},
+    {"0.75m", DISTANCE_RESOLUTION_0_75},
+};
+
+constexpr Uint8ToString DISTANCE_RESOLUTIONS_REV[] = {
+    {DISTANCE_RESOLUTION_0_2, "0.2m"},
+    {DISTANCE_RESOLUTION_0_75, "0.75m"},
+};
+
+constexpr StringToUint8 LIGHT_FUNCTIONS[] = {
+    {"off", LIGHT_FUNCTION_OFF},
+    {"below", LIGHT_FUNCTION_BELOW},
+    {"above", LIGHT_FUNCTION_ABOVE},
+};
+
+constexpr Uint8ToString LIGHT_FUNCTIONS_REV[] = {
+    {LIGHT_FUNCTION_OFF, "off"},
+    {LIGHT_FUNCTION_BELOW, "below"},
+    {LIGHT_FUNCTION_ABOVE, "above"},
+};
+
+constexpr StringToUint8 OUT_PIN_LEVELS[] = {
+    {"low", OUT_PIN_LEVEL_LOW},
+    {"high", OUT_PIN_LEVEL_HIGH},
+};
+
+constexpr Uint8ToString OUT_PIN_LEVELS_REV[] = {
+    {OUT_PIN_LEVEL_LOW, "low"},
+    {OUT_PIN_LEVEL_HIGH, "high"},
+};
+
+// Helper functions for lookups
+template<size_t N> uint8_t find_uint8(const StringToUint8 (&arr)[N], const std::string &str) {
+  for (const auto &entry : arr) {
+    if (str == entry.str)
+      return entry.value;
+  }
+  return 0xFF;  // Not found
+}
+
+template<size_t N> const char *find_str(const Uint8ToString (&arr)[N], uint8_t value) {
+  for (const auto &entry : arr) {
+    if (value == entry.value)
+      return entry.str;
+  }
+  return "";  // Not found
+}
+}  // namespace
+// Commands
+static const uint8_t CMD_ENABLE_CONF = 0xFF;
+static const uint8_t CMD_DISABLE_CONF = 0xFE;
+static const uint8_t CMD_ENABLE_ENG = 0x62;
+static const uint8_t CMD_DISABLE_ENG = 0x63;
+static const uint8_t CMD_MAXDIST_DURATION = 0x60;
+static const uint8_t CMD_QUERY = 0x61;
+static const uint8_t CMD_GATE_SENS = 0x64;
+static const uint8_t CMD_VERSION = 0xA0;
+static const uint8_t CMD_QUERY_DISTANCE_RESOLUTION = 0xAB;
+static const uint8_t CMD_SET_DISTANCE_RESOLUTION = 0xAA;
+static const uint8_t CMD_QUERY_LIGHT_CONTROL = 0xAE;
+static const uint8_t CMD_SET_LIGHT_CONTROL = 0xAD;
+static const uint8_t CMD_SET_BAUD_RATE = 0xA1;
+static const uint8_t CMD_BT_PASSWORD = 0xA9;
+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;
+// Commands values
+static const uint8_t CMD_MAX_MOVE_VALUE = 0x00;
+static const uint8_t CMD_MAX_STILL_VALUE = 0x01;
+static const uint8_t CMD_DURATION_VALUE = 0x02;
+// 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};
+// Data Header & Footer
+static const uint8_t DATA_FRAME_HEADER[4] = {0xF4, 0xF3, 0xF2, 0xF1};
+static const uint8_t DATA_FRAME_END[4] = {0xF8, 0xF7, 0xF6, 0xF5};
 
 void LD2410Component::dump_config() {
   ESP_LOGCONFIG(TAG, "LD2410:");
@@ -73,10 +173,10 @@ void LD2410Component::dump_config() {
 #endif
   this->read_all_info();
   ESP_LOGCONFIG(TAG,
-                "  Throttle_ : %ums\n"
-                "  MAC Address : %s\n"
-                "  Firmware Version : %s",
-                this->throttle_, const_cast<char *>(this->mac_.c_str()), const_cast<char *>(this->version_.c_str()));
+                "  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 LD2410Component::setup() {
@@ -153,7 +253,7 @@ void LD2410Component::handle_periodic_data_(uint8_t *buffer, int len) {
   /*
     Reduce data update rate to prevent home assistant database size grow fast
   */
-  int32_t current_millis = millis();
+  int32_t current_millis = App.get_loop_component_start_time();
   if (current_millis - last_periodic_millis_ < this->throttle_)
     return;
   last_periodic_millis_ = current_millis;
@@ -198,7 +298,7 @@ void LD2410Component::handle_periodic_data_(uint8_t *buffer, int len) {
   */
 #ifdef USE_SENSOR
   if (this->moving_target_distance_sensor_ != nullptr) {
-    int new_moving_target_distance = this->two_byte_to_int_(buffer[MOVING_TARGET_LOW], buffer[MOVING_TARGET_HIGH]);
+    int new_moving_target_distance = ld2410::two_byte_to_int(buffer[MOVING_TARGET_LOW], buffer[MOVING_TARGET_HIGH]);
     if (this->moving_target_distance_sensor_->get_state() != new_moving_target_distance)
       this->moving_target_distance_sensor_->publish_state(new_moving_target_distance);
   }
@@ -208,7 +308,7 @@ void LD2410Component::handle_periodic_data_(uint8_t *buffer, int len) {
       this->moving_target_energy_sensor_->publish_state(new_moving_target_energy);
   }
   if (this->still_target_distance_sensor_ != nullptr) {
-    int new_still_target_distance = this->two_byte_to_int_(buffer[STILL_TARGET_LOW], buffer[STILL_TARGET_HIGH]);
+    int new_still_target_distance = ld2410::two_byte_to_int(buffer[STILL_TARGET_LOW], buffer[STILL_TARGET_HIGH]);
     if (this->still_target_distance_sensor_->get_state() != new_still_target_distance)
       this->still_target_distance_sensor_->publish_state(new_still_target_distance);
   }
@@ -218,7 +318,7 @@ void LD2410Component::handle_periodic_data_(uint8_t *buffer, int len) {
       this->still_target_energy_sensor_->publish_state(new_still_target_energy);
   }
   if (this->detection_distance_sensor_ != nullptr) {
-    int new_detect_distance = this->two_byte_to_int_(buffer[DETECT_DISTANCE_LOW], buffer[DETECT_DISTANCE_HIGH]);
+    int new_detect_distance = ld2410::two_byte_to_int(buffer[DETECT_DISTANCE_LOW], buffer[DETECT_DISTANCE_HIGH]);
     if (this->detection_distance_sensor_->get_state() != new_detect_distance)
       this->detection_distance_sensor_->publish_state(new_detect_distance);
   }
@@ -280,40 +380,6 @@ void LD2410Component::handle_periodic_data_(uint8_t *buffer, int len) {
 #endif
 }
 
-const char VERSION_FMT[] = "%u.%02X.%02X%02X%02X%02X";
-
-std::string format_version(uint8_t *buffer) {
-  std::string::size_type version_size = 256;
-  std::string version;
-  do {
-    version.resize(version_size + 1);
-    version_size = std::snprintf(&version[0], version.size(), VERSION_FMT, buffer[13], buffer[12], buffer[17],
-                                 buffer[16], buffer[15], buffer[14]);
-  } while (version_size + 1 > version.size());
-  version.resize(version_size);
-  return version;
-}
-
-const char MAC_FMT[] = "%02X:%02X:%02X:%02X:%02X:%02X";
-
-const std::string UNKNOWN_MAC("unknown");
-const std::string NO_MAC("08:05:04:03:02:01");
-
-std::string format_mac(uint8_t *buffer) {
-  std::string::size_type mac_size = 256;
-  std::string mac;
-  do {
-    mac.resize(mac_size + 1);
-    mac_size = std::snprintf(&mac[0], mac.size(), MAC_FMT, buffer[10], buffer[11], buffer[12], buffer[13], buffer[14],
-                             buffer[15]);
-  } while (mac_size + 1 > mac.size());
-  mac.resize(mac_size);
-  if (mac == NO_MAC) {
-    return UNKNOWN_MAC;
-  }
-  return mac;
-}
-
 #ifdef USE_NUMBER
 std::function<void(void)> set_number_value(number::Number *n, float value) {
   float normalized_value = value * 1.0;
@@ -328,40 +394,40 @@ std::function<void(void)> set_number_value(number::Number *n, float value) {
 bool LD2410Component::handle_ack_data_(uint8_t *buffer, int len) {
   ESP_LOGV(TAG, "Handling ACK DATA for COMMAND %02X", buffer[COMMAND]);
   if (len < 10) {
-    ESP_LOGE(TAG, "Error with last command : incorrect length");
+    ESP_LOGE(TAG, "Invalid length");
     return true;
   }
   if (buffer[0] != 0xFD || buffer[1] != 0xFC || buffer[2] != 0xFB || buffer[3] != 0xFA) {  // check 4 frame start bytes
-    ESP_LOGE(TAG, "Error with last command : incorrect Header");
+    ESP_LOGE(TAG, "Invalid header");
     return true;
   }
   if (buffer[COMMAND_STATUS] != 0x01) {
-    ESP_LOGE(TAG, "Error with last command : status != 0x01");
+    ESP_LOGE(TAG, "Invalid status");
     return true;
   }
-  if (this->two_byte_to_int_(buffer[8], buffer[9]) != 0x00) {
-    ESP_LOGE(TAG, "Error with last command , last buffer was: %u , %u", buffer[8], buffer[9]);
+  if (ld2410::two_byte_to_int(buffer[8], buffer[9]) != 0x00) {
+    ESP_LOGE(TAG, "Invalid command: %u, %u", buffer[8], buffer[9]);
     return true;
   }
 
   switch (buffer[COMMAND]) {
     case lowbyte(CMD_ENABLE_CONF):
-      ESP_LOGV(TAG, "Handled Enable conf command");
+      ESP_LOGV(TAG, "Enable conf");
       break;
     case lowbyte(CMD_DISABLE_CONF):
-      ESP_LOGV(TAG, "Handled Disabled conf command");
+      ESP_LOGV(TAG, "Disabled conf");
       break;
     case lowbyte(CMD_SET_BAUD_RATE):
-      ESP_LOGV(TAG, "Handled baud rate change command");
+      ESP_LOGV(TAG, "Baud rate change");
 #ifdef USE_SELECT
       if (this->baud_rate_select_ != nullptr) {
-        ESP_LOGE(TAG, "Change baud rate component config to %s and reinstall", this->baud_rate_select_->state.c_str());
+        ESP_LOGE(TAG, "Configure baud rate to %s and reinstall", this->baud_rate_select_->state.c_str());
       }
 #endif
       break;
     case lowbyte(CMD_VERSION):
-      this->version_ = format_version(buffer);
-      ESP_LOGV(TAG, "FW Version is: %s", const_cast<char *>(this->version_.c_str()));
+      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());
 #ifdef USE_TEXT_SENSOR
       if (this->version_text_sensor_ != nullptr) {
         this->version_text_sensor_->publish_state(this->version_);
@@ -370,8 +436,8 @@ bool LD2410Component::handle_ack_data_(uint8_t *buffer, int len) {
       break;
     case lowbyte(CMD_QUERY_DISTANCE_RESOLUTION): {
       std::string distance_resolution =
-          DISTANCE_RESOLUTION_INT_TO_ENUM.at(this->two_byte_to_int_(buffer[10], buffer[11]));
-      ESP_LOGV(TAG, "Distance resolution is: %s", const_cast<char *>(distance_resolution.c_str()));
+          find_str(DISTANCE_RESOLUTIONS_REV, ld2410::two_byte_to_int(buffer[10], buffer[11]));
+      ESP_LOGV(TAG, "Distance resolution: %s", distance_resolution.c_str());
 #ifdef USE_SELECT
       if (this->distance_resolution_select_ != nullptr &&
           this->distance_resolution_select_->state != distance_resolution) {
@@ -380,12 +446,12 @@ bool LD2410Component::handle_ack_data_(uint8_t *buffer, int len) {
 #endif
     } break;
     case lowbyte(CMD_QUERY_LIGHT_CONTROL): {
-      this->light_function_ = LIGHT_FUNCTION_INT_TO_ENUM.at(buffer[10]);
+      this->light_function_ = find_str(LIGHT_FUNCTIONS_REV, buffer[10]);
       this->light_threshold_ = buffer[11] * 1.0;
-      this->out_pin_level_ = OUT_PIN_LEVEL_INT_TO_ENUM.at(buffer[12]);
-      ESP_LOGV(TAG, "Light function is: %s", const_cast<char *>(this->light_function_.c_str()));
-      ESP_LOGV(TAG, "Light threshold is: %f", this->light_threshold_);
-      ESP_LOGV(TAG, "Out pin level is: %s", const_cast<char *>(this->out_pin_level_.c_str()));
+      this->out_pin_level_ = find_str(OUT_PIN_LEVELS_REV, buffer[12]);
+      ESP_LOGV(TAG, "Light function: %s", const_cast<char *>(this->light_function_.c_str()));
+      ESP_LOGV(TAG, "Light threshold: %f", this->light_threshold_);
+      ESP_LOGV(TAG, "Out pin level: %s", const_cast<char *>(this->out_pin_level_.c_str()));
 #ifdef USE_SELECT
       if (this->light_function_select_ != nullptr && this->light_function_select_->state != this->light_function_) {
         this->light_function_select_->publish_state(this->light_function_);
@@ -406,33 +472,33 @@ bool LD2410Component::handle_ack_data_(uint8_t *buffer, int len) {
       if (len < 20) {
         return false;
       }
-      this->mac_ = format_mac(buffer);
-      ESP_LOGV(TAG, "MAC Address is: %s", const_cast<char *>(this->mac_.c_str()));
+      this->mac_ = format_mac_address_pretty(&buffer[10]);
+      ESP_LOGV(TAG, "MAC address: %s", this->mac_.c_str());
 #ifdef USE_TEXT_SENSOR
       if (this->mac_text_sensor_ != nullptr) {
-        this->mac_text_sensor_->publish_state(this->mac_);
+        this->mac_text_sensor_->publish_state(this->mac_ == NO_MAC ? UNKNOWN_MAC : this->mac_);
       }
 #endif
 #ifdef USE_SWITCH
       if (this->bluetooth_switch_ != nullptr) {
-        this->bluetooth_switch_->publish_state(this->mac_ != UNKNOWN_MAC);
+        this->bluetooth_switch_->publish_state(this->mac_ != NO_MAC);
       }
 #endif
       break;
     case lowbyte(CMD_GATE_SENS):
-      ESP_LOGV(TAG, "Handled sensitivity command");
+      ESP_LOGV(TAG, "Sensitivity");
       break;
     case lowbyte(CMD_BLUETOOTH):
-      ESP_LOGV(TAG, "Handled bluetooth command");
+      ESP_LOGV(TAG, "Bluetooth");
       break;
     case lowbyte(CMD_SET_DISTANCE_RESOLUTION):
-      ESP_LOGV(TAG, "Handled set distance resolution command");
+      ESP_LOGV(TAG, "Set distance resolution");
       break;
     case lowbyte(CMD_SET_LIGHT_CONTROL):
-      ESP_LOGV(TAG, "Handled set light control command");
+      ESP_LOGV(TAG, "Set light control");
       break;
     case lowbyte(CMD_BT_PASSWORD):
-      ESP_LOGV(TAG, "Handled set bluetooth password command");
+      ESP_LOGV(TAG, "Set bluetooth password");
       break;
     case lowbyte(CMD_QUERY):  // Query parameters response
     {
@@ -461,7 +527,7 @@ bool LD2410Component::handle_ack_data_(uint8_t *buffer, int len) {
       /*
         None Duration: 33~34th bytes
       */
-      updates.push_back(set_number_value(this->timeout_number_, this->two_byte_to_int_(buffer[32], buffer[33])));
+      updates.push_back(set_number_value(this->timeout_number_, ld2410::two_byte_to_int(buffer[32], buffer[33])));
       for (auto &update : updates) {
         update();
       }
@@ -518,21 +584,21 @@ void LD2410Component::set_bluetooth(bool enable) {
 
 void LD2410Component::set_distance_resolution(const std::string &state) {
   this->set_config_mode_(true);
-  uint8_t cmd_value[2] = {DISTANCE_RESOLUTION_ENUM_TO_INT.at(state), 0x00};
+  uint8_t cmd_value[2] = {find_uint8(DISTANCE_RESOLUTIONS, state), 0x00};
   this->send_command_(CMD_SET_DISTANCE_RESOLUTION, cmd_value, 2);
   this->set_timeout(200, [this]() { this->restart_and_read_all_info(); });
 }
 
 void LD2410Component::set_baud_rate(const std::string &state) {
   this->set_config_mode_(true);
-  uint8_t cmd_value[2] = {BAUD_RATE_ENUM_TO_INT.at(state), 0x00};
+  uint8_t cmd_value[2] = {find_uint8(BAUD_RATES, state), 0x00};
   this->send_command_(CMD_SET_BAUD_RATE, cmd_value, 2);
   this->set_timeout(200, [this]() { this->restart_(); });
 }
 
 void LD2410Component::set_bluetooth_password(const std::string &password) {
   if (password.length() != 6) {
-    ESP_LOGE(TAG, "set_bluetooth_password(): invalid password length, must be exactly 6 chars '%s'", password.c_str());
+    ESP_LOGE(TAG, "Password must be exactly 6 chars");
     return;
   }
   this->set_config_mode_(true);
@@ -544,7 +610,7 @@ void LD2410Component::set_bluetooth_password(const std::string &password) {
 
 void LD2410Component::set_engineering_mode(bool enable) {
   this->set_config_mode_(true);
-  last_engineering_mode_change_millis_ = millis();
+  last_engineering_mode_change_millis_ = App.get_loop_component_start_time();
   uint8_t cmd = enable ? CMD_ENABLE_ENG : CMD_DISABLE_ENG;
   this->send_command_(cmd, nullptr, 0);
   this->set_config_mode_(false);
@@ -659,9 +725,9 @@ void LD2410Component::set_light_out_control() {
     return;
   }
   this->set_config_mode_(true);
-  uint8_t light_function = LIGHT_FUNCTION_ENUM_TO_INT.at(this->light_function_);
+  uint8_t light_function = find_uint8(LIGHT_FUNCTIONS, this->light_function_);
   uint8_t light_threshold = static_cast<uint8_t>(this->light_threshold_);
-  uint8_t out_pin_level = OUT_PIN_LEVEL_ENUM_TO_INT.at(this->out_pin_level_);
+  uint8_t out_pin_level = find_uint8(OUT_PIN_LEVELS, this->out_pin_level_);
   uint8_t value[4] = {light_function, light_threshold, out_pin_level, 0x00};
   this->send_command_(CMD_SET_LIGHT_CONTROL, value, 4);
   delay(50);  // NOLINT

esphome/components/ld2410/ld2410.h

@@ -26,33 +26,11 @@
 #include "esphome/core/automation.h"
 #include "esphome/core/helpers.h"
 
-#include <map>
-
 namespace esphome {
 namespace ld2410 {
 
 #define CHECK_BIT(var, pos) (((var) >> (pos)) & 1)
 
-// Commands
-static const uint8_t CMD_ENABLE_CONF = 0x00FF;
-static const uint8_t CMD_DISABLE_CONF = 0x00FE;
-static const uint8_t CMD_ENABLE_ENG = 0x0062;
-static const uint8_t CMD_DISABLE_ENG = 0x0063;
-static const uint8_t CMD_MAXDIST_DURATION = 0x0060;
-static const uint8_t CMD_QUERY = 0x0061;
-static const uint8_t CMD_GATE_SENS = 0x0064;
-static const uint8_t CMD_VERSION = 0x00A0;
-static const uint8_t CMD_QUERY_DISTANCE_RESOLUTION = 0x00AB;
-static const uint8_t CMD_SET_DISTANCE_RESOLUTION = 0x00AA;
-static const uint8_t CMD_QUERY_LIGHT_CONTROL = 0x00AE;
-static const uint8_t CMD_SET_LIGHT_CONTROL = 0x00AD;
-static const uint8_t CMD_SET_BAUD_RATE = 0x00A1;
-static const uint8_t CMD_BT_PASSWORD = 0x00A9;
-static const uint8_t CMD_MAC = 0x00A5;
-static const uint8_t CMD_RESET = 0x00A2;
-static const uint8_t CMD_RESTART = 0x00A3;
-static const uint8_t CMD_BLUETOOTH = 0x00A4;
-
 enum BaudRateStructure : uint8_t {
   BAUD_RATE_9600 = 1,
   BAUD_RATE_19200 = 2,
@@ -61,58 +39,25 @@ enum BaudRateStructure : uint8_t {
   BAUD_RATE_115200 = 5,
   BAUD_RATE_230400 = 6,
   BAUD_RATE_256000 = 7,
-  BAUD_RATE_460800 = 8
+  BAUD_RATE_460800 = 8,
 };
 
-static const std::map<std::string, uint8_t> BAUD_RATE_ENUM_TO_INT{
-    {"9600", BAUD_RATE_9600},     {"19200", BAUD_RATE_19200},   {"38400", BAUD_RATE_38400},
-    {"57600", BAUD_RATE_57600},   {"115200", BAUD_RATE_115200}, {"230400", BAUD_RATE_230400},
-    {"256000", BAUD_RATE_256000}, {"460800", BAUD_RATE_460800}};
-
-enum DistanceResolutionStructure : uint8_t { DISTANCE_RESOLUTION_0_2 = 0x01, DISTANCE_RESOLUTION_0_75 = 0x00 };
-
-static const std::map<std::string, uint8_t> DISTANCE_RESOLUTION_ENUM_TO_INT{{"0.2m", DISTANCE_RESOLUTION_0_2},
-                                                                            {"0.75m", DISTANCE_RESOLUTION_0_75}};
-static const std::map<uint8_t, std::string> DISTANCE_RESOLUTION_INT_TO_ENUM{{DISTANCE_RESOLUTION_0_2, "0.2m"},
-                                                                            {DISTANCE_RESOLUTION_0_75, "0.75m"}};
+enum DistanceResolutionStructure : uint8_t {
+  DISTANCE_RESOLUTION_0_2 = 0x01,
+  DISTANCE_RESOLUTION_0_75 = 0x00,
+};
 
 enum LightFunctionStructure : uint8_t {
   LIGHT_FUNCTION_OFF = 0x00,
   LIGHT_FUNCTION_BELOW = 0x01,
-  LIGHT_FUNCTION_ABOVE = 0x02
+  LIGHT_FUNCTION_ABOVE = 0x02,
 };
 
-static const std::map<std::string, uint8_t> LIGHT_FUNCTION_ENUM_TO_INT{
-    {"off", LIGHT_FUNCTION_OFF}, {"below", LIGHT_FUNCTION_BELOW}, {"above", LIGHT_FUNCTION_ABOVE}};
-static const std::map<uint8_t, std::string> LIGHT_FUNCTION_INT_TO_ENUM{
-    {LIGHT_FUNCTION_OFF, "off"}, {LIGHT_FUNCTION_BELOW, "below"}, {LIGHT_FUNCTION_ABOVE, "above"}};
+enum OutPinLevelStructure : uint8_t {
+  OUT_PIN_LEVEL_LOW = 0x00,
+  OUT_PIN_LEVEL_HIGH = 0x01,
+};
 
-enum OutPinLevelStructure : uint8_t { OUT_PIN_LEVEL_LOW = 0x00, OUT_PIN_LEVEL_HIGH = 0x01 };
-
-static const std::map<std::string, uint8_t> OUT_PIN_LEVEL_ENUM_TO_INT{{"low", OUT_PIN_LEVEL_LOW},
-                                                                      {"high", OUT_PIN_LEVEL_HIGH}};
-static const std::map<uint8_t, std::string> OUT_PIN_LEVEL_INT_TO_ENUM{{OUT_PIN_LEVEL_LOW, "low"},
-                                                                      {OUT_PIN_LEVEL_HIGH, "high"}};
-
-// Commands values
-static const uint8_t CMD_MAX_MOVE_VALUE = 0x0000;
-static const uint8_t CMD_MAX_STILL_VALUE = 0x0001;
-static const uint8_t CMD_DURATION_VALUE = 0x0002;
-// 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};
-// Data Header & Footer
-static const uint8_t DATA_FRAME_HEADER[4] = {0xF4, 0xF3, 0xF2, 0xF1};
-static const uint8_t DATA_FRAME_END[4] = {0xF8, 0xF7, 0xF6, 0xF5};
-/*
-Data Type: 6th byte
-Target states: 9th byte
-    Moving target distance: 10~11th bytes
-    Moving target energy: 12th byte
-    Still target distance: 13~14th bytes
-    Still target energy: 15th byte
-    Detect distance: 16~17th bytes
-*/
 enum PeriodicDataStructure : uint8_t {
   DATA_TYPES = 6,
   TARGET_STATES = 8,
@@ -129,11 +74,20 @@ enum PeriodicDataStructure : uint8_t {
   LIGHT_SENSOR = 37,
   OUT_PIN_SENSOR = 38,
 };
-enum PeriodicDataValue : uint8_t { HEAD = 0xAA, END = 0x55, CHECK = 0x00 };
 
-enum AckDataStructure : uint8_t { COMMAND = 6, COMMAND_STATUS = 7 };
+enum PeriodicDataValue : uint8_t {
+  HEAD = 0xAA,
+  END = 0x55,
+  CHECK = 0x00,
+};
+
+enum AckDataStructure : uint8_t {
+  COMMAND = 6,
+  COMMAND_STATUS = 7,
+};
+
+static inline int two_byte_to_int(char firstbyte, char secondbyte) { return (int16_t) (secondbyte << 8) + firstbyte; }
 
-//  char cmd[2] = {enable ? 0xFF : 0xFE, 0x00};
 class LD2410Component : public Component, public uart::UARTDevice {
 #ifdef USE_SENSOR
   SUB_SENSOR(moving_target_distance)
@@ -176,7 +130,6 @@ class LD2410Component : public Component, public uart::UARTDevice {
 #endif
 
  public:
-  LD2410Component();
   void setup() override;
   void dump_config() override;
   void loop() override;
@@ -202,7 +155,6 @@ class LD2410Component : public Component, public uart::UARTDevice {
   void factory_reset();
 
  protected:
-  int two_byte_to_int_(char firstbyte, char secondbyte) { return (int16_t) (secondbyte << 8) + firstbyte; }
   void send_command_(uint8_t command_str, const uint8_t *command_value, int command_value_len);
   void set_config_mode_(bool enable);
   void handle_periodic_data_(uint8_t *buffer, int len);
@@ -215,14 +167,14 @@ class LD2410Component : public Component, public uart::UARTDevice {
   void get_light_control_();
   void restart_();
 
-  int32_t last_periodic_millis_ = millis();
-  int32_t last_engineering_mode_change_millis_ = millis();
+  int32_t last_periodic_millis_ = 0;
+  int32_t last_engineering_mode_change_millis_ = 0;
   uint16_t throttle_;
+  float light_threshold_ = -1;
   std::string version_;
   std::string mac_;
   std::string out_pin_level_;
   std::string light_function_;
-  float light_threshold_ = -1;
 #ifdef USE_NUMBER
   std::vector<number::Number *> gate_still_threshold_numbers_ = std::vector<number::Number *>(9);
   std::vector<number::Number *> gate_move_threshold_numbers_ = std::vector<number::Number *>(9);

esphome/components/ld2420/ld2420.cpp

@@ -1,4 +1,5 @@
 #include "ld2420.h"
+#include "esphome/core/application.h"
 #include "esphome/core/helpers.h"
 
 /*
@@ -40,7 +41,7 @@ There are three documented parameters for modes:
   00 04 = Energy output mode
     This mode outputs detailed signal energy values for each gate and the target distance.
     The data format consist of the following.
-    Header HH, Length LL, Persence PP, Distance DD, 16 Gate Energies EE, Footer FF
+    Header HH, Length LL, Presence PP, Distance DD, 16 Gate Energies EE, Footer FF
     HH HH HH HH LL LL PP DD DD EE EE .. 16x   .. FF FF FF FF
     F4 F3 F2 F1 23 00 00 00 00 00 00 .. .. .. .. F8 F7 F6 F5
   00 00 = debug output mode
@@ -67,10 +68,10 @@ float LD2420Component::get_setup_priority() const { return setup_priority::BUS;
 void LD2420Component::dump_config() {
   ESP_LOGCONFIG(TAG,
                 "LD2420:\n"
-                "  Firmware Version : %7s\n"
-                "LD2420 Number:",
+                "  Firmware version: %7s",
                 this->ld2420_firmware_ver_);
 #ifdef USE_NUMBER
+  ESP_LOGCONFIG(TAG, "Number:");
   LOG_NUMBER(TAG, "  Gate Timeout:", this->gate_timeout_number_);
   LOG_NUMBER(TAG, "  Gate Max Distance:", this->max_gate_distance_number_);
   LOG_NUMBER(TAG, "  Gate Min Distance:", this->min_gate_distance_number_);
@@ -86,10 +87,10 @@ void LD2420Component::dump_config() {
   LOG_BUTTON(TAG, "  Factory Reset:", this->factory_reset_button_);
   LOG_BUTTON(TAG, "  Restart Module:", this->restart_module_button_);
 #endif
-  ESP_LOGCONFIG(TAG, "LD2420 Select:");
+  ESP_LOGCONFIG(TAG, "Select:");
   LOG_SELECT(TAG, "  Operating Mode", this->operating_selector_);
-  if (this->get_firmware_int_(ld2420_firmware_ver_) < CALIBRATE_VERSION_MIN) {
-    ESP_LOGW(TAG, "LD2420 Firmware Version %s and older are only supported in Simple Mode", ld2420_firmware_ver_);
+  if (LD2420Component::get_firmware_int(this->ld2420_firmware_ver_) < CALIBRATE_VERSION_MIN) {
+    ESP_LOGW(TAG, "Firmware version %s and older supports Simple Mode only", this->ld2420_firmware_ver_);
   }
 }
 
@@ -102,7 +103,7 @@ uint8_t LD2420Component::calc_checksum(void *data, size_t size) {
   return checksum;
 }
 
-int LD2420Component::get_firmware_int_(const char *version_string) {
+int LD2420Component::get_firmware_int(const char *version_string) {
   std::string version_str = version_string;
   if (version_str[0] == 'v') {
     version_str = version_str.substr(1);
@@ -115,7 +116,7 @@ int LD2420Component::get_firmware_int_(const char *version_string) {
 void LD2420Component::setup() {
   ESP_LOGCONFIG(TAG, "Running setup");
   if (this->set_config_mode(true) == LD2420_ERROR_TIMEOUT) {
-    ESP_LOGE(TAG, "LD2420 module has failed to respond, check baud rate and serial connections.");
+    ESP_LOGE(TAG, ESP_LOG_MSG_COMM_FAIL);
     this->mark_failed();
     return;
   }
@@ -127,7 +128,7 @@ void LD2420Component::setup() {
   const char *pfw = this->ld2420_firmware_ver_;
   std::string fw_str(pfw);
 
-  for (auto &listener : listeners_) {
+  for (auto &listener : this->listeners_) {
     listener->on_fw_version(fw_str);
   }
 
@@ -137,11 +138,11 @@ void LD2420Component::setup() {
   }
 
   memcpy(&this->new_config, &this->current_config, sizeof(this->current_config));
-  if (get_firmware_int_(ld2420_firmware_ver_) < CALIBRATE_VERSION_MIN) {
+  if (LD2420Component::get_firmware_int(this->ld2420_firmware_ver_) < CALIBRATE_VERSION_MIN) {
     this->set_operating_mode(OP_SIMPLE_MODE_STRING);
     this->operating_selector_->publish_state(OP_SIMPLE_MODE_STRING);
     this->set_mode_(CMD_SYSTEM_MODE_SIMPLE);
-    ESP_LOGW(TAG, "LD2420 Frimware Version %s and older are only supported in Simple Mode", ld2420_firmware_ver_);
+    ESP_LOGW(TAG, "Firmware version %s and older supports Simple Mode only", this->ld2420_firmware_ver_);
   } else {
     this->set_mode_(CMD_SYSTEM_MODE_ENERGY);
     this->operating_selector_->publish_state(OP_NORMAL_MODE_STRING);
@@ -151,18 +152,17 @@ void LD2420Component::setup() {
 #endif
   this->set_system_mode(this->system_mode_);
   this->set_config_mode(false);
-  ESP_LOGCONFIG(TAG, "LD2420 setup complete.");
 }
 
 void LD2420Component::apply_config_action() {
   const uint8_t checksum = calc_checksum(&this->new_config, sizeof(this->new_config));
   if (checksum == calc_checksum(&this->current_config, sizeof(this->current_config))) {
-    ESP_LOGCONFIG(TAG, "No configuration change detected");
+    ESP_LOGD(TAG, "No configuration change detected");
     return;
   }
-  ESP_LOGCONFIG(TAG, "Reconfiguring LD2420");
+  ESP_LOGD(TAG, "Reconfiguring");
   if (this->set_config_mode(true) == LD2420_ERROR_TIMEOUT) {
-    ESP_LOGE(TAG, "LD2420 module has failed to respond, check baud rate and serial connections.");
+    ESP_LOGE(TAG, ESP_LOG_MSG_COMM_FAIL);
     this->mark_failed();
     return;
   }
@@ -178,13 +178,12 @@ void LD2420Component::apply_config_action() {
   this->set_system_mode(this->system_mode_);
   this->set_config_mode(false);  // Disable config mode to save new values in LD2420 nvm
   this->set_operating_mode(OP_NORMAL_MODE_STRING);
-  ESP_LOGCONFIG(TAG, "LD2420 reconfig complete.");
 }
 
 void LD2420Component::factory_reset_action() {
-  ESP_LOGCONFIG(TAG, "Setting factory defaults");
+  ESP_LOGD(TAG, "Setting factory defaults");
   if (this->set_config_mode(true) == LD2420_ERROR_TIMEOUT) {
-    ESP_LOGE(TAG, "LD2420 module has failed to respond, check baud rate and serial connections.");
+    ESP_LOGE(TAG, ESP_LOG_MSG_COMM_FAIL);
     this->mark_failed();
     return;
   }
@@ -207,18 +206,16 @@ void LD2420Component::factory_reset_action() {
   this->init_gate_config_numbers();
   this->refresh_gate_config_numbers();
 #endif
-  ESP_LOGCONFIG(TAG, "LD2420 factory reset complete.");
 }
 
 void LD2420Component::restart_module_action() {
-  ESP_LOGCONFIG(TAG, "Restarting LD2420 module");
+  ESP_LOGD(TAG, "Restarting");
   this->send_module_restart();
   this->set_timeout(250, [this]() {
     this->set_config_mode(true);
-    this->set_system_mode(system_mode_);
+    this->set_system_mode(this->system_mode_);
     this->set_config_mode(false);
   });
-  ESP_LOGCONFIG(TAG, "LD2420 Restarted.");
 }
 
 void LD2420Component::revert_config_action() {
@@ -226,18 +223,18 @@ void LD2420Component::revert_config_action() {
 #ifdef USE_NUMBER
   this->init_gate_config_numbers();
 #endif
-  ESP_LOGCONFIG(TAG, "Reverted config number edits.");
+  ESP_LOGD(TAG, "Reverted config number edits");
 }
 
 void LD2420Component::loop() {
   // If there is a active send command do not process it here, the send command call will handle it.
-  if (!get_cmd_active_()) {
-    if (!available())
+  if (!this->get_cmd_active_()) {
+    if (!this->available())
       return;
     static uint8_t buffer[2048];
     static uint8_t rx_data;
-    while (available()) {
-      rx_data = read();
+    while (this->available()) {
+      rx_data = this->read();
       this->readline_(rx_data, buffer, sizeof(buffer));
     }
   }
@@ -292,7 +289,7 @@ void LD2420Component::report_gate_data() {
 
 void LD2420Component::set_operating_mode(const std::string &state) {
   // If unsupported firmware ignore mode select
-  if (get_firmware_int_(ld2420_firmware_ver_) >= CALIBRATE_VERSION_MIN) {
+  if (LD2420Component::get_firmware_int(ld2420_firmware_ver_) >= CALIBRATE_VERSION_MIN) {
     this->current_operating_mode = OP_MODE_TO_UINT.at(state);
     // Entering Auto Calibrate we need to clear the privoiuos data collection
     this->operating_selector_->publish_state(state);
@@ -365,13 +362,13 @@ void LD2420Component::handle_energy_mode_(uint8_t *buffer, int len) {
   }
 
   // Resonable refresh rate for home assistant database size health
-  const int32_t current_millis = millis();
+  const int32_t current_millis = App.get_loop_component_start_time();
   if (current_millis - this->last_periodic_millis < REFRESH_RATE_MS)
     return;
   this->last_periodic_millis = current_millis;
   for (auto &listener : this->listeners_) {
-    listener->on_distance(get_distance_());
-    listener->on_presence(get_presence_());
+    listener->on_distance(this->get_distance_());
+    listener->on_presence(this->get_presence_());
     listener->on_energy(this->gate_energy_, sizeof(this->gate_energy_) / sizeof(this->gate_energy_[0]));
   }
 
@@ -392,9 +389,9 @@ void LD2420Component::handle_simple_mode_(const uint8_t *inbuf, int len) {
   char outbuf[bufsize]{0};
   while (true) {
     if (inbuf[pos - 2] == 'O' && inbuf[pos - 1] == 'F' && inbuf[pos] == 'F') {
-      set_presence_(false);
+      this->set_presence_(false);
     } else if (inbuf[pos - 1] == 'O' && inbuf[pos] == 'N') {
-      set_presence_(true);
+      this->set_presence_(true);
     }
     if (inbuf[pos] >= '0' && inbuf[pos] <= '9') {
       if (index < bufsize - 1) {
@@ -411,18 +408,18 @@ void LD2420Component::handle_simple_mode_(const uint8_t *inbuf, int len) {
   }
   outbuf[index] = '\0';
   if (index > 1)
-    set_distance_(strtol(outbuf, &endptr, 10));
+    this->set_distance_(strtol(outbuf, &endptr, 10));
 
-  if (get_mode_() == CMD_SYSTEM_MODE_SIMPLE) {
+  if (this->get_mode_() == CMD_SYSTEM_MODE_SIMPLE) {
     // Resonable refresh rate for home assistant database size health
-    const int32_t current_millis = millis();
+    const int32_t current_millis = App.get_loop_component_start_time();
     if (current_millis - this->last_normal_periodic_millis < REFRESH_RATE_MS)
       return;
     this->last_normal_periodic_millis = current_millis;
     for (auto &listener : this->listeners_)
-      listener->on_distance(get_distance_());
+      listener->on_distance(this->get_distance_());
     for (auto &listener : this->listeners_)
-      listener->on_presence(get_presence_());
+      listener->on_presence(this->get_presence_());
   }
 }
 
@@ -433,10 +430,10 @@ void LD2420Component::handle_ack_data_(uint8_t *buffer, int len) {
   uint8_t data_element = 0;
   uint16_t data_pos = 0;
   if (this->cmd_reply_.length > CMD_MAX_BYTES) {
-    ESP_LOGW(TAG, "LD2420 reply - received command reply frame is corrupt, length exceeds %d bytes.", CMD_MAX_BYTES);
+    ESP_LOGW(TAG, "Reply frame too long");
     return;
   } else if (this->cmd_reply_.length < 2) {
-    ESP_LOGW(TAG, "LD2420 reply - received command frame is corrupt, length is less than 2 bytes.");
+    ESP_LOGW(TAG, "Command frame too short");
     return;
   }
   memcpy(&this->cmd_reply_.error, &buffer[CMD_ERROR_WORD], sizeof(this->cmd_reply_.error));
@@ -447,13 +444,13 @@ void LD2420Component::handle_ack_data_(uint8_t *buffer, int len) {
   this->cmd_reply_.ack = true;
   switch ((uint16_t) this->cmd_reply_.command) {
     case (CMD_ENABLE_CONF):
-      ESP_LOGD(TAG, "LD2420 reply - set config enable: CMD = %2X %s", CMD_ENABLE_CONF, result);
+      ESP_LOGV(TAG, "Set config enable: CMD = %2X %s", CMD_ENABLE_CONF, result);
       break;
     case (CMD_DISABLE_CONF):
-      ESP_LOGD(TAG, "LD2420 reply - set config disable: CMD = %2X %s", CMD_DISABLE_CONF, result);
+      ESP_LOGV(TAG, "Set config disable: CMD = %2X %s", CMD_DISABLE_CONF, result);
       break;
     case (CMD_READ_REGISTER):
-      ESP_LOGD(TAG, "LD2420 reply - read register: CMD = %2X %s", CMD_READ_REGISTER, result);
+      ESP_LOGV(TAG, "Read register: CMD = %2X %s", CMD_READ_REGISTER, result);
       // TODO Read/Write register is not implemented yet, this will get flushed out to a proper header file
       data_pos = 0x0A;
       for (uint16_t index = 0; index < (CMD_REG_DATA_REPLY_SIZE *  // NOLINT
@@ -465,13 +462,13 @@ void LD2420Component::handle_ack_data_(uint8_t *buffer, int len) {
       }
       break;
     case (CMD_WRITE_REGISTER):
-      ESP_LOGD(TAG, "LD2420 reply - write register: CMD = %2X %s", CMD_WRITE_REGISTER, result);
+      ESP_LOGV(TAG, "Write register: CMD = %2X %s", CMD_WRITE_REGISTER, result);
       break;
     case (CMD_WRITE_ABD_PARAM):
-      ESP_LOGD(TAG, "LD2420 reply - write gate parameter(s): %2X %s", CMD_WRITE_ABD_PARAM, result);
+      ESP_LOGV(TAG, "Write gate parameter(s): %2X %s", CMD_WRITE_ABD_PARAM, result);
       break;
     case (CMD_READ_ABD_PARAM):
-      ESP_LOGD(TAG, "LD2420 reply - read gate parameter(s): %2X %s", CMD_READ_ABD_PARAM, result);
+      ESP_LOGV(TAG, "Read gate parameter(s): %2X %s", CMD_READ_ABD_PARAM, result);
       data_pos = CMD_ABD_DATA_REPLY_START;
       for (uint16_t index = 0; index < (CMD_ABD_DATA_REPLY_SIZE *  // NOLINT
                                         ((buffer[CMD_FRAME_DATA_LENGTH] - 4) / CMD_ABD_DATA_REPLY_SIZE));
@@ -483,11 +480,11 @@ void LD2420Component::handle_ack_data_(uint8_t *buffer, int len) {
       }
       break;
     case (CMD_WRITE_SYS_PARAM):
-      ESP_LOGD(TAG, "LD2420 reply - set system parameter(s): %2X %s", CMD_WRITE_SYS_PARAM, result);
+      ESP_LOGV(TAG, "Set system parameter(s): %2X %s", CMD_WRITE_SYS_PARAM, result);
       break;
     case (CMD_READ_VERSION):
       memcpy(this->ld2420_firmware_ver_, &buffer[12], buffer[10]);
-      ESP_LOGD(TAG, "LD2420 reply - module firmware version: %7s %s", this->ld2420_firmware_ver_, result);
+      ESP_LOGV(TAG, "Firmware version: %7s %s", this->ld2420_firmware_ver_, result);
       break;
     default:
       break;
@@ -533,7 +530,7 @@ int LD2420Component::send_cmd_from_array(CmdFrameT frame) {
     }
 
     while (!this->cmd_reply_.ack) {
-      while (available()) {
+      while (this->available()) {
         this->readline_(read(), ack_buffer, sizeof(ack_buffer));
       }
       delay_microseconds_safe(1450);
@@ -548,7 +545,7 @@ int LD2420Component::send_cmd_from_array(CmdFrameT frame) {
     if (this->cmd_reply_.ack)
       retry = 0;
     if (this->cmd_reply_.error > 0)
-      handle_cmd_error(error);
+      this->handle_cmd_error(error);
   }
   return error;
 }
@@ -563,7 +560,7 @@ uint8_t LD2420Component::set_config_mode(bool enable) {
     cmd_frame.data_length += sizeof(CMD_PROTOCOL_VER);
   }
   cmd_frame.footer = CMD_FRAME_FOOTER;
-  ESP_LOGD(TAG, "Sending set config %s command: %2X", enable ? "enable" : "disable", cmd_frame.command);
+  ESP_LOGV(TAG, "Sending set config %s command: %2X", enable ? "enable" : "disable", cmd_frame.command);
   return this->send_cmd_from_array(cmd_frame);
 }
 
@@ -576,7 +573,7 @@ void LD2420Component::ld2420_restart() {
   cmd_frame.header = CMD_FRAME_HEADER;
   cmd_frame.command = CMD_RESTART;
   cmd_frame.footer = CMD_FRAME_FOOTER;
-  ESP_LOGD(TAG, "Sending restart command: %2X", cmd_frame.command);
+  ESP_LOGV(TAG, "Sending restart command: %2X", cmd_frame.command);
   this->send_cmd_from_array(cmd_frame);
 }
 
@@ -588,7 +585,7 @@ void LD2420Component::get_reg_value_(uint16_t reg) {
   cmd_frame.data[1] = reg;
   cmd_frame.data_length += 2;
   cmd_frame.footer = CMD_FRAME_FOOTER;
-  ESP_LOGD(TAG, "Sending read register %4X command: %2X", reg, cmd_frame.command);
+  ESP_LOGV(TAG, "Sending read register %4X command: %2X", reg, cmd_frame.command);
   this->send_cmd_from_array(cmd_frame);
 }
 
@@ -602,11 +599,11 @@ void LD2420Component::set_reg_value(uint16_t reg, uint16_t value) {
   memcpy(&cmd_frame.data[cmd_frame.data_length], &value, sizeof(CMD_REG_DATA_REPLY_SIZE));
   cmd_frame.data_length += 2;
   cmd_frame.footer = CMD_FRAME_FOOTER;
-  ESP_LOGD(TAG, "Sending write register %4X command: %2X data = %4X", reg, cmd_frame.command, value);
+  ESP_LOGV(TAG, "Sending write register %4X command: %2X data = %4X", reg, cmd_frame.command, value);
   this->send_cmd_from_array(cmd_frame);
 }
 
-void LD2420Component::handle_cmd_error(uint8_t error) { ESP_LOGI(TAG, "Command failed: %s", ERR_MESSAGE[error]); }
+void LD2420Component::handle_cmd_error(uint8_t error) { ESP_LOGE(TAG, "Command failed: %s", ERR_MESSAGE[error]); }
 
 int LD2420Component::get_gate_threshold_(uint8_t gate) {
   uint8_t error;
@@ -619,7 +616,7 @@ int LD2420Component::get_gate_threshold_(uint8_t gate) {
   memcpy(&cmd_frame.data[cmd_frame.data_length], &CMD_GATE_STILL_THRESH[gate], sizeof(CMD_GATE_STILL_THRESH[gate]));
   cmd_frame.data_length += 2;
   cmd_frame.footer = CMD_FRAME_FOOTER;
-  ESP_LOGD(TAG, "Sending read gate %d high/low theshold command: %2X", gate, cmd_frame.command);
+  ESP_LOGV(TAG, "Sending read gate %d high/low threshold command: %2X", gate, cmd_frame.command);
   error = this->send_cmd_from_array(cmd_frame);
   if (error == 0) {
     this->current_config.move_thresh[gate] = cmd_reply_.data[0];
@@ -644,7 +641,7 @@ int LD2420Component::get_min_max_distances_timeout_() {
          sizeof(CMD_TIMEOUT_REG));  // Register: global delay time
   cmd_frame.data_length += sizeof(CMD_TIMEOUT_REG);
   cmd_frame.footer = CMD_FRAME_FOOTER;
-  ESP_LOGD(TAG, "Sending read gate min max and timeout command: %2X", cmd_frame.command);
+  ESP_LOGV(TAG, "Sending read gate min max and timeout command: %2X", cmd_frame.command);
   error = this->send_cmd_from_array(cmd_frame);
   if (error == 0) {
     this->current_config.min_gate = (uint16_t) cmd_reply_.data[0];
@@ -667,9 +664,9 @@ void LD2420Component::set_system_mode(uint16_t mode) {
   memcpy(&cmd_frame.data[cmd_frame.data_length], &unknown_parm, sizeof(unknown_parm));
   cmd_frame.data_length += sizeof(unknown_parm);
   cmd_frame.footer = CMD_FRAME_FOOTER;
-  ESP_LOGD(TAG, "Sending write system mode command: %2X", cmd_frame.command);
+  ESP_LOGV(TAG, "Sending write system mode command: %2X", cmd_frame.command);
   if (this->send_cmd_from_array(cmd_frame) == 0)
-    set_mode_(mode);
+    this->set_mode_(mode);
 }
 
 void LD2420Component::get_firmware_version_() {
@@ -679,7 +676,7 @@ void LD2420Component::get_firmware_version_() {
   cmd_frame.command = CMD_READ_VERSION;
   cmd_frame.footer = CMD_FRAME_FOOTER;
 
-  ESP_LOGD(TAG, "Sending read firmware version command: %2X", cmd_frame.command);
+  ESP_LOGV(TAG, "Sending read firmware version command: %2X", cmd_frame.command);
   this->send_cmd_from_array(cmd_frame);
 }
 
@@ -712,7 +709,7 @@ void LD2420Component::set_min_max_distances_timeout(uint32_t max_gate_distance,
   cmd_frame.data_length += sizeof(timeout);
   cmd_frame.footer = CMD_FRAME_FOOTER;
 
-  ESP_LOGD(TAG, "Sending write gate min max and timeout command: %2X", cmd_frame.command);
+  ESP_LOGV(TAG, "Sending write gate min max and timeout command: %2X", cmd_frame.command);
   this->send_cmd_from_array(cmd_frame);
 }
 
@@ -738,7 +735,7 @@ void LD2420Component::set_gate_threshold(uint8_t gate) {
          sizeof(this->new_config.still_thresh[gate]));
   cmd_frame.data_length += sizeof(this->new_config.still_thresh[gate]);
   cmd_frame.footer = CMD_FRAME_FOOTER;
-  ESP_LOGD(TAG, "Sending set gate %4X sensitivity command: %2X", gate, cmd_frame.command);
+  ESP_LOGV(TAG, "Sending set gate %4X sensitivity command: %2X", gate, cmd_frame.command);
   this->send_cmd_from_array(cmd_frame);
 }
 

esphome/components/ld2420/ld2420.h

@@ -179,7 +179,7 @@ class LD2420Component : public Component, public uart::UARTDevice {
   void set_operating_mode(const std::string &state);
   void auto_calibrate_sensitivity();
   void update_radar_data(uint16_t const *gate_energy, uint8_t sample_number);
-  uint8_t calc_checksum(void *data, size_t size);
+  static uint8_t calc_checksum(void *data, size_t size);
 
   RegConfigT current_config;
   RegConfigT new_config;
@@ -222,7 +222,7 @@ class LD2420Component : public Component, public uart::UARTDevice {
     volatile bool ack;
   };
 
-  int get_firmware_int_(const char *version_string);
+  static int get_firmware_int(const char *version_string);
   void get_firmware_version_();
   int get_gate_threshold_(uint8_t gate);
   void get_reg_value_(uint16_t reg);

esphome/components/ld2450/ld2450.cpp

@@ -6,7 +6,9 @@
 #ifdef USE_SENSOR
 #include "esphome/components/sensor/sensor.h"
 #endif
+#include "esphome/core/application.h"
 #include "esphome/core/component.h"
+#include "esphome/core/helpers.h"
 
 #define highbyte(val) (uint8_t)((val) >> 8)
 #define lowbyte(val) (uint8_t)((val) &0xff)
@@ -15,8 +17,9 @@ 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 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";
 
 // LD2450 UART Serial Commands
 static const uint8_t CMD_ENABLE_CONF = 0x00FF;
@@ -96,18 +99,6 @@ static inline std::string get_direction(int16_t speed) {
   return STATIONARY;
 }
 
-static inline std::string format_mac(uint8_t *buffer) {
-  return str_snprintf("%02X:%02X:%02X:%02X:%02X:%02X", 17, buffer[10], buffer[11], buffer[12], buffer[13], buffer[14],
-                      buffer[15]);
-}
-
-static inline std::string format_version(uint8_t *buffer) {
-  return str_sprintf("%u.%02X.%02X%02X%02X%02X", buffer[13], buffer[12], buffer[17], buffer[16], buffer[15],
-                     buffer[14]);
-}
-
-LD2450Component::LD2450Component() {}
-
 void LD2450Component::setup() {
   ESP_LOGCONFIG(TAG, "Running setup");
 #ifdef USE_NUMBER
@@ -120,7 +111,7 @@ void LD2450Component::setup() {
 }
 
 void LD2450Component::dump_config() {
-  ESP_LOGCONFIG(TAG, "HLK-LD2450 Human motion tracking radar module:");
+  ESP_LOGCONFIG(TAG, "LD2450:");
 #ifdef USE_BINARY_SENSOR
   LOG_BINARY_SENSOR("  ", "TargetBinarySensor", this->target_binary_sensor_);
   LOG_BINARY_SENSOR("  ", "MovingTargetBinarySensor", this->moving_target_binary_sensor_);
@@ -189,10 +180,10 @@ void LD2450Component::dump_config() {
   LOG_NUMBER("  ", "PresenceTimeoutNumber", this->presence_timeout_number_);
 #endif
   ESP_LOGCONFIG(TAG,
-                "  Throttle : %ums\n"
-                "  MAC Address : %s\n"
-                "  Firmware version : %s",
-                this->throttle_, const_cast<char *>(this->mac_.c_str()), const_cast<char *>(this->version_.c_str()));
+                "  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() {
@@ -266,8 +257,7 @@ bool LD2450Component::get_timeout_status_(uint32_t check_millis) {
   if (this->timeout_ == 0) {
     this->timeout_ = ld2450::convert_seconds_to_ms(DEFAULT_PRESENCE_TIMEOUT);
   }
-  auto current_millis = millis();
-  return current_millis - check_millis >= this->timeout_;
+  return App.get_loop_component_start_time() - check_millis >= this->timeout_;
 }
 
 // Extract, store and publish zone details LD2450 buffer
@@ -354,25 +344,24 @@ void LD2450Component::send_command_(uint8_t command, const uint8_t *command_valu
 //   Header       Target 1                  Target 2                  Target 3                  End
 void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
   if (len < 29) {  // header (4 bytes) + 8 x 3 target data + footer (2 bytes)
-    ESP_LOGE(TAG, "Periodic data: invalid message length");
+    ESP_LOGE(TAG, "Invalid message length");
     return;
   }
   if (buffer[0] != 0xAA || buffer[1] != 0xFF || buffer[2] != 0x03 || buffer[3] != 0x00) {  // header
-    ESP_LOGE(TAG, "Periodic data: invalid message header");
+    ESP_LOGE(TAG, "Invalid message header");
     return;
   }
   if (buffer[len - 2] != 0x55 || buffer[len - 1] != 0xCC) {  // footer
-    ESP_LOGE(TAG, "Periodic data: invalid message footer");
+    ESP_LOGE(TAG, "Invalid message footer");
     return;
   }
 
-  auto current_millis = millis();
-  if (current_millis - this->last_periodic_millis_ < this->throttle_) {
+  if (App.get_loop_component_start_time() - this->last_periodic_millis_ < this->throttle_) {
     ESP_LOGV(TAG, "Throttling: %d", this->throttle_);
     return;
   }
 
-  this->last_periodic_millis_ = current_millis;
+  this->last_periodic_millis_ = App.get_loop_component_start_time();
 
   int16_t target_count = 0;
   int16_t still_target_count = 0;
@@ -555,13 +544,13 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
 #ifdef USE_SENSOR
   // For presence timeout check
   if (target_count > 0) {
-    this->presence_millis_ = millis();
+    this->presence_millis_ = App.get_loop_component_start_time();
   }
   if (moving_target_count > 0) {
-    this->moving_presence_millis_ = millis();
+    this->moving_presence_millis_ = App.get_loop_component_start_time();
   }
   if (still_target_count > 0) {
-    this->still_presence_millis_ = millis();
+    this->still_presence_millis_ = App.get_loop_component_start_time();
   }
 #endif
 }
@@ -569,31 +558,31 @@ void LD2450Component::handle_periodic_data_(uint8_t *buffer, uint8_t len) {
 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, "Ack data: invalid length");
+    ESP_LOGE(TAG, "Invalid ack length");
     return true;
   }
   if (buffer[0] != 0xFD || buffer[1] != 0xFC || buffer[2] != 0xFB || buffer[3] != 0xFA) {  // frame header
-    ESP_LOGE(TAG, "Ack data: invalid header (command %02X)", buffer[COMMAND]);
+    ESP_LOGE(TAG, "Invalid ack header (command %02X)", buffer[COMMAND]);
     return true;
   }
   if (buffer[COMMAND_STATUS] != 0x01) {
-    ESP_LOGE(TAG, "Ack data: invalid status");
+    ESP_LOGE(TAG, "Invalid ack status");
     return true;
   }
   if (buffer[8] || buffer[9]) {
-    ESP_LOGE(TAG, "Ack data: last buffer was %u, %u", buffer[8], buffer[9]);
+    ESP_LOGE(TAG, "Last buffer was %u, %u", buffer[8], buffer[9]);
     return true;
   }
 
   switch (buffer[COMMAND]) {
     case lowbyte(CMD_ENABLE_CONF):
-      ESP_LOGV(TAG, "Got enable conf command");
+      ESP_LOGV(TAG, "Enable conf command");
       break;
     case lowbyte(CMD_DISABLE_CONF):
-      ESP_LOGV(TAG, "Got disable conf command");
+      ESP_LOGV(TAG, "Disable conf command");
       break;
     case lowbyte(CMD_SET_BAUD_RATE):
-      ESP_LOGV(TAG, "Got baud rate change command");
+      ESP_LOGV(TAG, "Baud rate change command");
 #ifdef USE_SELECT
       if (this->baud_rate_select_ != nullptr) {
         ESP_LOGV(TAG, "Change baud rate to %s", this->baud_rate_select_->state.c_str());
@@ -601,7 +590,7 @@ bool LD2450Component::handle_ack_data_(uint8_t *buffer, uint8_t len) {
 #endif
       break;
     case lowbyte(CMD_VERSION):
-      this->version_ = ld2450::format_version(buffer);
+      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());
 #ifdef USE_TEXT_SENSOR
       if (this->version_text_sensor_ != nullptr) {
@@ -613,7 +602,7 @@ bool LD2450Component::handle_ack_data_(uint8_t *buffer, uint8_t len) {
       if (len < 20) {
         return false;
       }
-      this->mac_ = ld2450::format_mac(buffer);
+      this->mac_ = format_mac_address_pretty(&buffer[10]);
       ESP_LOGV(TAG, "MAC address: %s", this->mac_.c_str());
 #ifdef USE_TEXT_SENSOR
       if (this->mac_text_sensor_ != nullptr) {
@@ -627,10 +616,10 @@ bool LD2450Component::handle_ack_data_(uint8_t *buffer, uint8_t len) {
 #endif
       break;
     case lowbyte(CMD_BLUETOOTH):
-      ESP_LOGV(TAG, "Got Bluetooth command");
+      ESP_LOGV(TAG, "Bluetooth command");
       break;
     case lowbyte(CMD_SINGLE_TARGET_MODE):
-      ESP_LOGV(TAG, "Got single target conf command");
+      ESP_LOGV(TAG, "Single target conf command");
 #ifdef USE_SWITCH
       if (this->multi_target_switch_ != nullptr) {
         this->multi_target_switch_->publish_state(false);
@@ -638,7 +627,7 @@ bool LD2450Component::handle_ack_data_(uint8_t *buffer, uint8_t len) {
 #endif
       break;
     case lowbyte(CMD_MULTI_TARGET_MODE):
-      ESP_LOGV(TAG, "Got multi target conf command");
+      ESP_LOGV(TAG, "Multi target conf command");
 #ifdef USE_SWITCH
       if (this->multi_target_switch_ != nullptr) {
         this->multi_target_switch_->publish_state(true);
@@ -646,7 +635,7 @@ bool LD2450Component::handle_ack_data_(uint8_t *buffer, uint8_t len) {
 #endif
       break;
     case lowbyte(CMD_QUERY_TARGET_MODE):
-      ESP_LOGV(TAG, "Got query target tracking mode command");
+      ESP_LOGV(TAG, "Query target tracking mode command");
 #ifdef USE_SWITCH
       if (this->multi_target_switch_ != nullptr) {
         this->multi_target_switch_->publish_state(buffer[10] == 0x02);
@@ -654,7 +643,7 @@ bool LD2450Component::handle_ack_data_(uint8_t *buffer, uint8_t len) {
 #endif
       break;
     case lowbyte(CMD_QUERY_ZONE):
-      ESP_LOGV(TAG, "Got query zone conf command");
+      ESP_LOGV(TAG, "Query zone conf command");
       this->zone_type_ = std::stoi(std::to_string(buffer[10]), nullptr, 16);
       this->publish_zone_type();
 #ifdef USE_SELECT
@@ -674,7 +663,7 @@ bool LD2450Component::handle_ack_data_(uint8_t *buffer, uint8_t len) {
       this->process_zone_(buffer);
       break;
     case lowbyte(CMD_SET_ZONE):
-      ESP_LOGV(TAG, "Got set zone conf command");
+      ESP_LOGV(TAG, "Set zone conf command");
       this->query_zone_info();
       break;
     default:

esphome/components/ld2450/ld2450.h

@@ -141,7 +141,6 @@ class LD2450Component : public Component, public uart::UARTDevice {
 #endif
 
  public:
-  LD2450Component();
   void setup() override;
   void dump_config() override;
   void loop() override;
@@ -197,17 +196,17 @@ class LD2450Component : public Component, public uart::UARTDevice {
   bool get_timeout_status_(uint32_t check_millis);
   uint8_t count_targets_in_zone_(const Zone &zone, bool is_moving);
 
-  Target target_info_[MAX_TARGETS];
-  Zone zone_config_[MAX_ZONES];
-  uint8_t buffer_pos_ = 0;  // where to resume processing/populating buffer
-  uint8_t buffer_data_[MAX_LINE_LENGTH];
   uint32_t last_periodic_millis_ = 0;
   uint32_t presence_millis_ = 0;
   uint32_t still_presence_millis_ = 0;
   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 zone_type_ = 0;
+  Target target_info_[MAX_TARGETS];
+  Zone zone_config_[MAX_ZONES];
   std::string version_{};
   std::string mac_{};
 #ifdef USE_NUMBER

esphome/components/logger/logger.cpp

@@ -48,6 +48,11 @@ void HOT Logger::log_vprintf_(uint8_t level, const char *tag, int line, const ch
   // For non-main tasks, queue the message for callbacks - but only if we have any callbacks registered
   message_sent =
       this->log_buffer_->send_message_thread_safe(level, tag, static_cast<uint16_t>(line), current_task, format, args);
+  if (message_sent) {
+    // Enable logger loop to process the buffered message
+    // This is safe to call from any context including ISRs
+    this->enable_loop_soon_any_context();
+  }
 #endif  // USE_ESPHOME_TASK_LOG_BUFFER
 
   // Emergency console logging for non-main tasks when ring buffer is full or disabled
@@ -139,6 +144,10 @@ Logger::Logger(uint32_t baud_rate, size_t tx_buffer_size) : baud_rate_(baud_rate
 #ifdef USE_ESPHOME_TASK_LOG_BUFFER
 void Logger::init_log_buffer(size_t total_buffer_size) {
   this->log_buffer_ = esphome::make_unique<logger::TaskLogBuffer>(total_buffer_size);
+
+  // Start with loop disabled when using task buffer (unless using USB CDC)
+  // The loop will be enabled automatically when messages arrive
+  this->disable_loop_when_buffer_empty_();
 }
 #endif
 
@@ -189,6 +198,10 @@ void Logger::loop() {
         this->write_msg_(this->tx_buffer_);
       }
     }
+  } else {
+    // No messages to process, disable loop if appropriate
+    // This reduces overhead when there's no async logging activity
+    this->disable_loop_when_buffer_empty_();
   }
 #endif
 }

esphome/components/logger/logger.h

@@ -358,6 +358,26 @@ class Logger : public Component {
     static const uint16_t RESET_COLOR_LEN = strlen(ESPHOME_LOG_RESET_COLOR);
     this->write_body_to_buffer_(ESPHOME_LOG_RESET_COLOR, RESET_COLOR_LEN, buffer, buffer_at, buffer_size);
   }
+
+#ifdef USE_ESP32
+  // Disable loop when task buffer is empty (with USB CDC check)
+  inline void disable_loop_when_buffer_empty_() {
+    // Thread safety note: This is safe even if another task calls enable_loop_soon_any_context()
+    // concurrently. If that happens between our check and disable_loop(), the enable request
+    // will be processed on the next main loop iteration since:
+    // - disable_loop() takes effect immediately
+    // - enable_loop_soon_any_context() sets a pending flag that's checked at loop start
+#if defined(USE_LOGGER_USB_CDC) && defined(USE_ARDUINO)
+    // Only disable if not using USB CDC (which needs loop for connection detection)
+    if (this->uart_ != UART_SELECTION_USB_CDC) {
+      this->disable_loop();
+    }
+#else
+    // No USB CDC support, always safe to disable
+    this->disable_loop();
+#endif
+  }
+#endif
 };
 extern Logger *global_logger;  // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
 

esphome/components/lvgl/__init__.py

@@ -466,7 +466,7 @@ LVGL_SCHEMA = cv.All(
                 ): lvalid.lv_color,
                 cv.Optional(df.CONF_THEME): cv.Schema(
                     {
-                        cv.Optional(name): obj_schema(w)
+                        cv.Optional(name): obj_schema(w).extend(FULL_STYLE_SCHEMA)
                         for name, w in WIDGET_TYPES.items()
                     }
                 ),

esphome/components/lvgl/schemas.py

@@ -21,7 +21,7 @@ from esphome.core.config import StartupTrigger
 from esphome.schema_extractors import SCHEMA_EXTRACT
 
 from . import defines as df, lv_validation as lvalid
-from .defines import CONF_TIME_FORMAT, LV_GRAD_DIR
+from .defines import CONF_TIME_FORMAT, LV_GRAD_DIR, TYPE_GRID
 from .helpers import add_lv_use, requires_component, validate_printf
 from .lv_validation import lv_color, lv_font, lv_gradient, lv_image, opacity
 from .lvcode import LvglComponent, lv_event_t_ptr
@@ -349,7 +349,60 @@ def obj_schema(widget_type: WidgetType):
     )
 
 
+def _validate_grid_layout(config):
+    layout = config[df.CONF_LAYOUT]
+    rows = len(layout[df.CONF_GRID_ROWS])
+    columns = len(layout[df.CONF_GRID_COLUMNS])
+    used_cells = [[None] * columns for _ in range(rows)]
+    for index, widget in enumerate(config[df.CONF_WIDGETS]):
+        _, w = next(iter(widget.items()))
+        if (df.CONF_GRID_CELL_COLUMN_POS in w) != (df.CONF_GRID_CELL_ROW_POS in w):
+            # pylint: disable=raise-missing-from
+            raise cv.Invalid(
+                "Both row and column positions must be specified, or both omitted",
+                [df.CONF_WIDGETS, index],
+            )
+        if df.CONF_GRID_CELL_ROW_POS in w:
+            row = w[df.CONF_GRID_CELL_ROW_POS]
+            column = w[df.CONF_GRID_CELL_COLUMN_POS]
+        else:
+            try:
+                row, column = next(
+                    (r_idx, c_idx)
+                    for r_idx, row in enumerate(used_cells)
+                    for c_idx, value in enumerate(row)
+                    if value is None
+                )
+            except StopIteration:
+                # pylint: disable=raise-missing-from
+                raise cv.Invalid(
+                    "No free cells available in grid layout", [df.CONF_WIDGETS, index]
+                )
+            w[df.CONF_GRID_CELL_ROW_POS] = row
+            w[df.CONF_GRID_CELL_COLUMN_POS] = column
+
+        for i in range(w[df.CONF_GRID_CELL_ROW_SPAN]):
+            for j in range(w[df.CONF_GRID_CELL_COLUMN_SPAN]):
+                if row + i >= rows or column + j >= columns:
+                    # pylint: disable=raise-missing-from
+                    raise cv.Invalid(
+                        f"Cell at {row}/{column} span {w[df.CONF_GRID_CELL_ROW_SPAN]}x{w[df.CONF_GRID_CELL_COLUMN_SPAN]} "
+                        f"exceeds grid size {rows}x{columns}",
+                        [df.CONF_WIDGETS, index],
+                    )
+                if used_cells[row + i][column + j] is not None:
+                    # pylint: disable=raise-missing-from
+                    raise cv.Invalid(
+                        f"Cell span {row + i}/{column + j} already occupied by widget at index {used_cells[row + i][column + j]}",
+                        [df.CONF_WIDGETS, index],
+                    )
+                used_cells[row + i][column + j] = index
+
+    return config
+
+
 LAYOUT_SCHEMAS = {}
+LAYOUT_VALIDATORS = {TYPE_GRID: _validate_grid_layout}
 
 ALIGN_TO_SCHEMA = {
     cv.Optional(df.CONF_ALIGN_TO): cv.Schema(
@@ -402,8 +455,8 @@ LAYOUT_SCHEMA = {
 }
 
 GRID_CELL_SCHEMA = {
-    cv.Required(df.CONF_GRID_CELL_ROW_POS): cv.positive_int,
-    cv.Required(df.CONF_GRID_CELL_COLUMN_POS): cv.positive_int,
+    cv.Optional(df.CONF_GRID_CELL_ROW_POS): cv.positive_int,
+    cv.Optional(df.CONF_GRID_CELL_COLUMN_POS): cv.positive_int,
     cv.Optional(df.CONF_GRID_CELL_ROW_SPAN, default=1): cv.positive_int,
     cv.Optional(df.CONF_GRID_CELL_COLUMN_SPAN, default=1): cv.positive_int,
     cv.Optional(df.CONF_GRID_CELL_X_ALIGN): grid_alignments,
@@ -474,7 +527,10 @@ def container_validator(schema, widget_type: WidgetType):
         result = result.extend(
             LAYOUT_SCHEMAS.get(ltype.lower(), LAYOUT_SCHEMAS[df.TYPE_NONE])
         )
-        return result(value)
+        value = result(value)
+        if layout_validator := LAYOUT_VALIDATORS.get(ltype):
+            value = layout_validator(value)
+        return value
 
     return validator
 

esphome/components/modbus/modbus.h

@@ -64,6 +64,14 @@ class ModbusDevice {
     this->parent_->send(this->address_, function, start_address, number_of_entities, payload_len, payload);
   }
   void send_raw(const std::vector<uint8_t> &payload) { this->parent_->send_raw(payload); }
+  void send_error(uint8_t function_code, uint8_t exception_code) {
+    std::vector<uint8_t> error_response;
+    error_response.reserve(3);
+    error_response.push_back(this->address_);
+    error_response.push_back(function_code | 0x80);
+    error_response.push_back(exception_code);
+    this->send_raw(error_response);
+  }
   // If more than one device is connected block sending a new command before a response is received
   bool waiting_for_response() { return parent_->waiting_for_response != 0; }
 

esphome/components/modbus_controller/__init__.py

@@ -112,6 +112,22 @@ TYPE_REGISTER_MAP = {
     "FP32_R": 2,
 }
 
+CPP_TYPE_REGISTER_MAP = {
+    "RAW": cg.uint16,
+    "U_WORD": cg.uint16,
+    "S_WORD": cg.int16,
+    "U_DWORD": cg.uint32,
+    "U_DWORD_R": cg.uint32,
+    "S_DWORD": cg.int32,
+    "S_DWORD_R": cg.int32,
+    "U_QWORD": cg.uint64,
+    "U_QWORD_R": cg.uint64,
+    "S_QWORD": cg.int64,
+    "S_QWORD_R": cg.int64,
+    "FP32": cg.float_,
+    "FP32_R": cg.float_,
+}
+
 ModbusCommandSentTrigger = modbus_controller_ns.class_(
     "ModbusCommandSentTrigger", automation.Trigger.template(cg.int_, cg.int_)
 )
@@ -285,21 +301,24 @@ async def to_code(config):
     cg.add(var.set_offline_skip_updates(config[CONF_OFFLINE_SKIP_UPDATES]))
     if CONF_SERVER_REGISTERS in config:
         for server_register in config[CONF_SERVER_REGISTERS]:
+            server_register_var = cg.new_Pvariable(
+                server_register[CONF_ID],
+                server_register[CONF_ADDRESS],
+                server_register[CONF_VALUE_TYPE],
+                TYPE_REGISTER_MAP[server_register[CONF_VALUE_TYPE]],
+            )
+            cpp_type = CPP_TYPE_REGISTER_MAP[server_register[CONF_VALUE_TYPE]]
             cg.add(
-                var.add_server_register(
-                    cg.new_Pvariable(
-                        server_register[CONF_ID],
-                        server_register[CONF_ADDRESS],
-                        server_register[CONF_VALUE_TYPE],
-                        TYPE_REGISTER_MAP[server_register[CONF_VALUE_TYPE]],
-                        await cg.process_lambda(
-                            server_register[CONF_READ_LAMBDA],
-                            [],
-                            return_type=cg.float_,
-                        ),
-                    )
+                server_register_var.set_read_lambda(
+                    cg.TemplateArguments(cpp_type),
+                    await cg.process_lambda(
+                        server_register[CONF_READ_LAMBDA],
+                        [(cg.uint16, "address")],
+                        return_type=cpp_type,
+                    ),
                 )
             )
+            cg.add(var.add_server_register(server_register_var))
     await register_modbus_device(var, config)
     for conf in config.get(CONF_ON_COMMAND_SENT, []):
         trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], var)

esphome/components/modbus_controller/modbus_controller.cpp

@@ -117,12 +117,17 @@ void ModbusController::on_modbus_read_registers(uint8_t function_code, uint16_t
     bool found = false;
     for (auto *server_register : this->server_registers_) {
       if (server_register->address == current_address) {
-        float value = server_register->read_lambda();
+        if (!server_register->read_lambda) {
+          break;
+        }
+        int64_t value = server_register->read_lambda();
+        ESP_LOGD(TAG, "Matched register. Address: 0x%02X. Value type: %zu. Register count: %u. Value: %s.",
+                 server_register->address, static_cast<size_t>(server_register->value_type),
+                 server_register->register_count, server_register->format_value(value).c_str());
 
-        ESP_LOGD(TAG, "Matched register. Address: 0x%02X. Value type: %zu. Register count: %u. Value: %0.1f.",
-                 server_register->address, static_cast<uint8_t>(server_register->value_type),
-                 server_register->register_count, value);
-        std::vector<uint16_t> payload = float_to_payload(value, server_register->value_type);
+        std::vector<uint16_t> payload;
+        payload.reserve(server_register->register_count * 2);
+        number_to_payload(payload, value, server_register->value_type);
         sixteen_bit_response.insert(sixteen_bit_response.end(), payload.cbegin(), payload.cend());
         current_address += server_register->register_count;
         found = true;
@@ -132,11 +137,7 @@ void ModbusController::on_modbus_read_registers(uint8_t function_code, uint16_t
 
     if (!found) {
       ESP_LOGW(TAG, "Could not match any register to address %02X. Sending exception response.", current_address);
-      std::vector<uint8_t> error_response;
-      error_response.push_back(this->address_);
-      error_response.push_back(0x81);
-      error_response.push_back(0x02);
-      this->send_raw(error_response);
+      send_error(function_code, 0x02);
       return;
     }
   }

esphome/components/modbus_controller/modbus_controller.h

@@ -63,6 +63,10 @@ enum class SensorValueType : uint8_t {
   FP32_R = 0xD
 };
 
+inline bool value_type_is_float(SensorValueType v) {
+  return v == SensorValueType::FP32 || v == SensorValueType::FP32_R;
+}
+
 inline ModbusFunctionCode modbus_register_read_function(ModbusRegisterType reg_type) {
   switch (reg_type) {
     case ModbusRegisterType::COIL:
@@ -253,18 +257,53 @@ class SensorItem {
 };
 
 class ServerRegister {
+  using ReadLambda = std::function<int64_t()>;
+
  public:
-  ServerRegister(uint16_t address, SensorValueType value_type, uint8_t register_count,
-                 std::function<float()> read_lambda) {
+  ServerRegister(uint16_t address, SensorValueType value_type, uint8_t register_count) {
     this->address = address;
     this->value_type = value_type;
     this->register_count = register_count;
-    this->read_lambda = std::move(read_lambda);
   }
+
+  template<typename T> void set_read_lambda(const std::function<T(uint16_t address)> &&user_read_lambda) {
+    this->read_lambda = [this, user_read_lambda]() -> int64_t {
+      T user_value = user_read_lambda(this->address);
+      if constexpr (std::is_same_v<T, float>) {
+        return bit_cast<uint32_t>(user_value);
+      } else {
+        return static_cast<int64_t>(user_value);
+      }
+    };
+  }
+
+  // Formats a raw value into a string representation based on the value type for debugging
+  std::string format_value(int64_t value) const {
+    switch (this->value_type) {
+      case SensorValueType::U_WORD:
+      case SensorValueType::U_DWORD:
+      case SensorValueType::U_DWORD_R:
+      case SensorValueType::U_QWORD:
+      case SensorValueType::U_QWORD_R:
+        return std::to_string(static_cast<uint64_t>(value));
+      case SensorValueType::S_WORD:
+      case SensorValueType::S_DWORD:
+      case SensorValueType::S_DWORD_R:
+      case SensorValueType::S_QWORD:
+      case SensorValueType::S_QWORD_R:
+        return std::to_string(value);
+      case SensorValueType::FP32_R:
+      case SensorValueType::FP32:
+        return str_sprintf("%.1f", bit_cast<float>(static_cast<uint32_t>(value)));
+      default:
+        return std::to_string(value);
+    }
+  }
+
   uint16_t address{0};
   SensorValueType value_type{SensorValueType::RAW};
   uint8_t register_count{0};
-  std::function<float()> read_lambda;
+  ReadLambda read_lambda;
 };
 
 // ModbusController::create_register_ranges_ tries to optimize register range
@@ -444,7 +483,7 @@ class ModbusController : public PollingComponent, public modbus::ModbusDevice {
   void on_modbus_data(const std::vector<uint8_t> &data) override;
   /// called when a modbus error response was received
   void on_modbus_error(uint8_t function_code, uint8_t exception_code) override;
-  /// called when a modbus request (function code 3 or 4) was parsed without errors
+  /// called when a modbus request (function code 0x03 or 0x04) was parsed without errors
   void on_modbus_read_registers(uint8_t function_code, uint16_t start_address, uint16_t number_of_registers) final;
   /// default delegate called by process_modbus_data when a response has retrieved from the incoming queue
   void on_register_data(ModbusRegisterType register_type, uint16_t start_address, const std::vector<uint8_t> &data);
@@ -529,7 +568,7 @@ inline float payload_to_float(const std::vector<uint8_t> &data, const SensorItem
   int64_t number = payload_to_number(data, item.sensor_value_type, item.offset, item.bitmask);
 
   float float_value;
-  if (item.sensor_value_type == SensorValueType::FP32 || item.sensor_value_type == SensorValueType::FP32_R) {
+  if (value_type_is_float(item.sensor_value_type)) {
     float_value = bit_cast<float>(static_cast<uint32_t>(number));
   } else {
     float_value = static_cast<float>(number);
@@ -541,7 +580,7 @@ inline float payload_to_float(const std::vector<uint8_t> &data, const SensorItem
 inline std::vector<uint16_t> float_to_payload(float value, SensorValueType value_type) {
   int64_t val;
 
-  if (value_type == SensorValueType::FP32 || value_type == SensorValueType::FP32_R) {
+  if (value_type_is_float(value_type)) {
     val = bit_cast<uint32_t>(value);
   } else {
     val = llroundf(value);

esphome/components/mqtt/mqtt_backend.h

@@ -17,7 +17,8 @@ enum class MQTTClientDisconnectReason : int8_t {
   MQTT_MALFORMED_CREDENTIALS = 4,
   MQTT_NOT_AUTHORIZED = 5,
   ESP8266_NOT_ENOUGH_SPACE = 6,
-  TLS_BAD_FINGERPRINT = 7
+  TLS_BAD_FINGERPRINT = 7,
+  DNS_RESOLVE_ERROR = 8
 };
 
 /// internal struct for MQTT messages.

esphome/components/mqtt/mqtt_client.cpp

@@ -229,6 +229,8 @@ void MQTTClientComponent::check_dnslookup_() {
   if (this->dns_resolve_error_) {
     ESP_LOGW(TAG, "Couldn't resolve IP address for '%s'", this->credentials_.address.c_str());
     this->state_ = MQTT_CLIENT_DISCONNECTED;
+    this->disconnect_reason_ = MQTTClientDisconnectReason::DNS_RESOLVE_ERROR;
+    this->on_disconnect_.call(MQTTClientDisconnectReason::DNS_RESOLVE_ERROR);
     return;
   }
 
@@ -698,7 +700,9 @@ void MQTTClientComponent::set_on_connect(mqtt_on_connect_callback_t &&callback)
 }
 
 void MQTTClientComponent::set_on_disconnect(mqtt_on_disconnect_callback_t &&callback) {
+  auto callback_copy = callback;
   this->mqtt_backend_.set_on_disconnect(std::forward<mqtt_on_disconnect_callback_t>(callback));
+  this->on_disconnect_.add(std::move(callback_copy));
 }
 
 #if ASYNC_TCP_SSL_ENABLED

esphome/components/mqtt/mqtt_client.h

@@ -8,6 +8,7 @@
 #include "esphome/components/network/ip_address.h"
 #include "esphome/core/automation.h"
 #include "esphome/core/component.h"
+#include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
 #if defined(USE_ESP32)
 #include "mqtt_backend_esp32.h"
@@ -334,6 +335,7 @@ class MQTTClientComponent : public Component {
   uint32_t connect_begin_;
   uint32_t last_connected_{0};
   optional<MQTTClientDisconnectReason> disconnect_reason_{};
+  CallbackManager<MQTTBackend::on_disconnect_callback_t> on_disconnect_;
 
   bool publish_nan_as_none_{false};
   bool wait_for_connection_{false};

esphome/components/sensor/sensor.cpp

@@ -23,16 +23,22 @@ std::string state_class_to_string(StateClass state_class) {
 Sensor::Sensor() : state(NAN), raw_state(NAN) {}
 
 int8_t Sensor::get_accuracy_decimals() {
-  if (this->accuracy_decimals_.has_value())
-    return *this->accuracy_decimals_;
+  if (this->sensor_flags_.has_accuracy_override)
+    return this->accuracy_decimals_;
   return 0;
 }
-void Sensor::set_accuracy_decimals(int8_t accuracy_decimals) { this->accuracy_decimals_ = accuracy_decimals; }
+void Sensor::set_accuracy_decimals(int8_t accuracy_decimals) {
+  this->accuracy_decimals_ = accuracy_decimals;
+  this->sensor_flags_.has_accuracy_override = true;
+}
 
-void Sensor::set_state_class(StateClass state_class) { this->state_class_ = state_class; }
+void Sensor::set_state_class(StateClass state_class) {
+  this->state_class_ = state_class;
+  this->sensor_flags_.has_state_class_override = true;
+}
 StateClass Sensor::get_state_class() {
-  if (this->state_class_.has_value())
-    return *this->state_class_;
+  if (this->sensor_flags_.has_state_class_override)
+    return this->state_class_;
   return StateClass::STATE_CLASS_NONE;
 }
 

esphome/components/sensor/sensor.h

@@ -80,9 +80,9 @@ class Sensor : public EntityBase, public EntityBase_DeviceClass, public EntityBa
    * state changes to the database when they are published, even if the state is the
    * same as before.
    */
-  bool get_force_update() const { return force_update_; }
+  bool get_force_update() const { return sensor_flags_.force_update; }
   /// Set force update mode.
-  void set_force_update(bool force_update) { force_update_ = force_update; }
+  void set_force_update(bool force_update) { sensor_flags_.force_update = force_update; }
 
   /// Add a filter to the filter chain. Will be appended to the back.
   void add_filter(Filter *filter);
@@ -155,9 +155,17 @@ class Sensor : public EntityBase, public EntityBase_DeviceClass, public EntityBa
 
   Filter *filter_list_{nullptr};  ///< Store all active filters.
 
-  optional<int8_t> accuracy_decimals_;                  ///< Accuracy in decimals override
-  optional<StateClass> state_class_{STATE_CLASS_NONE};  ///< State class override
-  bool force_update_{false};                            ///< Force update mode
+  // Group small members together to avoid padding
+  int8_t accuracy_decimals_{-1};              ///< Accuracy in decimals (-1 = not set)
+  StateClass state_class_{STATE_CLASS_NONE};  ///< State class (STATE_CLASS_NONE = not set)
+
+  // Bit-packed flags for sensor-specific settings
+  struct SensorFlags {
+    uint8_t has_accuracy_override : 1;
+    uint8_t has_state_class_override : 1;
+    uint8_t force_update : 1;
+    uint8_t reserved : 5;  // Reserved for future use
+  } sensor_flags_{};
 };
 
 }  // namespace sensor

esphome/components/wifi/wifi_component.cpp

@@ -741,11 +741,6 @@ void WiFiComponent::set_power_save_mode(WiFiPowerSaveMode power_save) { this->po
 
 void WiFiComponent::set_passive_scan(bool passive) { this->passive_scan_ = passive; }
 
-std::string WiFiComponent::format_mac_addr(const uint8_t *mac) {
-  char buf[20];
-  sprintf(buf, "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
-  return buf;
-}
 bool WiFiComponent::is_captive_portal_active_() {
 #ifdef USE_CAPTIVE_PORTAL
   return captive_portal::global_captive_portal != nullptr && captive_portal::global_captive_portal->is_active();

esphome/components/wifi/wifi_component.h

@@ -321,8 +321,6 @@ class WiFiComponent : public Component {
   int32_t get_wifi_channel();
 
  protected:
-  static std::string format_mac_addr(const uint8_t mac[6]);
-
 #ifdef USE_WIFI_AP
   void setup_ap_config_();
 #endif  // USE_WIFI_AP

esphome/components/wifi/wifi_component_esp32_arduino.cpp

@@ -550,7 +550,7 @@ void WiFiComponent::wifi_event_callback_(esphome_wifi_event_id_t event, esphome_
       memcpy(buf, it.ssid, it.ssid_len);
       buf[it.ssid_len] = '\0';
       ESP_LOGV(TAG, "Connected ssid='%s' bssid=" LOG_SECRET("%s") " channel=%u, authmode=%s", buf,
-               format_mac_addr(it.bssid).c_str(), it.channel, get_auth_mode_str(it.authmode));
+               format_mac_address_pretty(it.bssid).c_str(), it.channel, get_auth_mode_str(it.authmode));
 #if USE_NETWORK_IPV6
       this->set_timeout(100, [] { WiFi.enableIPv6(); });
 #endif /* USE_NETWORK_IPV6 */
@@ -566,7 +566,7 @@ void WiFiComponent::wifi_event_callback_(esphome_wifi_event_id_t event, esphome_
         ESP_LOGW(TAG, "Disconnected ssid='%s' reason='Probe Request Unsuccessful'", buf);
       } else {
         ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf,
-                 format_mac_addr(it.bssid).c_str(), get_disconnect_reason_str(it.reason));
+                 format_mac_address_pretty(it.bssid).c_str(), get_disconnect_reason_str(it.reason));
       }
 
       uint8_t reason = it.reason;
@@ -636,13 +636,13 @@ void WiFiComponent::wifi_event_callback_(esphome_wifi_event_id_t event, esphome_
     case ESPHOME_EVENT_ID_WIFI_AP_STACONNECTED: {
       auto it = info.wifi_sta_connected;
       auto &mac = it.bssid;
-      ESP_LOGV(TAG, "AP client connected MAC=%s", format_mac_addr(mac).c_str());
+      ESP_LOGV(TAG, "AP client connected MAC=%s", format_mac_address_pretty(mac).c_str());
       break;
     }
     case ESPHOME_EVENT_ID_WIFI_AP_STADISCONNECTED: {
       auto it = info.wifi_sta_disconnected;
       auto &mac = it.bssid;
-      ESP_LOGV(TAG, "AP client disconnected MAC=%s", format_mac_addr(mac).c_str());
+      ESP_LOGV(TAG, "AP client disconnected MAC=%s", format_mac_address_pretty(mac).c_str());
       break;
     }
     case ESPHOME_EVENT_ID_WIFI_AP_STAIPASSIGNED: {
@@ -651,7 +651,7 @@ void WiFiComponent::wifi_event_callback_(esphome_wifi_event_id_t event, esphome_
     }
     case ESPHOME_EVENT_ID_WIFI_AP_PROBEREQRECVED: {
       auto it = info.wifi_ap_probereqrecved;
-      ESP_LOGVV(TAG, "AP receive Probe Request MAC=%s RSSI=%d", format_mac_addr(it.mac).c_str(), it.rssi);
+      ESP_LOGVV(TAG, "AP receive Probe Request MAC=%s RSSI=%d", format_mac_address_pretty(it.mac).c_str(), it.rssi);
       break;
     }
     default:

esphome/components/wifi/wifi_component_esp8266.cpp

@@ -496,7 +496,8 @@ void WiFiComponent::wifi_event_callback(System_Event_t *event) {
       char buf[33];
       memcpy(buf, it.ssid, it.ssid_len);
       buf[it.ssid_len] = '\0';
-      ESP_LOGV(TAG, "Connected ssid='%s' bssid=%s channel=%u", buf, format_mac_addr(it.bssid).c_str(), it.channel);
+      ESP_LOGV(TAG, "Connected ssid='%s' bssid=%s channel=%u", buf, format_mac_address_pretty(it.bssid).c_str(),
+               it.channel);
       s_sta_connected = true;
       break;
     }
@@ -510,7 +511,7 @@ void WiFiComponent::wifi_event_callback(System_Event_t *event) {
         s_sta_connect_not_found = true;
       } else {
         ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf,
-                 format_mac_addr(it.bssid).c_str(), LOG_STR_ARG(get_disconnect_reason_str(it.reason)));
+                 format_mac_address_pretty(it.bssid).c_str(), LOG_STR_ARG(get_disconnect_reason_str(it.reason)));
         s_sta_connect_error = true;
       }
       s_sta_connected = false;
@@ -545,17 +546,17 @@ void WiFiComponent::wifi_event_callback(System_Event_t *event) {
     }
     case EVENT_SOFTAPMODE_STACONNECTED: {
       auto it = event->event_info.sta_connected;
-      ESP_LOGV(TAG, "AP client connected MAC=%s aid=%u", format_mac_addr(it.mac).c_str(), it.aid);
+      ESP_LOGV(TAG, "AP client connected MAC=%s aid=%u", format_mac_address_pretty(it.mac).c_str(), it.aid);
       break;
     }
     case EVENT_SOFTAPMODE_STADISCONNECTED: {
       auto it = event->event_info.sta_disconnected;
-      ESP_LOGV(TAG, "AP client disconnected MAC=%s aid=%u", format_mac_addr(it.mac).c_str(), it.aid);
+      ESP_LOGV(TAG, "AP client disconnected MAC=%s aid=%u", format_mac_address_pretty(it.mac).c_str(), it.aid);
       break;
     }
     case EVENT_SOFTAPMODE_PROBEREQRECVED: {
       auto it = event->event_info.ap_probereqrecved;
-      ESP_LOGVV(TAG, "AP receive Probe Request MAC=%s RSSI=%d", format_mac_addr(it.mac).c_str(), it.rssi);
+      ESP_LOGVV(TAG, "AP receive Probe Request MAC=%s RSSI=%d", format_mac_address_pretty(it.mac).c_str(), it.rssi);
       break;
     }
 #if USE_ARDUINO_VERSION_CODE >= VERSION_CODE(2, 4, 0)
@@ -567,7 +568,7 @@ void WiFiComponent::wifi_event_callback(System_Event_t *event) {
     }
     case EVENT_SOFTAPMODE_DISTRIBUTE_STA_IP: {
       auto it = event->event_info.distribute_sta_ip;
-      ESP_LOGV(TAG, "AP Distribute Station IP MAC=%s IP=%s aid=%u", format_mac_addr(it.mac).c_str(),
+      ESP_LOGV(TAG, "AP Distribute Station IP MAC=%s IP=%s aid=%u", format_mac_address_pretty(it.mac).c_str(),
                format_ip_addr(it.ip).c_str(), it.aid);
       break;
     }

esphome/components/wifi/wifi_component_esp_idf.cpp

@@ -691,7 +691,7 @@ void WiFiComponent::wifi_process_event_(IDFWiFiEvent *data) {
     memcpy(buf, it.ssid, it.ssid_len);
     buf[it.ssid_len] = '\0';
     ESP_LOGV(TAG, "Connected ssid='%s' bssid=" LOG_SECRET("%s") " channel=%u, authmode=%s", buf,
-             format_mac_addr(it.bssid).c_str(), it.channel, get_auth_mode_str(it.authmode));
+             format_mac_address_pretty(it.bssid).c_str(), it.channel, get_auth_mode_str(it.authmode));
     s_sta_connected = true;
 
   } else if (data->event_base == WIFI_EVENT && data->event_id == WIFI_EVENT_STA_DISCONNECTED) {
@@ -708,7 +708,7 @@ void WiFiComponent::wifi_process_event_(IDFWiFiEvent *data) {
       return;
     } else {
       ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf,
-               format_mac_addr(it.bssid).c_str(), get_disconnect_reason_str(it.reason));
+               format_mac_address_pretty(it.bssid).c_str(), get_disconnect_reason_str(it.reason));
       s_sta_connect_error = true;
     }
     s_sta_connected = false;
@@ -780,15 +780,15 @@ void WiFiComponent::wifi_process_event_(IDFWiFiEvent *data) {
 
   } else if (data->event_base == WIFI_EVENT && data->event_id == WIFI_EVENT_AP_PROBEREQRECVED) {
     const auto &it = data->data.ap_probe_req_rx;
-    ESP_LOGVV(TAG, "AP receive Probe Request MAC=%s RSSI=%d", format_mac_addr(it.mac).c_str(), it.rssi);
+    ESP_LOGVV(TAG, "AP receive Probe Request MAC=%s RSSI=%d", format_mac_address_pretty(it.mac).c_str(), it.rssi);
 
   } else if (data->event_base == WIFI_EVENT && data->event_id == WIFI_EVENT_AP_STACONNECTED) {
     const auto &it = data->data.ap_staconnected;
-    ESP_LOGV(TAG, "AP client connected MAC=%s", format_mac_addr(it.mac).c_str());
+    ESP_LOGV(TAG, "AP client connected MAC=%s", format_mac_address_pretty(it.mac).c_str());
 
   } else if (data->event_base == WIFI_EVENT && data->event_id == WIFI_EVENT_AP_STADISCONNECTED) {
     const auto &it = data->data.ap_stadisconnected;
-    ESP_LOGV(TAG, "AP client disconnected MAC=%s", format_mac_addr(it.mac).c_str());
+    ESP_LOGV(TAG, "AP client disconnected MAC=%s", format_mac_address_pretty(it.mac).c_str());
 
   } else if (data->event_base == IP_EVENT && data->event_id == IP_EVENT_AP_STAIPASSIGNED) {
     const auto &it = data->data.ip_ap_staipassigned;

esphome/components/wifi/wifi_component_libretiny.cpp

@@ -281,7 +281,7 @@ void WiFiComponent::wifi_event_callback_(esphome_wifi_event_id_t event, esphome_
       memcpy(buf, it.ssid, it.ssid_len);
       buf[it.ssid_len] = '\0';
       ESP_LOGV(TAG, "Connected ssid='%s' bssid=" LOG_SECRET("%s") " channel=%u, authmode=%s", buf,
-               format_mac_addr(it.bssid).c_str(), it.channel, get_auth_mode_str(it.authmode));
+               format_mac_address_pretty(it.bssid).c_str(), it.channel, get_auth_mode_str(it.authmode));
 
       break;
     }
@@ -294,7 +294,7 @@ void WiFiComponent::wifi_event_callback_(esphome_wifi_event_id_t event, esphome_
         ESP_LOGW(TAG, "Disconnected ssid='%s' reason='Probe Request Unsuccessful'", buf);
       } else {
         ESP_LOGW(TAG, "Disconnected ssid='%s' bssid=" LOG_SECRET("%s") " reason='%s'", buf,
-                 format_mac_addr(it.bssid).c_str(), get_disconnect_reason_str(it.reason));
+                 format_mac_address_pretty(it.bssid).c_str(), get_disconnect_reason_str(it.reason));
       }
 
       uint8_t reason = it.reason;
@@ -349,13 +349,13 @@ void WiFiComponent::wifi_event_callback_(esphome_wifi_event_id_t event, esphome_
     case ESPHOME_EVENT_ID_WIFI_AP_STACONNECTED: {
       auto it = info.wifi_sta_connected;
       auto &mac = it.bssid;
-      ESP_LOGV(TAG, "AP client connected MAC=%s", format_mac_addr(mac).c_str());
+      ESP_LOGV(TAG, "AP client connected MAC=%s", format_mac_address_pretty(mac).c_str());
       break;
     }
     case ESPHOME_EVENT_ID_WIFI_AP_STADISCONNECTED: {
       auto it = info.wifi_sta_disconnected;
       auto &mac = it.bssid;
-      ESP_LOGV(TAG, "AP client disconnected MAC=%s", format_mac_addr(mac).c_str());
+      ESP_LOGV(TAG, "AP client disconnected MAC=%s", format_mac_address_pretty(mac).c_str());
       break;
     }
     case ESPHOME_EVENT_ID_WIFI_AP_STAIPASSIGNED: {
@@ -364,7 +364,7 @@ void WiFiComponent::wifi_event_callback_(esphome_wifi_event_id_t event, esphome_
     }
     case ESPHOME_EVENT_ID_WIFI_AP_PROBEREQRECVED: {
       auto it = info.wifi_ap_probereqrecved;
-      ESP_LOGVV(TAG, "AP receive Probe Request MAC=%s RSSI=%d", format_mac_addr(it.mac).c_str(), it.rssi);
+      ESP_LOGVV(TAG, "AP receive Probe Request MAC=%s RSSI=%d", format_mac_address_pretty(it.mac).c_str(), it.rssi);
       break;
     }
     default:

esphome/components/xiaomi_ble/xiaomi_ble.cpp

@@ -320,7 +320,7 @@ bool decrypt_xiaomi_payload(std::vector<uint8_t> &raw, const uint8_t *bindkey, c
     memcpy(mac_address + 4, mac_reverse + 1, 1);
     memcpy(mac_address + 5, mac_reverse, 1);
     ESP_LOGVV(TAG, "decrypt_xiaomi_payload(): authenticated decryption failed.");
-    ESP_LOGVV(TAG, "  MAC address : %s", format_hex_pretty(mac_address, 6).c_str());
+    ESP_LOGVV(TAG, "  MAC address : %s", format_mac_address_pretty(mac_address).c_str());
     ESP_LOGVV(TAG, "       Packet : %s", format_hex_pretty(raw.data(), raw.size()).c_str());
     ESP_LOGVV(TAG, "          Key : %s", format_hex_pretty(vector.key, vector.keysize).c_str());
     ESP_LOGVV(TAG, "           Iv : %s", format_hex_pretty(vector.iv, vector.ivsize).c_str());

esphome/const.py

@@ -1099,7 +1099,7 @@ UNIT_KILOMETER_PER_HOUR = "km/h"
 UNIT_KILOVOLT_AMPS = "kVA"
 UNIT_KILOVOLT_AMPS_HOURS = "kVAh"
 UNIT_KILOVOLT_AMPS_REACTIVE = "kVAR"
-UNIT_KILOVOLT_AMPS_REACTIVE_HOURS = "kVARh"
+UNIT_KILOVOLT_AMPS_REACTIVE_HOURS = "kvarh"
 UNIT_KILOWATT = "kW"
 UNIT_KILOWATT_HOURS = "kWh"
 UNIT_LITRE = "L"
@@ -1135,7 +1135,7 @@ UNIT_VOLT = "V"
 UNIT_VOLT_AMPS = "VA"
 UNIT_VOLT_AMPS_HOURS = "VAh"
 UNIT_VOLT_AMPS_REACTIVE = "var"
-UNIT_VOLT_AMPS_REACTIVE_HOURS = "VARh"
+UNIT_VOLT_AMPS_REACTIVE_HOURS = "varh"
 UNIT_WATT = "W"
 UNIT_WATT_HOURS = "Wh"
 

esphome/core/application.h

@@ -1,5 +1,7 @@
 #pragma once
 
+#include <algorithm>
+#include <limits>
 #include <string>
 #include <vector>
 #include "esphome/core/component.h"
@@ -335,11 +337,16 @@ class Application {
    * Each component can request a high frequency loop execution by using the HighFrequencyLoopRequester
    * helper in helpers.h
    *
+   * Note: This method is not called by ESPHome core code. It is only used by lambda functions
+   * in YAML configurations or by external components.
+   *
    * @param loop_interval The interval in milliseconds to run the core loop at. Defaults to 16 milliseconds.
    */
-  void set_loop_interval(uint32_t loop_interval) { this->loop_interval_ = loop_interval; }
+  void set_loop_interval(uint32_t loop_interval) {
+    this->loop_interval_ = std::min(loop_interval, static_cast<uint32_t>(std::numeric_limits<uint16_t>::max()));
+  }
 
-  uint32_t get_loop_interval() const { return this->loop_interval_; }
+  uint32_t get_loop_interval() const { return static_cast<uint32_t>(this->loop_interval_); }
 
   void schedule_dump_config() { this->dump_config_at_ = 0; }
 
@@ -618,6 +625,17 @@ class Application {
   /// Perform a delay while also monitoring socket file descriptors for readiness
   void yield_with_select_(uint32_t delay_ms);
 
+  // === Member variables ordered by size to minimize padding ===
+
+  // Pointer-sized members first
+  Component *current_component_{nullptr};
+  const char *comment_{nullptr};
+  const char *compilation_time_{nullptr};
+
+  // size_t members
+  size_t dump_config_at_{SIZE_MAX};
+
+  // Vectors (largest members)
   std::vector<Component *> components_{};
 
   // Partitioned vector design for looping components
@@ -637,11 +655,6 @@ class Application {
   //   and active_end_ is incremented
   // - This eliminates branch mispredictions from flag checking in the hot loop
   std::vector<Component *> looping_components_{};
-  uint16_t looping_components_active_end_{0};
-
-  // For safe reentrant modifications during iteration
-  uint16_t current_loop_index_{0};
-  bool in_loop_{false};
 
 #ifdef USE_DEVICES
   std::vector<Device *> devices_{};
@@ -713,26 +726,39 @@ class Application {
   std::vector<update::UpdateEntity *> updates_{};
 #endif
 
+#ifdef USE_SOCKET_SELECT_SUPPORT
+  std::vector<int> socket_fds_;  // Vector of all monitored socket file descriptors
+#endif
+
+  // String members
   std::string name_;
   std::string friendly_name_;
-  const char *comment_{nullptr};
-  const char *compilation_time_{nullptr};
-  bool name_add_mac_suffix_;
+
+  // 4-byte members
   uint32_t last_loop_{0};
-  uint32_t loop_interval_{16};
-  size_t dump_config_at_{SIZE_MAX};
-  uint8_t app_state_{0};
-  volatile bool has_pending_enable_loop_requests_{false};
-  Component *current_component_{nullptr};
   uint32_t loop_component_start_time_{0};
 
 #ifdef USE_SOCKET_SELECT_SUPPORT
-  // Socket select management
-  std::vector<int> socket_fds_;     // Vector of all monitored socket file descriptors
+  int max_fd_{-1};  // Highest file descriptor number for select()
+#endif
+
+  // 2-byte members (grouped together for alignment)
+  uint16_t loop_interval_{16};  // Loop interval in ms (max 65535ms = 65.5 seconds)
+  uint16_t looping_components_active_end_{0};
+  uint16_t current_loop_index_{0};  // For safe reentrant modifications during iteration
+
+  // 1-byte members (grouped together to minimize padding)
+  uint8_t app_state_{0};
+  bool name_add_mac_suffix_;
+  bool in_loop_{false};
+  volatile bool has_pending_enable_loop_requests_{false};
+
+#ifdef USE_SOCKET_SELECT_SUPPORT
   bool socket_fds_changed_{false};  // Flag to rebuild base_read_fds_ when socket_fds_ changes
-  int max_fd_{-1};                  // Highest file descriptor number for select()
-  fd_set base_read_fds_{};          // Cached fd_set rebuilt only when socket_fds_ changes
-  fd_set read_fds_{};               // Working fd_set for select(), copied from base_read_fds_
+
+  // Variable-sized members at end
+  fd_set base_read_fds_{};  // Cached fd_set rebuilt only when socket_fds_ changes
+  fd_set read_fds_{};       // Working fd_set for select(), copied from base_read_fds_
 #endif
 };
 

esphome/core/automation.h

@@ -27,20 +27,67 @@ template<typename T, typename... X> class TemplatableValue {
  public:
   TemplatableValue() : type_(NONE) {}
 
-  template<typename F, enable_if_t<!is_invocable<F, X...>::value, int> = 0>
-  TemplatableValue(F value) : type_(VALUE), value_(std::move(value)) {}
+  template<typename F, enable_if_t<!is_invocable<F, X...>::value, int> = 0> TemplatableValue(F value) : type_(VALUE) {
+    new (&this->value_) T(std::move(value));
+  }
 
-  template<typename F, enable_if_t<is_invocable<F, X...>::value, int> = 0>
-  TemplatableValue(F f) : type_(LAMBDA), f_(f) {}
+  template<typename F, enable_if_t<is_invocable<F, X...>::value, int> = 0> TemplatableValue(F f) : type_(LAMBDA) {
+    this->f_ = new std::function<T(X...)>(std::move(f));
+  }
+
+  // Copy constructor
+  TemplatableValue(const TemplatableValue &other) : type_(other.type_) {
+    if (type_ == VALUE) {
+      new (&this->value_) T(other.value_);
+    } else if (type_ == LAMBDA) {
+      this->f_ = new std::function<T(X...)>(*other.f_);
+    }
+  }
+
+  // Move constructor
+  TemplatableValue(TemplatableValue &&other) noexcept : type_(other.type_) {
+    if (type_ == VALUE) {
+      new (&this->value_) T(std::move(other.value_));
+    } else if (type_ == LAMBDA) {
+      this->f_ = other.f_;
+      other.f_ = nullptr;
+    }
+    other.type_ = NONE;
+  }
+
+  // Assignment operators
+  TemplatableValue &operator=(const TemplatableValue &other) {
+    if (this != &other) {
+      this->~TemplatableValue();
+      new (this) TemplatableValue(other);
+    }
+    return *this;
+  }
+
+  TemplatableValue &operator=(TemplatableValue &&other) noexcept {
+    if (this != &other) {
+      this->~TemplatableValue();
+      new (this) TemplatableValue(std::move(other));
+    }
+    return *this;
+  }
+
+  ~TemplatableValue() {
+    if (type_ == VALUE) {
+      this->value_.~T();
+    } else if (type_ == LAMBDA) {
+      delete this->f_;
+    }
+  }
 
   bool has_value() { return this->type_ != NONE; }
 
   T value(X... x) {
     if (this->type_ == LAMBDA) {
-      return this->f_(x...);
+      return (*this->f_)(x...);
     }
     // return value also when none
-    return this->value_;
+    return this->type_ == VALUE ? this->value_ : T{};
   }
 
   optional<T> optional_value(X... x) {
@@ -58,14 +105,16 @@ template<typename T, typename... X> class TemplatableValue {
   }
 
  protected:
-  enum {
+  enum : uint8_t {
     NONE,
     VALUE,
     LAMBDA,
   } type_;
 
-  T value_{};
-  std::function<T(X...)> f_{};
+  union {
+    T value_;
+    std::function<T(X...)> *f_;
+  };
 };
 
 /** Base class for all automation conditions.

esphome/core/defines.h

@@ -132,6 +132,8 @@
 
 // ESP32-specific feature flags
 #ifdef USE_ESP32
+#define USE_ESPHOME_TASK_LOG_BUFFER
+
 #define USE_BLUETOOTH_PROXY
 #define USE_CAPTIVE_PORTAL
 #define USE_ESP32_BLE

esphome/core/helpers.cpp

@@ -356,6 +356,10 @@ size_t parse_hex(const char *str, size_t length, uint8_t *data, size_t count) {
   return chars;
 }
 
+std::string format_mac_address_pretty(const uint8_t *mac) {
+  return str_snprintf("%02X:%02X:%02X:%02X:%02X:%02X", 17, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+}
+
 static char format_hex_char(uint8_t v) { return v >= 10 ? 'a' + (v - 10) : '0' + v; }
 std::string format_hex(const uint8_t *data, size_t length) {
   std::string ret;
@@ -732,7 +736,7 @@ std::string get_mac_address() {
 std::string get_mac_address_pretty() {
   uint8_t mac[6];
   get_mac_address_raw(mac);
-  return str_snprintf("%02X:%02X:%02X:%02X:%02X:%02X", 17, mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+  return format_mac_address_pretty(mac);
 }
 
 #ifdef USE_ESP32

esphome/core/helpers.h

@@ -402,6 +402,8 @@ template<typename T, enable_if_t<std::is_unsigned<T>::value, int> = 0> optional<
   return parse_hex<T>(str.c_str(), str.length());
 }
 
+/// Format the six-byte array \p mac into a MAC address.
+std::string format_mac_address_pretty(const uint8_t mac[6]);
 /// Format the byte array \p data of length \p len in lowercased hex.
 std::string format_hex(const uint8_t *data, size_t length);
 /// Format the vector \p data in lowercased hex.

script/api_protobuf/api_protobuf.py

@@ -886,7 +886,7 @@ def build_message_type(
         public_content.append("#ifdef HAS_PROTO_MESSAGE_DUMP")
         snake_name = camel_to_snake(desc.name)
         public_content.append(
-            f'static constexpr const char *message_name() {{ return "{snake_name}"; }}'
+            f'const char *message_name() const override {{ return "{snake_name}"; }}'
         )
         public_content.append("#endif")
 
@@ -1356,7 +1356,7 @@ def main() -> None:
     hpp += "  template<typename T>\n"
     hpp += "  bool send_message(const T &msg) {\n"
     hpp += "#ifdef HAS_PROTO_MESSAGE_DUMP\n"
-    hpp += "    this->log_send_message_(T::message_name(), msg.dump());\n"
+    hpp += "    this->log_send_message_(msg.message_name(), msg.dump());\n"
     hpp += "#endif\n"
     hpp += "    return this->send_message_(msg, T::MESSAGE_TYPE);\n"
     hpp += "  }\n\n"

tests/components/binary_sensor/common.yaml

@@ -4,6 +4,31 @@ binary_sensor:
     id: some_binary_sensor
     name: "Random binary"
     lambda: return (random_uint32() & 1) == 0;
+    filters:
+      - invert:
+      - delayed_on: 100ms
+      - delayed_off: 100ms
+      # Templated, delays for 1s (1000ms) only if a reed switch is active
+      - delayed_on_off: !lambda "return 1000;"
+      - delayed_on_off:
+          time_on: 10s
+          time_off: !lambda "return 1000;"
+      - autorepeat:
+          - delay: 1s
+            time_off: 100ms
+            time_on: 900ms
+          - delay: 5s
+            time_off: 100ms
+            time_on: 400ms
+      - lambda: |-
+          if (id(some_binary_sensor).state) {
+            return x;
+          } else {
+            return {};
+          }
+      - settle: 100ms
+      - timeout: 10s
+
     on_state_change:
       then:
         - logger.log:

tests/components/lvgl/lvgl-package.yaml

@@ -839,9 +839,7 @@ lvgl:
                       styles: bdr_style
                       grid_cell_x_align: center
                       grid_cell_y_align: stretch
-                      grid_cell_row_pos: 0
-                      grid_cell_column_pos: 1
-                      grid_cell_column_span: 1
+                      grid_cell_column_span: 2
                       text: "Grid cell 0/1"
                   - label:
                       grid_cell_x_align: end

tests/integration/fixtures/api_reboot_timeout.yaml

@@ -0,0 +1,7 @@
+esphome:
+  name: api-reboot-test
+host:
+api:
+  reboot_timeout: 0.5s  # Very short timeout for fast testing
+logger:
+  level: DEBUG

tests/integration/fixtures/host_mode_with_sensor.yaml

@@ -8,5 +8,8 @@ sensor:
     name: Test Sensor
     id: test_sensor
     unit_of_measurement: °C
+    accuracy_decimals: 2
+    state_class: measurement
+    force_update: true
     lambda: return 42.0;
     update_interval: 0.1s

tests/integration/test_api_reboot_timeout.py

@@ -0,0 +1,35 @@
+"""Test API server reboot timeout functionality."""
+
+import asyncio
+import re
+
+import pytest
+
+from .types import RunCompiledFunction
+
+
+@pytest.mark.asyncio
+async def test_api_reboot_timeout(
+    yaml_config: str,
+    run_compiled: RunCompiledFunction,
+) -> None:
+    """Test that the device reboots when no API clients connect within the timeout."""
+    loop = asyncio.get_running_loop()
+    reboot_future = loop.create_future()
+    reboot_pattern = re.compile(r"No clients; rebooting")
+
+    def check_output(line: str) -> None:
+        """Check output for reboot message."""
+        if not reboot_future.done() and reboot_pattern.search(line):
+            reboot_future.set_result(True)
+
+    # Run the device without connecting any API client
+    async with run_compiled(yaml_config, line_callback=check_output):
+        # Wait for reboot with timeout
+        # (0.5s reboot timeout + some margin for processing)
+        try:
+            await asyncio.wait_for(reboot_future, timeout=2.0)
+        except asyncio.TimeoutError:
+            pytest.fail("Device did not reboot within expected timeout")
+
+    # Test passes if we get here - reboot was detected

tests/integration/test_host_mode_sensor.py

@@ -4,6 +4,7 @@ from __future__ import annotations
 
 import asyncio
 
+import aioesphomeapi
 from aioesphomeapi import EntityState
 import pytest
 
@@ -47,3 +48,23 @@ async def test_host_mode_with_sensor(
         # Verify the sensor state
         assert test_sensor_state.state == 42.0
         assert len(states) > 0, "No states received"
+
+        # Verify the optimized fields are working correctly
+        # Get entity info to check accuracy_decimals, state_class, etc.
+        entities, _ = await client.list_entities_services()
+        sensor_info: aioesphomeapi.SensorInfo | None = None
+        for entity in entities:
+            if isinstance(entity, aioesphomeapi.SensorInfo):
+                sensor_info = entity
+                break
+
+        assert sensor_info is not None, "Sensor entity info not found"
+        assert sensor_info.accuracy_decimals == 2, (
+            f"Expected accuracy_decimals=2, got {sensor_info.accuracy_decimals}"
+        )
+        assert sensor_info.state_class == 1, (
+            f"Expected state_class=1 (measurement), got {sensor_info.state_class}"
+        )
+        assert sensor_info.force_update is True, (
+            f"Expected force_update=True, got {sensor_info.force_update}"
+        )