response suggestions

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

.clang-tidy.hash

@@ -1 +1 @@
-049d60eed541730efaa4c0dc5d337b4287bf29b6daa350b5dfc1f23915f1c52f
+4368db58e8f884aff245996b1e8b644cc0796c0bb2fa706d5740d40b823d3ac9

.github/workflows/ci-clang-tidy-hash.yml

@@ -6,7 +6,6 @@ on:
       - ".clang-tidy"
       - "platformio.ini"
       - "requirements_dev.txt"
-      - "sdkconfig.defaults"
       - ".clang-tidy.hash"
       - "script/clang_tidy_hash.py"
       - ".github/workflows/ci-clang-tidy-hash.yml"

.github/workflows/ci.yml

@@ -391,7 +391,7 @@ jobs:
           ./script/test_build_components -e compile -c ${{ matrix.file }}
 
   test-build-components-splitter:
-    name: Split components for testing into 10 components per group
+    name: Split components for testing into 20 groups maximum
     runs-on: ubuntu-24.04
     needs:
       - common
@@ -402,10 +402,10 @@ jobs:
     steps:
       - name: Check out code from GitHub
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
-      - name: Split components into groups of 10
+      - name: Split components into 20 groups
         id: split
         run: |
-          components=$(echo '${{ needs.determine-jobs.outputs.changed-components }}' | jq -c '.[]' | shuf | jq -s -c '[_nwise(10) | join(" ")]')
+          components=$(echo '${{ needs.determine-jobs.outputs.changed-components }}' | jq -c '.[]' | shuf | jq -s -c '[_nwise(20) | join(" ")]')
           echo "components=$components" >> $GITHUB_OUTPUT
 
   test-build-components-split:
@@ -466,7 +466,7 @@ jobs:
         with:
           python-version: ${{ env.DEFAULT_PYTHON }}
           cache-key: ${{ needs.common.outputs.cache-key }}
-      - uses: esphome/action@43cd1109c09c544d97196f7730ee5b2e0cc6d81e # v3.0.1 fork with pinned actions/cache
+      - uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # v3.0.1
         env:
           SKIP: pylint,clang-tidy-hash
       - uses: pre-commit-ci/lite-action@5d6cc0eb514c891a40562a58a8e71576c5c7fb43 # v1.1.0

.github/workflows/codeql.yml

@@ -58,7 +58,7 @@ jobs:
 
       # Initializes the CodeQL tools for scanning.
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@e296a935590eb16afc0c0108289f68c87e2a89a5 # v4.30.7
+        uses: github/codeql-action/init@3599b3baa15b485a2e49ef411a7a4bb2452e7f93 # v3.30.5
         with:
           languages: ${{ matrix.language }}
           build-mode: ${{ matrix.build-mode }}
@@ -86,6 +86,6 @@ jobs:
           exit 1
 
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@e296a935590eb16afc0c0108289f68c87e2a89a5 # v4.30.7
+        uses: github/codeql-action/analyze@3599b3baa15b485a2e49ef411a7a4bb2452e7f93 # v3.30.5
         with:
           category: "/language:${{matrix.language}}"

.github/workflows/stale.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Stale
-        uses: actions/stale@5f858e3efba33a5ca4407a664cc011ad407f2008 # v10.1.0
+        uses: actions/stale@3a9db7e6a41a89f618792c92c0e97cc736e1b13f # v10.0.0
         with:
           debug-only: ${{ github.ref != 'refs/heads/dev' }} # Dry-run when not run on dev branch
           remove-stale-when-updated: true

.pre-commit-config.yaml

@@ -11,7 +11,7 @@ ci:
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.14.0
+    rev: v0.13.2
     hooks:
       # Run the linter.
       - id: ruff

CODEOWNERS

@@ -139,7 +139,6 @@ esphome/components/ens160_base/* @latonita @vincentscode
 esphome/components/ens160_i2c/* @latonita
 esphome/components/ens160_spi/* @latonita
 esphome/components/ens210/* @itn3rd77
-esphome/components/epaper_spi/* @esphome/core
 esphome/components/es7210/* @kahrendt
 esphome/components/es7243e/* @kbx81
 esphome/components/es8156/* @kbx81
@@ -161,6 +160,7 @@ esphome/components/esp_ldo/* @clydebarrow
 esphome/components/espnow/* @jesserockz
 esphome/components/ethernet_info/* @gtjadsonsantos
 esphome/components/event/* @nohat
+esphome/components/event_emitter/* @Rapsssito
 esphome/components/exposure_notifications/* @OttoWinter
 esphome/components/ezo/* @ssieb
 esphome/components/ezo_pmp/* @carlos-sarmiento
@@ -257,7 +257,6 @@ esphome/components/libretiny_pwm/* @kuba2k2
 esphome/components/light/* @esphome/core
 esphome/components/lightwaverf/* @max246
 esphome/components/lilygo_t5_47/touchscreen/* @jesserockz
-esphome/components/lm75b/* @beormund
 esphome/components/ln882x/* @lamauny
 esphome/components/lock/* @esphome/core
 esphome/components/logger/* @esphome/core
@@ -430,7 +429,6 @@ esphome/components/speaker/media_player/* @kahrendt @synesthesiam
 esphome/components/spi/* @clydebarrow @esphome/core
 esphome/components/spi_device/* @clydebarrow
 esphome/components/spi_led_strip/* @clydebarrow
-esphome/components/split_buffer/* @jesserockz
 esphome/components/sprinkler/* @kbx81
 esphome/components/sps30/* @martgras
 esphome/components/ssd1322_base/* @kbx81

Doxyfile

@@ -48,7 +48,7 @@ PROJECT_NAME           = ESPHome
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 2025.10.0b1
+PROJECT_NUMBER         = 2025.10.0-dev
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

esphome/__main__.py

@@ -14,11 +14,9 @@ from typing import Protocol
 
 import argcomplete
 
-# Note: Do not import modules from esphome.components here, as this would
-# cause them to be loaded before external components are processed, resulting
-# in the built-in version being used instead of the external component one.
 from esphome import const, writer, yaml_util
 import esphome.codegen as cg
+from esphome.components.mqtt import CONF_DISCOVER_IP
 from esphome.config import iter_component_configs, read_config, strip_default_ids
 from esphome.const import (
     ALLOWED_NAME_CHARS,
@@ -242,8 +240,6 @@ def has_ota() -> bool:
 
 def has_mqtt_ip_lookup() -> bool:
     """Check if MQTT is available and IP lookup is supported."""
-    from esphome.components.mqtt import CONF_DISCOVER_IP
-
     if CONF_MQTT not in CORE.config:
         return False
     # Default Enabled

esphome/components/animation/animation.cpp

@@ -26,12 +26,12 @@ uint32_t Animation::get_animation_frame_count() const { return this->animation_f
 int Animation::get_current_frame() const { return this->current_frame_; }
 void Animation::next_frame() {
   this->current_frame_++;
-  if (loop_count_ && static_cast<uint32_t>(this->current_frame_) == loop_end_frame_ &&
+  if (loop_count_ && this->current_frame_ == loop_end_frame_ &&
       (this->loop_current_iteration_ < loop_count_ || loop_count_ < 0)) {
     this->current_frame_ = loop_start_frame_;
     this->loop_current_iteration_++;
   }
-  if (static_cast<uint32_t>(this->current_frame_) >= animation_frame_count_) {
+  if (this->current_frame_ >= animation_frame_count_) {
     this->loop_current_iteration_ = 1;
     this->current_frame_ = 0;
   }

esphome/components/api/__init__.py

@@ -9,17 +9,14 @@ import esphome.config_validation as cv
 from esphome.const import (
     CONF_ACTION,
     CONF_ACTIONS,
-    CONF_CAPTURE_RESPONSE,
     CONF_DATA,
     CONF_DATA_TEMPLATE,
     CONF_EVENT,
     CONF_ID,
     CONF_KEY,
-    CONF_MAX_CONNECTIONS,
     CONF_ON_CLIENT_CONNECTED,
     CONF_ON_CLIENT_DISCONNECTED,
-    CONF_ON_ERROR,
+    CONF_ON_RESPONSE,
-    CONF_ON_SUCCESS,
     CONF_PASSWORD,
     CONF_PORT,
     CONF_REBOOT_TIMEOUT,
@@ -38,21 +35,9 @@ _LOGGER = logging.getLogger(__name__)
 
 DOMAIN = "api"
 DEPENDENCIES = ["network"]
+AUTO_LOAD = ["socket", "json"]
 CODEOWNERS = ["@esphome/core"]
 
-
-def AUTO_LOAD(config: ConfigType) -> list[str]:
-    """Conditionally auto-load json only when capture_response is used."""
-    base = ["socket"]
-
-    # Check if any homeassistant.action/homeassistant.service has capture_response: true
-    # This flag is set during config validation in _validate_response_config
-    if not config or CORE.data.get(DOMAIN, {}).get(CONF_CAPTURE_RESPONSE, False):
-        return base + ["json"]
-
-    return base
-
-
 api_ns = cg.esphome_ns.namespace("api")
 APIServer = api_ns.class_("APIServer", cg.Component, cg.Controller)
 HomeAssistantServiceCallAction = api_ns.class_(
@@ -82,7 +67,7 @@ CONF_CUSTOM_SERVICES = "custom_services"
 CONF_HOMEASSISTANT_SERVICES = "homeassistant_services"
 CONF_HOMEASSISTANT_STATES = "homeassistant_states"
 CONF_LISTEN_BACKLOG = "listen_backlog"
-CONF_MAX_SEND_QUEUE = "max_send_queue"
+CONF_MAX_CONNECTIONS = "max_connections"
 
 
 def validate_encryption_key(value):
@@ -205,19 +190,6 @@ CONFIG_SCHEMA = cv.All(
                 host=8,  # Abundant resources
                 ln882x=8,  # Moderate RAM
             ): cv.int_range(min=1, max=20),
-            # Maximum queued send buffers per connection before dropping connection
-            # Each buffer uses ~8-12 bytes overhead plus actual message size
-            # Platform defaults based on available RAM and typical message rates:
-            cv.SplitDefault(
-                CONF_MAX_SEND_QUEUE,
-                esp8266=5,  # Limited RAM, need to fail fast
-                esp32=8,  # More RAM, can buffer more
-                rp2040=5,  # Limited RAM
-                bk72xx=8,  # Moderate RAM
-                rtl87xx=8,  # Moderate RAM
-                host=16,  # Abundant resources
-                ln882x=8,  # Moderate RAM
-            ): cv.int_range(min=1, max=64),
         }
     ).extend(cv.COMPONENT_SCHEMA),
     cv.rename_key(CONF_SERVICES, CONF_ACTIONS),
@@ -240,7 +212,6 @@ async def to_code(config):
         cg.add(var.set_listen_backlog(config[CONF_LISTEN_BACKLOG]))
     if CONF_MAX_CONNECTIONS in config:
         cg.add(var.set_max_connections(config[CONF_MAX_CONNECTIONS]))
-    cg.add_define("API_MAX_SEND_QUEUE", config[CONF_MAX_SEND_QUEUE])
 
     # Set USE_API_SERVICES if any services are enabled
     if config.get(CONF_ACTIONS) or config[CONF_CUSTOM_SERVICES]:
@@ -309,26 +280,11 @@ async def to_code(config):
 KEY_VALUE_SCHEMA = cv.Schema({cv.string: cv.templatable(cv.string_strict)})
 
 
-def _validate_response_config(config: ConfigType) -> ConfigType:
+def _validate_response_config(config):
-    # Validate dependencies:
+    if CONF_RESPONSE_TEMPLATE in config and not config.get(CONF_ON_RESPONSE):
-    # - response_template requires capture_response: true
-    # - capture_response: true requires on_success
-    if CONF_RESPONSE_TEMPLATE in config and not config[CONF_CAPTURE_RESPONSE]:
         raise cv.Invalid(
-            f"`{CONF_RESPONSE_TEMPLATE}` requires `{CONF_CAPTURE_RESPONSE}: true` to be set.",
+            f"`{CONF_RESPONSE_TEMPLATE}` requires `{CONF_ON_RESPONSE}` to be set."
-            path=[CONF_RESPONSE_TEMPLATE],
         )
-
-    if config[CONF_CAPTURE_RESPONSE] and CONF_ON_SUCCESS not in config:
-        raise cv.Invalid(
-            f"`{CONF_CAPTURE_RESPONSE}: true` requires `{CONF_ON_SUCCESS}` to be set.",
-            path=[CONF_CAPTURE_RESPONSE],
-        )
-
-    # Track if any action uses capture_response for AUTO_LOAD
-    if config[CONF_CAPTURE_RESPONSE]:
-        CORE.data.setdefault(DOMAIN, {})[CONF_CAPTURE_RESPONSE] = True
-
     return config
 
 
@@ -348,9 +304,14 @@ HOMEASSISTANT_ACTION_ACTION_SCHEMA = cv.All(
                 {cv.string: cv.returning_lambda}
             ),
             cv.Optional(CONF_RESPONSE_TEMPLATE): cv.templatable(cv.string),
-            cv.Optional(CONF_CAPTURE_RESPONSE, default=False): cv.boolean,
+            cv.Optional(CONF_ON_RESPONSE): automation.validate_automation(
-            cv.Optional(CONF_ON_SUCCESS): automation.validate_automation(single=True),
+                {
-            cv.Optional(CONF_ON_ERROR): automation.validate_automation(single=True),
+                    cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(
+                        HomeAssistantActionResponseTrigger
+                    ),
+                },
+                single=True,
+            ),
         }
     ),
     cv.has_exactly_one_key(CONF_SERVICE, CONF_ACTION),
@@ -390,38 +351,22 @@ async def homeassistant_service_to_code(
         templ = await cg.templatable(value, args, None)
         cg.add(var.add_variable(key, templ))
 
-    if on_error := config.get(CONF_ON_ERROR):
+    if response_template := config.get(CONF_RESPONSE_TEMPLATE):
+        templ = await cg.templatable(response_template, args, cg.std_string)
+        cg.add(var.set_response_template(templ))
+
+    if on_response := config.get(CONF_ON_RESPONSE):
         cg.add_define("USE_API_HOMEASSISTANT_ACTION_RESPONSES")
-        cg.add_define("USE_API_HOMEASSISTANT_ACTION_RESPONSES_ERRORS")
+        trigger = cg.new_Pvariable(
-        cg.add(var.set_wants_status())
+            on_response[CONF_TRIGGER_ID],
-        await automation.build_automation(
+            template_arg,
-            var.get_error_trigger(),
+            var,
-            [(cg.std_string, "error"), *args],
+        )
-            on_error,
+        await automation.build_automation(
+            trigger,
+            [(cg.std_shared_ptr.template(ActionResponse), "response"), *args],
+            on_response,
         )
-
-    if on_success := config.get(CONF_ON_SUCCESS):
-        cg.add_define("USE_API_HOMEASSISTANT_ACTION_RESPONSES")
-        cg.add(var.set_wants_status())
-        if config[CONF_CAPTURE_RESPONSE]:
-            cg.add(var.set_wants_response())
-            cg.add_define("USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON")
-            await automation.build_automation(
-                var.get_success_trigger_with_response(),
-                [(cg.JsonObjectConst, "response"), *args],
-                on_success,
-            )
-
-            if response_template := config.get(CONF_RESPONSE_TEMPLATE):
-                templ = await cg.templatable(response_template, args, cg.std_string)
-                cg.add(var.set_response_template(templ))
-
-        else:
-            await automation.build_automation(
-                var.get_success_trigger(),
-                args,
-                on_success,
-            )
 
     return var
 

esphome/components/api/api.proto

@@ -780,9 +780,8 @@ message HomeassistantActionRequest {
   repeated HomeassistantServiceMap data_template = 3;
   repeated HomeassistantServiceMap variables = 4;
   bool is_event = 5;
-  uint32 call_id = 6 [(field_ifdef) = "USE_API_HOMEASSISTANT_ACTION_RESPONSES"];
+  uint32 call_id = 6; // Call ID for response tracking
-  bool wants_response = 7 [(field_ifdef) = "USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON"];
+  string response_template = 7 [(no_zero_copy) = true]; // Optional Jinja template for response processing
-  string response_template = 8 [(no_zero_copy) = true, (field_ifdef) = "USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON"];
 }
 
 // Message sent by Home Assistant to ESPHome with service call response data
@@ -795,7 +794,7 @@ message HomeassistantActionResponse {
   uint32 call_id = 1; // Matches the call_id from HomeassistantActionRequest
   bool success = 2; // Whether the service call succeeded
   string error_message = 3; // Error message if success = false
-  bytes response_data = 4 [(pointer_to_buffer) = true, (field_ifdef) = "USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON"];
+  bytes response_data = 4 [(pointer_to_buffer) = true]; // Service response data
 }
 
 // ==================== IMPORT HOME ASSISTANT STATES ====================

esphome/components/api/api_connection.cpp

@@ -8,9 +8,9 @@
 #endif
 #include <cerrno>
 #include <cinttypes>
+#include <utility>
 #include <functional>
 #include <limits>
-#include <utility>
 #include "esphome/components/network/util.h"
 #include "esphome/core/application.h"
 #include "esphome/core/entity_base.h"
@@ -116,7 +116,8 @@ void APIConnection::start() {
 
   APIError err = this->helper_->init();
   if (err != APIError::OK) {
-    this->fatal_error_with_log_(LOG_STR("Helper init failed"), err);
+    on_fatal_error();
+    this->log_warning_(LOG_STR("Helper init failed"), err);
     return;
   }
   this->client_info_.peername = helper_->getpeername();
@@ -146,7 +147,8 @@ void APIConnection::loop() {
 
   APIError err = this->helper_->loop();
   if (err != APIError::OK) {
-    this->fatal_error_with_log_(LOG_STR("Socket operation failed"), err);
+    on_fatal_error();
+    this->log_socket_operation_failed_(err);
     return;
   }
 
@@ -161,13 +163,17 @@ void APIConnection::loop() {
         // No more data available
         break;
       } else if (err != APIError::OK) {
-        this->fatal_error_with_log_(LOG_STR("Reading failed"), err);
+        on_fatal_error();
+        this->log_warning_(LOG_STR("Reading failed"), err);
         return;
       } else {
         this->last_traffic_ = now;
         // read a packet
-        this->read_message(buffer.data_len, buffer.type,
+        if (buffer.data_len > 0) {
-                           buffer.data_len > 0 ? &buffer.container[buffer.data_offset] : nullptr);
+          this->read_message(buffer.data_len, buffer.type, &buffer.container[buffer.data_offset]);
+        } else {
+          this->read_message(0, buffer.type, nullptr);
+        }
         if (this->flags_.remove)
           return;
       }
@@ -199,8 +205,7 @@ void APIConnection::loop() {
     // Disconnect if not responded within 2.5*keepalive
     if (now - this->last_traffic_ > KEEPALIVE_DISCONNECT_TIMEOUT) {
       on_fatal_error();
-      ESP_LOGW(TAG, "%s (%s) is unresponsive; disconnecting", this->client_info_.name.c_str(),
+      ESP_LOGW(TAG, "%s is unresponsive; disconnecting", this->get_client_combined_info().c_str());
-               this->client_info_.peername.c_str());
     }
   } else if (now - this->last_traffic_ > KEEPALIVE_TIMEOUT_MS && !this->flags_.remove) {
     // Only send ping if we're not disconnecting
@@ -250,7 +255,7 @@ bool APIConnection::send_disconnect_response(const DisconnectRequest &msg) {
   // remote initiated disconnect_client
   // don't close yet, we still need to send the disconnect response
   // close will happen on next loop
-  ESP_LOGD(TAG, "%s (%s) disconnected", this->client_info_.name.c_str(), this->client_info_.peername.c_str());
+  ESP_LOGD(TAG, "%s disconnected", this->get_client_combined_info().c_str());
   this->flags_.next_close = true;
   DisconnectResponse resp;
   return this->send_message(resp, DisconnectResponse::MESSAGE_TYPE);
@@ -1380,7 +1385,7 @@ void APIConnection::complete_authentication_() {
   }
 
   this->flags_.connection_state = static_cast<uint8_t>(ConnectionState::AUTHENTICATED);
-  ESP_LOGD(TAG, "%s (%s) connected", this->client_info_.name.c_str(), this->client_info_.peername.c_str());
+  ESP_LOGD(TAG, "%s connected", this->get_client_combined_info().c_str());
 #ifdef USE_API_CLIENT_CONNECTED_TRIGGER
   this->parent_->get_client_connected_trigger()->trigger(this->client_info_.name, this->client_info_.peername);
 #endif
@@ -1389,11 +1394,6 @@ void APIConnection::complete_authentication_() {
     this->send_time_request();
   }
 #endif
-#ifdef USE_ZWAVE_PROXY
-  if (zwave_proxy::global_zwave_proxy != nullptr) {
-    zwave_proxy::global_zwave_proxy->api_connection_authenticated(this);
-  }
-#endif
 }
 
 bool APIConnection::send_hello_response(const HelloRequest &msg) {
@@ -1550,17 +1550,10 @@ void APIConnection::execute_service(const ExecuteServiceRequest &msg) {
 }
 #endif
 
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
+#if defined(USE_API_HOMEASSISTANT_SERVICES) && defined(USE_API_HOMEASSISTANT_ACTION_RESPONSES)
 void APIConnection::on_homeassistant_action_response(const HomeassistantActionResponse &msg) {
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
+  this->parent_->handle_action_response(msg.call_id, msg.success, msg.error_message,
-  if (msg.response_data_len > 0) {
+                                        reinterpret_cast<const char *>(msg.response_data), msg.response_data_len);
-    this->parent_->handle_action_response(msg.call_id, msg.success, msg.error_message, msg.response_data,
-                                          msg.response_data_len);
-  } else
-#endif
-  {
-    this->parent_->handle_action_response(msg.call_id, msg.success, msg.error_message);
-  }
 };
 #endif
 #ifdef USE_API_NOISE
@@ -1593,7 +1586,8 @@ bool APIConnection::try_to_clear_buffer(bool log_out_of_space) {
   delay(0);
   APIError err = this->helper_->loop();
   if (err != APIError::OK) {
-    this->fatal_error_with_log_(LOG_STR("Socket operation failed"), err);
+    on_fatal_error();
+    this->log_socket_operation_failed_(err);
     return false;
   }
   if (this->helper_->can_write_without_blocking())
@@ -1612,7 +1606,8 @@ bool APIConnection::send_buffer(ProtoWriteBuffer buffer, uint8_t message_type) {
   if (err == APIError::WOULD_BLOCK)
     return false;
   if (err != APIError::OK) {
-    this->fatal_error_with_log_(LOG_STR("Packet write failed"), err);
+    on_fatal_error();
+    this->log_warning_(LOG_STR("Packet write failed"), err);
     return false;
   }
   // Do not set last_traffic_ on send
@@ -1621,12 +1616,12 @@ bool APIConnection::send_buffer(ProtoWriteBuffer buffer, uint8_t message_type) {
 #ifdef USE_API_PASSWORD
 void APIConnection::on_unauthenticated_access() {
   this->on_fatal_error();
-  ESP_LOGD(TAG, "%s (%s) no authentication", this->client_info_.name.c_str(), this->client_info_.peername.c_str());
+  ESP_LOGD(TAG, "%s access without authentication", this->get_client_combined_info().c_str());
 }
 #endif
 void APIConnection::on_no_setup_connection() {
   this->on_fatal_error();
-  ESP_LOGD(TAG, "%s (%s) no connection setup", this->client_info_.name.c_str(), this->client_info_.peername.c_str());
+  ESP_LOGD(TAG, "%s access without full connection", this->get_client_combined_info().c_str());
 }
 void APIConnection::on_fatal_error() {
   this->helper_->close();
@@ -1798,7 +1793,8 @@ void APIConnection::process_batch_() {
   APIError err = this->helper_->write_protobuf_packets(ProtoWriteBuffer{&shared_buf},
                                                        std::span<const PacketInfo>(packet_info, packet_count));
   if (err != APIError::OK && err != APIError::WOULD_BLOCK) {
-    this->fatal_error_with_log_(LOG_STR("Batch write failed"), err);
+    on_fatal_error();
+    this->log_warning_(LOG_STR("Batch write failed"), err);
   }
 
 #ifdef HAS_PROTO_MESSAGE_DUMP
@@ -1877,8 +1873,12 @@ void APIConnection::process_state_subscriptions_() {
 #endif  // USE_API_HOMEASSISTANT_STATES
 
 void APIConnection::log_warning_(const LogString *message, APIError err) {
-  ESP_LOGW(TAG, "%s (%s): %s %s errno=%d", this->client_info_.name.c_str(), this->client_info_.peername.c_str(),
+  ESP_LOGW(TAG, "%s: %s %s errno=%d", this->get_client_combined_info().c_str(), LOG_STR_ARG(message),
-           LOG_STR_ARG(message), LOG_STR_ARG(api_error_to_logstr(err)), errno);
+           LOG_STR_ARG(api_error_to_logstr(err)), errno);
+}
+
+void APIConnection::log_socket_operation_failed_(APIError err) {
+  this->log_warning_(LOG_STR("Socket operation failed"), err);
 }
 
 }  // namespace esphome::api

esphome/components/api/api_connection.h

@@ -19,6 +19,14 @@ namespace esphome::api {
 struct ClientInfo {
   std::string name;      // Client name from Hello message
   std::string peername;  // IP:port from socket
+
+  std::string get_combined_info() const {
+    if (name == peername) {
+      // Before Hello message, both are the same
+      return name;
+    }
+    return name + " (" + peername + ")";
+  }
 };
 
 // Keepalive timeout in milliseconds
@@ -131,8 +139,8 @@ class APIConnection final : public APIServerConnection {
   }
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
   void on_homeassistant_action_response(const HomeassistantActionResponse &msg) override;
-#endif  // USE_API_HOMEASSISTANT_ACTION_RESPONSES
+#endif
-#endif  // USE_API_HOMEASSISTANT_SERVICES
+#endif
 #ifdef USE_BLUETOOTH_PROXY
   void subscribe_bluetooth_le_advertisements(const SubscribeBluetoothLEAdvertisementsRequest &msg) override;
   void unsubscribe_bluetooth_le_advertisements(const UnsubscribeBluetoothLEAdvertisementsRequest &msg) override;
@@ -273,8 +281,7 @@ class APIConnection final : public APIServerConnection {
   bool try_to_clear_buffer(bool log_out_of_space);
   bool send_buffer(ProtoWriteBuffer buffer, uint8_t message_type) override;
 
-  const std::string &get_name() const { return this->client_info_.name; }
+  std::string get_client_combined_info() const { return this->client_info_.get_combined_info(); }
-  const std::string &get_peername() const { return this->client_info_.peername; }
 
  protected:
   // Helper function to handle authentication completion
@@ -735,11 +742,8 @@ class APIConnection final : public APIServerConnection {
 
   // Helper function to log API errors with errno
   void log_warning_(const LogString *message, APIError err);
-  // Helper to handle fatal errors with logging
+  // Specific helper for duplicated error message
-  inline void fatal_error_with_log_(const LogString *message, APIError err) {
+  void log_socket_operation_failed_(APIError err);
-    this->on_fatal_error();
-    this->log_warning_(message, err);
-  }
 };
 
 }  // namespace esphome::api

esphome/components/api/api_frame_helper.cpp

@@ -13,8 +13,7 @@ namespace esphome::api {
 
 static const char *const TAG = "api.frame_helper";
 
-#define HELPER_LOG(msg, ...) \
+#define HELPER_LOG(msg, ...) ESP_LOGVV(TAG, "%s: " msg, this->client_info_->get_combined_info().c_str(), ##__VA_ARGS__)
-  ESP_LOGVV(TAG, "%s (%s): " msg, this->client_info_->name.c_str(), this->client_info_->peername.c_str(), ##__VA_ARGS__)
 
 #ifdef HELPER_LOG_PACKETS
 #define LOG_PACKET_RECEIVED(buffer) ESP_LOGVV(TAG, "Received frame: %s", format_hex_pretty(buffer).c_str())
@@ -81,7 +80,7 @@ const LogString *api_error_to_logstr(APIError err) {
 
 // Default implementation for loop - handles sending buffered data
 APIError APIFrameHelper::loop() {
-  if (this->tx_buf_count_ > 0) {
+  if (!this->tx_buf_.empty()) {
     APIError err = try_send_tx_buf_();
     if (err != APIError::OK && err != APIError::WOULD_BLOCK) {
       return err;
@@ -103,20 +102,9 @@ APIError APIFrameHelper::handle_socket_write_error_() {
 // Helper method to buffer data from IOVs
 void APIFrameHelper::buffer_data_from_iov_(const struct iovec *iov, int iovcnt, uint16_t total_write_len,
                                            uint16_t offset) {
-  // Check if queue is full
+  SendBuffer buffer;
-  if (this->tx_buf_count_ >= API_MAX_SEND_QUEUE) {
+  buffer.size = total_write_len - offset;
-    HELPER_LOG("Send queue full (%u buffers), dropping connection", this->tx_buf_count_);
+  buffer.data = std::make_unique<uint8_t[]>(buffer.size);
-    this->state_ = State::FAILED;
-    return;
-  }
-
-  uint16_t buffer_size = total_write_len - offset;
-  auto &buffer = this->tx_buf_[this->tx_buf_tail_];
-  buffer = std::make_unique<SendBuffer>(SendBuffer{
-      .data = std::make_unique<uint8_t[]>(buffer_size),
-      .size = buffer_size,
-      .offset = 0,
-  });
 
   uint16_t to_skip = offset;
   uint16_t write_pos = 0;
@@ -129,15 +117,12 @@ void APIFrameHelper::buffer_data_from_iov_(const struct iovec *iov, int iovcnt,
       // Include this segment (partially or fully)
       const uint8_t *src = reinterpret_cast<uint8_t *>(iov[i].iov_base) + to_skip;
       uint16_t len = static_cast<uint16_t>(iov[i].iov_len) - to_skip;
-      std::memcpy(buffer->data.get() + write_pos, src, len);
+      std::memcpy(buffer.data.get() + write_pos, src, len);
       write_pos += len;
       to_skip = 0;
     }
   }
-
+  this->tx_buf_.push_back(std::move(buffer));
-  // Update circular buffer tracking
-  this->tx_buf_tail_ = (this->tx_buf_tail_ + 1) % API_MAX_SEND_QUEUE;
-  this->tx_buf_count_++;
 }
 
 // This method writes data to socket or buffers it
@@ -155,7 +140,7 @@ APIError APIFrameHelper::write_raw_(const struct iovec *iov, int iovcnt, uint16_
 #endif
 
   // Try to send any existing buffered data first if there is any
-  if (this->tx_buf_count_ > 0) {
+  if (!this->tx_buf_.empty()) {
     APIError send_result = try_send_tx_buf_();
     // If real error occurred (not just WOULD_BLOCK), return it
     if (send_result != APIError::OK && send_result != APIError::WOULD_BLOCK) {
@@ -164,7 +149,7 @@ APIError APIFrameHelper::write_raw_(const struct iovec *iov, int iovcnt, uint16_
 
     // If there is still data in the buffer, we can't send, buffer
     // the new data and return
-    if (this->tx_buf_count_ > 0) {
+    if (!this->tx_buf_.empty()) {
       this->buffer_data_from_iov_(iov, iovcnt, total_write_len, 0);
       return APIError::OK;  // Success, data buffered
     }
@@ -192,31 +177,32 @@ APIError APIFrameHelper::write_raw_(const struct iovec *iov, int iovcnt, uint16_
 }
 
 // Common implementation for trying to send buffered data
-// IMPORTANT: Caller MUST ensure tx_buf_count_ > 0 before calling this method
+// IMPORTANT: Caller MUST ensure tx_buf_ is not empty before calling this method
 APIError APIFrameHelper::try_send_tx_buf_() {
   // Try to send from tx_buf - we assume it's not empty as it's the caller's responsibility to check
-  while (this->tx_buf_count_ > 0) {
+  bool tx_buf_empty = false;
+  while (!tx_buf_empty) {
     // Get the first buffer in the queue
-    SendBuffer *front_buffer = this->tx_buf_[this->tx_buf_head_].get();
+    SendBuffer &front_buffer = this->tx_buf_.front();
 
     // Try to send the remaining data in this buffer
-    ssize_t sent = this->socket_->write(front_buffer->current_data(), front_buffer->remaining());
+    ssize_t sent = this->socket_->write(front_buffer.current_data(), front_buffer.remaining());
 
     if (sent == -1) {
       return this->handle_socket_write_error_();
     } else if (sent == 0) {
       // Nothing sent but not an error
       return APIError::WOULD_BLOCK;
-    } else if (static_cast<uint16_t>(sent) < front_buffer->remaining()) {
+    } else if (static_cast<uint16_t>(sent) < front_buffer.remaining()) {
       // Partially sent, update offset
       // Cast to ensure no overflow issues with uint16_t
-      front_buffer->offset += static_cast<uint16_t>(sent);
+      front_buffer.offset += static_cast<uint16_t>(sent);
       return APIError::WOULD_BLOCK;  // Stop processing more buffers if we couldn't send a complete buffer
     } else {
       // Buffer completely sent, remove it from the queue
-      this->tx_buf_[this->tx_buf_head_].reset();
+      this->tx_buf_.pop_front();
-      this->tx_buf_head_ = (this->tx_buf_head_ + 1) % API_MAX_SEND_QUEUE;
+      // Update empty status for the loop condition
-      this->tx_buf_count_--;
+      tx_buf_empty = this->tx_buf_.empty();
       // Continue loop to try sending the next buffer
     }
   }

esphome/components/api/api_frame_helper.h

@@ -1,8 +1,7 @@
 #pragma once
-#include <array>
 #include <cstdint>
+#include <deque>
 #include <limits>
-#include <memory>
 #include <span>
 #include <utility>
 #include <vector>
@@ -18,17 +17,6 @@ namespace esphome::api {
 // uncomment to log raw packets
 //#define HELPER_LOG_PACKETS
 
-// Maximum message size limits to prevent OOM on constrained devices
-// Handshake messages are limited to a small size for security
-static constexpr uint16_t MAX_HANDSHAKE_SIZE = 128;
-
-// Data message limits vary by platform based on available memory
-#ifdef USE_ESP8266
-static constexpr uint16_t MAX_MESSAGE_SIZE = 8192;  // 8 KiB for ESP8266
-#else
-static constexpr uint16_t MAX_MESSAGE_SIZE = 32768;  // 32 KiB for ESP32 and other platforms
-#endif
-
 // Forward declaration
 struct ClientInfo;
 
@@ -91,7 +79,7 @@ class APIFrameHelper {
   virtual APIError init() = 0;
   virtual APIError loop();
   virtual APIError read_packet(ReadPacketBuffer *buffer) = 0;
-  bool can_write_without_blocking() { return this->state_ == State::DATA && this->tx_buf_count_ == 0; }
+  bool can_write_without_blocking() { return state_ == State::DATA && tx_buf_.empty(); }
   std::string getpeername() { return socket_->getpeername(); }
   int getpeername(struct sockaddr *addr, socklen_t *addrlen) { return socket_->getpeername(addr, addrlen); }
   APIError close() {
@@ -173,7 +161,7 @@ class APIFrameHelper {
   };
 
   // Containers (size varies, but typically 12+ bytes on 32-bit)
-  std::array<std::unique_ptr<SendBuffer>, API_MAX_SEND_QUEUE> tx_buf_;
+  std::deque<SendBuffer> tx_buf_;
   std::vector<struct iovec> reusable_iovs_;
   std::vector<uint8_t> rx_buf_;
 
@@ -186,10 +174,7 @@ class APIFrameHelper {
   State state_{State::INITIALIZE};
   uint8_t frame_header_padding_{0};
   uint8_t frame_footer_size_{0};
-  uint8_t tx_buf_head_{0};
+  // 5 bytes total, 3 bytes padding
-  uint8_t tx_buf_tail_{0};
-  uint8_t tx_buf_count_{0};
-  // 8 bytes total, 0 bytes padding
 
   // Common initialization for both plaintext and noise protocols
   APIError init_common_();

esphome/components/api/api_frame_helper_noise.cpp

@@ -24,8 +24,7 @@ static const char *const PROLOGUE_INIT = "NoiseAPIInit";
 #endif
 static constexpr size_t PROLOGUE_INIT_LEN = 12;  // strlen("NoiseAPIInit")
 
-#define HELPER_LOG(msg, ...) \
+#define HELPER_LOG(msg, ...) ESP_LOGVV(TAG, "%s: " msg, this->client_info_->get_combined_info().c_str(), ##__VA_ARGS__)
-  ESP_LOGVV(TAG, "%s (%s): " msg, this->client_info_->name.c_str(), this->client_info_->peername.c_str(), ##__VA_ARGS__)
 
 #ifdef HELPER_LOG_PACKETS
 #define LOG_PACKET_RECEIVED(buffer) ESP_LOGVV(TAG, "Received frame: %s", format_hex_pretty(buffer).c_str())
@@ -132,16 +131,26 @@ APIError APINoiseFrameHelper::loop() {
   return APIFrameHelper::loop();
 }
 
-/** Read a packet into the rx_buf_.
+/** Read a packet into the rx_buf_. If successful, stores frame data in the frame parameter
  *
- * @return APIError::OK if a full packet is in rx_buf_
+ * @param frame: The struct to hold the frame information in.
+ *   msg_start: points to the start of the payload - this pointer is only valid until the next
+ *     try_receive_raw_ call
+ *
+ * @return 0 if a full packet is in rx_buf_
+ * @return -1 if error, check errno.
  *
  * errno EWOULDBLOCK: Packet could not be read without blocking. Try again later.
  * errno ENOMEM: Not enough memory for reading packet.
  * errno API_ERROR_BAD_INDICATOR: Bad indicator byte at start of frame.
  * errno API_ERROR_HANDSHAKE_PACKET_LEN: Packet too big for this phase.
  */
-APIError APINoiseFrameHelper::try_read_frame_() {
+APIError APINoiseFrameHelper::try_read_frame_(std::vector<uint8_t> *frame) {
+  if (frame == nullptr) {
+    HELPER_LOG("Bad argument for try_read_frame_");
+    return APIError::BAD_ARG;
+  }
+
   // read header
   if (rx_header_buf_len_ < 3) {
     // no header information yet
@@ -168,17 +177,16 @@ APIError APINoiseFrameHelper::try_read_frame_() {
   // read body
   uint16_t msg_size = (((uint16_t) rx_header_buf_[1]) << 8) | rx_header_buf_[2];
 
-  // Check against size limits to prevent OOM: MAX_HANDSHAKE_SIZE for handshake, MAX_MESSAGE_SIZE for data
+  if (state_ != State::DATA && msg_size > 128) {
-  uint16_t limit = (state_ == State::DATA) ? MAX_MESSAGE_SIZE : MAX_HANDSHAKE_SIZE;
+    // for handshake message only permit up to 128 bytes
-  if (msg_size > limit) {
     state_ = State::FAILED;
-    HELPER_LOG("Bad packet: message size %u exceeds maximum %u", msg_size, limit);
+    HELPER_LOG("Bad packet len for handshake: %d", msg_size);
-    return (state_ == State::DATA) ? APIError::BAD_DATA_PACKET : APIError::BAD_HANDSHAKE_PACKET_LEN;
+    return APIError::BAD_HANDSHAKE_PACKET_LEN;
   }
 
-  // Reserve space for body
+  // reserve space for body
-  if (this->rx_buf_.size() != msg_size) {
+  if (rx_buf_.size() != msg_size) {
-    this->rx_buf_.resize(msg_size);
+    rx_buf_.resize(msg_size);
   }
 
   if (rx_buf_len_ < msg_size) {
@@ -196,12 +204,12 @@ APIError APINoiseFrameHelper::try_read_frame_() {
     }
   }
 
-  LOG_PACKET_RECEIVED(this->rx_buf_);
+  LOG_PACKET_RECEIVED(rx_buf_);
-
+  *frame = std::move(rx_buf_);
-  // Clear state for next frame (rx_buf_ still contains data for caller)
+  // consume msg
-  this->rx_buf_len_ = 0;
+  rx_buf_ = {};
-  this->rx_header_buf_len_ = 0;
+  rx_buf_len_ = 0;
-
+  rx_header_buf_len_ = 0;
   return APIError::OK;
 }
 
@@ -223,17 +231,18 @@ APIError APINoiseFrameHelper::state_action_() {
   }
   if (state_ == State::CLIENT_HELLO) {
     // waiting for client hello
-    aerr = this->try_read_frame_();
+    std::vector<uint8_t> frame;
+    aerr = try_read_frame_(&frame);
     if (aerr != APIError::OK) {
       return handle_handshake_frame_error_(aerr);
     }
     // ignore contents, may be used in future for flags
     // Resize for: existing prologue + 2 size bytes + frame data
-    size_t old_size = this->prologue_.size();
+    size_t old_size = prologue_.size();
-    this->prologue_.resize(old_size + 2 + this->rx_buf_.size());
+    prologue_.resize(old_size + 2 + frame.size());
-    this->prologue_[old_size] = (uint8_t) (this->rx_buf_.size() >> 8);
+    prologue_[old_size] = (uint8_t) (frame.size() >> 8);
-    this->prologue_[old_size + 1] = (uint8_t) this->rx_buf_.size();
+    prologue_[old_size + 1] = (uint8_t) frame.size();
-    std::memcpy(this->prologue_.data() + old_size + 2, this->rx_buf_.data(), this->rx_buf_.size());
+    std::memcpy(prologue_.data() + old_size + 2, frame.data(), frame.size());
 
     state_ = State::SERVER_HELLO;
   }
@@ -275,23 +284,24 @@ APIError APINoiseFrameHelper::state_action_() {
     int action = noise_handshakestate_get_action(handshake_);
     if (action == NOISE_ACTION_READ_MESSAGE) {
       // waiting for handshake msg
-      aerr = this->try_read_frame_();
+      std::vector<uint8_t> frame;
+      aerr = try_read_frame_(&frame);
       if (aerr != APIError::OK) {
         return handle_handshake_frame_error_(aerr);
       }
 
-      if (this->rx_buf_.empty()) {
+      if (frame.empty()) {
         send_explicit_handshake_reject_(LOG_STR("Empty handshake message"));
         return APIError::BAD_HANDSHAKE_ERROR_BYTE;
-      } else if (this->rx_buf_[0] != 0x00) {
+      } else if (frame[0] != 0x00) {
-        HELPER_LOG("Bad handshake error byte: %u", this->rx_buf_[0]);
+        HELPER_LOG("Bad handshake error byte: %u", frame[0]);
         send_explicit_handshake_reject_(LOG_STR("Bad handshake error byte"));
         return APIError::BAD_HANDSHAKE_ERROR_BYTE;
       }
 
       NoiseBuffer mbuf;
       noise_buffer_init(mbuf);
-      noise_buffer_set_input(mbuf, this->rx_buf_.data() + 1, this->rx_buf_.size() - 1);
+      noise_buffer_set_input(mbuf, frame.data() + 1, frame.size() - 1);
       err = noise_handshakestate_read_message(handshake_, &mbuf, nullptr);
       if (err != 0) {
         // Special handling for MAC failure
@@ -368,33 +378,35 @@ void APINoiseFrameHelper::send_explicit_handshake_reject_(const LogString *reaso
   state_ = orig_state;
 }
 APIError APINoiseFrameHelper::read_packet(ReadPacketBuffer *buffer) {
-  APIError aerr = this->state_action_();
+  int err;
+  APIError aerr;
+  aerr = state_action_();
   if (aerr != APIError::OK) {
     return aerr;
   }
 
-  if (this->state_ != State::DATA) {
+  if (state_ != State::DATA) {
     return APIError::WOULD_BLOCK;
   }
 
-  aerr = this->try_read_frame_();
+  std::vector<uint8_t> frame;
+  aerr = try_read_frame_(&frame);
   if (aerr != APIError::OK)
     return aerr;
 
   NoiseBuffer mbuf;
   noise_buffer_init(mbuf);
-  noise_buffer_set_inout(mbuf, this->rx_buf_.data(), this->rx_buf_.size(), this->rx_buf_.size());
+  noise_buffer_set_inout(mbuf, frame.data(), frame.size(), frame.size());
-  int err = noise_cipherstate_decrypt(this->recv_cipher_, &mbuf);
+  err = noise_cipherstate_decrypt(recv_cipher_, &mbuf);
   APIError decrypt_err =
       handle_noise_error_(err, LOG_STR("noise_cipherstate_decrypt"), APIError::CIPHERSTATE_DECRYPT_FAILED);
-  if (decrypt_err != APIError::OK) {
+  if (decrypt_err != APIError::OK)
     return decrypt_err;
-  }
 
   uint16_t msg_size = mbuf.size;
-  uint8_t *msg_data = this->rx_buf_.data();
+  uint8_t *msg_data = frame.data();
   if (msg_size < 4) {
-    this->state_ = State::FAILED;
+    state_ = State::FAILED;
     HELPER_LOG("Bad data packet: size %d too short", msg_size);
     return APIError::BAD_DATA_PACKET;
   }
@@ -402,12 +414,12 @@ APIError APINoiseFrameHelper::read_packet(ReadPacketBuffer *buffer) {
   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) {
-    this->state_ = State::FAILED;
+    state_ = State::FAILED;
     HELPER_LOG("Bad data packet: data_len %u greater than msg_size %u", data_len, msg_size);
     return APIError::BAD_DATA_PACKET;
   }
 
-  buffer->container = std::move(this->rx_buf_);
+  buffer->container = std::move(frame);
   buffer->data_offset = 4;
   buffer->data_len = data_len;
   buffer->type = type;

esphome/components/api/api_frame_helper_noise.h

@@ -28,7 +28,7 @@ class APINoiseFrameHelper final : public APIFrameHelper {
 
  protected:
   APIError state_action_();
-  APIError try_read_frame_();
+  APIError try_read_frame_(std::vector<uint8_t> *frame);
   APIError write_frame_(const uint8_t *data, uint16_t len);
   APIError init_handshake_();
   APIError check_handshake_finished_();

esphome/components/api/api_frame_helper_plaintext.cpp

@@ -18,8 +18,7 @@ namespace esphome::api {
 
 static const char *const TAG = "api.plaintext";
 
-#define HELPER_LOG(msg, ...) \
+#define HELPER_LOG(msg, ...) ESP_LOGVV(TAG, "%s: " msg, this->client_info_->get_combined_info().c_str(), ##__VA_ARGS__)
-  ESP_LOGVV(TAG, "%s (%s): " msg, this->client_info_->name.c_str(), this->client_info_->peername.c_str(), ##__VA_ARGS__)
 
 #ifdef HELPER_LOG_PACKETS
 #define LOG_PACKET_RECEIVED(buffer) ESP_LOGVV(TAG, "Received frame: %s", format_hex_pretty(buffer).c_str())
@@ -47,13 +46,21 @@ APIError APIPlaintextFrameHelper::loop() {
   return APIFrameHelper::loop();
 }
 
-/** Read a packet into the rx_buf_.
+/** Read a packet into the rx_buf_. If successful, stores frame data in the frame parameter
+ *
+ * @param frame: The struct to hold the frame information in.
+ *   msg: store the parsed frame in that struct
  *
  * @return See APIError
  *
  * error API_ERROR_BAD_INDICATOR: Bad indicator byte at start of frame.
  */
-APIError APIPlaintextFrameHelper::try_read_frame_() {
+APIError APIPlaintextFrameHelper::try_read_frame_(std::vector<uint8_t> *frame) {
+  if (frame == nullptr) {
+    HELPER_LOG("Bad argument for try_read_frame_");
+    return APIError::BAD_ARG;
+  }
+
   // read header
   while (!rx_header_parsed_) {
     // Now that we know when the socket is ready, we can read up to 3 bytes
@@ -115,10 +122,10 @@ APIError APIPlaintextFrameHelper::try_read_frame_() {
       continue;
     }
 
-    if (msg_size_varint->as_uint32() > MAX_MESSAGE_SIZE) {
+    if (msg_size_varint->as_uint32() > std::numeric_limits<uint16_t>::max()) {
       state_ = State::FAILED;
       HELPER_LOG("Bad packet: message size %" PRIu32 " exceeds maximum %u", msg_size_varint->as_uint32(),
-                 MAX_MESSAGE_SIZE);
+                 std::numeric_limits<uint16_t>::max());
       return APIError::BAD_DATA_PACKET;
     }
     rx_header_parsed_len_ = msg_size_varint->as_uint16();
@@ -142,9 +149,9 @@ APIError APIPlaintextFrameHelper::try_read_frame_() {
   }
   // header reading done
 
-  // Reserve space for body
+  // reserve space for body
-  if (this->rx_buf_.size() != this->rx_header_parsed_len_) {
+  if (rx_buf_.size() != rx_header_parsed_len_) {
-    this->rx_buf_.resize(this->rx_header_parsed_len_);
+    rx_buf_.resize(rx_header_parsed_len_);
   }
 
   if (rx_buf_len_ < rx_header_parsed_len_) {
@@ -162,22 +169,24 @@ APIError APIPlaintextFrameHelper::try_read_frame_() {
     }
   }
 
-  LOG_PACKET_RECEIVED(this->rx_buf_);
+  LOG_PACKET_RECEIVED(rx_buf_);
-
+  *frame = std::move(rx_buf_);
-  // Clear state for next frame (rx_buf_ still contains data for caller)
+  // consume msg
-  this->rx_buf_len_ = 0;
+  rx_buf_ = {};
-  this->rx_header_buf_pos_ = 0;
+  rx_buf_len_ = 0;
-  this->rx_header_parsed_ = false;
+  rx_header_buf_pos_ = 0;
-
+  rx_header_parsed_ = false;
   return APIError::OK;
 }
-
 APIError APIPlaintextFrameHelper::read_packet(ReadPacketBuffer *buffer) {
-  if (this->state_ != State::DATA) {
+  APIError aerr;
+
+  if (state_ != State::DATA) {
     return APIError::WOULD_BLOCK;
   }
 
-  APIError aerr = this->try_read_frame_();
+  std::vector<uint8_t> frame;
+  aerr = try_read_frame_(&frame);
   if (aerr != APIError::OK) {
     if (aerr == APIError::BAD_INDICATOR) {
       // Make sure to tell the remote that we don't
@@ -210,10 +219,10 @@ APIError APIPlaintextFrameHelper::read_packet(ReadPacketBuffer *buffer) {
     return aerr;
   }
 
-  buffer->container = std::move(this->rx_buf_);
+  buffer->container = std::move(frame);
   buffer->data_offset = 0;
-  buffer->data_len = this->rx_header_parsed_len_;
+  buffer->data_len = rx_header_parsed_len_;
-  buffer->type = this->rx_header_parsed_type_;
+  buffer->type = rx_header_parsed_type_;
   return APIError::OK;
 }
 APIError APIPlaintextFrameHelper::write_protobuf_packet(uint8_t type, ProtoWriteBuffer buffer) {

esphome/components/api/api_frame_helper_plaintext.h

@@ -24,7 +24,7 @@ class APIPlaintextFrameHelper final : public APIFrameHelper {
   APIError write_protobuf_packets(ProtoWriteBuffer buffer, std::span<const PacketInfo> packets) override;
 
  protected:
-  APIError try_read_frame_();
+  APIError try_read_frame_(std::vector<uint8_t> *frame);
 
   // Group 2-byte aligned types
   uint16_t rx_header_parsed_type_ = 0;

esphome/components/api/api_pb2.cpp

@@ -884,15 +884,8 @@ void HomeassistantActionRequest::encode(ProtoWriteBuffer buffer) const {
     buffer.encode_message(4, it, true);
   }
   buffer.encode_bool(5, this->is_event);
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
   buffer.encode_uint32(6, this->call_id);
-#endif
+  buffer.encode_string(7, this->response_template);
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
-  buffer.encode_bool(7, this->wants_response);
-#endif
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
-  buffer.encode_string(8, this->response_template);
-#endif
 }
 void HomeassistantActionRequest::calculate_size(ProtoSize &size) const {
   size.add_length(1, this->service_ref_.size());
@@ -900,15 +893,8 @@ void HomeassistantActionRequest::calculate_size(ProtoSize &size) const {
   size.add_repeated_message(1, this->data_template);
   size.add_repeated_message(1, this->variables);
   size.add_bool(1, this->is_event);
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
   size.add_uint32(1, this->call_id);
-#endif
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
-  size.add_bool(1, this->wants_response);
-#endif
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
   size.add_length(1, this->response_template.size());
-#endif
 }
 #endif
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
@@ -930,14 +916,12 @@ bool HomeassistantActionResponse::decode_length(uint32_t field_id, ProtoLengthDe
     case 3:
       this->error_message = value.as_string();
       break;
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
     case 4: {
       // Use raw data directly to avoid allocation
       this->response_data = value.data();
       this->response_data_len = value.size();
       break;
     }
-#endif
     default:
       return false;
   }

esphome/components/api/api_pb2.h

@@ -1104,7 +1104,7 @@ class HomeassistantServiceMap final : public ProtoMessage {
 class HomeassistantActionRequest final : public ProtoMessage {
  public:
   static constexpr uint8_t MESSAGE_TYPE = 35;
-  static constexpr uint8_t ESTIMATED_SIZE = 128;
+  static constexpr uint8_t ESTIMATED_SIZE = 126;
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *message_name() const override { return "homeassistant_action_request"; }
 #endif
@@ -1114,15 +1114,8 @@ class HomeassistantActionRequest final : public ProtoMessage {
   std::vector<HomeassistantServiceMap> data_template{};
   std::vector<HomeassistantServiceMap> variables{};
   bool is_event{false};
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
   uint32_t call_id{0};
-#endif
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
-  bool wants_response{false};
-#endif
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
   std::string response_template{};
-#endif
   void encode(ProtoWriteBuffer buffer) const override;
   void calculate_size(ProtoSize &size) const override;
 #ifdef HAS_PROTO_MESSAGE_DUMP
@@ -1143,10 +1136,8 @@ class HomeassistantActionResponse final : public ProtoDecodableMessage {
   uint32_t call_id{0};
   bool success{false};
   std::string error_message{};
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
   const uint8_t *response_data{nullptr};
   uint16_t response_data_len{0};
-#endif
 #ifdef HAS_PROTO_MESSAGE_DUMP
   void dump_to(std::string &out) const override;
 #endif

esphome/components/api/api_pb2_dump.cpp

@@ -1122,15 +1122,8 @@ void HomeassistantActionRequest::dump_to(std::string &out) const {
     out.append("\n");
   }
   dump_field(out, "is_event", this->is_event);
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
   dump_field(out, "call_id", this->call_id);
-#endif
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
-  dump_field(out, "wants_response", this->wants_response);
-#endif
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
   dump_field(out, "response_template", this->response_template);
-#endif
 }
 #endif
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
@@ -1139,11 +1132,9 @@ void HomeassistantActionResponse::dump_to(std::string &out) const {
   dump_field(out, "call_id", this->call_id);
   dump_field(out, "success", this->success);
   dump_field(out, "error_message", this->error_message);
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
   out.append("  response_data: ");
   out.append(format_hex_pretty(this->response_data, this->response_data_len));
   out.append("\n");
-#endif
 }
 #endif
 #ifdef USE_API_HOMEASSISTANT_STATES

esphome/components/api/api_server.cpp

@@ -181,8 +181,7 @@ void APIServer::loop() {
     // Network is down - disconnect all clients
     for (auto &client : this->clients_) {
       client->on_fatal_error();
-      ESP_LOGW(TAG, "%s (%s): Network down; disconnect", client->client_info_.name.c_str(),
+      ESP_LOGW(TAG, "%s: Network down; disconnect", client->get_client_combined_info().c_str());
-               client->client_info_.peername.c_str());
     }
     // Continue to process and clean up the clients below
   }
@@ -404,38 +403,28 @@ void APIServer::send_homeassistant_action(const HomeassistantActionRequest &call
     client->send_homeassistant_action(call);
   }
 }
+
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
 void APIServer::register_action_response_callback(uint32_t call_id, ActionResponseCallback callback) {
-  this->action_response_callbacks_.push_back({call_id, std::move(callback)});
+  this->action_response_callbacks_[call_id] = std::move(callback);
 }
 
-void APIServer::handle_action_response(uint32_t call_id, bool success, const std::string &error_message) {
-  for (auto it = this->action_response_callbacks_.begin(); it != this->action_response_callbacks_.end(); ++it) {
-    if (it->call_id == call_id) {
-      auto callback = std::move(it->callback);
-      this->action_response_callbacks_.erase(it);
-      ActionResponse response(success, error_message);
-      callback(response);
-      return;
-    }
-  }
-}
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
 void APIServer::handle_action_response(uint32_t call_id, bool success, const std::string &error_message,
-                                       const uint8_t *response_data, size_t response_data_len) {
+                                       const char *response_data, size_t response_data_len) {
-  for (auto it = this->action_response_callbacks_.begin(); it != this->action_response_callbacks_.end(); ++it) {
+  auto it = this->action_response_callbacks_.find(call_id);
-    if (it->call_id == call_id) {
+  if (it != this->action_response_callbacks_.end()) {
-      auto callback = std::move(it->callback);
+    // Create the response object
-      this->action_response_callbacks_.erase(it);
+    auto response = std::make_shared<class ActionResponse>(success, error_message, response_data, response_data_len);
-      ActionResponse response(success, error_message, response_data, response_data_len);
+
-      callback(response);
+    // Call the callback
-      return;
+    it->second(response);
-    }
+
+    // Remove the callback as it's one-time use
+    this->action_response_callbacks_.erase(it);
   }
 }
-#endif  // USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
+#endif
-#endif  // USE_API_HOMEASSISTANT_ACTION_RESPONSES
+#endif
-#endif  // USE_API_HOMEASSISTANT_SERVICES
 
 #ifdef USE_API_HOMEASSISTANT_STATES
 void APIServer::subscribe_home_assistant_state(std::string entity_id, optional<std::string> attribute,

esphome/components/api/api_server.h

@@ -111,18 +111,14 @@ class APIServer : public Component, public Controller {
 #endif
 #ifdef USE_API_HOMEASSISTANT_SERVICES
   void send_homeassistant_action(const HomeassistantActionRequest &call);
-
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
   // Action response handling
-  using ActionResponseCallback = std::function<void(const class ActionResponse &)>;
+  using ActionResponseCallback = std::function<void(std::shared_ptr<class ActionResponse>)>;
   void register_action_response_callback(uint32_t call_id, ActionResponseCallback callback);
-  void handle_action_response(uint32_t call_id, bool success, const std::string &error_message);
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
   void handle_action_response(uint32_t call_id, bool success, const std::string &error_message,
-                              const uint8_t *response_data, size_t response_data_len);
+                              const char *response_data, size_t response_data_len);
-#endif  // USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
+#endif
-#endif  // USE_API_HOMEASSISTANT_ACTION_RESPONSES
+#endif
-#endif  // USE_API_HOMEASSISTANT_SERVICES
 #ifdef USE_API_SERVICES
   void register_user_service(UserServiceDescriptor *descriptor) { this->user_services_.push_back(descriptor); }
 #endif
@@ -199,11 +195,7 @@ class APIServer : public Component, public Controller {
   std::vector<UserServiceDescriptor *> user_services_;
 #endif
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
-  struct PendingActionResponse {
+  std::map<uint32_t, ActionResponseCallback> action_response_callbacks_;
-    uint32_t call_id;
-    ActionResponseCallback callback;
-  };
-  std::vector<PendingActionResponse> action_response_callbacks_;
 #endif
 
   // Group smaller types together

esphome/components/api/homeassistant_service.h

@@ -7,9 +7,7 @@
 #include <utility>
 #include <vector>
 #include "api_pb2.h"
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
 #include "esphome/components/json/json_util.h"
-#endif
 #include "esphome/core/automation.h"
 #include "esphome/core/helpers.h"
 
@@ -53,43 +51,44 @@ template<typename... Ts> class TemplatableKeyValuePair {
 // Represents the response data from a Home Assistant action
 class ActionResponse {
  public:
-  ActionResponse(bool success, std::string error_message = "")
+  ActionResponse(bool success, std::string error_message, const char *data, size_t data_len)
-      : success_(success), error_message_(std::move(error_message)) {}
+      : success_(success), error_message_(std::move(error_message)), data_(data), data_len_(data_len) {}
-
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
-  ActionResponse(bool success, std::string error_message, const uint8_t *data, size_t data_len)
-      : success_(success), error_message_(std::move(error_message)) {
-    if (data == nullptr || data_len == 0)
-      return;
-    this->json_document_ = json::parse_json(data, data_len);
-  }
-#endif
 
   bool is_success() const { return this->success_; }
   const std::string &get_error_message() const { return this->error_message_; }
+  const char *get_data() const { return this->data_; }
+  size_t get_data_len() const { return this->data_len_; }
+  // Get data as parsed JSON object
+  // Returns unbound JsonObject if data is empty or invalid JSON
+  JsonObject get_json() {
+    if (this->data_len_ == 0)
+      return JsonObject();  // Return unbound JsonObject if no data
 
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
+    if (!this->parsed_json_) {
-  // Get data as parsed JSON object (const version returns read-only view)
+      this->json_document_ = json::parse_json(this->data_, this->data_len_);
-  JsonObjectConst get_json() const { return this->json_document_.as<JsonObjectConst>(); }
+      this->json_ = this->json_document_.as<JsonObject>();
-#endif
+      this->parsed_json_ = true;
+    }
+    return this->json_;
+  }
 
  protected:
   bool success_;
   std::string error_message_;
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
+  const char *data_;
+  size_t data_len_;
   JsonDocument json_document_;
-#endif
+  JsonObject json_;
+  bool parsed_json_{false};
 };
 
 // Callback type for action responses
-template<typename... Ts> using ActionResponseCallback = std::function<void(const ActionResponse &, Ts...)>;
+template<typename... Ts> using ActionResponseCallback = std::function<void(std::shared_ptr<ActionResponse>, Ts...)>;
 #endif
 
 template<typename... Ts> class HomeAssistantServiceCallAction : public Action<Ts...> {
  public:
-  explicit HomeAssistantServiceCallAction(APIServer *parent, bool is_event) : parent_(parent) {
+  explicit HomeAssistantServiceCallAction(APIServer *parent, bool is_event) : parent_(parent), is_event_(is_event) {}
-    this->flags_.is_event = is_event;
-  }
 
   template<typename T> void set_service(T service) { this->service_ = service; }
 
@@ -107,26 +106,20 @@ template<typename... Ts> class HomeAssistantServiceCallAction : public Action<Ts
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
   template<typename T> void set_response_template(T response_template) {
     this->response_template_ = response_template;
-    this->flags_.has_response_template = true;
+    this->has_response_template_ = true;
   }
 
-  void set_wants_status() { this->flags_.wants_status = true; }
+  void set_response_callback(ActionResponseCallback<Ts...> callback) {
-  void set_wants_response() { this->flags_.wants_response = true; }
+    this->wants_response_ = true;
-
+    this->response_callback_ = callback;
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
-  Trigger<JsonObjectConst, Ts...> *get_success_trigger_with_response() const {
-    return this->success_trigger_with_response_;
   }
 #endif
-  Trigger<Ts...> *get_success_trigger() const { return this->success_trigger_; }
-  Trigger<std::string, Ts...> *get_error_trigger() const { return this->error_trigger_; }
-#endif  // USE_API_HOMEASSISTANT_ACTION_RESPONSES
 
   void play(Ts... x) override {
     HomeassistantActionRequest resp;
     std::string service_value = this->service_.value(x...);
     resp.set_service(StringRef(service_value));
-    resp.is_event = this->flags_.is_event;
+    resp.is_event = this->is_event_;
     for (auto &it : this->data_) {
       resp.data.emplace_back();
       auto &kv = resp.data.back();
@@ -147,40 +140,21 @@ template<typename... Ts> class HomeAssistantServiceCallAction : public Action<Ts
     }
 
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
-    if (this->flags_.wants_status) {
+    if (this->wants_response_) {
       // Generate a unique call ID for this service call
       static uint32_t call_id_counter = 1;
       uint32_t call_id = call_id_counter++;
       resp.call_id = call_id;
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
+      // Set response template if provided
-      if (this->flags_.wants_response) {
+      if (this->has_response_template_) {
-        resp.wants_response = true;
+        std::string response_template_value = this->response_template_.value(x...);
-        // Set response template if provided
+        resp.response_template = response_template_value;
-        if (this->flags_.has_response_template) {
-          std::string response_template_value = this->response_template_.value(x...);
-          resp.response_template = response_template_value;
-        }
       }
-#endif
 
       auto captured_args = std::make_tuple(x...);
-      this->parent_->register_action_response_callback(call_id, [this, captured_args](const ActionResponse &response) {
+      this->parent_->register_action_response_callback(call_id, [this, captured_args](
-        std::apply(
+                                                                    std::shared_ptr<ActionResponse> response) {
-            [this, &response](auto &&...args) {
+        std::apply([this, &response](auto &&...args) { this->response_callback_(response, args...); }, captured_args);
-              if (response.is_success()) {
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
-                if (this->flags_.wants_response) {
-                  this->success_trigger_with_response_->trigger(response.get_json(), args...);
-                } else
-#endif
-                {
-                  this->success_trigger_->trigger(args...);
-                }
-              } else {
-                this->error_trigger_->trigger(response.get_error_message(), args...);
-              }
-            },
-            captured_args);
       });
     }
 #endif
@@ -190,29 +164,30 @@ template<typename... Ts> class HomeAssistantServiceCallAction : public Action<Ts
 
  protected:
   APIServer *parent_;
+  bool is_event_;
   TemplatableStringValue<Ts...> service_{};
   std::vector<TemplatableKeyValuePair<Ts...>> data_;
   std::vector<TemplatableKeyValuePair<Ts...>> data_template_;
   std::vector<TemplatableKeyValuePair<Ts...>> variables_;
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
-#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
   TemplatableStringValue<Ts...> response_template_{""};
-  Trigger<JsonObjectConst, Ts...> *success_trigger_with_response_ = new Trigger<JsonObjectConst, Ts...>();
+  ActionResponseCallback<Ts...> response_callback_;
-#endif  // USE_API_HOMEASSISTANT_ACTION_RESPONSES_JSON
+  bool wants_response_{false};
-  Trigger<Ts...> *success_trigger_ = new Trigger<Ts...>();
+  bool has_response_template_{false};
-  Trigger<std::string, Ts...> *error_trigger_ = new Trigger<std::string, Ts...>();
+#endif
-#endif  // USE_API_HOMEASSISTANT_ACTION_RESPONSES
-
-  struct Flags {
-    uint8_t is_event : 1;
-    uint8_t wants_status : 1;
-    uint8_t wants_response : 1;
-    uint8_t has_response_template : 1;
-    uint8_t reserved : 5;
-  } flags_{0};
 };
 
-}  // namespace esphome::api
+#ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
+template<typename... Ts>
+class HomeAssistantActionResponseTrigger : public Trigger<std::shared_ptr<ActionResponse>, Ts...> {
+ public:
+  HomeAssistantActionResponseTrigger(HomeAssistantServiceCallAction<Ts...> *action) {
+    action->set_response_callback(
+        [this](std::shared_ptr<ActionResponse> response, Ts... x) { this->trigger(response, x...); });
+  }
+};
+#endif
 
+}  // namespace esphome::api
 #endif
 #endif

esphome/components/api/user_services.h

@@ -35,7 +35,7 @@ template<typename... Ts> class UserServiceBase : public UserServiceDescriptor {
     msg.set_name(StringRef(this->name_));
     msg.key = this->key_;
     std::array<enums::ServiceArgType, sizeof...(Ts)> arg_types = {to_service_arg_type<Ts>()...};
-    for (size_t i = 0; i < sizeof...(Ts); i++) {
+    for (int i = 0; i < sizeof...(Ts); i++) {
       msg.args.emplace_back();
       auto &arg = msg.args.back();
       arg.type = arg_types[i];
@@ -55,7 +55,7 @@ template<typename... Ts> class UserServiceBase : public UserServiceDescriptor {
 
  protected:
   virtual void execute(Ts... x) = 0;
-  template<int... S> void execute_(const std::vector<ExecuteServiceArgument> &args, seq<S...> type) {
+  template<int... S> void execute_(std::vector<ExecuteServiceArgument> args, seq<S...> type) {
     this->execute((get_execute_arg_value<Ts>(args[S]))...);
   }
 

esphome/components/audio/__init__.py

@@ -165,4 +165,4 @@ def final_validate_audio_schema(
 
 
 async def to_code(config):
-    cg.add_library("esphome/esp-audio-libs", "2.0.1")
+    cg.add_library("esphome/esp-audio-libs", "1.1.4")

esphome/components/audio/audio.cpp

@@ -57,7 +57,7 @@ const char *audio_file_type_to_string(AudioFileType file_type) {
 void scale_audio_samples(const int16_t *audio_samples, int16_t *output_buffer, int16_t scale_factor,
                          size_t samples_to_scale) {
   // Note the assembly dsps_mulc function has audio glitches if the input and output buffers are the same.
-  for (size_t i = 0; i < samples_to_scale; i++) {
+  for (int i = 0; i < samples_to_scale; i++) {
     int32_t acc = (int32_t) audio_samples[i] * (int32_t) scale_factor;
     output_buffer[i] = (int16_t) (acc >> 15);
   }

esphome/components/audio/audio_decoder.cpp

@@ -229,18 +229,18 @@ FileDecoderState AudioDecoder::decode_flac_() {
     auto result = this->flac_decoder_->read_header(this->input_transfer_buffer_->get_buffer_start(),
                                                    this->input_transfer_buffer_->available());
 
-    if (result > esp_audio_libs::flac::FLAC_DECODER_HEADER_OUT_OF_DATA) {
+    if (result == esp_audio_libs::flac::FLAC_DECODER_HEADER_OUT_OF_DATA) {
-      // Serrious error reading FLAC header, there is no recovery
+      return FileDecoderState::POTENTIALLY_FAILED;
+    }
+
+    if (result != esp_audio_libs::flac::FLAC_DECODER_SUCCESS) {
+      // Couldn't read FLAC header
       return FileDecoderState::FAILED;
     }
 
     size_t bytes_consumed = this->flac_decoder_->get_bytes_index();
     this->input_transfer_buffer_->decrease_buffer_length(bytes_consumed);
 
-    if (result == esp_audio_libs::flac::FLAC_DECODER_HEADER_OUT_OF_DATA) {
-      return FileDecoderState::MORE_TO_PROCESS;
-    }
-
     // Reallocate the output transfer buffer to the smallest necessary size
     this->free_buffer_required_ = flac_decoder_->get_output_buffer_size_bytes();
     if (!this->output_transfer_buffer_->reallocate(this->free_buffer_required_)) {
@@ -256,9 +256,9 @@ FileDecoderState AudioDecoder::decode_flac_() {
   }
 
   uint32_t output_samples = 0;
-  auto result = this->flac_decoder_->decode_frame(this->input_transfer_buffer_->get_buffer_start(),
+  auto result = this->flac_decoder_->decode_frame(
-                                                  this->input_transfer_buffer_->available(),
+      this->input_transfer_buffer_->get_buffer_start(), this->input_transfer_buffer_->available(),
-                                                  this->output_transfer_buffer_->get_buffer_end(), &output_samples);
+      reinterpret_cast<int16_t *>(this->output_transfer_buffer_->get_buffer_end()), &output_samples);
 
   if (result == esp_audio_libs::flac::FLAC_DECODER_ERROR_OUT_OF_DATA) {
     // Not an issue, just needs more data that we'll get next time.

esphome/components/bl0906/bl0906.cpp

@@ -97,10 +97,10 @@ void BL0906::handle_actions_() {
     return;
   }
   ActionCallbackFuncPtr ptr_func = nullptr;
-  for (size_t i = 0; i < this->action_queue_.size(); i++) {
+  for (int i = 0; i < this->action_queue_.size(); i++) {
     ptr_func = this->action_queue_[i];
     if (ptr_func) {
-      ESP_LOGI(TAG, "HandleActionCallback[%zu]", i);
+      ESP_LOGI(TAG, "HandleActionCallback[%d]", i);
       (this->*ptr_func)();
     }
   }

esphome/components/bl0942/bl0942.cpp

@@ -51,7 +51,7 @@ void BL0942::loop() {
   if (!avail) {
     return;
   }
-  if (static_cast<size_t>(avail) < sizeof(buffer)) {
+  if (avail < sizeof(buffer)) {
     if (!this->rx_start_) {
       this->rx_start_ = millis();
     } else if (millis() > this->rx_start_ + PKT_TIMEOUT_MS) {
@@ -148,7 +148,7 @@ void BL0942::setup() {
 
   this->write_reg_(BL0942_REG_USR_WRPROT, 0);
 
-  if (static_cast<uint32_t>(this->read_reg_(BL0942_REG_MODE)) != mode)
+  if (this->read_reg_(BL0942_REG_MODE) != mode)
     this->status_set_warning(LOG_STR("BL0942 setup failed!"));
 
   this->flush();

esphome/components/ble_client/__init__.py

@@ -116,7 +116,7 @@ CONFIG_SCHEMA = cv.All(
     )
     .extend(cv.COMPONENT_SCHEMA)
     .extend(esp32_ble_tracker.ESP_BLE_DEVICE_SCHEMA),
-    esp32_ble.consume_connection_slots(1, "ble_client"),
+    esp32_ble_tracker.consume_connection_slots(1, "ble_client"),
 )
 
 CONF_BLE_CLIENT_ID = "ble_client_id"

esphome/components/bluetooth_proxy/__init__.py

@@ -42,7 +42,9 @@ def validate_connections(config):
             )
     elif config[CONF_ACTIVE]:
         connection_slots: int = config[CONF_CONNECTION_SLOTS]
-        esp32_ble.consume_connection_slots(connection_slots, "bluetooth_proxy")(config)
+        esp32_ble_tracker.consume_connection_slots(connection_slots, "bluetooth_proxy")(
+            config
+        )
 
         return {
             **config,
@@ -63,11 +65,11 @@ CONFIG_SCHEMA = cv.All(
                     default=DEFAULT_CONNECTION_SLOTS,
                 ): cv.All(
                     cv.positive_int,
-                    cv.Range(min=1, max=esp32_ble.IDF_MAX_CONNECTIONS),
+                    cv.Range(min=1, max=esp32_ble_tracker.IDF_MAX_CONNECTIONS),
                 ),
                 cv.Optional(CONF_CONNECTIONS): cv.All(
                     cv.ensure_list(CONNECTION_SCHEMA),
-                    cv.Length(min=1, max=esp32_ble.IDF_MAX_CONNECTIONS),
+                    cv.Length(min=1, max=esp32_ble_tracker.IDF_MAX_CONNECTIONS),
                 ),
             }
         )

esphome/components/captive_portal/captive_portal.cpp

@@ -11,14 +11,14 @@ namespace captive_portal {
 static const char *const TAG = "captive_portal";
 
 void CaptivePortal::handle_config(AsyncWebServerRequest *request) {
-  AsyncResponseStream *stream = request->beginResponseStream(ESPHOME_F("application/json"));
+  AsyncResponseStream *stream = request->beginResponseStream(F("application/json"));
-  stream->addHeader(ESPHOME_F("cache-control"), ESPHOME_F("public, max-age=0, must-revalidate"));
+  stream->addHeader(F("cache-control"), F("public, max-age=0, must-revalidate"));
 #ifdef USE_ESP8266
-  stream->print(ESPHOME_F("{\"mac\":\""));
+  stream->print(F("{\"mac\":\""));
   stream->print(get_mac_address_pretty().c_str());
-  stream->print(ESPHOME_F("\",\"name\":\""));
+  stream->print(F("\",\"name\":\""));
   stream->print(App.get_name().c_str());
-  stream->print(ESPHOME_F("\",\"aps\":[{}"));
+  stream->print(F("\",\"aps\":[{}"));
 #else
   stream->printf(R"({"mac":"%s","name":"%s","aps":[{})", get_mac_address_pretty().c_str(), App.get_name().c_str());
 #endif
@@ -29,19 +29,19 @@ void CaptivePortal::handle_config(AsyncWebServerRequest *request) {
 
       // Assumes no " in ssid, possible unicode isses?
 #ifdef USE_ESP8266
-    stream->print(ESPHOME_F(",{\"ssid\":\""));
+    stream->print(F(",{\"ssid\":\""));
     stream->print(scan.get_ssid().c_str());
-    stream->print(ESPHOME_F("\",\"rssi\":"));
+    stream->print(F("\",\"rssi\":"));
     stream->print(scan.get_rssi());
-    stream->print(ESPHOME_F(",\"lock\":"));
+    stream->print(F(",\"lock\":"));
     stream->print(scan.get_with_auth());
-    stream->print(ESPHOME_F("}"));
+    stream->print(F("}"));
 #else
     stream->printf(R"(,{"ssid":"%s","rssi":%d,"lock":%d})", scan.get_ssid().c_str(), scan.get_rssi(),
                    scan.get_with_auth());
 #endif
   }
-  stream->print(ESPHOME_F("]}"));
+  stream->print(F("]}"));
   request->send(stream);
 }
 void CaptivePortal::handle_wifisave(AsyncWebServerRequest *request) {
@@ -52,7 +52,7 @@ void CaptivePortal::handle_wifisave(AsyncWebServerRequest *request) {
   ESP_LOGI(TAG, "  Password=" LOG_SECRET("'%s'"), psk.c_str());
   wifi::global_wifi_component->save_wifi_sta(ssid, psk);
   wifi::global_wifi_component->start_scanning();
-  request->redirect(ESPHOME_F("/?save"));
+  request->redirect(F("/?save"));
 }
 
 void CaptivePortal::setup() {
@@ -75,7 +75,7 @@ void CaptivePortal::start() {
 #ifdef USE_ARDUINO
   this->dns_server_ = make_unique<DNSServer>();
   this->dns_server_->setErrorReplyCode(DNSReplyCode::NoError);
-  this->dns_server_->start(53, ESPHOME_F("*"), ip);
+  this->dns_server_->start(53, F("*"), ip);
 #endif
 
   this->initialized_ = true;
@@ -88,10 +88,10 @@ void CaptivePortal::start() {
 }
 
 void CaptivePortal::handleRequest(AsyncWebServerRequest *req) {
-  if (req->url() == ESPHOME_F("/config.json")) {
+  if (req->url() == F("/config.json")) {
     this->handle_config(req);
     return;
-  } else if (req->url() == ESPHOME_F("/wifisave")) {
+  } else if (req->url() == F("/wifisave")) {
     this->handle_wifisave(req);
     return;
   }
@@ -100,11 +100,11 @@ void CaptivePortal::handleRequest(AsyncWebServerRequest *req) {
   // This includes OS captive portal detection endpoints which will trigger
   // the captive portal when they don't receive their expected responses
 #ifndef USE_ESP8266
-  auto *response = req->beginResponse(200, ESPHOME_F("text/html"), INDEX_GZ, sizeof(INDEX_GZ));
+  auto *response = req->beginResponse(200, F("text/html"), INDEX_GZ, sizeof(INDEX_GZ));
 #else
-  auto *response = req->beginResponse_P(200, ESPHOME_F("text/html"), INDEX_GZ, sizeof(INDEX_GZ));
+  auto *response = req->beginResponse_P(200, F("text/html"), INDEX_GZ, sizeof(INDEX_GZ));
 #endif
-  response->addHeader(ESPHOME_F("Content-Encoding"), ESPHOME_F("gzip"));
+  response->addHeader(F("Content-Encoding"), F("gzip"));
   req->send(response);
 }
 

esphome/components/cm1106/cm1106.cpp

@@ -13,7 +13,7 @@ static const uint8_t C_M1106_CMD_SET_CO2_CALIB_RESPONSE[4] = {0x16, 0x01, 0x03,
 
 uint8_t cm1106_checksum(const uint8_t *response, size_t len) {
   uint8_t crc = 0;
-  for (size_t i = 0; i < len - 1; i++) {
+  for (int i = 0; i < len - 1; i++) {
     crc -= response[i];
   }
   return crc;

esphome/components/copy/lock/copy_lock.cpp

@@ -11,7 +11,7 @@ void CopyLock::setup() {
 
   traits.set_assumed_state(source_->traits.get_assumed_state());
   traits.set_requires_code(source_->traits.get_requires_code());
-  traits.set_supported_states_mask(source_->traits.get_supported_states_mask());
+  traits.set_supported_states(source_->traits.get_supported_states());
   traits.set_supports_open(source_->traits.get_supports_open());
 
   this->publish_state(source_->state);

esphome/components/daikin_arc/daikin_arc.cpp

@@ -26,7 +26,7 @@ void DaikinArcClimate::transmit_query_() {
   uint8_t remote_header[8] = {0x11, 0xDA, 0x27, 0x00, 0x84, 0x87, 0x20, 0x00};
 
   // Calculate checksum
-  for (size_t i = 0; i < sizeof(remote_header) - 1; i++) {
+  for (int i = 0; i < sizeof(remote_header) - 1; i++) {
     remote_header[sizeof(remote_header) - 1] += remote_header[i];
   }
 
@@ -102,7 +102,7 @@ void DaikinArcClimate::transmit_state() {
   remote_state[9] = fan_speed & 0xff;
 
   // Calculate checksum
-  for (size_t i = 0; i < sizeof(remote_header) - 1; i++) {
+  for (int i = 0; i < sizeof(remote_header) - 1; i++) {
     remote_header[sizeof(remote_header) - 1] += remote_header[i];
   }
 
@@ -350,7 +350,7 @@ bool DaikinArcClimate::on_receive(remote_base::RemoteReceiveData data) {
   bool valid_daikin_frame = false;
   if (data.expect_item(DAIKIN_HEADER_MARK, DAIKIN_HEADER_SPACE)) {
     valid_daikin_frame = true;
-    size_t bytes_count = data.size() / 2 / 8;
+    int bytes_count = data.size() / 2 / 8;
     std::unique_ptr<char[]> buf(new char[bytes_count * 3 + 1]);
     buf[0] = '\0';
     for (size_t i = 0; i < bytes_count; i++) {
@@ -370,7 +370,7 @@ bool DaikinArcClimate::on_receive(remote_base::RemoteReceiveData data) {
   if (!valid_daikin_frame) {
     char sbuf[16 * 10 + 1];
     sbuf[0] = '\0';
-    for (size_t j = 0; j < static_cast<size_t>(data.size()); j++) {
+    for (size_t j = 0; j < data.size(); j++) {
       if ((j - 2) % 16 == 0) {
         if (j > 0) {
           ESP_LOGD(TAG, "DATA %04x: %s", (j - 16 > 0xffff ? 0 : j - 16), sbuf);
@@ -380,26 +380,19 @@ bool DaikinArcClimate::on_receive(remote_base::RemoteReceiveData data) {
       char type_ch = ' ';
       // debug_tolerance = 25%
 
-      if (static_cast<int32_t>(DAIKIN_DBG_LOWER(DAIKIN_ARC_PRE_MARK)) <= data[j] &&
+      if (DAIKIN_DBG_LOWER(DAIKIN_ARC_PRE_MARK) <= data[j] && data[j] <= DAIKIN_DBG_UPPER(DAIKIN_ARC_PRE_MARK))
-          data[j] <= static_cast<int32_t>(DAIKIN_DBG_UPPER(DAIKIN_ARC_PRE_MARK)))
         type_ch = 'P';
-      if (static_cast<int32_t>(DAIKIN_DBG_LOWER(DAIKIN_ARC_PRE_SPACE)) <= -data[j] &&
+      if (DAIKIN_DBG_LOWER(DAIKIN_ARC_PRE_SPACE) <= -data[j] && -data[j] <= DAIKIN_DBG_UPPER(DAIKIN_ARC_PRE_SPACE))
-          -data[j] <= static_cast<int32_t>(DAIKIN_DBG_UPPER(DAIKIN_ARC_PRE_SPACE)))
         type_ch = 'a';
-      if (static_cast<int32_t>(DAIKIN_DBG_LOWER(DAIKIN_HEADER_MARK)) <= data[j] &&
+      if (DAIKIN_DBG_LOWER(DAIKIN_HEADER_MARK) <= data[j] && data[j] <= DAIKIN_DBG_UPPER(DAIKIN_HEADER_MARK))
-          data[j] <= static_cast<int32_t>(DAIKIN_DBG_UPPER(DAIKIN_HEADER_MARK)))
         type_ch = 'H';
-      if (static_cast<int32_t>(DAIKIN_DBG_LOWER(DAIKIN_HEADER_SPACE)) <= -data[j] &&
+      if (DAIKIN_DBG_LOWER(DAIKIN_HEADER_SPACE) <= -data[j] && -data[j] <= DAIKIN_DBG_UPPER(DAIKIN_HEADER_SPACE))
-          -data[j] <= static_cast<int32_t>(DAIKIN_DBG_UPPER(DAIKIN_HEADER_SPACE)))
         type_ch = 'h';
-      if (static_cast<int32_t>(DAIKIN_DBG_LOWER(DAIKIN_BIT_MARK)) <= data[j] &&
+      if (DAIKIN_DBG_LOWER(DAIKIN_BIT_MARK) <= data[j] && data[j] <= DAIKIN_DBG_UPPER(DAIKIN_BIT_MARK))
-          data[j] <= static_cast<int32_t>(DAIKIN_DBG_UPPER(DAIKIN_BIT_MARK)))
         type_ch = 'B';
-      if (static_cast<int32_t>(DAIKIN_DBG_LOWER(DAIKIN_ONE_SPACE)) <= -data[j] &&
+      if (DAIKIN_DBG_LOWER(DAIKIN_ONE_SPACE) <= -data[j] && -data[j] <= DAIKIN_DBG_UPPER(DAIKIN_ONE_SPACE))
-          -data[j] <= static_cast<int32_t>(DAIKIN_DBG_UPPER(DAIKIN_ONE_SPACE)))
         type_ch = '1';
-      if (static_cast<int32_t>(DAIKIN_DBG_LOWER(DAIKIN_ZERO_SPACE)) <= -data[j] &&
+      if (DAIKIN_DBG_LOWER(DAIKIN_ZERO_SPACE) <= -data[j] && -data[j] <= DAIKIN_DBG_UPPER(DAIKIN_ZERO_SPACE))
-          -data[j] <= static_cast<int32_t>(DAIKIN_DBG_UPPER(DAIKIN_ZERO_SPACE)))
         type_ch = '0';
 
       if (abs(data[j]) > 100000) {
@@ -407,7 +400,7 @@ bool DaikinArcClimate::on_receive(remote_base::RemoteReceiveData data) {
       } else {
         sprintf(sbuf, "%s%-5d[%c] ", sbuf, (int) (round(data[j] / 10.) * 10), type_ch);
       }
-      if (j + 1 == static_cast<size_t>(data.size())) {
+      if (j == data.size() - 1) {
         ESP_LOGD(TAG, "DATA %04x: %s", (j - 8 > 0xffff ? 0 : j - 8), sbuf);
       }
     }

esphome/components/epaper_spi/__init__.py

@@ -1 +0,0 @@
-CODEOWNERS = ["@esphome/core"]

esphome/components/epaper_spi/display.py

@@ -1,80 +0,0 @@
-from esphome import core, pins
-import esphome.codegen as cg
-from esphome.components import display, spi
-import esphome.config_validation as cv
-from esphome.const import (
-    CONF_BUSY_PIN,
-    CONF_DC_PIN,
-    CONF_ID,
-    CONF_LAMBDA,
-    CONF_MODEL,
-    CONF_PAGES,
-    CONF_RESET_DURATION,
-    CONF_RESET_PIN,
-)
-
-AUTO_LOAD = ["split_buffer"]
-DEPENDENCIES = ["spi"]
-
-epaper_spi_ns = cg.esphome_ns.namespace("epaper_spi")
-EPaperBase = epaper_spi_ns.class_(
-    "EPaperBase", cg.PollingComponent, spi.SPIDevice, display.DisplayBuffer
-)
-
-EPaperSpectraE6 = epaper_spi_ns.class_("EPaperSpectraE6", EPaperBase)
-EPaper7p3InSpectraE6 = epaper_spi_ns.class_("EPaper7p3InSpectraE6", EPaperSpectraE6)
-
-MODELS = {
-    "7.3in-spectra-e6": EPaper7p3InSpectraE6,
-}
-
-
-CONFIG_SCHEMA = cv.All(
-    display.FULL_DISPLAY_SCHEMA.extend(
-        {
-            cv.GenerateID(): cv.declare_id(EPaperBase),
-            cv.Required(CONF_DC_PIN): pins.gpio_output_pin_schema,
-            cv.Required(CONF_MODEL): cv.one_of(*MODELS, lower=True, space="-"),
-            cv.Optional(CONF_RESET_PIN): pins.gpio_output_pin_schema,
-            cv.Optional(CONF_BUSY_PIN): pins.gpio_input_pin_schema,
-            cv.Optional(CONF_RESET_DURATION): cv.All(
-                cv.positive_time_period_milliseconds,
-                cv.Range(max=core.TimePeriod(milliseconds=500)),
-            ),
-        }
-    )
-    .extend(cv.polling_component_schema("60s"))
-    .extend(spi.spi_device_schema()),
-    cv.has_at_most_one_key(CONF_PAGES, CONF_LAMBDA),
-)
-
-FINAL_VALIDATE_SCHEMA = spi.final_validate_device_schema(
-    "epaper_spi", require_miso=False, require_mosi=True
-)
-
-
-async def to_code(config):
-    model = MODELS[config[CONF_MODEL]]
-
-    rhs = model.new()
-    var = cg.Pvariable(config[CONF_ID], rhs, model)
-
-    await display.register_display(var, config)
-    await spi.register_spi_device(var, config)
-
-    dc = await cg.gpio_pin_expression(config[CONF_DC_PIN])
-    cg.add(var.set_dc_pin(dc))
-
-    if CONF_LAMBDA in config:
-        lambda_ = await cg.process_lambda(
-            config[CONF_LAMBDA], [(display.DisplayRef, "it")], return_type=cg.void
-        )
-        cg.add(var.set_writer(lambda_))
-    if CONF_RESET_PIN in config:
-        reset = await cg.gpio_pin_expression(config[CONF_RESET_PIN])
-        cg.add(var.set_reset_pin(reset))
-    if CONF_BUSY_PIN in config:
-        busy = await cg.gpio_pin_expression(config[CONF_BUSY_PIN])
-        cg.add(var.set_busy_pin(busy))
-    if CONF_RESET_DURATION in config:
-        cg.add(var.set_reset_duration(config[CONF_RESET_DURATION]))

esphome/components/epaper_spi/epaper_spi.cpp

@@ -1,227 +0,0 @@
-#include "epaper_spi.h"
-#include <cinttypes>
-#include "esphome/core/application.h"
-#include "esphome/core/helpers.h"
-#include "esphome/core/log.h"
-
-namespace esphome::epaper_spi {
-
-static const char *const TAG = "epaper_spi";
-
-static const LogString *epaper_state_to_string(EPaperState state) {
-  switch (state) {
-    case EPaperState::IDLE:
-      return LOG_STR("IDLE");
-    case EPaperState::UPDATE:
-      return LOG_STR("UPDATE");
-    case EPaperState::RESET:
-      return LOG_STR("RESET");
-    case EPaperState::INITIALISE:
-      return LOG_STR("INITIALISE");
-    case EPaperState::TRANSFER_DATA:
-      return LOG_STR("TRANSFER_DATA");
-    case EPaperState::POWER_ON:
-      return LOG_STR("POWER_ON");
-    case EPaperState::REFRESH_SCREEN:
-      return LOG_STR("REFRESH_SCREEN");
-    case EPaperState::POWER_OFF:
-      return LOG_STR("POWER_OFF");
-    case EPaperState::DEEP_SLEEP:
-      return LOG_STR("DEEP_SLEEP");
-    default:
-      return LOG_STR("UNKNOWN");
-  }
-}
-
-void EPaperBase::setup() {
-  if (!this->init_buffer_(this->get_buffer_length())) {
-    this->mark_failed("Failed to initialise buffer");
-    return;
-  }
-  this->setup_pins_();
-  this->spi_setup();
-}
-
-bool EPaperBase::init_buffer_(size_t buffer_length) {
-  if (!this->buffer_.init(buffer_length)) {
-    return false;
-  }
-  this->clear();
-  return true;
-}
-
-void EPaperBase::setup_pins_() {
-  this->dc_pin_->setup();  // OUTPUT
-  this->dc_pin_->digital_write(false);
-
-  if (this->reset_pin_ != nullptr) {
-    this->reset_pin_->setup();  // OUTPUT
-    this->reset_pin_->digital_write(true);
-  }
-
-  if (this->busy_pin_ != nullptr) {
-    this->busy_pin_->setup();  // INPUT
-  }
-}
-
-float EPaperBase::get_setup_priority() const { return setup_priority::PROCESSOR; }
-
-void EPaperBase::command(uint8_t value) {
-  this->start_command_();
-  this->write_byte(value);
-  this->end_command_();
-}
-
-void EPaperBase::data(uint8_t value) {
-  this->start_data_();
-  this->write_byte(value);
-  this->end_data_();
-}
-
-// write a command followed by zero or more bytes of data.
-// The command is the first byte, length is the length of data only in the second byte, followed by the data.
-// [COMMAND, LENGTH, DATA...]
-void EPaperBase::cmd_data(const uint8_t *data) {
-  const uint8_t command = data[0];
-  const uint8_t length = data[1];
-  const uint8_t *ptr = data + 2;
-
-  ESP_LOGVV(TAG, "Command: 0x%02X, Length: %d, Data: %s", command, length,
-            format_hex_pretty(ptr, length, '.', false).c_str());
-
-  this->dc_pin_->digital_write(false);
-  this->enable();
-  this->write_byte(command);
-  if (length > 0) {
-    this->dc_pin_->digital_write(true);
-    this->write_array(ptr, length);
-  }
-  this->disable();
-}
-
-bool EPaperBase::is_idle_() {
-  if (this->busy_pin_ == nullptr) {
-    return true;
-  }
-  return !this->busy_pin_->digital_read();
-}
-
-void EPaperBase::reset() {
-  if (this->reset_pin_ != nullptr) {
-    this->reset_pin_->digital_write(false);
-    this->disable_loop();
-    this->set_timeout(this->reset_duration_, [this] {
-      this->reset_pin_->digital_write(true);
-      this->set_timeout(20, [this] { this->enable_loop(); });
-    });
-  }
-}
-
-void EPaperBase::update() {
-  if (!this->state_queue_.empty()) {
-    ESP_LOGE(TAG, "Display update already in progress - %s",
-             LOG_STR_ARG(epaper_state_to_string(this->state_queue_.front())));
-    return;
-  }
-
-  this->state_queue_.push(EPaperState::UPDATE);
-  this->state_queue_.push(EPaperState::RESET);
-  this->state_queue_.push(EPaperState::INITIALISE);
-  this->state_queue_.push(EPaperState::TRANSFER_DATA);
-  this->state_queue_.push(EPaperState::POWER_ON);
-  this->state_queue_.push(EPaperState::REFRESH_SCREEN);
-  this->state_queue_.push(EPaperState::POWER_OFF);
-  this->state_queue_.push(EPaperState::DEEP_SLEEP);
-  this->state_queue_.push(EPaperState::IDLE);
-
-  this->enable_loop();
-}
-
-void EPaperBase::loop() {
-  if (this->waiting_for_idle_) {
-    if (this->is_idle_()) {
-      this->waiting_for_idle_ = false;
-    } else {
-      if (App.get_loop_component_start_time() - this->waiting_for_idle_last_print_ >= 1000) {
-        ESP_LOGV(TAG, "Waiting for idle");
-        this->waiting_for_idle_last_print_ = App.get_loop_component_start_time();
-      }
-      return;
-    }
-  }
-
-  auto state = this->state_queue_.front();
-
-  switch (state) {
-    case EPaperState::IDLE:
-      this->disable_loop();
-      break;
-    case EPaperState::UPDATE:
-      this->do_update_();  // Calls ESPHome (current page) lambda
-      break;
-    case EPaperState::RESET:
-      this->reset();
-      break;
-    case EPaperState::INITIALISE:
-      this->initialise_();
-      break;
-    case EPaperState::TRANSFER_DATA:
-      if (!this->transfer_data()) {
-        return;  // Not done yet, come back next loop
-      }
-      break;
-    case EPaperState::POWER_ON:
-      this->power_on();
-      break;
-    case EPaperState::REFRESH_SCREEN:
-      this->refresh_screen();
-      break;
-    case EPaperState::POWER_OFF:
-      this->power_off();
-      break;
-    case EPaperState::DEEP_SLEEP:
-      this->deep_sleep();
-      break;
-  }
-  this->state_queue_.pop();
-}
-
-void EPaperBase::start_command_() {
-  this->dc_pin_->digital_write(false);
-  this->enable();
-}
-
-void EPaperBase::end_command_() { this->disable(); }
-
-void EPaperBase::start_data_() {
-  this->dc_pin_->digital_write(true);
-  this->enable();
-}
-void EPaperBase::end_data_() { this->disable(); }
-
-void EPaperBase::on_safe_shutdown() { this->deep_sleep(); }
-
-void EPaperBase::initialise_() {
-  size_t index = 0;
-  const auto &sequence = this->init_sequence_;
-  const size_t sequence_size = this->init_sequence_length_;
-  while (index != sequence_size) {
-    if (sequence_size - index < 2) {
-      this->mark_failed("Malformed init sequence");
-      return;
-    }
-    const auto *ptr = sequence + index;
-    const uint8_t length = ptr[1];
-    if (sequence_size - index < length + 2) {
-      this->mark_failed("Malformed init sequence");
-      return;
-    }
-
-    this->cmd_data(ptr);
-    index += length + 2;
-  }
-
-  this->power_on();
-}
-
-}  // namespace esphome::epaper_spi

esphome/components/epaper_spi/epaper_spi.h

@@ -1,93 +0,0 @@
-#pragma once
-
-#include "esphome/components/display/display_buffer.h"
-#include "esphome/components/spi/spi.h"
-#include "esphome/components/split_buffer/split_buffer.h"
-#include "esphome/core/component.h"
-
-#include <queue>
-
-namespace esphome::epaper_spi {
-
-enum class EPaperState : uint8_t {
-  IDLE,
-  UPDATE,
-  RESET,
-  INITIALISE,
-  TRANSFER_DATA,
-  POWER_ON,
-  REFRESH_SCREEN,
-  POWER_OFF,
-  DEEP_SLEEP,
-};
-
-static const uint8_t MAX_TRANSFER_TIME = 10;  // Transfer in 10ms blocks to allow the loop to run
-
-class EPaperBase : public display::DisplayBuffer,
-                   public spi::SPIDevice<spi::BIT_ORDER_MSB_FIRST, spi::CLOCK_POLARITY_LOW, spi::CLOCK_PHASE_LEADING,
-                                         spi::DATA_RATE_2MHZ> {
- public:
-  EPaperBase(const uint8_t *init_sequence, const size_t init_sequence_length)
-      : init_sequence_length_(init_sequence_length), init_sequence_(init_sequence) {}
-  void set_dc_pin(GPIOPin *dc_pin) { dc_pin_ = dc_pin; }
-  float get_setup_priority() const override;
-  void set_reset_pin(GPIOPin *reset) { this->reset_pin_ = reset; }
-  void set_busy_pin(GPIOPin *busy) { this->busy_pin_ = busy; }
-  void set_reset_duration(uint32_t reset_duration) { this->reset_duration_ = reset_duration; }
-
-  void command(uint8_t value);
-  void data(uint8_t value);
-  void cmd_data(const uint8_t *data);
-
-  void update() override;
-  void loop() override;
-
-  void setup() override;
-
-  void on_safe_shutdown() override;
-
- protected:
-  bool is_idle_();
-  void setup_pins_();
-  virtual void reset();
-  void initialise_();
-  bool init_buffer_(size_t buffer_length);
-
-  virtual int get_width_controller() { return this->get_width_internal(); };
-  virtual void deep_sleep() = 0;
-  /**
-   * Send data to the device via SPI
-   * @return true if done, false if should be called next loop
-   */
-  virtual bool transfer_data() = 0;
-  virtual void refresh_screen() = 0;
-
-  virtual void power_on() = 0;
-  virtual void power_off() = 0;
-  virtual uint32_t get_buffer_length() = 0;
-
-  void start_command_();
-  void end_command_();
-  void start_data_();
-  void end_data_();
-
-  const size_t init_sequence_length_{0};
-
-  size_t current_data_index_{0};
-  uint32_t reset_duration_{200};
-  uint32_t waiting_for_idle_last_print_{0};
-
-  GPIOPin *dc_pin_;
-  GPIOPin *busy_pin_{nullptr};
-  GPIOPin *reset_pin_{nullptr};
-
-  const uint8_t *init_sequence_{nullptr};
-
-  bool waiting_for_idle_{false};
-
-  split_buffer::SplitBuffer buffer_;
-
-  std::queue<EPaperState> state_queue_{{EPaperState::IDLE}};
-};
-
-}  // namespace esphome::epaper_spi

esphome/components/epaper_spi/epaper_spi_model_7p3in_spectra_e6.cpp

@@ -1,42 +0,0 @@
-#include "epaper_spi_model_7p3in_spectra_e6.h"
-
-namespace esphome::epaper_spi {
-
-static constexpr const char *const TAG = "epaper_spi.7.3in-spectra-e6";
-
-void EPaper7p3InSpectraE6::power_on() {
-  ESP_LOGI(TAG, "Power on");
-  this->command(0x04);
-  this->waiting_for_idle_ = true;
-}
-
-void EPaper7p3InSpectraE6::power_off() {
-  ESP_LOGI(TAG, "Power off");
-  this->command(0x02);
-  this->data(0x00);
-  this->waiting_for_idle_ = true;
-}
-
-void EPaper7p3InSpectraE6::refresh_screen() {
-  ESP_LOGI(TAG, "Refresh");
-  this->command(0x12);
-  this->data(0x00);
-  this->waiting_for_idle_ = true;
-}
-
-void EPaper7p3InSpectraE6::deep_sleep() {
-  ESP_LOGI(TAG, "Deep sleep");
-  this->command(0x07);
-  this->data(0xA5);
-}
-
-void EPaper7p3InSpectraE6::dump_config() {
-  LOG_DISPLAY("", "E-Paper SPI", this);
-  ESP_LOGCONFIG(TAG, "  Model: 7.3in Spectra E6");
-  LOG_PIN("  Reset Pin: ", this->reset_pin_);
-  LOG_PIN("  DC Pin: ", this->dc_pin_);
-  LOG_PIN("  Busy Pin: ", this->busy_pin_);
-  LOG_UPDATE_INTERVAL(this);
-}
-
-}  // namespace esphome::epaper_spi

esphome/components/epaper_spi/epaper_spi_model_7p3in_spectra_e6.h

@@ -1,45 +0,0 @@
-#pragma once
-
-#include "epaper_spi_spectra_e6.h"
-
-namespace esphome::epaper_spi {
-
-class EPaper7p3InSpectraE6 : public EPaperSpectraE6 {
-  static constexpr const uint16_t WIDTH = 800;
-  static constexpr const uint16_t HEIGHT = 480;
-  // clang-format off
-
-  // Command, data length, data
-  static constexpr uint8_t INIT_SEQUENCE[] = {
-    0xAA, 6, 0x49, 0x55, 0x20, 0x08, 0x09, 0x18,
-    0x01, 1, 0x3F,
-    0x00, 2, 0x5F, 0x69,
-    0x03, 4, 0x00, 0x54, 0x00, 0x44,
-    0x05, 4, 0x40, 0x1F, 0x1F, 0x2C,
-    0x06, 4, 0x6F, 0x1F, 0x17, 0x49,
-    0x08, 4, 0x6F, 0x1F, 0x1F, 0x22,
-    0x30, 1, 0x03,
-    0x50, 1, 0x3F,
-    0x60, 2, 0x02, 0x00,
-    0x61, 4, WIDTH / 256, WIDTH % 256, HEIGHT / 256, HEIGHT % 256,
-    0x84, 1, 0x01,
-    0xE3, 1, 0x2F,
-  };
-  // clang-format on
-
- public:
-  EPaper7p3InSpectraE6() : EPaperSpectraE6(INIT_SEQUENCE, sizeof(INIT_SEQUENCE)) {}
-
-  void dump_config() override;
-
- protected:
-  int get_width_internal() override { return WIDTH; };
-  int get_height_internal() override { return HEIGHT; };
-
-  void refresh_screen() override;
-  void power_on() override;
-  void power_off() override;
-  void deep_sleep() override;
-};
-
-}  // namespace esphome::epaper_spi

esphome/components/epaper_spi/epaper_spi_spectra_e6.cpp

@@ -1,135 +0,0 @@
-#include "epaper_spi_spectra_e6.h"
-
-#include "esphome/core/log.h"
-
-namespace esphome::epaper_spi {
-
-static constexpr const char *const TAG = "epaper_spi.6c";
-
-static inline uint8_t color_to_hex(Color color) {
-  if (color.red > 127) {
-    if (color.green > 170) {
-      if (color.blue > 127) {
-        return 0x1;  // White
-      } else {
-        return 0x2;  // Yellow
-      }
-    } else {
-      return 0x3;  // Red (or Magenta)
-    }
-  } else {
-    if (color.green > 127) {
-      if (color.blue > 127) {
-        return 0x5;  // Cyan -> Blue
-      } else {
-        return 0x6;  // Green
-      }
-    } else {
-      if (color.blue > 127) {
-        return 0x5;  // Blue
-      } else {
-        return 0x0;  // Black
-      }
-    }
-  }
-}
-
-void EPaperSpectraE6::fill(Color color) {
-  uint8_t pixel_color;
-  if (color.is_on()) {
-    pixel_color = color_to_hex(color);
-  } else {
-    pixel_color = 0x1;
-  }
-
-  // We store 8 bitset<3> in 3 bytes
-  // | byte 1 | byte 2 | byte 3 |
-  // |aaabbbaa|abbbaaab|bbaaabbb|
-  uint8_t byte_1 = pixel_color << 5 | pixel_color << 2 | pixel_color >> 1;
-  uint8_t byte_2 = pixel_color << 7 | pixel_color << 4 | pixel_color << 1 | pixel_color >> 2;
-  uint8_t byte_3 = pixel_color << 6 | pixel_color << 3 | pixel_color << 0;
-
-  const size_t buffer_length = this->get_buffer_length();
-  for (size_t i = 0; i < buffer_length; i += 3) {
-    this->buffer_[i + 0] = byte_1;
-    this->buffer_[i + 1] = byte_2;
-    this->buffer_[i + 2] = byte_3;
-  }
-}
-
-uint32_t EPaperSpectraE6::get_buffer_length() {
-  // 6 colors buffer, 1 pixel = 3 bits, we will store 8 pixels in 24 bits = 3 bytes
-  return this->get_width_controller() * this->get_height_internal() / 8u * 3u;
-}
-
-void HOT EPaperSpectraE6::draw_absolute_pixel_internal(int x, int y, Color color) {
-  if (x >= this->get_width_internal() || y >= this->get_height_internal() || x < 0 || y < 0)
-    return;
-
-  uint8_t pixel_bits = color_to_hex(color);
-  uint32_t pixel_position = x + y * this->get_width_controller();
-  uint32_t first_bit_position = pixel_position * 3;
-  uint32_t byte_position = first_bit_position / 8u;
-  uint32_t byte_subposition = first_bit_position % 8u;
-
-  if (byte_subposition <= 5) {
-    this->buffer_[byte_position] = (this->buffer_[byte_position] & (0xFF ^ (0b111 << (5 - byte_subposition)))) |
-                                   (pixel_bits << (5 - byte_subposition));
-  } else {
-    this->buffer_[byte_position] = (this->buffer_[byte_position] & (0xFF ^ (0b111 >> (byte_subposition - 5)))) |
-                                   (pixel_bits >> (byte_subposition - 5));
-
-    this->buffer_[byte_position + 1] =
-        (this->buffer_[byte_position + 1] & (0xFF ^ (0xFF & (0b111 << (13 - byte_subposition))))) |
-        (pixel_bits << (13 - byte_subposition));
-  }
-}
-
-bool HOT EPaperSpectraE6::transfer_data() {
-  const uint32_t start_time = App.get_loop_component_start_time();
-  if (this->current_data_index_ == 0) {
-    ESP_LOGV(TAG, "Sending data");
-    this->command(0x10);
-  }
-
-  uint8_t bytes_to_send[4]{0};
-  const size_t buffer_length = this->get_buffer_length();
-  for (size_t i = this->current_data_index_; i < buffer_length; i += 3) {
-    const uint32_t triplet = encode_uint24(this->buffer_[i + 0], this->buffer_[i + 1], this->buffer_[i + 2]);
-    // 8 pixels are stored in 3 bytes
-    // |aaabbbaa|abbbaaab|bbaaabbb|
-    // | byte 1 | byte 2 | byte 3 |
-    bytes_to_send[0] = ((triplet >> 17) & 0b01110000) | ((triplet >> 18) & 0b00000111);
-    bytes_to_send[1] = ((triplet >> 11) & 0b01110000) | ((triplet >> 12) & 0b00000111);
-    bytes_to_send[2] = ((triplet >> 5) & 0b01110000) | ((triplet >> 6) & 0b00000111);
-    bytes_to_send[3] = ((triplet << 1) & 0b01110000) | ((triplet << 0) & 0b00000111);
-
-    this->start_data_();
-    this->write_array(bytes_to_send, sizeof(bytes_to_send));
-    this->end_data_();
-
-    if (millis() - start_time > MAX_TRANSFER_TIME) {
-      // Let the main loop run and come back next loop
-      this->current_data_index_ = i + 3;
-      return false;
-    }
-  }
-  // Finished the entire dataset
-  this->current_data_index_ = 0;
-  return true;
-}
-
-void EPaperSpectraE6::reset() {
-  if (this->reset_pin_ != nullptr) {
-    this->disable_loop();
-    this->reset_pin_->digital_write(true);
-    this->set_timeout(20, [this] {
-      this->reset_pin_->digital_write(false);
-      delay(2);
-      this->reset_pin_->digital_write(true);
-      this->set_timeout(20, [this] { this->enable_loop(); });
-    });
-  }
-}
-
-}  // namespace esphome::epaper_spi

esphome/components/epaper_spi/epaper_spi_spectra_e6.h

@@ -1,23 +0,0 @@
-#pragma once
-
-#include "epaper_spi.h"
-
-namespace esphome::epaper_spi {
-
-class EPaperSpectraE6 : public EPaperBase {
- public:
-  EPaperSpectraE6(const uint8_t *init_sequence, const size_t init_sequence_length)
-      : EPaperBase(init_sequence, init_sequence_length) {}
-
-  display::DisplayType get_display_type() override { return display::DisplayType::DISPLAY_TYPE_COLOR; }
-  void fill(Color color) override;
-
- protected:
-  void draw_absolute_pixel_internal(int x, int y, Color color) override;
-  uint32_t get_buffer_length() override;
-
-  bool transfer_data() override;
-  void reset() override;
-};
-
-}  // namespace esphome::epaper_spi

esphome/components/es7210/es7210.cpp

@@ -97,12 +97,12 @@ bool ES7210::set_mic_gain(float mic_gain) {
 }
 
 bool ES7210::configure_sample_rate_() {
-  uint32_t mclk_fre = this->sample_rate_ * MCLK_DIV_FRE;
+  int mclk_fre = this->sample_rate_ * MCLK_DIV_FRE;
   int coeff = -1;
 
-  for (size_t i = 0; i < (sizeof(ES7210_COEFFICIENTS) / sizeof(ES7210_COEFFICIENTS[0])); ++i) {
+  for (int i = 0; i < (sizeof(ES7210_COEFFICIENTS) / sizeof(ES7210_COEFFICIENTS[0])); ++i) {
     if (ES7210_COEFFICIENTS[i].lrclk == this->sample_rate_ && ES7210_COEFFICIENTS[i].mclk == mclk_fre)
-      coeff = static_cast<int>(i);
+      coeff = i;
   }
 
   if (coeff >= 0) {

esphome/components/esp32/__init__.py

@@ -296,9 +296,14 @@ def _format_framework_arduino_version(ver: cv.Version) -> str:
     return f"pioarduino/framework-arduinoespressif32@https://github.com/espressif/arduino-esp32/releases/download/{str(ver)}/esp32-{str(ver)}.zip"
 
 
-def _format_framework_espidf_version(ver: cv.Version, release: str) -> str:
+def _format_framework_espidf_version(
-    # format the given espidf (https://github.com/pioarduino/esp-idf/releases) version to
+    ver: cv.Version, release: str, for_platformio: bool
+) -> str:
+    # format the given arduino (https://github.com/espressif/esp-idf/releases) version to
     # a PIO platformio/framework-espidf value
+    # List of package versions: https://api.registry.platformio.org/v3/packages/platformio/tool/framework-espidf
+    if for_platformio:
+        return f"platformio/framework-espidf@~3.{ver.major}{ver.minor:02d}{ver.patch:02d}.0"
     if release:
         return f"pioarduino/framework-espidf@https://github.com/pioarduino/esp-idf/releases/download/v{str(ver)}.{release}/esp-idf-v{str(ver)}.zip"
     return f"pioarduino/framework-espidf@https://github.com/pioarduino/esp-idf/releases/download/v{str(ver)}/esp-idf-v{str(ver)}.zip"
@@ -312,114 +317,157 @@ def _format_framework_espidf_version(ver: cv.Version, release: str) -> str:
 
 # The default/recommended arduino framework version
 #  - https://github.com/espressif/arduino-esp32/releases
-ARDUINO_FRAMEWORK_VERSION_LOOKUP = {
+RECOMMENDED_ARDUINO_FRAMEWORK_VERSION = cv.Version(3, 2, 1)
-    "recommended": cv.Version(3, 2, 1),
+# The platform-espressif32 version to use for arduino frameworks
-    "latest": cv.Version(3, 3, 1),
+#  - https://github.com/pioarduino/platform-espressif32/releases
-    "dev": cv.Version(3, 3, 1),
+ARDUINO_PLATFORM_VERSION = cv.Version(54, 3, 21, "2")
-}
-ARDUINO_PLATFORM_VERSION_LOOKUP = {
-    cv.Version(3, 3, 1): cv.Version(55, 3, 31),
-    cv.Version(3, 3, 0): cv.Version(55, 3, 30, "2"),
-    cv.Version(3, 2, 1): cv.Version(54, 3, 21, "2"),
-    cv.Version(3, 2, 0): cv.Version(54, 3, 20),
-    cv.Version(3, 1, 3): cv.Version(53, 3, 13),
-    cv.Version(3, 1, 2): cv.Version(53, 3, 12),
-    cv.Version(3, 1, 1): cv.Version(53, 3, 11),
-    cv.Version(3, 1, 0): cv.Version(53, 3, 10),
-}
 
 # The default/recommended esp-idf framework version
 #  - https://github.com/espressif/esp-idf/releases
-ESP_IDF_FRAMEWORK_VERSION_LOOKUP = {
+#  - https://api.registry.platformio.org/v3/packages/platformio/tool/framework-espidf
-    "recommended": cv.Version(5, 4, 2),
+RECOMMENDED_ESP_IDF_FRAMEWORK_VERSION = cv.Version(5, 4, 2)
-    "latest": cv.Version(5, 5, 1),
+# The platformio/espressif32 version to use for esp-idf frameworks
-    "dev": cv.Version(5, 5, 1),
+#  - https://github.com/platformio/platform-espressif32/releases
-}
+#  - https://api.registry.platformio.org/v3/packages/platformio/platform/espressif32
-ESP_IDF_PLATFORM_VERSION_LOOKUP = {
+ESP_IDF_PLATFORM_VERSION = cv.Version(54, 3, 21, "2")
-    cv.Version(5, 5, 1): cv.Version(55, 3, 31),
-    cv.Version(5, 5, 0): cv.Version(55, 3, 31),
-    cv.Version(5, 4, 2): cv.Version(54, 3, 21, "2"),
-    cv.Version(5, 4, 1): cv.Version(54, 3, 21, "2"),
-    cv.Version(5, 4, 0): cv.Version(54, 3, 21, "2"),
-    cv.Version(5, 3, 2): cv.Version(53, 3, 13),
-    cv.Version(5, 3, 1): cv.Version(53, 3, 13),
-    cv.Version(5, 3, 0): cv.Version(53, 3, 13),
-    cv.Version(5, 1, 6): cv.Version(51, 3, 7),
-    cv.Version(5, 1, 5): cv.Version(51, 3, 7),
-}
 
-# The platform-espressif32 version
+# List based on https://registry.platformio.org/tools/platformio/framework-espidf/versions
-#  - https://github.com/pioarduino/platform-espressif32/releases
+SUPPORTED_PLATFORMIO_ESP_IDF_5X = [
-PLATFORM_VERSION_LOOKUP = {
+    cv.Version(5, 3, 1),
-    "recommended": cv.Version(54, 3, 21, "2"),
+    cv.Version(5, 3, 0),
-    "latest": cv.Version(55, 3, 31),
+    cv.Version(5, 2, 2),
-    "dev": "https://github.com/pioarduino/platform-espressif32.git#develop",
+    cv.Version(5, 2, 1),
-}
+    cv.Version(5, 1, 2),
+    cv.Version(5, 1, 1),
+    cv.Version(5, 1, 0),
+    cv.Version(5, 0, 2),
+    cv.Version(5, 0, 1),
+    cv.Version(5, 0, 0),
+]
+
+# pioarduino versions that don't require a release number
+# List based on https://github.com/pioarduino/esp-idf/releases
+SUPPORTED_PIOARDUINO_ESP_IDF_5X = [
+    cv.Version(5, 5, 1),
+    cv.Version(5, 5, 0),
+    cv.Version(5, 4, 2),
+    cv.Version(5, 4, 1),
+    cv.Version(5, 4, 0),
+    cv.Version(5, 3, 3),
+    cv.Version(5, 3, 2),
+    cv.Version(5, 3, 1),
+    cv.Version(5, 3, 0),
+    cv.Version(5, 1, 5),
+    cv.Version(5, 1, 6),
+]
 
 
 def _check_versions(value):
     value = value.copy()
+    if value[CONF_TYPE] == FRAMEWORK_ARDUINO:
+        lookups = {
+            "dev": (
+                cv.Version(3, 2, 1),
+                "https://github.com/espressif/arduino-esp32.git",
+            ),
+            "latest": (cv.Version(3, 2, 1), None),
+            "recommended": (RECOMMENDED_ARDUINO_FRAMEWORK_VERSION, None),
+        }
 
-    if value[CONF_VERSION] in PLATFORM_VERSION_LOOKUP:
+        if value[CONF_VERSION] in lookups:
-        if CONF_SOURCE in value or CONF_PLATFORM_VERSION in value:
+            if CONF_SOURCE in value:
-            raise cv.Invalid(
+                raise cv.Invalid(
-                "Version needs to be explicitly set when a custom source or platform_version is used."
+                    "Framework version needs to be explicitly specified when custom source is used."
+                )
+
+            version, source = lookups[value[CONF_VERSION]]
+        else:
+            version = cv.Version.parse(cv.version_number(value[CONF_VERSION]))
+            source = value.get(CONF_SOURCE, None)
+
+        value[CONF_VERSION] = str(version)
+        value[CONF_SOURCE] = source or _format_framework_arduino_version(version)
+
+        value[CONF_PLATFORM_VERSION] = value.get(
+            CONF_PLATFORM_VERSION,
+            _parse_platform_version(str(ARDUINO_PLATFORM_VERSION)),
+        )
+
+        if value[CONF_SOURCE].startswith("http"):
+            # prefix is necessary or platformio will complain with a cryptic error
+            value[CONF_SOURCE] = f"framework-arduinoespressif32@{value[CONF_SOURCE]}"
+
+        if version != RECOMMENDED_ARDUINO_FRAMEWORK_VERSION:
+            _LOGGER.warning(
+                "The selected Arduino framework version is not the recommended one. "
+                "If there are connectivity or build issues please remove the manual version."
             )
 
-        platform_lookup = PLATFORM_VERSION_LOOKUP[value[CONF_VERSION]]
+        return value
-        value[CONF_PLATFORM_VERSION] = _parse_platform_version(str(platform_lookup))
 
-        if value[CONF_TYPE] == FRAMEWORK_ARDUINO:
+    lookups = {
-            version = ARDUINO_FRAMEWORK_VERSION_LOOKUP[value[CONF_VERSION]]
+        "dev": (cv.Version(5, 4, 2), "https://github.com/espressif/esp-idf.git"),
-        else:
+        "latest": (cv.Version(5, 2, 2), None),
-            version = ESP_IDF_FRAMEWORK_VERSION_LOOKUP[value[CONF_VERSION]]
+        "recommended": (RECOMMENDED_ESP_IDF_FRAMEWORK_VERSION, None),
+    }
+
+    if value[CONF_VERSION] in lookups:
+        if CONF_SOURCE in value:
+            raise cv.Invalid(
+                "Framework version needs to be explicitly specified when custom source is used."
+            )
+
+        version, source = lookups[value[CONF_VERSION]]
     else:
         version = cv.Version.parse(cv.version_number(value[CONF_VERSION]))
+        source = value.get(CONF_SOURCE, None)
+
+    if version < cv.Version(5, 0, 0):
+        raise cv.Invalid("Only ESP-IDF 5.0+ is supported.")
+
+    # flag this for later *before* we set value[CONF_PLATFORM_VERSION] below
+    has_platform_ver = CONF_PLATFORM_VERSION in value
+
+    value[CONF_PLATFORM_VERSION] = value.get(
+        CONF_PLATFORM_VERSION, _parse_platform_version(str(ESP_IDF_PLATFORM_VERSION))
+    )
+
+    if (
+        is_platformio := _platform_is_platformio(value[CONF_PLATFORM_VERSION])
+    ) and version not in SUPPORTED_PLATFORMIO_ESP_IDF_5X:
+        raise cv.Invalid(
+            f"ESP-IDF {str(version)} not supported by platformio/espressif32"
+        )
+
+    if (
+        version in SUPPORTED_PLATFORMIO_ESP_IDF_5X
+        and version not in SUPPORTED_PIOARDUINO_ESP_IDF_5X
+    ) and not has_platform_ver:
+        raise cv.Invalid(
+            f"ESP-IDF {value[CONF_VERSION]} may be supported by platformio/espressif32; please specify '{CONF_PLATFORM_VERSION}'"
+        )
+
+    if (
+        not is_platformio
+        and CONF_RELEASE not in value
+        and version not in SUPPORTED_PIOARDUINO_ESP_IDF_5X
+    ):
+        raise cv.Invalid(
+            f"ESP-IDF {value[CONF_VERSION]} is not available with pioarduino; you may need to specify '{CONF_RELEASE}'"
+        )
 
     value[CONF_VERSION] = str(version)
+    value[CONF_SOURCE] = source or _format_framework_espidf_version(
+        version, value.get(CONF_RELEASE, None), is_platformio
+    )
 
-    if value[CONF_TYPE] == FRAMEWORK_ARDUINO:
+    if value[CONF_SOURCE].startswith("http"):
-        if version < cv.Version(3, 0, 0):
+        # prefix is necessary or platformio will complain with a cryptic error
-            raise cv.Invalid("Only Arduino 3.0+ is supported.")
+        value[CONF_SOURCE] = f"framework-espidf@{value[CONF_SOURCE]}"
-        recommended_version = ARDUINO_FRAMEWORK_VERSION_LOOKUP["recommended"]
-        platform_lookup = ARDUINO_PLATFORM_VERSION_LOOKUP.get(version)
-        value[CONF_SOURCE] = value.get(
-            CONF_SOURCE, _format_framework_arduino_version(version)
-        )
-        if value[CONF_SOURCE].startswith("http"):
-            value[CONF_SOURCE] = (
-                f"pioarduino/framework-arduinoespressif32@{value[CONF_SOURCE]}"
-            )
-    else:
-        if version < cv.Version(5, 0, 0):
-            raise cv.Invalid("Only ESP-IDF 5.0+ is supported.")
-        recommended_version = ESP_IDF_FRAMEWORK_VERSION_LOOKUP["recommended"]
-        platform_lookup = ESP_IDF_PLATFORM_VERSION_LOOKUP.get(version)
-        value[CONF_SOURCE] = value.get(
-            CONF_SOURCE,
-            _format_framework_espidf_version(version, value.get(CONF_RELEASE, None)),
-        )
-        if value[CONF_SOURCE].startswith("http"):
-            value[CONF_SOURCE] = f"pioarduino/framework-espidf@{value[CONF_SOURCE]}"
 
-    if CONF_PLATFORM_VERSION not in value:
+    if version != RECOMMENDED_ESP_IDF_FRAMEWORK_VERSION:
-        if platform_lookup is None:
-            raise cv.Invalid(
-                "Framework version not recognized; please specify platform_version"
-            )
-        value[CONF_PLATFORM_VERSION] = _parse_platform_version(str(platform_lookup))
-
-    if version != recommended_version:
         _LOGGER.warning(
-            "The selected framework version is not the recommended one. "
+            "The selected ESP-IDF framework version is not the recommended one. "
-            "If there are connectivity or build issues please remove the manual version."
-        )
-
-    if value[CONF_PLATFORM_VERSION] != _parse_platform_version(
-        str(PLATFORM_VERSION_LOOKUP["recommended"])
-    ):
-        _LOGGER.warning(
-            "The selected platform version is not the recommended one. "
             "If there are connectivity or build issues please remove the manual version."
         )
 
@@ -429,14 +477,26 @@ def _check_versions(value):
 def _parse_platform_version(value):
     try:
         ver = cv.Version.parse(cv.version_number(value))
-        release = f"{ver.major}.{ver.minor:02d}.{ver.patch:02d}"
+        if ver.major >= 50:  # a pioarduino version
-        if ver.extra:
+            release = f"{ver.major}.{ver.minor:02d}.{ver.patch:02d}"
-            release += f"-{ver.extra}"
+            if ver.extra:
-        return f"https://github.com/pioarduino/platform-espressif32/releases/download/{release}/platform-espressif32.zip"
+                release += f"-{ver.extra}"
+            return f"https://github.com/pioarduino/platform-espressif32/releases/download/{release}/platform-espressif32.zip"
+        # if platform version is a valid version constraint, prefix the default package
+        cv.platformio_version_constraint(value)
+        return f"platformio/espressif32@{value}"
     except cv.Invalid:
         return value
 
 
+def _platform_is_platformio(value):
+    try:
+        ver = cv.Version.parse(cv.version_number(value))
+        return ver.major < 50
+    except cv.Invalid:
+        return "platformio" in value
+
+
 def _detect_variant(value):
     board = value.get(CONF_BOARD)
     variant = value.get(CONF_VARIANT)
@@ -748,8 +808,6 @@ async def to_code(config):
 
     conf = config[CONF_FRAMEWORK]
     cg.add_platformio_option("platform", conf[CONF_PLATFORM_VERSION])
-    if CONF_SOURCE in conf:
-        cg.add_platformio_option("platform_packages", [conf[CONF_SOURCE]])
 
     if conf[CONF_ADVANCED][CONF_IGNORE_EFUSE_CUSTOM_MAC]:
         cg.add_define("USE_ESP32_IGNORE_EFUSE_CUSTOM_MAC")
@@ -792,6 +850,8 @@ async def to_code(config):
 
     cg.add_build_flag("-Wno-nonnull-compare")
 
+    cg.add_platformio_option("platform_packages", [conf[CONF_SOURCE]])
+
     add_idf_sdkconfig_option(f"CONFIG_IDF_TARGET_{variant}", True)
     add_idf_sdkconfig_option(
         f"CONFIG_ESPTOOLPY_FLASHSIZE_{config[CONF_FLASH_SIZE]}", True

esphome/components/esp32_ble/__init__.py

@@ -1,8 +1,5 @@
-from collections.abc import Callable, MutableMapping
 from enum import Enum
-import logging
 import re
-from typing import Any
 
 from esphome import automation
 import esphome.codegen as cg
@@ -12,19 +9,16 @@ from esphome.const import (
     CONF_ENABLE_ON_BOOT,
     CONF_ESPHOME,
     CONF_ID,
-    CONF_MAX_CONNECTIONS,
     CONF_NAME,
     CONF_NAME_ADD_MAC_SUFFIX,
 )
-from esphome.core import CORE, TimePeriod
+from esphome.core import TimePeriod
 import esphome.final_validate as fv
 
 DEPENDENCIES = ["esp32"]
 CODEOWNERS = ["@jesserockz", "@Rapsssito", "@bdraco"]
 DOMAIN = "esp32_ble"
 
-_LOGGER = logging.getLogger(__name__)
-
 
 class BTLoggers(Enum):
     """Bluetooth logger categories available in ESP-IDF.
@@ -133,28 +127,6 @@ CONF_DISABLE_BT_LOGS = "disable_bt_logs"
 CONF_CONNECTION_TIMEOUT = "connection_timeout"
 CONF_MAX_NOTIFICATIONS = "max_notifications"
 
-# BLE connection limits
-# ESP-IDF CONFIG_BT_ACL_CONNECTIONS has range 1-9, default 4
-# Total instances: 10 (ADV + SCAN + connections)
-# - ADV only: up to 9 connections
-# - SCAN only: up to 9 connections
-# - ADV + SCAN: up to 8 connections
-DEFAULT_MAX_CONNECTIONS = 3
-IDF_MAX_CONNECTIONS = 9
-
-# Connection slot tracking keys
-KEY_ESP32_BLE = "esp32_ble"
-KEY_USED_CONNECTION_SLOTS = "used_connection_slots"
-
-# Export for use by other components (bluetooth_proxy, etc.)
-__all__ = [
-    "DEFAULT_MAX_CONNECTIONS",
-    "IDF_MAX_CONNECTIONS",
-    "KEY_ESP32_BLE",
-    "KEY_USED_CONNECTION_SLOTS",
-    "consume_connection_slots",
-]
-
 NO_BLUETOOTH_VARIANTS = [const.VARIANT_ESP32S2]
 
 esp32_ble_ns = cg.esphome_ns.namespace("esp32_ble")
@@ -211,9 +183,6 @@ CONFIG_SCHEMA = cv.Schema(
             cv.positive_int,
             cv.Range(min=1, max=64),
         ),
-        cv.Optional(CONF_MAX_CONNECTIONS, default=DEFAULT_MAX_CONNECTIONS): cv.All(
-            cv.positive_int, cv.Range(min=1, max=IDF_MAX_CONNECTIONS)
-        ),
     }
 ).extend(cv.COMPONENT_SCHEMA)
 
@@ -261,56 +230,6 @@ def validate_variant(_):
         raise cv.Invalid(f"{variant} does not support Bluetooth")
 
 
-def consume_connection_slots(
-    value: int, consumer: str
-) -> Callable[[MutableMapping], MutableMapping]:
-    """Reserve BLE connection slots for a component.
-
-    Args:
-        value: Number of connection slots to reserve
-        consumer: Name of the component consuming the slots
-
-    Returns:
-        A validator function that records the slot usage
-    """
-
-    def _consume_connection_slots(config: MutableMapping) -> MutableMapping:
-        data: dict[str, Any] = CORE.data.setdefault(KEY_ESP32_BLE, {})
-        slots: list[str] = data.setdefault(KEY_USED_CONNECTION_SLOTS, [])
-        slots.extend([consumer] * value)
-        return config
-
-    return _consume_connection_slots
-
-
-def validate_connection_slots(max_connections: int) -> None:
-    """Validate that BLE connection slots don't exceed the configured maximum."""
-    ble_data = CORE.data.get(KEY_ESP32_BLE, {})
-    used_slots = ble_data.get(KEY_USED_CONNECTION_SLOTS, [])
-    num_used = len(used_slots)
-
-    if num_used <= max_connections:
-        return
-
-    slot_users = ", ".join(used_slots)
-
-    if num_used > IDF_MAX_CONNECTIONS:
-        raise cv.Invalid(
-            f"BLE components require {num_used} connection slots but maximum is {IDF_MAX_CONNECTIONS}. "
-            f"Reduce the number of BLE clients. Components: {slot_users}"
-        )
-
-    _LOGGER.warning(
-        "BLE components require %d connection slot(s) but only %d configured. "
-        "Please set 'max_connections: %d' in the 'esp32_ble' component. "
-        "Components: %s",
-        num_used,
-        max_connections,
-        num_used,
-        slot_users,
-    )
-
-
 def final_validation(config):
     validate_variant(config)
     if (name := config.get(CONF_NAME)) is not None:
@@ -326,10 +245,6 @@ def final_validation(config):
     # Set GATT Client/Server sdkconfig options based on which components are loaded
     full_config = fv.full_config.get()
 
-    # Validate connection slots usage
-    max_connections = config.get(CONF_MAX_CONNECTIONS, DEFAULT_MAX_CONNECTIONS)
-    validate_connection_slots(max_connections)
-
     # Check if BLE Server is needed
     has_ble_server = "esp32_ble_server" in full_config
     add_idf_sdkconfig_option("CONFIG_BT_GATTS_ENABLE", has_ble_server)
@@ -340,26 +255,6 @@ def final_validation(config):
     )
     add_idf_sdkconfig_option("CONFIG_BT_GATTC_ENABLE", has_ble_client)
 
-    # Handle max_connections: check for deprecated location in esp32_ble_tracker
-    max_connections = config.get(CONF_MAX_CONNECTIONS, DEFAULT_MAX_CONNECTIONS)
-
-    # Use value from tracker if esp32_ble doesn't have it explicitly set (backward compat)
-    if "esp32_ble_tracker" in full_config:
-        tracker_config = full_config["esp32_ble_tracker"]
-        if "max_connections" in tracker_config and CONF_MAX_CONNECTIONS not in config:
-            max_connections = tracker_config["max_connections"]
-
-    # Set CONFIG_BT_ACL_CONNECTIONS to the maximum connections needed + 1 for ADV/SCAN
-    # This is the Bluedroid host stack total instance limit (range 1-9, default 4)
-    # Total instances = ADV/SCAN (1) + connection slots (max_connections)
-    # Shared between client (tracker/ble_client) and server
-    add_idf_sdkconfig_option("CONFIG_BT_ACL_CONNECTIONS", max_connections + 1)
-
-    # Set controller-specific max connections for ESP32 (classic)
-    # CONFIG_BTDM_CTRL_BLE_MAX_CONN is ESP32-specific controller limit (just connections, not ADV/SCAN)
-    # For newer chips (C3/S3/etc), different configs are used automatically
-    add_idf_sdkconfig_option("CONFIG_BTDM_CTRL_BLE_MAX_CONN", max_connections)
-
     return config
 
 
@@ -375,10 +270,6 @@ async def to_code(config):
         cg.add(var.set_name(name))
     await cg.register_component(var, config)
 
-    # Define max connections for use in C++ code (e.g., ble_server.h)
-    max_connections = config.get(CONF_MAX_CONNECTIONS, DEFAULT_MAX_CONNECTIONS)
-    cg.add_define("USE_ESP32_BLE_MAX_CONNECTIONS", max_connections)
-
     add_idf_sdkconfig_option("CONFIG_BT_ENABLED", True)
     add_idf_sdkconfig_option("CONFIG_BT_BLE_42_FEATURES_SUPPORTED", True)
 

esphome/components/esp32_ble/ble.cpp

@@ -213,17 +213,15 @@ bool ESP32BLE::ble_setup_() {
   if (this->name_.has_value()) {
     name = this->name_.value();
     if (App.is_name_add_mac_suffix_enabled()) {
-      name += "-";
+      name += "-" + get_mac_address().substr(6);
-      name += get_mac_address().substr(6);
     }
   } else {
     name = App.get_name();
     if (name.length() > 20) {
       if (App.is_name_add_mac_suffix_enabled()) {
-        // Keep first 13 chars and last 7 chars (MAC suffix), remove middle
+        name.erase(name.begin() + 13, name.end() - 7);  // Remove characters between 13 and the mac address
-        name.erase(13, name.length() - 20);
       } else {
-        name.resize(20);
+        name = name.substr(0, 20);
       }
     }
   }

esphome/components/esp32_ble/ble_advertising.cpp

@@ -152,7 +152,7 @@ void BLEAdvertising::loop() {
   if (now - this->last_advertisement_time_ > this->advertising_cycle_time_) {
     this->stop();
     this->current_adv_index_ += 1;
-    if (static_cast<size_t>(this->current_adv_index_) >= this->raw_advertisements_callbacks_.size()) {
+    if (this->current_adv_index_ >= this->raw_advertisements_callbacks_.size()) {
       this->current_adv_index_ = -1;
     }
     this->start();

esphome/components/esp32_ble/ble_uuid.cpp

@@ -42,18 +42,32 @@ ESPBTUUID ESPBTUUID::from_raw_reversed(const uint8_t *data) {
 ESPBTUUID ESPBTUUID::from_raw(const std::string &data) {
   ESPBTUUID ret;
   if (data.length() == 4) {
-    // 16-bit UUID as 4-character hex string
+    ret.uuid_.len = ESP_UUID_LEN_16;
-    auto parsed = parse_hex<uint16_t>(data);
+    ret.uuid_.uuid.uuid16 = 0;
-    if (parsed.has_value()) {
+    for (uint i = 0; i < data.length(); i += 2) {
-      ret.uuid_.len = ESP_UUID_LEN_16;
+      uint8_t msb = data.c_str()[i];
-      ret.uuid_.uuid.uuid16 = parsed.value();
+      uint8_t lsb = data.c_str()[i + 1];
+      uint8_t lsb_shift = i <= 2 ? (2 - i) * 4 : 0;
+
+      if (msb > '9')
+        msb -= 7;
+      if (lsb > '9')
+        lsb -= 7;
+      ret.uuid_.uuid.uuid16 += (((msb & 0x0F) << 4) | (lsb & 0x0F)) << lsb_shift;
     }
   } else if (data.length() == 8) {
-    // 32-bit UUID as 8-character hex string
+    ret.uuid_.len = ESP_UUID_LEN_32;
-    auto parsed = parse_hex<uint32_t>(data);
+    ret.uuid_.uuid.uuid32 = 0;
-    if (parsed.has_value()) {
+    for (uint i = 0; i < data.length(); i += 2) {
-      ret.uuid_.len = ESP_UUID_LEN_32;
+      uint8_t msb = data.c_str()[i];
-      ret.uuid_.uuid.uuid32 = parsed.value();
+      uint8_t lsb = data.c_str()[i + 1];
+      uint8_t lsb_shift = i <= 6 ? (6 - i) * 4 : 0;
+
+      if (msb > '9')
+        msb -= 7;
+      if (lsb > '9')
+        lsb -= 7;
+      ret.uuid_.uuid.uuid32 += (((msb & 0x0F) << 4) | (lsb & 0x0F)) << lsb_shift;
     }
   } else if (data.length() == 16) {  // how we can have 16 byte length string reprezenting 128 bit uuid??? needs to be
                                      // investigated (lack of time)
@@ -131,16 +145,28 @@ bool ESPBTUUID::operator==(const ESPBTUUID &uuid) const {
   if (this->uuid_.len == uuid.uuid_.len) {
     switch (this->uuid_.len) {
       case ESP_UUID_LEN_16:
-        return this->uuid_.uuid.uuid16 == uuid.uuid_.uuid.uuid16;
+        if (uuid.uuid_.uuid.uuid16 == this->uuid_.uuid.uuid16) {
+          return true;
+        }
+        break;
       case ESP_UUID_LEN_32:
-        return this->uuid_.uuid.uuid32 == uuid.uuid_.uuid.uuid32;
+        if (uuid.uuid_.uuid.uuid32 == this->uuid_.uuid.uuid32) {
+          return true;
+        }
+        break;
       case ESP_UUID_LEN_128:
-        return memcmp(this->uuid_.uuid.uuid128, uuid.uuid_.uuid.uuid128, ESP_UUID_LEN_128) == 0;
+        for (uint8_t i = 0; i < ESP_UUID_LEN_128; i++) {
-      default:
+          if (uuid.uuid_.uuid.uuid128[i] != this->uuid_.uuid.uuid128[i]) {
-        return false;
+            return false;
+          }
+        }
+        return true;
+        break;
     }
+  } else {
+    return this->as_128bit() == uuid.as_128bit();
   }
-  return this->as_128bit() == uuid.as_128bit();
+  return false;
 }
 esp_bt_uuid_t ESPBTUUID::get_uuid() const { return this->uuid_; }
 std::string ESPBTUUID::to_string() const {

esphome/components/esp32_ble_server/__init__.py

@@ -26,7 +26,7 @@ from esphome.const import (
 from esphome.core import CORE
 from esphome.schema_extractors import SCHEMA_EXTRACT
 
-AUTO_LOAD = ["esp32_ble", "bytebuffer"]
+AUTO_LOAD = ["esp32_ble", "bytebuffer", "event_emitter"]
 CODEOWNERS = ["@jesserockz", "@clydebarrow", "@Rapsssito"]
 DEPENDENCIES = ["esp32"]
 DOMAIN = "esp32_ble_server"

esphome/components/esp32_ble_server/ble_characteristic.cpp

@@ -49,11 +49,7 @@ void BLECharacteristic::notify() {
       this->service_->get_server()->get_connected_client_count() == 0)
     return;
 
-  const uint16_t *clients = this->service_->get_server()->get_clients();
+  for (auto &client : this->service_->get_server()->get_clients()) {
-  uint8_t client_count = this->service_->get_server()->get_client_count();
-
-  for (uint8_t i = 0; i < client_count; i++) {
-    uint16_t client = clients[i];
     size_t length = this->value_.size();
     // Find the client in the list of clients to notify
     auto *entry = this->find_client_in_notify_list_(client);
@@ -77,7 +73,7 @@ void BLECharacteristic::notify() {
 void BLECharacteristic::add_descriptor(BLEDescriptor *descriptor) {
   // If the descriptor is the CCCD descriptor, listen to its write event to know if the client wants to be notified
   if (descriptor->get_uuid() == ESPBTUUID::from_uint16(ESP_GATT_UUID_CHAR_CLIENT_CONFIG)) {
-    descriptor->on_write([this](std::span<const uint8_t> value, uint16_t conn_id) {
+    descriptor->on(BLEDescriptorEvt::VectorEvt::ON_WRITE, [this](const std::vector<uint8_t> &value, uint16_t conn_id) {
       if (value.size() != 2)
         return;
       uint16_t cccd = encode_uint16(value[1], value[0]);
@@ -125,49 +121,69 @@ bool BLECharacteristic::is_created() {
   if (this->state_ != CREATING_DEPENDENTS)
     return false;
 
+  bool created = true;
   for (auto *descriptor : this->descriptors_) {
-    if (!descriptor->is_created())
+    created &= descriptor->is_created();
-      return false;
   }
-  // All descriptors are created if we reach here
+  if (created)
-  this->state_ = CREATED;
+    this->state_ = CREATED;
-  return true;
+  return this->state_ == CREATED;
 }
 
 bool BLECharacteristic::is_failed() {
   if (this->state_ == FAILED)
     return true;
 
+  bool failed = false;
   for (auto *descriptor : this->descriptors_) {
-    if (descriptor->is_failed()) {
+    failed |= descriptor->is_failed();
-      this->state_ = FAILED;
-      return true;
-    }
-  }
-  return false;
-}
-
-void BLECharacteristic::set_property_bit_(esp_gatt_char_prop_t bit, bool value) {
-  if (value) {
-    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ | bit);
-  } else {
-    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ & ~bit);
   }
+  if (failed)
+    this->state_ = FAILED;
+  return this->state_ == FAILED;
 }
 
 void BLECharacteristic::set_broadcast_property(bool value) {
-  this->set_property_bit_(ESP_GATT_CHAR_PROP_BIT_BROADCAST, value);
+  if (value) {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ | ESP_GATT_CHAR_PROP_BIT_BROADCAST);
+  } else {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ & ~ESP_GATT_CHAR_PROP_BIT_BROADCAST);
+  }
 }
 void BLECharacteristic::set_indicate_property(bool value) {
-  this->set_property_bit_(ESP_GATT_CHAR_PROP_BIT_INDICATE, value);
+  if (value) {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ | ESP_GATT_CHAR_PROP_BIT_INDICATE);
+  } else {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ & ~ESP_GATT_CHAR_PROP_BIT_INDICATE);
+  }
 }
 void BLECharacteristic::set_notify_property(bool value) {
-  this->set_property_bit_(ESP_GATT_CHAR_PROP_BIT_NOTIFY, value);
+  if (value) {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ | ESP_GATT_CHAR_PROP_BIT_NOTIFY);
+  } else {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ & ~ESP_GATT_CHAR_PROP_BIT_NOTIFY);
+  }
+}
+void BLECharacteristic::set_read_property(bool value) {
+  if (value) {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ | ESP_GATT_CHAR_PROP_BIT_READ);
+  } else {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ & ~ESP_GATT_CHAR_PROP_BIT_READ);
+  }
+}
+void BLECharacteristic::set_write_property(bool value) {
+  if (value) {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ | ESP_GATT_CHAR_PROP_BIT_WRITE);
+  } else {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ & ~ESP_GATT_CHAR_PROP_BIT_WRITE);
+  }
 }
-void BLECharacteristic::set_read_property(bool value) { this->set_property_bit_(ESP_GATT_CHAR_PROP_BIT_READ, value); }
-void BLECharacteristic::set_write_property(bool value) { this->set_property_bit_(ESP_GATT_CHAR_PROP_BIT_WRITE, value); }
 void BLECharacteristic::set_write_no_response_property(bool value) {
-  this->set_property_bit_(ESP_GATT_CHAR_PROP_BIT_WRITE_NR, value);
+  if (value) {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ | ESP_GATT_CHAR_PROP_BIT_WRITE_NR);
+  } else {
+    this->properties_ = (esp_gatt_char_prop_t) (this->properties_ & ~ESP_GATT_CHAR_PROP_BIT_WRITE_NR);
+  }
 }
 
 void BLECharacteristic::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if,
@@ -192,9 +208,8 @@ void BLECharacteristic::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt
       if (!param->read.need_rsp)
         break;  // For some reason you can request a read but not want a response
 
-      if (this->on_read_callback_) {
+      this->EventEmitter<BLECharacteristicEvt::EmptyEvt, uint16_t>::emit_(BLECharacteristicEvt::EmptyEvt::ON_READ,
-        (*this->on_read_callback_)(param->read.conn_id);
+                                                                          param->read.conn_id);
-      }
 
       uint16_t max_offset = 22;
 
@@ -262,9 +277,8 @@ void BLECharacteristic::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt
       }
 
       if (!param->write.is_prep) {
-        if (this->on_write_callback_) {
+        this->EventEmitter<BLECharacteristicEvt::VectorEvt, std::vector<uint8_t>, uint16_t>::emit_(
-          (*this->on_write_callback_)(this->value_, param->write.conn_id);
+            BLECharacteristicEvt::VectorEvt::ON_WRITE, this->value_, param->write.conn_id);
-        }
       }
 
       break;
@@ -275,9 +289,8 @@ void BLECharacteristic::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt
         break;
       this->write_event_ = false;
       if (param->exec_write.exec_write_flag == ESP_GATT_PREP_WRITE_EXEC) {
-        if (this->on_write_callback_) {
+        this->EventEmitter<BLECharacteristicEvt::VectorEvt, std::vector<uint8_t>, uint16_t>::emit_(
-          (*this->on_write_callback_)(this->value_, param->exec_write.conn_id);
+            BLECharacteristicEvt::VectorEvt::ON_WRITE, this->value_, param->exec_write.conn_id);
-        }
       }
       esp_err_t err =
           esp_ble_gatts_send_response(gatts_if, param->write.conn_id, param->write.trans_id, ESP_GATT_OK, nullptr);

esphome/components/esp32_ble_server/ble_characteristic.h

@@ -2,12 +2,10 @@
 
 #include "ble_descriptor.h"
 #include "esphome/components/esp32_ble/ble_uuid.h"
+#include "esphome/components/event_emitter/event_emitter.h"
 #include "esphome/components/bytebuffer/bytebuffer.h"
 
 #include <vector>
-#include <span>
-#include <functional>
-#include <memory>
 
 #ifdef USE_ESP32
 
@@ -24,10 +22,22 @@ namespace esp32_ble_server {
 
 using namespace esp32_ble;
 using namespace bytebuffer;
+using namespace event_emitter;
 
 class BLEService;
 
-class BLECharacteristic {
+namespace BLECharacteristicEvt {
+enum VectorEvt {
+  ON_WRITE,
+};
+
+enum EmptyEvt {
+  ON_READ,
+};
+}  // namespace BLECharacteristicEvt
+
+class BLECharacteristic : public EventEmitter<BLECharacteristicEvt::VectorEvt, std::vector<uint8_t>, uint16_t>,
+                          public EventEmitter<BLECharacteristicEvt::EmptyEvt, uint16_t> {
  public:
   BLECharacteristic(ESPBTUUID uuid, uint32_t properties);
   ~BLECharacteristic();
@@ -66,15 +76,6 @@ class BLECharacteristic {
   bool is_created();
   bool is_failed();
 
-  // Direct callback registration - only allocates when callback is set
-  void on_write(std::function<void(std::span<const uint8_t>, uint16_t)> &&callback) {
-    this->on_write_callback_ =
-        std::make_unique<std::function<void(std::span<const uint8_t>, uint16_t)>>(std::move(callback));
-  }
-  void on_read(std::function<void(uint16_t)> &&callback) {
-    this->on_read_callback_ = std::make_unique<std::function<void(uint16_t)>>(std::move(callback));
-  }
-
  protected:
   bool write_event_{false};
   BLEService *service_{};
@@ -97,11 +98,6 @@ class BLECharacteristic {
   void remove_client_from_notify_list_(uint16_t conn_id);
   ClientNotificationEntry *find_client_in_notify_list_(uint16_t conn_id);
 
-  void set_property_bit_(esp_gatt_char_prop_t bit, bool value);
-
-  std::unique_ptr<std::function<void(std::span<const uint8_t>, uint16_t)>> on_write_callback_;
-  std::unique_ptr<std::function<void(uint16_t)>> on_read_callback_;
-
   esp_gatt_perm_t permissions_ = ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE;
 
   enum State : uint8_t {

esphome/components/esp32_ble_server/ble_descriptor.cpp

@@ -74,10 +74,9 @@ void BLEDescriptor::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_
         break;
       this->value_.attr_len = param->write.len;
       memcpy(this->value_.attr_value, param->write.value, param->write.len);
-      if (this->on_write_callback_) {
+      this->emit_(BLEDescriptorEvt::VectorEvt::ON_WRITE,
-        (*this->on_write_callback_)(std::span<const uint8_t>(param->write.value, param->write.len),
+                  std::vector<uint8_t>(param->write.value, param->write.value + param->write.len),
-                                    param->write.conn_id);
+                  param->write.conn_id);
-      }
       break;
     }
     default:

esphome/components/esp32_ble_server/ble_descriptor.h

@@ -1,26 +1,30 @@
 #pragma once
 
 #include "esphome/components/esp32_ble/ble_uuid.h"
+#include "esphome/components/event_emitter/event_emitter.h"
 #include "esphome/components/bytebuffer/bytebuffer.h"
 
 #ifdef USE_ESP32
 
 #include <esp_gatt_defs.h>
 #include <esp_gatts_api.h>
-#include <span>
-#include <functional>
-#include <memory>
 
 namespace esphome {
 namespace esp32_ble_server {
 
 using namespace esp32_ble;
 using namespace bytebuffer;
+using namespace event_emitter;
 
 class BLECharacteristic;
 
-// Base class for BLE descriptors
+namespace BLEDescriptorEvt {
-class BLEDescriptor {
+enum VectorEvt {
+  ON_WRITE,
+};
+}  // namespace BLEDescriptorEvt
+
+class BLEDescriptor : public EventEmitter<BLEDescriptorEvt::VectorEvt, std::vector<uint8_t>, uint16_t> {
  public:
   BLEDescriptor(ESPBTUUID uuid, uint16_t max_len = 100, bool read = true, bool write = true);
   virtual ~BLEDescriptor();
@@ -35,12 +39,6 @@ class BLEDescriptor {
   bool is_created() { return this->state_ == CREATED; }
   bool is_failed() { return this->state_ == FAILED; }
 
-  // Direct callback registration - only allocates when callback is set
-  void on_write(std::function<void(std::span<const uint8_t>, uint16_t)> &&callback) {
-    this->on_write_callback_ =
-        std::make_unique<std::function<void(std::span<const uint8_t>, uint16_t)>>(std::move(callback));
-  }
-
  protected:
   BLECharacteristic *characteristic_{nullptr};
   ESPBTUUID uuid_;
@@ -48,8 +46,6 @@ class BLEDescriptor {
 
   esp_attr_value_t value_{};
 
-  std::unique_ptr<std::function<void(std::span<const uint8_t>, uint16_t)>> on_write_callback_;
-
   esp_gatt_perm_t permissions_{};
 
   enum State : uint8_t {

esphome/components/esp32_ble_server/ble_server.cpp

@@ -147,28 +147,20 @@ BLEService *BLEServer::get_service(ESPBTUUID uuid, uint8_t inst_id) {
   return nullptr;
 }
 
-void BLEServer::dispatch_callbacks_(CallbackType type, uint16_t conn_id) {
-  for (auto &entry : this->callbacks_) {
-    if (entry.type == type) {
-      entry.callback(conn_id);
-    }
-  }
-}
-
 void BLEServer::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if,
                                     esp_ble_gatts_cb_param_t *param) {
   switch (event) {
     case ESP_GATTS_CONNECT_EVT: {
       ESP_LOGD(TAG, "BLE Client connected");
       this->add_client_(param->connect.conn_id);
-      this->dispatch_callbacks_(CallbackType::ON_CONNECT, param->connect.conn_id);
+      this->emit_(BLEServerEvt::EmptyEvt::ON_CONNECT, param->connect.conn_id);
       break;
     }
     case ESP_GATTS_DISCONNECT_EVT: {
       ESP_LOGD(TAG, "BLE Client disconnected");
       this->remove_client_(param->disconnect.conn_id);
       this->parent_->advertising_start();
-      this->dispatch_callbacks_(CallbackType::ON_DISCONNECT, param->disconnect.conn_id);
+      this->emit_(BLEServerEvt::EmptyEvt::ON_DISCONNECT, param->disconnect.conn_id);
       break;
     }
     case ESP_GATTS_REG_EVT: {
@@ -185,38 +177,9 @@ void BLEServer::gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t ga
   }
 }
 
-int8_t BLEServer::find_client_index_(uint16_t conn_id) const {
-  for (uint8_t i = 0; i < this->client_count_; i++) {
-    if (this->clients_[i] == conn_id)
-      return i;
-  }
-  return -1;
-}
-
-void BLEServer::add_client_(uint16_t conn_id) {
-  // Check if already in list
-  if (this->find_client_index_(conn_id) >= 0)
-    return;
-  // Add if there's space
-  if (this->client_count_ < USE_ESP32_BLE_MAX_CONNECTIONS) {
-    this->clients_[this->client_count_++] = conn_id;
-  } else {
-    // This should never happen since max clients is known at compile time
-    ESP_LOGE(TAG, "Client array full");
-  }
-}
-
-void BLEServer::remove_client_(uint16_t conn_id) {
-  int8_t index = this->find_client_index_(conn_id);
-  if (index >= 0) {
-    // Replace with last element and decrement count (client order not preserved)
-    this->clients_[index] = this->clients_[--this->client_count_];
-  }
-}
-
 void BLEServer::ble_before_disabled_event_handler() {
   // Delete all clients
-  this->client_count_ = 0;
+  this->clients_.clear();
   // Delete all services
   for (auto &entry : this->services_) {
     entry.service->do_delete();

esphome/components/esp32_ble_server/ble_server.h

@@ -12,7 +12,7 @@
 #include <memory>
 #include <vector>
 #include <unordered_map>
-#include <functional>
+#include <unordered_set>
 
 #ifdef USE_ESP32
 
@@ -24,7 +24,18 @@ namespace esp32_ble_server {
 using namespace esp32_ble;
 using namespace bytebuffer;
 
-class BLEServer : public Component, public GATTsEventHandler, public BLEStatusEventHandler, public Parented<ESP32BLE> {
+namespace BLEServerEvt {
+enum EmptyEvt {
+  ON_CONNECT,
+  ON_DISCONNECT,
+};
+}  // namespace BLEServerEvt
+
+class BLEServer : public Component,
+                  public GATTsEventHandler,
+                  public BLEStatusEventHandler,
+                  public Parented<ESP32BLE>,
+                  public EventEmitter<BLEServerEvt::EmptyEvt, uint16_t> {
  public:
   void setup() override;
   void loop() override;
@@ -46,34 +57,15 @@ class BLEServer : public Component, public GATTsEventHandler, public BLEStatusEv
   void set_device_information_service(BLEService *service) { this->device_information_service_ = service; }
 
   esp_gatt_if_t get_gatts_if() { return this->gatts_if_; }
-  uint32_t get_connected_client_count() { return this->client_count_; }
+  uint32_t get_connected_client_count() { return this->clients_.size(); }
-  const uint16_t *get_clients() const { return this->clients_; }
+  const std::unordered_set<uint16_t> &get_clients() { return this->clients_; }
-  uint8_t get_client_count() const { return this->client_count_; }
 
   void gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if,
                            esp_ble_gatts_cb_param_t *param) override;
 
   void ble_before_disabled_event_handler() override;
 
-  // Direct callback registration - supports multiple callbacks
-  void on_connect(std::function<void(uint16_t)> &&callback) {
-    this->callbacks_.push_back({CallbackType::ON_CONNECT, std::move(callback)});
-  }
-  void on_disconnect(std::function<void(uint16_t)> &&callback) {
-    this->callbacks_.push_back({CallbackType::ON_DISCONNECT, std::move(callback)});
-  }
-
  protected:
-  enum class CallbackType : uint8_t {
-    ON_CONNECT,
-    ON_DISCONNECT,
-  };
-
-  struct CallbackEntry {
-    CallbackType type;
-    std::function<void(uint16_t)> callback;
-  };
-
   struct ServiceEntry {
     ESPBTUUID uuid;
     uint8_t inst_id;
@@ -82,19 +74,14 @@ class BLEServer : public Component, public GATTsEventHandler, public BLEStatusEv
 
   void restart_advertising_();
 
-  int8_t find_client_index_(uint16_t conn_id) const;
+  void add_client_(uint16_t conn_id) { this->clients_.insert(conn_id); }
-  void add_client_(uint16_t conn_id);
+  void remove_client_(uint16_t conn_id) { this->clients_.erase(conn_id); }
-  void remove_client_(uint16_t conn_id);
-  void dispatch_callbacks_(CallbackType type, uint16_t conn_id);
-
-  std::vector<CallbackEntry> callbacks_;
 
   std::vector<uint8_t> manufacturer_data_{};
   esp_gatt_if_t gatts_if_{0};
   bool registered_{false};
 
-  uint16_t clients_[USE_ESP32_BLE_MAX_CONNECTIONS]{};
+  std::unordered_set<uint16_t> clients_;
-  uint8_t client_count_{0};
   std::vector<ServiceEntry> services_{};
   std::vector<BLEService *> services_to_start_{};
   BLEService *device_information_service_{};

esphome/components/esp32_ble_server/ble_server_automations.cpp

@@ -14,10 +14,9 @@ Trigger<std::vector<uint8_t>, uint16_t> *BLETriggers::create_characteristic_on_w
     BLECharacteristic *characteristic) {
   Trigger<std::vector<uint8_t>, uint16_t> *on_write_trigger =  // NOLINT(cppcoreguidelines-owning-memory)
       new Trigger<std::vector<uint8_t>, uint16_t>();
-  characteristic->on_write([on_write_trigger](std::span<const uint8_t> data, uint16_t id) {
+  characteristic->EventEmitter<BLECharacteristicEvt::VectorEvt, std::vector<uint8_t>, uint16_t>::on(
-    // Convert span to vector for trigger
+      BLECharacteristicEvt::VectorEvt::ON_WRITE,
-    on_write_trigger->trigger(std::vector<uint8_t>(data.begin(), data.end()), id);
+      [on_write_trigger](const std::vector<uint8_t> &data, uint16_t id) { on_write_trigger->trigger(data, id); });
-  });
   return on_write_trigger;
 }
 #endif
@@ -26,10 +25,9 @@ Trigger<std::vector<uint8_t>, uint16_t> *BLETriggers::create_characteristic_on_w
 Trigger<std::vector<uint8_t>, uint16_t> *BLETriggers::create_descriptor_on_write_trigger(BLEDescriptor *descriptor) {
   Trigger<std::vector<uint8_t>, uint16_t> *on_write_trigger =  // NOLINT(cppcoreguidelines-owning-memory)
       new Trigger<std::vector<uint8_t>, uint16_t>();
-  descriptor->on_write([on_write_trigger](std::span<const uint8_t> data, uint16_t id) {
+  descriptor->on(
-    // Convert span to vector for trigger
+      BLEDescriptorEvt::VectorEvt::ON_WRITE,
-    on_write_trigger->trigger(std::vector<uint8_t>(data.begin(), data.end()), id);
+      [on_write_trigger](const std::vector<uint8_t> &data, uint16_t id) { on_write_trigger->trigger(data, id); });
-  });
   return on_write_trigger;
 }
 #endif
@@ -37,7 +35,8 @@ Trigger<std::vector<uint8_t>, uint16_t> *BLETriggers::create_descriptor_on_write
 #ifdef USE_ESP32_BLE_SERVER_ON_CONNECT
 Trigger<uint16_t> *BLETriggers::create_server_on_connect_trigger(BLEServer *server) {
   Trigger<uint16_t> *on_connect_trigger = new Trigger<uint16_t>();  // NOLINT(cppcoreguidelines-owning-memory)
-  server->on_connect([on_connect_trigger](uint16_t conn_id) { on_connect_trigger->trigger(conn_id); });
+  server->on(BLEServerEvt::EmptyEvt::ON_CONNECT,
+             [on_connect_trigger](uint16_t conn_id) { on_connect_trigger->trigger(conn_id); });
   return on_connect_trigger;
 }
 #endif
@@ -45,22 +44,38 @@ Trigger<uint16_t> *BLETriggers::create_server_on_connect_trigger(BLEServer *serv
 #ifdef USE_ESP32_BLE_SERVER_ON_DISCONNECT
 Trigger<uint16_t> *BLETriggers::create_server_on_disconnect_trigger(BLEServer *server) {
   Trigger<uint16_t> *on_disconnect_trigger = new Trigger<uint16_t>();  // NOLINT(cppcoreguidelines-owning-memory)
-  server->on_disconnect([on_disconnect_trigger](uint16_t conn_id) { on_disconnect_trigger->trigger(conn_id); });
+  server->on(BLEServerEvt::EmptyEvt::ON_DISCONNECT,
+             [on_disconnect_trigger](uint16_t conn_id) { on_disconnect_trigger->trigger(conn_id); });
   return on_disconnect_trigger;
 }
 #endif
 
 #ifdef USE_ESP32_BLE_SERVER_SET_VALUE_ACTION
 void BLECharacteristicSetValueActionManager::set_listener(BLECharacteristic *characteristic,
+                                                          EventEmitterListenerID listener_id,
                                                           const std::function<void()> &pre_notify_listener) {
   // Find and remove existing listener for this characteristic
   auto *existing = this->find_listener_(characteristic);
   if (existing != nullptr) {
+    // Remove the previous listener
+    characteristic->EventEmitter<BLECharacteristicEvt::EmptyEvt, uint16_t>::off(BLECharacteristicEvt::EmptyEvt::ON_READ,
+                                                                                existing->listener_id);
+    // Remove the pre-notify listener
+    this->off(BLECharacteristicSetValueActionEvt::PRE_NOTIFY, existing->pre_notify_listener_id);
     // Remove from vector
     this->remove_listener_(characteristic);
   }
+  // Create a new listener for the pre-notify event
+  EventEmitterListenerID pre_notify_listener_id =
+      this->on(BLECharacteristicSetValueActionEvt::PRE_NOTIFY,
+               [pre_notify_listener, characteristic](const BLECharacteristic *evt_characteristic) {
+                 // Only call the pre-notify listener if the characteristic is the one we are interested in
+                 if (characteristic == evt_characteristic) {
+                   pre_notify_listener();
+                 }
+               });
   // Save the entry to the vector
-  this->listeners_.push_back({characteristic, pre_notify_listener});
+  this->listeners_.push_back({characteristic, listener_id, pre_notify_listener_id});
 }
 
 BLECharacteristicSetValueActionManager::ListenerEntry *BLECharacteristicSetValueActionManager::find_listener_(

esphome/components/esp32_ble_server/ble_server_automations.h

@@ -4,6 +4,7 @@
 #include "ble_characteristic.h"
 #include "ble_descriptor.h"
 
+#include "esphome/components/event_emitter/event_emitter.h"
 #include "esphome/core/automation.h"
 
 #include <vector>
@@ -17,6 +18,10 @@ namespace esp32_ble_server {
 namespace esp32_ble_server_automations {
 
 using namespace esp32_ble;
+using namespace event_emitter;
+
+// Invalid listener ID constant - 0 is used as sentinel value in EventEmitter
+static constexpr EventEmitterListenerID INVALID_LISTENER_ID = 0;
 
 class BLETriggers {
  public:
@@ -36,29 +41,38 @@ class BLETriggers {
 };
 
 #ifdef USE_ESP32_BLE_SERVER_SET_VALUE_ACTION
+enum BLECharacteristicSetValueActionEvt {
+  PRE_NOTIFY,
+};
+
 // Class to make sure only one BLECharacteristicSetValueAction is active at a time for each characteristic
-class BLECharacteristicSetValueActionManager {
+class BLECharacteristicSetValueActionManager
+    : public EventEmitter<BLECharacteristicSetValueActionEvt, BLECharacteristic *> {
  public:
   // Singleton pattern
   static BLECharacteristicSetValueActionManager *get_instance() {
     static BLECharacteristicSetValueActionManager instance;
     return &instance;
   }
-  void set_listener(BLECharacteristic *characteristic, const std::function<void()> &pre_notify_listener);
+  void set_listener(BLECharacteristic *characteristic, EventEmitterListenerID listener_id,
-  bool has_listener(BLECharacteristic *characteristic) { return this->find_listener_(characteristic) != nullptr; }
+                    const std::function<void()> &pre_notify_listener);
-  void emit_pre_notify(BLECharacteristic *characteristic) {
+  EventEmitterListenerID get_listener(BLECharacteristic *characteristic) {
     for (const auto &entry : this->listeners_) {
       if (entry.characteristic == characteristic) {
-        entry.pre_notify_listener();
+        return entry.listener_id;
-        break;
       }
     }
+    return INVALID_LISTENER_ID;
+  }
+  void emit_pre_notify(BLECharacteristic *characteristic) {
+    this->emit_(BLECharacteristicSetValueActionEvt::PRE_NOTIFY, characteristic);
   }
 
  private:
   struct ListenerEntry {
     BLECharacteristic *characteristic;
-    std::function<void()> pre_notify_listener;
+    EventEmitterListenerID listener_id;
+    EventEmitterListenerID pre_notify_listener_id;
   };
   std::vector<ListenerEntry> listeners_;
 
@@ -73,22 +87,24 @@ template<typename... Ts> class BLECharacteristicSetValueAction : public Action<T
   void set_buffer(ByteBuffer buffer) { this->set_buffer(buffer.get_data()); }
   void play(Ts... x) override {
     // If the listener is already set, do nothing
-    if (BLECharacteristicSetValueActionManager::get_instance()->has_listener(this->parent_))
+    if (BLECharacteristicSetValueActionManager::get_instance()->get_listener(this->parent_) == this->listener_id_)
       return;
     // Set initial value
     this->parent_->set_value(this->buffer_.value(x...));
     // Set the listener for read events
-    this->parent_->on_read([this, x...](uint16_t id) {
+    this->listener_id_ = this->parent_->EventEmitter<BLECharacteristicEvt::EmptyEvt, uint16_t>::on(
-      // Set the value of the characteristic every time it is read
+        BLECharacteristicEvt::EmptyEvt::ON_READ, [this, x...](uint16_t id) {
-      this->parent_->set_value(this->buffer_.value(x...));
+          // Set the value of the characteristic every time it is read
-    });
+          this->parent_->set_value(this->buffer_.value(x...));
+        });
     // Set the listener in the global manager so only one BLECharacteristicSetValueAction is set for each characteristic
     BLECharacteristicSetValueActionManager::get_instance()->set_listener(
-        this->parent_, [this, x...]() { this->parent_->set_value(this->buffer_.value(x...)); });
+        this->parent_, this->listener_id_, [this, x...]() { this->parent_->set_value(this->buffer_.value(x...)); });
   }
 
  protected:
   BLECharacteristic *parent_;
+  EventEmitterListenerID listener_id_;
 };
 #endif  // USE_ESP32_BLE_SERVER_SET_VALUE_ACTION
 

esphome/components/esp32_ble_tracker/__init__.py

@@ -1,13 +1,14 @@
 from __future__ import annotations
 
+from collections.abc import Callable, MutableMapping
 import logging
+from typing import Any
 
 from esphome import automation
 import esphome.codegen as cg
 from esphome.components import esp32_ble
 from esphome.components.esp32 import add_idf_sdkconfig_option
 from esphome.components.esp32_ble import (
-    IDF_MAX_CONNECTIONS,
     BTLoggers,
     bt_uuid,
     bt_uuid16_format,
@@ -23,7 +24,6 @@ from esphome.const import (
     CONF_INTERVAL,
     CONF_MAC_ADDRESS,
     CONF_MANUFACTURER_ID,
-    CONF_MAX_CONNECTIONS,
     CONF_ON_BLE_ADVERTISE,
     CONF_ON_BLE_MANUFACTURER_DATA_ADVERTISE,
     CONF_ON_BLE_SERVICE_DATA_ADVERTISE,
@@ -38,12 +38,19 @@ AUTO_LOAD = ["esp32_ble"]
 DEPENDENCIES = ["esp32"]
 CODEOWNERS = ["@bdraco"]
 
+KEY_ESP32_BLE_TRACKER = "esp32_ble_tracker"
+KEY_USED_CONNECTION_SLOTS = "used_connection_slots"
+
+CONF_MAX_CONNECTIONS = "max_connections"
 CONF_ESP32_BLE_ID = "esp32_ble_id"
 CONF_SCAN_PARAMETERS = "scan_parameters"
 CONF_WINDOW = "window"
 CONF_ON_SCAN_END = "on_scan_end"
 CONF_SOFTWARE_COEXISTENCE = "software_coexistence"
 
+DEFAULT_MAX_CONNECTIONS = 3
+IDF_MAX_CONNECTIONS = 9
+
 _LOGGER = logging.getLogger(__name__)
 
 
@@ -121,15 +128,6 @@ def validate_scan_parameters(config):
     return config
 
 
-def validate_max_connections_deprecated(config: ConfigType) -> ConfigType:
-    if CONF_MAX_CONNECTIONS in config:
-        _LOGGER.warning(
-            "The 'max_connections' option in 'esp32_ble_tracker' is deprecated. "
-            "Please move it to the 'esp32_ble' component instead."
-        )
-    return config
-
-
 def as_hex(value):
     return cg.RawExpression(f"0x{value}ULL")
 
@@ -152,12 +150,24 @@ def as_reversed_hex_array(value):
     )
 
 
+def consume_connection_slots(
+    value: int, consumer: str
+) -> Callable[[MutableMapping], MutableMapping]:
+    def _consume_connection_slots(config: MutableMapping) -> MutableMapping:
+        data: dict[str, Any] = CORE.data.setdefault(KEY_ESP32_BLE_TRACKER, {})
+        slots: list[str] = data.setdefault(KEY_USED_CONNECTION_SLOTS, [])
+        slots.extend([consumer] * value)
+        return config
+
+    return _consume_connection_slots
+
+
 CONFIG_SCHEMA = cv.All(
     cv.Schema(
         {
             cv.GenerateID(): cv.declare_id(ESP32BLETracker),
             cv.GenerateID(esp32_ble.CONF_BLE_ID): cv.use_id(esp32_ble.ESP32BLE),
-            cv.Optional(CONF_MAX_CONNECTIONS): cv.All(
+            cv.Optional(CONF_MAX_CONNECTIONS, default=DEFAULT_MAX_CONNECTIONS): cv.All(
                 cv.positive_int, cv.Range(min=0, max=IDF_MAX_CONNECTIONS)
             ),
             cv.Optional(CONF_SCAN_PARAMETERS, default={}): cv.All(
@@ -214,11 +224,48 @@ CONFIG_SCHEMA = cv.All(
             cv.OnlyWith(CONF_SOFTWARE_COEXISTENCE, "wifi", default=True): bool,
         }
     ).extend(cv.COMPONENT_SCHEMA),
-    validate_max_connections_deprecated,
 )
 
 
-FINAL_VALIDATE_SCHEMA = esp32_ble.validate_variant
+def validate_remaining_connections(config):
+    data: dict[str, Any] = CORE.data.get(KEY_ESP32_BLE_TRACKER, {})
+    slots: list[str] = data.get(KEY_USED_CONNECTION_SLOTS, [])
+    used_slots = len(slots)
+    if used_slots <= config[CONF_MAX_CONNECTIONS]:
+        return config
+    slot_users = ", ".join(slots)
+
+    if used_slots < IDF_MAX_CONNECTIONS:
+        _LOGGER.warning(
+            "esp32_ble_tracker exceeded `%s`: components attempted to consume %d "
+            "connection slot(s) out of available configured maximum %d connection "
+            "slot(s); The system automatically increased `%s` to %d to match the "
+            "number of used connection slot(s) by components: %s.",
+            CONF_MAX_CONNECTIONS,
+            used_slots,
+            config[CONF_MAX_CONNECTIONS],
+            CONF_MAX_CONNECTIONS,
+            used_slots,
+            slot_users,
+        )
+        config[CONF_MAX_CONNECTIONS] = used_slots
+        return config
+
+    msg = (
+        f"esp32_ble_tracker exceeded `{CONF_MAX_CONNECTIONS}`: "
+        f"components attempted to consume {used_slots} connection slot(s) "
+        f"out of available configured maximum {config[CONF_MAX_CONNECTIONS]} "
+        f"connection slot(s); Decrease the number of BLE clients ({slot_users})"
+    )
+    if config[CONF_MAX_CONNECTIONS] < IDF_MAX_CONNECTIONS:
+        msg += f" or increase {CONF_MAX_CONNECTIONS}` to {used_slots}"
+    msg += f" to stay under the {IDF_MAX_CONNECTIONS} connection slot(s) limit."
+    raise cv.Invalid(msg)
+
+
+FINAL_VALIDATE_SCHEMA = cv.All(
+    validate_remaining_connections, esp32_ble.validate_variant
+)
 
 ESP_BLE_DEVICE_SCHEMA = cv.Schema(
     {
@@ -298,8 +345,10 @@ async def to_code(config):
     # Match arduino CONFIG_BTU_TASK_STACK_SIZE
     # https://github.com/espressif/arduino-esp32/blob/fd72cf46ad6fc1a6de99c1d83ba8eba17d80a4ee/tools/sdk/esp32/sdkconfig#L1866
     add_idf_sdkconfig_option("CONFIG_BT_BTU_TASK_STACK_SIZE", 8192)
-    # Note: CONFIG_BT_ACL_CONNECTIONS and CONFIG_BTDM_CTRL_BLE_MAX_CONN are now
+    add_idf_sdkconfig_option("CONFIG_BT_ACL_CONNECTIONS", 9)
-    # configured in esp32_ble component based on max_connections setting
+    add_idf_sdkconfig_option(
+        "CONFIG_BTDM_CTRL_BLE_MAX_CONN", config[CONF_MAX_CONNECTIONS]
+    )
 
     cg.add_define("USE_OTA_STATE_CALLBACK")  # To be notified when an OTA update starts
     cg.add_define("USE_ESP32_BLE_CLIENT")

esphome/components/esp32_can/esp32_can.cpp

@@ -67,16 +67,8 @@ static bool get_bitrate(canbus::CanSpeed bitrate, twai_timing_config_t *t_config
 }
 
 bool ESP32Can::setup_internal() {
-  static int next_twai_ctrl_num = 0;
-  if (static_cast<unsigned>(next_twai_ctrl_num) >= SOC_TWAI_CONTROLLER_NUM) {
-    ESP_LOGW(TAG, "Maximum number of esp32_can components created already");
-    this->mark_failed();
-    return false;
-  }
-
   twai_general_config_t g_config =
       TWAI_GENERAL_CONFIG_DEFAULT((gpio_num_t) this->tx_, (gpio_num_t) this->rx_, TWAI_MODE_NORMAL);
-  g_config.controller_id = next_twai_ctrl_num++;
   if (this->tx_queue_len_.has_value()) {
     g_config.tx_queue_len = this->tx_queue_len_.value();
   }
@@ -94,14 +86,14 @@ bool ESP32Can::setup_internal() {
   }
 
   // Install TWAI driver
-  if (twai_driver_install_v2(&g_config, &t_config, &f_config, &(this->twai_handle_)) != ESP_OK) {
+  if (twai_driver_install(&g_config, &t_config, &f_config) != ESP_OK) {
     // Failed to install driver
     this->mark_failed();
     return false;
   }
 
   // Start TWAI driver
-  if (twai_start_v2(this->twai_handle_) != ESP_OK) {
+  if (twai_start() != ESP_OK) {
     // Failed to start driver
     this->mark_failed();
     return false;
@@ -110,11 +102,6 @@ bool ESP32Can::setup_internal() {
 }
 
 canbus::Error ESP32Can::send_message(struct canbus::CanFrame *frame) {
-  if (this->twai_handle_ == nullptr) {
-    // not setup yet or setup failed
-    return canbus::ERROR_FAIL;
-  }
-
   if (frame->can_data_length_code > canbus::CAN_MAX_DATA_LENGTH) {
     return canbus::ERROR_FAILTX;
   }
@@ -137,7 +124,7 @@ canbus::Error ESP32Can::send_message(struct canbus::CanFrame *frame) {
     memcpy(message.data, frame->data, frame->can_data_length_code);
   }
 
-  if (twai_transmit_v2(this->twai_handle_, &message, this->tx_enqueue_timeout_ticks_) == ESP_OK) {
+  if (twai_transmit(&message, this->tx_enqueue_timeout_ticks_) == ESP_OK) {
     return canbus::ERROR_OK;
   } else {
     return canbus::ERROR_ALLTXBUSY;
@@ -145,14 +132,9 @@ canbus::Error ESP32Can::send_message(struct canbus::CanFrame *frame) {
 }
 
 canbus::Error ESP32Can::read_message(struct canbus::CanFrame *frame) {
-  if (this->twai_handle_ == nullptr) {
-    // not setup yet or setup failed
-    return canbus::ERROR_FAIL;
-  }
-
   twai_message_t message;
 
-  if (twai_receive_v2(this->twai_handle_, &message, 0) != ESP_OK) {
+  if (twai_receive(&message, 0) != ESP_OK) {
     return canbus::ERROR_NOMSG;
   }
 

esphome/components/esp32_can/esp32_can.h

@@ -5,8 +5,6 @@
 #include "esphome/components/canbus/canbus.h"
 #include "esphome/core/component.h"
 
-#include <driver/twai.h>
-
 namespace esphome {
 namespace esp32_can {
 
@@ -31,7 +29,6 @@ class ESP32Can : public canbus::Canbus {
   TickType_t tx_enqueue_timeout_ticks_{};
   optional<uint32_t> tx_queue_len_{};
   optional<uint32_t> rx_queue_len_{};
-  twai_handle_t twai_handle_{nullptr};
 };
 
 }  // namespace esp32_can

esphome/components/esp32_improv/esp32_improv_component.cpp

@@ -38,7 +38,8 @@ void ESP32ImprovComponent::setup() {
     });
   }
 #endif
-  global_ble_server->on_disconnect([this](uint16_t conn_id) { this->set_error_(improv::ERROR_NONE); });
+  global_ble_server->on(BLEServerEvt::EmptyEvt::ON_DISCONNECT,
+                        [this](uint16_t conn_id) { this->set_error_(improv::ERROR_NONE); });
 
   // Start with loop disabled - will be enabled by start() when needed
   this->disable_loop();
@@ -56,11 +57,12 @@ void ESP32ImprovComponent::setup_characteristics() {
   this->error_->add_descriptor(error_descriptor);
 
   this->rpc_ = this->service_->create_characteristic(improv::RPC_COMMAND_UUID, BLECharacteristic::PROPERTY_WRITE);
-  this->rpc_->on_write([this](std::span<const uint8_t> data, uint16_t id) {
+  this->rpc_->EventEmitter<BLECharacteristicEvt::VectorEvt, std::vector<uint8_t>, uint16_t>::on(
-    if (!data.empty()) {
+      BLECharacteristicEvt::VectorEvt::ON_WRITE, [this](const std::vector<uint8_t> &data, uint16_t id) {
-      this->incoming_data_.insert(this->incoming_data_.end(), data.begin(), data.end());
+        if (!data.empty()) {
-    }
+          this->incoming_data_.insert(this->incoming_data_.end(), data.begin(), data.end());
-  });
+        }
+      });
   BLEDescriptor *rpc_descriptor = new BLE2902();
   this->rpc_->add_descriptor(rpc_descriptor);
 

esphome/components/esp32_rmt_led_strip/led_strip.cpp

@@ -35,7 +35,7 @@ static size_t IRAM_ATTR HOT encoder_callback(const void *data, size_t size, size
     if (symbols_free < RMT_SYMBOLS_PER_BYTE) {
       return 0;
     }
-    for (size_t i = 0; i < RMT_SYMBOLS_PER_BYTE; i++) {
+    for (int32_t i = 0; i < RMT_SYMBOLS_PER_BYTE; i++) {
       if (bytes[index] & (1 << (7 - i))) {
         symbols[i] = params->bit1;
       } else {

esphome/components/esphome/ota/ota_esphome.cpp

@@ -614,67 +614,24 @@ bool ESPHomeOTAComponent::handle_auth_send_() {
       return false;
     }
 
-    // Generate nonce - hasher must be created and used in same stack frame
+    // Generate nonce with appropriate hasher
-    // CRITICAL ESP32-S3 HARDWARE SHA ACCELERATION REQUIREMENTS:
+    bool success = false;
-    // 1. Hash objects must NEVER be passed to another function (different stack frame)
-    // 2. NO Variable Length Arrays (VLAs) - they corrupt the stack with hardware DMA
-    // 3. All hash operations (init/add/calculate) must happen in the SAME function where object is created
-    // Violating these causes truncated hash output (20 bytes instead of 32) or memory corruption.
-    //
-    // Buffer layout after AUTH_READ completes:
-    //   [0]: auth_type (1 byte)
-    //   [1...hex_size]: nonce (hex_size bytes) - our random nonce sent in AUTH_SEND
-    //   [1+hex_size...1+2*hex_size-1]: cnonce (hex_size bytes) - client's nonce
-    //   [1+2*hex_size...1+3*hex_size-1]: response (hex_size bytes) - client's hash
-
-    // Declare both hash objects in same stack frame, use pointer to select.
-    // NOTE: Both objects are declared here even though only one is used. This is REQUIRED for ESP32-S3
-    // hardware SHA acceleration - the object must exist in this stack frame for all operations.
-    // Do NOT try to "optimize" by creating the object inside the if block, as it would go out of scope.
-#ifdef USE_OTA_SHA256
-    sha256::SHA256 sha_hasher;
-#endif
-#ifdef USE_OTA_MD5
-    md5::MD5Digest md5_hasher;
-#endif
-    HashBase *hasher = nullptr;
-
 #ifdef USE_OTA_SHA256
     if (this->auth_type_ == ota::OTA_RESPONSE_REQUEST_SHA256_AUTH) {
-      hasher = &sha_hasher;
+      sha256::SHA256 sha_hasher;
+      success = this->prepare_auth_nonce_(&sha_hasher);
     }
 #endif
 #ifdef USE_OTA_MD5
     if (this->auth_type_ == ota::OTA_RESPONSE_REQUEST_AUTH) {
-      hasher = &md5_hasher;
+      md5::MD5Digest md5_hasher;
+      success = this->prepare_auth_nonce_(&md5_hasher);
     }
 #endif
 
-    const size_t hex_size = hasher->get_size() * 2;
+    if (!success) {
-    const size_t nonce_len = hasher->get_size() / 4;
-    const size_t auth_buf_size = 1 + 3 * hex_size;
-    this->auth_buf_ = std::make_unique<uint8_t[]>(auth_buf_size);
-    this->auth_buf_pos_ = 0;
-
-    char *buf = reinterpret_cast<char *>(this->auth_buf_.get() + 1);
-    if (!random_bytes(reinterpret_cast<uint8_t *>(buf), nonce_len)) {
-      this->log_auth_warning_(LOG_STR("Random failed"));
-      this->send_error_and_cleanup_(ota::OTA_RESPONSE_ERROR_UNKNOWN);
       return false;
     }
-
-    hasher->init();
-    hasher->add(buf, nonce_len);
-    hasher->calculate();
-    this->auth_buf_[0] = this->auth_type_;
-    hasher->get_hex(buf);
-
-#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
-    char log_buf[65];  // Fixed size for SHA256 hex (64) + null, works for MD5 (32) too
-    memcpy(log_buf, buf, hex_size);
-    log_buf[hex_size] = '\0';
-    ESP_LOGV(TAG, "Auth: Nonce is %s", log_buf);
-#endif
   }
 
   // Try to write auth_type + nonce
@@ -721,41 +678,89 @@ bool ESPHomeOTAComponent::handle_auth_read_() {
   }
 
   // We have all the data, verify it
-  const char *nonce = reinterpret_cast<char *>(this->auth_buf_.get() + 1);
+  bool matches = false;
-  const char *cnonce = nonce + hex_size;
-  const char *response = cnonce + hex_size;
-
-  // CRITICAL ESP32-S3: Hash objects must stay in same stack frame (no passing to other functions).
-  // Declare both hash objects in same stack frame, use pointer to select.
-  // NOTE: Both objects are declared here even though only one is used. This is REQUIRED for ESP32-S3
-  // hardware SHA acceleration - the object must exist in this stack frame for all operations.
-  // Do NOT try to "optimize" by creating the object inside the if block, as it would go out of scope.
-#ifdef USE_OTA_SHA256
-  sha256::SHA256 sha_hasher;
-#endif
-#ifdef USE_OTA_MD5
-  md5::MD5Digest md5_hasher;
-#endif
-  HashBase *hasher = nullptr;
 
 #ifdef USE_OTA_SHA256
   if (this->auth_type_ == ota::OTA_RESPONSE_REQUEST_SHA256_AUTH) {
-    hasher = &sha_hasher;
+    sha256::SHA256 sha_hasher;
+    matches = this->verify_hash_auth_(&sha_hasher, hex_size);
   }
 #endif
 #ifdef USE_OTA_MD5
   if (this->auth_type_ == ota::OTA_RESPONSE_REQUEST_AUTH) {
-    hasher = &md5_hasher;
+    md5::MD5Digest md5_hasher;
+    matches = this->verify_hash_auth_(&md5_hasher, hex_size);
   }
 #endif
 
+  if (!matches) {
+    this->log_auth_warning_(LOG_STR("Password mismatch"));
+    this->send_error_and_cleanup_(ota::OTA_RESPONSE_ERROR_AUTH_INVALID);
+    return false;
+  }
+
+  // Authentication successful - clean up auth state
+  this->cleanup_auth_();
+
+  return true;
+}
+
+bool ESPHomeOTAComponent::prepare_auth_nonce_(HashBase *hasher) {
+  // Calculate required buffer size using the hasher
+  const size_t hex_size = hasher->get_size() * 2;
+  const size_t nonce_len = hasher->get_size() / 4;
+
+  // Buffer layout after AUTH_READ completes:
+  //   [0]: auth_type (1 byte)
+  //   [1...hex_size]: nonce (hex_size bytes) - our random nonce sent in AUTH_SEND
+  //   [1+hex_size...1+2*hex_size-1]: cnonce (hex_size bytes) - client's nonce
+  //   [1+2*hex_size...1+3*hex_size-1]: response (hex_size bytes) - client's hash
+  // Total: 1 + 3*hex_size
+  const size_t auth_buf_size = 1 + 3 * hex_size;
+  this->auth_buf_ = std::make_unique<uint8_t[]>(auth_buf_size);
+  this->auth_buf_pos_ = 0;
+
+  // Generate nonce
+  char *buf = reinterpret_cast<char *>(this->auth_buf_.get() + 1);
+  if (!random_bytes(reinterpret_cast<uint8_t *>(buf), nonce_len)) {
+    this->log_auth_warning_(LOG_STR("Random failed"));
+    this->send_error_and_cleanup_(ota::OTA_RESPONSE_ERROR_UNKNOWN);
+    return false;
+  }
+
+  hasher->init();
+  hasher->add(buf, nonce_len);
+  hasher->calculate();
+
+  // Prepare buffer: auth_type (1 byte) + nonce (hex_size bytes)
+  this->auth_buf_[0] = this->auth_type_;
+  hasher->get_hex(buf);
+
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
+  char log_buf[hex_size + 1];
+  // Log nonce for debugging
+  memcpy(log_buf, buf, hex_size);
+  log_buf[hex_size] = '\0';
+  ESP_LOGV(TAG, "Auth: Nonce is %s", log_buf);
+#endif
+
+  return true;
+}
+
+bool ESPHomeOTAComponent::verify_hash_auth_(HashBase *hasher, size_t hex_size) {
+  // Get pointers to the data in the buffer (see prepare_auth_nonce_ for buffer layout)
+  const char *nonce = reinterpret_cast<char *>(this->auth_buf_.get() + 1);  // Skip auth_type byte
+  const char *cnonce = nonce + hex_size;                                    // CNonce immediately follows nonce
+  const char *response = cnonce + hex_size;                                 // Response immediately follows cnonce
+
+  // Calculate expected hash: password + nonce + cnonce
   hasher->init();
   hasher->add(this->password_.c_str(), this->password_.length());
   hasher->add(nonce, hex_size * 2);  // Add both nonce and cnonce (contiguous in buffer)
   hasher->calculate();
 
 #if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
-  char log_buf[65];  // Fixed size for SHA256 hex (64) + null, works for MD5 (32) too
+  char log_buf[hex_size + 1];
   // Log CNonce
   memcpy(log_buf, cnonce, hex_size);
   log_buf[hex_size] = '\0';
@@ -773,18 +778,7 @@ bool ESPHomeOTAComponent::handle_auth_read_() {
 #endif
 
   // Compare response
-  bool matches = hasher->equals_hex(response);
+  return hasher->equals_hex(response);
-
-  if (!matches) {
-    this->log_auth_warning_(LOG_STR("Password mismatch"));
-    this->send_error_and_cleanup_(ota::OTA_RESPONSE_ERROR_AUTH_INVALID);
-    return false;
-  }
-
-  // Authentication successful - clean up auth state
-  this->cleanup_auth_();
-
-  return true;
 }
 
 size_t ESPHomeOTAComponent::get_auth_hex_size_() const {

esphome/components/esphome/ota/ota_esphome.h

@@ -47,6 +47,8 @@ class ESPHomeOTAComponent : public ota::OTAComponent {
   bool handle_auth_send_();
   bool handle_auth_read_();
   bool select_auth_type_();
+  bool prepare_auth_nonce_(HashBase *hasher);
+  bool verify_hash_auth_(HashBase *hasher, size_t hex_size);
   size_t get_auth_hex_size_() const;
   void cleanup_auth_();
   void log_auth_warning_(const LogString *msg);

esphome/components/ethernet/ethernet_component.cpp

@@ -41,20 +41,17 @@ static const char *const TAG = "ethernet";
 
 EthernetComponent *global_eth_component;  // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
 
-void EthernetComponent::log_error_and_mark_failed_(esp_err_t err, const char *message) {
-  ESP_LOGE(TAG, "%s: (%d) %s", message, err, esp_err_to_name(err));
-  this->mark_failed();
-}
-
 #define ESPHL_ERROR_CHECK(err, message) \
   if ((err) != ESP_OK) { \
-    this->log_error_and_mark_failed_(err, message); \
+    ESP_LOGE(TAG, message ": (%d) %s", err, esp_err_to_name(err)); \
+    this->mark_failed(); \
     return; \
   }
 
 #define ESPHL_ERROR_CHECK_RET(err, message, ret) \
   if ((err) != ESP_OK) { \
-    this->log_error_and_mark_failed_(err, message); \
+    ESP_LOGE(TAG, message ": (%d) %s", err, esp_err_to_name(err)); \
+    this->mark_failed(); \
     return ret; \
   }
 

esphome/components/ethernet/ethernet_component.h

@@ -106,7 +106,6 @@ class EthernetComponent : public Component {
   void start_connect_();
   void finish_connect_();
   void dump_connect_params_();
-  void log_error_and_mark_failed_(esp_err_t err, const char *message);
 #ifdef USE_ETHERNET_KSZ8081
   /// @brief Set `RMII Reference Clock Select` bit for KSZ8081.
   void ksz8081_set_clock_reference_(esp_eth_mac_t *mac);
@@ -163,7 +162,7 @@ class EthernetComponent : public Component {
 // NOLINTNEXTLINE(cppcoreguidelines-avoid-non-const-global-variables)
 extern EthernetComponent *global_eth_component;
 
-#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 4, 2)
+#if defined(USE_ARDUINO) || ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(5, 4, 2)
 extern "C" esp_eth_phy_t *esp_eth_phy_new_jl1101(const eth_phy_config_t *config);
 #endif
 

esphome/components/event_emitter/__init__.py

@@ -0,0 +1,5 @@
+CODEOWNERS = ["@Rapsssito"]
+
+# Allows event_emitter to be configured in yaml, to allow use of the C++ api.
+
+CONFIG_SCHEMA = {}

esphome/components/event_emitter/event_emitter.h

@@ -0,0 +1,117 @@
+#pragma once
+#include <vector>
+#include <functional>
+#include <limits>
+
+#include "esphome/core/log.h"
+
+namespace esphome {
+namespace event_emitter {
+
+using EventEmitterListenerID = uint32_t;
+static constexpr EventEmitterListenerID INVALID_LISTENER_ID = 0;
+
+// EventEmitter class that can emit events with a specific name (it is highly recommended to use an enum class for this)
+// and a list of arguments. Supports multiple listeners for each event.
+template<typename EvtType, typename... Args> class EventEmitter {
+ public:
+  EventEmitterListenerID on(EvtType event, std::function<void(Args...)> listener) {
+    EventEmitterListenerID listener_id = this->get_next_id_();
+
+    // Find or create event entry
+    EventEntry *entry = this->find_or_create_event_(event);
+    entry->listeners.push_back({listener_id, listener});
+
+    return listener_id;
+  }
+
+  void off(EvtType event, EventEmitterListenerID id) {
+    EventEntry *entry = this->find_event_(event);
+    if (entry == nullptr)
+      return;
+
+    // Remove listener with given id
+    for (auto it = entry->listeners.begin(); it != entry->listeners.end(); ++it) {
+      if (it->id == id) {
+        // Swap with last and pop for efficient removal
+        *it = entry->listeners.back();
+        entry->listeners.pop_back();
+
+        // Remove event entry if no more listeners
+        if (entry->listeners.empty()) {
+          this->remove_event_(event);
+        }
+        return;
+      }
+    }
+  }
+
+ protected:
+  void emit_(EvtType event, Args... args) {
+    EventEntry *entry = this->find_event_(event);
+    if (entry == nullptr)
+      return;
+
+    // Call all listeners for this event
+    for (const auto &listener : entry->listeners) {
+      listener.callback(args...);
+    }
+  }
+
+ private:
+  struct Listener {
+    EventEmitterListenerID id;
+    std::function<void(Args...)> callback;
+  };
+
+  struct EventEntry {
+    EvtType event;
+    std::vector<Listener> listeners;
+  };
+
+  EventEmitterListenerID get_next_id_() {
+    // Simple incrementing ID, wrapping around at max
+    EventEmitterListenerID next_id = (this->current_id_ + 1);
+    if (next_id == INVALID_LISTENER_ID) {
+      next_id = 1;
+    }
+    this->current_id_ = next_id;
+    return this->current_id_;
+  }
+
+  EventEntry *find_event_(EvtType event) {
+    for (auto &entry : this->events_) {
+      if (entry.event == event) {
+        return &entry;
+      }
+    }
+    return nullptr;
+  }
+
+  EventEntry *find_or_create_event_(EvtType event) {
+    EventEntry *entry = this->find_event_(event);
+    if (entry != nullptr)
+      return entry;
+
+    // Create new event entry
+    this->events_.push_back({event, {}});
+    return &this->events_.back();
+  }
+
+  void remove_event_(EvtType event) {
+    for (auto it = this->events_.begin(); it != this->events_.end(); ++it) {
+      if (it->event == event) {
+        // Swap with last and pop
+        *it = this->events_.back();
+        this->events_.pop_back();
+        return;
+      }
+    }
+  }
+
+  std::vector<EventEntry> events_;
+  EventEmitterListenerID current_id_ = 0;
+};
+
+}  // namespace event_emitter
+}  // namespace esphome

esphome/components/fingerprint_grow/fingerprint_grow.cpp

@@ -80,7 +80,7 @@ void FingerprintGrowComponent::setup() {
   delay(20);  // This delay guarantees the sensor will in fact be powered power.
 
   if (this->check_password_()) {
-    if (this->new_password_ != std::numeric_limits<uint32_t>::max()) {
+    if (this->new_password_ != -1) {
       if (this->set_password_())
         return;
     } else {

esphome/components/fingerprint_grow/fingerprint_grow.h

@@ -6,7 +6,6 @@
 #include "esphome/components/binary_sensor/binary_sensor.h"
 #include "esphome/components/uart/uart.h"
 
-#include <limits>
 #include <vector>
 
 namespace esphome {
@@ -178,7 +177,7 @@ class FingerprintGrowComponent : public PollingComponent, public uart::UARTDevic
   uint8_t address_[4] = {0xFF, 0xFF, 0xFF, 0xFF};
   uint16_t capacity_ = 64;
   uint32_t password_ = 0x0;
-  uint32_t new_password_ = std::numeric_limits<uint32_t>::max();
+  uint32_t new_password_ = -1;
   GPIOPin *sensing_pin_{nullptr};
   GPIOPin *sensor_power_pin_{nullptr};
   uint8_t enrollment_image_ = 0;

esphome/components/graph/graph.cpp

@@ -179,7 +179,7 @@ void Graph::draw(Display *buff, uint16_t x_offset, uint16_t y_offset, Color colo
         if (b) {
           int16_t y = (int16_t) roundf((this->height_ - 1) * (1.0 - v)) - thick / 2 + y_offset;
           auto draw_pixel_at = [&buff, c, y_offset, this](int16_t x, int16_t y) {
-            if (y >= y_offset && static_cast<uint32_t>(y) < y_offset + this->height_)
+            if (y >= y_offset && y < y_offset + this->height_)
               buff->draw_pixel_at(x, y, c);
           };
           if (!continuous || !has_prev || !prev_b || (abs(y - prev_y) <= thick)) {

esphome/components/graphical_display_menu/graphical_display_menu.cpp

@@ -116,7 +116,7 @@ void GraphicalDisplayMenu::draw_menu_internal_(display::Display *display, const
   int number_items_fit_to_screen = 0;
   const int max_item_index = this->displayed_item_->items_size() - 1;
 
-  for (size_t i = 0; max_item_index >= 0 && i <= static_cast<size_t>(max_item_index); i++) {
+  for (size_t i = 0; i <= max_item_index; i++) {
     const auto *item = this->displayed_item_->get_item(i);
     const bool selected = i == this->cursor_index_;
     const display::Rect item_dimensions = this->measure_item(display, item, bounds, selected);
@@ -174,8 +174,7 @@ void GraphicalDisplayMenu::draw_menu_internal_(display::Display *display, const
 
   display->filled_rectangle(bounds->x, bounds->y, max_width, total_height, this->background_color_);
   auto y_offset = bounds->y;
-  for (size_t i = static_cast<size_t>(first_item_index);
+  for (size_t i = first_item_index; i <= last_item_index; i++) {
-       last_item_index >= 0 && i <= static_cast<size_t>(last_item_index); i++) {
     const auto *item = this->displayed_item_->get_item(i);
     const bool selected = i == this->cursor_index_;
     display::Rect dimensions = menu_dimensions[i];

esphome/components/haier/hon_climate.cpp

@@ -213,7 +213,7 @@ haier_protocol::HandlerError HonClimate::status_handler_(haier_protocol::FrameTy
                this->real_control_packet_size_);
         this->status_message_callback_.call((const char *) data, data_size);
       } else {
-        ESP_LOGW(TAG, "Status packet too small: %zu (should be >= %zu)", data_size, this->real_control_packet_size_);
+        ESP_LOGW(TAG, "Status packet too small: %d (should be >= %d)", data_size, this->real_control_packet_size_);
       }
       switch (this->protocol_phase_) {
         case ProtocolPhases::SENDING_FIRST_STATUS_REQUEST:
@@ -827,7 +827,7 @@ haier_protocol::HandlerError HonClimate::process_status_message_(const uint8_t *
   size_t expected_size =
       2 + this->status_message_header_size_ + this->real_control_packet_size_ + this->real_sensors_packet_size_;
   if (size < expected_size) {
-    ESP_LOGW(TAG, "Unexpected message size %u (expexted >= %zu)", size, expected_size);
+    ESP_LOGW(TAG, "Unexpected message size %d (expexted >= %d)", size, expected_size);
     return haier_protocol::HandlerError::WRONG_MESSAGE_STRUCTURE;
   }
   uint16_t subtype = (((uint16_t) packet_buffer[0]) << 8) + packet_buffer[1];

esphome/components/haier/hon_climate.h

@@ -178,7 +178,7 @@ class HonClimate : public HaierClimateBase {
   int extra_control_packet_bytes_{0};
   int extra_sensors_packet_bytes_{4};
   int status_message_header_size_{0};
-  size_t real_control_packet_size_{sizeof(hon_protocol::HaierPacketControl)};
+  int real_control_packet_size_{sizeof(hon_protocol::HaierPacketControl)};
   int real_sensors_packet_size_{sizeof(hon_protocol::HaierPacketSensors) + 4};
   HonControlMethod control_method_;
   std::queue<haier_protocol::HaierMessage> control_messages_queue_;

esphome/components/hdc1080/hdc1080.cpp

@@ -7,20 +7,24 @@ namespace hdc1080 {
 
 static const char *const TAG = "hdc1080";
 
+static const uint8_t HDC1080_ADDRESS = 0x40;  // 0b1000000 from datasheet
 static const uint8_t HDC1080_CMD_CONFIGURATION = 0x02;
 static const uint8_t HDC1080_CMD_TEMPERATURE = 0x00;
 static const uint8_t HDC1080_CMD_HUMIDITY = 0x01;
 
 void HDC1080Component::setup() {
-  const uint8_t config[2] = {0x00, 0x00};  // resolution 14bit for both humidity and temperature
+  const uint8_t data[2] = {
+      0b00000000,  // resolution 14bit for both humidity and temperature
+      0b00000000   // reserved
+  };
 
-  // if configuration fails - there is a problem
+  if (!this->write_bytes(HDC1080_CMD_CONFIGURATION, data, 2)) {
-  if (this->write_register(HDC1080_CMD_CONFIGURATION, config, 2) != i2c::ERROR_OK) {
+    // as instruction is same as powerup defaults (for now), interpret as warning if this fails
-    this->mark_failed();
+    ESP_LOGW(TAG, "HDC1080 initial config instruction error");
+    this->status_set_warning();
     return;
   }
 }
-
 void HDC1080Component::dump_config() {
   ESP_LOGCONFIG(TAG, "HDC1080:");
   LOG_I2C_DEVICE(this);
@@ -31,51 +35,39 @@ void HDC1080Component::dump_config() {
   LOG_SENSOR("  ", "Temperature", this->temperature_);
   LOG_SENSOR("  ", "Humidity", this->humidity_);
 }
-
 void HDC1080Component::update() {
-  // regardless of what sensor/s are defined in yaml configuration
+  uint16_t raw_temp;
-  // the hdc1080 setup configuration used, requires both temperature and humidity to be read
-
-  this->status_clear_warning();
-
   if (this->write(&HDC1080_CMD_TEMPERATURE, 1) != i2c::ERROR_OK) {
     this->status_set_warning();
     return;
   }
+  delay(20);
+  if (this->read(reinterpret_cast<uint8_t *>(&raw_temp), 2) != i2c::ERROR_OK) {
+    this->status_set_warning();
+    return;
+  }
+  raw_temp = i2c::i2ctohs(raw_temp);
+  float temp = raw_temp * 0.0025177f - 40.0f;  // raw * 2^-16 * 165 - 40
+  this->temperature_->publish_state(temp);
 
-  this->set_timeout(20, [this]() {
+  uint16_t raw_humidity;
-    uint16_t raw_temperature;
+  if (this->write(&HDC1080_CMD_HUMIDITY, 1) != i2c::ERROR_OK) {
-    if (this->read(reinterpret_cast<uint8_t *>(&raw_temperature), 2) != i2c::ERROR_OK) {
+    this->status_set_warning();
-      this->status_set_warning();
+    return;
-      return;
+  }
-    }
+  delay(20);
+  if (this->read(reinterpret_cast<uint8_t *>(&raw_humidity), 2) != i2c::ERROR_OK) {
+    this->status_set_warning();
+    return;
+  }
+  raw_humidity = i2c::i2ctohs(raw_humidity);
+  float humidity = raw_humidity * 0.001525879f;  // raw * 2^-16 * 100
+  this->humidity_->publish_state(humidity);
 
-    if (this->temperature_ != nullptr) {
+  ESP_LOGD(TAG, "Got temperature=%.1f°C humidity=%.1f%%", temp, humidity);
-      raw_temperature = i2c::i2ctohs(raw_temperature);
+  this->status_clear_warning();
-      float temperature = raw_temperature * 0.0025177f - 40.0f;  // raw * 2^-16 * 165 - 40
-      this->temperature_->publish_state(temperature);
-    }
-
-    if (this->write(&HDC1080_CMD_HUMIDITY, 1) != i2c::ERROR_OK) {
-      this->status_set_warning();
-      return;
-    }
-
-    this->set_timeout(20, [this]() {
-      uint16_t raw_humidity;
-      if (this->read(reinterpret_cast<uint8_t *>(&raw_humidity), 2) != i2c::ERROR_OK) {
-        this->status_set_warning();
-        return;
-      }
-
-      if (this->humidity_ != nullptr) {
-        raw_humidity = i2c::i2ctohs(raw_humidity);
-        float humidity = raw_humidity * 0.001525879f;  // raw * 2^-16 * 100
-        this->humidity_->publish_state(humidity);
-      }
-    });
-  });
 }
+float HDC1080Component::get_setup_priority() const { return setup_priority::DATA; }
 
 }  // namespace hdc1080
 }  // namespace esphome

esphome/components/hdc1080/hdc1080.h

@@ -12,11 +12,13 @@ class HDC1080Component : public PollingComponent, public i2c::I2CDevice {
   void set_temperature(sensor::Sensor *temperature) { temperature_ = temperature; }
   void set_humidity(sensor::Sensor *humidity) { humidity_ = humidity; }
 
+  /// Setup the sensor and check for connection.
   void setup() override;
   void dump_config() override;
+  /// Retrieve the latest sensor values. This operation takes approximately 16ms.
   void update() override;
 
-  float get_setup_priority() const override { return setup_priority::DATA; }
+  float get_setup_priority() const override;
 
  protected:
   sensor::Sensor *temperature_{nullptr};

esphome/components/http_request/__init__.py

@@ -5,7 +5,6 @@ from esphome.components.const import CONF_REQUEST_HEADERS
 from esphome.config_helpers import filter_source_files_from_platform
 import esphome.config_validation as cv
 from esphome.const import (
-    CONF_CAPTURE_RESPONSE,
     CONF_ESP8266_DISABLE_SSL_SUPPORT,
     CONF_ID,
     CONF_METHOD,
@@ -58,6 +57,7 @@ CONF_HEADERS = "headers"
 CONF_COLLECT_HEADERS = "collect_headers"
 CONF_BODY = "body"
 CONF_JSON = "json"
+CONF_CAPTURE_RESPONSE = "capture_response"
 
 
 def validate_url(value):

esphome/components/i2s_audio/speaker/i2s_audio_speaker.cpp

@@ -377,7 +377,7 @@ void I2SAudioSpeaker::speaker_task(void *params) {
             this_speaker->current_stream_info_.get_bits_per_sample() <= 16) {
           size_t len = bytes_read / sizeof(int16_t);
           int16_t *tmp_buf = (int16_t *) new_data;
-          for (size_t i = 0; i < len; i += 2) {
+          for (int i = 0; i < len; i += 2) {
             int16_t tmp = tmp_buf[i];
             tmp_buf[i] = tmp_buf[i + 1];
             tmp_buf[i + 1] = tmp;

esphome/components/ili9xxx/ili9xxx_display.cpp

@@ -325,7 +325,7 @@ void ILI9XXXDisplay::draw_pixels_at(int x_start, int y_start, int w, int h, cons
       // we could deal here with a non-zero y_offset, but if x_offset is zero, y_offset probably will be so don't bother
       this->write_array(ptr, w * h * 2);
     } else {
-      for (size_t y = 0; y != static_cast<size_t>(h); y++) {
+      for (size_t y = 0; y != h; y++) {
         this->write_array(ptr + (y + y_offset) * stride + x_offset, w * 2);
       }
     }
@@ -349,7 +349,7 @@ void ILI9XXXDisplay::draw_pixels_at(int x_start, int y_start, int w, int h, cons
         App.feed_wdt();
       }
       // end of line? Skip to the next.
-      if (++pixel == static_cast<size_t>(w)) {
+      if (++pixel == w) {
         pixel = 0;
         ptr += (x_pad + x_offset) * 2;
       }

esphome/components/json/json_util.cpp

@@ -19,19 +19,15 @@ std::string build_json(const json_build_t &f) {
 
 bool parse_json(const std::string &data, const json_parse_t &f) {
   // NOLINTBEGIN(clang-analyzer-cplusplus.NewDeleteLeaks) false positive with ArduinoJson
-  JsonDocument doc = parse_json(reinterpret_cast<const uint8_t *>(data.c_str()), data.size());
+  JsonDocument doc = parse_json(data);
   if (doc.overflowed() || doc.isNull())
     return false;
   return f(doc.as<JsonObject>());
   // NOLINTEND(clang-analyzer-cplusplus.NewDeleteLeaks)
 }
 
-JsonDocument parse_json(const uint8_t *data, size_t len) {
+JsonDocument parse_json(const char *data, size_t len) {
   // NOLINTBEGIN(clang-analyzer-cplusplus.NewDeleteLeaks) false positive with ArduinoJson
-  if (data == nullptr || len == 0) {
-    ESP_LOGE(TAG, "No data to parse");
-    return JsonObject();  // return unbound object
-  }
 #ifdef USE_PSRAM
   auto doc_allocator = SpiRamAllocator();
   JsonDocument json_document(&doc_allocator);
@@ -47,7 +43,7 @@ JsonDocument parse_json(const uint8_t *data, size_t len) {
   if (err == DeserializationError::Ok) {
     return json_document;
   } else if (err == DeserializationError::NoMemory) {
-    ESP_LOGE(TAG, "Can not allocate more memory for deserialization. Consider making source string smaller");
+    ESP_LOGE(TAG, "Can not allocate more memory for deserialization. Consider making source buffer smaller");
     return JsonObject();  // return unbound object
   }
   ESP_LOGE(TAG, "Parse error: %s", err.c_str());
@@ -55,6 +51,8 @@ JsonDocument parse_json(const uint8_t *data, size_t len) {
   // NOLINTEND(clang-analyzer-cplusplus.NewDeleteLeaks)
 }
 
+JsonDocument parse_json(const std::string &data) { return parse_json(data.c_str(), data.size()); }
+
 std::string JsonBuilder::serialize() {
   if (doc_.overflowed()) {
     ESP_LOGE(TAG, "JSON document overflow");

esphome/components/json/json_util.h

@@ -2,7 +2,6 @@
 
 #include <vector>
 
-#include "esphome/core/defines.h"
 #include "esphome/core/helpers.h"
 
 #define ARDUINOJSON_ENABLE_STD_STRING 1  // NOLINT
@@ -50,13 +49,10 @@ std::string build_json(const json_build_t &f);
 
 /// Parse a JSON string and run the provided json parse function if it's valid.
 bool parse_json(const std::string &data, const json_parse_t &f);
-
 /// Parse a JSON string and return the root JsonDocument (or an unbound object on error)
-JsonDocument parse_json(const uint8_t *data, size_t len);
+JsonDocument parse_json(const std::string &data);
-/// Parse a JSON string and return the root JsonDocument (or an unbound object on error)
+/// Parse JSON from a buffer and return the root JsonDocument (or an unbound object on error)
-inline JsonDocument parse_json(const std::string &data) {
+JsonDocument parse_json(const char *data, size_t len);
-  return parse_json(reinterpret_cast<const uint8_t *>(data.c_str()), data.size());
-}
 
 /// Builder class for creating JSON documents without lambdas
 class JsonBuilder {

esphome/components/kamstrup_kmp/kamstrup_kmp.cpp

@@ -22,7 +22,7 @@ void KamstrupKMPComponent::dump_config() {
   LOG_SENSOR("  ", "Flow", this->flow_sensor_);
   LOG_SENSOR("  ", "Volume", this->volume_sensor_);
 
-  for (size_t i = 0; i < this->custom_sensors_.size(); i++) {
+  for (int i = 0; i < this->custom_sensors_.size(); i++) {
     LOG_SENSOR("  ", "Custom Sensor", this->custom_sensors_[i]);
     ESP_LOGCONFIG(TAG, "    Command: 0x%04X", this->custom_commands_[i]);
   }
@@ -268,7 +268,7 @@ void KamstrupKMPComponent::set_sensor_value_(uint16_t command, float value, uint
   }
 
   // Custom sensors
-  for (size_t i = 0; i < this->custom_commands_.size(); i++) {
+  for (int i = 0; i < this->custom_commands_.size(); i++) {
     if (command == this->custom_commands_[i]) {
       this->custom_sensors_[i]->publish_state(value);
     }

esphome/components/key_collector/key_collector.h

@@ -13,8 +13,8 @@ class KeyCollector : public Component {
   void loop() override;
   void dump_config() override;
   void set_provider(key_provider::KeyProvider *provider);
-  void set_min_length(uint32_t min_length) { this->min_length_ = min_length; };
+  void set_min_length(int min_length) { this->min_length_ = min_length; };
-  void set_max_length(uint32_t max_length) { this->max_length_ = max_length; };
+  void set_max_length(int max_length) { this->max_length_ = max_length; };
   void set_start_keys(std::string start_keys) { this->start_keys_ = std::move(start_keys); };
   void set_end_keys(std::string end_keys) { this->end_keys_ = std::move(end_keys); };
   void set_end_key_required(bool end_key_required) { this->end_key_required_ = end_key_required; };
@@ -33,8 +33,8 @@ class KeyCollector : public Component {
  protected:
   void key_pressed_(uint8_t key);
 
-  uint32_t min_length_{0};
+  int min_length_{0};
-  uint32_t max_length_{0};
+  int max_length_{0};
   std::string start_keys_;
   std::string end_keys_;
   bool end_key_required_{false};

esphome/components/light/light_call.cpp

@@ -10,15 +10,11 @@ namespace light {
 static const char *const TAG = "light";
 
 // Helper functions to reduce code size for logging
-static void clamp_and_log_if_invalid(const char *name, float &value, const LogString *param_name, float min = 0.0f,
+#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_WARN
-                                     float max = 1.0f) {
+static void log_validation_warning(const char *name, const LogString *param_name, float val, float min, float max) {
-  if (value < min || value > max) {
+  ESP_LOGW(TAG, "'%s': %s value %.2f is out of range [%.1f - %.1f]", name, LOG_STR_ARG(param_name), val, min, max);
-    ESP_LOGW(TAG, "'%s': %s value %.2f is out of range [%.1f - %.1f]", name, LOG_STR_ARG(param_name), value, min, max);
-    value = clamp(value, min, max);
-  }
 }
 
-#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_WARN
 static void log_feature_not_supported(const char *name, const LogString *feature) {
   ESP_LOGW(TAG, "'%s': %s not supported", name, LOG_STR_ARG(feature));
 }
@@ -31,6 +27,7 @@ static void log_invalid_parameter(const char *name, const LogString *message) {
   ESP_LOGW(TAG, "'%s': %s", name, LOG_STR_ARG(message));
 }
 #else
+#define log_validation_warning(name, param_name, val, min, max)
 #define log_feature_not_supported(name, feature)
 #define log_color_mode_not_supported(name, feature)
 #define log_invalid_parameter(name, message)
@@ -47,7 +44,7 @@ static void log_invalid_parameter(const char *name, const LogString *message) {
   } \
   LightCall &LightCall::set_##name(type name) { \
     this->name##_ = name; \
-    this->set_flag_(flag); \
+    this->set_flag_(flag, true); \
     return *this; \
   }
 
@@ -184,16 +181,6 @@ void LightCall::perform() {
   }
 }
 
-void LightCall::log_and_clear_unsupported_(FieldFlags flag, const LogString *feature, bool use_color_mode_log) {
-  auto *name = this->parent_->get_name().c_str();
-  if (use_color_mode_log) {
-    log_color_mode_not_supported(name, feature);
-  } else {
-    log_feature_not_supported(name, feature);
-  }
-  this->clear_flag_(flag);
-}
-
 LightColorValues LightCall::validate_() {
   auto *name = this->parent_->get_name().c_str();
   auto traits = this->parent_->get_traits();
@@ -201,108 +188,141 @@ LightColorValues LightCall::validate_() {
   // Color mode check
   if (this->has_color_mode() && !traits.supports_color_mode(this->color_mode_)) {
     ESP_LOGW(TAG, "'%s' does not support color mode %s", name, LOG_STR_ARG(color_mode_to_human(this->color_mode_)));
-    this->clear_flag_(FLAG_HAS_COLOR_MODE);
+    this->set_flag_(FLAG_HAS_COLOR_MODE, false);
   }
 
   // Ensure there is always a color mode set
   if (!this->has_color_mode()) {
     this->color_mode_ = this->compute_color_mode_();
-    this->set_flag_(FLAG_HAS_COLOR_MODE);
+    this->set_flag_(FLAG_HAS_COLOR_MODE, true);
   }
   auto color_mode = this->color_mode_;
 
   // Transform calls that use non-native parameters for the current mode.
   this->transform_parameters_();
 
-  // Business logic adjustments before validation
+  // Brightness exists check
+  if (this->has_brightness() && this->brightness_ > 0.0f && !(color_mode & ColorCapability::BRIGHTNESS)) {
+    log_feature_not_supported(name, LOG_STR("brightness"));
+    this->set_flag_(FLAG_HAS_BRIGHTNESS, false);
+  }
+
+  // Transition length possible check
+  if (this->has_transition_() && this->transition_length_ != 0 && !(color_mode & ColorCapability::BRIGHTNESS)) {
+    log_feature_not_supported(name, LOG_STR("transitions"));
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
+  }
+
+  // Color brightness exists check
+  if (this->has_color_brightness() && this->color_brightness_ > 0.0f && !(color_mode & ColorCapability::RGB)) {
+    log_color_mode_not_supported(name, LOG_STR("RGB brightness"));
+    this->set_flag_(FLAG_HAS_COLOR_BRIGHTNESS, false);
+  }
+
+  // RGB exists check
+  if ((this->has_red() && this->red_ > 0.0f) || (this->has_green() && this->green_ > 0.0f) ||
+      (this->has_blue() && this->blue_ > 0.0f)) {
+    if (!(color_mode & ColorCapability::RGB)) {
+      log_color_mode_not_supported(name, LOG_STR("RGB color"));
+      this->set_flag_(FLAG_HAS_RED, false);
+      this->set_flag_(FLAG_HAS_GREEN, false);
+      this->set_flag_(FLAG_HAS_BLUE, false);
+    }
+  }
+
+  // White value exists check
+  if (this->has_white() && this->white_ > 0.0f &&
+      !(color_mode & ColorCapability::WHITE || color_mode & ColorCapability::COLD_WARM_WHITE)) {
+    log_color_mode_not_supported(name, LOG_STR("white value"));
+    this->set_flag_(FLAG_HAS_WHITE, false);
+  }
+
+  // Color temperature exists check
+  if (this->has_color_temperature() &&
+      !(color_mode & ColorCapability::COLOR_TEMPERATURE || color_mode & ColorCapability::COLD_WARM_WHITE)) {
+    log_color_mode_not_supported(name, LOG_STR("color temperature"));
+    this->set_flag_(FLAG_HAS_COLOR_TEMPERATURE, false);
+  }
+
+  // Cold/warm white value exists check
+  if ((this->has_cold_white() && this->cold_white_ > 0.0f) || (this->has_warm_white() && this->warm_white_ > 0.0f)) {
+    if (!(color_mode & ColorCapability::COLD_WARM_WHITE)) {
+      log_color_mode_not_supported(name, LOG_STR("cold/warm white value"));
+      this->set_flag_(FLAG_HAS_COLD_WHITE, false);
+      this->set_flag_(FLAG_HAS_WARM_WHITE, false);
+    }
+  }
+
+#define VALIDATE_RANGE_(name_, upper_name, min, max) \
+  if (this->has_##name_()) { \
+    auto val = this->name_##_; \
+    if (val < (min) || val > (max)) { \
+      log_validation_warning(name, LOG_STR(upper_name), val, (min), (max)); \
+      this->name_##_ = clamp(val, (min), (max)); \
+    } \
+  }
+#define VALIDATE_RANGE(name, upper_name) VALIDATE_RANGE_(name, upper_name, 0.0f, 1.0f)
+
+  // Range checks
+  VALIDATE_RANGE(brightness, "Brightness")
+  VALIDATE_RANGE(color_brightness, "Color brightness")
+  VALIDATE_RANGE(red, "Red")
+  VALIDATE_RANGE(green, "Green")
+  VALIDATE_RANGE(blue, "Blue")
+  VALIDATE_RANGE(white, "White")
+  VALIDATE_RANGE(cold_white, "Cold white")
+  VALIDATE_RANGE(warm_white, "Warm white")
+  VALIDATE_RANGE_(color_temperature, "Color temperature", traits.get_min_mireds(), traits.get_max_mireds())
+
   // Flag whether an explicit turn off was requested, in which case we'll also stop the effect.
   bool explicit_turn_off_request = this->has_state() && !this->state_;
 
   // Turn off when brightness is set to zero, and reset brightness (so that it has nonzero brightness when turned on).
   if (this->has_brightness() && this->brightness_ == 0.0f) {
     this->state_ = false;
-    this->set_flag_(FLAG_HAS_STATE);
+    this->set_flag_(FLAG_HAS_STATE, true);
     this->brightness_ = 1.0f;
   }
 
   // Set color brightness to 100% if currently zero and a color is set.
-  if ((this->has_red() || this->has_green() || this->has_blue()) && !this->has_color_brightness() &&
+  if (this->has_red() || this->has_green() || this->has_blue()) {
-      this->parent_->remote_values.get_color_brightness() == 0.0f) {
+    if (!this->has_color_brightness() && this->parent_->remote_values.get_color_brightness() == 0.0f) {
-    this->color_brightness_ = 1.0f;
+      this->color_brightness_ = 1.0f;
-    this->set_flag_(FLAG_HAS_COLOR_BRIGHTNESS);
+      this->set_flag_(FLAG_HAS_COLOR_BRIGHTNESS, true);
+    }
   }
 
-  // Capability validation
+  // Create color values for the light with this call applied.
-  if (this->has_brightness() && this->brightness_ > 0.0f && !(color_mode & ColorCapability::BRIGHTNESS))
-    this->log_and_clear_unsupported_(FLAG_HAS_BRIGHTNESS, LOG_STR("brightness"), false);
-
-  // Transition length possible check
-  if (this->has_transition_() && this->transition_length_ != 0 && !(color_mode & ColorCapability::BRIGHTNESS))
-    this->log_and_clear_unsupported_(FLAG_HAS_TRANSITION, LOG_STR("transitions"), false);
-
-  if (this->has_color_brightness() && this->color_brightness_ > 0.0f && !(color_mode & ColorCapability::RGB))
-    this->log_and_clear_unsupported_(FLAG_HAS_COLOR_BRIGHTNESS, LOG_STR("RGB brightness"), true);
-
-  // RGB exists check
-  if (((this->has_red() && this->red_ > 0.0f) || (this->has_green() && this->green_ > 0.0f) ||
-       (this->has_blue() && this->blue_ > 0.0f)) &&
-      !(color_mode & ColorCapability::RGB)) {
-    log_color_mode_not_supported(name, LOG_STR("RGB color"));
-    this->clear_flag_(FLAG_HAS_RED);
-    this->clear_flag_(FLAG_HAS_GREEN);
-    this->clear_flag_(FLAG_HAS_BLUE);
-  }
-
-  // White value exists check
-  if (this->has_white() && this->white_ > 0.0f &&
-      !(color_mode & ColorCapability::WHITE || color_mode & ColorCapability::COLD_WARM_WHITE))
-    this->log_and_clear_unsupported_(FLAG_HAS_WHITE, LOG_STR("white value"), true);
-
-  // Color temperature exists check
-  if (this->has_color_temperature() &&
-      !(color_mode & ColorCapability::COLOR_TEMPERATURE || color_mode & ColorCapability::COLD_WARM_WHITE))
-    this->log_and_clear_unsupported_(FLAG_HAS_COLOR_TEMPERATURE, LOG_STR("color temperature"), true);
-
-  // Cold/warm white value exists check
-  if (((this->has_cold_white() && this->cold_white_ > 0.0f) || (this->has_warm_white() && this->warm_white_ > 0.0f)) &&
-      !(color_mode & ColorCapability::COLD_WARM_WHITE)) {
-    log_color_mode_not_supported(name, LOG_STR("cold/warm white value"));
-    this->clear_flag_(FLAG_HAS_COLD_WHITE);
-    this->clear_flag_(FLAG_HAS_WARM_WHITE);
-  }
-
-  // Create color values and validate+apply ranges in one step to eliminate duplicate checks
   auto v = this->parent_->remote_values;
   if (this->has_color_mode())
     v.set_color_mode(this->color_mode_);
   if (this->has_state())
     v.set_state(this->state_);
-
+  if (this->has_brightness())
-#define VALIDATE_AND_APPLY(field, setter, name_str, ...) \
+    v.set_brightness(this->brightness_);
-  if (this->has_##field()) { \
+  if (this->has_color_brightness())
-    clamp_and_log_if_invalid(name, this->field##_, LOG_STR(name_str), ##__VA_ARGS__); \
+    v.set_color_brightness(this->color_brightness_);
-    v.setter(this->field##_); \
+  if (this->has_red())
-  }
+    v.set_red(this->red_);
-
+  if (this->has_green())
-  VALIDATE_AND_APPLY(brightness, set_brightness, "Brightness")
+    v.set_green(this->green_);
-  VALIDATE_AND_APPLY(color_brightness, set_color_brightness, "Color brightness")
+  if (this->has_blue())
-  VALIDATE_AND_APPLY(red, set_red, "Red")
+    v.set_blue(this->blue_);
-  VALIDATE_AND_APPLY(green, set_green, "Green")
+  if (this->has_white())
-  VALIDATE_AND_APPLY(blue, set_blue, "Blue")
+    v.set_white(this->white_);
-  VALIDATE_AND_APPLY(white, set_white, "White")
+  if (this->has_color_temperature())
-  VALIDATE_AND_APPLY(cold_white, set_cold_white, "Cold white")
+    v.set_color_temperature(this->color_temperature_);
-  VALIDATE_AND_APPLY(warm_white, set_warm_white, "Warm white")
+  if (this->has_cold_white())
-  VALIDATE_AND_APPLY(color_temperature, set_color_temperature, "Color temperature", traits.get_min_mireds(),
+    v.set_cold_white(this->cold_white_);
-                     traits.get_max_mireds())
+  if (this->has_warm_white())
-
+    v.set_warm_white(this->warm_white_);
-#undef VALIDATE_AND_APPLY
 
   v.normalize_color();
 
   // Flash length check
   if (this->has_flash_() && this->flash_length_ == 0) {
-    log_invalid_parameter(name, LOG_STR("flash length must be >0"));
+    log_invalid_parameter(name, LOG_STR("flash length must be greater than zero"));
-    this->clear_flag_(FLAG_HAS_FLASH);
+    this->set_flag_(FLAG_HAS_FLASH, false);
   }
 
   // validate transition length/flash length/effect not used at the same time
@@ -310,40 +330,42 @@ LightColorValues LightCall::validate_() {
 
   // If effect is already active, remove effect start
   if (this->has_effect_() && this->effect_ == this->parent_->active_effect_index_) {
-    this->clear_flag_(FLAG_HAS_EFFECT);
+    this->set_flag_(FLAG_HAS_EFFECT, false);
   }
 
   // validate effect index
   if (this->has_effect_() && this->effect_ > this->parent_->effects_.size()) {
     ESP_LOGW(TAG, "'%s': invalid effect index %" PRIu32, name, this->effect_);
-    this->clear_flag_(FLAG_HAS_EFFECT);
+    this->set_flag_(FLAG_HAS_EFFECT, false);
   }
 
   if (this->has_effect_() && (this->has_transition_() || this->has_flash_())) {
     log_invalid_parameter(name, LOG_STR("effect cannot be used with transition/flash"));
-    this->clear_flag_(FLAG_HAS_TRANSITION);
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
-    this->clear_flag_(FLAG_HAS_FLASH);
+    this->set_flag_(FLAG_HAS_FLASH, false);
   }
 
   if (this->has_flash_() && this->has_transition_()) {
     log_invalid_parameter(name, LOG_STR("flash cannot be used with transition"));
-    this->clear_flag_(FLAG_HAS_TRANSITION);
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
   if (!this->has_transition_() && !this->has_flash_() && (!this->has_effect_() || this->effect_ == 0) &&
       supports_transition) {
     // nothing specified and light supports transitions, set default transition length
     this->transition_length_ = this->parent_->default_transition_length_;
-    this->set_flag_(FLAG_HAS_TRANSITION);
+    this->set_flag_(FLAG_HAS_TRANSITION, true);
   }
 
   if (this->has_transition_() && this->transition_length_ == 0) {
     // 0 transition is interpreted as no transition (instant change)
-    this->clear_flag_(FLAG_HAS_TRANSITION);
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
   }
 
-  if (this->has_transition_() && !supports_transition)
+  if (this->has_transition_() && !supports_transition) {
-    this->log_and_clear_unsupported_(FLAG_HAS_TRANSITION, LOG_STR("transitions"), false);
+    log_feature_not_supported(name, LOG_STR("transitions"));
+    this->set_flag_(FLAG_HAS_TRANSITION, false);
+  }
 
   // If not a flash and turning the light off, then disable the light
   // Do not use light color values directly, so that effects can set 0% brightness
@@ -352,17 +374,17 @@ LightColorValues LightCall::validate_() {
   if (!this->has_flash_() && !target_state) {
     if (this->has_effect_()) {
       log_invalid_parameter(name, LOG_STR("cannot start effect when turning off"));
-      this->clear_flag_(FLAG_HAS_EFFECT);
+      this->set_flag_(FLAG_HAS_EFFECT, false);
     } else if (this->parent_->active_effect_index_ != 0 && explicit_turn_off_request) {
       // Auto turn off effect
       this->effect_ = 0;
-      this->set_flag_(FLAG_HAS_EFFECT);
+      this->set_flag_(FLAG_HAS_EFFECT, true);
     }
   }
 
   // Disable saving for flashes
   if (this->has_flash_())
-    this->clear_flag_(FLAG_SAVE);
+    this->set_flag_(FLAG_SAVE, false);
 
   return v;
 }
@@ -396,12 +418,12 @@ void LightCall::transform_parameters_() {
       const float gamma = this->parent_->get_gamma_correct();
       this->cold_white_ = gamma_uncorrect(cw_fraction / max_cw_ww, gamma);
       this->warm_white_ = gamma_uncorrect(ww_fraction / max_cw_ww, gamma);
-      this->set_flag_(FLAG_HAS_COLD_WHITE);
+      this->set_flag_(FLAG_HAS_COLD_WHITE, true);
-      this->set_flag_(FLAG_HAS_WARM_WHITE);
+      this->set_flag_(FLAG_HAS_WARM_WHITE, true);
     }
     if (this->has_white()) {
       this->brightness_ = this->white_;
-      this->set_flag_(FLAG_HAS_BRIGHTNESS);
+      this->set_flag_(FLAG_HAS_BRIGHTNESS, true);
     }
   }
 }
@@ -608,7 +630,7 @@ LightCall &LightCall::set_effect(optional<std::string> effect) {
 }
 LightCall &LightCall::set_effect(uint32_t effect_number) {
   this->effect_ = effect_number;
-  this->set_flag_(FLAG_HAS_EFFECT);
+  this->set_flag_(FLAG_HAS_EFFECT, true);
   return *this;
 }
 LightCall &LightCall::set_effect(optional<uint32_t> effect_number) {

esphome/components/light/light_call.h

@@ -4,10 +4,6 @@
 #include <set>
 
 namespace esphome {
-
-// Forward declaration
-struct LogString;
-
 namespace light {
 
 class LightState;
@@ -211,14 +207,14 @@ class LightCall {
     FLAG_SAVE = 1 << 15,
   };
 
-  inline bool has_transition_() { return (this->flags_ & FLAG_HAS_TRANSITION) != 0; }
+  bool has_transition_() { return (this->flags_ & FLAG_HAS_TRANSITION) != 0; }
-  inline bool has_flash_() { return (this->flags_ & FLAG_HAS_FLASH) != 0; }
+  bool has_flash_() { return (this->flags_ & FLAG_HAS_FLASH) != 0; }
-  inline bool has_effect_() { return (this->flags_ & FLAG_HAS_EFFECT) != 0; }
+  bool has_effect_() { return (this->flags_ & FLAG_HAS_EFFECT) != 0; }
-  inline bool get_publish_() { return (this->flags_ & FLAG_PUBLISH) != 0; }
+  bool get_publish_() { return (this->flags_ & FLAG_PUBLISH) != 0; }
-  inline bool get_save_() { return (this->flags_ & FLAG_SAVE) != 0; }
+  bool get_save_() { return (this->flags_ & FLAG_SAVE) != 0; }
 
-  // Helper to set flag - defaults to true for common case
+  // Helper to set flag
-  void set_flag_(FieldFlags flag, bool value = true) {
+  void set_flag_(FieldFlags flag, bool value) {
     if (value) {
       this->flags_ |= flag;
     } else {
@@ -226,12 +222,6 @@ class LightCall {
     }
   }
 
-  // Helper to clear flag - reduces code size for common case
-  void clear_flag_(FieldFlags flag) { this->flags_ &= ~flag; }
-
-  // Helper to log unsupported feature and clear flag - reduces code duplication
-  void log_and_clear_unsupported_(FieldFlags flag, const LogString *feature, bool use_color_mode_log);
-
   LightState *parent_;
 
   // Light state values - use flags_ to check if a value has been set.

esphome/components/lm75b/lm75b.cpp

@@ -1,39 +0,0 @@
-#include "lm75b.h"
-#include "esphome/core/log.h"
-#include "esphome/core/hal.h"
-
-namespace esphome {
-namespace lm75b {
-
-static const char *const TAG = "lm75b";
-
-void LM75BComponent::dump_config() {
-  ESP_LOGCONFIG(TAG, "LM75B:");
-  LOG_I2C_DEVICE(this);
-  if (this->is_failed()) {
-    ESP_LOGE(TAG, "Setting up LM75B failed!");
-  }
-  LOG_UPDATE_INTERVAL(this);
-  LOG_SENSOR("  ", "Temperature", this);
-}
-
-void LM75BComponent::update() {
-  // Create a temporary buffer
-  uint8_t buff[2];
-  if (this->read_register(LM75B_REG_TEMPERATURE, buff, 2) != i2c::ERROR_OK) {
-    this->status_set_warning();
-    return;
-  }
-  // Obtain combined 16-bit value
-  int16_t raw_temperature = (buff[0] << 8) | buff[1];
-  // Read the 11-bit raw temperature value
-  raw_temperature >>= 5;
-  // Publish the temperature in °C
-  this->publish_state(raw_temperature * 0.125);
-  if (this->status_has_warning()) {
-    this->status_clear_warning();
-  }
-}
-
-}  // namespace lm75b
-}  // namespace esphome

esphome/components/lm75b/lm75b.h

@@ -1,19 +0,0 @@
-#pragma once
-
-#include "esphome/core/component.h"
-#include "esphome/components/sensor/sensor.h"
-#include "esphome/components/i2c/i2c.h"
-
-namespace esphome {
-namespace lm75b {
-
-static const uint8_t LM75B_REG_TEMPERATURE = 0x00;
-
-class LM75BComponent : public PollingComponent, public i2c::I2CDevice, public sensor::Sensor {
- public:
-  void dump_config() override;
-  void update() override;
-};
-
-}  // namespace lm75b
-}  // namespace esphome

esphome/components/lm75b/sensor.py

@@ -1,34 +0,0 @@
-import esphome.codegen as cg
-from esphome.components import i2c, sensor
-import esphome.config_validation as cv
-from esphome.const import (
-    DEVICE_CLASS_TEMPERATURE,
-    STATE_CLASS_MEASUREMENT,
-    UNIT_CELSIUS,
-)
-
-CODEOWNERS = ["@beormund"]
-DEPENDENCIES = ["i2c"]
-
-lm75b_ns = cg.esphome_ns.namespace("lm75b")
-LM75BComponent = lm75b_ns.class_(
-    "LM75BComponent", cg.PollingComponent, i2c.I2CDevice, sensor.Sensor
-)
-
-CONFIG_SCHEMA = (
-    sensor.sensor_schema(
-        LM75BComponent,
-        unit_of_measurement=UNIT_CELSIUS,
-        accuracy_decimals=3,
-        device_class=DEVICE_CLASS_TEMPERATURE,
-        state_class=STATE_CLASS_MEASUREMENT,
-    )
-    .extend(cv.polling_component_schema("60s"))
-    .extend(i2c.i2c_device_schema(0x48))
-)
-
-
-async def to_code(config):
-    var = await sensor.new_sensor(config)
-    await cg.register_component(var, config)
-    await i2c.register_i2c_device(var, config)

esphome/components/lock/lock.h

@@ -5,7 +5,7 @@
 #include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
 #include "esphome/core/preferences.h"
-#include <initializer_list>
+#include <set>
 
 namespace esphome {
 namespace lock {
@@ -44,22 +44,16 @@ class LockTraits {
   bool get_assumed_state() const { return this->assumed_state_; }
   void set_assumed_state(bool assumed_state) { this->assumed_state_ = assumed_state; }
 
-  bool supports_state(LockState state) const { return supported_states_mask_ & (1 << state); }
+  bool supports_state(LockState state) const { return supported_states_.count(state); }
-  void set_supported_states(std::initializer_list<LockState> states) {
+  std::set<LockState> get_supported_states() const { return supported_states_; }
-    supported_states_mask_ = 0;
+  void set_supported_states(std::set<LockState> states) { supported_states_ = std::move(states); }
-    for (auto state : states) {
+  void add_supported_state(LockState state) { supported_states_.insert(state); }
-      supported_states_mask_ |= (1 << state);
-    }
-  }
-  uint8_t get_supported_states_mask() const { return supported_states_mask_; }
-  void set_supported_states_mask(uint8_t mask) { supported_states_mask_ = mask; }
-  void add_supported_state(LockState state) { supported_states_mask_ |= (1 << state); }
 
  protected:
   bool supports_open_{false};
   bool requires_code_{false};
   bool assumed_state_{false};
-  uint8_t supported_states_mask_{(1 << LOCK_STATE_NONE) | (1 << LOCK_STATE_LOCKED) | (1 << LOCK_STATE_UNLOCKED)};
+  std::set<LockState> supported_states_ = {LOCK_STATE_NONE, LOCK_STATE_LOCKED, LOCK_STATE_UNLOCKED};
 };
 
 /** This class is used to encode all control actions on a lock device.

esphome/components/logger/__init__.py

@@ -95,7 +95,6 @@ DEFAULT = "DEFAULT"
 
 CONF_INITIAL_LEVEL = "initial_level"
 CONF_LOGGER_ID = "logger_id"
-CONF_RUNTIME_TAG_LEVELS = "runtime_tag_levels"
 CONF_TASK_LOG_BUFFER_SIZE = "task_log_buffer_size"
 
 UART_SELECTION_ESP32 = {
@@ -250,7 +249,6 @@ CONFIG_SCHEMA = cv.All(
                 }
             ),
             cv.Optional(CONF_INITIAL_LEVEL): is_log_level,
-            cv.Optional(CONF_RUNTIME_TAG_LEVELS, default=False): cv.boolean,
             cv.Optional(CONF_ON_MESSAGE): automation.validate_automation(
                 {
                     cv.GenerateID(CONF_TRIGGER_ID): cv.declare_id(LoggerMessageTrigger),
@@ -293,12 +291,8 @@ async def to_code(config):
         )
     cg.add(log.pre_setup())
 
-    # Enable runtime tag levels if logs are configured or explicitly enabled
+    for tag, log_level in config[CONF_LOGS].items():
-    logs_config = config[CONF_LOGS]
+        cg.add(log.set_log_level(tag, LOG_LEVELS[log_level]))
-    if logs_config or config[CONF_RUNTIME_TAG_LEVELS]:
-        cg.add_define("USE_LOGGER_RUNTIME_TAG_LEVELS")
-        for tag, log_level in logs_config.items():
-            cg.add(log.set_log_level(tag, LOG_LEVELS[log_level]))
 
     cg.add_define("USE_LOGGER")
     this_severity = LOG_LEVEL_SEVERITY.index(level)
@@ -449,7 +443,6 @@ async def logger_set_level_to_code(config, action_id, template_arg, args):
     level = LOG_LEVELS[config[CONF_LEVEL]]
     logger = await cg.get_variable(config[CONF_LOGGER_ID])
     if tag := config.get(CONF_TAG):
-        cg.add_define("USE_LOGGER_RUNTIME_TAG_LEVELS")
         text = str(cg.statement(logger.set_log_level(tag, level)))
     else:
         text = str(cg.statement(logger.set_log_level(level)))

esphome/components/logger/logger.cpp

@@ -148,11 +148,9 @@ void Logger::log_vprintf_(uint8_t level, const char *tag, int line, const __Flas
 #endif  // USE_STORE_LOG_STR_IN_FLASH
 
 inline uint8_t Logger::level_for(const char *tag) {
-#ifdef USE_LOGGER_RUNTIME_TAG_LEVELS
   auto it = this->log_levels_.find(tag);
   if (it != this->log_levels_.end())
     return it->second;
-#endif
   return this->current_level_;
 }
 
@@ -222,9 +220,7 @@ void Logger::process_messages_() {
 }
 
 void Logger::set_baud_rate(uint32_t baud_rate) { this->baud_rate_ = baud_rate; }
-#ifdef USE_LOGGER_RUNTIME_TAG_LEVELS
+void Logger::set_log_level(const std::string &tag, uint8_t log_level) { this->log_levels_[tag] = log_level; }
-void Logger::set_log_level(const char *tag, uint8_t log_level) { this->log_levels_[tag] = log_level; }
-#endif
 
 #if defined(USE_ESP32) || defined(USE_ESP8266) || defined(USE_RP2040) || defined(USE_LIBRETINY) || defined(USE_ZEPHYR)
 UARTSelection Logger::get_uart() const { return this->uart_; }
@@ -275,11 +271,9 @@ void Logger::dump_config() {
   }
 #endif
 
-#ifdef USE_LOGGER_RUNTIME_TAG_LEVELS
   for (auto &it : this->log_levels_) {
-    ESP_LOGCONFIG(TAG, "  Level for '%s': %s", it.first, LOG_STR_ARG(LOG_LEVELS[it.second]));
+    ESP_LOGCONFIG(TAG, "  Level for '%s': %s", it.first.c_str(), LOG_STR_ARG(LOG_LEVELS[it.second]));
   }
-#endif
 }
 
 void Logger::set_log_level(uint8_t level) {

esphome/components/logger/logger.h

@@ -36,38 +36,29 @@ struct device;
 
 namespace esphome::logger {
 
-#ifdef USE_LOGGER_RUNTIME_TAG_LEVELS
+// Color and letter constants for log levels
-// Comparison function for const char* keys in log_levels_ map
+static const char *const LOG_LEVEL_COLORS[] = {
-struct CStrCompare {
+    "",                                            // NONE
-  bool operator()(const char *a, const char *b) const { return strcmp(a, b) < 0; }
+    ESPHOME_LOG_BOLD(ESPHOME_LOG_COLOR_RED),       // ERROR
-};
+    ESPHOME_LOG_COLOR(ESPHOME_LOG_COLOR_YELLOW),   // WARNING
-#endif
+    ESPHOME_LOG_COLOR(ESPHOME_LOG_COLOR_GREEN),    // INFO
-
+    ESPHOME_LOG_COLOR(ESPHOME_LOG_COLOR_MAGENTA),  // CONFIG
-// ANSI color code last digit (30-38 range, store only last digit to save RAM)
+    ESPHOME_LOG_COLOR(ESPHOME_LOG_COLOR_CYAN),     // DEBUG
-static constexpr char LOG_LEVEL_COLOR_DIGIT[] = {
+    ESPHOME_LOG_COLOR(ESPHOME_LOG_COLOR_GRAY),     // VERBOSE
-    '\0',  // NONE
+    ESPHOME_LOG_COLOR(ESPHOME_LOG_COLOR_WHITE),    // VERY_VERBOSE
-    '1',   // ERROR (31 = red)
-    '3',   // WARNING (33 = yellow)
-    '2',   // INFO (32 = green)
-    '5',   // CONFIG (35 = magenta)
-    '6',   // DEBUG (36 = cyan)
-    '7',   // VERBOSE (37 = gray)
-    '8',   // VERY_VERBOSE (38 = white)
 };
 
-static constexpr char LOG_LEVEL_LETTER_CHARS[] = {
+static const char *const LOG_LEVEL_LETTERS[] = {
-    '\0',  // NONE
+    "",    // NONE
-    'E',   // ERROR
+    "E",   // ERROR
-    'W',   // WARNING
+    "W",   // WARNING
-    'I',   // INFO
+    "I",   // INFO
-    'C',   // CONFIG
+    "C",   // CONFIG
-    'D',   // DEBUG
+    "D",   // DEBUG
-    'V',   // VERBOSE (VERY_VERBOSE uses two 'V's)
+    "V",   // VERBOSE
+    "VV",  // VERY_VERBOSE
 };
 
-// Maximum header size: 35 bytes fixed + 32 bytes tag + 16 bytes thread name = 83 bytes (45 byte safety margin)
-static constexpr uint16_t MAX_HEADER_SIZE = 128;
-
 #if defined(USE_ESP32) || defined(USE_ESP8266) || defined(USE_RP2040) || defined(USE_LIBRETINY) || defined(USE_ZEPHYR)
 /** Enum for logging UART selection
  *
@@ -140,10 +131,8 @@ class Logger : public Component {
 
   /// Set the default log level for this logger.
   void set_log_level(uint8_t level);
-#ifdef USE_LOGGER_RUNTIME_TAG_LEVELS
   /// Set the log level of the specified tag.
-  void set_log_level(const char *tag, uint8_t log_level);
+  void set_log_level(const std::string &tag, uint8_t log_level);
-#endif
   uint8_t get_log_level() { return this->current_level_; }
 
   // ========== INTERNAL METHODS ==========
@@ -226,6 +215,14 @@ class Logger : public Component {
     }
   }
 
+  // Format string to explicit buffer with varargs
+  inline void printf_to_buffer_(char *buffer, uint16_t *buffer_at, uint16_t buffer_size, const char *format, ...) {
+    va_list arg;
+    va_start(arg, format);
+    this->format_body_to_buffer_(buffer, buffer_at, buffer_size, format, arg);
+    va_end(arg);
+  }
+
 #ifndef USE_HOST
   const LogString *get_uart_selection_();
 #endif
@@ -251,9 +248,7 @@ class Logger : public Component {
 #endif
 
   // Large objects (internally aligned)
-#ifdef USE_LOGGER_RUNTIME_TAG_LEVELS
+  std::map<std::string, uint8_t> log_levels_{};
-  std::map<const char *, uint8_t, CStrCompare> log_levels_{};
-#endif
   CallbackManager<void(uint8_t, const char *, const char *, size_t)> log_callback_{};
   CallbackManager<void(uint8_t)> level_callback_{};
 #ifdef USE_ESPHOME_TASK_LOG_BUFFER
@@ -323,76 +318,26 @@ class Logger : public Component {
   }
 #endif
 
-  static inline void copy_string(char *buffer, uint16_t &pos, const char *str) {
-    const size_t len = strlen(str);
-    // Intentionally no null terminator, building larger string
-    memcpy(buffer + pos, str, len);  // NOLINT(bugprone-not-null-terminated-result)
-    pos += len;
-  }
-
-  static inline void write_ansi_color_for_level(char *buffer, uint16_t &pos, uint8_t level) {
-    if (level == 0)
-      return;
-    // Construct ANSI escape sequence: "\033[{bold};3{color}m"
-    // Example: "\033[1;31m" for ERROR (bold red)
-    buffer[pos++] = '\033';
-    buffer[pos++] = '[';
-    buffer[pos++] = (level == 1) ? '1' : '0';  // Only ERROR is bold
-    buffer[pos++] = ';';
-    buffer[pos++] = '3';
-    buffer[pos++] = LOG_LEVEL_COLOR_DIGIT[level];
-    buffer[pos++] = 'm';
-  }
-
   inline void HOT write_header_to_buffer_(uint8_t level, const char *tag, int line, const char *thread_name,
                                           char *buffer, uint16_t *buffer_at, uint16_t buffer_size) {
-    uint16_t pos = *buffer_at;
+    // Format header
-    // Early return if insufficient space - intentionally don't update buffer_at to prevent partial writes
+    // uint8_t level is already bounded 0-255, just ensure it's <= 7
-    if (pos + MAX_HEADER_SIZE > buffer_size)
+    if (level > 7)
-      return;
+      level = 7;
 
-    // Construct: <color>[LEVEL][tag:line]:
+    const char *color = esphome::logger::LOG_LEVEL_COLORS[level];
-    write_ansi_color_for_level(buffer, pos, level);
+    const char *letter = esphome::logger::LOG_LEVEL_LETTERS[level];
-    buffer[pos++] = '[';
-    if (level != 0) {
-      if (level >= 7) {
-        buffer[pos++] = 'V';  // VERY_VERBOSE = "VV"
-        buffer[pos++] = 'V';
-      } else {
-        buffer[pos++] = LOG_LEVEL_LETTER_CHARS[level];
-      }
-    }
-    buffer[pos++] = ']';
-    buffer[pos++] = '[';
-    copy_string(buffer, pos, tag);
-    buffer[pos++] = ':';
-    // Format line number without modulo operations (passed by value, safe to mutate)
-    if (line > 999) [[unlikely]] {
-      int thousands = line / 1000;
-      buffer[pos++] = '0' + thousands;
-      line -= thousands * 1000;
-    }
-    int hundreds = line / 100;
-    int remainder = line - hundreds * 100;
-    int tens = remainder / 10;
-    buffer[pos++] = '0' + hundreds;
-    buffer[pos++] = '0' + tens;
-    buffer[pos++] = '0' + (remainder - tens * 10);
-    buffer[pos++] = ']';
 
 #if defined(USE_ESP32) || defined(USE_LIBRETINY) || defined(USE_ZEPHYR)
     if (thread_name != nullptr) {
-      write_ansi_color_for_level(buffer, pos, 1);  // Always use bold red for thread name
+      // Non-main task with thread name
-      buffer[pos++] = '[';
+      this->printf_to_buffer_(buffer, buffer_at, buffer_size, "%s[%s][%s:%03u]%s[%s]%s: ", color, letter, tag, line,
-      copy_string(buffer, pos, thread_name);
+                              ESPHOME_LOG_BOLD(ESPHOME_LOG_COLOR_RED), thread_name, color);
-      buffer[pos++] = ']';
+      return;
-      write_ansi_color_for_level(buffer, pos, level);  // Restore original color
     }
 #endif
-
+    // Main task or non ESP32/LibreTiny platform
-    buffer[pos++] = ':';
+    this->printf_to_buffer_(buffer, buffer_at, buffer_size, "%s[%s][%s:%03u]: ", color, letter, tag, line);
-    buffer[pos++] = ' ';
-    *buffer_at = pos;
   }
 
   inline void HOT format_body_to_buffer_(char *buffer, uint16_t *buffer_at, uint16_t buffer_size, const char *format,

esphome/components/logger/select/logger_level_select.cpp

@@ -3,10 +3,11 @@
 namespace esphome::logger {
 
 void LoggerLevelSelect::publish_state(int level) {
-  const auto &option = this->at(level_to_index(level));
+  auto value = this->at(level);
-  if (!option)
+  if (!value) {
     return;
-  Select::publish_state(option.value());
+  }
+  Select::publish_state(value.value());
 }
 
 void LoggerLevelSelect::setup() {
@@ -15,10 +16,10 @@ void LoggerLevelSelect::setup() {
 }
 
 void LoggerLevelSelect::control(const std::string &value) {
-  const auto index = this->index_of(value);
+  auto level = this->index_of(value);
-  if (!index)
+  if (!level)
     return;
-  this->parent_->set_log_level(index_to_level(index.value()));
+  this->parent_->set_log_level(level.value());
 }
 
 }  // namespace esphome::logger

esphome/components/logger/select/logger_level_select.h

@@ -3,18 +3,11 @@
 #include "esphome/components/select/select.h"
 #include "esphome/core/component.h"
 #include "esphome/components/logger/logger.h"
-
 namespace esphome::logger {
 class LoggerLevelSelect : public Component, public select::Select, public Parented<Logger> {
  public:
   void publish_state(int level);
   void setup() override;
   void control(const std::string &value) override;
-
- protected:
-  // Convert log level to option index (skip CONFIG at level 4)
-  static uint8_t level_to_index(uint8_t level) { return (level > ESPHOME_LOG_LEVEL_CONFIG) ? level - 1 : level; }
-  // Convert option index to log level (skip CONFIG at level 4)
-  static uint8_t index_to_level(uint8_t index) { return (index >= ESPHOME_LOG_LEVEL_CONFIG) ? index + 1 : index; }
 };
 }  // namespace esphome::logger

esphome/components/ltr501/ltr501.cpp

@@ -2,7 +2,6 @@
 #include "esphome/core/application.h"
 #include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
-#include <limits>
 
 using esphome::i2c::ErrorCode;
 
@@ -29,30 +28,30 @@ bool operator!=(const GainTimePair &lhs, const GainTimePair &rhs) {
 
 template<typename T, size_t size> T get_next(const T (&array)[size], const T val) {
   size_t i = 0;
-  size_t idx = std::numeric_limits<size_t>::max();
+  size_t idx = -1;
-  while (idx == std::numeric_limits<size_t>::max() && i < size) {
+  while (idx == -1 && i < size) {
     if (array[i] == val) {
       idx = i;
       break;
     }
     i++;
   }
-  if (idx == std::numeric_limits<size_t>::max() || i + 1 >= size)
+  if (idx == -1 || i + 1 >= size)
     return val;
   return array[i + 1];
 }
 
 template<typename T, size_t size> T get_prev(const T (&array)[size], const T val) {
   size_t i = size - 1;
-  size_t idx = std::numeric_limits<size_t>::max();
+  size_t idx = -1;
-  while (idx == std::numeric_limits<size_t>::max() && i > 0) {
+  while (idx == -1 && i > 0) {
     if (array[i] == val) {
       idx = i;
       break;
     }
     i--;
   }
-  if (idx == std::numeric_limits<size_t>::max() || i == 0)
+  if (idx == -1 || i == 0)
     return val;
   return array[i - 1];
 }