Merge branch 'dev' into api/peel-first-write-iteration

.clang-tidy.hash

@@ -1 +1 @@
-9f5d763f95ff720024f3fdddba2fad3801e2bfe00b7cc2124e6d68c17d3504c6
+f31f13994768b5b07e29624406c9b053bf4bb26e1623ac2bc1e9d4a9477502d6

esphome/analyze_memory/__init__.py

@@ -56,6 +56,10 @@ _COMPONENT_PREFIX_LIB = "[lib]"
 _COMPONENT_CORE = f"{_COMPONENT_PREFIX_ESPHOME}core"
 _COMPONENT_API = f"{_COMPONENT_PREFIX_ESPHOME}api"
 
+# Placement new storage suffix (generated by codegen Pvariable)
+_PSTORAGE_SUFFIX = "__pstorage"
+
+
 # C++ namespace prefixes
 _NAMESPACE_ESPHOME = "esphome::"
 _NAMESPACE_STD = "std::"
@@ -332,6 +336,13 @@ class MemoryAnalyzer:
         # Demangle C++ names if needed
         demangled = self._demangle_symbol(symbol_name)
 
+        # Check for placement new storage symbols (generated by codegen)
+        # Format: {component}__{id}__pstorage
+        if demangled.endswith(_PSTORAGE_SUFFIX) and (
+            component := self._match_pstorage_component(demangled)
+        ):
+            return component
+
         # Check for special component classes first (before namespace pattern)
         # This handles cases like esphome::ESPHomeOTAComponent which should map to ota
         if _NAMESPACE_ESPHOME in demangled:
@@ -399,6 +410,24 @@ class MemoryAnalyzer:
         # Track uncategorized symbols for analysis
         return "other"
 
+    def _match_pstorage_component(self, symbol_name: str) -> str | None:
+        """Match a __pstorage symbol to its ESPHome component.
+
+        Symbol format: {component}__{id}__pstorage
+        The component namespace is embedded by codegen before the double underscore.
+        """
+        prefix = symbol_name[: -len(_PSTORAGE_SUFFIX)]
+        # Extract component namespace before the first double underscore
+        dunder_pos = prefix.find("__")
+        if dunder_pos == -1:
+            return None
+        component_name = prefix[:dunder_pos]
+        if component_name in get_esphome_components():
+            return f"{_COMPONENT_PREFIX_ESPHOME}{component_name}"
+        if component_name in self.external_components:
+            return f"{_COMPONENT_PREFIX_EXTERNAL}{component_name}"
+        return None
+
     def _batch_demangle_symbols(self, symbols: list[str]) -> None:
         """Batch demangle C++ symbol names for efficiency."""
         if not symbols:

esphome/analyze_memory/cli.py

@@ -15,6 +15,7 @@ from . import (
     _COMPONENT_PREFIX_ESPHOME,
     _COMPONENT_PREFIX_EXTERNAL,
     _COMPONENT_PREFIX_LIB,
+    _PSTORAGE_SUFFIX,
     RAM_SECTIONS,
     MemoryAnalyzer,
 )
@@ -23,6 +24,17 @@ if TYPE_CHECKING:
     from . import ComponentMemory
 
 
+def _format_pstorage_name(name: str) -> str:
+    """Format a __pstorage symbol as 'storage for {id}'."""
+    if not name.endswith(_PSTORAGE_SUFFIX):
+        return name
+    prefix = name[: -len(_PSTORAGE_SUFFIX)]
+    # Strip component namespace prefix: {component}__{id} -> {id}
+    dunder_pos = prefix.find("__")
+    var_id = prefix[dunder_pos + 2 :] if dunder_pos != -1 else prefix
+    return f"storage for {var_id}"
+
+
 class MemoryAnalyzerCLI(MemoryAnalyzer):
     """Memory analyzer with CLI-specific report generation."""
 
@@ -148,11 +160,14 @@ class MemoryAnalyzerCLI(MemoryAnalyzer):
         If section is one of the RAM sections (.data or .bss), a label like
         " [data]" or " [bss]" is appended. For non-RAM sections or when
         section is None, no section label is added.
+
+        Placement new storage symbols are formatted as "storage for {id}".
         """
+        display_name = _format_pstorage_name(demangled)
         section_label = ""
         if section in RAM_SECTIONS:
             section_label = f" [{section[1:]}]"  # .data -> [data], .bss -> [bss]
-        return f"{demangled} ({size:,} B){section_label}"
+        return f"{display_name} ({size:,} B){section_label}"
 
     def _add_top_symbols(self, lines: list[str]) -> None:
         """Add a section showing the top largest symbols in the binary."""
@@ -175,11 +190,13 @@ class MemoryAnalyzerCLI(MemoryAnalyzer):
         for i, (_, demangled, size, section, component) in enumerate(top_symbols):
             # Format section label
             section_label = f"[{section[1:]}]" if section else ""
-            # Truncate demangled name if too long
+            # Format storage symbols readably
+            display_name = _format_pstorage_name(demangled)
+            # Truncate if too long
             demangled_display = (
-                f"{demangled[:truncate_limit]}..."
-                if len(demangled) > self.COL_TOP_SYMBOL_NAME
-                else demangled
+                f"{display_name[:truncate_limit]}..."
+                if len(display_name) > self.COL_TOP_SYMBOL_NAME
+                else display_name
             )
             lines.append(
                 f"{i + 1:>2}. {size:>7,} B {section_label:<8} {demangled_display:<{self.COL_TOP_SYMBOL_NAME}} {component}"
@@ -573,15 +590,16 @@ class MemoryAnalyzerCLI(MemoryAnalyzer):
                 lines.append(f"Total size: {comp_mem.flash_total:,} B")
                 lines.append("")
 
-                # Show all symbols above threshold for better visibility
+                # Show symbols above threshold, always include storage symbols
                 large_symbols = [
                     (sym, dem, size, sec)
                     for sym, dem, size, sec in sorted_symbols
                     if size > self.SYMBOL_SIZE_THRESHOLD
+                    or dem.endswith(_PSTORAGE_SUFFIX)
                 ]
 
                 lines.append(
-                    f"{comp_name} Symbols > {self.SYMBOL_SIZE_THRESHOLD} B ({len(large_symbols)} symbols):"
+                    f"{comp_name} Symbols > {self.SYMBOL_SIZE_THRESHOLD} B & storage ({len(large_symbols)} symbols):"
                 )
                 for i, (symbol, demangled, size, section) in enumerate(large_symbols):
                     lines.append(
@@ -604,7 +622,10 @@ class MemoryAnalyzerCLI(MemoryAnalyzer):
             # Sort by size descending
             sorted_ram_syms = sorted(ram_syms, key=lambda x: x[2], reverse=True)
             large_ram_syms = [
-                s for s in sorted_ram_syms if s[2] > self.RAM_SYMBOL_SIZE_THRESHOLD
+                s
+                for s in sorted_ram_syms
+                if s[2] > self.RAM_SYMBOL_SIZE_THRESHOLD
+                or s[1].endswith(_PSTORAGE_SUFFIX)
             ]
 
             lines.append(f"{name} ({mem.ram_total:,} B total RAM):")
@@ -622,13 +643,14 @@ class MemoryAnalyzerCLI(MemoryAnalyzer):
                 for symbol, demangled, size, section in large_ram_syms[:10]:
                     # Format section label consistently by stripping leading dot
                     section_label = section.lstrip(".") if section else ""
+                    display_name = _format_pstorage_name(demangled)
                     # Add ellipsis if name is truncated
-                    demangled_display = (
-                        f"{demangled[:70]}..." if len(demangled) > 70 else demangled
-                    )
-                    lines.append(
-                        f"    {size:>6,} B [{section_label}] {demangled_display}"
+                    display_name = (
+                        f"{display_name[:70]}..."
+                        if len(display_name) > 70
+                        else display_name
                     )
+                    lines.append(f"    {size:>6,} B [{section_label}] {display_name}")
                 if len(large_ram_syms) > 10:
                     lines.append(f"    ... and {len(large_ram_syms) - 10} more")
             lines.append("")

esphome/components/api/api.proto

@@ -316,7 +316,7 @@ message ListEntitiesBinarySensorResponse {
   option (ifdef) = "USE_BINARY_SENSOR";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -334,7 +334,7 @@ message BinarySensorStateResponse {
   option (ifdef) = "USE_BINARY_SENSOR";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool state = 2;
   // If the binary sensor does not have a valid state yet.
   // Equivalent to `!obj->has_state()` - inverse logic to make state packets smaller
@@ -350,7 +350,7 @@ message ListEntitiesCoverResponse {
   option (ifdef) = "USE_COVER";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -383,7 +383,7 @@ message CoverStateResponse {
   option (ifdef) = "USE_COVER";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   // legacy: state has been removed in 1.13
   // clients/servers must still send/accept it until the next protocol change
   // Deprecated in API version 1.1
@@ -409,7 +409,7 @@ message CoverCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
 
   // legacy: command has been removed in 1.13
   // clients/servers must still send/accept it until the next protocol change
@@ -434,7 +434,7 @@ message ListEntitiesFanResponse {
   option (ifdef) = "USE_FAN";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -466,7 +466,7 @@ message FanStateResponse {
   option (ifdef) = "USE_FAN";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool state = 2;
   bool oscillating = 3;
   // Deprecated in API version 1.6
@@ -483,7 +483,7 @@ message FanCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool has_state = 2;
   bool state = 3;
   // Deprecated in API version 1.6
@@ -522,7 +522,7 @@ message ListEntitiesLightResponse {
   option (ifdef) = "USE_LIGHT";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -551,7 +551,7 @@ message LightStateResponse {
   option (ifdef) = "USE_LIGHT";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool state = 2;
   float brightness = 3;
   ColorMode color_mode = 11;
@@ -573,7 +573,7 @@ message LightCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool has_state = 2;
   bool state = 3;
   bool has_brightness = 4;
@@ -627,7 +627,7 @@ message ListEntitiesSensorResponse {
   option (ifdef) = "USE_SENSOR";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -651,7 +651,7 @@ message SensorStateResponse {
   option (ifdef) = "USE_SENSOR";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   float state = 2;
   // If the sensor does not have a valid state yet.
   // Equivalent to `!obj->has_state()` - inverse logic to make state packets smaller
@@ -667,7 +667,7 @@ message ListEntitiesSwitchResponse {
   option (ifdef) = "USE_SWITCH";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -685,7 +685,7 @@ message SwitchStateResponse {
   option (ifdef) = "USE_SWITCH";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool state = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -696,7 +696,7 @@ message SwitchCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool state = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -709,7 +709,7 @@ message ListEntitiesTextSensorResponse {
   option (ifdef) = "USE_TEXT_SENSOR";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -726,7 +726,7 @@ message TextSensorStateResponse {
   option (ifdef) = "USE_TEXT_SENSOR";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   string state = 2;
   // If the text sensor does not have a valid state yet.
   // Equivalent to `!obj->has_state()` - inverse logic to make state packets smaller
@@ -922,7 +922,7 @@ message ListEntitiesServicesResponse {
   option (ifdef) = "USE_API_USER_DEFINED_ACTIONS";
 
   string name = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   repeated ListEntitiesServicesArgument args = 3 [(fixed_vector) = true];
   SupportsResponseType supports_response = 4;
 }
@@ -945,7 +945,7 @@ message ExecuteServiceRequest {
   option (no_delay) = true;
   option (ifdef) = "USE_API_USER_DEFINED_ACTIONS";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   repeated ExecuteServiceArgument args = 2 [(fixed_vector) = true];
   uint32 call_id = 3 [(field_ifdef) = "USE_API_USER_DEFINED_ACTION_RESPONSES"];
   bool return_response = 4 [(field_ifdef) = "USE_API_USER_DEFINED_ACTION_RESPONSES"];
@@ -972,7 +972,7 @@ message ListEntitiesCameraResponse {
   option (ifdef) = "USE_CAMERA";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
   bool disabled_by_default = 5;
@@ -987,7 +987,7 @@ message CameraImageResponse {
   option (source) = SOURCE_SERVER;
   option (ifdef) = "USE_CAMERA";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bytes data = 2;
   bool done = 3;
   uint32 device_id = 4 [(field_ifdef) = "USE_DEVICES"];
@@ -1057,7 +1057,7 @@ message ListEntitiesClimateResponse {
   option (ifdef) = "USE_CLIMATE";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -1095,7 +1095,7 @@ message ClimateStateResponse {
   option (ifdef) = "USE_CLIMATE";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   ClimateMode mode = 2;
   float current_temperature = 3;
   float target_temperature = 4;
@@ -1121,7 +1121,7 @@ message ClimateCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool has_mode = 2;
   ClimateMode mode = 3;
   bool has_target_temperature = 4;
@@ -1168,7 +1168,7 @@ message ListEntitiesWaterHeaterResponse {
   option (ifdef) = "USE_WATER_HEATER";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   string icon = 4 [(field_ifdef) = "USE_ENTITY_ICON"];
   bool disabled_by_default = 5;
@@ -1189,7 +1189,7 @@ message WaterHeaterStateResponse {
   option (ifdef) = "USE_WATER_HEATER";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   float current_temperature = 2;
   float target_temperature = 3;
   WaterHeaterMode mode = 4;
@@ -1219,7 +1219,7 @@ message WaterHeaterCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   // Bitmask of which fields are set (see WaterHeaterCommandHasField)
   uint32 has_fields = 2;
   WaterHeaterMode mode = 3;
@@ -1244,7 +1244,7 @@ message ListEntitiesNumberResponse {
   option (ifdef) = "USE_NUMBER";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -1266,7 +1266,7 @@ message NumberStateResponse {
   option (ifdef) = "USE_NUMBER";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   float state = 2;
   // If the number does not have a valid state yet.
   // Equivalent to `!obj->has_state()` - inverse logic to make state packets smaller
@@ -1280,7 +1280,7 @@ message NumberCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   float state = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -1293,7 +1293,7 @@ message ListEntitiesSelectResponse {
   option (ifdef) = "USE_SELECT";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -1310,7 +1310,7 @@ message SelectStateResponse {
   option (ifdef) = "USE_SELECT";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   string state = 2;
   // If the select does not have a valid state yet.
   // Equivalent to `!obj->has_state()` - inverse logic to make state packets smaller
@@ -1324,7 +1324,7 @@ message SelectCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   string state = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -1337,7 +1337,7 @@ message ListEntitiesSirenResponse {
   option (ifdef) = "USE_SIREN";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -1356,7 +1356,7 @@ message SirenStateResponse {
   option (ifdef) = "USE_SIREN";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool state = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -1367,7 +1367,7 @@ message SirenCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool has_state = 2;
   bool state = 3;
   bool has_tone = 4;
@@ -1400,7 +1400,7 @@ message ListEntitiesLockResponse {
   option (ifdef) = "USE_LOCK";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -1422,7 +1422,7 @@ message LockStateResponse {
   option (source) = SOURCE_SERVER;
   option (ifdef) = "USE_LOCK";
   option (no_delay) = true;
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   LockState state = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -1432,7 +1432,7 @@ message LockCommandRequest {
   option (ifdef) = "USE_LOCK";
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   LockCommand command = 2;
 
   // Not yet implemented:
@@ -1449,7 +1449,7 @@ message ListEntitiesButtonResponse {
   option (ifdef) = "USE_BUTTON";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -1466,7 +1466,7 @@ message ButtonCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   uint32 device_id = 2 [(field_ifdef) = "USE_DEVICES"];
 }
 
@@ -1516,7 +1516,7 @@ message ListEntitiesMediaPlayerResponse {
   option (ifdef) = "USE_MEDIA_PLAYER";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -1538,7 +1538,7 @@ message MediaPlayerStateResponse {
   option (source) = SOURCE_SERVER;
   option (ifdef) = "USE_MEDIA_PLAYER";
   option (no_delay) = true;
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   MediaPlayerState state = 2;
   float volume = 3;
   bool muted = 4;
@@ -1551,7 +1551,7 @@ message MediaPlayerCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
 
   bool has_command = 2;
   MediaPlayerCommand command = 3;
@@ -2104,7 +2104,7 @@ message ListEntitiesAlarmControlPanelResponse {
   option (ifdef) = "USE_ALARM_CONTROL_PANEL";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
   string icon = 5 [(field_ifdef) = "USE_ENTITY_ICON"];
@@ -2122,7 +2122,7 @@ message AlarmControlPanelStateResponse {
   option (source) = SOURCE_SERVER;
   option (ifdef) = "USE_ALARM_CONTROL_PANEL";
   option (no_delay) = true;
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   AlarmControlPanelState state = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -2133,7 +2133,7 @@ message AlarmControlPanelCommandRequest {
   option (ifdef) = "USE_ALARM_CONTROL_PANEL";
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   AlarmControlPanelStateCommand command = 2;
   string code = 3;
   uint32 device_id = 4 [(field_ifdef) = "USE_DEVICES"];
@@ -2151,7 +2151,7 @@ message ListEntitiesTextResponse {
   option (ifdef) = "USE_TEXT";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
   string icon = 5 [(field_ifdef) = "USE_ENTITY_ICON"];
@@ -2171,7 +2171,7 @@ message TextStateResponse {
   option (ifdef) = "USE_TEXT";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   string state = 2;
   // If the Text does not have a valid state yet.
   // Equivalent to `!obj->has_state()` - inverse logic to make state packets smaller
@@ -2185,7 +2185,7 @@ message TextCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   string state = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -2199,7 +2199,7 @@ message ListEntitiesDateResponse {
   option (ifdef) = "USE_DATETIME_DATE";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -2215,7 +2215,7 @@ message DateStateResponse {
   option (ifdef) = "USE_DATETIME_DATE";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   // If the date does not have a valid state yet.
   // Equivalent to `!obj->has_state()` - inverse logic to make state packets smaller
   bool missing_state = 2;
@@ -2231,7 +2231,7 @@ message DateCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   uint32 year = 2;
   uint32 month = 3;
   uint32 day = 4;
@@ -2246,7 +2246,7 @@ message ListEntitiesTimeResponse {
   option (ifdef) = "USE_DATETIME_TIME";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -2262,7 +2262,7 @@ message TimeStateResponse {
   option (ifdef) = "USE_DATETIME_TIME";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   // If the time does not have a valid state yet.
   // Equivalent to `!obj->has_state()` - inverse logic to make state packets smaller
   bool missing_state = 2;
@@ -2278,7 +2278,7 @@ message TimeCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   uint32 hour = 2;
   uint32 minute = 3;
   uint32 second = 4;
@@ -2293,7 +2293,7 @@ message ListEntitiesEventResponse {
   option (ifdef) = "USE_EVENT";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -2311,7 +2311,7 @@ message EventResponse {
   option (source) = SOURCE_SERVER;
   option (ifdef) = "USE_EVENT";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   string event_type = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -2324,7 +2324,7 @@ message ListEntitiesValveResponse {
   option (ifdef) = "USE_VALVE";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -2351,7 +2351,7 @@ message ValveStateResponse {
   option (ifdef) = "USE_VALVE";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   float position = 2;
   ValveOperation current_operation = 3;
   uint32 device_id = 4 [(field_ifdef) = "USE_DEVICES"];
@@ -2364,7 +2364,7 @@ message ValveCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool has_position = 2;
   float position = 3;
   bool stop = 4;
@@ -2379,7 +2379,7 @@ message ListEntitiesDateTimeResponse {
   option (ifdef) = "USE_DATETIME_DATETIME";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -2395,7 +2395,7 @@ message DateTimeStateResponse {
   option (ifdef) = "USE_DATETIME_DATETIME";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   // If the datetime does not have a valid state yet.
   // Equivalent to `!obj->has_state()` - inverse logic to make state packets smaller
   bool missing_state = 2;
@@ -2409,7 +2409,7 @@ message DateTimeCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   fixed32 epoch_seconds = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -2422,7 +2422,7 @@ message ListEntitiesUpdateResponse {
   option (ifdef) = "USE_UPDATE";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   reserved 4; // Deprecated: was string unique_id
 
@@ -2439,7 +2439,7 @@ message UpdateStateResponse {
   option (ifdef) = "USE_UPDATE";
   option (no_delay) = true;
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   bool missing_state = 2;
   bool in_progress = 3;
   bool has_progress = 4;
@@ -2463,7 +2463,7 @@ message UpdateCommandRequest {
   option (no_delay) = true;
   option (base_class) = "CommandProtoMessage";
 
-  fixed32 key = 1;
+  fixed32 key = 1 [(force) = true];
   UpdateCommand command = 2;
   uint32 device_id = 3 [(field_ifdef) = "USE_DEVICES"];
 }
@@ -2505,7 +2505,7 @@ message ListEntitiesInfraredResponse {
   option (ifdef) = "USE_INFRARED";
 
   string object_id = 1;
-  fixed32 key = 2;
+  fixed32 key = 2 [(force) = true];
   string name = 3;
   string icon = 4 [(field_ifdef) = "USE_ENTITY_ICON"];
   bool disabled_by_default = 5;
@@ -2521,7 +2521,7 @@ message InfraredRFTransmitRawTimingsRequest {
   option (ifdef) = "USE_IR_RF";
 
   uint32 device_id = 1 [(field_ifdef) = "USE_DEVICES"];
-  fixed32 key = 2;                                       // Key identifying the transmitter instance
+  fixed32 key = 2 [(force) = true];                                       // Key identifying the transmitter instance
   uint32 carrier_frequency = 3;                          // Carrier frequency in Hz
   uint32 repeat_count = 4;                               // Number of times to transmit (1 = once, 2 = twice, etc.)
   repeated sint32 timings = 5 [packed = true, (packed_buffer) = true];  // Raw timings in microseconds (zigzag-encoded): positive = mark (LED/TX on), negative = space (LED/TX off)
@@ -2535,7 +2535,7 @@ message InfraredRFReceiveEvent {
   option (no_delay) = true;
 
   uint32 device_id = 1 [(field_ifdef) = "USE_DEVICES"];
-  fixed32 key = 2;                                    // Key identifying the receiver instance
+  fixed32 key = 2 [(force) = true];                                    // Key identifying the receiver instance
   repeated sint32 timings = 3 [packed = true, (container_pointer_no_template) = "std::vector<int32_t>"];  // Raw timings in microseconds (zigzag-encoded): alternating mark/space periods
 }
 

esphome/components/api/api_connection.cpp

@@ -234,7 +234,7 @@ void APIConnection::loop() {
           this->last_traffic_ = now;
         }
         // read a packet
-        this->read_message(buffer.data_len, buffer.type, buffer.data);
+        this->read_message_(buffer.data_len, buffer.type, buffer.data);
         if (this->flags_.remove)
           return;
       }
@@ -1519,16 +1519,16 @@ void APIConnection::on_serial_proxy_request(const SerialProxyRequest &msg) {
       resp.instance = msg.instance;
       resp.type = enums::SERIAL_PROXY_REQUEST_TYPE_FLUSH;
       switch (proxies[msg.instance]->flush_port()) {
-        case uart::FlushResult::SUCCESS:
+        case uart::UARTFlushResult::UART_FLUSH_RESULT_SUCCESS:
           resp.status = enums::SERIAL_PROXY_STATUS_OK;
           break;
-        case uart::FlushResult::ASSUMED_SUCCESS:
+        case uart::UARTFlushResult::UART_FLUSH_RESULT_ASSUMED_SUCCESS:
           resp.status = enums::SERIAL_PROXY_STATUS_ASSUMED_SUCCESS;
           break;
-        case uart::FlushResult::TIMEOUT:
+        case uart::UARTFlushResult::UART_FLUSH_RESULT_TIMEOUT:
           resp.status = enums::SERIAL_PROXY_STATUS_TIMEOUT;
           break;
-        case uart::FlushResult::FAILED:
+        case uart::UARTFlushResult::UART_FLUSH_RESULT_FAILED:
           resp.status = enums::SERIAL_PROXY_STATUS_ERROR;
           break;
       }

esphome/components/api/api_connection.h

@@ -49,11 +49,29 @@ class APIConnection final : public APIServerConnectionBase {
   friend class APIServer;
   friend class ListEntitiesIterator;
   APIConnection(std::unique_ptr<socket::Socket> socket, APIServer *parent);
-  virtual ~APIConnection();
+  ~APIConnection();
 
   void start();
   void loop();
 
+ protected:
+  // read_message_ is defined here (instead of in APIServerConnectionBase) so the
+  // compiler can devirtualize and inline on_* handler calls within this final class.
+  void read_message_(uint32_t msg_size, uint32_t msg_type, const uint8_t *msg_data);
+
+  // Auth helpers defined here (not in ProtoService) so the compiler can
+  // devirtualize is_connection_setup()/on_no_setup_connection() calls
+  // within this final class.
+  inline bool check_connection_setup_() {
+    if (!this->is_connection_setup()) {
+      this->on_no_setup_connection();
+      return false;
+    }
+    return true;
+  }
+  inline bool check_authenticated_() { return this->check_connection_setup_(); }
+
+ public:
   bool send_list_info_done() {
     return this->schedule_message_(nullptr, ListEntitiesDoneResponse::MESSAGE_TYPE,
                                    ListEntitiesDoneResponse::ESTIMATED_SIZE);
@@ -63,72 +81,72 @@ class APIConnection final : public APIServerConnectionBase {
 #endif
 #ifdef USE_COVER
   bool send_cover_state(cover::Cover *cover);
-  void on_cover_command_request(const CoverCommandRequest &msg) override;
+  void on_cover_command_request(const CoverCommandRequest &msg);
 #endif
 #ifdef USE_FAN
   bool send_fan_state(fan::Fan *fan);
-  void on_fan_command_request(const FanCommandRequest &msg) override;
+  void on_fan_command_request(const FanCommandRequest &msg);
 #endif
 #ifdef USE_LIGHT
   bool send_light_state(light::LightState *light);
-  void on_light_command_request(const LightCommandRequest &msg) override;
+  void on_light_command_request(const LightCommandRequest &msg);
 #endif
 #ifdef USE_SENSOR
   bool send_sensor_state(sensor::Sensor *sensor);
 #endif
 #ifdef USE_SWITCH
   bool send_switch_state(switch_::Switch *a_switch);
-  void on_switch_command_request(const SwitchCommandRequest &msg) override;
+  void on_switch_command_request(const SwitchCommandRequest &msg);
 #endif
 #ifdef USE_TEXT_SENSOR
   bool send_text_sensor_state(text_sensor::TextSensor *text_sensor);
 #endif
 #ifdef USE_CAMERA
   void set_camera_state(std::shared_ptr<camera::CameraImage> image);
-  void on_camera_image_request(const CameraImageRequest &msg) override;
+  void on_camera_image_request(const CameraImageRequest &msg);
 #endif
 #ifdef USE_CLIMATE
   bool send_climate_state(climate::Climate *climate);
-  void on_climate_command_request(const ClimateCommandRequest &msg) override;
+  void on_climate_command_request(const ClimateCommandRequest &msg);
 #endif
 #ifdef USE_NUMBER
   bool send_number_state(number::Number *number);
-  void on_number_command_request(const NumberCommandRequest &msg) override;
+  void on_number_command_request(const NumberCommandRequest &msg);
 #endif
 #ifdef USE_DATETIME_DATE
   bool send_date_state(datetime::DateEntity *date);
-  void on_date_command_request(const DateCommandRequest &msg) override;
+  void on_date_command_request(const DateCommandRequest &msg);
 #endif
 #ifdef USE_DATETIME_TIME
   bool send_time_state(datetime::TimeEntity *time);
-  void on_time_command_request(const TimeCommandRequest &msg) override;
+  void on_time_command_request(const TimeCommandRequest &msg);
 #endif
 #ifdef USE_DATETIME_DATETIME
   bool send_datetime_state(datetime::DateTimeEntity *datetime);
-  void on_date_time_command_request(const DateTimeCommandRequest &msg) override;
+  void on_date_time_command_request(const DateTimeCommandRequest &msg);
 #endif
 #ifdef USE_TEXT
   bool send_text_state(text::Text *text);
-  void on_text_command_request(const TextCommandRequest &msg) override;
+  void on_text_command_request(const TextCommandRequest &msg);
 #endif
 #ifdef USE_SELECT
   bool send_select_state(select::Select *select);
-  void on_select_command_request(const SelectCommandRequest &msg) override;
+  void on_select_command_request(const SelectCommandRequest &msg);
 #endif
 #ifdef USE_BUTTON
-  void on_button_command_request(const ButtonCommandRequest &msg) override;
+  void on_button_command_request(const ButtonCommandRequest &msg);
 #endif
 #ifdef USE_LOCK
   bool send_lock_state(lock::Lock *a_lock);
-  void on_lock_command_request(const LockCommandRequest &msg) override;
+  void on_lock_command_request(const LockCommandRequest &msg);
 #endif
 #ifdef USE_VALVE
   bool send_valve_state(valve::Valve *valve);
-  void on_valve_command_request(const ValveCommandRequest &msg) override;
+  void on_valve_command_request(const ValveCommandRequest &msg);
 #endif
 #ifdef USE_MEDIA_PLAYER
   bool send_media_player_state(media_player::MediaPlayer *media_player);
-  void on_media_player_command_request(const MediaPlayerCommandRequest &msg) override;
+  void on_media_player_command_request(const MediaPlayerCommandRequest &msg);
 #endif
   bool try_send_log_message(int level, const char *tag, const char *line, size_t message_len);
 #ifdef USE_API_HOMEASSISTANT_SERVICES
@@ -138,23 +156,23 @@ class APIConnection final : public APIServerConnectionBase {
     this->send_message(call);
   }
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
-  void on_homeassistant_action_response(const HomeassistantActionResponse &msg) override;
+  void on_homeassistant_action_response(const HomeassistantActionResponse &msg);
 #endif  // USE_API_HOMEASSISTANT_ACTION_RESPONSES
 #endif  // USE_API_HOMEASSISTANT_SERVICES
 #ifdef USE_BLUETOOTH_PROXY
-  void on_subscribe_bluetooth_le_advertisements_request(const SubscribeBluetoothLEAdvertisementsRequest &msg) override;
-  void on_unsubscribe_bluetooth_le_advertisements_request() override;
+  void on_subscribe_bluetooth_le_advertisements_request(const SubscribeBluetoothLEAdvertisementsRequest &msg);
+  void on_unsubscribe_bluetooth_le_advertisements_request();
 
-  void on_bluetooth_device_request(const BluetoothDeviceRequest &msg) override;
-  void on_bluetooth_gatt_read_request(const BluetoothGATTReadRequest &msg) override;
-  void on_bluetooth_gatt_write_request(const BluetoothGATTWriteRequest &msg) override;
-  void on_bluetooth_gatt_read_descriptor_request(const BluetoothGATTReadDescriptorRequest &msg) override;
-  void on_bluetooth_gatt_write_descriptor_request(const BluetoothGATTWriteDescriptorRequest &msg) override;
-  void on_bluetooth_gatt_get_services_request(const BluetoothGATTGetServicesRequest &msg) override;
-  void on_bluetooth_gatt_notify_request(const BluetoothGATTNotifyRequest &msg) override;
-  void on_subscribe_bluetooth_connections_free_request() override;
-  void on_bluetooth_scanner_set_mode_request(const BluetoothScannerSetModeRequest &msg) override;
-  void on_bluetooth_set_connection_params_request(const BluetoothSetConnectionParamsRequest &msg) override;
+  void on_bluetooth_device_request(const BluetoothDeviceRequest &msg);
+  void on_bluetooth_gatt_read_request(const BluetoothGATTReadRequest &msg);
+  void on_bluetooth_gatt_write_request(const BluetoothGATTWriteRequest &msg);
+  void on_bluetooth_gatt_read_descriptor_request(const BluetoothGATTReadDescriptorRequest &msg);
+  void on_bluetooth_gatt_write_descriptor_request(const BluetoothGATTWriteDescriptorRequest &msg);
+  void on_bluetooth_gatt_get_services_request(const BluetoothGATTGetServicesRequest &msg);
+  void on_bluetooth_gatt_notify_request(const BluetoothGATTNotifyRequest &msg);
+  void on_subscribe_bluetooth_connections_free_request();
+  void on_bluetooth_scanner_set_mode_request(const BluetoothScannerSetModeRequest &msg);
+  void on_bluetooth_set_connection_params_request(const BluetoothSetConnectionParamsRequest &msg);
 
 #endif
 #ifdef USE_HOMEASSISTANT_TIME
@@ -165,42 +183,42 @@ class APIConnection final : public APIServerConnectionBase {
 #endif
 
 #ifdef USE_VOICE_ASSISTANT
-  void on_subscribe_voice_assistant_request(const SubscribeVoiceAssistantRequest &msg) override;
-  void on_voice_assistant_response(const VoiceAssistantResponse &msg) override;
-  void on_voice_assistant_event_response(const VoiceAssistantEventResponse &msg) override;
-  void on_voice_assistant_audio(const VoiceAssistantAudio &msg) override;
-  void on_voice_assistant_timer_event_response(const VoiceAssistantTimerEventResponse &msg) override;
-  void on_voice_assistant_announce_request(const VoiceAssistantAnnounceRequest &msg) override;
-  void on_voice_assistant_configuration_request(const VoiceAssistantConfigurationRequest &msg) override;
-  void on_voice_assistant_set_configuration(const VoiceAssistantSetConfiguration &msg) override;
+  void on_subscribe_voice_assistant_request(const SubscribeVoiceAssistantRequest &msg);
+  void on_voice_assistant_response(const VoiceAssistantResponse &msg);
+  void on_voice_assistant_event_response(const VoiceAssistantEventResponse &msg);
+  void on_voice_assistant_audio(const VoiceAssistantAudio &msg);
+  void on_voice_assistant_timer_event_response(const VoiceAssistantTimerEventResponse &msg);
+  void on_voice_assistant_announce_request(const VoiceAssistantAnnounceRequest &msg);
+  void on_voice_assistant_configuration_request(const VoiceAssistantConfigurationRequest &msg);
+  void on_voice_assistant_set_configuration(const VoiceAssistantSetConfiguration &msg);
 #endif
 
 #ifdef USE_ZWAVE_PROXY
-  void on_z_wave_proxy_frame(const ZWaveProxyFrame &msg) override;
-  void on_z_wave_proxy_request(const ZWaveProxyRequest &msg) override;
+  void on_z_wave_proxy_frame(const ZWaveProxyFrame &msg);
+  void on_z_wave_proxy_request(const ZWaveProxyRequest &msg);
 #endif
 
 #ifdef USE_ALARM_CONTROL_PANEL
   bool send_alarm_control_panel_state(alarm_control_panel::AlarmControlPanel *a_alarm_control_panel);
-  void on_alarm_control_panel_command_request(const AlarmControlPanelCommandRequest &msg) override;
+  void on_alarm_control_panel_command_request(const AlarmControlPanelCommandRequest &msg);
 #endif
 
 #ifdef USE_WATER_HEATER
   bool send_water_heater_state(water_heater::WaterHeater *water_heater);
-  void on_water_heater_command_request(const WaterHeaterCommandRequest &msg) override;
+  void on_water_heater_command_request(const WaterHeaterCommandRequest &msg);
 #endif
 
 #ifdef USE_IR_RF
-  void on_infrared_rf_transmit_raw_timings_request(const InfraredRFTransmitRawTimingsRequest &msg) override;
+  void on_infrared_rf_transmit_raw_timings_request(const InfraredRFTransmitRawTimingsRequest &msg);
   void send_infrared_rf_receive_event(const InfraredRFReceiveEvent &msg);
 #endif
 
 #ifdef USE_SERIAL_PROXY
-  void on_serial_proxy_configure_request(const SerialProxyConfigureRequest &msg) override;
-  void on_serial_proxy_write_request(const SerialProxyWriteRequest &msg) override;
-  void on_serial_proxy_set_modem_pins_request(const SerialProxySetModemPinsRequest &msg) override;
-  void on_serial_proxy_get_modem_pins_request(const SerialProxyGetModemPinsRequest &msg) override;
-  void on_serial_proxy_request(const SerialProxyRequest &msg) override;
+  void on_serial_proxy_configure_request(const SerialProxyConfigureRequest &msg);
+  void on_serial_proxy_write_request(const SerialProxyWriteRequest &msg);
+  void on_serial_proxy_set_modem_pins_request(const SerialProxySetModemPinsRequest &msg);
+  void on_serial_proxy_get_modem_pins_request(const SerialProxyGetModemPinsRequest &msg);
+  void on_serial_proxy_request(const SerialProxyRequest &msg);
   void send_serial_proxy_data(const SerialProxyDataReceived &msg);
 #endif
 
@@ -210,26 +228,26 @@ class APIConnection final : public APIServerConnectionBase {
 
 #ifdef USE_UPDATE
   bool send_update_state(update::UpdateEntity *update);
-  void on_update_command_request(const UpdateCommandRequest &msg) override;
+  void on_update_command_request(const UpdateCommandRequest &msg);
 #endif
 
-  void on_disconnect_response() override;
-  void on_ping_response() override {
+  void on_disconnect_response();
+  void on_ping_response() {
     // we initiated ping
     this->flags_.sent_ping = false;
   }
 #ifdef USE_API_HOMEASSISTANT_STATES
-  void on_home_assistant_state_response(const HomeAssistantStateResponse &msg) override;
+  void on_home_assistant_state_response(const HomeAssistantStateResponse &msg);
 #endif
 #ifdef USE_HOMEASSISTANT_TIME
-  void on_get_time_response(const GetTimeResponse &value) override;
+  void on_get_time_response(const GetTimeResponse &value);
 #endif
-  void on_hello_request(const HelloRequest &msg) override;
-  void on_disconnect_request() override;
-  void on_ping_request() override;
-  void on_device_info_request() override;
-  void on_list_entities_request() override { this->begin_iterator_(ActiveIterator::LIST_ENTITIES); }
-  void on_subscribe_states_request() override {
+  void on_hello_request(const HelloRequest &msg);
+  void on_disconnect_request();
+  void on_ping_request();
+  void on_device_info_request();
+  void on_list_entities_request() { this->begin_iterator_(ActiveIterator::LIST_ENTITIES); }
+  void on_subscribe_states_request() {
     this->flags_.state_subscription = true;
     // Start initial state iterator only if no iterator is active
     // If list_entities is running, we'll start initial_state when it completes
@@ -237,7 +255,7 @@ class APIConnection final : public APIServerConnectionBase {
       this->begin_iterator_(ActiveIterator::INITIAL_STATE);
     }
   }
-  void on_subscribe_logs_request(const SubscribeLogsRequest &msg) override {
+  void on_subscribe_logs_request(const SubscribeLogsRequest &msg) {
     this->flags_.log_subscription = msg.level;
     if (msg.dump_config)
       App.schedule_dump_config();
@@ -249,13 +267,13 @@ class APIConnection final : public APIServerConnectionBase {
 #endif
   }
 #ifdef USE_API_HOMEASSISTANT_SERVICES
-  void on_subscribe_homeassistant_services_request() override { this->flags_.service_call_subscription = true; }
+  void on_subscribe_homeassistant_services_request() { this->flags_.service_call_subscription = true; }
 #endif
 #ifdef USE_API_HOMEASSISTANT_STATES
-  void on_subscribe_home_assistant_states_request() override;
+  void on_subscribe_home_assistant_states_request();
 #endif
 #ifdef USE_API_USER_DEFINED_ACTIONS
-  void on_execute_service_request(const ExecuteServiceRequest &msg) override;
+  void on_execute_service_request(const ExecuteServiceRequest &msg);
 #ifdef USE_API_USER_DEFINED_ACTION_RESPONSES
   void send_execute_service_response(uint32_t call_id, bool success, StringRef error_message);
 #ifdef USE_API_USER_DEFINED_ACTION_RESPONSES_JSON
@@ -265,13 +283,13 @@ class APIConnection final : public APIServerConnectionBase {
 #endif  // USE_API_USER_DEFINED_ACTION_RESPONSES
 #endif
 #ifdef USE_API_NOISE
-  void on_noise_encryption_set_key_request(const NoiseEncryptionSetKeyRequest &msg) override;
+  void on_noise_encryption_set_key_request(const NoiseEncryptionSetKeyRequest &msg);
 #endif
 
-  bool is_authenticated() override {
+  bool is_authenticated() {
     return static_cast<ConnectionState>(this->flags_.connection_state) == ConnectionState::AUTHENTICATED;
   }
-  bool is_connection_setup() override {
+  bool is_connection_setup() {
     return static_cast<ConnectionState>(this->flags_.connection_state) == ConnectionState::CONNECTED ||
            this->is_authenticated();
   }
@@ -284,8 +302,8 @@ class APIConnection final : public APIServerConnectionBase {
            (this->client_api_version_major_ == major && this->client_api_version_minor_ >= minor);
   }
 
-  void on_fatal_error() override;
-  void on_no_setup_connection() override;
+  void on_fatal_error();
+  void on_no_setup_connection();
 
   // Function pointer type for type-erased message encoding
   using MessageEncodeFn = void (*)(const void *, ProtoWriteBuffer &);
@@ -324,7 +342,7 @@ class APIConnection final : public APIServerConnectionBase {
       return true;
     return this->try_to_clear_buffer_slow_(log_out_of_space);
   }
-  bool send_buffer(ProtoWriteBuffer buffer, uint8_t message_type) override;
+  bool send_buffer(ProtoWriteBuffer buffer, uint8_t message_type);
 
   const char *get_name() const { return this->helper_->get_client_name(); }
   /// Get peer name (IP address) into caller-provided buffer, returns buf for convenience

esphome/components/api/api_pb2.cpp

@@ -208,7 +208,7 @@ uint32_t DeviceInfoResponse::calculate_size() const {
 #ifdef USE_BINARY_SENSOR
 void ListEntitiesBinarySensorResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
   buffer.encode_string(5, this->device_class);
   buffer.encode_bool(6, this->is_status_binary_sensor);
@@ -224,7 +224,7 @@ void ListEntitiesBinarySensorResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesBinarySensorResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
   size += ProtoSize::calc_length(1, this->device_class.size());
   size += ProtoSize::calc_bool(1, this->is_status_binary_sensor);
@@ -239,7 +239,7 @@ uint32_t ListEntitiesBinarySensorResponse::calculate_size() const {
   return size;
 }
 void BinarySensorStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bool(2, this->state);
   buffer.encode_bool(3, this->missing_state);
 #ifdef USE_DEVICES
@@ -248,7 +248,7 @@ void BinarySensorStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t BinarySensorStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_bool(1, this->state);
   size += ProtoSize::calc_bool(1, this->missing_state);
 #ifdef USE_DEVICES
@@ -260,7 +260,7 @@ uint32_t BinarySensorStateResponse::calculate_size() const {
 #ifdef USE_COVER
 void ListEntitiesCoverResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
   buffer.encode_bool(5, this->assumed_state);
   buffer.encode_bool(6, this->supports_position);
@@ -279,7 +279,7 @@ void ListEntitiesCoverResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesCoverResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
   size += ProtoSize::calc_bool(1, this->assumed_state);
   size += ProtoSize::calc_bool(1, this->supports_position);
@@ -297,7 +297,7 @@ uint32_t ListEntitiesCoverResponse::calculate_size() const {
   return size;
 }
 void CoverStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_float(3, this->position);
   buffer.encode_float(4, this->tilt);
   buffer.encode_uint32(5, static_cast<uint32_t>(this->current_operation));
@@ -307,7 +307,7 @@ void CoverStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t CoverStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_float(1, this->position);
   size += ProtoSize::calc_float(1, this->tilt);
   size += ProtoSize::calc_uint32(1, static_cast<uint32_t>(this->current_operation));
@@ -357,7 +357,7 @@ bool CoverCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_FAN
 void ListEntitiesFanResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
   buffer.encode_bool(5, this->supports_oscillation);
   buffer.encode_bool(6, this->supports_speed);
@@ -378,7 +378,7 @@ void ListEntitiesFanResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesFanResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
   size += ProtoSize::calc_bool(1, this->supports_oscillation);
   size += ProtoSize::calc_bool(1, this->supports_speed);
@@ -400,7 +400,7 @@ uint32_t ListEntitiesFanResponse::calculate_size() const {
   return size;
 }
 void FanStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bool(2, this->state);
   buffer.encode_bool(3, this->oscillating);
   buffer.encode_uint32(5, static_cast<uint32_t>(this->direction));
@@ -412,7 +412,7 @@ void FanStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t FanStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_bool(1, this->state);
   size += ProtoSize::calc_bool(1, this->oscillating);
   size += ProtoSize::calc_uint32(1, static_cast<uint32_t>(this->direction));
@@ -487,7 +487,7 @@ bool FanCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_LIGHT
 void ListEntitiesLightResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
   for (const auto &it : *this->supported_color_modes) {
     buffer.encode_uint32(12, static_cast<uint32_t>(it), true);
@@ -509,7 +509,7 @@ void ListEntitiesLightResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesLightResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
   if (!this->supported_color_modes->empty()) {
     for (const auto &it : *this->supported_color_modes) {
@@ -534,7 +534,7 @@ uint32_t ListEntitiesLightResponse::calculate_size() const {
   return size;
 }
 void LightStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bool(2, this->state);
   buffer.encode_float(3, this->brightness);
   buffer.encode_uint32(11, static_cast<uint32_t>(this->color_mode));
@@ -553,7 +553,7 @@ void LightStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t LightStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_bool(1, this->state);
   size += ProtoSize::calc_float(1, this->brightness);
   size += ProtoSize::calc_uint32(1, static_cast<uint32_t>(this->color_mode));
@@ -683,7 +683,7 @@ bool LightCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_SENSOR
 void ListEntitiesSensorResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -702,7 +702,7 @@ void ListEntitiesSensorResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesSensorResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -720,7 +720,7 @@ uint32_t ListEntitiesSensorResponse::calculate_size() const {
   return size;
 }
 void SensorStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_float(2, this->state);
   buffer.encode_bool(3, this->missing_state);
 #ifdef USE_DEVICES
@@ -729,7 +729,7 @@ void SensorStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t SensorStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_float(1, this->state);
   size += ProtoSize::calc_bool(1, this->missing_state);
 #ifdef USE_DEVICES
@@ -741,7 +741,7 @@ uint32_t SensorStateResponse::calculate_size() const {
 #ifdef USE_SWITCH
 void ListEntitiesSwitchResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -757,7 +757,7 @@ void ListEntitiesSwitchResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesSwitchResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -772,7 +772,7 @@ uint32_t ListEntitiesSwitchResponse::calculate_size() const {
   return size;
 }
 void SwitchStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bool(2, this->state);
 #ifdef USE_DEVICES
   buffer.encode_uint32(3, this->device_id);
@@ -780,7 +780,7 @@ void SwitchStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t SwitchStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_bool(1, this->state);
 #ifdef USE_DEVICES
   size += ProtoSize::calc_uint32(1, this->device_id);
@@ -816,7 +816,7 @@ bool SwitchCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_TEXT_SENSOR
 void ListEntitiesTextSensorResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -831,7 +831,7 @@ void ListEntitiesTextSensorResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesTextSensorResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -845,7 +845,7 @@ uint32_t ListEntitiesTextSensorResponse::calculate_size() const {
   return size;
 }
 void TextSensorStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_string(2, this->state);
   buffer.encode_bool(3, this->missing_state);
 #ifdef USE_DEVICES
@@ -854,7 +854,7 @@ void TextSensorStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t TextSensorStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->state.size());
   size += ProtoSize::calc_bool(1, this->missing_state);
 #ifdef USE_DEVICES
@@ -1124,7 +1124,7 @@ uint32_t ListEntitiesServicesArgument::calculate_size() const {
 }
 void ListEntitiesServicesResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->name);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   for (auto &it : this->args) {
     buffer.encode_sub_message(3, it);
   }
@@ -1133,7 +1133,7 @@ void ListEntitiesServicesResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesServicesResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->name.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   if (!this->args.empty()) {
     for (const auto &it : this->args) {
       size += ProtoSize::calc_message_force(1, it.calculate_size());
@@ -1269,7 +1269,7 @@ uint32_t ExecuteServiceResponse::calculate_size() const {
 #ifdef USE_CAMERA
 void ListEntitiesCameraResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
   buffer.encode_bool(5, this->disabled_by_default);
 #ifdef USE_ENTITY_ICON
@@ -1283,7 +1283,7 @@ void ListEntitiesCameraResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesCameraResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
   size += ProtoSize::calc_bool(1, this->disabled_by_default);
 #ifdef USE_ENTITY_ICON
@@ -1296,7 +1296,7 @@ uint32_t ListEntitiesCameraResponse::calculate_size() const {
   return size;
 }
 void CameraImageResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bytes(2, this->data_ptr_, this->data_len_);
   buffer.encode_bool(3, this->done);
 #ifdef USE_DEVICES
@@ -1305,7 +1305,7 @@ void CameraImageResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t CameraImageResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->data_len_);
   size += ProtoSize::calc_bool(1, this->done);
 #ifdef USE_DEVICES
@@ -1330,7 +1330,7 @@ bool CameraImageRequest::decode_varint(uint32_t field_id, proto_varint_value_t v
 #ifdef USE_CLIMATE
 void ListEntitiesClimateResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
   buffer.encode_bool(5, this->supports_current_temperature);
   buffer.encode_bool(6, this->supports_two_point_target_temperature);
@@ -1374,7 +1374,7 @@ void ListEntitiesClimateResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesClimateResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
   size += ProtoSize::calc_bool(1, this->supports_current_temperature);
   size += ProtoSize::calc_bool(1, this->supports_two_point_target_temperature);
@@ -1429,7 +1429,7 @@ uint32_t ListEntitiesClimateResponse::calculate_size() const {
   return size;
 }
 void ClimateStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_uint32(2, static_cast<uint32_t>(this->mode));
   buffer.encode_float(3, this->current_temperature);
   buffer.encode_float(4, this->target_temperature);
@@ -1449,7 +1449,7 @@ void ClimateStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t ClimateStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_uint32(1, static_cast<uint32_t>(this->mode));
   size += ProtoSize::calc_float(1, this->current_temperature);
   size += ProtoSize::calc_float(1, this->target_temperature);
@@ -1563,7 +1563,7 @@ bool ClimateCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_WATER_HEATER
 void ListEntitiesWaterHeaterResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(4, this->icon);
@@ -1584,7 +1584,7 @@ void ListEntitiesWaterHeaterResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesWaterHeaterResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -1606,7 +1606,7 @@ uint32_t ListEntitiesWaterHeaterResponse::calculate_size() const {
   return size;
 }
 void WaterHeaterStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_float(2, this->current_temperature);
   buffer.encode_float(3, this->target_temperature);
   buffer.encode_uint32(4, static_cast<uint32_t>(this->mode));
@@ -1619,7 +1619,7 @@ void WaterHeaterStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t WaterHeaterStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_float(1, this->current_temperature);
   size += ProtoSize::calc_float(1, this->target_temperature);
   size += ProtoSize::calc_uint32(1, static_cast<uint32_t>(this->mode));
@@ -1675,7 +1675,7 @@ bool WaterHeaterCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value
 #ifdef USE_NUMBER
 void ListEntitiesNumberResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -1695,7 +1695,7 @@ void ListEntitiesNumberResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesNumberResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -1714,7 +1714,7 @@ uint32_t ListEntitiesNumberResponse::calculate_size() const {
   return size;
 }
 void NumberStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_float(2, this->state);
   buffer.encode_bool(3, this->missing_state);
 #ifdef USE_DEVICES
@@ -1723,7 +1723,7 @@ void NumberStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t NumberStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_float(1, this->state);
   size += ProtoSize::calc_bool(1, this->missing_state);
 #ifdef USE_DEVICES
@@ -1760,7 +1760,7 @@ bool NumberCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_SELECT
 void ListEntitiesSelectResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -1777,7 +1777,7 @@ void ListEntitiesSelectResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesSelectResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -1795,7 +1795,7 @@ uint32_t ListEntitiesSelectResponse::calculate_size() const {
   return size;
 }
 void SelectStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_string(2, this->state);
   buffer.encode_bool(3, this->missing_state);
 #ifdef USE_DEVICES
@@ -1804,7 +1804,7 @@ void SelectStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t SelectStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->state.size());
   size += ProtoSize::calc_bool(1, this->missing_state);
 #ifdef USE_DEVICES
@@ -1849,7 +1849,7 @@ bool SelectCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_SIREN
 void ListEntitiesSirenResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -1868,7 +1868,7 @@ void ListEntitiesSirenResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesSirenResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -1888,7 +1888,7 @@ uint32_t ListEntitiesSirenResponse::calculate_size() const {
   return size;
 }
 void SirenStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bool(2, this->state);
 #ifdef USE_DEVICES
   buffer.encode_uint32(3, this->device_id);
@@ -1896,7 +1896,7 @@ void SirenStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t SirenStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_bool(1, this->state);
 #ifdef USE_DEVICES
   size += ProtoSize::calc_uint32(1, this->device_id);
@@ -1961,7 +1961,7 @@ bool SirenCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_LOCK
 void ListEntitiesLockResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -1979,7 +1979,7 @@ void ListEntitiesLockResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesLockResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -1996,7 +1996,7 @@ uint32_t ListEntitiesLockResponse::calculate_size() const {
   return size;
 }
 void LockStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_uint32(2, static_cast<uint32_t>(this->state));
 #ifdef USE_DEVICES
   buffer.encode_uint32(3, this->device_id);
@@ -2004,7 +2004,7 @@ void LockStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t LockStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_uint32(1, static_cast<uint32_t>(this->state));
 #ifdef USE_DEVICES
   size += ProtoSize::calc_uint32(1, this->device_id);
@@ -2054,7 +2054,7 @@ bool LockCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_BUTTON
 void ListEntitiesButtonResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -2069,7 +2069,7 @@ void ListEntitiesButtonResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesButtonResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -2124,7 +2124,7 @@ uint32_t MediaPlayerSupportedFormat::calculate_size() const {
 }
 void ListEntitiesMediaPlayerResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -2143,7 +2143,7 @@ void ListEntitiesMediaPlayerResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesMediaPlayerResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -2163,7 +2163,7 @@ uint32_t ListEntitiesMediaPlayerResponse::calculate_size() const {
   return size;
 }
 void MediaPlayerStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_uint32(2, static_cast<uint32_t>(this->state));
   buffer.encode_float(3, this->volume);
   buffer.encode_bool(4, this->muted);
@@ -2173,7 +2173,7 @@ void MediaPlayerStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t MediaPlayerStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_uint32(1, static_cast<uint32_t>(this->state));
   size += ProtoSize::calc_float(1, this->volume);
   size += ProtoSize::calc_bool(1, this->muted);
@@ -2942,7 +2942,7 @@ bool VoiceAssistantSetConfiguration::decode_length(uint32_t field_id, ProtoLengt
 #ifdef USE_ALARM_CONTROL_PANEL
 void ListEntitiesAlarmControlPanelResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -2959,7 +2959,7 @@ void ListEntitiesAlarmControlPanelResponse::encode(ProtoWriteBuffer &buffer) con
 uint32_t ListEntitiesAlarmControlPanelResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -2975,7 +2975,7 @@ uint32_t ListEntitiesAlarmControlPanelResponse::calculate_size() const {
   return size;
 }
 void AlarmControlPanelStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_uint32(2, static_cast<uint32_t>(this->state));
 #ifdef USE_DEVICES
   buffer.encode_uint32(3, this->device_id);
@@ -2983,7 +2983,7 @@ void AlarmControlPanelStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t AlarmControlPanelStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_uint32(1, static_cast<uint32_t>(this->state));
 #ifdef USE_DEVICES
   size += ProtoSize::calc_uint32(1, this->device_id);
@@ -3030,7 +3030,7 @@ bool AlarmControlPanelCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit
 #ifdef USE_TEXT
 void ListEntitiesTextResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -3048,7 +3048,7 @@ void ListEntitiesTextResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesTextResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -3065,7 +3065,7 @@ uint32_t ListEntitiesTextResponse::calculate_size() const {
   return size;
 }
 void TextStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_string(2, this->state);
   buffer.encode_bool(3, this->missing_state);
 #ifdef USE_DEVICES
@@ -3074,7 +3074,7 @@ void TextStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t TextStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->state.size());
   size += ProtoSize::calc_bool(1, this->missing_state);
 #ifdef USE_DEVICES
@@ -3119,7 +3119,7 @@ bool TextCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_DATETIME_DATE
 void ListEntitiesDateResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -3133,7 +3133,7 @@ void ListEntitiesDateResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesDateResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -3146,7 +3146,7 @@ uint32_t ListEntitiesDateResponse::calculate_size() const {
   return size;
 }
 void DateStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bool(2, this->missing_state);
   buffer.encode_uint32(3, this->year);
   buffer.encode_uint32(4, this->month);
@@ -3157,7 +3157,7 @@ void DateStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t DateStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_bool(1, this->missing_state);
   size += ProtoSize::calc_uint32(1, this->year);
   size += ProtoSize::calc_uint32(1, this->month);
@@ -3202,7 +3202,7 @@ bool DateCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_DATETIME_TIME
 void ListEntitiesTimeResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -3216,7 +3216,7 @@ void ListEntitiesTimeResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesTimeResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -3229,7 +3229,7 @@ uint32_t ListEntitiesTimeResponse::calculate_size() const {
   return size;
 }
 void TimeStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bool(2, this->missing_state);
   buffer.encode_uint32(3, this->hour);
   buffer.encode_uint32(4, this->minute);
@@ -3240,7 +3240,7 @@ void TimeStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t TimeStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_bool(1, this->missing_state);
   size += ProtoSize::calc_uint32(1, this->hour);
   size += ProtoSize::calc_uint32(1, this->minute);
@@ -3285,7 +3285,7 @@ bool TimeCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_EVENT
 void ListEntitiesEventResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -3303,7 +3303,7 @@ void ListEntitiesEventResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesEventResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -3322,7 +3322,7 @@ uint32_t ListEntitiesEventResponse::calculate_size() const {
   return size;
 }
 void EventResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_string(2, this->event_type);
 #ifdef USE_DEVICES
   buffer.encode_uint32(3, this->device_id);
@@ -3330,7 +3330,7 @@ void EventResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t EventResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->event_type.size());
 #ifdef USE_DEVICES
   size += ProtoSize::calc_uint32(1, this->device_id);
@@ -3341,7 +3341,7 @@ uint32_t EventResponse::calculate_size() const {
 #ifdef USE_VALVE
 void ListEntitiesValveResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -3359,7 +3359,7 @@ void ListEntitiesValveResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesValveResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -3376,7 +3376,7 @@ uint32_t ListEntitiesValveResponse::calculate_size() const {
   return size;
 }
 void ValveStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_float(2, this->position);
   buffer.encode_uint32(3, static_cast<uint32_t>(this->current_operation));
 #ifdef USE_DEVICES
@@ -3385,7 +3385,7 @@ void ValveStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t ValveStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_float(1, this->position);
   size += ProtoSize::calc_uint32(1, static_cast<uint32_t>(this->current_operation));
 #ifdef USE_DEVICES
@@ -3428,7 +3428,7 @@ bool ValveCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_DATETIME_DATETIME
 void ListEntitiesDateTimeResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -3442,7 +3442,7 @@ void ListEntitiesDateTimeResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesDateTimeResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -3455,7 +3455,7 @@ uint32_t ListEntitiesDateTimeResponse::calculate_size() const {
   return size;
 }
 void DateTimeStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bool(2, this->missing_state);
   buffer.encode_fixed32(3, this->epoch_seconds);
 #ifdef USE_DEVICES
@@ -3464,7 +3464,7 @@ void DateTimeStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t DateTimeStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_bool(1, this->missing_state);
   size += ProtoSize::calc_fixed32(1, this->epoch_seconds);
 #ifdef USE_DEVICES
@@ -3501,7 +3501,7 @@ bool DateTimeCommandRequest::decode_32bit(uint32_t field_id, Proto32Bit value) {
 #ifdef USE_UPDATE
 void ListEntitiesUpdateResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(5, this->icon);
@@ -3516,7 +3516,7 @@ void ListEntitiesUpdateResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesUpdateResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -3530,7 +3530,7 @@ uint32_t ListEntitiesUpdateResponse::calculate_size() const {
   return size;
 }
 void UpdateStateResponse::encode(ProtoWriteBuffer &buffer) const {
-  buffer.encode_fixed32(1, this->key);
+  buffer.write_tag_and_fixed32(13, this->key);
   buffer.encode_bool(2, this->missing_state);
   buffer.encode_bool(3, this->in_progress);
   buffer.encode_bool(4, this->has_progress);
@@ -3546,7 +3546,7 @@ void UpdateStateResponse::encode(ProtoWriteBuffer &buffer) const {
 }
 uint32_t UpdateStateResponse::calculate_size() const {
   uint32_t size = 0;
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_bool(1, this->missing_state);
   size += ProtoSize::calc_bool(1, this->in_progress);
   size += ProtoSize::calc_bool(1, this->has_progress);
@@ -3642,7 +3642,7 @@ uint32_t ZWaveProxyRequest::calculate_size() const {
 #ifdef USE_INFRARED
 void ListEntitiesInfraredResponse::encode(ProtoWriteBuffer &buffer) const {
   buffer.encode_string(1, this->object_id);
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   buffer.encode_string(3, this->name);
 #ifdef USE_ENTITY_ICON
   buffer.encode_string(4, this->icon);
@@ -3657,7 +3657,7 @@ void ListEntitiesInfraredResponse::encode(ProtoWriteBuffer &buffer) const {
 uint32_t ListEntitiesInfraredResponse::calculate_size() const {
   uint32_t size = 0;
   size += ProtoSize::calc_length(1, this->object_id.size());
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   size += ProtoSize::calc_length(1, this->name.size());
 #ifdef USE_ENTITY_ICON
   size += ProtoSize::calc_length(1, this->icon.size());
@@ -3717,7 +3717,7 @@ void InfraredRFReceiveEvent::encode(ProtoWriteBuffer &buffer) const {
 #ifdef USE_DEVICES
   buffer.encode_uint32(1, this->device_id);
 #endif
-  buffer.encode_fixed32(2, this->key);
+  buffer.write_tag_and_fixed32(21, this->key);
   for (const auto &it : *this->timings) {
     buffer.encode_sint32(3, it, true);
   }
@@ -3727,7 +3727,7 @@ uint32_t InfraredRFReceiveEvent::calculate_size() const {
 #ifdef USE_DEVICES
   size += ProtoSize::calc_uint32(1, this->device_id);
 #endif
-  size += ProtoSize::calc_fixed32(1, this->key);
+  size += 5;
   if (!this->timings->empty()) {
     for (const auto &it : *this->timings) {
       size += ProtoSize::calc_sint32_force(1, it);

esphome/components/api/api_pb2.h

@@ -1253,7 +1253,7 @@ class ExecuteServiceArgument final : public ProtoDecodableMessage {
   FixedVector<int32_t> int_array{};
   FixedVector<float> float_array{};
   FixedVector<std::string> string_array{};
-  void decode(const uint8_t *buffer, size_t length) override;
+  void decode(const uint8_t *buffer, size_t length);
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
 #endif
@@ -1278,7 +1278,7 @@ class ExecuteServiceRequest final : public ProtoDecodableMessage {
 #ifdef USE_API_USER_DEFINED_ACTION_RESPONSES
   bool return_response{false};
 #endif
-  void decode(const uint8_t *buffer, size_t length) override;
+  void decode(const uint8_t *buffer, size_t length);
 #ifdef HAS_PROTO_MESSAGE_DUMP
   const char *dump_to(DumpBuffer &out) const override;
 #endif

esphome/components/api/api_pb2_service.cpp

@@ -1,6 +1,7 @@
 // This file was automatically generated with a tool.
 // See script/api_protobuf/api_protobuf.py
 #include "api_pb2_service.h"
+#include "api_connection.h"
 #include "esphome/core/log.h"
 
 namespace esphome::api {
@@ -20,7 +21,7 @@ void APIServerConnectionBase::log_receive_message_(const LogString *name) {
 }
 #endif
 
-void APIServerConnectionBase::read_message(uint32_t msg_size, uint32_t msg_type, const uint8_t *msg_data) {
+void APIConnection::read_message_(uint32_t msg_size, uint32_t msg_type, const uint8_t *msg_data) {
   // Check authentication/connection requirements
   switch (msg_type) {
     case HelloRequest::MESSAGE_TYPE:       // No setup required

esphome/components/api/api_pb2_service.h

@@ -8,7 +8,7 @@
 
 namespace esphome::api {
 
-class APIServerConnectionBase : public ProtoService {
+class APIServerConnectionBase {
  public:
 #ifdef HAS_PROTO_MESSAGE_DUMP
  protected:
@@ -19,227 +19,223 @@ class APIServerConnectionBase : public ProtoService {
  public:
 #endif
 
-  virtual void on_hello_request(const HelloRequest &value){};
+  void on_hello_request(const HelloRequest &value){};
 
-  virtual void on_disconnect_request(){};
-  virtual void on_disconnect_response(){};
-  virtual void on_ping_request(){};
-  virtual void on_ping_response(){};
-  virtual void on_device_info_request(){};
+  void on_disconnect_request(){};
+  void on_disconnect_response(){};
+  void on_ping_request(){};
+  void on_ping_response(){};
+  void on_device_info_request(){};
 
-  virtual void on_list_entities_request(){};
+  void on_list_entities_request(){};
 
-  virtual void on_subscribe_states_request(){};
+  void on_subscribe_states_request(){};
 
 #ifdef USE_COVER
-  virtual void on_cover_command_request(const CoverCommandRequest &value){};
+  void on_cover_command_request(const CoverCommandRequest &value){};
 #endif
 
 #ifdef USE_FAN
-  virtual void on_fan_command_request(const FanCommandRequest &value){};
+  void on_fan_command_request(const FanCommandRequest &value){};
 #endif
 
 #ifdef USE_LIGHT
-  virtual void on_light_command_request(const LightCommandRequest &value){};
+  void on_light_command_request(const LightCommandRequest &value){};
 #endif
 
 #ifdef USE_SWITCH
-  virtual void on_switch_command_request(const SwitchCommandRequest &value){};
+  void on_switch_command_request(const SwitchCommandRequest &value){};
 #endif
 
-  virtual void on_subscribe_logs_request(const SubscribeLogsRequest &value){};
+  void on_subscribe_logs_request(const SubscribeLogsRequest &value){};
 
 #ifdef USE_API_NOISE
-  virtual void on_noise_encryption_set_key_request(const NoiseEncryptionSetKeyRequest &value){};
+  void on_noise_encryption_set_key_request(const NoiseEncryptionSetKeyRequest &value){};
 #endif
 
 #ifdef USE_API_HOMEASSISTANT_SERVICES
-  virtual void on_subscribe_homeassistant_services_request(){};
+  void on_subscribe_homeassistant_services_request(){};
 #endif
 
 #ifdef USE_API_HOMEASSISTANT_ACTION_RESPONSES
-  virtual void on_homeassistant_action_response(const HomeassistantActionResponse &value){};
+  void on_homeassistant_action_response(const HomeassistantActionResponse &value){};
 #endif
 #ifdef USE_API_HOMEASSISTANT_STATES
-  virtual void on_subscribe_home_assistant_states_request(){};
+  void on_subscribe_home_assistant_states_request(){};
 #endif
 
 #ifdef USE_API_HOMEASSISTANT_STATES
-  virtual void on_home_assistant_state_response(const HomeAssistantStateResponse &value){};
+  void on_home_assistant_state_response(const HomeAssistantStateResponse &value){};
 #endif
 
-  virtual void on_get_time_response(const GetTimeResponse &value){};
+  void on_get_time_response(const GetTimeResponse &value){};
 
 #ifdef USE_API_USER_DEFINED_ACTIONS
-  virtual void on_execute_service_request(const ExecuteServiceRequest &value){};
+  void on_execute_service_request(const ExecuteServiceRequest &value){};
 #endif
 
 #ifdef USE_CAMERA
-  virtual void on_camera_image_request(const CameraImageRequest &value){};
+  void on_camera_image_request(const CameraImageRequest &value){};
 #endif
 
 #ifdef USE_CLIMATE
-  virtual void on_climate_command_request(const ClimateCommandRequest &value){};
+  void on_climate_command_request(const ClimateCommandRequest &value){};
 #endif
 
 #ifdef USE_WATER_HEATER
-  virtual void on_water_heater_command_request(const WaterHeaterCommandRequest &value){};
+  void on_water_heater_command_request(const WaterHeaterCommandRequest &value){};
 #endif
 
 #ifdef USE_NUMBER
-  virtual void on_number_command_request(const NumberCommandRequest &value){};
+  void on_number_command_request(const NumberCommandRequest &value){};
 #endif
 
 #ifdef USE_SELECT
-  virtual void on_select_command_request(const SelectCommandRequest &value){};
+  void on_select_command_request(const SelectCommandRequest &value){};
 #endif
 
 #ifdef USE_SIREN
-  virtual void on_siren_command_request(const SirenCommandRequest &value){};
+  void on_siren_command_request(const SirenCommandRequest &value){};
 #endif
 
 #ifdef USE_LOCK
-  virtual void on_lock_command_request(const LockCommandRequest &value){};
+  void on_lock_command_request(const LockCommandRequest &value){};
 #endif
 
 #ifdef USE_BUTTON
-  virtual void on_button_command_request(const ButtonCommandRequest &value){};
+  void on_button_command_request(const ButtonCommandRequest &value){};
 #endif
 
 #ifdef USE_MEDIA_PLAYER
-  virtual void on_media_player_command_request(const MediaPlayerCommandRequest &value){};
+  void on_media_player_command_request(const MediaPlayerCommandRequest &value){};
 #endif
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_subscribe_bluetooth_le_advertisements_request(
-      const SubscribeBluetoothLEAdvertisementsRequest &value){};
+  void on_subscribe_bluetooth_le_advertisements_request(const SubscribeBluetoothLEAdvertisementsRequest &value){};
 #endif
 
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_bluetooth_device_request(const BluetoothDeviceRequest &value){};
+  void on_bluetooth_device_request(const BluetoothDeviceRequest &value){};
 #endif
 
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_bluetooth_gatt_get_services_request(const BluetoothGATTGetServicesRequest &value){};
+  void on_bluetooth_gatt_get_services_request(const BluetoothGATTGetServicesRequest &value){};
 #endif
 
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_bluetooth_gatt_read_request(const BluetoothGATTReadRequest &value){};
+  void on_bluetooth_gatt_read_request(const BluetoothGATTReadRequest &value){};
 #endif
 
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_bluetooth_gatt_write_request(const BluetoothGATTWriteRequest &value){};
+  void on_bluetooth_gatt_write_request(const BluetoothGATTWriteRequest &value){};
 #endif
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_bluetooth_gatt_read_descriptor_request(const BluetoothGATTReadDescriptorRequest &value){};
+  void on_bluetooth_gatt_read_descriptor_request(const BluetoothGATTReadDescriptorRequest &value){};
 #endif
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_bluetooth_gatt_write_descriptor_request(const BluetoothGATTWriteDescriptorRequest &value){};
+  void on_bluetooth_gatt_write_descriptor_request(const BluetoothGATTWriteDescriptorRequest &value){};
 #endif
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_bluetooth_gatt_notify_request(const BluetoothGATTNotifyRequest &value){};
+  void on_bluetooth_gatt_notify_request(const BluetoothGATTNotifyRequest &value){};
 #endif
 
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_subscribe_bluetooth_connections_free_request(){};
+  void on_subscribe_bluetooth_connections_free_request(){};
 #endif
 
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_unsubscribe_bluetooth_le_advertisements_request(){};
+  void on_unsubscribe_bluetooth_le_advertisements_request(){};
 #endif
 
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_bluetooth_scanner_set_mode_request(const BluetoothScannerSetModeRequest &value){};
+  void on_bluetooth_scanner_set_mode_request(const BluetoothScannerSetModeRequest &value){};
 #endif
 #ifdef USE_VOICE_ASSISTANT
-  virtual void on_subscribe_voice_assistant_request(const SubscribeVoiceAssistantRequest &value){};
+  void on_subscribe_voice_assistant_request(const SubscribeVoiceAssistantRequest &value){};
 #endif
 
 #ifdef USE_VOICE_ASSISTANT
-  virtual void on_voice_assistant_response(const VoiceAssistantResponse &value){};
+  void on_voice_assistant_response(const VoiceAssistantResponse &value){};
 #endif
 #ifdef USE_VOICE_ASSISTANT
-  virtual void on_voice_assistant_event_response(const VoiceAssistantEventResponse &value){};
+  void on_voice_assistant_event_response(const VoiceAssistantEventResponse &value){};
 #endif
 #ifdef USE_VOICE_ASSISTANT
-  virtual void on_voice_assistant_audio(const VoiceAssistantAudio &value){};
+  void on_voice_assistant_audio(const VoiceAssistantAudio &value){};
 #endif
 #ifdef USE_VOICE_ASSISTANT
-  virtual void on_voice_assistant_timer_event_response(const VoiceAssistantTimerEventResponse &value){};
+  void on_voice_assistant_timer_event_response(const VoiceAssistantTimerEventResponse &value){};
 #endif
 #ifdef USE_VOICE_ASSISTANT
-  virtual void on_voice_assistant_announce_request(const VoiceAssistantAnnounceRequest &value){};
+  void on_voice_assistant_announce_request(const VoiceAssistantAnnounceRequest &value){};
 #endif
 
 #ifdef USE_VOICE_ASSISTANT
-  virtual void on_voice_assistant_configuration_request(const VoiceAssistantConfigurationRequest &value){};
+  void on_voice_assistant_configuration_request(const VoiceAssistantConfigurationRequest &value){};
 #endif
 
 #ifdef USE_VOICE_ASSISTANT
-  virtual void on_voice_assistant_set_configuration(const VoiceAssistantSetConfiguration &value){};
+  void on_voice_assistant_set_configuration(const VoiceAssistantSetConfiguration &value){};
 #endif
 
 #ifdef USE_ALARM_CONTROL_PANEL
-  virtual void on_alarm_control_panel_command_request(const AlarmControlPanelCommandRequest &value){};
+  void on_alarm_control_panel_command_request(const AlarmControlPanelCommandRequest &value){};
 #endif
 
 #ifdef USE_TEXT
-  virtual void on_text_command_request(const TextCommandRequest &value){};
+  void on_text_command_request(const TextCommandRequest &value){};
 #endif
 
 #ifdef USE_DATETIME_DATE
-  virtual void on_date_command_request(const DateCommandRequest &value){};
+  void on_date_command_request(const DateCommandRequest &value){};
 #endif
 
 #ifdef USE_DATETIME_TIME
-  virtual void on_time_command_request(const TimeCommandRequest &value){};
+  void on_time_command_request(const TimeCommandRequest &value){};
 #endif
 
 #ifdef USE_VALVE
-  virtual void on_valve_command_request(const ValveCommandRequest &value){};
+  void on_valve_command_request(const ValveCommandRequest &value){};
 #endif
 
 #ifdef USE_DATETIME_DATETIME
-  virtual void on_date_time_command_request(const DateTimeCommandRequest &value){};
+  void on_date_time_command_request(const DateTimeCommandRequest &value){};
 #endif
 
 #ifdef USE_UPDATE
-  virtual void on_update_command_request(const UpdateCommandRequest &value){};
+  void on_update_command_request(const UpdateCommandRequest &value){};
 #endif
 #ifdef USE_ZWAVE_PROXY
-  virtual void on_z_wave_proxy_frame(const ZWaveProxyFrame &value){};
+  void on_z_wave_proxy_frame(const ZWaveProxyFrame &value){};
 #endif
 #ifdef USE_ZWAVE_PROXY
-  virtual void on_z_wave_proxy_request(const ZWaveProxyRequest &value){};
+  void on_z_wave_proxy_request(const ZWaveProxyRequest &value){};
 #endif
 
 #ifdef USE_IR_RF
-  virtual void on_infrared_rf_transmit_raw_timings_request(const InfraredRFTransmitRawTimingsRequest &value){};
+  void on_infrared_rf_transmit_raw_timings_request(const InfraredRFTransmitRawTimingsRequest &value){};
 #endif
 
 #ifdef USE_SERIAL_PROXY
-  virtual void on_serial_proxy_configure_request(const SerialProxyConfigureRequest &value){};
+  void on_serial_proxy_configure_request(const SerialProxyConfigureRequest &value){};
 #endif
 
 #ifdef USE_SERIAL_PROXY
-  virtual void on_serial_proxy_write_request(const SerialProxyWriteRequest &value){};
+  void on_serial_proxy_write_request(const SerialProxyWriteRequest &value){};
 #endif
 #ifdef USE_SERIAL_PROXY
-  virtual void on_serial_proxy_set_modem_pins_request(const SerialProxySetModemPinsRequest &value){};
+  void on_serial_proxy_set_modem_pins_request(const SerialProxySetModemPinsRequest &value){};
 #endif
 #ifdef USE_SERIAL_PROXY
-  virtual void on_serial_proxy_get_modem_pins_request(const SerialProxyGetModemPinsRequest &value){};
+  void on_serial_proxy_get_modem_pins_request(const SerialProxyGetModemPinsRequest &value){};
 #endif
 
 #ifdef USE_SERIAL_PROXY
-  virtual void on_serial_proxy_request(const SerialProxyRequest &value){};
+  void on_serial_proxy_request(const SerialProxyRequest &value){};
 #endif
 
 #ifdef USE_BLUETOOTH_PROXY
-  virtual void on_bluetooth_set_connection_params_request(const BluetoothSetConnectionParamsRequest &value){};
+  void on_bluetooth_set_connection_params_request(const BluetoothSetConnectionParamsRequest &value){};
 #endif
-
- protected:
-  void read_message(uint32_t msg_size, uint32_t msg_type, const uint8_t *msg_data) override;
 };
 
 }  // namespace esphome::api

esphome/components/api/proto.h

@@ -152,8 +152,7 @@ class ProtoVarInt {
 #endif
 };
 
-// Forward declarations for decode_to_message and related encoding helpers
-class ProtoDecodableMessage;
+// Forward declarations for encoding helpers
 class ProtoMessage;
 class ProtoSize;
 
@@ -166,16 +165,9 @@ class ProtoLengthDelimited {
   const uint8_t *data() const { return this->value_; }
   size_t size() const { return this->length_; }
 
-  /**
-   * Decode the length-delimited data into an existing ProtoDecodableMessage instance.
-   *
-   * This method allows decoding without templates, enabling use in contexts
-   * where the message type is not known at compile time. The ProtoDecodableMessage's
-   * decode() method will be called with the raw data and length.
-   *
-   * @param msg The ProtoDecodableMessage instance to decode into
-   */
-  void decode_to_message(ProtoDecodableMessage &msg) const;
+  /// Decode the length-delimited data into a message instance.
+  /// Template preserves concrete type so decode() resolves statically.
+  template<typename T> void decode_to_message(T &msg) const;
 
  protected:
   const uint8_t *const value_;
@@ -236,6 +228,21 @@ class ProtoWriteBuffer {
    * Following https://protobuf.dev/programming-guides/encoding/#structure
    */
   void encode_field_raw(uint32_t field_id, uint32_t type) { this->encode_varint_raw((field_id << 3) | type); }
+  /// Write a precomputed tag byte + 32-bit value in one operation.
+  /// Tag must be a single-byte varint (< 128). No zero check.
+  inline void write_tag_and_fixed32(uint8_t tag, uint32_t value) ESPHOME_ALWAYS_INLINE {
+    this->debug_check_bounds_(5);
+    this->pos_[0] = tag;
+#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
+    std::memcpy(this->pos_ + 1, &value, 4);
+#else
+    this->pos_[1] = static_cast<uint8_t>(value & 0xFF);
+    this->pos_[2] = static_cast<uint8_t>((value >> 8) & 0xFF);
+    this->pos_[3] = static_cast<uint8_t>((value >> 16) & 0xFF);
+    this->pos_[4] = static_cast<uint8_t>((value >> 24) & 0xFF);
+#endif
+    this->pos_ += 5;
+  }
   void encode_string(uint32_t field_id, const char *string, size_t len, bool force = false) {
     if (len == 0 && !force)
       return;
@@ -276,8 +283,7 @@ class ProtoWriteBuffer {
     this->debug_check_bounds_(1);
     *this->pos_++ = value ? 0x01 : 0x00;
   }
-  // noinline: 51 call sites; inlining causes net code growth vs a single out-of-line copy
-  __attribute__((noinline)) void encode_fixed32(uint32_t field_id, uint32_t value, bool force = false) {
+  void encode_fixed32(uint32_t field_id, uint32_t value, bool force = false) {
     if (value == 0 && !force)
       return;
 
@@ -454,7 +460,7 @@ class ProtoMessage {
 // Base class for messages that support decoding
 class ProtoDecodableMessage : public ProtoMessage {
  public:
-  virtual void decode(const uint8_t *buffer, size_t length);
+  void decode(const uint8_t *buffer, size_t length);
 
   /**
    * Count occurrences of a repeated field in a protobuf buffer.
@@ -690,33 +696,14 @@ template<typename T> inline void ProtoWriteBuffer::encode_optional_sub_message(u
   this->encode_optional_sub_message(field_id, value.calculate_size(), &value, &proto_encode_msg<T>);
 }
 
-// Implementation of decode_to_message - must be after ProtoDecodableMessage is defined
-inline void ProtoLengthDelimited::decode_to_message(ProtoDecodableMessage &msg) const {
+// Template decode_to_message - preserves concrete type so decode() resolves statically
+template<typename T> void ProtoLengthDelimited::decode_to_message(T &msg) const {
   msg.decode(this->value_, this->length_);
 }
 
 template<typename T> const char *proto_enum_to_string(T value);
 
-class ProtoService {
- public:
- protected:
-  virtual bool is_authenticated() = 0;
-  virtual bool is_connection_setup() = 0;
-  virtual void on_fatal_error() = 0;
-  virtual void on_no_setup_connection() = 0;
-  virtual bool send_buffer(ProtoWriteBuffer buffer, uint8_t message_type) = 0;
-  virtual void read_message(uint32_t msg_size, uint32_t msg_type, const uint8_t *msg_data) = 0;
-
-  // Authentication helper methods
-  inline bool check_connection_setup_() {
-    if (!this->is_connection_setup()) {
-      this->on_no_setup_connection();
-      return false;
-    }
-    return true;
-  }
-
-  inline bool check_authenticated_() { return this->check_connection_setup_(); }
-};
+// ProtoService removed — its methods were inlined into APIConnection.
+// APIConnection is the concrete server-side implementation; the extra virtual layer was unnecessary.
 
 }  // namespace esphome::api

esphome/components/audio/__init__.py

@@ -214,4 +214,4 @@ async def to_code(config):
         cg.add_define("USE_AUDIO_MP3_SUPPORT")
     if data.opus_support:
         cg.add_define("USE_AUDIO_OPUS_SUPPORT")
-        add_idf_component(name="esphome/micro-opus", ref="0.3.5")
+        add_idf_component(name="esphome/micro-opus", ref="0.3.6")

esphome/components/ble_nus/ble_nus.cpp

@@ -103,17 +103,17 @@ size_t BLENUS::available() {
 #endif
 }
 
-uart::FlushResult BLENUS::flush() {
+uart::UARTFlushResult BLENUS::flush() {
   constexpr uint32_t timeout_500ms = 500;
   uint32_t start = millis();
   while (atomic_get(&this->tx_status_) != TX_DISABLED && !ring_buf_is_empty(&global_ble_tx_ring_buf)) {
     if (millis() - start > timeout_500ms) {
       ESP_LOGW(TAG, "Flush timeout");
-      return uart::FlushResult::TIMEOUT;
+      return uart::UARTFlushResult::UART_FLUSH_RESULT_TIMEOUT;
     }
     delay(1);
   }
-  return uart::FlushResult::SUCCESS;
+  return uart::UARTFlushResult::UART_FLUSH_RESULT_SUCCESS;
 }
 
 void BLENUS::connected(bt_conn *conn, uint8_t err) {

esphome/components/ble_nus/ble_nus.h

@@ -26,7 +26,7 @@ class BLENUS : public uart::UARTComponent, public Component {
   bool peek_byte(uint8_t *data) override;
   bool read_array(uint8_t *data, size_t len) override;
   size_t available() override;
-  uart::FlushResult flush() override;
+  uart::UARTFlushResult flush() override;
   void check_logger_conflict() override {}
   void set_expose_log(bool expose_log) { this->expose_log_ = expose_log; }
 #ifdef USE_LOGGER

esphome/components/combination/combination.cpp

@@ -4,8 +4,6 @@
 #include "esphome/core/hal.h"
 
 #include <cmath>
-#include <functional>
-#include <vector>
 
 namespace esphome {
 namespace combination {
@@ -20,12 +18,12 @@ void CombinationComponent::log_config_(const LogString *combo_type) {
 
 void CombinationNoParameterComponent::add_source(Sensor *sensor) { this->sensors_.emplace_back(sensor); }
 
-void CombinationOneParameterComponent::add_source(Sensor *sensor, std::function<float(float)> const &stddev) {
-  this->sensor_pairs_.emplace_back(sensor, stddev);
+void CombinationOneParameterComponent::add_source(Sensor *sensor, std::function<float(float)> const &compute) {
+  this->sensor_sources_.push_back({sensor, compute, this});
 }
 
-void CombinationOneParameterComponent::add_source(Sensor *sensor, float stddev) {
-  this->add_source(sensor, std::function<float(float)>{[stddev](float x) -> float { return stddev; }});
+void CombinationOneParameterComponent::add_source(Sensor *sensor, float value) {
+  this->add_source(sensor, std::function<float(float)>{[value](float x) -> float { return value; }});
 }
 
 void CombinationNoParameterComponent::log_source_sensors() {
@@ -37,9 +35,8 @@ void CombinationNoParameterComponent::log_source_sensors() {
 
 void CombinationOneParameterComponent::log_source_sensors() {
   ESP_LOGCONFIG(TAG, "  Source Sensors:");
-  for (const auto &sensor : this->sensor_pairs_) {
-    auto &entity = *sensor.first;
-    ESP_LOGCONFIG(TAG, "    - %s", entity.get_name().c_str());
+  for (const auto &source : this->sensor_sources_) {
+    ESP_LOGCONFIG(TAG, "    - %s", source.sensor->get_name().c_str());
   }
 }
 
@@ -62,9 +59,12 @@ void KalmanCombinationComponent::dump_config() {
 }
 
 void KalmanCombinationComponent::setup() {
-  for (const auto &sensor : this->sensor_pairs_) {
-    const auto stddev = sensor.second;
-    sensor.first->add_on_state_callback([this, stddev](float x) -> void { this->correct_(x, stddev(x)); });
+  for (auto &source : this->sensor_sources_) {
+    // [&source] is safe: source refers to a FixedVector element that never reallocates,
+    // so the reference remains valid for the component's lifetime.
+    source.sensor->add_on_state_callback([&source](float x) -> void {
+      static_cast<KalmanCombinationComponent *>(source.parent)->correct_(x, source.compute(x));
+    });
   }
 }
 
@@ -117,10 +117,10 @@ void KalmanCombinationComponent::correct_(float value, float stddev) {
 }
 
 void LinearCombinationComponent::setup() {
-  for (const auto &sensor : this->sensor_pairs_) {
+  for (auto &source : this->sensor_sources_) {
     // All sensor updates are deferred until the next loop. This avoids publishing the combined sensor's result
     // repeatedly in the same loop if multiple source senors update.
-    sensor.first->add_on_state_callback(
+    source.sensor->add_on_state_callback(
         [this](float value) -> void { this->defer("update", [this, value]() { this->handle_new_value(value); }); });
   }
 }
@@ -133,10 +133,10 @@ void LinearCombinationComponent::handle_new_value(float value) {
 
   float sum = 0.0;
 
-  for (const auto &sensor : this->sensor_pairs_) {
-    const float sensor_state = sensor.first->state;
+  for (const auto &source : this->sensor_sources_) {
+    const float sensor_state = source.sensor->state;
     if (std::isfinite(sensor_state)) {
-      sum += sensor_state * sensor.second(sensor_state);
+      sum += sensor_state * source.compute(sensor_state);
     }
   }
 

esphome/components/combination/combination.h

@@ -1,9 +1,10 @@
 #pragma once
 
 #include "esphome/core/component.h"
+#include "esphome/core/helpers.h"
 #include "esphome/components/sensor/sensor.h"
 
-#include <vector>
+#include <functional>
 
 namespace esphome {
 namespace combination {
@@ -41,14 +42,21 @@ class CombinationNoParameterComponent : public CombinationComponent {
 // Base class for opertions that require one parameter to compute the combination
 class CombinationOneParameterComponent : public CombinationComponent {
  public:
-  void add_source(Sensor *sensor, std::function<float(float)> const &stddev);
-  void add_source(Sensor *sensor, float stddev);
+  void set_source_count(size_t count) { this->sensor_sources_.init(count); }
+  void add_source(Sensor *sensor, std::function<float(float)> const &compute);
+  void add_source(Sensor *sensor, float value);
 
-  /// @brief Logs all source sensor's names in sensor_pairs_
+  /// @brief Logs all source sensors' names in sensor_sources_
   void log_source_sensors() override;
 
  protected:
-  std::vector<std::pair<Sensor *, std::function<float(float)>>> sensor_pairs_;
+  struct SensorSource {
+    sensor::Sensor *sensor;
+    std::function<float(float)> compute;
+    CombinationOneParameterComponent *parent;
+  };
+
+  FixedVector<SensorSource> sensor_sources_;
 };
 
 class KalmanCombinationComponent : public CombinationOneParameterComponent {

esphome/components/combination/sensor.py

@@ -180,6 +180,9 @@ async def to_code(config):
     if proces_std_dev := config.get(CONF_PROCESS_STD_DEV):
         cg.add(var.set_process_std_dev(proces_std_dev))
 
+    if config[CONF_TYPE] in (CONF_KALMAN, CONF_LINEAR):
+        cg.add(var.set_source_count(len(config[CONF_SOURCES])))
+
     for source_conf in config[CONF_SOURCES]:
         source = await cg.get_variable(source_conf[CONF_SOURCE])
         if config[CONF_TYPE] == CONF_KALMAN:

esphome/components/esp32/core.cpp

@@ -2,6 +2,7 @@
 
 #include "esphome/core/defines.h"
 #include "crash_handler.h"
+#include "esphome/core/application.h"
 #include "esphome/core/hal.h"
 #include "esphome/core/helpers.h"
 #include "preferences.h"
@@ -15,7 +16,6 @@
 #include <freertos/task.h>
 
 void setup();  // NOLINT(readability-redundant-declaration)
-void loop();   // NOLINT(readability-redundant-declaration)
 
 // Weak stub for initArduino - overridden when the Arduino component is present
 extern "C" __attribute__((weak)) void initArduino() {}
@@ -65,7 +65,7 @@ TaskHandle_t loop_task_handle = nullptr;  // NOLINT(cppcoreguidelines-avoid-non-
 void loop_task(void *pv_params) {
   setup();
   while (true) {
-    loop();
+    App.loop();
   }
 }
 

esphome/components/esp32/gpio_esp32.py

@@ -28,7 +28,11 @@ def esp32_validate_gpio_pin(value: int) -> int:
         raise cv.Invalid(f"Invalid pin number: {value} (must be 0-39)")
     if value in _ESP_SDIO_PINS:
         raise cv.Invalid(
-            f"This pin cannot be used on ESP32s and is already used by the flash interface (function: {_ESP_SDIO_PINS[value]})"
+            f"This pin cannot be used on ESP32s and is already used by the flash interface"
+            f" (function: {_ESP_SDIO_PINS[value]})."
+            f" If you are using an ESP32 module that uses a different flash pin"
+            f" configuration (e.g. ESP32-PICO-V3-02), you can set"
+            f" 'ignore_pin_validation_error: true' to bypass this check."
         )
     if 9 <= value <= 10:
         _LOGGER.warning(

esphome/components/esp32/helpers.cpp

@@ -9,11 +9,14 @@
 
 #include <freertos/FreeRTOS.h>
 #include <freertos/portmacro.h>
+#include "esphome/core/log.h"
 #include "esp_random.h"
 #include "esp_system.h"
 
 namespace esphome {
 
+static const char *const TAG = "esp32";
+
 bool random_bytes(uint8_t *data, size_t len) {
   esp_fill_random(data, len);
   return true;
@@ -63,22 +66,43 @@ LwIPLock::~LwIPLock() {
 #endif
 }
 
+/// Read MAC and validate both the return code and content.
+static bool read_valid_mac(uint8_t *mac, esp_err_t err) { return err == ESP_OK && mac_address_is_valid(mac); }
+
+static constexpr size_t MAC_ADDRESS_SIZE_BITS = MAC_ADDRESS_SIZE * 8;  // 48 bits
+
 void get_mac_address_raw(uint8_t *mac) {  // NOLINT(readability-non-const-parameter)
 #if defined(CONFIG_SOC_IEEE802154_SUPPORTED)
   // When CONFIG_SOC_IEEE802154_SUPPORTED is defined, esp_efuse_mac_get_default
   // returns the 802.15.4 EUI-64 address, so we read directly from eFuse instead.
-  if (has_custom_mac_address()) {
-    esp_efuse_read_field_blob(ESP_EFUSE_MAC_CUSTOM, mac, 48);
-  } else {
-    esp_efuse_read_field_blob(ESP_EFUSE_MAC_FACTORY, mac, 48);
+  // Both paths already read raw eFuse bytes, so there is no CRC-bypass fallback
+  // (unlike the non-IEEE802154 path where esp_efuse_mac_get_default does CRC checks).
+  if (has_custom_mac_address() &&
+      read_valid_mac(mac, esp_efuse_read_field_blob(ESP_EFUSE_MAC_CUSTOM, mac, MAC_ADDRESS_SIZE_BITS))) {
+    return;
+  }
+  if (read_valid_mac(mac, esp_efuse_read_field_blob(ESP_EFUSE_MAC_FACTORY, mac, MAC_ADDRESS_SIZE_BITS))) {
+    return;
   }
 #else
-  if (has_custom_mac_address()) {
-    esp_efuse_mac_get_custom(mac);
-  } else {
-    esp_efuse_mac_get_default(mac);
+  if (has_custom_mac_address() && read_valid_mac(mac, esp_efuse_mac_get_custom(mac))) {
+    return;
+  }
+  if (read_valid_mac(mac, esp_efuse_mac_get_default(mac))) {
+    return;
+  }
+  // Default MAC read failed (e.g., eFuse CRC error) - try reading raw eFuse bytes
+  // directly, bypassing CRC validation. A MAC that passes mac_address_is_valid()
+  // (non-zero, non-broadcast, unicast) is almost certainly the real factory MAC
+  // with a corrupted CRC byte, which is far better than returning garbage or zeros.
+  if (read_valid_mac(mac, esp_efuse_read_field_blob(ESP_EFUSE_MAC_FACTORY, mac, MAC_ADDRESS_SIZE_BITS))) {
+    ESP_LOGW(TAG, "eFuse MAC CRC failed but raw bytes appear valid - using raw eFuse MAC");
+    return;
   }
 #endif
+  // All methods failed - zero the MAC rather than returning garbage
+  ESP_LOGE(TAG, "Failed to read a valid MAC address from eFuse");
+  memset(mac, 0, MAC_ADDRESS_SIZE);
 }
 
 void set_mac_address(uint8_t *mac) { esp_base_mac_addr_set(mac); }
@@ -88,9 +112,11 @@ bool has_custom_mac_address() {
   uint8_t mac[6];
   // do not use 'esp_efuse_mac_get_custom(mac)' because it drops an error in the logs whenever it fails
 #ifndef USE_ESP32_VARIANT_ESP32
-  return (esp_efuse_read_field_blob(ESP_EFUSE_USER_DATA_MAC_CUSTOM, mac, 48) == ESP_OK) && mac_address_is_valid(mac);
+  return (esp_efuse_read_field_blob(ESP_EFUSE_USER_DATA_MAC_CUSTOM, mac, MAC_ADDRESS_SIZE_BITS) == ESP_OK) &&
+         mac_address_is_valid(mac);
 #else
-  return (esp_efuse_read_field_blob(ESP_EFUSE_MAC_CUSTOM, mac, 48) == ESP_OK) && mac_address_is_valid(mac);
+  return (esp_efuse_read_field_blob(ESP_EFUSE_MAC_CUSTOM, mac, MAC_ADDRESS_SIZE_BITS) == ESP_OK) &&
+         mac_address_is_valid(mac);
 #endif
 #else
   return false;

esphome/components/esp32/iram_fix.py.script

@@ -4,12 +4,40 @@ import re
 # pylint: disable=E0602
 Import("env")  # noqa
 
-# IRAM size for testing mode (2MB - large enough to accommodate grouped tests)
-TESTING_IRAM_SIZE = 0x200000
+# Memory sizes for testing mode (large enough to accommodate grouped tests)
+TESTING_IRAM_SIZE = 0x200000  # 2MB
+TESTING_DRAM_SIZE = 0x200000  # 2MB
+
+
+def patch_segment(content, segment_name, new_size):
+    """Patch a memory segment's length in linker script content.
+
+    Handles both single-line and multi-line segment definitions, e.g.:
+      iram0_0_seg (RX) : org = 0x40080000, len = 0x20000 + 0x0
+    or split across lines:
+      dram0_0_seg (RW) : org = 0x3FFB0000 + 0xdb5c,
+                                       len = 0x2c200 - 0xdb5c
+
+    Args:
+        content: Full linker script content as string
+        segment_name: Name of the segment (e.g., 'iram0_0_seg')
+        new_size: New size as integer
+
+    Returns:
+        Tuple of (new_content, was_patched)
+    """
+    # Match segment name through to "len = <value>" allowing newlines between org and len
+    pattern = rf'({re.escape(segment_name)}\s*\([^)]*\)\s*:\s*org\s*=\s*.+?,\s*len\s*=\s*)(\S+[^\n]*)'
+    if match := re.search(pattern, content, re.DOTALL):
+        replacement = f"{match.group(1)}{new_size:#x}"
+        new_content = content[:match.start()] + replacement + content[match.end():]
+        if new_content != content:
+            return new_content, True
+    return content, False
 
 
 def patch_idf_linker_script(source, target, env):
-    """Patch ESP-IDF linker script to increase IRAM size for testing mode."""
+    """Patch ESP-IDF linker script to increase IRAM and DRAM size for testing mode."""
     # Check if we're in testing mode by looking for the define
     build_flags = env.get("BUILD_FLAGS", [])
     testing_mode = any("-DESPHOME_TESTING_MODE" in flag for flag in build_flags)
@@ -34,36 +62,22 @@ def patch_idf_linker_script(source, target, env):
         print(f"ESPHome: Error reading linker script: {e}")
         return
 
-    # Check if this file contains iram0_0_seg
-    if 'iram0_0_seg' not in content:
-        print(f"ESPHome: Warning - iram0_0_seg not found in {memory_ld}")
-        return
+    patches = []
 
-    # Look for iram0_0_seg definition and increase its length
-    # ESP-IDF format can be:
-    #   iram0_0_seg (RX) : org = 0x40080000, len = 0x20000 + 0x0
-    # or more complex with nested parentheses:
-    #   iram0_0_seg (RX) : org = (0x40370000 + 0x4000), len = (((0x403CB700 - (0x40378000 - 0x3FC88000)) - 0x3FC88000) + 0x8000 - 0x4000)
-    # We want to change len to TESTING_IRAM_SIZE for testing
+    content, patched = patch_segment(content, 'iram0_0_seg', TESTING_IRAM_SIZE)
+    if patched:
+        patches.append(f"IRAM={TESTING_IRAM_SIZE:#x}")
 
-    # Use a more robust approach: find the line and manually parse it
-    lines = content.split('\n')
-    for i, line in enumerate(lines):
-        if 'iram0_0_seg' in line and 'len' in line:
-            # Find the position of "len = " and replace everything after it until the end of the statement
-            match = re.search(r'(iram0_0_seg\s*\([^)]*\)\s*:\s*org\s*=\s*(?:\([^)]+\)|0x[0-9a-fA-F]+)\s*,\s*len\s*=\s*)(.+?)(\s*)$', line)
-            if match:
-                lines[i] = f"{match.group(1)}{TESTING_IRAM_SIZE:#x}{match.group(3)}"
-                break
+    content, patched = patch_segment(content, 'dram0_0_seg', TESTING_DRAM_SIZE)
+    if patched:
+        patches.append(f"DRAM={TESTING_DRAM_SIZE:#x}")
 
-    updated = '\n'.join(lines)
-
-    if updated != content:
+    if patches:
         with open(memory_ld, "w") as f:
-            f.write(updated)
-        print(f"ESPHome: Patched IRAM size to {TESTING_IRAM_SIZE:#x} in {memory_ld} for testing mode")
+            f.write(content)
+        print(f"ESPHome: Patched {', '.join(patches)} in {memory_ld} for testing mode")
     else:
-        print(f"ESPHome: Warning - could not patch iram0_0_seg in {memory_ld}")
+        print(f"ESPHome: Warning - could not patch memory segments in {memory_ld}")
 
 
 # Hook into the build process before linking

esphome/components/ethernet/ethernet_component.cpp

@@ -18,12 +18,6 @@ void EthernetComponent::set_type(EthernetType type) { this->type_ = type; }
 void EthernetComponent::set_manual_ip(const ManualIP &manual_ip) { this->manual_ip_ = manual_ip; }
 #endif
 
-// set_use_address() is guaranteed to be called during component setup by Python code generation,
-// so use_address_ will always be valid when get_use_address() is called - no fallback needed.
-const char *EthernetComponent::get_use_address() const { return this->use_address_; }
-
-void EthernetComponent::set_use_address(const char *use_address) { this->use_address_ = use_address; }
-
 #ifdef USE_ETHERNET_IP_STATE_LISTENERS
 void EthernetComponent::notify_ip_state_listeners_() {
   auto ips = this->get_ip_addresses();

esphome/components/ethernet/ethernet_component.h

@@ -103,8 +103,8 @@ class EthernetComponent final : public Component {
 
   network::IPAddresses get_ip_addresses();
   network::IPAddress get_dns_address(uint8_t num);
-  const char *get_use_address() const;
-  void set_use_address(const char *use_address);
+  const char *get_use_address() const { return this->use_address_; }
+  void set_use_address(const char *use_address) { this->use_address_ = use_address; }
   void get_eth_mac_address_raw(uint8_t *mac);
   // Remove before 2026.9.0
   ESPDEPRECATED("Use get_eth_mac_address_pretty_into_buffer() instead. Removed in 2026.9.0", "2026.3.0")

esphome/components/gpio/switch/__init__.py

@@ -32,6 +32,7 @@ async def to_code(config):
     cg.add(var.set_pin(pin))
 
     if CONF_INTERLOCK in config:
+        cg.add_define("USE_GPIO_SWITCH_INTERLOCK")
         interlock = []
         for it in config[CONF_INTERLOCK]:
             lock = await cg.get_variable(it)

esphome/components/gpio/switch/gpio_switch.cpp

@@ -5,7 +5,9 @@ namespace esphome {
 namespace gpio {
 
 static const char *const TAG = "switch.gpio";
+#ifdef USE_GPIO_SWITCH_INTERLOCK
 static constexpr uint32_t INTERLOCK_TIMEOUT_ID = 0;
+#endif
 
 float GPIOSwitch::get_setup_priority() const { return setup_priority::HARDWARE; }
 void GPIOSwitch::setup() {
@@ -28,6 +30,7 @@ void GPIOSwitch::setup() {
 void GPIOSwitch::dump_config() {
   LOG_SWITCH("", "GPIO Switch", this);
   LOG_PIN("  Pin: ", this->pin_);
+#ifdef USE_GPIO_SWITCH_INTERLOCK
   if (!this->interlock_.empty()) {
     ESP_LOGCONFIG(TAG, "  Interlocks:");
     for (auto *lock : this->interlock_) {
@@ -36,8 +39,10 @@ void GPIOSwitch::dump_config() {
       ESP_LOGCONFIG(TAG, "    %s", lock->get_name().c_str());
     }
   }
+#endif
 }
 void GPIOSwitch::write_state(bool state) {
+#ifdef USE_GPIO_SWITCH_INTERLOCK
   if (state != this->inverted_) {
     // Turning ON, check interlocking
 
@@ -64,11 +69,15 @@ void GPIOSwitch::write_state(bool state) {
     // re-activations
     this->cancel_timeout(INTERLOCK_TIMEOUT_ID);
   }
+#endif
 
   this->pin_->digital_write(state);
   this->publish_state(state);
 }
+
+#ifdef USE_GPIO_SWITCH_INTERLOCK
 void GPIOSwitch::set_interlock(const std::initializer_list<Switch *> &interlock) { this->interlock_ = interlock; }
+#endif
 
 }  // namespace gpio
 }  // namespace esphome

esphome/components/gpio/switch/gpio_switch.h

@@ -18,15 +18,19 @@ class GPIOSwitch final : public switch_::Switch, public Component {
 
   void setup() override;
   void dump_config() override;
+#ifdef USE_GPIO_SWITCH_INTERLOCK
   void set_interlock(const std::initializer_list<Switch *> &interlock);
   void set_interlock_wait_time(uint32_t interlock_wait_time) { interlock_wait_time_ = interlock_wait_time; }
+#endif
 
  protected:
   void write_state(bool state) override;
 
   GPIOPin *pin_;
+#ifdef USE_GPIO_SWITCH_INTERLOCK
   FixedVector<Switch *> interlock_;
   uint32_t interlock_wait_time_{0};
+#endif
 };
 
 }  // namespace gpio

esphome/components/light/__init__.py

@@ -81,18 +81,32 @@ def _get_data() -> LightData:
     return CORE.data[DOMAIN]
 
 
+def generate_gamma_table(gamma_correct: float) -> list[HexInt]:
+    """Generate a 256-entry uint16 gamma lookup table.
+
+    For gamma > 0, non-zero indices are clamped to a minimum of 1 to preserve
+    the invariant that non-zero input always produces non-zero output. Without
+    this, small brightness values (e.g. 1%) get quantized to exactly 0.0,
+    which breaks zero_means_zero logic in FloatOutput.
+    """
+    if gamma_correct > 0:
+        return [
+            HexInt(
+                max(1, min(65535, int(round((i / 255.0) ** gamma_correct * 65535))))
+                if i > 0
+                else HexInt(0)
+            )
+            for i in range(256)
+        ]
+    return [HexInt(int(round(i / 255.0 * 65535))) for i in range(256)]
+
+
 def _get_or_create_gamma_table(gamma_correct):
     data = _get_data()
     if gamma_correct in data.gamma_tables:
         return data.gamma_tables[gamma_correct]
 
-    if gamma_correct > 0:
-        forward = [
-            HexInt(min(65535, int(round((i / 255.0) ** gamma_correct * 65535))))
-            for i in range(256)
-        ]
-    else:
-        forward = [HexInt(int(round(i / 255.0 * 65535))) for i in range(256)]
+    forward = generate_gamma_table(gamma_correct)
 
     gamma_str = f"{gamma_correct}".replace(".", "_")
     fwd_id = ID(f"gamma_{gamma_str}_fwd", is_declaration=True, type=cg.uint16)

esphome/components/light/light_color_values.h

@@ -154,6 +154,16 @@ class LightColorValues {
   }
 
   /// Convert these light color values to an CWWW representation with the given parameters.
+  ///
+  /// Note on gamma and constant_brightness: This method operates on the raw/internal channel
+  /// values stored in this object. For cold_white_ and warm_white_ specifically, these
+  /// may already be gamma-uncorrected when derived from a color_temperature value.
+  /// For constant_brightness=false, additional gamma for the output can be applied after
+  /// this method since gamma commutes with simple multiplication. For constant_brightness=true,
+  /// the caller (LightState::current_values_as_cwww) must apply gamma to the individual
+  /// channel values BEFORE the balancing formula, because the nonlinear max/sum ratio does
+  /// not commute with gamma. See LightState::current_values_as_cwww() for the correct
+  /// implementation.
   void as_cwww(float *cold_white, float *warm_white, bool constant_brightness = false) const {
     if (this->color_mode_ & ColorCapability::COLD_WARM_WHITE) {
       const float cw_level = this->cold_white_;

esphome/components/light/light_state.cpp

@@ -223,12 +223,11 @@ void LightState::current_values_as_rgbw(float *red, float *green, float *blue, f
 }
 void LightState::current_values_as_rgbww(float *red, float *green, float *blue, float *cold_white, float *warm_white,
                                          bool constant_brightness) {
-  this->current_values.as_rgbww(red, green, blue, cold_white, warm_white, constant_brightness);
+  this->current_values.as_rgb(red, green, blue);
   *red = this->gamma_correct_lut(*red);
   *green = this->gamma_correct_lut(*green);
   *blue = this->gamma_correct_lut(*blue);
-  *cold_white = this->gamma_correct_lut(*cold_white);
-  *warm_white = this->gamma_correct_lut(*warm_white);
+  this->current_values_as_cwww(cold_white, warm_white, constant_brightness);
 }
 void LightState::current_values_as_rgbct(float *red, float *green, float *blue, float *color_temperature,
                                          float *white_brightness) {
@@ -241,9 +240,45 @@ void LightState::current_values_as_rgbct(float *red, float *green, float *blue,
   *white_brightness = this->gamma_correct_lut(*white_brightness);
 }
 void LightState::current_values_as_cwww(float *cold_white, float *warm_white, bool constant_brightness) {
-  this->current_values.as_cwww(cold_white, warm_white, constant_brightness);
-  *cold_white = this->gamma_correct_lut(*cold_white);
-  *warm_white = this->gamma_correct_lut(*warm_white);
+  if (!constant_brightness) {
+    // Without constant_brightness, gamma commutes with simple multiplication:
+    //   gamma(white_level * cw) = gamma(white_level) * gamma(cw)
+    // (since gamma(a*b) = (a*b)^g = a^g * b^g = gamma(a) * gamma(b))
+    // so applying gamma after is mathematically equivalent and simpler.
+    this->current_values.as_cwww(cold_white, warm_white, false);
+    *cold_white = this->gamma_correct_lut(*cold_white);
+    *warm_white = this->gamma_correct_lut(*warm_white);
+    return;
+  }
+
+  // For constant_brightness mode, gamma MUST be applied to the individual
+  // channel values BEFORE the balancing formula (max/sum ratio), not after.
+  //
+  // Why: The cold_white_ and warm_white_ values stored in LightColorValues
+  // are gamma-uncorrected (see transform_parameters_() which applies
+  // gamma_uncorrect to the linear CW/WW fractions derived from color
+  // temperature). Applying gamma_correct here recovers the original linear
+  // fractions, which the constant_brightness formula then uses to distribute
+  // power evenly. The max/sum formula ensures cold+warm PWM output sums to
+  // a constant, keeping total power (and perceived brightness) the same
+  // across all color temperatures.
+  //
+  // Applying gamma AFTER the formula would be incorrect because gamma is
+  // nonlinear: gamma(a/b) != gamma(a)/gamma(b), so the carefully balanced
+  // ratio would be distorted, causing a severe brightness dip at mid-range
+  // color temperatures.
+  const auto &v = this->current_values;
+  if (!(v.get_color_mode() & ColorCapability::COLD_WARM_WHITE)) {
+    *cold_white = *warm_white = 0;
+    return;
+  }
+
+  const float cw_level = this->gamma_correct_lut(v.get_cold_white());
+  const float ww_level = this->gamma_correct_lut(v.get_warm_white());
+  const float white_level = this->gamma_correct_lut(v.get_state() * v.get_brightness());
+  const float sum = cw_level > 0 || ww_level > 0 ? cw_level + ww_level : 1;  // Don't divide by zero.
+  *cold_white = white_level * std::max(cw_level, ww_level) * cw_level / sum;
+  *warm_white = white_level * std::max(cw_level, ww_level) * ww_level / sum;
 }
 void LightState::current_values_as_ct(float *color_temperature, float *white_brightness) {
   auto traits = this->get_traits();

esphome/components/logger/__init__.py

@@ -331,11 +331,27 @@ async def to_code(config: ConfigType) -> None:
     CORE.data.setdefault(CONF_LOGGER, {})[CONF_LEVEL] = level
     tx_buffer_size = config[CONF_TX_BUFFER_SIZE]
     cg.add_define("ESPHOME_LOGGER_TX_BUFFER_SIZE", tx_buffer_size)
-    log = cg.new_Pvariable(
-        config[CONF_ID],
-        baud_rate,
-    )
-    if CORE.is_esp32:
+    # Determine task log buffer size and define USE_ESPHOME_TASK_LOG_BUFFER early
+    # so the constructor can allocate the buffer immediately, preventing a race
+    # where another task logs before the buffer is initialized.
+    task_log_buffer_size = 0
+    if CORE.is_esp32 or CORE.is_libretiny or CORE.is_nrf52:
+        task_log_buffer_size = config[CONF_TASK_LOG_BUFFER_SIZE]
+    elif CORE.is_host:
+        task_log_buffer_size = 64  # Fixed 64 slots for host
+    if task_log_buffer_size > 0:
+        cg.add_define("USE_ESPHOME_TASK_LOG_BUFFER")
+        log = cg.new_Pvariable(
+            config[CONF_ID],
+            baud_rate,
+            task_log_buffer_size,
+        )
+    else:
+        log = cg.new_Pvariable(
+            config[CONF_ID],
+            baud_rate,
+        )
+    if CORE.is_esp32 or CORE.is_host:
         cg.add(log.create_pthread_key())
     # set_uart_selection() must be called before pre_setup() because
     # pre_setup() switches on uart_ to decide which hardware to initialize
@@ -364,17 +380,10 @@ async def _late_logger_init(config: ConfigType) -> None:
     log = await cg.get_variable(config[CONF_ID])
     level = config[CONF_LEVEL]
     baud_rate: int = config[CONF_BAUD_RATE]
-    if CORE.is_esp32 or CORE.is_libretiny or CORE.is_nrf52:
-        task_log_buffer_size = config[CONF_TASK_LOG_BUFFER_SIZE]
+    if CORE.using_zephyr:
+        task_log_buffer_size = config.get(CONF_TASK_LOG_BUFFER_SIZE, 0)
         if task_log_buffer_size > 0:
-            cg.add_define("USE_ESPHOME_TASK_LOG_BUFFER")
-            cg.add(log.init_log_buffer(task_log_buffer_size))
-            if CORE.using_zephyr:
-                zephyr_add_prj_conf("MPSC_PBUF", True)
-    elif CORE.is_host:
-        cg.add(log.create_pthread_key())
-        cg.add_define("USE_ESPHOME_TASK_LOG_BUFFER")
-        cg.add(log.init_log_buffer(64))  # Fixed 64 slots for host
+            zephyr_add_prj_conf("MPSC_PBUF", True)
 
     # Enable runtime tag levels if logs are configured or explicitly enabled
     logs_config = config[CONF_LOGS]
@@ -605,6 +614,7 @@ FILTER_SOURCE_FILES = filter_source_files_from_platform(
             PlatformFramework.RTL87XX_ARDUINO,
             PlatformFramework.LN882X_ARDUINO,
         },
+        "task_log_buffer_zephyr.cpp": {PlatformFramework.NRF52_ZEPHYR},
     }
 )
 

esphome/components/logger/log_buffer.h

@@ -1,5 +1,6 @@
 #pragma once
 
+#include "esphome/core/hal.h"
 #include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
 
@@ -8,8 +9,8 @@ namespace esphome::logger {
 // 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;
 
-// ANSI color code last digit (30-38 range, store only last digit to save RAM)
-static constexpr char LOG_LEVEL_COLOR_DIGIT[] = {
+// ANSI color code last digit (30-38 range, store only last digit to save RAM on ESP8266)
+static const char LOG_LEVEL_COLOR_DIGIT[] PROGMEM = {
     '\0',  // NONE
     '1',   // ERROR (31 = red)
     '3',   // WARNING (33 = yellow)
@@ -20,7 +21,7 @@ static constexpr char LOG_LEVEL_COLOR_DIGIT[] = {
     '8',   // VERY_VERBOSE (38 = white)
 };
 
-static constexpr char LOG_LEVEL_LETTER_CHARS[] = {
+static const char LOG_LEVEL_LETTER_CHARS[] PROGMEM = {
     '\0',  // NONE
     'E',   // ERROR
     'W',   // WARNING
@@ -64,7 +65,7 @@ struct LogBuffer {
         *p++ = 'V';  // VERY_VERBOSE = "VV"
         *p++ = 'V';
       } else {
-        *p++ = LOG_LEVEL_LETTER_CHARS[level];
+        *p++ = static_cast<char>(progmem_read_byte(reinterpret_cast<const uint8_t *>(&LOG_LEVEL_LETTER_CHARS[level])));
       }
     }
     *p++ = ']';
@@ -184,7 +185,7 @@ struct LogBuffer {
     *p++ = (level == 1) ? '1' : '0';  // Only ERROR is bold
     *p++ = ';';
     *p++ = '3';
-    *p++ = LOG_LEVEL_COLOR_DIGIT[level];
+    *p++ = static_cast<char>(progmem_read_byte(reinterpret_cast<const uint8_t *>(&LOG_LEVEL_COLOR_DIGIT[level])));
     *p++ = 'm';
   }
   // Copy string without null terminator, updates pointer in place

esphome/components/logger/logger.cpp

@@ -152,29 +152,25 @@ inline uint8_t Logger::level_for(const char *tag) {
   return this->current_level_;
 }
 
+#ifdef USE_ESPHOME_TASK_LOG_BUFFER
+Logger::Logger(uint32_t baud_rate, size_t task_log_buffer_size) : baud_rate_(baud_rate) {
+#else
 Logger::Logger(uint32_t baud_rate) : baud_rate_(baud_rate) {
+#endif
 #if defined(USE_ESP32) || defined(USE_LIBRETINY)
   this->main_task_ = xTaskGetCurrentTaskHandle();
 #elif defined(USE_ZEPHYR)
   this->main_task_ = k_current_get();
 #elif defined(USE_HOST)
-  this->main_thread_ = pthread_self();
+this->main_thread_ = pthread_self();
 #endif
-}
 #ifdef USE_ESPHOME_TASK_LOG_BUFFER
-void Logger::init_log_buffer(size_t total_buffer_size) {
-  // Host uses slot count instead of byte size
   // NOLINTNEXTLINE(cppcoreguidelines-owning-memory) - allocated once, never freed
-  this->log_buffer_ = new logger::TaskLogBuffer(total_buffer_size);
-
-#if !(defined(USE_ZEPHYR) && defined(USE_LOGGER_UART_SELECTION_USB_CDC))
-  // Start with loop disabled when using task buffer
-  // The loop will be enabled automatically when messages arrive
-  // Zephyr with USB CDC needs loop active to poll port readiness via cdc_loop_()
-  this->disable_loop_when_buffer_empty_();
+  this->log_buffer_ = new logger::TaskLogBuffer(task_log_buffer_size);
+  // Note: we don't disable loop here because the component isn't registered with App yet.
+  // The loop self-disables on its first iteration when it finds no messages to process.
 #endif
 }
-#endif
 
 #if defined(USE_ESPHOME_TASK_LOG_BUFFER) || (defined(USE_ZEPHYR) && defined(USE_LOGGER_UART_SELECTION_USB_CDC))
 void Logger::loop() {

esphome/components/logger/logger.h

@@ -143,9 +143,10 @@ enum UARTSelection : uint8_t {
  */
 class Logger final : public Component {
  public:
-  explicit Logger(uint32_t baud_rate);
 #ifdef USE_ESPHOME_TASK_LOG_BUFFER
-  void init_log_buffer(size_t total_buffer_size);
+  explicit Logger(uint32_t baud_rate, size_t task_log_buffer_size);
+#else
+  explicit Logger(uint32_t baud_rate);
 #endif
 #if defined(USE_ESPHOME_TASK_LOG_BUFFER) || (defined(USE_ZEPHYR) && defined(USE_LOGGER_UART_SELECTION_USB_CDC))
   void loop() override;

esphome/components/lvgl/__init__.py

@@ -226,6 +226,9 @@ async def to_code(configs):
     config_0 = configs[0]
     # Global configuration
     if CORE.is_esp32:
+        # Skip compiling lvgl examples
+        add_idf_sdkconfig_option("CONFIG_LV_BUILD_EXAMPLES", False)
+        add_idf_sdkconfig_option("CONFIG_LV_BUILD_DEMOS", False)
         if get_esp32_variant() == VARIANT_ESP32P4:
             add_idf_sdkconfig_option("CONFIG_LV_DRAW_BUF_ALIGN", 64)
             # disable use of PPA for fills until upstream bugs fixed
@@ -406,7 +409,10 @@ async def to_code(configs):
     lv_conf_h_file = CORE.relative_src_path(LV_CONF_FILENAME)
     write_file_if_changed(lv_conf_h_file, generate_lv_conf_h())
     cg.add_build_flag("-DLV_CONF_H=1")
-    cg.add_build_flag(f'-DLV_CONF_PATH=\\"{LV_CONF_FILENAME}\\"')
+    # handle windows paths in a way that doesn't break the generated C++
+    lv_conf_h_path = Path(lv_conf_h_file).as_posix()
+    cg.add_build_flag(f'-DLV_CONF_PATH=\\"{lv_conf_h_path}\\"')
+    cg.add_build_flag("-DLV_KCONFIG_IGNORE")
 
     for prop in df.get_remapped_uses():
         df.LOGGER.warning(

esphome/components/lvgl/defines.py

@@ -280,7 +280,7 @@ SWIPE_TRIGGERS = tuple(
 
 
 LV_ANIM = LvConstant(
-    "LV_SCR_LOAD_ANIM_",
+    "LV_SCREEN_LOAD_ANIM_",
     "NONE",
     "OVER_LEFT",
     "OVER_RIGHT",

esphome/components/lvgl/lvgl_esphome.cpp

@@ -176,7 +176,11 @@ void LvglComponent::show_page(size_t index, lv_scr_load_anim_t anim, uint32_t ti
   if (index >= this->pages_.size())
     return;
   this->current_page_ = index;
-  lv_scr_load_anim(this->pages_[this->current_page_]->obj, anim, time, 0, false);
+  if (anim == LV_SCREEN_LOAD_ANIM_NONE) {
+    lv_scr_load(this->pages_[this->current_page_]->obj);
+  } else {
+    lv_scr_load_anim(this->pages_[this->current_page_]->obj, anim, time, 0, false);
+  }
 }
 
 void LvglComponent::show_next_page(lv_scr_load_anim_t anim, uint32_t time) {
@@ -262,8 +266,8 @@ void LvglComponent::flush_cb_(lv_display_t *disp_drv, const lv_area_t *area, uin
   if (!this->is_paused()) {
     auto now = millis();
     this->draw_buffer_(area, reinterpret_cast<lv_color_data *>(color_p));
-    ESP_LOGV(TAG, "flush_cb, area=%d/%d, %d/%d took %dms", area->x1, area->y1, lv_area_get_width(area),
-             lv_area_get_height(area), (int) (millis() - now));
+    ESP_LOGV(TAG, "flush_cb, area=%d/%d, %d/%d took %dms", (int) area->x1, (int) area->y1,
+             (int) lv_area_get_width(area), (int) lv_area_get_height(area), (int) (millis() - now));
   }
   lv_display_flush_ready(disp_drv);
 }
@@ -619,7 +623,7 @@ void LvglComponent::setup() {
   // Rotation will be handled by our drawing function, so reset the display rotation.
   for (auto *disp : this->displays_)
     disp->set_rotation(display::DISPLAY_ROTATION_0_DEGREES);
-  this->show_page(0, LV_SCR_LOAD_ANIM_NONE, 0);
+  this->show_page(0, LV_SCREEN_LOAD_ANIM_NONE, 0);
   lv_display_trigger_activity(this->disp_);
 }
 
@@ -667,9 +671,10 @@ void LvglComponent::static_flush_cb(lv_display_t *disp_drv, const lv_area_t *are
  * @param e The event data
  * @param color_start The color to apply to the first tick
  * @param color_end  The color to apply to the last tick
+ * @param width
  */
 void lv_scale_draw_event_cb(lv_event_t *e, uint16_t range_start, uint16_t range_end, lv_color_t color_start,
-                            lv_color_t color_end, bool local) {
+                            lv_color_t color_end, int width, bool local) {
   auto *scale = static_cast<lv_obj_t *>(lv_event_get_target(e));
   lv_draw_task_t *task = lv_event_get_draw_task(e);
 
@@ -687,6 +692,7 @@ void lv_scale_draw_event_cb(lv_event_t *e, uint16_t range_start, uint16_t range_
         range = 1;
       auto ratio = (tick * 255) / range;
       line_dsc->color = lv_color_mix(color_end, color_start, ratio);
+      line_dsc->width += width;
     }
   }
 }

esphome/components/lvgl/lvgl_esphome.h

@@ -53,7 +53,7 @@ extern std::string lv_event_code_name_for(lv_event_t *event);
 lv_obj_t *lv_container_create(lv_obj_t *parent);
 #ifdef USE_LVGL_SCALE
 void lv_scale_draw_event_cb(lv_event_t *e, uint16_t range_start, uint16_t range_end, lv_color_t color_start,
-                            lv_color_t color_end, bool local);
+                            lv_color_t color_end, int width, bool local);
 #endif
 #if LV_COLOR_DEPTH == 16
 static const display::ColorBitness LV_BITNESS = display::ColorBitness::COLOR_BITNESS_565;
@@ -71,7 +71,7 @@ inline void lv_style_set_text_font(lv_style_t *style, const font::Font *font) {
   lv_style_set_text_font(style, font->get_lv_font());
 }
 #endif
-#ifdef USE_IMAGE
+#if defined(USE_LVGL_IMAGE) && defined(USE_IMAGE)
 // Shortcut / overload, so that the source of an image can easily be updated
 // from within a lambda.
 inline void lv_image_set_src(lv_obj_t *obj, esphome::image::Image *image) {

esphome/components/lvgl/widgets/meter.py

@@ -177,7 +177,7 @@ INDICATOR_ARC_SCHEMA = cv.Schema(
         cv.Optional(CONF_VALUE): lv_float,
         cv.Optional(CONF_START_VALUE): lv_float,
         cv.Optional(CONF_END_VALUE): lv_float,
-        cv.Optional(CONF_OPA): opacity,
+        cv.Optional(CONF_OPA, default=1.0): opacity,
     }
 ).add_extra(cv.has_at_most_one_key(CONF_VALUE, CONF_START_VALUE))
 
@@ -247,7 +247,7 @@ SCALE_SCHEMA = cv.Schema(
         cv.Optional(CONF_RANGE_FROM, default=0.0): lv_int,
         cv.Optional(CONF_RANGE_TO, default=100.0): lv_int,
         cv.Optional(CONF_ANGLE_RANGE, default=270): lv_angle_degrees,
-        cv.Optional(CONF_ROTATION, default=0): lv_angle_degrees,
+        cv.Optional(CONF_ROTATION): lv_angle_degrees,
         cv.Optional(CONF_INDICATORS): cv.ensure_list(INDICATOR_SCHEMA),
         cv.Optional(CONF_DRAW_TICKS_ON_TOP, default=True): bool,
     }
@@ -329,7 +329,7 @@ class MeterType(WidgetType):
         )
 
     def get_uses(self):
-        return CONF_SCALE, CONF_LINE
+        return CONF_SCALE, CONF_LINE, CONF_IMAGE
 
     def validate(self, value):
         return cv.has_at_most_one_key(CONF_INDICATOR, CONF_PIVOT)(value)
@@ -366,16 +366,17 @@ class MeterType(WidgetType):
             lv.scale_set_range(scale_var, range_from, range_to)
 
             angle_range = await lv_angle_degrees.process(scale_conf[CONF_ANGLE_RANGE])
-            rotation = await lv_angle_degrees.process(scale_conf[CONF_ROTATION])
+            if (rotation := scale_conf.get(CONF_ROTATION)) is not None:
+                rotation = await lv_angle_degrees.process(rotation)
+            else:
+                rotation = 90 + (360 - angle_range) // 2
+
             # Set angle range
             lv.scale_set_angle_range(
                 scale_var,
                 angle_range,
             )
-
-            # Set rotation if specified
-            if rotation:
-                lv.scale_set_rotation(scale_var, rotation)
+            lv.scale_set_rotation(scale_var, rotation)
 
             # Handle indicators as sections
             for indicator in scale_conf.get(CONF_INDICATORS, ()):
@@ -393,10 +394,9 @@ class MeterType(WidgetType):
                     props = {
                         "arc_width": v[CONF_WIDTH],
                         "arc_color": v[CONF_COLOR],
+                        "arc_opa": v[CONF_OPA],
                         "arc_rounded": v.get("arc_rounded", False),
                     }
-                    if (opa := v.get(CONF_OPA)) is not None:
-                        props["arc_opa"] = opa
                     if CONF_R_MOD in v:
                         get_warnings().add(
                             "The 'r_mod' indicator property is not supported in LVGL 9.x and will be ignored."
@@ -424,6 +424,7 @@ class MeterType(WidgetType):
                                 end_value,
                                 color_start,
                                 color_end,
+                                v[CONF_WIDTH],
                                 local,
                             )
                         lv_obj.add_event_cb(

esphome/components/lvgl/widgets/textarea.py

@@ -16,6 +16,7 @@ from ..lv_validation import lv_bool, lv_int, lv_text
 from ..schemas import TEXT_SCHEMA
 from ..types import LvText
 from . import Widget, WidgetType
+from .label import CONF_LABEL
 
 CONF_TEXTAREA = "textarea"
 
@@ -46,6 +47,9 @@ class TextareaType(WidgetType):
             TEXTAREA_SCHEMA,
         )
 
+    def get_uses(self):
+        return (CONF_LABEL,)
+
     async def to_code(self, w: Widget, config: dict):
         for prop in (CONF_TEXT, CONF_PLACEHOLDER_TEXT, CONF_ACCEPTED_CHARS):
             if (value := config.get(prop)) is not None:

esphome/components/mqtt/mqtt_client.cpp

@@ -28,6 +28,10 @@ namespace esphome::mqtt {
 
 static const char *const TAG = "mqtt";
 
+// Maximum number of MQTT component resends per loop iteration.
+// Limits work to avoid triggering the task watchdog on reconnect.
+static constexpr uint8_t MAX_RESENDS_PER_LOOP = 8;
+
 // Disconnect reason strings indexed by MQTTClientDisconnectReason enum (0-8)
 PROGMEM_STRING_TABLE(MQTTDisconnectReasonStrings, "TCP disconnected", "Unacceptable Protocol Version",
                      "Identifier Rejected", "Server Unavailable", "Malformed Credentials", "Not Authorized",
@@ -396,9 +400,16 @@ void MQTTClientComponent::loop() {
         this->resubscribe_subscriptions_();
 
         // Process pending resends for all MQTT components centrally
-        // This is more efficient than each component polling in its own loop
-        for (MQTTComponent *component : this->children_) {
-          component->process_resend();
+        // Limit work per loop iteration to avoid triggering task WDT on reconnect
+        {
+          uint8_t resend_count = 0;
+          for (MQTTComponent *component : this->children_) {
+            if (component->is_resend_pending()) {
+              component->process_resend();
+              if (++resend_count >= MAX_RESENDS_PER_LOOP)
+                break;
+            }
+          }
         }
       }
       break;

esphome/components/mqtt/mqtt_client.h

@@ -366,14 +366,14 @@ class MQTTJsonMessageTrigger : public Trigger<JsonObjectConst> {
 
 class MQTTConnectTrigger : public Trigger<bool> {
  public:
-  explicit MQTTConnectTrigger(MQTTClientComponent *&client) {
+  explicit MQTTConnectTrigger(MQTTClientComponent *client) {
     client->set_on_connect([this](bool session_present) { this->trigger(session_present); });
   }
 };
 
 class MQTTDisconnectTrigger : public Trigger<MQTTClientDisconnectReason> {
  public:
-  explicit MQTTDisconnectTrigger(MQTTClientComponent *&client) {
+  explicit MQTTDisconnectTrigger(MQTTClientComponent *client) {
     client->set_on_disconnect([this](MQTTClientDisconnectReason reason) { this->trigger(reason); });
   }
 };

esphome/components/mqtt/mqtt_component.h

@@ -147,6 +147,9 @@ class MQTTComponent : public Component {
   /// Internal method for the MQTT client base to schedule a resend of the state on reconnect.
   void schedule_resend_state();
 
+  /// Check if a resend is pending (called by MQTTClientComponent to rate-limit work)
+  bool is_resend_pending() const { return this->resend_state_; }
+
   /// Process pending resend if needed (called by MQTTClientComponent)
   void process_resend();
 

esphome/components/network/util.cpp

@@ -42,29 +42,5 @@ network::IPAddresses get_ip_addresses() {
   return {};
 }
 
-const char *get_use_address() {
-  // Global component pointers are guaranteed to be set by component constructors when USE_* is defined
-#ifdef USE_ETHERNET
-  return ethernet::global_eth_component->get_use_address();
-#endif
-
-#ifdef USE_MODEM
-  return modem::global_modem_component->get_use_address();
-#endif
-
-#ifdef USE_WIFI
-  return wifi::global_wifi_component->get_use_address();
-#endif
-
-#ifdef USE_OPENTHREAD
-  return openthread::global_openthread_component->get_use_address();
-#endif
-
-#if !defined(USE_ETHERNET) && !defined(USE_MODEM) && !defined(USE_WIFI) && !defined(USE_OPENTHREAD)
-  // Fallback when no network component is defined (e.g., host platform)
-  return "";
-#endif
-}
-
 }  // namespace esphome::network
 #endif

esphome/components/network/util.h

@@ -54,7 +54,29 @@ ESPHOME_ALWAYS_INLINE inline bool is_connected() {
 /// Return whether the network is disabled (only wifi for now)
 bool is_disabled();
 /// Get the active network hostname
-const char *get_use_address();
+ESPHOME_ALWAYS_INLINE inline const char *get_use_address() {
+  // Global component pointers are guaranteed to be set by component constructors when USE_* is defined
+#ifdef USE_ETHERNET
+  return ethernet::global_eth_component->get_use_address();
+#endif
+
+#ifdef USE_MODEM
+  return modem::global_modem_component->get_use_address();
+#endif
+
+#ifdef USE_WIFI
+  return wifi::global_wifi_component->get_use_address();
+#endif
+
+#ifdef USE_OPENTHREAD
+  return openthread::global_openthread_component->get_use_address();
+#endif
+
+#if !defined(USE_ETHERNET) && !defined(USE_MODEM) && !defined(USE_WIFI) && !defined(USE_OPENTHREAD)
+  // Fallback when no network component is defined (e.g., host platform)
+  return "";
+#endif
+}
 IPAddresses get_ip_addresses();
 
 }  // namespace esphome::network

esphome/components/openthread/openthread.cpp

@@ -257,11 +257,5 @@ void OpenThreadComponent::on_factory_reset(std::function<void()> callback) {
   ESP_LOGD(TAG, "Waiting on Confirmation Removal SRP Host and Services");
 }
 
-// set_use_address() is guaranteed to be called during component setup by Python code generation,
-// so use_address_ will always be valid when get_use_address() is called - no fallback needed.
-const char *OpenThreadComponent::get_use_address() const { return this->use_address_; }
-
-void OpenThreadComponent::set_use_address(const char *use_address) { this->use_address_ = use_address; }
-
 }  // namespace esphome::openthread
 #endif

esphome/components/openthread/openthread.h

@@ -37,8 +37,8 @@ class OpenThreadComponent : public Component {
   void on_factory_reset(std::function<void()> callback);
   void defer_factory_reset_external_callback();
 
-  const char *get_use_address() const;
-  void set_use_address(const char *use_address);
+  const char *get_use_address() const { return this->use_address_; }
+  void set_use_address(const char *use_address) { this->use_address_ = use_address; }
 #if CONFIG_OPENTHREAD_MTD
   void set_poll_period(uint32_t poll_period) { this->poll_period_ = poll_period; }
 #endif

esphome/components/packet_transport/__init__.py

@@ -177,13 +177,19 @@ async def register_packet_transport(var, config):
             cg.add(var.set_provider_encryption(name, hash_encryption_key(encryption)))
 
     is_provider = False
-    for sens_conf in config.get(CONF_SENSORS, ()):
+    sensors = config.get(CONF_SENSORS, ())
+    binary_sensors = config.get(CONF_BINARY_SENSORS, ())
+    if sensors:
+        cg.add(var.set_sensor_count(len(sensors)))
+    if binary_sensors:
+        cg.add(var.set_binary_sensor_count(len(binary_sensors)))
+    for sens_conf in sensors:
         is_provider = True
         sens_id = sens_conf[CONF_ID]
         sensor = await cg.get_variable(sens_id)
         bcst_id = sens_conf.get(CONF_BROADCAST_ID, sens_id.id)
         cg.add(var.add_sensor(bcst_id, sensor))
-    for sens_conf in config.get(CONF_BINARY_SENSORS, ()):
+    for sens_conf in binary_sensors:
         is_provider = True
         sens_id = sens_conf[CONF_ID]
         sensor = await cg.get_variable(sens_id)

esphome/components/packet_transport/packet_transport.cpp

@@ -221,16 +221,20 @@ void PacketTransport::setup() {
   }
 #ifdef USE_SENSOR
   for (auto &sensor : this->sensors_) {
-    sensor.sensor->add_on_state_callback([this, &sensor](float x) {
-      this->updated_ = true;
+    // [&sensor] is safe: sensor refers to a FixedVector element that never reallocates,
+    // so the reference remains valid for the component's lifetime.
+    sensor.sensor->add_on_state_callback([&sensor](float x) {
+      sensor.parent->updated_ = true;
       sensor.updated = true;
     });
   }
 #endif
 #ifdef USE_BINARY_SENSOR
   for (auto &sensor : this->binary_sensors_) {
-    sensor.sensor->add_on_state_callback([this, &sensor](bool value) {
-      this->updated_ = true;
+    // [&sensor] is safe: sensor refers to a FixedVector element that never reallocates,
+    // so the reference remains valid for the component's lifetime.
+    sensor.sensor->add_on_state_callback([&sensor](bool value) {
+      sensor.parent->updated_ = true;
       sensor.updated = true;
     });
   }
@@ -548,11 +552,11 @@ void PacketTransport::dump_config() {
                 "  Ping-pong: %s",
                 this->platform_name_, YESNO(this->is_encrypted_()), YESNO(this->ping_pong_enable_));
 #ifdef USE_SENSOR
-  for (auto sensor : this->sensors_)
+  for (const auto &sensor : this->sensors_)
     ESP_LOGCONFIG(TAG, "  Sensor: %s", sensor.id);
 #endif
 #ifdef USE_BINARY_SENSOR
-  for (auto sensor : this->binary_sensors_)
+  for (const auto &sensor : this->binary_sensors_)
     ESP_LOGCONFIG(TAG, "  Binary Sensor: %s", sensor.id);
 #endif
   for (const auto &host : this->providers_) {

esphome/components/packet_transport/packet_transport.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "esphome/core/component.h"
+#include "esphome/core/helpers.h"
 #include "esphome/core/preferences.h"
 #ifdef USE_SENSOR
 #include "esphome/components/sensor/sensor.h"
@@ -37,11 +38,14 @@ struct Provider {
 #endif
 };
 
+class PacketTransport;
+
 #ifdef USE_SENSOR
 struct Sensor {
   sensor::Sensor *sensor;
   const char *id;
   bool updated;
+  PacketTransport *parent;
 };
 #endif
 #ifdef USE_BINARY_SENSOR
@@ -49,6 +53,7 @@ struct BinarySensor {
   binary_sensor::BinarySensor *sensor;
   const char *id;
   bool updated;
+  PacketTransport *parent;
 };
 #endif
 
@@ -60,8 +65,9 @@ class PacketTransport : public PollingComponent {
   void dump_config() override;
 
 #ifdef USE_SENSOR
+  void set_sensor_count(size_t count) { this->sensors_.init(count); }
   void add_sensor(const char *id, sensor::Sensor *sensor) {
-    Sensor st{sensor, id, true};
+    Sensor st{sensor, id, true, this};
     this->sensors_.push_back(st);
   }
   void add_remote_sensor(const char *hostname, const char *remote_id, sensor::Sensor *sensor) {
@@ -70,8 +76,9 @@ class PacketTransport : public PollingComponent {
   }
 #endif
 #ifdef USE_BINARY_SENSOR
+  void set_binary_sensor_count(size_t count) { this->binary_sensors_.init(count); }
   void add_binary_sensor(const char *id, binary_sensor::BinarySensor *sensor) {
-    BinarySensor st{sensor, id, true};
+    BinarySensor st{sensor, id, true, this};
     this->binary_sensors_.push_back(st);
   }
 
@@ -141,11 +148,11 @@ class PacketTransport : public PollingComponent {
   std::vector<uint8_t> encryption_key_{};
 
 #ifdef USE_SENSOR
-  std::vector<Sensor> sensors_{};
+  FixedVector<Sensor> sensors_{};
   string_map_t<string_map_t<sensor::Sensor *>> remote_sensors_{};
 #endif
 #ifdef USE_BINARY_SENSOR
-  std::vector<BinarySensor> binary_sensors_{};
+  FixedVector<BinarySensor> binary_sensors_{};
   string_map_t<string_map_t<binary_sensor::BinarySensor *>> remote_binary_sensors_{};
 #endif
 

esphome/components/pmsx003/pmsx003.cpp

@@ -95,10 +95,6 @@ void PMSX003Component::loop() {
         // Just go ahead and read stuff
         break;
     }
-  } else if (now - this->last_update_ < this->update_interval_) {
-    // Otherwise just leave the sensor powered up and come back when we hit the update
-    // time
-    return;
   }
 
   if (now - this->last_transmission_ >= 500) {
@@ -114,10 +110,11 @@ void PMSX003Component::loop() {
     this->read_byte(&this->data_[this->data_index_]);
     auto check = this->check_byte_();
     if (!check.has_value()) {
-      // finished
-      this->parse_data_();
+      if (this->update_interval_ > STABILISING_MS || now - this->last_update_ >= this->update_interval_) {
+        this->parse_data_();
+        this->last_update_ = now;
+      }
       this->data_index_ = 0;
-      this->last_update_ = now;
     } else if (!*check) {
       // wrong data
       this->data_index_ = 0;
@@ -138,7 +135,7 @@ optional<bool> PMSX003Component::check_byte_() {
       return true;
     }
 
-    ESP_LOGW(TAG, "Start character %u mismatch: 0x%02X != 0x%02X", index + 1, byte, START_CHARACTER_1);
+    ESP_LOGW(TAG, "Start character %u mismatch: 0x%02X != 0x%02X", index + 1, byte, start_char);
     return false;
   }
 

esphome/components/serial_proxy/serial_proxy.cpp

@@ -165,7 +165,7 @@ uint32_t SerialProxy::get_modem_pins() const {
          (this->dtr_state_ ? SERIAL_PROXY_LINE_STATE_FLAG_DTR : 0u);
 }
 
-uart::FlushResult SerialProxy::flush_port() {
+uart::UARTFlushResult SerialProxy::flush_port() {
   ESP_LOGV(TAG, "Flushing serial proxy [%u]", this->instance_index_);
   return this->flush();
 }

esphome/components/serial_proxy/serial_proxy.h

@@ -92,7 +92,7 @@ class SerialProxy : public uart::UARTDevice, public Component {
   uint32_t get_modem_pins() const;
 
   /// Flush the serial port (block until all TX data is sent)
-  uart::FlushResult flush_port();
+  uart::UARTFlushResult flush_port();
 
   /// Set the RTS GPIO pin (from YAML configuration)
   void set_rts_pin(GPIOPin *pin) { this->rts_pin_ = pin; }

esphome/components/sht4x/sht4x.cpp

@@ -1,4 +1,5 @@
 #include "sht4x.h"
+#include "esphome/core/hal.h"
 #include "esphome/core/log.h"
 
 namespace esphome {
@@ -9,14 +10,12 @@ static const char *const TAG = "sht4x";
 static const uint8_t MEASURECOMMANDS[] = {0xFD, 0xF6, 0xE0};
 static const uint8_t SERIAL_NUMBER_COMMAND = 0x89;
 
-void SHT4XComponent::start_heater_() {
-  uint8_t cmd[] = {this->heater_command_};
-
-  ESP_LOGD(TAG, "Heater turning on");
-  if (this->write(cmd, 1) != i2c::ERROR_OK) {
-    this->status_set_error(LOG_STR("Failed to turn on heater"));
-  }
-}
+// Conversion constants from SHT4x datasheet
+static constexpr float TEMPERATURE_OFFSET = -45.0f;
+static constexpr float TEMPERATURE_SPAN = 175.0f;
+static constexpr float HUMIDITY_OFFSET = -6.0f;
+static constexpr float HUMIDITY_SPAN = 125.0f;
+static constexpr float RAW_MAX = 65535.0f;
 
 void SHT4XComponent::read_serial_number_() {
   uint16_t buffer[2];
@@ -39,8 +38,8 @@ void SHT4XComponent::setup() {
   this->read_serial_number_();
 
   if (std::isfinite(this->duty_cycle_) && this->duty_cycle_ > 0.0f) {
-    uint32_t heater_interval = static_cast<uint32_t>(static_cast<uint16_t>(this->heater_time_) / this->duty_cycle_);
-    ESP_LOGD(TAG, "Heater interval: %" PRIu32, heater_interval);
+    this->heater_interval_ = static_cast<uint32_t>(static_cast<uint16_t>(this->heater_time_) / this->duty_cycle_);
+    ESP_LOGD(TAG, "Heater interval: %" PRIu32, this->heater_interval_);
 
     if (this->heater_power_ == SHT4X_HEATERPOWER_HIGH) {
       if (this->heater_time_ == SHT4X_HEATERTIME_LONG) {
@@ -62,8 +61,6 @@ void SHT4XComponent::setup() {
       }
     }
     ESP_LOGD(TAG, "Heater command: %x", this->heater_command_);
-
-    this->set_interval(heater_interval, [this]() { this->start_heater_(); });
   }
 }
 
@@ -106,19 +103,27 @@ void SHT4XComponent::update() {
     // Evaluate and publish measurements
     if (this->temp_sensor_ != nullptr) {
       // Temp is contained in the first result word
-      float sensor_value_temp = buffer[0];
-      float temp = -45 + 175 * sensor_value_temp / 65535;
-
+      float temp = TEMPERATURE_OFFSET + TEMPERATURE_SPAN * static_cast<float>(buffer[0]) / RAW_MAX;
       this->temp_sensor_->publish_state(temp);
     }
 
     if (this->humidity_sensor_ != nullptr) {
       // Relative humidity is in the second result word
-      float sensor_value_rh = buffer[1];
-      float rh = -6 + 125 * sensor_value_rh / 65535;
-
+      float rh = HUMIDITY_OFFSET + HUMIDITY_SPAN * static_cast<float>(buffer[1]) / RAW_MAX;
       this->humidity_sensor_->publish_state(rh);
     }
+
+    // Fire heater after measurement to maximize cooldown time before the next reading.
+    // The heater command produces a measurement that we don't need (datasheet 4.9).
+    if (this->heater_interval_ > 0) {
+      uint32_t now = millis();
+      if (now - this->last_heater_millis_ >= this->heater_interval_) {
+        ESP_LOGD(TAG, "Heater turning on");
+        if (this->write_command(this->heater_command_)) {
+          this->last_heater_millis_ = now;
+        }
+      }
+    }
   });
 }
 

esphome/components/sht4x/sht4x.h

@@ -35,9 +35,10 @@ class SHT4XComponent : public PollingComponent, public sensirion_common::Sensiri
   SHT4XHEATERTIME heater_time_;
   float duty_cycle_;
 
-  void start_heater_();
   void read_serial_number_();
   uint8_t heater_command_;
+  uint32_t heater_interval_{0};
+  uint32_t last_heater_millis_{0};
   uint32_t serial_number_;
 
   sensor::Sensor *temp_sensor_{nullptr};

esphome/components/socket/socket.h

@@ -125,7 +125,7 @@ size_t format_sockaddr_to(const struct sockaddr *addr_ptr, socklen_t len, std::s
 /// On ESP8266, uses esp_delay() with a callback that checks socket activity.
 /// On RP2040, uses __wfe() (Wait For Event) to truly sleep until an interrupt
 /// (for example, CYW43 GPIO or a timer alarm) fires and wakes the CPU.
-void socket_delay(uint32_t ms);
+void socket_delay(uint32_t ms);  // NOLINT(readability-redundant-declaration)
 
 /// Signal socket/IO activity and wake the main loop early.
 /// On ESP8266: sets flag + esp_schedule().

esphome/components/text_sensor/text_sensor.cpp

@@ -31,7 +31,9 @@ void TextSensor::publish_state(const char *state, size_t len) {
     if (len != this->state.size() || memcmp(state, this->state.data(), len) != 0) {
       this->state.assign(state, len);
     }
+#ifdef USE_TEXT_SENSOR_FILTER
     this->raw_callback_.call(this->state);
+#endif
     ESP_LOGV(TAG, "'%s': Received new state %s", this->name_.c_str(), this->state.c_str());
     this->notify_frontend_();
 #ifdef USE_TEXT_SENSOR_FILTER

esphome/components/text_sensor/text_sensor.h

@@ -64,8 +64,14 @@ class TextSensor : public EntityBase {
 
   template<typename F> void add_on_state_callback(F &&callback) { this->callback_.add(std::forward<F>(callback)); }
   /// Add a callback that will be called every time the sensor sends a raw value.
+  /// When USE_TEXT_SENSOR_FILTER is not enabled, delegates to the regular callback
+  /// since raw state equals filtered state without filter support compiled in.
   template<typename F> void add_on_raw_state_callback(F &&callback) {
+#ifdef USE_TEXT_SENSOR_FILTER
     this->raw_callback_.add(std::forward<F>(callback));
+#else
+    this->callback_.add(std::forward<F>(callback));
+#endif
   }
 
   // ========== INTERNAL METHODS ==========
@@ -77,8 +83,10 @@ class TextSensor : public EntityBase {
  protected:
   /// Notify frontend that state has changed (assumes this->state is already set)
   void notify_frontend_();
+#ifdef USE_TEXT_SENSOR_FILTER
   LazyCallbackManager<void(const std::string &)> raw_callback_;  ///< Storage for raw state callbacks.
-  LazyCallbackManager<void(const std::string &)> callback_;      ///< Storage for filtered state callbacks.
+#endif
+  LazyCallbackManager<void(const std::string &)> callback_;  ///< Storage for filtered state callbacks.
 
 #ifdef USE_TEXT_SENSOR_FILTER
   Filter *filter_list_{nullptr};  ///< Store all active filters.

esphome/components/time/__init__.py

@@ -284,13 +284,23 @@ def validate_tz(value: str) -> str:
     tzfile = _load_tzdata(value)
     if tzfile is not None:
         value = _extract_tz_string(tzfile)
+        is_iana = True
+    else:
+        is_iana = False
 
     # Validate that the POSIX TZ string is parseable (skip empty strings)
     if value:
         try:
             parse_posix_tz_python(value)
         except ValueError as e:
-            raise cv.Invalid(f"Invalid POSIX timezone string '{value}': {e}") from e
+            if is_iana:
+                raise cv.Invalid(f"Invalid POSIX timezone string '{value}': {e}") from e
+            raise cv.Invalid(
+                f"Invalid POSIX timezone string '{value}': {e}. "
+                f"If you meant to use an IANA timezone, check the list of valid "
+                f"timezones at "
+                f"https://en.wikipedia.org/wiki/List_of_tz_database_time_zones"
+            ) from e
 
     return value
 

esphome/components/uart/uart.h

@@ -45,7 +45,7 @@ class UARTDevice {
 
   size_t available() { return this->parent_->available(); }
 
-  FlushResult flush() { return this->parent_->flush(); }
+  UARTFlushResult flush() { return this->parent_->flush(); }
 
   // Compat APIs
   int read() {

esphome/components/uart/uart_component.h

@@ -30,11 +30,11 @@ enum UARTDirection {
 const LogString *parity_to_str(UARTParityOptions parity);
 
 /// Result of a flush() call.
-enum class FlushResult {
-  SUCCESS,          ///< Confirmed: all bytes left the TX FIFO.
-  TIMEOUT,          ///< Confirmed: timed out before TX completed.
-  FAILED,           ///< Confirmed: driver or hardware error.
-  ASSUMED_SUCCESS,  ///< Platform cannot report result; success is assumed.
+enum class UARTFlushResult {
+  UART_FLUSH_RESULT_SUCCESS,          ///< Confirmed: all bytes left the TX FIFO.
+  UART_FLUSH_RESULT_TIMEOUT,          ///< Confirmed: timed out before TX completed.
+  UART_FLUSH_RESULT_FAILED,           ///< Confirmed: driver or hardware error.
+  UART_FLUSH_RESULT_ASSUMED_SUCCESS,  ///< Platform cannot report result; success is assumed.
 };
 
 class UARTComponent {
@@ -82,8 +82,8 @@ class UARTComponent {
   virtual size_t available() = 0;
 
   // Pure virtual method to block until all bytes have been written to the UART bus.
-  // @return FlushResult indicating whether the flush was confirmed, timed out, failed, or assumed successful.
-  virtual FlushResult flush() = 0;
+  // @return UARTFlushResult indicating whether the flush was confirmed, timed out, failed, or assumed successful.
+  virtual UARTFlushResult flush() = 0;
 
   // Sets the maximum time to wait for TX to drain during flush().
   // Only meaningful on ESP32 (IDF). Other platforms ignore this value.

esphome/components/uart/uart_component_esp8266.cpp

@@ -213,14 +213,14 @@ size_t ESP8266UartComponent::available() {
     return this->sw_serial_->available();
   }
 }
-FlushResult ESP8266UartComponent::flush() {
+UARTFlushResult ESP8266UartComponent::flush() {
   ESP_LOGVV(TAG, "    Flushing");
   if (this->hw_serial_ != nullptr) {
     this->hw_serial_->flush();
   } else {
     this->sw_serial_->flush();
   }
-  return FlushResult::ASSUMED_SUCCESS;
+  return UARTFlushResult::UART_FLUSH_RESULT_ASSUMED_SUCCESS;
 }
 void ESP8266SoftwareSerial::setup(InternalGPIOPin *tx_pin, InternalGPIOPin *rx_pin, uint32_t baud_rate,
                                   uint8_t stop_bits, uint32_t data_bits, UARTParityOptions parity,

esphome/components/uart/uart_component_esp8266.h

@@ -58,7 +58,7 @@ class ESP8266UartComponent : public UARTComponent, public Component {
   bool read_array(uint8_t *data, size_t len) override;
 
   size_t available() override;
-  FlushResult flush() override;
+  UARTFlushResult flush() override;
 
   uint32_t get_config();
 

esphome/components/uart/uart_component_esp_idf.cpp

@@ -360,15 +360,15 @@ size_t IDFUARTComponent::available() {
   return available;
 }
 
-FlushResult IDFUARTComponent::flush() {
+UARTFlushResult IDFUARTComponent::flush() {
   ESP_LOGVV(TAG, "    Flushing");
   TickType_t ticks = this->flush_timeout_ms_ == 0 ? portMAX_DELAY : pdMS_TO_TICKS(this->flush_timeout_ms_);
   esp_err_t err = uart_wait_tx_done(this->uart_num_, ticks);
   if (err == ESP_OK)
-    return FlushResult::SUCCESS;
+    return UARTFlushResult::UART_FLUSH_RESULT_SUCCESS;
   if (err == ESP_ERR_TIMEOUT)
-    return FlushResult::TIMEOUT;
-  return FlushResult::FAILED;
+    return UARTFlushResult::UART_FLUSH_RESULT_TIMEOUT;
+  return UARTFlushResult::UART_FLUSH_RESULT_FAILED;
 }
 
 void IDFUARTComponent::check_logger_conflict() {}

esphome/components/uart/uart_component_esp_idf.h

@@ -31,7 +31,7 @@ class IDFUARTComponent : public UARTComponent, public Component {
   bool read_array(uint8_t *data, size_t len) override;
 
   size_t available() override;
-  FlushResult flush() override;
+  UARTFlushResult flush() override;
 
   void set_flush_timeout(uint32_t flush_timeout_ms) override { this->flush_timeout_ms_ = flush_timeout_ms; }
 

esphome/components/uart/uart_component_host.cpp

@@ -274,13 +274,13 @@ size_t HostUartComponent::available() {
   return result;
 };
 
-FlushResult HostUartComponent::flush() {
+UARTFlushResult HostUartComponent::flush() {
   if (this->file_descriptor_ == -1) {
-    return FlushResult::ASSUMED_SUCCESS;
+    return UARTFlushResult::UART_FLUSH_RESULT_ASSUMED_SUCCESS;
   }
   tcflush(this->file_descriptor_, TCIOFLUSH);
   ESP_LOGV(TAG, "    Flushing");
-  return FlushResult::ASSUMED_SUCCESS;
+  return UARTFlushResult::UART_FLUSH_RESULT_ASSUMED_SUCCESS;
 }
 
 void HostUartComponent::update_error_(const std::string &error) {

esphome/components/uart/uart_component_host.h

@@ -18,7 +18,7 @@ class HostUartComponent : public UARTComponent, public Component {
   bool peek_byte(uint8_t *data) override;
   bool read_array(uint8_t *data, size_t len) override;
   size_t available() override;
-  FlushResult flush() override;
+  UARTFlushResult flush() override;
   void set_name(std::string port_name) { port_name_ = port_name; };
 
  protected:

esphome/components/uart/uart_component_libretiny.cpp

@@ -170,10 +170,10 @@ bool LibreTinyUARTComponent::read_array(uint8_t *data, size_t len) {
 }
 
 size_t LibreTinyUARTComponent::available() { return this->serial_->available(); }
-FlushResult LibreTinyUARTComponent::flush() {
+UARTFlushResult LibreTinyUARTComponent::flush() {
   ESP_LOGVV(TAG, "    Flushing");
   this->serial_->flush();
-  return FlushResult::ASSUMED_SUCCESS;
+  return UARTFlushResult::UART_FLUSH_RESULT_ASSUMED_SUCCESS;
 }
 
 void LibreTinyUARTComponent::check_logger_conflict() {

esphome/components/uart/uart_component_libretiny.h

@@ -22,7 +22,7 @@ class LibreTinyUARTComponent : public UARTComponent, public Component {
   bool read_array(uint8_t *data, size_t len) override;
 
   size_t available() override;
-  FlushResult flush() override;
+  UARTFlushResult flush() override;
 
   uint16_t get_config();
 

esphome/components/uart/uart_component_rp2040.cpp

@@ -208,10 +208,10 @@ bool RP2040UartComponent::read_array(uint8_t *data, size_t len) {
   return true;
 }
 size_t RP2040UartComponent::available() { return this->serial_->available(); }
-FlushResult RP2040UartComponent::flush() {
+UARTFlushResult RP2040UartComponent::flush() {
   ESP_LOGVV(TAG, "    Flushing");
   this->serial_->flush();
-  return FlushResult::ASSUMED_SUCCESS;
+  return UARTFlushResult::UART_FLUSH_RESULT_ASSUMED_SUCCESS;
 }
 
 }  // namespace esphome::uart

esphome/components/uart/uart_component_rp2040.h

@@ -25,7 +25,7 @@ class RP2040UartComponent : public UARTComponent, public Component {
   bool read_array(uint8_t *data, size_t len) override;
 
   size_t available() override;
-  FlushResult flush() override;
+  UARTFlushResult flush() override;
 
   uint16_t get_config();
 

esphome/components/ultrasonic/ultrasonic_sensor.cpp

@@ -6,11 +6,17 @@ namespace esphome::ultrasonic {
 
 static const char *const TAG = "ultrasonic.sensor";
 
+static constexpr uint32_t DEBOUNCE_US = 50;          // Ignore edges within 50us of each other (noise filtering)
+static constexpr uint32_t START_DELAY_US = 100;      // Ignore edges within 100us of trigger (filters bleed-through)
 static constexpr uint32_t START_TIMEOUT_US = 40000;  // Maximum time to wait for echo pulse to start
 
 void IRAM_ATTR UltrasonicSensorStore::gpio_intr(UltrasonicSensorStore *arg) {
   uint32_t now = micros();
-  if (arg->echo_pin_isr.digital_read()) {
+  // Ignore edges after measurement complete or too soon after trigger pulse
+  if (arg->echo_end || (now - arg->measurement_start_us) <= START_DELAY_US) {
+    return;
+  }
+  if (!arg->echo_start || (now - arg->echo_start_us) <= DEBOUNCE_US) {
     arg->echo_start_us = now;
     arg->echo_start = true;
   } else {
@@ -21,15 +27,14 @@ void IRAM_ATTR UltrasonicSensorStore::gpio_intr(UltrasonicSensorStore *arg) {
 
 void IRAM_ATTR UltrasonicSensorComponent::send_trigger_pulse_() {
   InterruptLock lock;
-  this->store_.echo_start_us = 0;
-  this->store_.echo_end_us = 0;
   this->store_.echo_start = false;
   this->store_.echo_end = false;
+  this->store_.measurement_start_us = micros();
   this->trigger_pin_isr_.digital_write(true);
   delayMicroseconds(this->pulse_time_us_);
   this->trigger_pin_isr_.digital_write(false);
   this->measurement_pending_ = true;
-  this->measurement_start_us_ = micros();
+  this->measurement_start_us_ = this->store_.measurement_start_us;
 }
 
 void UltrasonicSensorComponent::setup() {
@@ -37,7 +42,6 @@ void UltrasonicSensorComponent::setup() {
   this->trigger_pin_->digital_write(false);
   this->trigger_pin_isr_ = this->trigger_pin_->to_isr();
   this->echo_pin_->setup();
-  this->store_.echo_pin_isr = this->echo_pin_->to_isr();
   this->echo_pin_->attach_interrupt(UltrasonicSensorStore::gpio_intr, &this->store_, gpio::INTERRUPT_ANY_EDGE);
 }
 
@@ -77,17 +81,10 @@ void UltrasonicSensorComponent::loop() {
   }
 
   if (this->store_.echo_end) {
-    float result;
-    if (this->store_.echo_start) {
-      uint32_t pulse_duration = this->store_.echo_end_us - this->store_.echo_start_us;
-      ESP_LOGV(TAG, "pulse start took %" PRIu32 "us, echo took %" PRIu32 "us",
-               this->store_.echo_start_us - this->measurement_start_us_, pulse_duration);
-      result = UltrasonicSensorComponent::us_to_m(pulse_duration);
-      ESP_LOGD(TAG, "'%s' - Got distance: %.3f m", this->name_.c_str(), result);
-    } else {
-      ESP_LOGW(TAG, "'%s' - pulse end before pulse start, does the echo pin need to be inverted?", this->name_.c_str());
-      result = NAN;
-    }
+    uint32_t pulse_duration = this->store_.echo_end_us - this->store_.echo_start_us;
+    ESP_LOGV(TAG, "Echo took %" PRIu32 "us", pulse_duration);
+    float result = UltrasonicSensorComponent::us_to_m(pulse_duration);
+    ESP_LOGD(TAG, "'%s' - Got distance: %.3f m", this->name_.c_str(), result);
     this->publish_state(result);
     this->measurement_pending_ = false;
     return;

esphome/components/ultrasonic/ultrasonic_sensor.h

@@ -11,8 +11,7 @@ namespace esphome::ultrasonic {
 struct UltrasonicSensorStore {
   static void gpio_intr(UltrasonicSensorStore *arg);
 
-  ISRInternalGPIOPin echo_pin_isr;
-  volatile uint32_t wait_start_us{0};
+  volatile uint32_t measurement_start_us{0};
   volatile uint32_t echo_start_us{0};
   volatile uint32_t echo_end_us{0};
   volatile bool echo_start{false};

esphome/components/usb_cdc_acm/usb_cdc_acm.h

@@ -82,7 +82,7 @@ class USBCDCACMInstance : public uart::UARTComponent, public Parented<USBCDCACMC
   bool peek_byte(uint8_t *data) override;
   bool read_array(uint8_t *data, size_t len) override;
   size_t available() override;
-  uart::FlushResult flush() override;
+  uart::UARTFlushResult flush() override;
 
  protected:
   void check_logger_conflict() override;

esphome/components/usb_cdc_acm/usb_cdc_acm_esp32.cpp

@@ -325,10 +325,10 @@ size_t USBCDCACMInstance::available() {
   return waiting + (this->has_peek_ ? 1 : 0);
 }
 
-uart::FlushResult USBCDCACMInstance::flush() {
+uart::UARTFlushResult USBCDCACMInstance::flush() {
   // Wait for TX ring buffer to be empty
   if (this->usb_tx_ringbuf_ == nullptr) {
-    return uart::FlushResult::ASSUMED_SUCCESS;
+    return uart::UARTFlushResult::UART_FLUSH_RESULT_ASSUMED_SUCCESS;
   }
 
   UBaseType_t waiting = 1;
@@ -342,10 +342,10 @@ uart::FlushResult USBCDCACMInstance::flush() {
   // Also wait for USB to finish transmitting
   esp_err_t err = tinyusb_cdcacm_write_flush(static_cast<tinyusb_cdcacm_itf_t>(this->itf_), pdMS_TO_TICKS(100));
   if (err == ESP_OK)
-    return uart::FlushResult::SUCCESS;
+    return uart::UARTFlushResult::UART_FLUSH_RESULT_SUCCESS;
   if (err == ESP_ERR_TIMEOUT)
-    return uart::FlushResult::TIMEOUT;
-  return uart::FlushResult::FAILED;
+    return uart::UARTFlushResult::UART_FLUSH_RESULT_TIMEOUT;
+  return uart::UARTFlushResult::UART_FLUSH_RESULT_FAILED;
 }
 
 void USBCDCACMInstance::check_logger_conflict() {}

esphome/components/usb_uart/usb_uart.cpp

@@ -169,7 +169,7 @@ void USBUartChannel::write_array(const uint8_t *data, size_t len) {
   this->parent_->start_output(this);
 }
 
-uart::FlushResult USBUartChannel::flush() {
+uart::UARTFlushResult USBUartChannel::flush() {
   // Spin until the output queue is drained and the last USB transfer completes.
   // Safe to call from the main loop only.
   // The flush_timeout_ms_ timeout guards against a device that stops responding mid-flush;
@@ -181,8 +181,8 @@ uart::FlushResult USBUartChannel::flush() {
     yield();
   }
   if (!this->output_queue_.empty() || this->output_started_.load())
-    return uart::FlushResult::TIMEOUT;
-  return uart::FlushResult::SUCCESS;
+    return uart::UARTFlushResult::UART_FLUSH_RESULT_TIMEOUT;
+  return uart::UARTFlushResult::UART_FLUSH_RESULT_SUCCESS;
 }
 
 bool USBUartChannel::peek_byte(uint8_t *data) {

esphome/components/usb_uart/usb_uart.h

@@ -140,7 +140,7 @@ class USBUartChannel : public uart::UARTComponent, public Parented<USBUartCompon
   bool peek_byte(uint8_t *data) override;
   bool read_array(uint8_t *data, size_t len) override;
   size_t available() override { return this->input_buffer_.get_available(); }
-  uart::FlushResult flush() override;
+  uart::UARTFlushResult flush() override;
   void check_logger_conflict() override {}
   void set_parity(UARTParityOptions parity) { this->parity_ = parity; }
   void set_debug(bool debug) { this->debug_ = debug; }

esphome/components/web_server_idf/web_server_idf.cpp

@@ -262,19 +262,6 @@ StringRef AsyncWebServerRequest::url_to(std::span<char, URL_BUF_SIZE> buffer) co
   return StringRef(buffer.data(), decoded_len);
 }
 
-void AsyncWebServerRequest::send(AsyncWebServerResponse *response) {
-  httpd_resp_send(*this, response->get_content_data(), response->get_content_size());
-}
-
-void AsyncWebServerRequest::send(int code, const char *content_type, const char *content) {
-  this->init_response_(nullptr, code, content_type);
-  if (content) {
-    httpd_resp_send(*this, content, HTTPD_RESP_USE_STRLEN);
-  } else {
-    httpd_resp_send(*this, nullptr, 0);
-  }
-}
-
 void AsyncWebServerRequest::redirect(const std::string &url) {
   httpd_resp_set_status(*this, "302 Found");
   httpd_resp_set_hdr(*this, "Location", url.c_str());

esphome/components/web_server_idf/web_server_idf.h

@@ -134,8 +134,17 @@ class AsyncWebServerRequest {
 
   void redirect(const std::string &url);
 
-  void send(AsyncWebServerResponse *response);
-  void send(int code, const char *content_type = nullptr, const char *content = nullptr);
+  inline void ESPHOME_ALWAYS_INLINE send(AsyncWebServerResponse *response) {
+    httpd_resp_send(*this, response->get_content_data(), response->get_content_size());
+  }
+  inline void ESPHOME_ALWAYS_INLINE send(int code, const char *content_type = nullptr, const char *content = nullptr) {
+    this->init_response_(nullptr, code, content_type);
+    if (content) {
+      httpd_resp_send(*this, content, HTTPD_RESP_USE_STRLEN);
+    } else {
+      httpd_resp_send(*this, nullptr, 0);
+    }
+  }
   // NOLINTNEXTLINE(readability-identifier-naming)
   AsyncWebServerResponse *beginResponse(int code, const char *content_type) {
     auto *res = new AsyncWebServerResponseEmpty(this);  // NOLINT(cppcoreguidelines-owning-memory)

esphome/components/weikai/weikai.cpp

@@ -433,16 +433,16 @@ void WeikaiChannel::write_array(const uint8_t *buffer, size_t length) {
   this->reg(0).write_fifo(const_cast<uint8_t *>(buffer), length);
 }
 
-uart::FlushResult WeikaiChannel::flush() {
+uart::UARTFlushResult WeikaiChannel::flush() {
   uint32_t const start_time = millis();
   while (this->tx_fifo_is_not_empty_()) {  // wait until buffer empty
     if (millis() - start_time > 200) {
       ESP_LOGW(TAG, "WARNING flush timeout - still %d bytes not sent after 200 ms", this->tx_in_fifo_());
-      return uart::FlushResult::TIMEOUT;
+      return uart::UARTFlushResult::UART_FLUSH_RESULT_TIMEOUT;
     }
     yield();  // reschedule our thread to avoid blocking
   }
-  return uart::FlushResult::SUCCESS;
+  return uart::UARTFlushResult::UART_FLUSH_RESULT_SUCCESS;
 }
 
 size_t WeikaiChannel::xfer_fifo_to_buffer_() {

esphome/components/weikai/weikai.h

@@ -380,7 +380,7 @@ class WeikaiChannel : public uart::UARTComponent {
   /// @details If we refer to Serial.flush() in Arduino it says: ** Waits for the transmission of outgoing serial data
   /// to complete. (Prior to Arduino 1.0, this the method was removing any buffered incoming serial data.). ** Therefore
   /// we wait until all bytes are gone with a timeout of 100 ms
-  uart::FlushResult flush() override;
+  uart::UARTFlushResult flush() override;
 
  protected:
   friend class WeikaiComponent;

esphome/components/wifi/wifi_component.cpp

@@ -269,11 +269,11 @@ bool CompactString::operator==(const StringRef &other) const {
 /// │                              │                                       │
 /// │               ┌──────────────┼──────────────┐                        │
 /// │               ↓              ↓              ↓                        │
-/// │         scan error    no better AP    +10 dB better AP               │
+/// │         disconnect    no better AP    +10 dB better AP               │
 /// │               │              │              │                        │
 /// │               ↓              ↓              ↓                        │
 /// │    ┌──────────────────────────────┐  ┌──────────────────────────┐    │
-/// │    │  → IDLE                      │  │        CONNECTING        │    │
+/// │    │  → RECONNECTING              │  │        CONNECTING        │    │
 /// │    │  (counter preserved)         │  │  (process_roaming_scan_) │    │
 /// │    └──────────────────────────────┘  └────────────┬─────────────┘    │
 /// │                                                  │                   │
@@ -296,7 +296,7 @@ bool CompactString::operator==(const StringRef &other) const {
 /// │  Key behaviors:                                                      │
 /// │  - After 3 checks: attempts >= 3, stop checking                      │
 /// │  - Non-roaming disconnect: clear_roaming_state_() resets counter     │
-/// │  - Scan error (SCANNING→IDLE): counter preserved                     │
+/// │  - Disconnect during scan (SCANNING→RECONNECTING): counter preserved  │
 /// │  - Roaming success (CONNECTING→IDLE): counter reset (can roam again) │
 /// │  - Roaming fail (RECONNECTING→IDLE): counter preserved (ping-pong)   │
 /// └──────────────────────────────────────────────────────────────────────┘
@@ -871,9 +871,6 @@ void WiFiComponent::loop() {
 
 WiFiComponent::WiFiComponent() { global_wifi_component = this; }
 
-bool WiFiComponent::has_ap() const { return this->has_ap_; }
-bool WiFiComponent::is_ap_active() const { return this->ap_started_; }
-bool WiFiComponent::has_sta() const { return !this->sta_.empty(); }
 #ifdef USE_WIFI_11KV_SUPPORT
 void WiFiComponent::set_btm(bool btm) { this->btm_ = btm; }
 void WiFiComponent::set_rrm(bool rrm) { this->rrm_ = rrm; }
@@ -894,10 +891,6 @@ network::IPAddress WiFiComponent::get_dns_address(int num) {
     return this->wifi_dns_ip_(num);
   return {};
 }
-// set_use_address() is guaranteed to be called during component setup by Python code generation,
-// so use_address_ will always be valid when get_use_address() is called - no fallback needed.
-const char *WiFiComponent::get_use_address() const { return this->use_address_; }
-void WiFiComponent::set_use_address(const char *use_address) { this->use_address_ = use_address; }
 
 #ifdef USE_WIFI_AP
 void WiFiComponent::setup_ap_config_() {
@@ -2075,9 +2068,10 @@ void WiFiComponent::retry_connect() {
     ESP_LOGD(TAG, "Roam failed, reconnecting (attempt %u/%u)", this->roaming_attempts_, ROAMING_MAX_ATTEMPTS);
     this->roaming_state_ = RoamingState::RECONNECTING;
   } else if (this->roaming_state_ == RoamingState::SCANNING) {
-    // Roam scan failed (e.g., scan error on ESP8266) - go back to idle, keep counter
-    ESP_LOGD(TAG, "Roam scan failed (attempt %u/%u)", this->roaming_attempts_, ROAMING_MAX_ATTEMPTS);
-    this->roaming_state_ = RoamingState::IDLE;
+    // Disconnected during roam scan - transition to RECONNECTING so the attempts
+    // counter is preserved when reconnection succeeds (IDLE would reset it)
+    ESP_LOGD(TAG, "Disconnected during roam scan (attempt %u/%u)", this->roaming_attempts_, ROAMING_MAX_ATTEMPTS);
+    this->roaming_state_ = RoamingState::RECONNECTING;
   } else if (this->roaming_state_ == RoamingState::IDLE) {
     // Not a roaming-triggered reconnect, reset state
     this->clear_roaming_state_();
@@ -2250,8 +2244,6 @@ bool WiFiAP::has_bssid() const { return this->bssid_ != bssid_t{}; }
 #ifdef USE_WIFI_WPA2_EAP
 const optional<EAPAuth> &WiFiAP::get_eap() const { return this->eap_; }
 #endif
-uint8_t WiFiAP::get_channel() const { return this->channel_; }
-bool WiFiAP::has_channel() const { return this->channel_ != 0; }
 #ifdef USE_WIFI_MANUAL_IP
 const optional<ManualIP> &WiFiAP::get_manual_ip() const { return this->manual_ip_; }
 #endif

esphome/components/wifi/wifi_component.h

@@ -263,8 +263,8 @@ class WiFiAP {
 #ifdef USE_WIFI_WPA2_EAP
   const optional<EAPAuth> &get_eap() const;
 #endif  // USE_WIFI_WPA2_EAP
-  uint8_t get_channel() const;
-  bool has_channel() const;
+  uint8_t get_channel() const { return this->channel_; }
+  bool has_channel() const { return this->channel_ != 0; }
   int8_t get_priority() const { return priority_; }
 #ifdef USE_WIFI_MANUAL_IP
   const optional<ManualIP> &get_manual_ip() const;
@@ -470,9 +470,9 @@ class WiFiComponent final : public Component {
   /// Reconnect WiFi if required.
   void loop() override;
 
-  bool has_sta() const;
-  bool has_ap() const;
-  bool is_ap_active() const;
+  bool has_sta() const { return !this->sta_.empty(); }
+  bool has_ap() const { return this->has_ap_; }
+  bool is_ap_active() const { return this->ap_started_; }
 
 #ifdef USE_WIFI_11KV_SUPPORT
   void set_btm(bool btm);
@@ -481,8 +481,8 @@ class WiFiComponent final : public Component {
 
   network::IPAddress get_dns_address(int num);
   network::IPAddresses get_ip_addresses();
-  const char *get_use_address() const;
-  void set_use_address(const char *use_address);
+  const char *get_use_address() const { return this->use_address_; }
+  void set_use_address(const char *use_address) { this->use_address_ = use_address; }
 
   const wifi_scan_vector_t<WiFiScanResult> &get_scan_result() const { return scan_result_; }
 

esphome/components/wireguard/__init__.py

@@ -137,7 +137,7 @@ async def to_code(config):
     # the '+1' modifier is relative to the device's own address that will
     # be automatically added to the provided list.
     cg.add_build_flag(f"-DCONFIG_WIREGUARD_MAX_SRC_IPS={len(allowed_ips) + 1}")
-    cg.add_library("droscy/esp_wireguard", "0.4.2")
+    cg.add_library("droscy/esp_wireguard", "0.4.4")
 
     await cg.register_component(var, config)
 

esphome/core/application.cpp

@@ -12,21 +12,11 @@
 #endif
 #ifdef USE_LWIP_FAST_SELECT
 #include "esphome/core/lwip_fast_select.h"
-#ifdef USE_ESP32
-#include <freertos/FreeRTOS.h>
-#include <freertos/task.h>
-#else
-#include <FreeRTOS.h>
-#include <task.h>
-#endif
 #endif  // USE_LWIP_FAST_SELECT
 #include "esphome/core/version.h"
 #include "esphome/core/hal.h"
 #include <algorithm>
 #include <ranges>
-#ifdef USE_RUNTIME_STATS
-#include "esphome/components/runtime_stats/runtime_stats.h"
-#endif
 
 #ifdef USE_STATUS_LED
 #include "esphome/components/status_led/status_led.h"
@@ -163,66 +153,6 @@ void Application::setup() {
 
   this->schedule_dump_config();
 }
-void Application::loop() {
-  uint8_t new_app_state = 0;
-
-  // Get the initial loop time at the start
-  uint32_t last_op_end_time = millis();
-
-  this->before_loop_tasks_(last_op_end_time);
-
-  for (this->current_loop_index_ = 0; this->current_loop_index_ < this->looping_components_active_end_;
-       this->current_loop_index_++) {
-    Component *component = this->looping_components_[this->current_loop_index_];
-
-    // Update the cached time before each component runs
-    this->loop_component_start_time_ = last_op_end_time;
-
-    {
-      this->set_current_component(component);
-      WarnIfComponentBlockingGuard guard{component, last_op_end_time};
-      component->loop();
-      // Use the finish method to get the current time as the end time
-      last_op_end_time = guard.finish();
-    }
-    new_app_state |= component->get_component_state();
-    this->app_state_ |= new_app_state;
-    this->feed_wdt(last_op_end_time);
-  }
-
-  this->after_loop_tasks_();
-  this->app_state_ = new_app_state;
-
-#ifdef USE_RUNTIME_STATS
-  // Process any pending runtime stats printing after all components have run
-  // This ensures stats printing doesn't affect component timing measurements
-  if (global_runtime_stats != nullptr) {
-    global_runtime_stats->process_pending_stats(last_op_end_time);
-  }
-#endif
-
-  // Use the last component's end time instead of calling millis() again
-  auto elapsed = last_op_end_time - this->last_loop_;
-  if (elapsed >= this->loop_interval_ || HighFrequencyLoopRequester::is_high_frequency()) {
-    // Even if we overran the loop interval, we still need to select()
-    // to know if any sockets have data ready
-    this->yield_with_select_(0);
-  } else {
-    uint32_t delay_time = this->loop_interval_ - elapsed;
-    uint32_t next_schedule = this->scheduler.next_schedule_in(last_op_end_time).value_or(delay_time);
-    // next_schedule is max 0.5*delay_time
-    // otherwise interval=0 schedules result in constant looping with almost no sleep
-    next_schedule = std::max(next_schedule, delay_time / 2);
-    delay_time = std::min(next_schedule, delay_time);
-
-    this->yield_with_select_(delay_time);
-  }
-  this->last_loop_ = last_op_end_time;
-
-  if (this->dump_config_at_ < this->components_.size()) {
-    this->process_dump_config_();
-  }
-}
 
 void Application::process_dump_config_() {
   if (this->dump_config_at_ == 0) {
@@ -509,41 +439,6 @@ void Application::enable_pending_loops_() {
   }
 }
 
-void Application::before_loop_tasks_(uint32_t loop_start_time) {
-#if defined(USE_SOCKET_SELECT_SUPPORT) && defined(USE_WAKE_LOOP_THREADSAFE) && !defined(USE_LWIP_FAST_SELECT)
-  // Drain wake notifications first to clear socket for next wake
-  this->drain_wake_notifications_();
-#endif
-
-  // Process scheduled tasks
-  this->scheduler.call(loop_start_time);
-
-  // Feed the watchdog timer
-  this->feed_wdt(loop_start_time);
-
-  // Process any pending enable_loop requests from ISRs
-  // This must be done before marking in_loop_ = true to avoid race conditions
-  if (this->has_pending_enable_loop_requests_) {
-    // Clear flag BEFORE processing to avoid race condition
-    // If ISR sets it during processing, we'll catch it next loop iteration
-    // This is safe because:
-    // 1. Each component has its own pending_enable_loop_ flag that we check
-    // 2. If we can't process a component (wrong state), enable_pending_loops_()
-    //    will set this flag back to true
-    // 3. Any new ISR requests during processing will set the flag again
-    this->has_pending_enable_loop_requests_ = false;
-    this->enable_pending_loops_();
-  }
-
-  // Mark that we're in the loop for safe reentrant modifications
-  this->in_loop_ = true;
-}
-
-void Application::after_loop_tasks_() {
-  // Clear the in_loop_ flag to indicate we're done processing components
-  this->in_loop_ = false;
-}
-
 #ifdef USE_LWIP_FAST_SELECT
 bool Application::register_socket(struct lwip_sock *sock) {
   // It modifies monitored_sockets_ without locking — must only be called from the main loop.
@@ -625,36 +520,10 @@ void Application::unregister_socket_fd(int fd) {
 
 #endif
 
+// Only the select() fallback path remains in the .cpp — all other paths are inlined in application.h
+#if defined(USE_SOCKET_SELECT_SUPPORT) && !defined(USE_LWIP_FAST_SELECT)
 void Application::yield_with_select_(uint32_t delay_ms) {
-  // Delay while monitoring sockets. When delay_ms is 0, always yield() to ensure other tasks run.
-#if defined(USE_SOCKET_SELECT_SUPPORT) && defined(USE_LWIP_FAST_SELECT)
-  // Fast path (ESP32/LibreTiny): reads rcvevent directly from cached lwip_sock pointers.
-  // Safe because this runs on the main loop which owns socket lifetime (create, read, close).
-  if (delay_ms == 0) [[unlikely]] {
-    yield();
-    return;
-  }
-
-  // Check if any socket already has pending data before sleeping.
-  // If a socket still has unread data (rcvevent > 0) but the task notification was already
-  // consumed, ulTaskNotifyTake would block until timeout — adding up to delay_ms latency.
-  // This scan preserves select() semantics: return immediately when any fd is ready.
-  for (struct lwip_sock *sock : this->monitored_sockets_) {
-    if (esphome_lwip_socket_has_data(sock)) {
-      yield();
-      return;
-    }
-  }
-
-  // Sleep with instant wake via FreeRTOS task notification.
-  // Woken by: callback wrapper (socket data arrives), wake_loop_threadsafe() (other tasks), or timeout.
-  // Without USE_WAKE_LOOP_THREADSAFE, only hooked socket callbacks wake the task —
-  // background tasks won't call wake, so this degrades to a pure timeout (same as old select path).
-  ulTaskNotifyTake(pdTRUE, pdMS_TO_TICKS(delay_ms));
-
-#elif defined(USE_SOCKET_SELECT_SUPPORT)
   // Fallback select() path (host platform and any future platforms without fast select).
-  // ESP32 and LibreTiny are excluded by the #if above — they use the fast path.
   if (!this->socket_fds_.empty()) [[likely]] {
     // Update fd_set if socket list has changed
     if (this->socket_fds_changed_) [[unlikely]] {
@@ -701,16 +570,8 @@ void Application::yield_with_select_(uint32_t delay_ms) {
   }
   // No sockets registered or select() failed - use regular delay
   delay(delay_ms);
-#elif (defined(USE_ESP8266) || defined(USE_RP2040)) && defined(USE_SOCKET_IMPL_LWIP_TCP)
-  // No select support but can wake on socket activity
-  // ESP8266: via esp_schedule()
-  // RP2040: via __sev()/__wfe() hardware sleep/wake
-  socket::socket_delay(delay_ms);
-#else
-  // No select support, use regular delay
-  delay(delay_ms);
-#endif
 }
+#endif  // defined(USE_SOCKET_SELECT_SUPPORT) && !defined(USE_LWIP_FAST_SELECT)
 
 // App storage — asm label shares the linker symbol with "extern Application App".
 // char[] is trivially destructible, so no __cxa_atexit or destructor chain is emitted.

esphome/core/application.h

@@ -27,6 +27,13 @@
 #ifdef USE_SOCKET_SELECT_SUPPORT
 #ifdef USE_LWIP_FAST_SELECT
 #include "esphome/core/lwip_fast_select.h"
+#ifdef USE_ESP32
+#include <freertos/FreeRTOS.h>
+#include <freertos/task.h>
+#else
+#include <FreeRTOS.h>
+#include <task.h>
+#endif
 #else
 #include <sys/select.h>
 #ifdef USE_WAKE_LOOP_THREADSAFE
@@ -34,9 +41,13 @@
 #endif
 #endif
 #endif  // USE_SOCKET_SELECT_SUPPORT
+#ifdef USE_RUNTIME_STATS
+#include "esphome/components/runtime_stats/runtime_stats.h"
+#endif
 #if (defined(USE_ESP8266) || defined(USE_RP2040)) && defined(USE_SOCKET_IMPL_LWIP_TCP)
 namespace esphome::socket {
-void socket_wake();  // NOLINT(readability-redundant-declaration)
+void socket_wake();              // NOLINT(readability-redundant-declaration)
+void socket_delay(uint32_t ms);  // NOLINT(readability-redundant-declaration)
 }  // namespace esphome::socket
 #endif
 #ifdef USE_BINARY_SENSOR
@@ -293,7 +304,7 @@ class Application {
   void setup();
 
   /// Make a loop iteration. Call this in your loop() function.
-  void loop();
+  inline void ESPHOME_ALWAYS_INLINE loop();
 
   /// Get the name of this Application set by pre_setup().
   const StringRef &get_name() const { return this->name_; }
@@ -617,8 +628,8 @@ class Application {
   void enable_component_loop_(Component *component);
   void enable_pending_loops_();
   void activate_looping_component_(uint16_t index);
-  void before_loop_tasks_(uint32_t loop_start_time);
-  void after_loop_tasks_();
+  inline void ESPHOME_ALWAYS_INLINE before_loop_tasks_(uint32_t loop_start_time);
+  inline void ESPHOME_ALWAYS_INLINE after_loop_tasks_() { this->in_loop_ = false; }
 
   /// Process dump_config output one component per loop iteration.
   /// Extracted from loop() to keep cold startup/reconnect logging out of the hot path.
@@ -628,7 +639,12 @@ class Application {
   void feed_wdt_arch_();
 
   /// Perform a delay while also monitoring socket file descriptors for readiness
+#if defined(USE_SOCKET_SELECT_SUPPORT) && !defined(USE_LWIP_FAST_SELECT)
+  // select() fallback path is too complex to inline (host platform)
   void yield_with_select_(uint32_t delay_ms);
+#else
+  inline void ESPHOME_ALWAYS_INLINE yield_with_select_(uint32_t delay_ms);
+#endif
 
 #if defined(USE_SOCKET_SELECT_SUPPORT) && defined(USE_WAKE_LOOP_THREADSAFE) && !defined(USE_LWIP_FAST_SELECT)
   void setup_wake_loop_threadsafe_();       // Create wake notification socket
@@ -814,4 +830,134 @@ inline void Application::drain_wake_notifications_() {
 }
 #endif  // defined(USE_SOCKET_SELECT_SUPPORT) && defined(USE_WAKE_LOOP_THREADSAFE) && !defined(USE_LWIP_FAST_SELECT)
 
+inline void ESPHOME_ALWAYS_INLINE Application::before_loop_tasks_(uint32_t loop_start_time) {
+#if defined(USE_SOCKET_SELECT_SUPPORT) && defined(USE_WAKE_LOOP_THREADSAFE) && !defined(USE_LWIP_FAST_SELECT)
+  // Drain wake notifications first to clear socket for next wake
+  this->drain_wake_notifications_();
+#endif
+
+  // Process scheduled tasks
+  this->scheduler.call(loop_start_time);
+
+  // Feed the watchdog timer
+  this->feed_wdt(loop_start_time);
+
+  // Process any pending enable_loop requests from ISRs
+  // This must be done before marking in_loop_ = true to avoid race conditions
+  if (this->has_pending_enable_loop_requests_) {
+    // Clear flag BEFORE processing to avoid race condition
+    // If ISR sets it during processing, we'll catch it next loop iteration
+    // This is safe because:
+    // 1. Each component has its own pending_enable_loop_ flag that we check
+    // 2. If we can't process a component (wrong state), enable_pending_loops_()
+    //    will set this flag back to true
+    // 3. Any new ISR requests during processing will set the flag again
+    this->has_pending_enable_loop_requests_ = false;
+    this->enable_pending_loops_();
+  }
+
+  // Mark that we're in the loop for safe reentrant modifications
+  this->in_loop_ = true;
+}
+
+inline void ESPHOME_ALWAYS_INLINE Application::loop() {
+  uint8_t new_app_state = 0;
+
+  // Get the initial loop time at the start
+  uint32_t last_op_end_time = millis();
+
+  this->before_loop_tasks_(last_op_end_time);
+
+  for (this->current_loop_index_ = 0; this->current_loop_index_ < this->looping_components_active_end_;
+       this->current_loop_index_++) {
+    Component *component = this->looping_components_[this->current_loop_index_];
+
+    // Update the cached time before each component runs
+    this->loop_component_start_time_ = last_op_end_time;
+
+    {
+      this->set_current_component(component);
+      WarnIfComponentBlockingGuard guard{component, last_op_end_time};
+      component->loop();
+      // Use the finish method to get the current time as the end time
+      last_op_end_time = guard.finish();
+    }
+    new_app_state |= component->get_component_state();
+    this->app_state_ |= new_app_state;
+    this->feed_wdt(last_op_end_time);
+  }
+
+  this->after_loop_tasks_();
+  this->app_state_ = new_app_state;
+
+#ifdef USE_RUNTIME_STATS
+  // Process any pending runtime stats printing after all components have run
+  // This ensures stats printing doesn't affect component timing measurements
+  if (global_runtime_stats != nullptr) {
+    global_runtime_stats->process_pending_stats(last_op_end_time);
+  }
+#endif
+
+  // Use the last component's end time instead of calling millis() again
+  auto elapsed = last_op_end_time - this->last_loop_;
+  if (elapsed >= this->loop_interval_ || HighFrequencyLoopRequester::is_high_frequency()) {
+    // Even if we overran the loop interval, we still need to select()
+    // to know if any sockets have data ready
+    this->yield_with_select_(0);
+  } else {
+    uint32_t delay_time = this->loop_interval_ - elapsed;
+    uint32_t next_schedule = this->scheduler.next_schedule_in(last_op_end_time).value_or(delay_time);
+    // next_schedule is max 0.5*delay_time
+    // otherwise interval=0 schedules result in constant looping with almost no sleep
+    next_schedule = std::max(next_schedule, delay_time / 2);
+    delay_time = std::min(next_schedule, delay_time);
+
+    this->yield_with_select_(delay_time);
+  }
+  this->last_loop_ = last_op_end_time;
+
+  if (this->dump_config_at_ < this->components_.size()) {
+    this->process_dump_config_();
+  }
+}
+
+// Inline yield_with_select_ for all paths except the select() fallback
+#if !defined(USE_SOCKET_SELECT_SUPPORT) || defined(USE_LWIP_FAST_SELECT)
+inline void ESPHOME_ALWAYS_INLINE Application::yield_with_select_(uint32_t delay_ms) {
+#if defined(USE_SOCKET_SELECT_SUPPORT) && defined(USE_LWIP_FAST_SELECT)
+  // Fast path (ESP32/LibreTiny): reads rcvevent directly from cached lwip_sock pointers.
+  // Safe because this runs on the main loop which owns socket lifetime (create, read, close).
+  if (delay_ms == 0) [[unlikely]] {
+    yield();
+    return;
+  }
+
+  // Check if any socket already has pending data before sleeping.
+  // If a socket still has unread data (rcvevent > 0) but the task notification was already
+  // consumed, ulTaskNotifyTake would block until timeout — adding up to delay_ms latency.
+  // This scan preserves select() semantics: return immediately when any fd is ready.
+  for (struct lwip_sock *sock : this->monitored_sockets_) {
+    if (esphome_lwip_socket_has_data(sock)) {
+      yield();
+      return;
+    }
+  }
+
+  // Sleep with instant wake via FreeRTOS task notification.
+  // Woken by: callback wrapper (socket data arrives), wake_loop_threadsafe() (other tasks), or timeout.
+  // Without USE_WAKE_LOOP_THREADSAFE, only hooked socket callbacks wake the task —
+  // background tasks won't call wake, so this degrades to a pure timeout (same as old select path).
+  ulTaskNotifyTake(pdTRUE, pdMS_TO_TICKS(delay_ms));
+#elif (defined(USE_ESP8266) || defined(USE_RP2040)) && defined(USE_SOCKET_IMPL_LWIP_TCP)
+  // No select support but can wake on socket activity
+  // ESP8266: via esp_schedule()
+  // RP2040: via __sev()/__wfe() hardware sleep/wake
+  socket::socket_delay(delay_ms);
+#else
+  // No select support, use regular delay
+  delay(delay_ms);
+#endif
+}
+#endif  // !defined(USE_SOCKET_SELECT_SUPPORT) || defined(USE_LWIP_FAST_SELECT)
+
 }  // namespace esphome

esphome/core/automation.h

@@ -322,7 +322,9 @@ template<typename... Ts> class Automation;
 template<typename... Ts> class Trigger {
  public:
   /// Inform the parent automation that the event has triggered.
-  void trigger(const Ts &...x) {
+  // Force-inline: collapses the Trigger→Automation→ActionList forwarding
+  // chain into a single frame, reducing automation call stack depth.
+  inline void trigger(const Ts &...x) ESPHOME_ALWAYS_INLINE {
     if (this->automation_parent_ == nullptr)
       return;
     this->automation_parent_->trigger(x...);
@@ -429,7 +431,9 @@ template<typename... Ts> class ActionList {
       this->add_action(action);
     }
   }
-  void play(const Ts &...x) {
+  // Force-inline: part of the Trigger→Automation→ActionList forwarding
+  // chain collapsed to reduce automation call stack depth.
+  inline void play(const Ts &...x) ESPHOME_ALWAYS_INLINE {
     if (this->actions_begin_ != nullptr)
       this->actions_begin_->play_complex(x...);
   }
@@ -473,7 +477,9 @@ template<typename... Ts> class Automation {
 
   void stop() { this->actions_.stop(); }
 
-  void trigger(const Ts &...x) { this->actions_.play(x...); }
+  // Force-inline: part of the Trigger→Automation→ActionList forwarding
+  // chain collapsed to reduce automation call stack depth.
+  inline void trigger(const Ts &...x) ESPHOME_ALWAYS_INLINE { this->actions_.play(x...); }
 
   bool is_running() { return this->actions_.is_running(); }
 

esphome/core/component.cpp

@@ -272,9 +272,6 @@ void Component::call() {
       break;
   }
 }
-const LogString *Component::get_component_log_str() const {
-  return this->component_source_ == nullptr ? LOG_STR("<unknown>") : this->component_source_;
-}
 bool Component::should_warn_of_blocking(uint32_t blocking_time) {
   if (blocking_time > this->warn_if_blocking_over_) {
     // Prevent overflow when adding increment - if we're about to overflow, just max out

esphome/core/component.h

@@ -294,7 +294,9 @@ class Component {
    *
    * Returns LOG_STR("<unknown>") if source not set
    */
-  const LogString *get_component_log_str() const;
+  const LogString *get_component_log_str() const {
+    return this->component_source_ == nullptr ? LOG_STR("<unknown>") : this->component_source_;
+  }
 
   bool should_warn_of_blocking(uint32_t blocking_time);
 

esphome/core/defines.h

@@ -53,6 +53,7 @@
 #define USE_ESP32_IMPROV_STATE_CALLBACK
 #define USE_EVENT
 #define USE_FAN
+#define USE_GPIO_SWITCH_INTERLOCK
 #define USE_GRAPH
 #define USE_GRAPHICAL_DISPLAY_MENU
 #define USE_HOMEASSISTANT_TIME

esphome/core/helpers.cpp

@@ -863,7 +863,16 @@ bool mac_address_is_valid(const uint8_t *mac) {
       is_all_ones = false;
     }
   }
-  return !(is_all_zeros || is_all_ones);
+  if (is_all_zeros || is_all_ones) {
+    return false;
+  }
+  // Reject multicast MACs (bit 0 of first byte set) - device MACs must be unicast.
+  // This catches garbage data from corrupted eFuse custom MAC areas, which often
+  // has random values that would otherwise pass the all-zeros/all-ones check.
+  if (mac[0] & 0x01) {
+    return false;
+  }
+  return true;
 }
 
 void IRAM_ATTR HOT delay_microseconds_safe(uint32_t us) {

esphome/core/helpers.h

@@ -1762,7 +1762,10 @@ template<typename... Ts> struct Callback<void(Ts...)> {
       // Safe under C++20 (P0593R6): byte copy into aligned storage implicitly
       // creates objects of implicit-lifetime types (trivially copyable qualifies).
       Callback cb;  // fn and ctx are zero-initialized by default
-      __builtin_memcpy(&cb.ctx_, &callable, sizeof(DecayF));
+      // Decay callable to a local variable first. When F is a function reference
+      // (e.g. void(&)(int)), &callable would point at machine code, not a pointer variable.
+      DecayF decayed = std::forward<F>(callable);
+      __builtin_memcpy(&cb.ctx_, &decayed, sizeof(DecayF));
       cb.fn_ = [](void *c, Ts... args) {
         alignas(DecayF) char buf[sizeof(DecayF)];
         __builtin_memcpy(buf, &c, sizeof(DecayF));

esphome/core/scheduler.cpp

@@ -166,7 +166,13 @@ void HOT Scheduler::set_timer_common_(Component *component, SchedulerItem::Type
   item->component = component;
   item->set_name(name_type, static_name, hash_or_id);
   item->type = type;
-  item->callback = std::move(func);
+  // Use destroy + placement-new instead of move-assignment.
+  // GCC's std::function::operator=(function&&) does a full swap dance even when the
+  // target is empty. Since recycled/new items always have an empty callback, we can
+  // destroy the empty one (no-op) and move-construct directly, saving ~40 bytes of
+  // swap/destructor code on Xtensa.
+  item->callback.~function();
+  new (&item->callback) std::function<void()>(std::move(func));
   // Reset remove flag - recycled items may have been cancelled (remove=true) in previous use
   this->set_item_removed_(item, false);
   item->is_retry = is_retry;

esphome/cpp_generator.py

@@ -565,6 +565,29 @@ def new_variable(
     return obj
 
 
+def _extract_component_ns(type_str: str) -> str:
+    """Extract the component namespace from a fully-qualified C++ type string.
+
+    Strips leading ``esphome::`` and template arguments, then returns
+    the first namespace segment.  Falls back to ``"esphome"`` when the
+    type has no namespace qualifier (after stripping templates).
+
+    Examples::
+
+        esphome::dsmr::Dsmr                                        -> dsmr
+        esphome::logger::Logger                                     -> logger
+        esphome::Automation<std::optional<bool>, std::optional<bool>> -> esphome
+        Logger                                                      -> esphome
+    """
+    bare = type_str.removeprefix("esphome::")
+    # Strip template arguments before namespace extraction to avoid
+    # matching :: inside template params (e.g. Automation<std::optional<bool>>)
+    bare_no_template = bare.split("<", maxsplit=1)[0]
+    if "::" in bare_no_template:
+        return bare_no_template.split("::", maxsplit=1)[0].rstrip("_")
+    return "esphome"
+
+
 def Pvariable(id_: ID, rhs: SafeExpType, type_: "MockObj" = None) -> "MockObj":
     """Declare a new pointer variable in the code generation.
 
@@ -579,10 +602,43 @@ def Pvariable(id_: ID, rhs: SafeExpType, type_: "MockObj" = None) -> "MockObj":
     obj = MockObj(id_, "->")
     if type_ is not None:
         id_.type = type_
-    decl = VariableDeclarationExpression(id_.type, "*", id_, static=True)
-    CORE.add_global(decl)
-    assignment = AssignmentExpression(None, None, id_, rhs)
-    CORE.add(assignment)
+
+    if isinstance(rhs, MockObj) and rhs.is_new_expr:
+        # For 'new' allocations, use placement new into static storage
+        # to avoid heap fragmentation on embedded devices.
+        the_type = id_.type
+        # Extract component namespace from type for memory analysis attribution
+        component_ns = _extract_component_ns(str(the_type))
+        storage_name = f"{component_ns}__{id_.id}__pstorage"
+
+        # Declare aligned byte array for the object storage
+        CORE.add_global(
+            RawStatement(
+                f"alignas({the_type}) static unsigned char {storage_name}[sizeof({the_type})];"
+            )
+        )
+        CORE.add_global(
+            AssignmentExpression(
+                f"static {the_type}",
+                "*const ",
+                id_,
+                MockObj(f"reinterpret_cast<{the_type} *>({storage_name})"),
+            )
+        )
+        # Extract args from the CallExpression and rebuild as placement new.
+        # Template args are already encoded in the_type (e.g. GlobalsComponent<int>),
+        # so we only pass the constructor args, not template_args.
+        call_expr = rhs.base
+        assert isinstance(call_expr, CallExpression), (
+            f"Expected CallExpression for placement new, got {type(call_expr)}"
+        )
+        placement_new = CallExpression(f"new({id_.id}) {the_type}", *call_expr.args)
+        CORE.add(ExpressionStatement(placement_new))
+    else:
+        decl = VariableDeclarationExpression(id_.type, "*", id_, static=True)
+        CORE.add_global(decl)
+        CORE.add(AssignmentExpression(None, None, id_, rhs))
+
     CORE.register_variable(id_, obj)
     return obj
 
@@ -799,11 +855,12 @@ class MockObj(Expression):
     Mostly consists of magic methods that allow ESPHome's codegen syntax.
     """
 
-    __slots__ = ("base", "op")
+    __slots__ = ("base", "op", "is_new_expr")
 
-    def __init__(self, base, op="."):
+    def __init__(self, base, op=".", is_new_expr=False) -> None:
         self.base = base
         self.op = op
+        self.is_new_expr = is_new_expr
 
     def __getattr__(self, attr: str) -> "MockObj":
         # prevent python dunder methods being replaced by mock objects
@@ -818,7 +875,7 @@ class MockObj(Expression):
 
     def __call__(self, *args: SafeExpType) -> "MockObj":
         call = CallExpression(self.base, *args)
-        return MockObj(call, self.op)
+        return MockObj(call, self.op, is_new_expr=self.is_new_expr)
 
     def __str__(self):
         return str(self.base)
@@ -832,7 +889,7 @@ class MockObj(Expression):
 
     @property
     def new(self) -> "MockObj":
-        return MockObj(f"new {self.base}", "->")
+        return MockObj(f"new {self.base}", "->", is_new_expr=True)
 
     def template(self, *args: SafeExpType) -> "MockObj":
         """Apply template parameters to this object."""

esphome/idf_component.yml

@@ -4,7 +4,7 @@ dependencies:
   esphome/esp-audio-libs:
     version: 2.0.3
   esphome/micro-opus:
-    version: 0.3.5
+    version: 0.3.6
   espressif/esp-dsp:
     version: "1.7.1"
   espressif/esp-tflite-micro:

platformio.ini

@@ -118,7 +118,7 @@ lib_deps =
     ESP8266HTTPClient                     ; http_request (Arduino built-in)
     ESP8266mDNS                           ; mdns (Arduino built-in)
     DNSServer                             ; captive_portal (Arduino built-in)
-    droscy/esp_wireguard@0.4.2            ; wireguard
+    droscy/esp_wireguard@0.4.4            ; wireguard
     lvgl/lvgl@9.5.0                       ; lvgl
 
 build_flags =
@@ -154,7 +154,7 @@ lib_deps =
     DNSServer                            ; captive_portal (Arduino built-in)
     makuna/NeoPixelBus@2.8.0             ; neopixelbus
     esphome/ESP32-audioI2S@2.3.0         ; i2s_audio
-    droscy/esp_wireguard@0.4.2           ; wireguard
+    droscy/esp_wireguard@0.4.4           ; wireguard
     kahrendt/ESPMicroSpeechFeatures@1.1.0  ; micro_wake_word
 
 build_flags =
@@ -176,7 +176,7 @@ platform_packages =
 framework = espidf
 lib_deps =
     ${common:idf.lib_deps}
-    droscy/esp_wireguard@0.4.2              ; wireguard
+    droscy/esp_wireguard@0.4.4              ; wireguard
     kahrendt/ESPMicroSpeechFeatures@1.1.0   ; micro_wake_word
     tonia/HeatpumpIR@1.0.40                 ; heatpumpir
 build_flags =
@@ -221,7 +221,7 @@ lib_compat_mode = soft
 lib_deps =
     bblanchon/ArduinoJson@7.4.2           ; json
     ESP32Async/ESPAsyncWebServer@3.9.6    ; web_server_base
-    droscy/esp_wireguard@0.4.2            ; wireguard
+    droscy/esp_wireguard@0.4.4            ; wireguard
     lvgl/lvgl@9.5.0                       ; lvgl
 build_flags =
     ${common:arduino.build_flags}

script/analyze_component_buses.py

@@ -83,6 +83,7 @@ ISOLATED_COMPONENTS = {
     "openthread": "Conflicts with wifi: used by most components",
     "openthread_info": "Conflicts with wifi: used by most components",
     "matrix_keypad": "Needs isolation due to keypad",
+    "microphone": "Defines PDM microphone requiring I2S port 0 - conflicts with micro_wake_word PDM mic when merged",
     "modbus_controller": "Defines multiple modbus buses for testing client/server functionality - conflicts with package modbus bus",
     "neopixelbus": "RMT type conflict with ESP32 Arduino/ESP-IDF headers (enum vs struct rmt_channel_t)",
     "packages": "cannot merge packages",

script/api_protobuf/api_protobuf.py

@@ -254,14 +254,17 @@ class TypeInfo(ABC):
     def dump(self, name: str) -> str:
         """Dump the value to the output."""
 
+    def calculate_tag(self) -> int:
+        """Calculate the protobuf tag (field_id << 3 | wire_type)."""
+        return (self.number << 3) | (self.wire_type & 0b111)
+
     def calculate_field_id_size(self) -> int:
         """Calculates the size of a field ID in bytes.
 
         Returns:
             The number of bytes needed to encode the field ID
         """
-        # Calculate the tag by combining field_id and wire_type
-        tag = (self.number << 3) | (self.wire_type & 0b111)
+        tag = self.calculate_tag()
 
         # Calculate the varint size
         if tag < 128:
@@ -556,6 +559,16 @@ class Fixed32Type(TypeInfo):
         o += "out.append(buffer);"
         return o
 
+    @property
+    def encode_content(self) -> str:
+        tag = self.calculate_tag()
+        if self.force and tag < 128:
+            # Emit combined tag+value write: precomputed tag + direct memcpy
+            return f"buffer.write_tag_and_fixed32({tag}, this->{self.field_name});"
+        if self.force:
+            return f"buffer.{self.encode_func}({self.number}, this->{self.field_name}, true);"
+        return f"buffer.{self.encode_func}({self.number}, this->{self.field_name});"
+
     def get_size_calculation(self, name: str, force: bool = False) -> str:
         field_id_size = self.calculate_field_id_size()
         if force:
@@ -2262,7 +2275,7 @@ def build_message_type(
         o += "}\n"
         cpp += o
         # Generate the decode() declaration in header (public method)
-        prot = "void decode(const uint8_t *buffer, size_t length) override;"
+        prot = "void decode(const uint8_t *buffer, size_t length);"
         public_content.append(prot)
 
     # Only generate encode method if this message needs encoding and has fields
@@ -2595,7 +2608,7 @@ def build_service_message_type(
         is_empty = not has_fields
         if is_empty:
             EMPTY_MESSAGES.add(mt.name)
-        hout += f"virtual void {func}({'' if is_empty else f'const {mt.name} &value'}){{}};\n"
+        hout += f"void {func}({'' if is_empty else f'const {mt.name} &value'}){{}};\n"
         case = ""
         if not is_empty:
             case += f"{mt.name} msg;\n"
@@ -2947,6 +2960,7 @@ namespace esphome::api {
     cpp = FILE_HEADER
     cpp += """\
 #include "api_pb2_service.h"
+#include "api_connection.h"
 #include "esphome/core/log.h"
 
 namespace esphome::api {
@@ -2957,7 +2971,7 @@ static const char *const TAG = "api.service";
 
     class_name = "APIServerConnectionBase"
 
-    hpp += f"class {class_name} : public ProtoService {{\n"
+    hpp += f"class {class_name} {{\n"
     hpp += " public:\n"
 
     # Add logging helper method declarations
@@ -3050,11 +3064,11 @@ static const char *const TAG = "api.service";
                 result += "#endif\n"
         return result
 
-    # Generate read_message with auth check before dispatch
-    hpp += " protected:\n"
-    hpp += "  void read_message(uint32_t msg_size, uint32_t msg_type, const uint8_t *msg_data) override;\n"
+    # Generate read_message_ as APIConnection method (not base class) so the compiler
+    # can devirtualize and inline the on_* handler calls within the same class.
+    # APIConnection declares this method in api_connection.h.
 
-    out = f"void {class_name}::read_message(uint32_t msg_size, uint32_t msg_type, const uint8_t *msg_data) {{\n"
+    out = "void APIConnection::read_message_(uint32_t msg_size, uint32_t msg_type, const uint8_t *msg_data) {\n"
 
     # Auth check block before dispatch switch
     out += "  // Check authentication/connection requirements\n"

script/ci-custom.py

@@ -890,6 +890,22 @@ def lint_no_powf_in_core(fname, match):
     )
 
 
+@lint_re_check(
+    r"[^\w]std\s*::\s*bind\s*\(" + CPP_RE_EOL,
+    include=cpp_include,
+)
+def lint_no_std_bind(fname, match):
+    return (
+        f"{highlight('std::bind()')} is not allowed in new ESPHome code. "
+        f"Lambdas are clearer, produce smaller binaries, and are more likely to fit within "
+        f"the {highlight('std::function')} small-buffer optimization (avoiding heap allocation).\n"
+        f"Please use a lambda instead.\n"
+        f"  Before: {highlight('std::bind(&Class::method, this, std::placeholders::_1)')}\n"
+        f"  After:  {highlight('[this](auto arg) { this->method(arg); }')}\n"
+        f"(If strictly necessary, add `// NOLINT` to the end of the line)"
+    )
+
+
 LOG_MULTILINE_RE = re.compile(r"ESP_LOG\w+\s*\(.*?;", re.DOTALL)
 LOG_BAD_CONTINUATION_RE = re.compile(r'\\n(?:[^ \\"\r\n\t]|"\s*\n\s*"[^ \\])')
 LOG_PERCENT_S_CONTINUATION_RE = re.compile(r'\\n(?:%s|"\s*\n\s*"%s)')

tests/benchmarks/components/binary_sensor/__init__.py

@@ -0,0 +1,5 @@
+from tests.testing_helpers import ComponentManifestOverride
+
+
+def override_manifest(manifest: ComponentManifestOverride) -> None:
+    manifest.enable_codegen()

tests/benchmarks/components/binary_sensor/bench_binary_sensor_publish.cpp

@@ -0,0 +1,61 @@
+#include <benchmark/benchmark.h>
+
+#include "esphome/components/binary_sensor/binary_sensor.h"
+
+namespace esphome::binary_sensor::benchmarks {
+
+static constexpr int kInnerIterations = 2000;
+
+// Benchmark: publish_state with alternating values (forces state change every time)
+static void BinarySensorPublish_Alternating(benchmark::State &state) {
+  BinarySensor sensor;
+
+  // First publish to establish initial state
+  sensor.publish_initial_state(false);
+
+  for (auto _ : state) {
+    for (int i = 0; i < kInnerIterations; i++) {
+      sensor.publish_state(i % 2 == 0);
+    }
+    benchmark::DoNotOptimize(sensor.state);
+  }
+  state.SetItemsProcessed(state.iterations() * kInnerIterations);
+}
+BENCHMARK(BinarySensorPublish_Alternating);
+
+// Benchmark: publish_state with same value (tests dedup fast path)
+static void BinarySensorPublish_NoChange(benchmark::State &state) {
+  BinarySensor sensor;
+
+  sensor.publish_initial_state(true);
+
+  for (auto _ : state) {
+    for (int i = 0; i < kInnerIterations; i++) {
+      sensor.publish_state(true);
+    }
+    benchmark::DoNotOptimize(sensor.state);
+  }
+  state.SetItemsProcessed(state.iterations() * kInnerIterations);
+}
+BENCHMARK(BinarySensorPublish_NoChange);
+
+// Benchmark: publish_state with a callback registered
+static void BinarySensorPublish_WithCallback(benchmark::State &state) {
+  BinarySensor sensor;
+
+  int callback_count = 0;
+  sensor.add_on_state_callback([&callback_count](bool) { callback_count++; });
+
+  sensor.publish_initial_state(false);
+
+  for (auto _ : state) {
+    for (int i = 0; i < kInnerIterations; i++) {
+      sensor.publish_state(i % 2 == 0);
+    }
+    benchmark::DoNotOptimize(callback_count);
+  }
+  state.SetItemsProcessed(state.iterations() * kInnerIterations);
+}
+BENCHMARK(BinarySensorPublish_WithCallback);
+
+}  // namespace esphome::binary_sensor::benchmarks