From b8ed7ec145d72657ed5805a08932af82d289f243 Mon Sep 17 00:00:00 2001
From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com>
Date: Fri, 5 Sep 2025 01:08:15 +0000
Subject: [PATCH 1/2] Bump aioesphomeapi from 40.0.0 to 40.0.1 (#10596)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
---
 requirements.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/requirements.txt b/requirements.txt
index 60ce3e67e3..bac5622708 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ platformio==6.1.18  # When updating platformio, also update /docker/Dockerfile
 esptool==5.0.2
 click==8.1.7
 esphome-dashboard==20250904.0
-aioesphomeapi==40.0.0
+aioesphomeapi==40.0.1
 zeroconf==0.147.0
 puremagic==1.30
 ruamel.yaml==0.18.15 # dashboard_import

From e2b6efd8dec8fd4be9391857a77ae4cc04817099 Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@home-assistant.io>
Date: Thu, 4 Sep 2025 22:28:42 -0500
Subject: [PATCH 2/2] [api] Store Noise protocol prologue in flash on ESP8266

---
 esphome/components/api/api_frame_helper_noise.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/esphome/components/api/api_frame_helper_noise.cpp b/esphome/components/api/api_frame_helper_noise.cpp
index 35d1715931..37aba7ec13 100644
--- a/esphome/components/api/api_frame_helper_noise.cpp
+++ b/esphome/components/api/api_frame_helper_noise.cpp
@@ -10,10 +10,18 @@
 #include <cstring>
 #include <cinttypes>
 
+#ifdef USE_ESP8266
+#include <pgmspace.h>
+#endif
+
 namespace esphome::api {
 
 static const char *const TAG = "api.noise";
+#ifdef USE_ESP8266
+static const char PROLOGUE_INIT[] PROGMEM = "NoiseAPIInit";
+#else
 static const char *const PROLOGUE_INIT = "NoiseAPIInit";
+#endif
 static constexpr size_t PROLOGUE_INIT_LEN = 12;  // strlen("NoiseAPIInit")
 
 #define HELPER_LOG(msg, ...) ESP_LOGVV(TAG, "%s: " msg, this->client_info_->get_combined_info().c_str(), ##__VA_ARGS__)
@@ -75,7 +83,11 @@ APIError APINoiseFrameHelper::init() {
   // init prologue
   size_t old_size = prologue_.size();
   prologue_.resize(old_size + PROLOGUE_INIT_LEN);
+#ifdef USE_ESP8266
+  memcpy_P(prologue_.data() + old_size, PROLOGUE_INIT, PROLOGUE_INIT_LEN);
+#else
   std::memcpy(prologue_.data() + old_size, PROLOGUE_INIT, PROLOGUE_INIT_LEN);
+#endif
 
   state_ = State::CLIENT_HELLO;
   return APIError::OK;