From b367c01b4b27ac19c75d75774c7ce162894d6035 Mon Sep 17 00:00:00 2001
From: Kevin Ahrendt <kevin.ahrendt@nabucasa.com>
Date: Tue, 12 Nov 2024 13:48:03 -0500
Subject: [PATCH] [core] Ring buffer write functions use const pointer
 parameter (#7750)

---
 esphome/core/ring_buffer.cpp | 4 ++--
 esphome/core/ring_buffer.h   | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/esphome/core/ring_buffer.cpp b/esphome/core/ring_buffer.cpp
index f97c686684..6152ada314 100644
--- a/esphome/core/ring_buffer.cpp
+++ b/esphome/core/ring_buffer.cpp
@@ -46,7 +46,7 @@ size_t RingBuffer::read(void *data, size_t len, TickType_t ticks_to_wait) {
   return bytes_read;
 }
 
-size_t RingBuffer::write(void *data, size_t len) {
+size_t RingBuffer::write(const void *data, size_t len) {
   size_t free = this->free();
   if (free < len) {
     size_t needed = len - free;
@@ -56,7 +56,7 @@ size_t RingBuffer::write(void *data, size_t len) {
   return xStreamBufferSend(this->handle_, data, len, 0);
 }
 
-size_t RingBuffer::write_without_replacement(void *data, size_t len, TickType_t ticks_to_wait) {
+size_t RingBuffer::write_without_replacement(const void *data, size_t len, TickType_t ticks_to_wait) {
   return xStreamBufferSend(this->handle_, data, len, ticks_to_wait);
 }
 
diff --git a/esphome/core/ring_buffer.h b/esphome/core/ring_buffer.h
index c0511fb52e..aade1b5f49 100644
--- a/esphome/core/ring_buffer.h
+++ b/esphome/core/ring_buffer.h
@@ -37,7 +37,7 @@ class RingBuffer {
    * @param len Number of bytes to write
    * @return Number of bytes written
    */
-  size_t write(void *data, size_t len);
+  size_t write(const void *data, size_t len);
 
   /**
    * @brief Writes to the ring buffer without overwriting oldest data.
@@ -50,7 +50,7 @@ class RingBuffer {
    * @param ticks_to_wait Maximum number of FreeRTOS ticks to wait (default: 0)
    * @return Number of bytes written
    */
-  size_t write_without_replacement(void *data, size_t len, TickType_t ticks_to_wait = 0);
+  size_t write_without_replacement(const void *data, size_t len, TickType_t ticks_to_wait = 0);
 
   /**
    * @brief Returns the number of available bytes in the ring buffer.