From 594c9551ff13558e24072c4e4974bd0d3be1db63 Mon Sep 17 00:00:00 2001
From: gubaojian <gubaojian@163.com>
Date: Thu, 26 Jun 2025 15:39:00 +0800
Subject: [PATCH 1/2] add enable simd utf8 macro

---
 src/WebSocketProtocol.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/WebSocketProtocol.h b/src/WebSocketProtocol.h
index 15d57a91c..2564646f0 100644
--- a/src/WebSocketProtocol.h
+++ b/src/WebSocketProtocol.h
@@ -25,6 +25,10 @@
 #include <cstdlib>
 #include <string_view>
 
+#ifdef ENABLE_SIMD_UTF8
+  #include <simdutf.h>
+#endif
+
 namespace uWS {
 
 /* We should not overcomplicate these */
@@ -111,6 +115,14 @@ T cond_byte_swap(T value) {
     return value;
 }
 
+#ifdef ENABLE_SIMD_UTF8
+
+static bool isValidUtf8(unsigned char *s, size_t length)
+{
+    return simdutf::validate_utf8((const char *)s, length);
+}
+
+#else
 // Based on utf8_check.c by Markus Kuhn, 2005
 // https://www.cl.cam.ac.uk/~mgk25/ucs/utf8_check.c
 // Optimized for predominantly 7-bit content by Alex Hultman, 2016
@@ -158,6 +170,8 @@ static bool isValidUtf8(unsigned char *s, size_t length)
     return true;
 }
 
+#endif
+
 struct CloseFrame {
     uint16_t code;
     char *message;

From 9ccf11ca9d22e7afd2097962914dbe7442792c5a Mon Sep 17 00:00:00 2001
From: gubaojian <gubaojian@163.com>
Date: Fri, 27 Jun 2025 08:45:15 +0800
Subject: [PATCH 2/2] change macro to UWS_USE_SIMDUTF

---
 src/WebSocketProtocol.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/WebSocketProtocol.h b/src/WebSocketProtocol.h
index 2564646f0..9aa79e229 100644
--- a/src/WebSocketProtocol.h
+++ b/src/WebSocketProtocol.h
@@ -25,7 +25,7 @@
 #include <cstdlib>
 #include <string_view>
 
-#ifdef ENABLE_SIMD_UTF8
+#ifdef UWS_USE_SIMDUTF
   #include <simdutf.h>
 #endif
 
@@ -115,7 +115,7 @@ T cond_byte_swap(T value) {
     return value;
 }
 
-#ifdef ENABLE_SIMD_UTF8
+#ifdef UWS_USE_SIMDUTF
 
 static bool isValidUtf8(unsigned char *s, size_t length)
 {