From a5b377745116de2b269cdfc5b90f08f46d0432d2 Mon Sep 17 00:00:00 2001
From: hovertank3d <isk@lzcnt.space>
Date: Thu, 13 Nov 2025 23:02:56 +0100
Subject: initial commit

---
 include/util/endian.hpp | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 include/util/endian.hpp

(limited to 'include/util/endian.hpp')

diff --git a/include/util/endian.hpp b/include/util/endian.hpp
new file mode 100644
index 0000000..18e49f6
--- /dev/null
+++ b/include/util/endian.hpp
@@ -0,0 +1,21 @@
+#pragma once
+
+#include <bit>
+#include <concepts>
+
+template <std::integral T>
+    requires(sizeof(T) <= 8)
+T to_little(T x)
+{
+	if constexpr (std::endian::native == std::endian::little || sizeof(T) == 1) {
+		return x;
+	}
+	switch (sizeof(T)) {
+	case 2:
+		return __builtin_bswap16(x);
+	case 4:
+		return __builtin_bswap32(x);
+	case 8:
+		return __builtin_bswap64(x);
+	}
+}
\ No newline at end of file
-- 
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