From 0331c7cf8726481864644c93348e088663892125 Mon Sep 17 00:00:00 2001
From: Jamie Reece Wilson <me@reece.sx>
Date: Sat, 4 Nov 2023 04:43:55 +0000
Subject: [PATCH] [+] DispatchTimeFromAuSteadyAbsNS

---
 Source/Time/Time.hpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Source/Time/Time.hpp b/Source/Time/Time.hpp
index 93f4e6b8..b4d2da06 100644
--- a/Source/Time/Time.hpp
+++ b/Source/Time/Time.hpp
@@ -43,6 +43,17 @@ namespace Aurora::Time
 
 #elif defined(AURORA_IS_POSIX_DERIVED)
 
+#if defined(AURORA_IS_XNU_DERIVED)
+    static dispatch_time_t DispatchTimeFromAuSteadyAbsNS(AuUInt64 uSteadyTimeABSNS)
+    {
+        AuUInt64 uRet {};
+        uRet = uSteadyTimeABSNS / (1000000000ull / SteadyClockJiffies());
+        uRet &= ~((1ull << 63ull) | (1ull << 62ull));
+        uRet |= (1ull << 63ull);
+        return (dispatch_time_t)uRet;
+    }
+#endif
+
     static AuInt64 ConvertUnixTimespecToMs(const struct timespec &spec)
     {
         return ConvertUnixToAuroraMS(spec.tv_sec * 1000ULL + spec.tv_nsec / 1000000ULL);