From 6537741841ca6d9394dd3f7ff2541915bd354ed5 Mon Sep 17 00:00:00 2001
From: izzy <izz@int.moe>
Date: Tue, 3 Mar 2026 21:19:08 -0500
Subject: [PATCH] feat: `GetSystemTime` and `GetLocalTime` stubs

---
 .../Cross64/Cross64Extras/Cross64Stubs.h      | 88 ++++++++++++++++++-
 1 file changed, 84 insertions(+), 4 deletions(-)

diff --git a/Minecraft.Client/Cross64/Cross64Extras/Cross64Stubs.h b/Minecraft.Client/Cross64/Cross64Extras/Cross64Stubs.h
index ed1eaa708..d6f6741d9 100644
--- a/Minecraft.Client/Cross64/Cross64Extras/Cross64Stubs.h
+++ b/Minecraft.Client/Cross64/Cross64Extras/Cross64Stubs.h
@@ -1,14 +1,94 @@
 #pragma once
 
 #include "TLSStorage.h"
+#include <chrono>
 
+using namespace std::chrono;
+
+// thread local storage
+
+inline DWORD TlsAlloc(VOID) { return TLSStorageCross64::Instance()->Alloc(); }
+
+typedef struct _SYSTEMTIME {
+  WORD wYear;
+  WORD wMonth;
+  WORD wDayOfWeek;
+  WORD wDay;
+  WORD wHour;
+  WORD wMinute;
+  WORD wSecond;
+  WORD wMilliseconds;
+} SYSTEMTIME, *PSYSTEMTIME, *LPSYSTEMTIME;
+
+inline VOID GetSystemTime(LPSYSTEMTIME lpSystemTime) {
+  const auto dateTime = system_clock::now();
+  const auto dp = floor<days>(dateTime);
+  
+  const year_month_day ymd{dp};
+  const hh_mm_ss hms{dateTime - dp};
+  const weekday wd{dp};
+
+  lpSystemTime->wYear = ymd.year();
+  lpSystemTime->wMonth = ymd.month();
+  lpSystemTime->wDayOfWeek = wd.c_encoding(); // 0 = sunday, etc
+  lpSystemTime->wHour = hms.hours();
+  lpSystemTime->wMinute = hms.minutes();
+  lpSystemTime->wSecond = hms.seconds();
+
+  auto ms = duration_cast<milliseconds>(hms.subseconds());
+  lpSystemTime->wMilliseconds = ms.count();
+};
+
+inline VOID GetLocalTime(LPSYSTEMTIME lpSystemTime) {
+  const auto dateTime = system_clock::now();
+  
+  const auto tz = current_zone();
+  const auto tpl = tz->to_local(dateTime);
+  const auto dp = floor<days>(tpl);
+
+  const year_month_day ymd{dp};
+  const hh_mm_ss hms{tpl - dp};
+  const weekday wd{dp};
+
+  lpSystemTime->wYear = ymd.year();
+  lpSystemTime->wMonth = ymd.month();
+  lpSystemTime->wDayOfWeek = wd.c_encoding(); // 0 = sunday, etc
+  lpSystemTime->wHour = hms.hours();
+  lpSystemTime->wMinute = hms.minutes();
+  lpSystemTime->wSecond = hms.seconds();
+
+  auto ms = duration_cast<milliseconds>(hms.subseconds());
+  lpSystemTime->wMilliseconds = ms.count();
+};
+
+// d3d11 stub work, i sure hope it does
 typedef struct _RECT {
-    LONG left;
-    LONG top;
-    LONG right;
-    LONG bottom;
+  LONG left;
+  LONG top;
+  LONG right;
+  LONG bottom;
 } RECT, *PRECT;
 
+typedef enum D3D11_BLEND {
+  D3D11_BLEND_ZERO = 1,
+  D3D11_BLEND_ONE = 2,
+  D3D11_BLEND_SRC_COLOR = 3,
+  D3D11_BLEND_INV_SRC_COLOR = 4,
+  D3D11_BLEND_SRC_ALPHA = 5,
+  D3D11_BLEND_INV_SRC_ALPHA = 6,
+  D3D11_BLEND_DEST_ALPHA = 7,
+  D3D11_BLEND_INV_DEST_ALPHA = 8,
+  D3D11_BLEND_DEST_COLOR = 9,
+  D3D11_BLEND_INV_DEST_COLOR = 10,
+  D3D11_BLEND_SRC_ALPHA_SAT = 11,
+  D3D11_BLEND_BLEND_FACTOR = 14,
+  D3D11_BLEND_INV_BLEND_FACTOR = 15,
+  D3D11_BLEND_SRC1_COLOR = 16,
+  D3D11_BLEND_INV_SRC1_COLOR = 17,
+  D3D11_BLEND_SRC1_ALPHA = 18,
+  D3D11_BLEND_INV_SRC1_ALPHA = 19
+} D3D11_BLEND;
+
 typedef void ID3D11Device;
 typedef void ID3D11DeviceContext;
 typedef void IDXGISwapChain;