From d31138fccab8ff2770997f5e1c3e51ea7dba8fb9 Mon Sep 17 00:00:00 2001
From: ParantezTech <12572227+par274@users.noreply.github.com>
Date: Thu, 8 Oct 2026 17:28:24 +0300
Subject: [PATCH] [Json] Track the global special-float handler

Co-authored-by: Sekai <140012992+SekaixX@users.noreply.github.com>
---
 src/SharpEmu.Libs/Json/JsonExports.cs    | 19 +++++++++++++++++++
 src/SharpEmu.Libs/Json/JsonValueModel.cs |  6 ++++++
 2 files changed, 25 insertions(+)

diff --git a/src/SharpEmu.Libs/Json/JsonExports.cs b/src/SharpEmu.Libs/Json/JsonExports.cs
index ba3fc3d..cd7f629 100644
--- a/src/SharpEmu.Libs/Json/JsonExports.cs
+++ b/src/SharpEmu.Libs/Json/JsonExports.cs
@@ -141,6 +141,25 @@ public static class JsonExports
         InitializerSetGlobalNullAccessCallback(ctx);
     #pragma warning restore SHEM004
 
+    [SysAbiExport(
+        Nid = "i1393UBWu1U",
+        ExportName = "_ZN3sce4Json11Initializer28setGlobalSpecialFloatHandlerEPFKNS0_5ValueENS0_12FunctionTypeEdPS3_PvPbES6_",
+        Target = Generation.Gen4 | Generation.Gen5,
+        LibraryName = "libSceJson")]
+    public static int InitializerSetGlobalSpecialFloatHandler(CpuContext ctx)
+    {
+        var thisAddress = ctx[CpuRegister.Rdi];
+        if (thisAddress == 0)
+        {
+            return SetReturn(ctx, (int)OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT);
+        }
+
+        JsonObjectHeap.GlobalSpecialFloatHandler = ctx[CpuRegister.Rsi];
+        JsonObjectHeap.GlobalSpecialFloatHandlerContext = ctx[CpuRegister.Rdx];
+        TraceJson("Initializer.setGlobalSpecialFloatHandler", thisAddress, ctx[CpuRegister.Rsi]);
+        return SetReturn(ctx, 0);
+    }
+
     [SysAbiExport(
         Nid = "WSOuge5IsCg",
         ExportName = "_ZN3sce4Json14InitParameter2C1Ev",
diff --git a/src/SharpEmu.Libs/Json/JsonValueModel.cs b/src/SharpEmu.Libs/Json/JsonValueModel.cs
index b5415d8..945dd6a 100644
--- a/src/SharpEmu.Libs/Json/JsonValueModel.cs
+++ b/src/SharpEmu.Libs/Json/JsonValueModel.cs
@@ -87,6 +87,10 @@ internal static class JsonObjectHeap
 
     public static ulong GlobalNullAccessCallbackContext;
 
+    public static ulong GlobalSpecialFloatHandler;
+
+    public static ulong GlobalSpecialFloatHandlerContext;
+
     public static void SetValue(ulong address, JsonValueState state) => Values[address] = state;
 
     public static void RemoveValue(ulong address) => Values.TryRemove(address, out _);
@@ -106,5 +110,7 @@ internal static class JsonObjectHeap
         Strings.Clear();
         GlobalNullAccessCallback = 0;
         GlobalNullAccessCallbackContext = 0;
+        GlobalSpecialFloatHandler = 0;
+        GlobalSpecialFloatHandlerContext = 0;
     }
 }