From 2be5f73755b2312ff6cfc045f5af828bdfe0bd29 Mon Sep 17 00:00:00 2001
From: momo5502 <mauriceheumann@gmail.com>
Date: Thu, 20 Nov 2025 18:25:33 +0100
Subject: [PATCH] Support ProcessPriorityClass in NtQueryInformationProcess

---
 src/common/platform/process.hpp           | 6 ++++++
 src/windows-emulator/syscalls/process.cpp | 7 +++++++
 2 files changed, 13 insertions(+)

diff --git a/src/common/platform/process.hpp b/src/common/platform/process.hpp
index d55e4ad4..a77be9b9 100644
--- a/src/common/platform/process.hpp
+++ b/src/common/platform/process.hpp
@@ -1118,4 +1118,10 @@ struct EMU_SYSTEM_LOGICAL_PROCESSOR_INFORMATION
     } DUMMYUNIONNAME;
 };
 
+struct PROCESS_PRIORITY_CLASS
+{
+    BOOLEAN Foreground;
+    UCHAR PriorityClass;
+};
+
 // NOLINTEND(modernize-use-using,cppcoreguidelines-avoid-c-arrays,hicpp-avoid-c-arrays,modernize-avoid-c-arrays)
diff --git a/src/windows-emulator/syscalls/process.cpp b/src/windows-emulator/syscalls/process.cpp
index 4a99ba27..5c79929d 100644
--- a/src/windows-emulator/syscalls/process.cpp
+++ b/src/windows-emulator/syscalls/process.cpp
@@ -86,6 +86,13 @@ namespace syscalls
                 b = FALSE; //
             });
 
+        case ProcessPriorityClass:
+            return handle_query<PROCESS_PRIORITY_CLASS>(c.emu, process_information, process_information_length, return_length,
+                                                        [](PROCESS_PRIORITY_CLASS& c) {
+                                                            c.Foreground = 1;
+                                                            c.PriorityClass = 32; // Normal
+                                                        });
+
         case ProcessBasicInformation:
             return handle_query<PROCESS_BASIC_INFORMATION64>(c.emu, process_information, process_information_length, return_length,
                                                              [&](PROCESS_BASIC_INFORMATION64& basic_info) {