[RTL][NTDLL][KERNEL32] Implement (Rtl)GetProductInfo

sdk/lib/rtl/CMakeLists.txt

@@ -19,6 +19,7 @@ list(APPEND RTL_WINE_SOURCE
     threadpool.c
 )
 list(APPEND RTL_WINE_SOURCE_VISTA
+    product.c
     threadpool.c
 )
 set_source_files_properties(threadpool.c PROPERTIES COMPILE_DEFINITIONS __WINESRC__)

sdk/lib/rtl/product.c

@@ -0,0 +1,62 @@
+/*
+ * PROJECT:     ReactOS runtime library (RTL)
+ * LICENSE:     MIT (https://spdx.org/licenses/MIT)
+ * PURPOSE:     Implementation of RtlGetProductInfo
+ * COPYRIGHT:   Copyright 2026 Timo Kreuzer <[email protected]>
+ */
+
+/* INCLUDES *****************************************************************/
+
+#include <rtl.h>
+
+#define NDEBUG
+#include <debug.h>
+
+BOOLEAN
+WINAPI
+RtlGetProductInfo(
+    _In_ ULONG OSMajorVersion,
+    _In_ ULONG OSMinorVersion,
+    _In_ ULONG SpMajorVersion,
+    _In_ ULONG SpMinorVersion,
+    _Out_ PULONG ReturnedProductType)
+{
+    if (ReturnedProductType == NULL)
+    {
+        return FALSE;
+    }
+
+    if (OSMajorVersion < 6)
+    {
+        *ReturnedProductType = PRODUCT_UNDEFINED;
+        return FALSE;
+    }
+
+    if (SharedUserData->NtProductType == NtProductWinNt)
+    {
+        if ((OSMajorVersion == 6) && (OSMinorVersion == 0))
+        {
+            *ReturnedProductType = PRODUCT_BUSINESS;
+        }
+        else
+        {
+            *ReturnedProductType = PRODUCT_PROFESSIONAL;
+        }
+        return TRUE;
+    }
+    else if (SharedUserData->NtProductType == NtProductLanManNt)
+    {
+        *ReturnedProductType = PRODUCT_ENTERPRISE_SERVER;
+        return TRUE;
+    }
+    else if (SharedUserData->NtProductType == NtProductServer)
+    {
+        *ReturnedProductType = PRODUCT_STANDARD_SERVER;
+        return TRUE;
+    }
+
+    *ReturnedProductType = PRODUCT_UNDEFINED;
+    return FALSE;
+}
+
+/* EOF */