From 2f2819466bbc551ae37d72c7c9a759bd82d5e003 Mon Sep 17 00:00:00 2001
From: Alexandre Julliard <julliard@winehq.org>
Date: Tue, 21 Mar 2006 11:31:23 +0100
Subject: [PATCH] ntdll: Detect the fake dlls created by setupapi and refuse to
 load them.

---
 dlls/ntdll/loader.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/dlls/ntdll/loader.c b/dlls/ntdll/loader.c
index efc2bed0c9..967c2989c9 100644
--- a/dlls/ntdll/loader.c
+++ b/dlls/ntdll/loader.c
@@ -1201,6 +1201,22 @@ NTSTATUS WINAPI LdrGetProcedureAddress(HMODULE module, const ANSI_STRING *name,
 }
 
 
+/***********************************************************************
+ *           is_fake_dll
+ *
+ * Check if a loaded native dll is a Wine fake dll.
+ */
+static BOOL is_fake_dll( const void *base )
+{
+    static const char fakedll_signature[] = "Wine placeholder DLL";
+    const IMAGE_DOS_HEADER *dos = base;
+
+    if (dos->e_lfanew >= sizeof(*dos) + sizeof(fakedll_signature) &&
+        !memcmp( dos + 1, fakedll_signature, sizeof(fakedll_signature) )) return TRUE;
+    return FALSE;
+}
+
+
 /***********************************************************************
  *           get_builtin_fullname
  *
@@ -1371,6 +1387,13 @@ static NTSTATUS load_native_dll( LPCWSTR load_path, LPCWSTR name, HANDLE file,
     NtClose( mapping );
     if (status != STATUS_SUCCESS) return status;
 
+    if (is_fake_dll( module ))
+    {
+        TRACE( "%s is a fake dll, not loading it\n", debugstr_w(name) );
+        NtUnmapViewOfSection( NtCurrentProcess(), module );
+        return STATUS_DLL_NOT_FOUND;
+    }
+
     /* create the MODREF */
 
     if (!(wm = alloc_module( module, name ))) return STATUS_NO_MEMORY;
-- 
2.32.0.93.g670b81a890