Peter Oberndorfer : ntdll: Call NtQueryAttributesFile in RtlDoesFileExists_U.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3d57dd3f075b0c92e1c42ba9862cfdbe279d5c90
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=3d57dd3f075b0c92e1c42ba986...

Author: Peter Oberndorfer 
Date:   Thu May  3 22:33:58 2007 +0200

ntdll: Call NtQueryAttributesFile in RtlDoesFileExists_U.

---

dlls/ntdll/directory.c |   15 ++++++++++++---
 1 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/dlls/ntdll/directory.c b/dlls/ntdll/directory.c
index 7045716..64d5ba9 100644
--- a/dlls/ntdll/directory.c
+++ b/dlls/ntdll/directory.c
@@ -2013,12 +2013,21 @@ done:
 BOOLEAN WINAPI RtlDoesFileExists_U(LPCWSTR file_name)
 {
     UNICODE_STRING nt_name;
-    ANSI_STRING unix_name;
+    FILE_BASIC_INFORMATION basic_info;
+    OBJECT_ATTRIBUTES attr;
     BOOLEAN ret;

if (!RtlDosPathNameToNtPathName_U( file_name, &nt_name, NULL, NULL )) return FALSE;
-    ret = (wine_nt_to_unix_file_name( &nt_name, &unix_name, FILE_OPEN, FALSE ) == STATUS_SUCCESS);
-    if (ret) RtlFreeAnsiString( &unix_name );
+
+    attr.Length = sizeof(attr);
+    attr.RootDirectory = 0;
+    attr.ObjectName = &nt_name;
+    attr.Attributes = OBJ_CASE_INSENSITIVE;
+    attr.SecurityDescriptor = NULL;
+    attr.SecurityQualityOfService = NULL;
+
+    ret = NtQueryAttributesFile(&attr, &basic_info) == STATUS_SUCCESS;
+
     RtlFreeUnicodeString( &nt_name );
     return ret;
 }