ntdll: Initial implementation of FileLinkInformationEx.

dlls/ntdll/unix/file.c

@@ -4830,13 +4830,23 @@ NTSTATUS WINAPI NtSetInformationFile( HANDLE handle, IO_STATUS_BLOCK *io,
         break;
 
     case FileLinkInformation:
+    case FileLinkInformationEx:
         if (len >= sizeof(FILE_LINK_INFORMATION))
         {
             FILE_LINK_INFORMATION *info = ptr;
+            unsigned int flags;
             UNICODE_STRING name_str, redir;
             OBJECT_ATTRIBUTES attr;
             char *unix_name;
 
+            if (class == FileLinkInformation)
+                flags = info->ReplaceIfExists ? FILE_LINK_REPLACE_IF_EXISTS : 0;
+            else
+                flags = info->Flags;
+
+            if (flags & ~FILE_LINK_REPLACE_IF_EXISTS)
+                FIXME( "unsupported flags: %#x\n", flags );
+
             name_str.Buffer = info->FileName;
             name_str.Length = info->FileNameLength;
             name_str.MaximumLength = info->FileNameLength + sizeof(WCHAR);
@@ -4852,7 +4862,7 @@ NTSTATUS WINAPI NtSetInformationFile( HANDLE handle, IO_STATUS_BLOCK *io,
                     req->rootdir  = wine_server_obj_handle( attr.RootDirectory );
                     req->namelen  = attr.ObjectName->Length;
                     req->link     = TRUE;
-                    req->flags    = info->ReplaceIfExists ? FILE_LINK_REPLACE_IF_EXISTS : 0;
+                    req->flags    = flags;
                     wine_server_add_data( req, attr.ObjectName->Buffer, attr.ObjectName->Length );
                     wine_server_add_data( req, unix_name, strlen(unix_name) );
                     status  = wine_server_call( req );

dlls/wow64/file.c

@@ -794,6 +794,7 @@ NTSTATUS WINAPI wow64_NtSetInformationFile( UINT *args )
     case FileRenameInformation:   /* FILE_RENAME_INFORMATION */
     case FileRenameInformationEx:   /* FILE_RENAME_INFORMATION */
     case FileLinkInformation:   /* FILE_LINK_INFORMATION */
+    case FileLinkInformationEx:   /* FILE_LINK_INFORMATION */
         if (len >= sizeof(FILE_RENAME_INFORMATION32))
         {
             OBJECT_ATTRIBUTES attr;