IopFileUtilClearAttributes

NTSTATUS __stdcall IopFileUtilClearAttributes(
        _UNICODE_STRING *FullPathName,
        UINT64 FileAttributes,
        INT64 a3,
        INT64 a4,
        INT64 a5,
        INT64 a6,
        INT64 a7,
        INT64 a8){
  NTSTATUS result; 
  int v9; 
  unsigned int v10; 
  UINT64 ShareAccess; 
  UINT64 ShareAccessa; 
  UINT64 OpenOptions; 
  VOID *FileHandle; 
  _IO_STATUS_BLOCK IoStatusBlock; 
  _OBJECT_ATTRIBUTES ObjectAttributes; 
  __int128 FileInformation; 
  __int128 v18; 
  __int64 v19; 

  FileHandle = 0i64;
  *(&ObjectAttributes.Length + 1) = 0;
  memset(&ObjectAttributes.Attributes + 1, 0, 20);
  ObjectAttributes.ObjectName = FullPathName;
  LODWORD(OpenOptions) = 2113570;
  ObjectAttributes.RootDirectory = 0i64;
  v19 = 0i64;
  IoStatusBlock = 0i64;
  ObjectAttributes.Length = 48;
  FileInformation = 0i64;
  ObjectAttributes.Attributes = 576;
  v18 = 0i64;
  LODWORD(ShareAccess) = 3;
  result = ZwOpenFile(&FileHandle, 0x100180ui64, &ObjectAttributes, &IoStatusBlock, ShareAccess, OpenOptions);
  if( result >= 0 )
  {
    v9 = ZwQueryInformationFile(FileHandle, &IoStatusBlock, &FileInformation, 0x28ui64, FileBasicInformation);
    if( v9 >= 0 && (v19 & 7) != 0 )
    {
      LODWORD(ShareAccessa) = 4;
      v10 = v19 & 0xFFFFFFF8;
      if( (v19 & 0xFFFFFFF8) == 0 )
        v10 = 128;
      FileInformation = 0i64;
      v19 = v10;
      v18 = 0i64;
      v9 = ZwSetInformationFile(
             (UINT64)FileHandle,
             (UINT64)&IoStatusBlock,
             (INT8 *)&FileInformation,
             0x28ui64,
             ShareAccessa);
    }
    ZwClose((_HANDLE)FileHandle);
    return v9;
  }
  return result;
}

Referenced by: