1  /*
       2   * Copyright (c) 2015 Dmitry V. Levin <ldv@strace.io>
       3   * Copyright (c) 2015-2021 The strace developers.
       4   * All rights reserved.
       5   *
       6   * SPDX-License-Identifier: LGPL-2.1-or-later
       7   */
       8  
       9  #include "defs.h"
      10  
      11  SYS_FUNC(lookup_dcookie)
      12  {
      13  	if (entering(tcp))
      14  		return 0;
      15  
      16  	/* cookie */
      17  	unsigned int argn = print_arg_llu(tcp, 0);
      18  	tprint_arg_next();
      19  
      20  	/* buffer */
      21  	if (syserror(tcp))
      22  		printaddr(tcp->u_arg[argn]);
      23  	else
      24  		printstrn(tcp, tcp->u_arg[argn], tcp->u_rval);
      25  	tprint_arg_next();
      26  
      27  	/* len */
      28  	PRINT_VAL_U(tcp->u_arg[argn + 1]);
      29  
      30  	return 0;
      31  }