errqueue.h

   1 /* Copyright (C) 2000 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 /* Linux version.  */
  20
  21 #ifndef _BITS_ERRQUEUE_H
  22 #define _BITS_ERRQUEUE_H  1
  23
  24 #include <sys/types.h>
  25 #include <sys/socket.h>
  26
  27 struct sock_extended_err
  28   {
  29     u_int32_t ee_errno;
  30     u_int8_t ee_origin;
  31     u_int8_t ee_type;
  32     u_int8_t ee_code;
  33     u_int8_t ee_pad;
  34     u_int32_t ee_info;
  35     u_int32_t ee_data;
  36   };
  37
  38 #define SO_EE_ORIGIN_NONE  0
  39 #define SO_EE_ORIGIN_LOCAL 1
  40 #define SO_EE_ORIGIN_ICMP  2
  41 #define SO_EE_ORIGIN_ICMP6 3
  42
  43 #define SO_EE_OFFENDER(see)     \
  44   ((struct sockaddr *)(((struct sock_extended_err)(see))+1))
  45
  46 #endif /* bits/errqueue.h */