mdw@git.distorted.org.uk Git - adns/blob - client/adnshost.h

   1 /*
   2  * adnshost.h
   3  * - useful general-purpose resolver client program, header file
   4  */
   5 /*
   6  *  This file is
   7  *    Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
   8  *
   9  *  It is part of adns, which is
  10  *    Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk>
  11  *    Copyright (C) 1999 Tony Finch <dot@dotat.at>
  12  *
  13  *  This program is free software; you can redistribute it and/or modify
  14  *  it under the terms of the GNU General Public License as published by
  15  *  the Free Software Foundation; either version 2, or (at your option)
  16  *  any later version.
  17  *
  18  *  This program is distributed in the hope that it will be useful,
  19  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *  GNU General Public License for more details.
  22  *
  23  *  You should have received a copy of the GNU General Public License
  24  *  along with this program; if not, write to the Free Software Foundation,
  25  *  Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  26  */
  27
  28 #ifndef ADNSHOST_H_INCLUDED
  29 #define ADNSHOST_H_INCLUDED
  30
  31 #include "config.h"
  32 #include "adns.h"
  33
  34 /* declarations related to option processing */
  35
  36 struct optinfo;
  37 typedef void optfunc(const struct optinfo *oi, const char *arg);
  38
  39 struct optinfo {
  40   enum oi_type {
  41     ot_end, ot_desconly,
  42     ot_flag, ot_value, ot_func, ot_funcarg
  43   } type;
  44   const char *desc;
  45   const char *sopt, *lopt;
  46   int *storep, value;
  47   optfunc *func;
  48   const char *argdesc;
  49 };
  50
  51 enum ttlmode { tm_none, tm_rel, tm_abs };
  52
  53 struct perqueryflags_remember {
  54   int show_owner, show_type, show_cname;
  55   int ttl;
  56 };
  57
  58 extern int ov_env, ov_pipe, ov_asynch;
  59 extern int ov_verbose;
  60 extern int ov_search, ov_qc_query, ov_qc_anshost, ov_qc_cname;
  61 extern int ov_tcp, ov_cname;
  62 extern char *ov_id;
  63 extern struct perqueryflags_remember ov_pqfr;
  64
  65 extern optfunc of_help, of_type, of_asynch_id, of_cancel_id;
  66
  67 /* declarations related to query processing */
  68
  69 static void of_asynch_id(const struct optinfo *oi, const char *arg) { abort(); }
  70 static void of_cancel_id(const struct optinfo *oi, const char *arg) { abort(); }
  71
  72 /* declarations related to main program and useful utility functions */
  73
  74 void sysfail(const char *what, int errnoval) NONRETURNING;
  75
  76 #endif