Licensing: Update copyright dates for Ian Jackson
[adns] / client / adnshost.h
CommitLineData
d1cff511 1/*
2 * adnshost.h
3 * - useful general-purpose resolver client program, header file
4 */
5/*
ae8cc977 6 * This file is part of adns, which is
26e1c3d6 7 * Copyright (C) 1997-2000,2003,2006,2014 Ian Jackson
ae8cc977 8 * Copyright (C) 1999-2000,2003,2006 Tony Finch
9 * Copyright (C) 1991 Massachusetts Institute of Technology
10 * (See the file INSTALL for full details.)
d1cff511 11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
7f8bbe29 14 * the Free Software Foundation; either version 3, or (at your option)
d1cff511 15 * any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
8c09a4c6 23 * along with this program; if not, write to the Free Software Foundation.
d1cff511 24 */
25
26#ifndef ADNSHOST_H_INCLUDED
27#define ADNSHOST_H_INCLUDED
28
bb149f75 29#include <stdlib.h>
e3f575ff 30#include <stdio.h>
31#include <string.h>
32#include <errno.h>
33#include <signal.h>
34#include <stdarg.h>
57d68ed1 35#include <stdlib.h>
e3f575ff 36#include <assert.h>
a069d77f 37#include <time.h>
e3f575ff 38
eed63b97 39#include <sys/types.h>
d7449548 40#include <sys/socket.h>
41#include <netinet/in.h>
42#include <arpa/inet.h>
43
138722f0 44#define ADNS_FEATURE_MANYAF
d1cff511 45#include "config.h"
46#include "adns.h"
e3f575ff 47#include "dlist.h"
aa3ffb57 48#include "client.h"
d1cff511 49
0ebff22d 50#ifdef ADNS_REGRESS_TEST
51# include "hredirect.h"
52#endif
53
d1cff511 54/* declarations related to option processing */
55
e3f575ff 56struct optioninfo;
2b1c6979 57typedef void optfunc(const struct optioninfo *oi, const char *arg, const char *arg2);
d1cff511 58
e3f575ff 59struct optioninfo {
d1cff511 60 enum oi_type {
61 ot_end, ot_desconly,
2b1c6979 62 ot_flag, ot_value, ot_func, ot_funcarg, ot_funcarg2
d1cff511 63 } type;
64 const char *desc;
65 const char *sopt, *lopt;
66 int *storep, value;
67 optfunc *func;
2b1c6979 68 const char *argdesc, *argdesc2;
d1cff511 69};
70
71enum ttlmode { tm_none, tm_rel, tm_abs };
413b9ad6 72enum outputformat { fmt_default, fmt_simple, fmt_inline, fmt_asynch };
d1cff511 73
74struct perqueryflags_remember {
75 int show_owner, show_type, show_cname;
76 int ttl;
77};
78
79extern int ov_env, ov_pipe, ov_asynch;
80extern int ov_verbose;
e3f575ff 81extern adns_rrtype ov_type;
d1cff511 82extern int ov_search, ov_qc_query, ov_qc_anshost, ov_qc_cname;
138722f0 83extern int ov_tcp, ov_cname, ov_afflags, ov_v6map, ov_format;
d1cff511 84extern char *ov_id;
85extern struct perqueryflags_remember ov_pqfr;
86
aa3ffb57 87extern optfunc of_config, of_version, of_help, of_type, of_ptr, of_reverse;
0ebff22d 88extern optfunc of_asynch_id, of_cancel_id;
d1cff511 89
e3f575ff 90const struct optioninfo *opt_findl(const char *opt);
91const struct optioninfo *opt_finds(const char **optp);
2b1c6979 92void opt_do(const struct optioninfo *oip, int invert, const char *arg, const char *arg2);
e3f575ff 93
d1cff511 94/* declarations related to query processing */
95
57d68ed1 96struct query_node {
97 struct query_node *next, *back;
98 struct perqueryflags_remember pqfr;
4b2c4f8a 99 char *id, *owner;
57d68ed1 100 adns_query qu;
101};
102
e3f575ff 103extern adns_state ads;
57d68ed1 104extern struct outstanding_list { struct query_node *head, *tail; } outstanding;
e3f575ff 105
57d68ed1 106void ensure_adns_init(void);
107void query_do(const char *domain);
108void query_done(struct query_node *qun, adns_answer *answer);
e3f575ff 109
2c6eb096 110void type_info(adns_rrtype type, const char **typename_r,
111 const void *datap, char **data_r);
112 /* wrapper for adns_rr_info which uses a static buffer to provide
113 * *typename_r for adns_r_unknown */
114
115
d1cff511 116/* declarations related to main program and useful utility functions */
117
118void sysfail(const char *what, int errnoval) NONRETURNING;
e3f575ff 119void usageerr(const char *what, ...) NONRETURNPRINTFFORMAT(1,2);
57d68ed1 120void outerr(void) NONRETURNING;
e3f575ff 121
122void *xmalloc(size_t sz);
123char *xstrsave(const char *str);
d1cff511 124
57d68ed1 125extern int rcode;
0ebff22d 126extern const char *config_text; /* 0 => use defaults */
57d68ed1 127
d1cff511 128#endif