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/*
* adnshost.h
* - useful general-purpose resolver client program, header file
*/
/*
* This file is part of adns, which is
* Copyright (C) 1997-2000,2003,2006,2014 Ian Jackson
* Copyright (C) 2014 Mark Wooding
* Copyright (C) 1999-2000,2003,2006 Tony Finch
* Copyright (C) 1991 Massachusetts Institute of Technology
* (See the file INSTALL for full details.)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation.
*/
#ifndef ADNSHOST_H_INCLUDED
#define ADNSHOST_H_INCLUDED
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <signal.h>
#include <stdarg.h>
#include <stdlib.h>
#include <assert.h>
#include <time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#define ADNS_FEATURE_MANYAF
#include "config.h"
#include "adns.h"
#include "dlist.h"
#include "client.h"
#ifdef ADNS_REGRESS_TEST
# include "hredirect.h"
#endif
/* declarations related to option processing */
struct optioninfo;
typedef void optfunc(const struct optioninfo *oi, const char *arg, const char *arg2);
struct optioninfo {
enum oi_type {
ot_end, ot_desconly,
ot_flag, ot_value, ot_func, ot_funcarg, ot_funcarg2
} type;
const char *desc;
const char *sopt, *lopt;
int *storep, value;
optfunc *func;
const char *argdesc, *argdesc2;
};
enum ttlmode { tm_none, tm_rel, tm_abs };
enum outputformat { fmt_default, fmt_simple, fmt_inline, fmt_asynch };
struct perqueryflags_remember {
int show_owner, show_type, show_cname;
int ttl;
};
extern int ov_env, ov_pipe, ov_asynch;
extern int ov_verbose;
extern adns_rrtype ov_type;
extern int ov_search, ov_qc_query, ov_qc_anshost, ov_qc_cname;
extern int ov_tcp, ov_cname, ov_afflags, ov_v6map, ov_format;
extern char *ov_id;
extern struct perqueryflags_remember ov_pqfr;
extern optfunc of_config, of_version, of_help, of_type, of_ptr, of_reverse;
extern optfunc of_asynch_id, of_cancel_id;
const struct optioninfo *opt_findl(const char *opt);
const struct optioninfo *opt_finds(const char **optp);
void opt_do(const struct optioninfo *oip, int invert, const char *arg, const char *arg2);
/* declarations related to query processing */
struct query_node {
struct query_node *next, *back;
struct perqueryflags_remember pqfr;
char *id, *owner;
adns_query qu;
};
extern adns_state ads;
extern struct outstanding_list { struct query_node *head, *tail; } outstanding;
void ensure_adns_init(void);
void query_do(const char *domain);
void query_done(struct query_node *qun, adns_answer *answer);
void type_info(adns_rrtype type, const char **typename_r,
const void *datap, char **data_r);
/* wrapper for adns_rr_info which uses a static buffer to provide
* *typename_r for adns_r_unknown */
/* declarations related to main program and useful utility functions */
void sysfail(const char *what, int errnoval) NONRETURNING;
void usageerr(const char *what, ...) NONRETURNPRINTFFORMAT(1,2);
void outerr(void) NONRETURNING;
void *xmalloc(size_t sz);
char *xstrsave(const char *str);
extern int rcode;
extern const char *config_text; /* 0 => use defaults */
#endif
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