/*
- * Copyright (C)1998 Ian Jackson.
- * This version provided for review and comment only.
- *
- * $Id$
+ * adns.h
+ * - adns user-visible API (single-threaded, without any locking)
*/
/*
- * This file is part of adns, which is Copyright (C) 1997, 1998 Ian Jackson
+ * This file is part of adns, which is Copyright (C) 1997-1999 Ian Jackson
*
* 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
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
- * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * $Id$
*/
#ifndef ADNS_H_INCLUDED
#include <sys/socket.h>
#include <netinet/in.h>
+/* All struct in_addr anywhere in adns are in NETWORK byte order. */
+
typedef struct adns__state *adns_state;
typedef struct adns__query *adns_query;
adns_if_debug= 0x0008, /* enable all output to stderr plus debug msgs */
adns_if_noautosys= 0x0010, /* do not make syscalls at every opportunity */
adns_if_eintr= 0x0020, /* allow _wait and _synchronous to return EINTR */
+ adns_if_nosigpipe= 0x0040, /* applic has SIGPIPE set to SIG_IGN, do not protect */
} adns_initflags;
typedef enum {
adns_qf_search= 0x000001, /* use the searchlist */
adns_qf_usevc= 0x000002, /* use a virtual circuit (TCP connection) */
+ adns_qf_owner= 0x000004, /* fill in the owner field in the answer */
adns_qf_quoteok_query= 0x000010, /* allow quote-requiring chars in query domain */
adns_qf_quoteok_cname= 0x000020, /* allow ... in CNAME we go via */
adns_qf_quoteok_anshost= 0x000040, /* allow ... in answers expected to be hostnames */
} adns_rrtype;
-/* In queries without qtf_anyquote, all domains must have standard
+/* In queries without qtf_quoteok_*, all domains must have standard
* legal syntax. In queries _with_ qtf_anyquote, domains in the query
* or response may contain any characters, quoted according to
* RFC1035 5.1. On input to adns, the char* is a pointer to the
adns_s_max_misconfig= 199,
- /* fixme: implement _s_cname */
-
/* permanent problems with the query */
adns_s_querydomainwrong,
adns_s_querydomaininvalid,
typedef struct {
adns_status status;
char *cname; /* always NULL if query was for CNAME records */
+ char *owner; /* only set if requested in query flags */
adns_rrtype type; /* guaranteed to be same as in query */
+ time_t expires; /* expiry time, defined only if _s_ok, nxdomain or nodata. NOT TTL! */
int nrrs, rrsz;
union {
void *untyped;
adns_query *query_io,
adns_answer **answer_r,
void **context_r);
+/* fixme: minor cache */
void adns_cancel(adns_query query);