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/*
* Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1999-2002 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: callbacks.h,v 1.24 2007-06-19 23:47:16 tbox Exp $ */
#ifndef DNS_CALLBACKS_H
#define DNS_CALLBACKS_H 1
/*! \file dns/callbacks.h */
/***
*** Imports
***/
#include <isc/lang.h>
#include <dns/types.h>
ISC_LANG_BEGINDECLS
/***
*** Types
***/
struct dns_rdatacallbacks {
/*%
* dns_load_master calls this when it has rdatasets to commit.
*/
dns_addrdatasetfunc_t add;
/*%
* dns_load_master / dns_rdata_fromtext call this to issue a error.
*/
void (*error)(struct dns_rdatacallbacks *, const char *, ...);
/*%
* dns_load_master / dns_rdata_fromtext call this to issue a warning.
*/
void (*warn)(struct dns_rdatacallbacks *, const char *, ...);
/*%
* Private data handles for use by the above callback functions.
*/
void *add_private;
void *error_private;
void *warn_private;
};
/***
*** Initialization
***/
void
dns_rdatacallbacks_init(dns_rdatacallbacks_t *callbacks);
/*%<
* Initialize 'callbacks'.
*
*
* \li 'error' and 'warn' are set to default callbacks that print the
* error message through the DNS library log context.
*
*\li All other elements are initialized to NULL.
*
* Requires:
* \li 'callbacks' is a valid dns_rdatacallbacks_t,
*/
void
dns_rdatacallbacks_init_stdio(dns_rdatacallbacks_t *callbacks);
/*%<
* Like dns_rdatacallbacks_init, but logs to stdio.
*/
ISC_LANG_ENDDECLS
#endif /* DNS_CALLBACKS_H */
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