ÿØÿà JFIF 

  
 
  ÿÛ „ 	 ( %!1!%)+//.383,7(-.+




-%%-////---/-.+/--+------/------/--0+--/-/-----.-----ÿÀ  ¥
2
" 

ÿÄ  
 

            
ÿÄ J 
 	    
 ! 1AQ"aq2‘#BR‚¡ÁÑ3br’¢±Âð$CSƒ²á4c“%DsÓñÿÄ 

 

            
ÿÄ *
 
       
!1AQa‘"2q3±ð#b¡ÿÚ 
  ? ¼Q





xJQaÍuò¸Zö Úü8,Ð







Úú
"SSn<rçù–´
âE—^ªBÖ9À\†¸ÔÁT­ÃÛ5
ëd´³Í#Ý;Þ38œî ¶H£M:wÎ3…³…âpÔF&‚FK¸9„â4àGEõªfÿ ‘ñ(ßw­pŽF|È¥ù®häðÍѶ¹‘[ÒinÙW¶ùñY˜Q{›K"išÒ[Ú8žë\F¹@-?v"ÔU”,ìöžkÿ {I‡£šÍ?e
ríV
..............................................................................................................................................................................
.............................................................................                                                  
                                                                                                                                                                                     ÿØÿà JFIF 

  
 
  ÿÛ „ 	 ( %!1!%)+//.383,7(-.+




-%%-////---/-.+/--+------/------/--0+--/-/-----.-----ÿÀ  ¥
2
" 

ÿÄ  
 

            
ÿÄ J 
 	    
 ! 1AQ"aq2‘#BR‚¡ÁÑ3br’¢±Âð$CSƒ²á4c“%DsÓñÿÄ 

 

            
ÿÄ *
 
       
!1AQa‘"2q3±ð#b¡ÿÚ 
  ? ¼Q





xJQaÍuò¸Zö Úü8,Ð







Úú
"SSn<rçù–´
âE—^ªBÖ9À\†¸ÔÁT­ÃÛ5
ëd´³Í#Ý;Þ38œî ¶H£M:wÎ3…³…âpÔF&‚FK¸9„â4àGEõªfÿ ‘ñ(ßw­pŽF|È¥ù®häðÍѶ¹‘[ÒinÙW¶ùñY˜Q{›K"išÒ[Ú8žë\F¹@-?v"ÔU”,ìöžkÿ {I‡£šÍ?e
ríV
..............................................................................................................................................................................
.............................................................................                                                  
                                                                                                                                                                                     /*
 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */


#ifndef DNS_SOA_H
#define DNS_SOA_H 1

/*****
 ***** Module Info
 *****/

/*! \file dns/soa.h
 * \brief
 * SOA utilities.
 */

/***
 *** Imports
 ***/

#include <inttypes.h>

#include <isc/lang.h>
#include <isc/types.h>

#include <dns/types.h>

ISC_LANG_BEGINDECLS

#define DNS_SOA_BUFFERSIZE      ((2 * DNS_NAME_MAXWIRE) + (4 * 5))

isc_result_t
dns_soa_buildrdata(dns_name_t *origin, dns_name_t *contact,
		   dns_rdataclass_t rdclass,
		   uint32_t serial, uint32_t refresh,
		   uint32_t retry, uint32_t expire,
		   uint32_t minimum, unsigned char *buffer,
		   dns_rdata_t *rdata);
/*%<
 * Build the rdata of an SOA record.
 *
 * Requires:
 *\li   buffer  Points to a temporary buffer of at least
 *              DNS_SOA_BUFFERSIZE bytes.
 *\li   rdata   Points to an initialized dns_rdata_t.
 *
 * Ensures:
 *  \li    *rdata       Contains a valid SOA rdata.  The 'data' member
 *  			refers to 'buffer'.
 */

uint32_t
dns_soa_getserial(dns_rdata_t *rdata);
uint32_t
dns_soa_getrefresh(dns_rdata_t *rdata);
uint32_t
dns_soa_getretry(dns_rdata_t *rdata);
uint32_t
dns_soa_getexpire(dns_rdata_t *rdata);
uint32_t
dns_soa_getminimum(dns_rdata_t *rdata);
/*
 * Extract an integer field from the rdata of a SOA record.
 *
 * Requires:
 *	rdata refers to the rdata of a well-formed SOA record.
 */

void
dns_soa_setserial(uint32_t val, dns_rdata_t *rdata);
void
dns_soa_setrefresh(uint32_t val, dns_rdata_t *rdata);
void
dns_soa_setretry(uint32_t val, dns_rdata_t *rdata);
void
dns_soa_setexpire(uint32_t val, dns_rdata_t *rdata);
void
dns_soa_setminimum(uint32_t val, dns_rdata_t *rdata);
/*
 * Change an integer field of a SOA record by modifying the
 * rdata in-place.
 *
 * Requires:
 *	rdata refers to the rdata of a well-formed SOA record.
 */


ISC_LANG_ENDDECLS

#endif /* DNS_SOA_H */