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/*
* Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1999-2001 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: ttl.h,v 1.19 2007-06-19 23:47:17 tbox Exp $ */
#ifndef DNS_TTL_H
#define DNS_TTL_H 1
/*! \file dns/ttl.h */
/***
*** Imports
***/
#include <isc/lang.h>
#include <isc/types.h>
ISC_LANG_BEGINDECLS
/***
*** Functions
***/
isc_result_t
dns_ttl_totext(isc_uint32_t src, isc_boolean_t verbose,
isc_buffer_t *target);
/*%<
* Output a TTL or other time interval in a human-readable form.
* The time interval is given as a count of seconds in 'src'.
* The text representation is appended to 'target'.
*
* If 'verbose' is ISC_FALSE, use the terse BIND 8 style, like "1w2d3h4m5s".
*
* If 'verbose' is ISC_TRUE, use a verbose style like the SOA comments
* in "dig", like "1 week 2 days 3 hours 4 minutes 5 seconds".
*
* Returns:
* \li ISC_R_SUCCESS
* \li ISC_R_NOSPACE
*/
isc_result_t
dns_counter_fromtext(isc_textregion_t *source, isc_uint32_t *ttl);
/*%<
* Converts a counter from either a plain number or a BIND 8 style value.
*
* Returns:
*\li ISC_R_SUCCESS
*\li DNS_R_SYNTAX
*/
isc_result_t
dns_ttl_fromtext(isc_textregion_t *source, isc_uint32_t *ttl);
/*%<
* Converts a ttl from either a plain number or a BIND 8 style value.
*
* Returns:
*\li ISC_R_SUCCESS
*\li DNS_R_BADTTL
*/
ISC_LANG_ENDDECLS
#endif /* DNS_TTL_H */
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