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Diffstat (limited to 'lib/dns/include/dns/ttl.h')
-rw-r--r-- | lib/dns/include/dns/ttl.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/lib/dns/include/dns/ttl.h b/lib/dns/include/dns/ttl.h new file mode 100644 index 0000000..9241f10 --- /dev/null +++ b/lib/dns/include/dns/ttl.h @@ -0,0 +1,82 @@ +/* + * 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 http://mozilla.org/MPL/2.0/. + * + * See the COPYRIGHT file distributed with this work for additional + * information regarding copyright ownership. + */ + + +#ifndef DNS_TTL_H +#define DNS_TTL_H 1 + +/*! \file dns/ttl.h */ + +/*** + *** Imports + ***/ + +#include <stdbool.h> + +#include <isc/lang.h> +#include <isc/types.h> + +ISC_LANG_BEGINDECLS + +/*** + *** Functions + ***/ + +isc_result_t +dns_ttl_totext(uint32_t src, bool verbose, + isc_buffer_t *target); +isc_result_t +dns_ttl_totext2(uint32_t src, bool verbose, + bool upcase, 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 false, use the terse BIND 8 style, like "1w2d3h4m5s". + * + * If 'verbose' is true, use a verbose style like the SOA comments + * in "dig", like "1 week 2 days 3 hours 4 minutes 5 seconds". + * + * If 'upcase' is true, we conform to the BIND 8 style in which + * the unit letter is capitalized if there is only a single unit + * letter to print (for example, "1m30s", but "2M") + * + * If 'upcase' is false, unit letters are always in lower case. + * + * Returns: + * \li ISC_R_SUCCESS + * \li ISC_R_NOSPACE + */ + +isc_result_t +dns_counter_fromtext(isc_textregion_t *source, 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, 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 */ |