isdn_20.c revision 1.9
1/* 2 * Copyright (C) Internet Systems Consortium, Inc. ("ISC") 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 9 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 10 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 11 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 12 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 13 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 14 * PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17/* $Id: isdn_20.c,v 1.9 2020/02/25 05:00:43 jsg Exp $ */ 18 19/* Reviewed: Wed Mar 15 16:53:11 PST 2000 by bwelling */ 20 21/* RFC1183 */ 22 23#ifndef RDATA_GENERIC_ISDN_20_C 24#define RDATA_GENERIC_ISDN_20_C 25 26#define RRTYPE_ISDN_ATTRIBUTES (0) 27 28static inline isc_result_t 29totext_isdn(ARGS_TOTEXT) { 30 isc_region_t region; 31 32 REQUIRE(rdata->type == dns_rdatatype_isdn); 33 REQUIRE(rdata->length != 0); 34 35 UNUSED(tctx); 36 37 dns_rdata_toregion(rdata, ®ion); 38 RETERR(txt_totext(®ion, ISC_TRUE, target)); 39 if (region.length == 0) 40 return (ISC_R_SUCCESS); 41 RETERR(str_totext(" ", target)); 42 return (txt_totext(®ion, ISC_TRUE, target)); 43} 44 45static inline isc_result_t 46fromwire_isdn(ARGS_FROMWIRE) { 47 REQUIRE(type == dns_rdatatype_isdn); 48 49 UNUSED(type); 50 UNUSED(dctx); 51 UNUSED(rdclass); 52 UNUSED(options); 53 54 RETERR(txt_fromwire(source, target)); 55 if (buffer_empty(source)) 56 return (ISC_R_SUCCESS); 57 return (txt_fromwire(source, target)); 58} 59 60static inline isc_result_t 61towire_isdn(ARGS_TOWIRE) { 62 UNUSED(cctx); 63 64 REQUIRE(rdata->type == dns_rdatatype_isdn); 65 REQUIRE(rdata->length != 0); 66 67 return (mem_tobuffer(target, rdata->data, rdata->length)); 68} 69 70#endif /* RDATA_GENERIC_ISDN_20_C */ 71