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 #ifndef RDATA_GENERIC_TALINK_58_C 18 #define RDATA_GENERIC_TALINK_58_C 19 20 static inline isc_result_t 21 totext_talink(ARGS_TOTEXT) { 22 isc_region_t dregion; 23 dns_name_t prev; 24 dns_name_t next; 25 dns_name_t prefix; 26 int sub; 27 28 REQUIRE(rdata->type == dns_rdatatype_talink); 29 REQUIRE(rdata->length != 0); 30 31 dns_name_init(&prev, NULL); 32 dns_name_init(&next, NULL); 33 dns_name_init(&prefix, NULL); 34 35 dns_rdata_toregion(rdata, &dregion); 36 37 dns_name_fromregion(&prev, &dregion); 38 isc_region_consume(&dregion, name_length(&prev)); 39 40 dns_name_fromregion(&next, &dregion); 41 isc_region_consume(&dregion, name_length(&next)); 42 43 sub = name_prefix(&prev, tctx->origin, &prefix); 44 RETERR(dns_name_totext(&prefix, sub, target)); 45 46 RETERR(isc_str_tobuffer(" ", target)); 47 48 sub = name_prefix(&next, tctx->origin, &prefix); 49 return(dns_name_totext(&prefix, sub, target)); 50 } 51 52 static inline isc_result_t 53 fromwire_talink(ARGS_FROMWIRE) { 54 dns_name_t prev; 55 dns_name_t next; 56 57 REQUIRE(type == dns_rdatatype_talink); 58 59 UNUSED(type); 60 UNUSED(rdclass); 61 62 dns_decompress_setmethods(dctx, DNS_COMPRESS_NONE); 63 64 dns_name_init(&prev, NULL); 65 dns_name_init(&next, NULL); 66 67 RETERR(dns_name_fromwire(&prev, source, dctx, options, target)); 68 return(dns_name_fromwire(&next, source, dctx, options, target)); 69 } 70 71 static inline isc_result_t 72 towire_talink(ARGS_TOWIRE) { 73 isc_region_t sregion; 74 dns_name_t prev; 75 dns_name_t next; 76 dns_offsets_t moffsets; 77 dns_offsets_t roffsets; 78 79 REQUIRE(rdata->type == dns_rdatatype_talink); 80 REQUIRE(rdata->length != 0); 81 82 dns_compress_setmethods(cctx, DNS_COMPRESS_NONE); 83 84 dns_name_init(&prev, moffsets); 85 dns_name_init(&next, roffsets); 86 87 dns_rdata_toregion(rdata, &sregion); 88 89 dns_name_fromregion(&prev, &sregion); 90 isc_region_consume(&sregion, name_length(&prev)); 91 RETERR(dns_name_towire(&prev, cctx, target)); 92 93 dns_name_fromregion(&next, &sregion); 94 isc_region_consume(&sregion, name_length(&next)); 95 return(dns_name_towire(&next, cctx, target)); 96 } 97 98 #endif /* RDATA_GENERIC_TALINK_58_C */ 99