diff options
Diffstat (limited to 'lib/dns/rdata/generic/gpos_27.c')
| -rw-r--r-- | lib/dns/rdata/generic/gpos_27.c | 256 |
1 files changed, 256 insertions, 0 deletions
diff --git a/lib/dns/rdata/generic/gpos_27.c b/lib/dns/rdata/generic/gpos_27.c new file mode 100644 index 0000000..9d02779 --- /dev/null +++ b/lib/dns/rdata/generic/gpos_27.c @@ -0,0 +1,256 @@ +/* + * Copyright (C) Internet Systems Consortium, Inc. ("ISC") + * + * SPDX-License-Identifier: MPL-2.0 + * + * 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. + */ + +/* RFC1712 */ + +#ifndef RDATA_GENERIC_GPOS_27_C +#define RDATA_GENERIC_GPOS_27_C + +#define RRTYPE_GPOS_ATTRIBUTES (0) + +static isc_result_t +fromtext_gpos(ARGS_FROMTEXT) { + isc_token_t token; + int i; + + REQUIRE(type == dns_rdatatype_gpos); + + UNUSED(type); + UNUSED(rdclass); + UNUSED(origin); + UNUSED(options); + UNUSED(callbacks); + + for (i = 0; i < 3; i++) { + RETERR(isc_lex_getmastertoken(lexer, &token, + isc_tokentype_qstring, false)); + RETTOK(txt_fromtext(&token.value.as_textregion, target)); + } + return (ISC_R_SUCCESS); +} + +static isc_result_t +totext_gpos(ARGS_TOTEXT) { + isc_region_t region; + int i; + + REQUIRE(rdata->type == dns_rdatatype_gpos); + REQUIRE(rdata->length != 0); + + UNUSED(tctx); + + dns_rdata_toregion(rdata, ®ion); + + for (i = 0; i < 3; i++) { + RETERR(txt_totext(®ion, true, target)); + if (i != 2) { + RETERR(str_totext(" ", target)); + } + } + + return (ISC_R_SUCCESS); +} + +static isc_result_t +fromwire_gpos(ARGS_FROMWIRE) { + int i; + + REQUIRE(type == dns_rdatatype_gpos); + + UNUSED(type); + UNUSED(dctx); + UNUSED(rdclass); + UNUSED(options); + + for (i = 0; i < 3; i++) { + RETERR(txt_fromwire(source, target)); + } + return (ISC_R_SUCCESS); +} + +static isc_result_t +towire_gpos(ARGS_TOWIRE) { + REQUIRE(rdata->type == dns_rdatatype_gpos); + REQUIRE(rdata->length != 0); + + UNUSED(cctx); + + return (mem_tobuffer(target, rdata->data, rdata->length)); +} + +static int +compare_gpos(ARGS_COMPARE) { + isc_region_t r1; + isc_region_t r2; + + REQUIRE(rdata1->type == rdata2->type); + REQUIRE(rdata1->rdclass == rdata2->rdclass); + REQUIRE(rdata1->type == dns_rdatatype_gpos); + REQUIRE(rdata1->length != 0); + REQUIRE(rdata2->length != 0); + + dns_rdata_toregion(rdata1, &r1); + dns_rdata_toregion(rdata2, &r2); + return (isc_region_compare(&r1, &r2)); +} + +static isc_result_t +fromstruct_gpos(ARGS_FROMSTRUCT) { + dns_rdata_gpos_t *gpos = source; + + REQUIRE(type == dns_rdatatype_gpos); + REQUIRE(gpos != NULL); + REQUIRE(gpos->common.rdtype == type); + REQUIRE(gpos->common.rdclass == rdclass); + + UNUSED(type); + UNUSED(rdclass); + + RETERR(uint8_tobuffer(gpos->long_len, target)); + RETERR(mem_tobuffer(target, gpos->longitude, gpos->long_len)); + RETERR(uint8_tobuffer(gpos->lat_len, target)); + RETERR(mem_tobuffer(target, gpos->latitude, gpos->lat_len)); + RETERR(uint8_tobuffer(gpos->alt_len, target)); + return (mem_tobuffer(target, gpos->altitude, gpos->alt_len)); +} + +static isc_result_t +tostruct_gpos(ARGS_TOSTRUCT) { + dns_rdata_gpos_t *gpos = target; + isc_region_t region; + + REQUIRE(rdata->type == dns_rdatatype_gpos); + REQUIRE(gpos != NULL); + REQUIRE(rdata->length != 0); + + gpos->common.rdclass = rdata->rdclass; + gpos->common.rdtype = rdata->type; + ISC_LINK_INIT(&gpos->common, link); + + dns_rdata_toregion(rdata, ®ion); + gpos->long_len = uint8_fromregion(®ion); + isc_region_consume(®ion, 1); + gpos->longitude = mem_maybedup(mctx, region.base, gpos->long_len); + if (gpos->longitude == NULL) { + return (ISC_R_NOMEMORY); + } + isc_region_consume(®ion, gpos->long_len); + + gpos->lat_len = uint8_fromregion(®ion); + isc_region_consume(®ion, 1); + gpos->latitude = mem_maybedup(mctx, region.base, gpos->lat_len); + if (gpos->latitude == NULL) { + goto cleanup_longitude; + } + isc_region_consume(®ion, gpos->lat_len); + + gpos->alt_len = uint8_fromregion(®ion); + isc_region_consume(®ion, 1); + if (gpos->lat_len > 0) { + gpos->altitude = mem_maybedup(mctx, region.base, gpos->alt_len); + if (gpos->altitude == NULL) { + goto cleanup_latitude; + } + } else { + gpos->altitude = NULL; + } + + gpos->mctx = mctx; + return (ISC_R_SUCCESS); + +cleanup_latitude: + if (mctx != NULL && gpos->longitude != NULL) { + isc_mem_free(mctx, gpos->longitude); + } + +cleanup_longitude: + if (mctx != NULL && gpos->latitude != NULL) { + isc_mem_free(mctx, gpos->latitude); + } + return (ISC_R_NOMEMORY); +} + +static void +freestruct_gpos(ARGS_FREESTRUCT) { + dns_rdata_gpos_t *gpos = source; + + REQUIRE(gpos != NULL); + REQUIRE(gpos->common.rdtype == dns_rdatatype_gpos); + + if (gpos->mctx == NULL) { + return; + } + + if (gpos->longitude != NULL) { + isc_mem_free(gpos->mctx, gpos->longitude); + } + if (gpos->latitude != NULL) { + isc_mem_free(gpos->mctx, gpos->latitude); + } + if (gpos->altitude != NULL) { + isc_mem_free(gpos->mctx, gpos->altitude); + } + gpos->mctx = NULL; +} + +static isc_result_t +additionaldata_gpos(ARGS_ADDLDATA) { + REQUIRE(rdata->type == dns_rdatatype_gpos); + + UNUSED(rdata); + UNUSED(add); + UNUSED(arg); + + return (ISC_R_SUCCESS); +} + +static isc_result_t +digest_gpos(ARGS_DIGEST) { + isc_region_t r; + + REQUIRE(rdata->type == dns_rdatatype_gpos); + + dns_rdata_toregion(rdata, &r); + + return ((digest)(arg, &r)); +} + +static bool +checkowner_gpos(ARGS_CHECKOWNER) { + REQUIRE(type == dns_rdatatype_gpos); + + UNUSED(name); + UNUSED(type); + UNUSED(rdclass); + UNUSED(wildcard); + + return (true); +} + +static bool +checknames_gpos(ARGS_CHECKNAMES) { + REQUIRE(rdata->type == dns_rdatatype_gpos); + + UNUSED(rdata); + UNUSED(owner); + UNUSED(bad); + + return (true); +} + +static int +casecompare_gpos(ARGS_COMPARE) { + return (compare_gpos(rdata1, rdata2)); +} + +#endif /* RDATA_GENERIC_GPOS_27_C */ |