diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 07:24:22 +0000 |
commit | 45d6379135504814ab723b57f0eb8be23393a51d (patch) | |
tree | d4f2ec4acca824a8446387a758b0ce4238a4dffa /lib/dns/rdata/generic/loc_29.c | |
parent | Initial commit. (diff) | |
download | bind9-upstream.tar.xz bind9-upstream.zip |
Adding upstream version 1:9.16.44.upstream/1%9.16.44upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | lib/dns/rdata/generic/loc_29.c | 838 |
1 files changed, 838 insertions, 0 deletions
diff --git a/lib/dns/rdata/generic/loc_29.c b/lib/dns/rdata/generic/loc_29.c new file mode 100644 index 0000000..f2a08b5 --- /dev/null +++ b/lib/dns/rdata/generic/loc_29.c @@ -0,0 +1,838 @@ +/* + * 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. + */ + +/* RFC1876 */ + +#ifndef RDATA_GENERIC_LOC_29_C +#define RDATA_GENERIC_LOC_29_C + +#define RRTYPE_LOC_ATTRIBUTES (0) + +static isc_result_t +loc_getdecimal(const char *str, unsigned long max, size_t precision, char units, + unsigned long *valuep) { + bool ok; + char *e; + size_t i; + long tmp; + unsigned long value; + + value = strtoul(str, &e, 10); + if (*e != 0 && *e != '.' && *e != units) { + return (DNS_R_SYNTAX); + } + if (value > max) { + return (ISC_R_RANGE); + } + ok = e != str; + if (*e == '.') { + e++; + for (i = 0; i < precision; i++) { + if (*e == 0 || *e == units) { + break; + } + if ((tmp = decvalue(*e++)) < 0) { + return (DNS_R_SYNTAX); + } + ok = true; + value *= 10; + value += tmp; + } + for (; i < precision; i++) { + value *= 10; + } + } else { + for (i = 0; i < precision; i++) { + value *= 10; + } + } + if (*e != 0 && *e == units) { + e++; + } + if (!ok || *e != 0) { + return (DNS_R_SYNTAX); + } + *valuep = value; + return (ISC_R_SUCCESS); +} + +static isc_result_t +loc_getprecision(const char *str, unsigned char *valuep) { + unsigned long poweroften[8] = { 1, 10, 100, 1000, + 10000, 100000, 1000000, 10000000 }; + unsigned long m, cm; + bool ok; + char *e; + size_t i; + long tmp; + int man; + int exp; + + m = strtoul(str, &e, 10); + if (*e != 0 && *e != '.' && *e != 'm') { + return (DNS_R_SYNTAX); + } + if (m > 90000000) { + return (ISC_R_RANGE); + } + cm = 0; + ok = e != str; + if (*e == '.') { + e++; + for (i = 0; i < 2; i++) { + if (*e == 0 || *e == 'm') { + break; + } + if ((tmp = decvalue(*e++)) < 0) { + return (DNS_R_SYNTAX); + } + ok = true; + cm *= 10; + cm += tmp; + } + for (; i < 2; i++) { + cm *= 10; + } + } + if (*e == 'm') { + e++; + } + if (!ok || *e != 0) { + return (DNS_R_SYNTAX); + } + + /* + * We don't just multiply out as we will overflow. + */ + if (m > 0) { + for (exp = 0; exp < 7; exp++) { + if (m < poweroften[exp + 1]) { + break; + } + } + man = m / poweroften[exp]; + exp += 2; + } else if (cm >= 10) { + man = cm / 10; + exp = 1; + } else { + man = cm; + exp = 0; + } + *valuep = (man << 4) + exp; + return (ISC_R_SUCCESS); +} + +static isc_result_t +get_degrees(isc_lex_t *lexer, isc_token_t *token, unsigned long *d) { + RETERR(isc_lex_getmastertoken(lexer, token, isc_tokentype_number, + false)); + *d = token->value.as_ulong; + + return (ISC_R_SUCCESS); +} + +static isc_result_t +check_coordinate(unsigned long d, unsigned long m, unsigned long s, + unsigned long maxd) { + if (d > maxd || m > 59U) { + return (ISC_R_RANGE); + } + if (d == maxd && (m != 0 || s != 0)) { + return (ISC_R_RANGE); + } + + return (ISC_R_SUCCESS); +} + +static isc_result_t +get_minutes(isc_lex_t *lexer, isc_token_t *token, unsigned long *m) { + RETERR(isc_lex_getmastertoken(lexer, token, isc_tokentype_number, + false)); + + *m = token->value.as_ulong; + + return (ISC_R_SUCCESS); +} + +static isc_result_t +get_seconds(isc_lex_t *lexer, isc_token_t *token, unsigned long *s) { + RETERR(isc_lex_getmastertoken(lexer, token, isc_tokentype_string, + false)); + RETERR(loc_getdecimal(DNS_AS_STR(*token), 59, 3, '\0', s)); + + return (ISC_R_SUCCESS); +} + +static isc_result_t +get_direction(isc_lex_t *lexer, isc_token_t *token, const char *directions, + int *direction) { + RETERR(isc_lex_getmastertoken(lexer, token, isc_tokentype_string, + false)); + if (DNS_AS_STR(*token)[0] == directions[1] && + DNS_AS_STR(*token)[1] == 0) + { + *direction = DNS_AS_STR(*token)[0]; + return (ISC_R_SUCCESS); + } + + if (DNS_AS_STR(*token)[0] == directions[0] && + DNS_AS_STR(*token)[1] == 0) + { + *direction = DNS_AS_STR(*token)[0]; + return (ISC_R_SUCCESS); + } + + *direction = 0; + isc_lex_ungettoken(lexer, token); + return (ISC_R_SUCCESS); +} + +static isc_result_t +loc_getcoordinate(isc_lex_t *lexer, unsigned long *dp, unsigned long *mp, + unsigned long *sp, const char *directions, int *directionp, + unsigned long maxd) { + isc_result_t result = ISC_R_SUCCESS; + isc_token_t token; + unsigned long d, m, s; + int direction = 0; + + m = 0; + s = 0; + + /* + * Degrees. + */ + RETERR(get_degrees(lexer, &token, &d)); + RETTOK(check_coordinate(d, m, s, maxd)); + + /* + * Minutes. + */ + RETERR(get_direction(lexer, &token, directions, &direction)); + if (direction > 0) { + goto done; + } + + RETERR(get_minutes(lexer, &token, &m)); + RETTOK(check_coordinate(d, m, s, maxd)); + + /* + * Seconds. + */ + RETERR(get_direction(lexer, &token, directions, &direction)); + if (direction > 0) { + goto done; + } + + result = get_seconds(lexer, &token, &s); + if (result == ISC_R_RANGE || result == DNS_R_SYNTAX) { + RETTOK(result); + } + RETERR(result); + RETTOK(check_coordinate(d, m, s, maxd)); + + /* + * Direction. + */ + RETERR(get_direction(lexer, &token, directions, &direction)); + if (direction == 0) { + RETERR(DNS_R_SYNTAX); + } +done: + + *directionp = direction; + *dp = d; + *mp = m; + *sp = s; + + return (ISC_R_SUCCESS); +} + +static isc_result_t +loc_getlatitude(isc_lex_t *lexer, unsigned long *latitude) { + unsigned long d1 = 0, m1 = 0, s1 = 0; + int direction = 0; + + RETERR(loc_getcoordinate(lexer, &d1, &m1, &s1, "SN", &direction, 90U)); + + switch (direction) { + case 'N': + *latitude = 0x80000000 + (d1 * 3600 + m1 * 60) * 1000 + s1; + break; + case 'S': + *latitude = 0x80000000 - (d1 * 3600 + m1 * 60) * 1000 - s1; + break; + default: + UNREACHABLE(); + } + + return (ISC_R_SUCCESS); +} + +static isc_result_t +loc_getlongitude(isc_lex_t *lexer, unsigned long *longitude) { + unsigned long d2 = 0, m2 = 0, s2 = 0; + int direction = 0; + + RETERR(loc_getcoordinate(lexer, &d2, &m2, &s2, "WE", &direction, 180U)); + + switch (direction) { + case 'E': + *longitude = 0x80000000 + (d2 * 3600 + m2 * 60) * 1000 + s2; + break; + case 'W': + *longitude = 0x80000000 - (d2 * 3600 + m2 * 60) * 1000 - s2; + break; + default: + UNREACHABLE(); + } + + return (ISC_R_SUCCESS); +} + +static isc_result_t +loc_getaltitude(isc_lex_t *lexer, unsigned long *altitude) { + isc_token_t token; + unsigned long cm; + const char *str; + + RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string, + false)); + str = DNS_AS_STR(token); + if (DNS_AS_STR(token)[0] == '-') { + RETTOK(loc_getdecimal(str + 1, 100000, 2, 'm', &cm)); + if (cm > 10000000UL) { + RETTOK(ISC_R_RANGE); + } + *altitude = 10000000 - cm; + } else { + RETTOK(loc_getdecimal(str, 42849672, 2, 'm', &cm)); + if (cm > 4284967295UL) { + RETTOK(ISC_R_RANGE); + } + *altitude = 10000000 + cm; + } + + return (ISC_R_SUCCESS); +} + +static isc_result_t +loc_getoptionalprecision(isc_lex_t *lexer, unsigned char *valuep) { + isc_token_t token; + + RETERR(isc_lex_getmastertoken(lexer, &token, isc_tokentype_string, + true)); + if (token.type == isc_tokentype_eol || token.type == isc_tokentype_eof) + { + isc_lex_ungettoken(lexer, &token); + return (ISC_R_NOMORE); + } + RETTOK(loc_getprecision(DNS_AS_STR(token), valuep)); + + return (ISC_R_SUCCESS); +} + +static isc_result_t +loc_getsize(isc_lex_t *lexer, unsigned char *sizep) { + return (loc_getoptionalprecision(lexer, sizep)); +} + +static isc_result_t +loc_gethorizontalprecision(isc_lex_t *lexer, unsigned char *hpp) { + return (loc_getoptionalprecision(lexer, hpp)); +} + +static isc_result_t +loc_getverticalprecision(isc_lex_t *lexer, unsigned char *vpp) { + return (loc_getoptionalprecision(lexer, vpp)); +} + +/* The LOC record is expressed in a master file in the following format: + * + * <owner> <TTL> <class> LOC ( d1 [m1 [s1]] {"N"|"S"} d2 [m2 [s2]] + * {"E"|"W"} alt["m"] [siz["m"] [hp["m"] + * [vp["m"]]]] ) + * + * (The parentheses are used for multi-line data as specified in [RFC + * 1035] section 5.1.) + * + * where: + * + * d1: [0 .. 90] (degrees latitude) + * d2: [0 .. 180] (degrees longitude) + * m1, m2: [0 .. 59] (minutes latitude/longitude) + * s1, s2: [0 .. 59.999] (seconds latitude/longitude) + * alt: [-100000.00 .. 42849672.95] BY .01 (altitude in meters) + * siz, hp, vp: [0 .. 90000000.00] (size/precision in meters) + * + * If omitted, minutes and seconds default to zero, size defaults to 1m, + * horizontal precision defaults to 10000m, and vertical precision + * defaults to 10m. These defaults are chosen to represent typical + * ZIP/postal code area sizes, since it is often easy to find + * approximate geographical location by ZIP/postal code. + */ +static isc_result_t +fromtext_loc(ARGS_FROMTEXT) { + isc_result_t result = ISC_R_SUCCESS; + unsigned long latitude = 0; + unsigned long longitude = 0; + unsigned long altitude = 0; + unsigned char size = 0x12; /* Default: 1.00m */ + unsigned char hp = 0x16; /* Default: 10000.00 m */ + unsigned char vp = 0x13; /* Default: 10.00 m */ + unsigned char version = 0; + + REQUIRE(type == dns_rdatatype_loc); + + UNUSED(type); + UNUSED(rdclass); + UNUSED(origin); + UNUSED(options); + UNUSED(callbacks); + + RETERR(loc_getlatitude(lexer, &latitude)); + RETERR(loc_getlongitude(lexer, &longitude)); + RETERR(loc_getaltitude(lexer, &altitude)); + result = loc_getsize(lexer, &size); + if (result == ISC_R_NOMORE) { + result = ISC_R_SUCCESS; + goto encode; + } + RETERR(result); + result = loc_gethorizontalprecision(lexer, &hp); + if (result == ISC_R_NOMORE) { + result = ISC_R_SUCCESS; + goto encode; + } + RETERR(result); + result = loc_getverticalprecision(lexer, &vp); + if (result == ISC_R_NOMORE) { + result = ISC_R_SUCCESS; + goto encode; + } + RETERR(result); +encode: + RETERR(mem_tobuffer(target, &version, 1)); + RETERR(mem_tobuffer(target, &size, 1)); + RETERR(mem_tobuffer(target, &hp, 1)); + RETERR(mem_tobuffer(target, &vp, 1)); + + RETERR(uint32_tobuffer(latitude, target)); + RETERR(uint32_tobuffer(longitude, target)); + RETERR(uint32_tobuffer(altitude, target)); + + return (result); +} + +static isc_result_t +totext_loc(ARGS_TOTEXT) { + int d1, m1, s1, fs1; + int d2, m2, s2, fs2; + unsigned long latitude; + unsigned long longitude; + unsigned long altitude; + bool north; + bool east; + bool below; + isc_region_t sr; + char sbuf[sizeof("90000000m")]; + char hbuf[sizeof("90000000m")]; + char vbuf[sizeof("90000000m")]; + /* "89 59 59.999 N 179 59 59.999 E " */ + /* "-42849672.95m 90000000m 90000000m 90000000m"; */ + char buf[8 * 6 + 12 * 1 + 2 * 10 + sizeof(sbuf) + sizeof(hbuf) + + sizeof(vbuf)]; + unsigned char size, hp, vp; + unsigned long poweroften[8] = { 1, 10, 100, 1000, + 10000, 100000, 1000000, 10000000 }; + + UNUSED(tctx); + + REQUIRE(rdata->type == dns_rdatatype_loc); + REQUIRE(rdata->length != 0); + + dns_rdata_toregion(rdata, &sr); + + if (sr.base[0] != 0) { + return (ISC_R_NOTIMPLEMENTED); + } + + REQUIRE(rdata->length == 16); + + size = sr.base[1]; + INSIST((size & 0x0f) < 10 && (size >> 4) < 10); + if ((size & 0x0f) > 1) { + snprintf(sbuf, sizeof(sbuf), "%lum", + (size >> 4) * poweroften[(size & 0x0f) - 2]); + } else { + snprintf(sbuf, sizeof(sbuf), "0.%02lum", + (size >> 4) * poweroften[(size & 0x0f)]); + } + hp = sr.base[2]; + INSIST((hp & 0x0f) < 10 && (hp >> 4) < 10); + if ((hp & 0x0f) > 1) { + snprintf(hbuf, sizeof(hbuf), "%lum", + (hp >> 4) * poweroften[(hp & 0x0f) - 2]); + } else { + snprintf(hbuf, sizeof(hbuf), "0.%02lum", + (hp >> 4) * poweroften[(hp & 0x0f)]); + } + vp = sr.base[3]; + INSIST((vp & 0x0f) < 10 && (vp >> 4) < 10); + if ((vp & 0x0f) > 1) { + snprintf(vbuf, sizeof(vbuf), "%lum", + (vp >> 4) * poweroften[(vp & 0x0f) - 2]); + } else { + snprintf(vbuf, sizeof(vbuf), "0.%02lum", + (vp >> 4) * poweroften[(vp & 0x0f)]); + } + isc_region_consume(&sr, 4); + + latitude = uint32_fromregion(&sr); + isc_region_consume(&sr, 4); + if (latitude >= 0x80000000) { + north = true; + latitude -= 0x80000000; + } else { + north = false; + latitude = 0x80000000 - latitude; + } + fs1 = (int)(latitude % 1000); + latitude /= 1000; + s1 = (int)(latitude % 60); + latitude /= 60; + m1 = (int)(latitude % 60); + latitude /= 60; + d1 = (int)latitude; + INSIST(latitude <= 90U); + + longitude = uint32_fromregion(&sr); + isc_region_consume(&sr, 4); + if (longitude >= 0x80000000) { + east = true; + longitude -= 0x80000000; + } else { + east = false; + longitude = 0x80000000 - longitude; + } + fs2 = (int)(longitude % 1000); + longitude /= 1000; + s2 = (int)(longitude % 60); + longitude /= 60; + m2 = (int)(longitude % 60); + longitude /= 60; + d2 = (int)longitude; + INSIST(longitude <= 180U); + + altitude = uint32_fromregion(&sr); + isc_region_consume(&sr, 4); + if (altitude < 10000000U) { + below = true; + altitude = 10000000 - altitude; + } else { + below = false; + altitude -= 10000000; + } + + snprintf(buf, sizeof(buf), + "%d %d %d.%03d %s %d %d %d.%03d %s %s%lu.%02lum %s %s %s", d1, + m1, s1, fs1, north ? "N" : "S", d2, m2, s2, fs2, + east ? "E" : "W", below ? "-" : "", altitude / 100, + altitude % 100, sbuf, hbuf, vbuf); + + return (str_totext(buf, target)); +} + +static isc_result_t +fromwire_loc(ARGS_FROMWIRE) { + isc_region_t sr; + unsigned char c; + unsigned long latitude; + unsigned long longitude; + + REQUIRE(type == dns_rdatatype_loc); + + UNUSED(type); + UNUSED(rdclass); + UNUSED(dctx); + UNUSED(options); + + isc_buffer_activeregion(source, &sr); + if (sr.length < 1) { + return (ISC_R_UNEXPECTEDEND); + } + if (sr.base[0] != 0) { + /* Treat as unknown. */ + isc_buffer_forward(source, sr.length); + return (mem_tobuffer(target, sr.base, sr.length)); + } + if (sr.length < 16) { + return (ISC_R_UNEXPECTEDEND); + } + + /* + * Size. + */ + c = sr.base[1]; + if (c != 0) { + if ((c & 0xf) > 9 || ((c >> 4) & 0xf) > 9 || + ((c >> 4) & 0xf) == 0) + { + return (ISC_R_RANGE); + + /* + * Horizontal precision. + */ + } + } + + /* + * Horizontal precision. + */ + c = sr.base[2]; + if (c != 0) { + if ((c & 0xf) > 9 || ((c >> 4) & 0xf) > 9 || + ((c >> 4) & 0xf) == 0) + { + return (ISC_R_RANGE); + + /* + * Vertical precision. + */ + } + } + + /* + * Vertical precision. + */ + c = sr.base[3]; + if (c != 0) { + if ((c & 0xf) > 9 || ((c >> 4) & 0xf) > 9 || + ((c >> 4) & 0xf) == 0) + { + return (ISC_R_RANGE); + } + } + isc_region_consume(&sr, 4); + + /* + * Latitude. + */ + latitude = uint32_fromregion(&sr); + if (latitude < (0x80000000UL - 90 * 3600000) || + latitude > (0x80000000UL + 90 * 3600000)) + { + return (ISC_R_RANGE); + } + isc_region_consume(&sr, 4); + + /* + * Longitude. + */ + longitude = uint32_fromregion(&sr); + if (longitude < (0x80000000UL - 180 * 3600000) || + longitude > (0x80000000UL + 180 * 3600000)) + { + return (ISC_R_RANGE); + } + + /* + * Altitude. + * All values possible. + */ + + isc_buffer_activeregion(source, &sr); + isc_buffer_forward(source, 16); + return (mem_tobuffer(target, sr.base, 16)); +} + +static isc_result_t +towire_loc(ARGS_TOWIRE) { + UNUSED(cctx); + + REQUIRE(rdata->type == dns_rdatatype_loc); + REQUIRE(rdata->length != 0); + + return (mem_tobuffer(target, rdata->data, rdata->length)); +} + +static int +compare_loc(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_loc); + 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_loc(ARGS_FROMSTRUCT) { + dns_rdata_loc_t *loc = source; + uint8_t c; + + REQUIRE(type == dns_rdatatype_loc); + REQUIRE(loc != NULL); + REQUIRE(loc->common.rdtype == type); + REQUIRE(loc->common.rdclass == rdclass); + + UNUSED(type); + UNUSED(rdclass); + + if (loc->v.v0.version != 0) { + return (ISC_R_NOTIMPLEMENTED); + } + RETERR(uint8_tobuffer(loc->v.v0.version, target)); + + c = loc->v.v0.size; + if ((c & 0xf) > 9 || ((c >> 4) & 0xf) > 9 || ((c >> 4) & 0xf) == 0) { + return (ISC_R_RANGE); + } + RETERR(uint8_tobuffer(loc->v.v0.size, target)); + + c = loc->v.v0.horizontal; + if ((c & 0xf) > 9 || ((c >> 4) & 0xf) > 9 || ((c >> 4) & 0xf) == 0) { + return (ISC_R_RANGE); + } + RETERR(uint8_tobuffer(loc->v.v0.horizontal, target)); + + c = loc->v.v0.vertical; + if ((c & 0xf) > 9 || ((c >> 4) & 0xf) > 9 || ((c >> 4) & 0xf) == 0) { + return (ISC_R_RANGE); + } + RETERR(uint8_tobuffer(loc->v.v0.vertical, target)); + + if (loc->v.v0.latitude < (0x80000000UL - 90 * 3600000) || + loc->v.v0.latitude > (0x80000000UL + 90 * 3600000)) + { + return (ISC_R_RANGE); + } + RETERR(uint32_tobuffer(loc->v.v0.latitude, target)); + + if (loc->v.v0.longitude < (0x80000000UL - 180 * 3600000) || + loc->v.v0.longitude > (0x80000000UL + 180 * 3600000)) + { + return (ISC_R_RANGE); + } + RETERR(uint32_tobuffer(loc->v.v0.longitude, target)); + return (uint32_tobuffer(loc->v.v0.altitude, target)); +} + +static isc_result_t +tostruct_loc(ARGS_TOSTRUCT) { + dns_rdata_loc_t *loc = target; + isc_region_t r; + uint8_t version; + + REQUIRE(rdata->type == dns_rdatatype_loc); + REQUIRE(loc != NULL); + REQUIRE(rdata->length != 0); + + UNUSED(mctx); + + dns_rdata_toregion(rdata, &r); + version = uint8_fromregion(&r); + if (version != 0) { + return (ISC_R_NOTIMPLEMENTED); + } + + loc->common.rdclass = rdata->rdclass; + loc->common.rdtype = rdata->type; + ISC_LINK_INIT(&loc->common, link); + + loc->v.v0.version = version; + isc_region_consume(&r, 1); + loc->v.v0.size = uint8_fromregion(&r); + isc_region_consume(&r, 1); + loc->v.v0.horizontal = uint8_fromregion(&r); + isc_region_consume(&r, 1); + loc->v.v0.vertical = uint8_fromregion(&r); + isc_region_consume(&r, 1); + loc->v.v0.latitude = uint32_fromregion(&r); + isc_region_consume(&r, 4); + loc->v.v0.longitude = uint32_fromregion(&r); + isc_region_consume(&r, 4); + loc->v.v0.altitude = uint32_fromregion(&r); + isc_region_consume(&r, 4); + return (ISC_R_SUCCESS); +} + +static void +freestruct_loc(ARGS_FREESTRUCT) { + dns_rdata_loc_t *loc = source; + + REQUIRE(loc != NULL); + REQUIRE(loc->common.rdtype == dns_rdatatype_loc); + + UNUSED(source); + UNUSED(loc); +} + +static isc_result_t +additionaldata_loc(ARGS_ADDLDATA) { + REQUIRE(rdata->type == dns_rdatatype_loc); + + UNUSED(rdata); + UNUSED(add); + UNUSED(arg); + + return (ISC_R_SUCCESS); +} + +static isc_result_t +digest_loc(ARGS_DIGEST) { + isc_region_t r; + + REQUIRE(rdata->type == dns_rdatatype_loc); + + dns_rdata_toregion(rdata, &r); + + return ((digest)(arg, &r)); +} + +static bool +checkowner_loc(ARGS_CHECKOWNER) { + REQUIRE(type == dns_rdatatype_loc); + + UNUSED(name); + UNUSED(type); + UNUSED(rdclass); + UNUSED(wildcard); + + return (true); +} + +static bool +checknames_loc(ARGS_CHECKNAMES) { + REQUIRE(rdata->type == dns_rdatatype_loc); + + UNUSED(rdata); + UNUSED(owner); + UNUSED(bad); + + return (true); +} + +static int +casecompare_loc(ARGS_COMPARE) { + return (compare_loc(rdata1, rdata2)); +} + +#endif /* RDATA_GENERIC_LOC_29_C */ |