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-rw-r--r--lib/dns/rdata/generic/loc_29.c839
1 files changed, 839 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..c05e144
--- /dev/null
+++ b/lib/dns/rdata/generic/loc_29.c
@@ -0,0 +1,839 @@
+/*
+ * 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(owner);
+ 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 */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-09 15:48:07 +0000