libknot: A/AAAA address getter

Knot.files

@@ -340,3 +340,4 @@ tests/worker_queue.c
 tests/zone_events.c
 tests/zonedb.c
 tests/ztree.c
+src/libknot/rrtype/aaaa.h

src/Makefile.am

@@ -179,6 +179,7 @@ libknot_la_SOURCES =				\
 	libknot/processing/requestor.c	\
 	libknot/processing/requestor.h	\
 	libknot/rrtype/rdname.h			\
+	libknot/rrtype/aaaa.h			\
 	libknot/rrtype/dnskey.h			\
 	libknot/rrtype/nsec.h			\
 	libknot/rrtype/nsec3.c			\

src/libknot/rrtype/aaaa.h

+/*  Copyright (C) 2014 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include "libknot/rdataset.h"
+#include "libknot/errcode.h"
+#include "common/sockaddr.h"
+#include <stdlib.h>
+
+static inline
+int knot_a_addr(const knot_rdataset_t *rrs, size_t pos, struct sockaddr_in *dst)
+{
+	KNOT_RDATASET_CHECK(rrs, pos, return KNOT_EINVAL);
+	knot_rdata_t *rr = knot_rdataset_at(rrs, pos);
+	return sockaddr_set_raw(dst, AF_INET, knot_rdata_data(rr), knot_rdata_rdlen(rr));
+}
+
+static inline
+int knot_aaaa_addr(const knot_rdataset_t *rrs, size_t pos, struct sockaddr_in6 *dst)
+{
+	KNOT_RDATASET_CHECK(rrs, pos, return KNOT_EINVAL);
+	knot_rdata_t *rr = knot_rdataset_at(rrs, pos);
+	return sockaddr_set_raw(dst, AF_INET6, knot_rdata_data(rr), knot_rdata_rdlen(rr));
+}