1 files changed, 100 insertions, 0 deletions
diff --git a/src/libknot/rrtype/rrsig.h b/src/libknot/rrtype/rrsig.h
new file mode 100644
index 0000000..5a3643d
--- /dev/null
+++ b/src/libknot/rrtype/rrsig.h
@@ -0,0 +1,100 @@
+/*  Copyright (C) 2018 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 <https://www.gnu.org/licenses/>.
+ */
+
+/*!
+ * \file
+ *
+ * \addtogroup rrtype
+ * @{
+ */
+
+#pragma once
+
+#include "libknot/dname.h"
+#include "libknot/rdata.h"
+#include "libknot/wire.h"
+
+static inline
+uint16_t knot_rrsig_type_covered(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return knot_wire_read_u16(rdata->data);
+}
+
+static inline
+uint8_t knot_rrsig_alg(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return *(rdata->data + 2);
+}
+
+static inline
+uint8_t knot_rrsig_labels(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return *(rdata->data + 3);
+}
+
+static inline
+uint32_t knot_rrsig_original_ttl(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return knot_wire_read_u32(rdata->data + 4);
+}
+
+static inline
+uint32_t knot_rrsig_sig_expiration(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return knot_wire_read_u32(rdata->data + 8);
+}
+
+static inline
+uint32_t knot_rrsig_sig_inception(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return knot_wire_read_u32(rdata->data + 12);
+}
+
+static inline
+uint16_t knot_rrsig_key_tag(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return knot_wire_read_u16(rdata->data + 16);
+}
+
+static inline
+const knot_dname_t *knot_rrsig_signer_name(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return rdata->data + 18;
+}
+
+static inline
+uint16_t knot_rrsig_signature_len(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return rdata->len - 18 - knot_dname_size(knot_rrsig_signer_name(rdata));
+}
+
+static inline
+const uint8_t *knot_rrsig_signature(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return rdata->data + 18 + knot_dname_size(knot_rrsig_signer_name(rdata));
+}
+
+/*! @} */