From b045529c40c83601909dca7b76a53498e9a70f33 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 10 Apr 2024 21:05:44 +0200
Subject: Adding upstream version 3.3.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/libknot/rrtype/nsec3.h | 98 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 src/libknot/rrtype/nsec3.h

(limited to 'src/libknot/rrtype/nsec3.h')

diff --git a/src/libknot/rrtype/nsec3.h b/src/libknot/rrtype/nsec3.h
new file mode 100644
index 0000000..5bb94bd
--- /dev/null
+++ b/src/libknot/rrtype/nsec3.h
@@ -0,0 +1,98 @@
+/*  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/rdata.h"
+#include "libknot/wire.h"
+
+/*!
+ * \brief NSEC3 rdata constants.
+ */
+#define KNOT_NSEC3_ALGORITHM_SHA1	1
+#define KNOT_NSEC3_FLAG_OPT_OUT		1
+
+static inline
+uint8_t knot_nsec3_alg(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return *(rdata->data);
+}
+
+static inline
+uint8_t knot_nsec3_flags(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return *(rdata->data + 1);
+}
+
+static inline
+uint16_t knot_nsec3_iters(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return knot_wire_read_u16(rdata->data + 2);
+}
+
+static inline
+uint8_t knot_nsec3_salt_len(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return *(rdata->data + 4);
+}
+
+static inline
+const uint8_t *knot_nsec3_salt(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return rdata->data + 5;
+}
+
+static inline
+uint8_t knot_nsec3_next_len(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return *(rdata->data + 5 + knot_nsec3_salt_len(rdata));
+}
+
+static inline
+const uint8_t *knot_nsec3_next(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return rdata->data + 6 + knot_nsec3_salt_len(rdata);
+}
+
+static inline
+uint16_t knot_nsec3_bitmap_len(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return rdata->len - 6 - knot_nsec3_salt_len(rdata) - knot_nsec3_next_len(rdata);
+}
+
+static inline
+const uint8_t *knot_nsec3_bitmap(const knot_rdata_t *rdata)
+{
+	assert(rdata);
+	return rdata->data + 6 + knot_nsec3_salt_len(rdata) + knot_nsec3_next_len(rdata);
+}
+
+/*! @} */
-- 
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