From 1852910ef0fd7393da62b88aee66ee092208748e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 12:41:58 +0200
Subject: Adding upstream version 5.3.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 lib/cookies/nonce.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 lib/cookies/nonce.c

(limited to 'lib/cookies/nonce.c')

diff --git a/lib/cookies/nonce.c b/lib/cookies/nonce.c
new file mode 100644
index 0000000..8e4b754
--- /dev/null
+++ b/lib/cookies/nonce.c
@@ -0,0 +1,22 @@
+/*  Copyright (C) 2016-2017 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+ *  SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include <assert.h>
+
+#include "contrib/wire.h"
+#include "lib/cookies/nonce.h"
+
+uint16_t kr_nonce_write_wire(uint8_t *buf, uint16_t buf_len,
+                             const struct kr_nonce_input *input)
+{
+	if (!buf || buf_len < KR_NONCE_LEN || !input) {
+		return 0;
+	}
+
+	wire_write_u32(buf, input->rand);
+	wire_write_u32(buf + sizeof(uint32_t), input->time);
+	buf_len = 2 * sizeof(uint32_t);
+
+	return buf_len;
+}
-- 
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