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/* Copyright (C) 2016-2017 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/>.
*/
#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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