Mercurial > dropbear

annotate gened25519.c @ 1747:ff51d5967e2d

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Avoid passing NULL to memcpy
author Matt Johnston <matt@ucc.asn.au>
date Mon, 19 Oct 2020 21:38:20 +0800
parents d32bcb5c557d
children
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d32bcb5c557d Add Ed25519 support (#91)
Vladislav Grishenko <themiron@users.noreply.github.com>
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1 /*
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Vladislav Grishenko <themiron@users.noreply.github.com>
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2 * Dropbear - a SSH2 server
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3 *
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4 * Copyright (c) 2002,2003 Matt Johnston
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5 * All rights reserved.
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6 *
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7 * Permission is hereby granted, free of charge, to any person obtaining a copy
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Vladislav Grishenko <themiron@users.noreply.github.com>
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8 * of this software and associated documentation files (the "Software"), to deal
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Vladislav Grishenko <themiron@users.noreply.github.com>
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9 * in the Software without restriction, including without limitation the rights
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Vladislav Grishenko <themiron@users.noreply.github.com>
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10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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Vladislav Grishenko <themiron@users.noreply.github.com>
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11 * copies of the Software, and to permit persons to whom the Software is
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12 * furnished to do so, subject to the following conditions:
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13 *
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14 * The above copyright notice and this permission notice shall be included in
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15 * all copies or substantial portions of the Software.
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16 *
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17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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Vladislav Grishenko <themiron@users.noreply.github.com>
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20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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23 * SOFTWARE. */
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24
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25 #include "includes.h"
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26 #include "dbutil.h"
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27 #include "dbrandom.h"
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28 #include "curve25519.h"
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29 #include "gened25519.h"
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30
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31 #if DROPBEAR_ED25519
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32
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33 dropbear_ed25519_key * gen_ed25519_priv_key(unsigned int size) {
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34
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35 dropbear_ed25519_key *key;
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36
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37 if (size != 256) {
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38 dropbear_exit("Ed25519 keys have a fixed size of 256 bits");
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39 }
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40
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41 key = m_malloc(sizeof(*key));
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42 dropbear_ed25519_make_key(key->pub, key->priv);
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43
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44 return key;
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45 }
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46
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47 #endif /* DROPBEAR_ED25519 */