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annotate ed25519.h @ 1804:f0cd000f3bca

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Prevent multiple shells being spawned Existing shells would be leaked. The old check only caught multiple commands, not shells.
author Matt Johnston <matt@ucc.asn.au>
date Sat, 06 Mar 2021 23:06:43 +0800
parents ba6fc7afe1c5
children 35d504d59c05
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Vladislav Grishenko <themiron@users.noreply.github.com>
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1 /*
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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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8 * of this software and associated documentation files (the "Software"), to deal
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9 * in the Software without restriction, including without limitation the rights
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10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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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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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 #ifndef DROPBEAR_ED25519_H_
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26 #define DROPBEAR_ED25519_H_
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27
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28 #include "includes.h"
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29 #include "buffer.h"
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30
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31 #if DROPBEAR_ED25519
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32
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33 #define CURVE25519_LEN 32
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34
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35 typedef struct dropbear_ED25519_Key {
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36
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37 unsigned char priv[CURVE25519_LEN];
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38 unsigned char pub[CURVE25519_LEN];
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39
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40 } dropbear_ed25519_key;
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41
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42 void buf_put_ed25519_sign(buffer* buf, const dropbear_ed25519_key *key, const buffer *data_buf);
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43 #if DROPBEAR_SIGNKEY_VERIFY
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44 int buf_ed25519_verify(buffer * buf, const dropbear_ed25519_key *key, const buffer *data_buf);
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45 #endif
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46 int buf_get_ed25519_pub_key(buffer* buf, dropbear_ed25519_key *key);
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47 int buf_get_ed25519_priv_key(buffer* buf, dropbear_ed25519_key *key);
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48 void buf_put_ed25519_pub_key(buffer* buf, const dropbear_ed25519_key *key);
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49 void buf_put_ed25519_priv_key(buffer* buf, const dropbear_ed25519_key *key);
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50 void ed25519_key_free(dropbear_ed25519_key *key);
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51
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52 #endif /* DROPBEAR_ED25519 */
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53
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54 #endif /* DROPBEAR_ED25519_H_ */