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annotate ecdsa.c @ 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 d68d61e7056a
children 35d504d59c05
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1 #include "includes.h"
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2 #include "dbutil.h"
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3 #include "crypto_desc.h"
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4 #include "ecc.h"
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5 #include "ecdsa.h"
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6 #include "signkey.h"
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7
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8 #if DROPBEAR_ECDSA
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9
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10 int signkey_is_ecdsa(enum signkey_type type)
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11 {
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12 return type == DROPBEAR_SIGNKEY_ECDSA_NISTP256
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13 || type == DROPBEAR_SIGNKEY_ECDSA_NISTP384
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14 || type == DROPBEAR_SIGNKEY_ECDSA_NISTP521;
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15 }
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16
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17 enum signkey_type ecdsa_signkey_type(const ecc_key * key) {
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18 #if DROPBEAR_ECC_256
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19 if (key->dp == ecc_curve_nistp256.dp) {
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20 return DROPBEAR_SIGNKEY_ECDSA_NISTP256;
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21 }
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22 #endif
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23 #if DROPBEAR_ECC_384
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24 if (key->dp == ecc_curve_nistp384.dp) {
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25 return DROPBEAR_SIGNKEY_ECDSA_NISTP384;
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26 }
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27 #endif
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28 #if DROPBEAR_ECC_521
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29 if (key->dp == ecc_curve_nistp521.dp) {
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30 return DROPBEAR_SIGNKEY_ECDSA_NISTP521;
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31 }
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32 #endif
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33 return DROPBEAR_SIGNKEY_NONE;
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34 }
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35
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36 ecc_key *gen_ecdsa_priv_key(unsigned int bit_size) {
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