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1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis |
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2 * |
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3 * LibTomCrypt is a library that provides various cryptographic |
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4 * algorithms in a highly modular and flexible manner. |
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5 * |
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6 * The library is free for all purposes without any express |
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7 * guarantee it works. |
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8 * |
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9 * Tom St Denis, [email protected], http://libtomcrypt.com |
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10 */ |
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11 |
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12 /* Implements ECC over Z/pZ for curve y^2 = x^3 - 3x + b |
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13 * |
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14 * All curves taken from NIST recommendation paper of July 1999 |
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15 * Available at http://csrc.nist.gov/cryptval/dss.htm |
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16 */ |
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17 #include "tomcrypt.h" |
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18 |
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19 /** |
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20 @file ecc_decrypt_key.c |
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21 ECC Crypto, Tom St Denis |
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22 */ |
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23 |
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24 #ifdef MECC |
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25 |
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26 /** |
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27 Decrypt an ECC encrypted key |
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28 @param in The ciphertext |
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29 @param inlen The length of the ciphertext (octets) |
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30 @param out [out] The plaintext |
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31 @param outlen [in/out] The max size and resulting size of the plaintext |
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32 @param key The corresponding private ECC key |
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33 @return CRYPT_OK if successful |
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34 */ |
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35 int ecc_decrypt_key(const unsigned char *in, unsigned long inlen, |
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36 unsigned char *out, unsigned long *outlen, |
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37 ecc_key *key) |
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38 { |
Matt Johnston <matt@ucc.asn.au>
parents:
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