Mercurial > dropbear
annotate libtomcrypt/src/modes/lrw/lrw_encrypt.c @ 1544:d1a8a05216ff
make group1 client-only
author | Matt Johnston <matt@ucc.asn.au> |
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date | Mon, 26 Feb 2018 22:42:53 +0800 |
parents | 6dba84798cd5 |
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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 #include "tomcrypt.h" |
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10 |
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11 /** |
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12 @file lrw_encrypt.c |
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13 LRW_MODE implementation, Encrypt blocks, Tom St Denis |
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14 */ |
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15 |
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16 #ifdef LTC_LRW_MODE |
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17 |
382
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18 /** |
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19 LRW encrypt blocks |
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20 @param pt The plaintext |
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21 @param ct [out] The ciphertext |
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22 @param len The length in octets, must be a multiple of 16 |
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23 @param lrw The LRW state |
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24 */ |
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25 int lrw_encrypt(const unsigned char *pt, unsigned char *ct, unsigned long len, symmetric_LRW *lrw) |
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26 { |
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27 int err; |
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28 |
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29 LTC_ARGCHK(pt != NULL); |
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30 LTC_ARGCHK(ct != NULL); |
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31 LTC_ARGCHK(lrw != NULL); |
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32 |
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33 if ((err = cipher_is_valid(lrw->cipher)) != CRYPT_OK) { |
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34 return err; |
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35 } |
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36 |
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37 if (cipher_descriptor[lrw->cipher].accel_lrw_encrypt != NULL) { |
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38 return cipher_descriptor[lrw->cipher].accel_lrw_encrypt(pt, ct, len, lrw->IV, lrw->tweak, &lrw->key); |
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39 } |
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40 |
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41 return lrw_process(pt, ct, len, LRW_ENCRYPT, lrw); |
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42 } |
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43 |
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44 |
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45 #endif |
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46 /* ref: $Format:%D$ */ |
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47 /* git commit: $Format:%H$ */ |
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48 /* commit time: $Format:%ai$ */ |