Mercurial > dropbear
annotate libtomcrypt/src/mac/pmac/pmac_ntz.c @ 1546:bb8eaa26bc93 fuzz
merge from main
author | Matt Johnston <matt@ucc.asn.au> |
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date | Mon, 26 Feb 2018 22:44:48 +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 pmac_ntz.c |
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13 PMAC implementation, internal function, by Tom St Denis |
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14 */ |
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15 |
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16 #ifdef LTC_PMAC |
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17 |
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18 /** |
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19 Internal PMAC function |
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20 */ |
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21 int pmac_ntz(unsigned long x) |
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22 { |
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23 int c; |
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24 x &= 0xFFFFFFFFUL; |
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25 c = 0; |
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26 while ((x & 1) == 0) { |
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27 ++c; |
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28 x >>= 1; |
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29 } |
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30 return c; |
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31 } |
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32 |
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33 #endif |
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34 |
1471
6dba84798cd5
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35 /* ref: $Format:%D$ */ |
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36 /* git commit: $Format:%H$ */ |
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37 /* commit time: $Format:%ai$ */ |