Mercurial > dropbear

annotate pmac_shift_xor.c @ 18:712dd6dfb0eb libtomcrypt

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makefile
author Matt Johnston <matt@ucc.asn.au>
date Tue, 15 Jun 2004 14:34:07 +0000
parents d7da3b1e1540
children
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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.org
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10 */
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11
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12 /* PMAC implementation by Tom St Denis */
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13 #include "mycrypt.h"
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14
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15 #ifdef PMAC
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16
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17 void pmac_shift_xor(pmac_state *pmac)
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18 {
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19 int x, y;
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20 y = pmac_ntz(pmac->block_index++);
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21 for (x = 0; x < pmac->block_len; x++) {
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22 pmac->Li[x] ^= pmac->Ls[y][x];
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23 }
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24 }
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26 #endif