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--HG-- branch : libtomcrypt-orig extra : convert_revision : 1626dca9b669f35fc7b143ba5133a7ea90a191d3
28 lines
660 B
C
28 lines
660 B
C
/* LibTomCrypt, modular cryptographic library -- Tom St Denis
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*
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* LibTomCrypt is a library that provides various cryptographic
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* algorithms in a highly modular and flexible manner.
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*
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* The library is free for all purposes without any express
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* guarantee it works.
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*
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* Tom St Denis, tomstdenis@iahu.ca, http://libtomcrypt.org
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*/
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/* OCB Implementation by Tom St Denis */
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#include "mycrypt.h"
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#ifdef OCB_MODE
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void ocb_shift_xor(ocb_state *ocb, unsigned char *Z)
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{
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int x, y;
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y = ocb_ntz(ocb->block_index++);
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for (x = 0; x < ocb->block_len; x++) {
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ocb->Li[x] ^= ocb->Ls[y][x];
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Z[x] = ocb->Li[x] ^ ocb->R[x];
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}
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}
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#endif
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