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Import code from previous AssetBuilder version

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Jan
2019-09-24 10:45:09 +02:00
parent 5609557516
commit 0d8432d4f7
919 changed files with 154412 additions and 26 deletions
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37
thirdparty/libtomcrypt/encauth/ocb/ocb_shift_xor.c vendored Normal file
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/* LibTomCrypt, modular cryptographic library -- Tom St Denis
*
* LibTomCrypt is a library that provides various cryptographic
* algorithms in a highly modular and flexible manner.
*
* The library is free for all purposes without any express
* guarantee it works.
*/
/**
@file ocb_shift_xor.c
OCB implementation, internal function, by Tom St Denis
*/
#include "tomcrypt.h"
#ifdef LTC_OCB_MODE
/**
Compute the shift/xor for OCB (internal function)
@param ocb The OCB state
@param Z The destination of the shift
*/
void ocb_shift_xor(ocb_state *ocb, unsigned char *Z)
{
int x, y;
y = ocb_ntz(ocb->block_index++);
for (x = 0; x < ocb->block_len; x++) {
ocb->Li[x] ^= ocb->Ls[y][x];
Z[x] = ocb->Li[x] ^ ocb->R[x];
}
}
#endif
/* ref: HEAD -> master, tag: v1.18.2 */
/* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
/* commit time: 2018-07-01 22:49:01 +0200 */