27 lines
602 B
C
27 lines
602 B
C
/* 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.
|
|
*
|
|
* Tom St Denis, tomstdenis@iahu.ca, http://libtomcrypt.org
|
|
*/
|
|
|
|
/* PMAC implementation by Tom St Denis */
|
|
#include "mycrypt.h"
|
|
|
|
#ifdef PMAC
|
|
|
|
void pmac_shift_xor(pmac_state *pmac)
|
|
{
|
|
int x, y;
|
|
y = pmac_ntz(pmac->block_index++);
|
|
for (x = 0; x < pmac->block_len; x++) {
|
|
pmac->Li[x] ^= pmac->Ls[y][x];
|
|
}
|
|
}
|
|
|
|
#endif
|