libtommath/bn_reverse.c
2019-04-07 17:26:31 +02:00

23 lines
435 B
C

#include "tommath_private.h"
#ifdef BN_REVERSE_C
/* LibTomMath, multiple-precision integer library -- Tom St Denis */
/* SPDX-License-Identifier: Unlicense */
/* reverse an array, used for radix code */
void bn_reverse(unsigned char *s, int len)
{
int ix, iy;
unsigned char t;
ix = 0;
iy = len - 1;
while (ix < iy) {
t = s[ix];
s[ix] = s[iy];
s[iy] = t;
++ix;
--iy;
}
}
#endif