tomsfastmath/fp_sub_d.c
2010-07-22 10:06:21 +02:00

19 lines
389 B
C

/* TomsFastMath, a fast ISO C bignum library.
*
* This project is meant to fill in where LibTomMath
* falls short. That is speed ;-)
*
* This project is public domain and free for all purposes.
*
* Tom St Denis, tomstdenis@iahu.ca
*/
#include <tfm.h>
/* c = a - b */
void fp_sub_d(fp_int *a, fp_digit b, fp_int *c)
{
fp_int tmp;
fp_set(&tmp, b);
fp_sub(a, &tmp, c);
}