denyhosts/clamav/libclamav/tomsfastmath/addsub/fp_submod.c

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2022-10-22 18:41:00 +08:00
/* 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@gmail.com
*/
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#include <tfm_private.h>
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/* d = a - b (mod c) */
int fp_submod(fp_int *a, fp_int *b, fp_int *c, fp_int *d)
{
fp_int tmp;
fp_zero(&tmp);
fp_sub(a, b, &tmp);
return fp_mod(&tmp, c, d);
}
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/* $Source$ */
/* $Revision$ */
/* $Date$ */