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/* 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
 */
#include <tfm_private.h>

/* 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);
}


/* $Source$ */
/* $Revision$ */
/* $Date$ */