libtommath/mp_cmp.c
2019-10-29 19:30:23 +01:00

22 lines
507 B
C

#include "tommath_private.h"
#ifdef MP_CMP_C
/* LibTomMath, multiple-precision integer library -- Tom St Denis */
/* SPDX-License-Identifier: Unlicense */
/* compare two ints (signed)*/
mp_ord mp_cmp(const mp_int *a, const mp_int *b)
{
/* compare based on sign */
if (a->sign != b->sign) {
return a->sign == MP_NEG ? MP_LT : MP_GT;
}
/* if negative compare opposite direction */
if (a->sign == MP_NEG) {
MP_EXCH(const mp_int *, a, b);
}
return mp_cmp_mag(a, b);
}
#endif