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view libtommath/bn_mp_cmp_d.c @ 1821:df8d8ec1801c

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added option to disable trivial auth methods (#128) * added option to disable trivial auth methods * rename argument to match with other ssh clients * fixed trivial auth detection for pubkeys
author Manfred Kaiser <37737811+manfred-kaiser@users.noreply.github.com>
date Thu, 19 Aug 2021 17:37:14 +0200
parents 1051e4eea25a
children
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#include "tommath_private.h"
#ifdef BN_MP_CMP_D_C
/* LibTomMath, multiple-precision integer library -- Tom St Denis */
/* SPDX-License-Identifier: Unlicense */

/* compare a digit */
mp_ord mp_cmp_d(const mp_int *a, mp_digit b)
{
   /* compare based on sign */
   if (a->sign == MP_NEG) {
      return MP_LT;
   }

   /* compare based on magnitude */
   if (a->used > 1) {
      return MP_GT;
   }

   /* compare the only digit of a to b */
   if (a->dp[0] > b) {
      return MP_GT;
   } else if (a->dp[0] < b) {
      return MP_LT;
   } else {
      return MP_EQ;
   }
}
#endif