Mercurial > dropbear
view libtommath/bn_s_mp_prime_is_divisible.c @ 1822:fa6ff07dcc77
signkey: remove !! from SHA1 digest (#130)
Remove the "!!" chars from message when printing the key-fingerprint, as it's
confusing users. They have been added when switching from MD5, but SHA1 can be
considered as standard today.
Signed-off-by: Sven Roederer <[email protected]>
author | Sven Roederer <devel-sven@geroedel.de> |
---|---|
date | Thu, 19 Aug 2021 17:39:31 +0200 |
parents | 1051e4eea25a |
children |
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#include "tommath_private.h" #ifdef BN_S_MP_PRIME_IS_DIVISIBLE_C /* LibTomMath, multiple-precision integer library -- Tom St Denis */ /* SPDX-License-Identifier: Unlicense */ /* determines if an integers is divisible by one * of the first PRIME_SIZE primes or not * * sets result to 0 if not, 1 if yes */ mp_err s_mp_prime_is_divisible(const mp_int *a, mp_bool *result) { int ix; mp_err err; mp_digit res; /* default to not */ *result = MP_NO; for (ix = 0; ix < PRIVATE_MP_PRIME_TAB_SIZE; ix++) { /* what is a mod LBL_prime_tab[ix] */ if ((err = mp_mod_d(a, s_mp_prime_tab[ix], &res)) != MP_OKAY) { return err; } /* is the residue zero? */ if (res == 0u) { *result = MP_YES; return MP_OKAY; } } return MP_OKAY; } #endif