Mercurial > dropbear
view libtommath/bn_mp_abs.c @ 1698:f966834f0f9c
Use Linux getrandom() to ensure random device is initialised
Remove old code warning about random device being not ready,
/dev/random isn't used by default anyway.
author | Matt Johnston <matt@ucc.asn.au> |
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date | Thu, 28 May 2020 22:50:41 +0800 |
parents | 1051e4eea25a |
children |
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#include "tommath_private.h" #ifdef BN_MP_ABS_C /* LibTomMath, multiple-precision integer library -- Tom St Denis */ /* SPDX-License-Identifier: Unlicense */ /* b = |a| * * Simple function copies the input and fixes the sign to positive */ mp_err mp_abs(const mp_int *a, mp_int *b) { mp_err err; /* copy a to b */ if (a != b) { if ((err = mp_copy(a, b)) != MP_OKAY) { return err; } } /* force the sign of b to positive */ b->sign = MP_ZPOS; return MP_OKAY; } #endif