Mercurial > dropbear
view libtommath/bn_mp_abs.c @ 1617:1fbe598a14fb
Merge bugfix delay invalid users
author | Matt Johnston <matt@ucc.asn.au> |
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date | Thu, 23 Aug 2018 23:43:45 +0800 |
parents | 8bba51a55704 |
children | f52919ffd3b1 |
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#include <tommath_private.h> #ifdef BN_MP_ABS_C /* LibTomMath, multiple-precision integer library -- Tom St Denis * * LibTomMath is a library that provides multiple-precision * integer arithmetic as well as number theoretic functionality. * * The library was designed directly after the MPI library by * Michael Fromberger but has been written from scratch with * additional optimizations in place. * * The library is free for all purposes without any express * guarantee it works. * * Tom St Denis, [email protected], http://libtom.org */ /* b = |a| * * Simple function copies the input and fixes the sign to positive */ int mp_abs (mp_int * a, mp_int * b) { int res; /* copy a to b */ if (a != b) { if ((res = mp_copy (a, b)) != MP_OKAY) { return res; } } /* force the sign of b to positive */ b->sign = MP_ZPOS; return MP_OKAY; } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */