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view libtommath/bn_mp_abs.c @ 1464:ad637c9e0f6f
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author | houseofkodai <karthik@houseofkodai.in> |
---|---|
date | Thu, 25 Jan 2018 19:51:41 +0530 |
parents | 60fc6476e044 |
children | 8bba51a55704 |
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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 /* $Source$ */ /* $Revision$ */ /* $Date$ */