Mercurial > dropbear
view libtommath/bn_mp_cmp.c @ 1460:58a74cb829b8
Pointer parameter could be declared as pointing to const (callback)
author | Francois Perrad <francois.perrad@gadz.org> |
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date | Sat, 19 Aug 2017 22:39:53 +0200 |
parents | 60fc6476e044 |
children | 8bba51a55704 |
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#include <tommath_private.h> #ifdef BN_MP_CMP_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 */ /* compare two ints (signed)*/ int mp_cmp (mp_int * a, mp_int * b) { /* compare based on sign */ if (a->sign != b->sign) { if (a->sign == MP_NEG) { return MP_LT; } else { return MP_GT; } } /* compare digits */ if (a->sign == MP_NEG) { /* if negative compare opposite direction */ return mp_cmp_mag(b, a); } else { return mp_cmp_mag(a, b); } } #endif /* $Source$ */ /* $Revision$ */ /* $Date$ */