Mercurial > dropbear
view libtommath/bn_mp_cmp.c @ 546:568638be7203 agent-client
propagate from branch 'au.asn.ucc.matt.dropbear' (head 899a8851a5edf840b2f7925bcc26ffe99dcac54d)
to branch 'au.asn.ucc.matt.dropbear.cli-agent' (head 6bbab8364de17bd9ecb1dee5ffb796e48c0380d2)
author | Matt Johnston <matt@ucc.asn.au> |
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date | Wed, 01 Jul 2009 04:16:32 +0000 |
parents | 5ff8218bcee9 |
children | 60fc6476e044 |
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#include <tommath.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://math.libtomcrypt.com */ /* 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: /cvs/libtom/libtommath/bn_mp_cmp.c,v $ */ /* $Revision: 1.3 $ */ /* $Date: 2006/03/31 14:18:44 $ */