1 /* mpi-cmp.c - MPI functions
2 * Copyright (C) 1998, 1999 Free Software Foundation, Inc.
4 * This file is part of GnuPG.
6 * GnuPG is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * GnuPG is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
21 #include "mpi-internal.h"
24 mpi_cmp_ui( MPI u, unsigned long v )
29 if( !u->nlimbs && !limb )
38 else if( u->d[0] > limb )
45 mpi_cmp( MPI u, MPI v )
47 mpi_size_t usize, vsize;
54 if( !u->sign && v->sign )
56 if( u->sign && !v->sign )
58 if( usize != vsize && !u->sign && !v->sign )
60 if( usize != vsize && u->sign && v->sign )
64 if( !(cmp=mpihelp_cmp( u->d, v->d, usize )) )
66 if( (cmp < 0?1:0) == (u->sign?1:0))