diff options
Diffstat (limited to 'plugins/MirOTR/libgcrypt-1.4.6/mpi/mpi-cmp.c')
-rw-r--r-- | plugins/MirOTR/libgcrypt-1.4.6/mpi/mpi-cmp.c | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/plugins/MirOTR/libgcrypt-1.4.6/mpi/mpi-cmp.c b/plugins/MirOTR/libgcrypt-1.4.6/mpi/mpi-cmp.c deleted file mode 100644 index 9dd10830b0..0000000000 --- a/plugins/MirOTR/libgcrypt-1.4.6/mpi/mpi-cmp.c +++ /dev/null @@ -1,90 +0,0 @@ -/* mpi-cmp.c - MPI functions - * Copyright (C) 1998, 1999, 2001, 2002, 2005 Free Software Foundation, Inc. - * - * This file is part of Libgcrypt. - * - * Libgcrypt is free software; you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License as - * published by the Free Software Foundation; either version 2.1 of - * the License, or (at your option) any later version. - * - * Libgcrypt is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA - */ - -#include <config.h> -#include <stdio.h> -#include <stdlib.h> -#include "mpi-internal.h" - -int -gcry_mpi_cmp_ui (gcry_mpi_t u, unsigned long v) -{ - mpi_limb_t limb = v; - - _gcry_mpi_normalize (u); - - /* Handle the case that U contains no limb. */ - if (u->nlimbs == 0) - return -(limb != 0); - - /* Handle the case that U is negative. */ - if (u->sign) - return -1; - - if (u->nlimbs == 1) - { - /* Handle the case that U contains exactly one limb. */ - - if (u->d[0] > limb) - return 1; - if (u->d[0] < limb) - return -1; - return 0; - } - else - /* Handle the case that U contains more than one limb. */ - return 1; -} - -int -gcry_mpi_cmp (gcry_mpi_t u, gcry_mpi_t v) -{ - mpi_size_t usize; - mpi_size_t vsize; - int cmp; - - _gcry_mpi_normalize (u); - _gcry_mpi_normalize (v); - - usize = u->nlimbs; - vsize = v->nlimbs; - - /* Compare sign bits. */ - - if (!u->sign && v->sign) - return 1; - if (u->sign && !v->sign) - return -1; - - /* U and V are either both positive or both negative. */ - - if( usize != vsize && !u->sign && !v->sign ) - return usize - vsize; - if( usize != vsize && u->sign && v->sign ) - return vsize + usize; - if( !usize ) - return 0; - if( !(cmp = _gcry_mpih_cmp( u->d, v->d, usize )) ) - return 0; - if( (cmp < 0?1:0) == (u->sign?1:0)) - return 1; - - return -1; -} |