/* mpi-cmp.c - MPI functions * Copyright (C) 1998, 1999 Free Software Foundation, Inc. * * This file is part of GnuPG. * * GnuPG is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * GnuPG 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 General Public License for more details. * * You should have received a copy of the GNU 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 "mpi-internal.h" int mpi_cmp_ui(MPI u, unsigned long v) { mpi_limb_t limb = v; mpi_normalize(u); if (!u->nlimbs && !limb) return 0; if (u->sign) return -1; if (u->nlimbs > 1) return 1; if (u->d[0] == limb) return 0; else if (u->d[0] > limb) return 1; else return -1; } EXPORT_SYMBOL_GPL(mpi_cmp_ui); int mpi_cmp(MPI u, MPI v) { mpi_size_t usize, vsize; int cmp; mpi_normalize(u); mpi_normalize(v); usize = u->nlimbs; vsize = v->nlimbs; if (!u->sign && v->sign) return 1; if (u->sign && !v->sign) return -1; if (usize != vsize && !u->sign && !v->sign) return usize - vsize; if (usize != vsize && u->sign && v->sign) return vsize - usize; if (!usize) return 0; cmp = mpihelp_cmp(u->d, v->d, usize); if (u->sign) return -cmp; return cmp; } EXPORT_SYMBOL_GPL(mpi_cmp); >refslogtreecommitdiff
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authorRomain Perier <romain.perier@free-electrons.com>2016-12-05 09:56:38 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2016-12-07 19:55:16 +0800
commit68c7f8c1c4e9b06e6b153fa3e9e0cda2ef5aaed8 (patch)
treea89b94888d96bda068c7d45d51e3e34023ebf1e5 /drivers/usb/misc
parent57891633eeef60e732e045731cf20e50ee80acb4 (diff)
crypto: marvell - Don't copy hash operation twice into the SRAM
No need to copy the template of an hash operation twice into the SRAM from the step function. Fixes: commit 85030c5168f1 ("crypto: marvell - Add support for chai...") Signed-off-by: Romain Perier <romain.perier@free-electrons.com> Cc: <stable@vger.kernel.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/usb/misc')