pqc/external/flint-2.4.3/fq_poly_templates/make_monic.c
2014-05-24 23:16:06 +02:00

64 lines
2.1 KiB
C

/*=============================================================================
This file is part of FLINT.
FLINT 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.
FLINT 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 FLINT; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
=============================================================================*/
/******************************************************************************
Copyright (C) 2007, David Howden.
Copyright (C) 2010 William Hart
Copyright (C) 2012 Andres Goens
Copyright (C) 2013 Mike Hansen
******************************************************************************/
#ifdef T
#include "templates.h"
void
_TEMPLATE(T, poly_make_monic) (TEMPLATE(T, struct) * rop,
const TEMPLATE(T, struct) * op, slong length,
const TEMPLATE(T, ctx_t) ctx)
{
TEMPLATE(T, t) inv;
TEMPLATE(T, init) (inv, ctx);
TEMPLATE(T, inv) (inv, &op[length - 1], ctx);
_TEMPLATE(T, TEMPLATE(poly_scalar_mul, T)) (rop, op, length, inv, ctx);
TEMPLATE(T, clear) (inv, ctx);
}
void
TEMPLATE(T, poly_make_monic) (TEMPLATE(T, poly_t) rop,
const TEMPLATE(T, poly_t) op,
const TEMPLATE(T, ctx_t) ctx)
{
if (op->length == 0)
{
TEMPLATE(T, poly_zero) (rop, ctx);
return;
}
TEMPLATE(T, poly_fit_length) (rop, op->length, ctx);
_TEMPLATE(T, poly_make_monic) (rop->coeffs, op->coeffs, op->length, ctx);
_TEMPLATE(T, poly_set_length) (rop, op->length, ctx);
}
#endif