pqc/external/flint-2.4.3/fq_nmod_poly_factor.h
2014-05-24 23:16:06 +02:00

54 lines
1.6 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) 2013 Mike Hansen
******************************************************************************/
#ifndef FQ_NMOD_POLY_FACTOR_H
#define FQ_NMOD_POLY_FACTOR_H
static __inline__ int FQ_NMOD_POLY_ITERATED_FROBENIUS_CUTOFF(const fq_nmod_ctx_t ctx, slong length)
{
int result;
fmpz_t q;
fmpz_init(q);
fq_nmod_ctx_order(q, ctx);
if ( 2 * fmpz_sizeinbase(q, 2) < 3 * (n_sqrt(length) + 1))
result = 1;
else
result = 0;
fmpz_clear(q);
return result;
}
#ifdef T
#undef T
#endif
#define T fq_nmod
#define CAP_T FQ_NMOD
#include "fq_poly_factor_templates.h"
#undef CAP_T
#undef T
#endif