pqc/external/flint-2.4.3/fq_poly_templates/hamming_weight.c

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2014-05-18 22:03:37 +00:00
/*=============================================================================
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) 2012 Sebastian Pancratz
Copyright (C) 2013 Mike Hansen
******************************************************************************/
#ifdef T
#include "templates.h"
slong
_TEMPLATE(T, poly_hamming_weight) (const TEMPLATE(T, struct) * op, slong len,
const TEMPLATE(T, ctx_t) ctx)
{
slong i, sum = 0;
for (i = 0; i < len; i++)
sum += !TEMPLATE(T, is_zero) (op + i, ctx);
return sum;
}
slong
TEMPLATE(T, poly_hamming_weight) (const TEMPLATE(T, poly_t) op,
const TEMPLATE(T, ctx_t) ctx)
{
return _TEMPLATE(T, poly_hamming_weight) (op->coeffs, op->length, ctx);
}
#endif