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

52 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) 2010 William Hart
Copyright (C) 2010 Sebastian Pancratz
******************************************************************************/
#include <gmp.h>
#include "flint.h"
#include "fmpz.h"
#include "fmpq_poly.h"
void fmpq_poly_swap(fmpq_poly_t poly1, fmpq_poly_t poly2)
{
slong t;
fmpz * tptr;
t = poly1->length;
poly1->length = poly2->length;
poly2->length = t;
t = poly1->alloc;
poly1->alloc = poly2->alloc;
poly2->alloc = t;
tptr = poly1->coeffs;
poly1->coeffs = poly2->coeffs;
poly2->coeffs = tptr;
fmpz_swap(poly1->den, poly2->den);
}