/* This file is part of the gf2x library.
Copyright 2007, 2008, 2009, 2010, 2013, 2015
Richard Brent, Pierrick Gaudry, Emmanuel Thome', Paul Zimmermann
This program is free software; you can redistribute it and/or modify it
under the terms of either:
- If the archive contains a file named toom-gpl.c (not a trivial
placeholder), the GNU General Public License as published by the Free
Software Foundation; either version 3 of the License, or (at your
option) any later version.
- If the archive contains a file named toom-gpl.c which is a trivial
placeholder, the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program 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 license text for more details.
You should have received a copy of the GNU General Public License as
well as the GNU Lesser General Public License along with this program;
see the files COPYING and COPYING.LIB. If not, write to the Free
Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301, USA.
*/
#ifndef GF2X_IMPL_H_
#define GF2X_IMPL_H_
#include "gf2x.h"
/* first include the stuff that even users of the library have access to */
#include "gf2x/gf2x-impl-export.h"
/* then proceed to the really internal stuff */
#include "gf2x/gf2x-config.h"
#include "gf2x/gf2x-thresholds.h"
/* These flags are for internal use. When a new routine is added, don't
change the flags, otherwise the tuning in the already_tuned directory
will become invalid. */
#define GF2X_SELECT_KARA 0 /* do not change ! */
#define GF2X_SELECT_TC3 1
#define GF2X_SELECT_TC3W 2
#define GF2X_SELECT_TC4 3
#define GF2X_SELECT_KARAX 4
#define GF2X_SELECT_TC3X 5
#define GF2X_SELECT_UNB_DFLT 0
#define GF2X_SELECT_UNB_TC3U 1 /* do not change ! */
#include
#ifndef ASSERT
#define ASSERT(x) assert(x)
#endif
#ifdef __cplusplus
extern "C" {
#endif
extern long gf2x_toomspace(long n);
extern long gf2x_toomuspace(long n);
extern void gf2x_mul_basecase(unsigned long * c, const unsigned long * a,
long na, const unsigned long * b, long nb);
extern void gf2x_mul_toom(unsigned long *c, const unsigned long *a,
const unsigned long *b, long n, unsigned long *stk);
extern void gf2x_mul_kara(unsigned long *c, const unsigned long *a, const unsigned long *b,
long n, unsigned long *stk);
#if GF2X_HAVE_SSE2_SUPPORT && (GF2X_WORDSIZE == 64)
#define HAVE_KARAX
extern void gf2x_mul_karax(unsigned long *c, const unsigned long *a, const unsigned long *b,
long n, unsigned long *stk);
extern void gf2x_mul_tc3x(unsigned long *c, const unsigned long *a, const unsigned long *b,
long n, unsigned long *stk);
#endif
#if GPL_CODE_PRESENT
extern void gf2x_mul_tc3(unsigned long *c, const unsigned long *a, const unsigned long *b,
long n, unsigned long *stk);
extern void gf2x_mul_tc3w(unsigned long *c, const unsigned long *a, const unsigned long *b,
long n, unsigned long *stk);
extern void gf2x_mul_tc4(unsigned long *c, const unsigned long *a, const unsigned long *b,
long n, unsigned long *stk);
extern void gf2x_mul_tc3u(unsigned long * c, const unsigned long * a, long sa,
const unsigned long * b, unsigned long * stk);
#endif /* GPL_CODE_PRESENT */
extern short gf2x_best_toom(unsigned long);
extern long gf2x_toomspace(long);
extern short gf2x_best_utoom(unsigned long);
extern long gf2x_toomuspace(long);
extern void gf2x_mul_fft(unsigned long *c, const unsigned long *a, size_t an,
const unsigned long *b, size_t bn, long K);
/* tunetoom.c need to poke into toom.c's tables ; that's very ugly. So
* please don't use for anything else.
* */
extern short best_tab[GF2X_TOOM_TUNING_LIMIT];
extern short best_utab[GF2X_TOOM_TUNING_LIMIT];
#ifdef __cplusplus
}
#endif
#endif /* GF2X_IMPL_H_ */