mirror of
https://github.com/cryb-to/cryb-to.git
synced 2024-12-18 10:34:53 +00:00
96 lines
3.4 KiB
C
96 lines
3.4 KiB
C
/*
|
|
* Copyright (c) 2014 Dag-Erling Smørgrav
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. The name of the author may not be used to endorse or promote
|
|
* products derived from this software without specific prior written
|
|
* permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef CRYB_MPI_H_INCLUDED
|
|
#define CRYB_MPI_H_INCLUDED
|
|
|
|
#ifndef CRYB_TO
|
|
#include <cryb/to.h>
|
|
#endif
|
|
|
|
CRYB_BEGIN
|
|
|
|
const char *cryb_mpi_version(void);
|
|
|
|
#define mpi_add cryb_mpi_add
|
|
#define mpi_add_abs cryb_mpi_add_abs
|
|
#define mpi_cmp cryb_mpi_cmp
|
|
#define mpi_cmp_abs cryb_mpi_cmp_abs
|
|
#define mpi_copy cryb_mpi_copy
|
|
#define mpi_destroy cryb_mpi_destroy
|
|
#define mpi_eq cryb_mpi_eq
|
|
#define mpi_eq_abs cryb_mpi_eq_abs
|
|
#define mpi_grow cryb_mpi_grow
|
|
#define mpi_init cryb_mpi_init
|
|
#define mpi_load cryb_mpi_load
|
|
#define mpi_lshift cryb_mpi_lshift
|
|
#define mpi_negate cryb_mpi_negate
|
|
#define mpi_rshift cryb_mpi_rshift
|
|
#define mpi_set cryb_mpi_set
|
|
#define mpi_sub cryb_mpi_sub
|
|
#define mpi_sub_abs cryb_mpi_sub_abs
|
|
#define mpi_swap cryb_mpi_swap
|
|
#define mpi_zero cryb_mpi_zero
|
|
|
|
#define CRYB_MPI_SWORDS 16
|
|
|
|
typedef struct cryb_mpi {
|
|
uint32_t *words; /* pointer to words */
|
|
size_t size; /* number of words */
|
|
unsigned int msb; /* most significant bit */
|
|
unsigned int neg:1; /* negative */
|
|
uint32_t swords[CRYB_MPI_SWORDS];
|
|
} cryb_mpi;
|
|
|
|
/* all-zeroes MPI - not the same as a zero-value MPI! */
|
|
#define CRYB_MPI_ZERO { 0, 0, 0, 0, { 0 } }
|
|
|
|
void mpi_init(cryb_mpi *);
|
|
void mpi_destroy(cryb_mpi *);
|
|
int mpi_grow(cryb_mpi *, unsigned int);
|
|
void mpi_zero(cryb_mpi *);
|
|
void mpi_negate(cryb_mpi *);
|
|
int mpi_copy(cryb_mpi *, const cryb_mpi *);
|
|
void mpi_swap(cryb_mpi *, cryb_mpi *);
|
|
int mpi_load(cryb_mpi *, const uint8_t *, size_t);
|
|
int mpi_set(cryb_mpi *, int32_t);
|
|
int mpi_lshift(cryb_mpi *, unsigned int);
|
|
int mpi_rshift(cryb_mpi *, unsigned int);
|
|
int mpi_add_abs(cryb_mpi *, cryb_mpi *, cryb_mpi *);
|
|
int mpi_add(cryb_mpi *, cryb_mpi *, cryb_mpi *);
|
|
int mpi_sub_abs(cryb_mpi *, cryb_mpi *, cryb_mpi *);
|
|
int mpi_sub(cryb_mpi *, cryb_mpi *, cryb_mpi *);
|
|
int mpi_cmp_abs(cryb_mpi *, cryb_mpi *);
|
|
int mpi_cmp(cryb_mpi *, cryb_mpi *);
|
|
int mpi_eq_abs(cryb_mpi *, cryb_mpi *);
|
|
int mpi_eq(cryb_mpi *, cryb_mpi *);
|
|
|
|
CRYB_END
|
|
|
|
#endif
|