Implement endomorphism optimization for secp256k1_ecmult_const

[secp256k1.git] / src / scalar_8x32.h

/**********************************************************************
 * Copyright (c) 2014 Pieter Wuille                                   *
 * Distributed under the MIT software license, see the accompanying   *
 * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
 **********************************************************************/

#ifndef _SECP256K1_SCALAR_REPR_
#define _SECP256K1_SCALAR_REPR_

#include <stdint.h>

/** A scalar modulo the group order of the secp256k1 curve. */
typedef struct {
    uint32_t d[8];
} secp256k1_scalar_t;

#define SECP256K1_SCALAR_CONST(d7, d6, d5, d4, d3, d2, d1, d0) {{(d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7)}}

#endif