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20 lines
768 B
20 lines
768 B
9 years ago
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/**********************************************************************
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* Copyright (c) 2014 Pieter Wuille *
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* Distributed under the MIT software license, see the accompanying *
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* file COPYING or http://www.opensource.org/licenses/mit-license.php.*
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**********************************************************************/
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#ifndef _SECP256K1_SCALAR_REPR_
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#define _SECP256K1_SCALAR_REPR_
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#include <stdint.h>
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/** A scalar modulo the group order of the secp256k1 curve. */
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typedef struct {
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uint64_t d[4];
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} secp256k1_scalar_t;
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#define SECP256K1_SCALAR_CONST(d7, d6, d5, d4, d3, d2, d1, d0) {{((uint64_t)(d1)) << 32 | (d0), ((uint64_t)(d3)) << 32 | (d2), ((uint64_t)(d5)) << 32 | (d4), ((uint64_t)(d7)) << 32 | (d6)}}
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#endif
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