32 lines
1.0 KiB
C
32 lines
1.0 KiB
C
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/***********************************************************************
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* Copyright (c) 2020 Peter Dettman *
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* Distributed under the MIT software license, see the accompanying *
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* file COPYING or https://www.opensource.org/licenses/mit-license.php.*
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**********************************************************************/
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#ifndef SECP256K1_MODINV32_H
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#define SECP256K1_MODINV32_H
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#if defined HAVE_CONFIG_H
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#include "libsecp256k1-config.h"
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#endif
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#include "util.h"
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typedef struct {
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int32_t v[9];
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} secp256k1_modinv32_signed30;
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typedef struct {
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/* The modulus in signed30 notation. */
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secp256k1_modinv32_signed30 modulus;
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/* modulus^{-1} mod 2^30 */
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uint32_t modulus_inv30;
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} secp256k1_modinv32_modinfo;
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static void secp256k1_modinv32(secp256k1_modinv32_signed30 *x, const secp256k1_modinv32_modinfo *modinfo);
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static void secp256k1_modinv32_var(secp256k1_modinv32_signed30 *x, const secp256k1_modinv32_modinfo *modinfo);
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#endif /* SECP256K1_MODINV32_H */
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