Differential D2169 Diff 7057 src/secp256k1/src/modules/schnorr/schnorr.h

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				/***********************************************************************
				* Copyright (c) 2017 Amaury SÉCHET *
				* Distributed under the MIT software license, see the accompanying *
				* file COPYING or http://www.opensource.org/licenses/mit-license.php. *
				***********************************************************************/

				#ifndef _SECP256K1_MODULE_SCHNORR_H_
				#define _SECP256K1_MODULE_SCHNORR_H_

				#include "scalar.h"
				#include "group.h"

				static int secp256k1_schnorr_sig_verify(
				const secp256k1_ecmult_context* ctx,
				const unsigned char *sig64,
				secp256k1_ge *pubkey,
				const unsigned char *msg32
				);

				static int secp256k1_schnorr_compute_e(
				secp256k1_scalar* res,
				const unsigned char *r,
				secp256k1_ge *pubkey,
				const unsigned char *msg32
				);

				static int secp256k1_schnorr_sig_sign(
				const secp256k1_ecmult_gen_context* ctx,
				unsigned char *sig64,
				const secp256k1_scalar *privkey,
				secp256k1_ge *pubkey,
				const secp256k1_scalar *nonce,
				const unsigned char *msg32
				);

				static int secp256k1_schnorr_sig_generate_k(
				secp256k1_scalar *k,
				const unsigned char *msg32,
				const unsigned char *seckey,
				secp256k1_nonce_function noncefp,
				const void *ndata
				);

				#endif