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20 lines
1.3 KiB
20 lines
1.3 KiB
/***********************************************************************
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* Copyright (c) 2014-2015 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_SCHNORR_
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#define _SECP256K1_SCHNORR_
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#include "scalar.h"
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#include "group.h"
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typedef void (*secp256k1_schnorr_msghash_t)(unsigned char *h32, const unsigned char *r32, const unsigned char *msg32);
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static int secp256k1_schnorr_sig_sign(const secp256k1_ecmult_gen_context_t* ctx, unsigned char *sig64, const secp256k1_scalar_t *key, const secp256k1_scalar_t *nonce, const secp256k1_ge_t *pubnonce, secp256k1_schnorr_msghash_t hash, const unsigned char *msg32);
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static int secp256k1_schnorr_sig_verify(const secp256k1_ecmult_context_t* ctx, const unsigned char *sig64, const secp256k1_ge_t *pubkey, secp256k1_schnorr_msghash_t hash, const unsigned char *msg32);
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static int secp256k1_schnorr_sig_recover(const secp256k1_ecmult_context_t* ctx, const unsigned char *sig64, secp256k1_ge_t *pubkey, secp256k1_schnorr_msghash_t hash, const unsigned char *msg32);
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static int secp256k1_schnorr_sig_combine(unsigned char *sig64, int n, const unsigned char * const *sig64ins);
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#endif
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