Bitcoin Core 28.99.0
P2P Digital Currency
ecdsa.h
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1/***********************************************************************
2 * Copyright (c) 2013, 2014 Pieter Wuille *
3 * Distributed under the MIT software license, see the accompanying *
4 * file COPYING or https://www.opensource.org/licenses/mit-license.php.*
5 ***********************************************************************/
6
7#ifndef SECP256K1_ECDSA_H
8#define SECP256K1_ECDSA_H
9
10#include <stddef.h>
11
12#include "scalar.h"
13#include "group.h"
14#include "ecmult.h"
15
16static int secp256k1_ecdsa_sig_parse(secp256k1_scalar *r, secp256k1_scalar *s, const unsigned char *sig, size_t size);
17static int secp256k1_ecdsa_sig_serialize(unsigned char *sig, size_t *size, const secp256k1_scalar *r, const secp256k1_scalar *s);
18static int secp256k1_ecdsa_sig_verify(const secp256k1_scalar* r, const secp256k1_scalar* s, const secp256k1_ge *pubkey, const secp256k1_scalar *message);
20
21#endif /* SECP256K1_ECDSA_H */
static int secp256k1_ecdsa_sig_serialize(unsigned char *sig, size_t *size, const secp256k1_scalar *r, const secp256k1_scalar *s)
static int secp256k1_ecdsa_sig_sign(const secp256k1_ecmult_gen_context *ctx, secp256k1_scalar *r, secp256k1_scalar *s, const secp256k1_scalar *seckey, const secp256k1_scalar *message, const secp256k1_scalar *nonce, int *recid)
static int secp256k1_ecdsa_sig_parse(secp256k1_scalar *r, secp256k1_scalar *s, const unsigned char *sig, size_t size)
static int secp256k1_ecdsa_sig_verify(const secp256k1_scalar *r, const secp256k1_scalar *s, const secp256k1_ge *pubkey, const secp256k1_scalar *message)
unsigned int nonce
Definition: miner_tests.cpp:74
A group element in affine coordinates on the secp256k1 curve, or occasionally on an isomorphic curve ...
Definition: group.h:16
A scalar modulo the group order of the secp256k1 curve.
Definition: scalar_4x64.h:13