Bitcoin ABC 0.26.3
P2P Digital Currency
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secp256k1_schnorrsig.h
Go to the documentation of this file.
1#ifndef SECP256K1_SCHNORRSIG_H
2#define SECP256K1_SCHNORRSIG_H
3
4#include "secp256k1.h"
6
7#ifdef __cplusplus
8extern "C" {
9#endif
10
39 unsigned char *nonce32,
40 const unsigned char *msg32,
41 const unsigned char *key32,
42 const unsigned char *xonly_pk32,
43 const unsigned char *algo16,
44 void *data
45);
46
60
84 unsigned char *sig64,
85 const unsigned char *msg32,
88 void *ndata
90
101 const secp256k1_context* ctx,
102 const unsigned char *sig64,
103 const unsigned char *msg32,
104 const secp256k1_xonly_pubkey *pubkey
106
107#ifdef __cplusplus
108}
109#endif
110
111#endif /* SECP256K1_SCHNORRSIG_H */
secp256k1_context * ctx
T GetRand(T nMax=std::numeric_limits< T >::max()) noexcept
Generate a uniform random integer of type T in the range [0..nMax) nMax defaults to std::numeric_limi...
Definition random.h:85
#define SECP256K1_ARG_NONNULL(_x)
Definition secp256k1.h:155
#define SECP256K1_API
Definition secp256k1.h:140
#define SECP256K1_WARN_UNUSED_RESULT
Warning attributes NONNULL is not used if SECP256K1_BUILD is set to avoid the compiler optimizing out...
Definition secp256k1.h:150
SECP256K1_API int secp256k1_schnorrsig_sign(const secp256k1_context *ctx, unsigned char *sig64, const unsigned char *msg32, const secp256k1_keypair *keypair, secp256k1_nonce_function_hardened noncefp, void *ndata) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Create a Schnorr signature.
Definition main_impl.h:127
int(* secp256k1_nonce_function_hardened)(unsigned char *nonce32, const unsigned char *msg32, const unsigned char *key32, const unsigned char *xonly_pk32, const unsigned char *algo16, void *data)
This module implements a variant of Schnorr signatures compliant with Bitcoin Improvement Proposal 34...
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_schnorrsig_verify(const secp256k1_context *ctx, const unsigned char *sig64, const unsigned char *msg32, const secp256k1_xonly_pubkey *pubkey) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Verify a Schnorr signature.
Definition main_impl.h:190
SECP256K1_API const secp256k1_nonce_function_hardened secp256k1_nonce_function_bip340
An implementation of the nonce generation function as defined in Bitcoin Improvement Proposal 340 "Sc...
Definition main_impl.h:94
Opaque data structure that holds a keypair consisting of a secret and a public key.
Opaque data structure that holds a parsed and valid "x-only" public key.