secp256k1_schnorrsig.h

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#ifndef SECP256K1_SCHNORRSIG_H
#define SECP256K1_SCHNORRSIG_H
 
#include "secp256k1.h"
#include "secp256k1_extrakeys.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef 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
);
 
SECP256K1_API extern const secp256k1_nonce_function_hardened secp256k1_nonce_function_bip340;
 
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);
 
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);
 
#ifdef __cplusplus
}
#endif
 
#endif /* SECP256K1_SCHNORRSIG_H */