A signature creator for transactions. More...

#include <sign.h>

Inheritance diagram for MutableTransactionSignatureCreator:

Collaboration diagram for MutableTransactionSignatureCreator:

Public Member Functions
	MutableTransactionSignatureCreator (const CMutableTransaction &tx LIFETIMEBOUND, unsigned int input_idx, const CAmount &amount, int hash_type)

	MutableTransactionSignatureCreator (const CMutableTransaction &tx LIFETIMEBOUND, unsigned int input_idx, const CAmount &amount, const PrecomputedTransactionData *txdata, int hash_type)

const BaseSignatureChecker &	Checker () const override

bool	CreateSig (const SigningProvider &provider, std::vector< unsigned char > &vchSig, const CKeyID &keyid, const CScript &scriptCode, SigVersion sigversion) const override
	Create a singular (non-script) signature. More...

bool	CreateSchnorrSig (const SigningProvider &provider, std::vector< unsigned char > &sig, const XOnlyPubKey &pubkey, const uint256 leaf_hash, const uint256 merkle_root, SigVersion sigversion) const override

std::vector< uint8_t >	CreateMuSig2Nonce (const SigningProvider &provider, const CPubKey &aggregate_pubkey, const CPubKey &script_pubkey, const CPubKey &part_pubkey, const uint256 leaf_hash, const uint256 merkle_root, SigVersion sigversion, const SignatureData &sigdata) const override

bool	CreateMuSig2PartialSig (const SigningProvider &provider, uint256 &partial_sig, const CPubKey &aggregate_pubkey, const CPubKey &script_pubkey, const CPubKey &part_pubkey, const uint256 *leaf_hash, const std::vector< std::pair< uint256, bool > > &tweaks, SigVersion sigversion, const SignatureData &sigdata) const override

bool	CreateMuSig2AggregateSig (const std::vector< CPubKey > &participants, std::vector< uint8_t > &sig, const CPubKey &aggregate_pubkey, const CPubKey &script_pubkey, const uint256 *leaf_hash, const std::vector< std::pair< uint256, bool > > &tweaks, SigVersion sigversion, const SignatureData &sigdata) const override

Public Member Functions inherited from BaseSignatureCreator
virtual	~BaseSignatureCreator ()=default

virtual const BaseSignatureChecker &	Checker () const =0

virtual bool	CreateSig (const SigningProvider &provider, std::vector< unsigned char > &vchSig, const CKeyID &keyid, const CScript &scriptCode, SigVersion sigversion) const =0
	Create a singular (non-script) signature. More...

virtual bool	CreateSchnorrSig (const SigningProvider &provider, std::vector< unsigned char > &sig, const XOnlyPubKey &pubkey, const uint256 leaf_hash, const uint256 merkle_root, SigVersion sigversion) const =0

virtual std::vector< uint8_t >	CreateMuSig2Nonce (const SigningProvider &provider, const CPubKey &aggregate_pubkey, const CPubKey &script_pubkey, const CPubKey &part_pubkey, const uint256 leaf_hash, const uint256 merkle_root, SigVersion sigversion, const SignatureData &sigdata) const =0

virtual bool	CreateMuSig2PartialSig (const SigningProvider &provider, uint256 &partial_sig, const CPubKey &aggregate_pubkey, const CPubKey &script_pubkey, const CPubKey &part_pubkey, const uint256 *leaf_hash, const std::vector< std::pair< uint256, bool > > &tweaks, SigVersion sigversion, const SignatureData &sigdata) const =0

virtual bool	CreateMuSig2AggregateSig (const std::vector< CPubKey > &participants, std::vector< uint8_t > &sig, const CPubKey &aggregate_pubkey, const CPubKey &script_pubkey, const uint256 *leaf_hash, const std::vector< std::pair< uint256, bool > > &tweaks, SigVersion sigversion, const SignatureData &sigdata) const =0

Private Member Functions
std::optional< uint256 >	ComputeSchnorrSignatureHash (const uint256 *leaf_hash, SigVersion sigversion) const

Private Attributes
const CMutableTransaction &	m_txto

unsigned int	nIn

int	nHashType

CAmount	amount

const MutableTransactionSignatureChecker	checker

const PrecomputedTransactionData *	m_txdata

Detailed Description

A signature creator for transactions.

Definition at line 43 of file sign.h.

Constructor & Destructor Documentation

◆ MutableTransactionSignatureCreator() [1/2]

MutableTransactionSignatureCreator::MutableTransactionSignatureCreator	(	const CMutableTransaction &tx	LIFETIMEBOUND,
		unsigned int	input_idx,
		const CAmount &	amount,
		int	hash_type
	)

◆ MutableTransactionSignatureCreator() [2/2]

MutableTransactionSignatureCreator::MutableTransactionSignatureCreator	(	const CMutableTransaction &tx	LIFETIMEBOUND,
		unsigned int	input_idx,
		const CAmount &	amount,
		const PrecomputedTransactionData *	txdata,
		int	hash_type
	)

Member Function Documentation

◆ Checker()

const BaseSignatureChecker & MutableTransactionSignatureCreator::Checker ( ) const

inlineoverridevirtual

Implements BaseSignatureCreator.

Definition at line 57 of file sign.h.

◆ ComputeSchnorrSignatureHash()

std::optional< uint256 > MutableTransactionSignatureCreator::ComputeSchnorrSignatureHash	(	const uint256 *	leaf_hash,
		SigVersion	sigversion
	)		const

private

Definition at line 64 of file sign.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ CreateMuSig2AggregateSig()

bool MutableTransactionSignatureCreator::CreateMuSig2AggregateSig	(	const std::vector< CPubKey > &	participants,
		std::vector< uint8_t > &	sig,
		const CPubKey &	aggregate_pubkey,
		const CPubKey &	script_pubkey,
		const uint256 *	leaf_hash,
		const std::vector< std::pair< uint256, bool > > &	tweaks,
		SigVersion	sigversion,
		const SignatureData &	sigdata
	)		const

overridevirtual

Implements BaseSignatureCreator.

Definition at line 177 of file sign.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ CreateMuSig2Nonce()

std::vector< uint8_t > MutableTransactionSignatureCreator::CreateMuSig2Nonce	(	const SigningProvider &	provider,
		const CPubKey &	aggregate_pubkey,
		const CPubKey &	script_pubkey,
		const CPubKey &	part_pubkey,
		const uint256 *	leaf_hash,
		const uint256 *	merkle_root,
		SigVersion	sigversion,
		const SignatureData &	sigdata
	)		const

overridevirtual

Implements BaseSignatureCreator.

Definition at line 105 of file sign.cpp.

Here is the call graph for this function:

◆ CreateMuSig2PartialSig()

bool MutableTransactionSignatureCreator::CreateMuSig2PartialSig	(	const SigningProvider &	provider,
		uint256 &	partial_sig,
		const CPubKey &	aggregate_pubkey,
		const CPubKey &	script_pubkey,
		const CPubKey &	part_pubkey,
		const uint256 *	leaf_hash,
		const std::vector< std::pair< uint256, bool > > &	tweaks,
		SigVersion	sigversion,
		const SignatureData &	sigdata
	)		const

overridevirtual

Implements BaseSignatureCreator.

Definition at line 133 of file sign.cpp.

Here is the call graph for this function:

◆ CreateSchnorrSig()

bool MutableTransactionSignatureCreator::CreateSchnorrSig	(	const SigningProvider &	provider,
		std::vector< unsigned char > &	sig,
		const XOnlyPubKey &	pubkey,
		const uint256 *	leaf_hash,
		const uint256 *	merkle_root,
		SigVersion	sigversion
	)		const

overridevirtual

Implements BaseSignatureCreator.

Definition at line 88 of file sign.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ CreateSig()

bool MutableTransactionSignatureCreator::CreateSig	(	const SigningProvider &	provider,
		std::vector< unsigned char > &	vchSig,
		const CKeyID &	keyid,
		const CScript &	scriptCode,
		SigVersion	sigversion
	)		const

overridevirtual

Create a singular (non-script) signature.

Implements BaseSignatureCreator.

Definition at line 39 of file sign.cpp.

Here is the call graph for this function:

Member Data Documentation

◆ amount

CAmount MutableTransactionSignatureCreator::amount

private

Definition at line 48 of file sign.h.

◆ checker

const MutableTransactionSignatureChecker MutableTransactionSignatureCreator::checker

private

Definition at line 49 of file sign.h.

◆ m_txdata

const PrecomputedTransactionData* MutableTransactionSignatureCreator::m_txdata

private

Definition at line 50 of file sign.h.

◆ m_txto

const CMutableTransaction& MutableTransactionSignatureCreator::m_txto

private

Definition at line 45 of file sign.h.

◆ nHashType

int MutableTransactionSignatureCreator::nHashType

private

Definition at line 47 of file sign.h.

◆ nIn

unsigned int MutableTransactionSignatureCreator::nIn

private

Definition at line 46 of file sign.h.

The documentation for this class was generated from the following files:

src/script/sign.h
src/script/sign.cpp

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ MutableTransactionSignatureCreator() [1/2]

◆ MutableTransactionSignatureCreator() [2/2]

Member Function Documentation

◆ Checker()

◆ ComputeSchnorrSignatureHash()

◆ CreateMuSig2AggregateSig()

◆ CreateMuSig2Nonce()

◆ CreateMuSig2PartialSig()

◆ CreateSchnorrSig()

◆ CreateSig()

Member Data Documentation

◆ amount

◆ checker

◆ m_txdata

◆ m_txto

◆ nHashType

◆ nIn