sign.h File Reference

#include <script/interpreter.h>

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Classes
class	BaseSignatureCreator
	Virtual base class for signature creators. More...
class	TransactionSignatureCreator
	A signature creator for transactions. More...
class	MutableTransactionSignatureCreator
class	DummySignatureCreator
	A signature creator that just produces 72-byte empty signatures. More...
struct	SignatureData

Functions
bool	ProduceSignature (const BaseSignatureCreator &creator, const CScript &scriptPubKey, SignatureData &sigdata)
	Produce a script signature using a generic signature creator. More...
bool	SignSignature (const CKeyStore &keystore, const CScript &fromPubKey, CMutableTransaction &txTo, unsigned int nIn, const CAmount &amount, int nHashType)
	Produce a script signature for a transaction. More...
bool	SignSignature (const CKeyStore &keystore, const CTransaction &txFrom, CMutableTransaction &txTo, unsigned int nIn, int nHashType)
SignatureData	CombineSignatures (const CScript &scriptPubKey, const BaseSignatureChecker &checker, const SignatureData &scriptSig1, const SignatureData &scriptSig2)
	Combine two script signatures using a generic signature checker, intelligently, possibly with OP_0 placeholders. More...
SignatureData	DataFromTransaction (const CMutableTransaction &tx, unsigned int nIn)
	Extract signature data from a transaction, and insert it. More...
void	UpdateTransaction (CMutableTransaction &tx, unsigned int nIn, const SignatureData &data)

Function Documentation

CombineSignatures()

SignatureData CombineSignatures	(	const CScript &	scriptPubKey,
		const BaseSignatureChecker &	checker,
		const SignatureData &	scriptSig1,
		const SignatureData &	scriptSig2
	)

Combine two script signatures using a generic signature checker, intelligently, possibly with OP_0 placeholders.

Definition at line 310 of file sign.cpp.

References CombineSignatures(), SIGVERSION_BASE, and Solver().

DataFromTransaction()

SignatureData DataFromTransaction	(	const CMutableTransaction &	tx,
		unsigned int	nIn
	)

Extract signature data from a transaction, and insert it.

Definition at line 153 of file sign.cpp.

References SignatureData::scriptSig, and CMutableTransaction::vin.

Referenced by combinerawtransaction(), MutateTxSign(), and signrawtransaction().

ProduceSignature()

bool ProduceSignature	(	const BaseSignatureCreator &	creator,
		const CScript &	scriptPubKey,
		SignatureData &	sigdata
	)

Produce a script signature using a generic signature creator.

Definition at line 124 of file sign.cpp.

References prevector< N, T, Size, Diff >::begin(), BaseSignatureCreator::Checker(), prevector< N, T, Size, Diff >::end(), PushAll(), SignatureData::scriptSig, SignStep(), SIGVERSION_BASE, STANDARD_SCRIPT_VERIFY_FLAGS, TX_SCRIPTHASH, and VerifyScript().

Referenced by CWallet::CreateTransaction(), CTransactionBuilder::CTransactionBuilder(), IsMine(), MutateTxSign(), signrawtransaction(), and SignSignature().

SignSignature() [1/2]

bool SignSignature	(	const CKeyStore &	keystore,
		const CScript &	fromPubKey,
		CMutableTransaction &	txTo,
		unsigned int	nIn,
		const CAmount &	amount,
		int	nHashType
	)

Produce a script signature for a transaction.

Definition at line 167 of file sign.cpp.

References ProduceSignature(), UpdateTransaction(), and CMutableTransaction::vin.

Referenced by CWallet::CreateCollateralTransaction(), CPrivateSendClientSession::SignFinalTransaction(), and SignSignature().

SignSignature() [2/2]

bool SignSignature	(	const CKeyStore &	keystore,
		const CTransaction &	txFrom,
		CMutableTransaction &	txTo,
		unsigned int	nIn,
		int	nHashType
	)

Definition at line 180 of file sign.cpp.

References SignSignature(), CMutableTransaction::vin, and CTransaction::vout.

UpdateTransaction()

void UpdateTransaction	(	CMutableTransaction &	tx,
		unsigned int	nIn,
		const SignatureData &	data
	)

Definition at line 161 of file sign.cpp.

References SignatureData::scriptSig, and CMutableTransaction::vin.

Referenced by combinerawtransaction(), CWallet::CreateTransaction(), MutateTxSign(), signrawtransaction(), and SignSignature().