sign.cpp File Reference

#include <script/sign.h>
#include <key.h>
#include <policy/policy.h>
#include <primitives/transaction.h>
#include <script/standard.h>
#include <uint256.h>

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Classes
class	SignatureExtractorChecker

Typedefs
typedef std::vector< unsigned char >	valtype

Functions
bool	ProduceSignature (const SigningProvider &provider, const BaseSignatureCreator &creator, const CScript &fromPubKey, SignatureData &sigdata)
	Produce a script signature using a generic signature creator. More...
bool	SignPSBTInput (const SigningProvider &provider, const CMutableTransaction &tx, PSBTInput &input, int index, int sighash)
	Signs a PSBTInput, verifying that all provided data matches what is being signed. More...
SignatureData	DataFromTransaction (const CMutableTransaction &tx, unsigned int nIn, const CTxOut &txout)
	Extract signature data from a transaction input, and insert it. More...
void	UpdateInput (CTxIn &input, const SignatureData &data)
bool	SignSignature (const SigningProvider &provider, const CScript &fromPubKey, CMutableTransaction &txTo, unsigned int nIn, const CAmount &amount, int nHashType)
	Produce a script signature for a transaction. More...
bool	SignSignature (const SigningProvider &provider, const CTransaction &txFrom, CMutableTransaction &txTo, unsigned int nIn, int nHashType)
bool	IsSolvable (const SigningProvider &provider, const CScript &script)
FlatSigningProvider	Merge (const FlatSigningProvider &a, const FlatSigningProvider &b)

Variables
const BaseSignatureCreator &	DUMMY_SIGNATURE_CREATOR = DummySignatureCreator(32, 32)
	A signature creator that just produces 71-byte empty signatures. More...
const BaseSignatureCreator &	DUMMY_MAXIMUM_SIGNATURE_CREATOR = DummySignatureCreator(33, 32)
	A signature creator that just produces 72-byte empty signatures. More...
const SigningProvider &	DUMMY_SIGNING_PROVIDER = SigningProvider()

Typedef Documentation

valtype

typedef std::vector<unsigned char> valtype

Definition at line 14 of file sign.cpp.

Function Documentation

DataFromTransaction()

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

Extract signature data from a transaction input, and insert it.

Definition at line 337 of file sign.cpp.

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IsSolvable()

bool IsSolvable	(	const SigningProvider &	provider,
		const CScript &	script
	)

Definition at line 497 of file sign.cpp.

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Merge()

FlatSigningProvider Merge	(	const FlatSigningProvider &	a,
		const FlatSigningProvider &	b
	)

Definition at line 697 of file sign.cpp.

ProduceSignature()

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

Produce a script signature using a generic signature creator.

Definition at line 186 of file sign.cpp.

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SignPSBTInput()

bool SignPSBTInput	(	const SigningProvider &	provider,
		const CMutableTransaction &	tx,
		PSBTInput &	input,
		int	index,
		int	sighash = SIGHASH_ALL
	)

Signs a PSBTInput, verifying that all provided data matches what is being signed.

Definition at line 242 of file sign.cpp.

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SignSignature() [1/2]

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

Produce a script signature for a transaction.

Definition at line 424 of file sign.cpp.

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SignSignature() [2/2]

bool SignSignature	(	const SigningProvider &	provider,
		const CTransaction &	txFrom,
		CMutableTransaction &	txTo,
		unsigned int	nIn,
		int	nHashType
	)

Definition at line 436 of file sign.cpp.

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UpdateInput()

void UpdateInput	(	CTxIn &	input,
		const SignatureData &	data
	)

Definition at line 402 of file sign.cpp.

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Variable Documentation

DUMMY_MAXIMUM_SIGNATURE_CREATOR

const BaseSignatureCreator& DUMMY_MAXIMUM_SIGNATURE_CREATOR = DummySignatureCreator(33, 32)

A signature creator that just produces 72-byte empty signatures.

Definition at line 494 of file sign.cpp.

DUMMY_SIGNATURE_CREATOR

const BaseSignatureCreator& DUMMY_SIGNATURE_CREATOR = DummySignatureCreator(32, 32)

A signature creator that just produces 71-byte empty signatures.

Definition at line 493 of file sign.cpp.

DUMMY_SIGNING_PROVIDER

const SigningProvider& DUMMY_SIGNING_PROVIDER = SigningProvider()

Definition at line 495 of file sign.cpp.