interpreter.h File Reference

#include <hash.h>
#include <primitives/transaction.h>
#include <script/conditionstack.h>
#include <script/script.h>
#include <script/script_error.h>
#include <script/script_flags.h>
#include <script/script_metrics.h>
#include <script/sighashtype.h>
#include <cstdint>
#include <optional>
#include <vector>

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Classes
class	SigHashCache
	Data structure to cache SHA256 midstates for the ECDSA sighash calculations (bare, P2SH) More...
class	BaseSignatureChecker
class	GenericTransactionSignatureChecker< T >
class	ScriptInterpreter

Typedefs
using	TransactionSignatureChecker = GenericTransactionSignatureChecker< CTransaction >
using	MutableTransactionSignatureChecker = GenericTransactionSignatureChecker< CMutableTransaction >

Functions
bool	CastToBool (const std::vector< uint8_t > &vch)
template<class T >
uint256	SignatureHash (const CScript &scriptCode, const T &txTo, unsigned int nIn, SigHashType sigHashType, const Amount amount, const PrecomputedTransactionData *cache=nullptr, uint32_t flags=SCRIPT_ENABLE_SIGHASH_FORKID, SigHashCache *sighash_cache=nullptr)
bool	EvalScript (std::vector< std::vector< uint8_t > > &stack, const CScript &script, uint32_t flags, const BaseSignatureChecker &checker, ScriptExecutionMetrics &metrics, ScriptError *error=nullptr)
static bool	EvalScript (std::vector< std::vector< uint8_t > > &stack, const CScript &script, uint32_t flags, const BaseSignatureChecker &checker, ScriptError *error=nullptr)
bool	VerifyScript (const CScript &scriptSig, const CScript &scriptPubKey, uint32_t flags, const BaseSignatureChecker &checker, ScriptExecutionMetrics &metricsOut, ScriptError *serror=nullptr)
	Execute an unlocking and locking script together. More...
static bool	VerifyScript (const CScript &scriptSig, const CScript &scriptPubKey, uint32_t flags, const BaseSignatureChecker &checker, ScriptError *serror=nullptr)
int	FindAndDelete (CScript &script, const CScript &b)

Typedef Documentation

MutableTransactionSignatureChecker

using MutableTransactionSignatureChecker = GenericTransactionSignatureChecker<CMutableTransaction>

Definition at line 126 of file interpreter.h.

TransactionSignatureChecker

using TransactionSignatureChecker = GenericTransactionSignatureChecker<CTransaction>

Definition at line 124 of file interpreter.h.

Function Documentation

CastToBool()

bool CastToBool

(

const std::vector< uint8_t > &

vch

)

Definition at line 19 of file interpreter.cpp.

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EvalScript() [1/2]

static bool EvalScript ( std::vector< std::vector< uint8_t > > &  stack, const CScript &  script, uint32_t  flags, const BaseSignatureChecker &  checker, ScriptError *  error = nullptr  )

inlinestatic

Definition at line 216 of file interpreter.h.

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EvalScript() [2/2]

bool EvalScript	(	std::vector< std::vector< uint8_t > > &	stack,
		const CScript &	script,
		uint32_t	flags,
		const BaseSignatureChecker &	checker,
		ScriptExecutionMetrics &	metrics,
		ScriptError *	error = nullptr
	)

Definition at line 1372 of file interpreter.cpp.

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FindAndDelete()

int FindAndDelete	(	CScript &	script,
		const CScript &	b
	)

Definition at line 45 of file interpreter.cpp.

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SignatureHash()

template<class T >

uint256 SignatureHash	(	const CScript &	scriptCode,
		const T &	txTo,
		unsigned int	nIn,
		SigHashType	sigHashType,
		const Amount	amount,
		const PrecomputedTransactionData *	cache = nullptr,
		uint32_t	flags = SCRIPT_ENABLE_SIGHASH_FORKID,
		SigHashCache *	sighash_cache = nullptr
	)

Definition at line 1560 of file interpreter.cpp.

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VerifyScript() [1/2]

static bool VerifyScript ( const CScript &  scriptSig, const CScript &  scriptPubKey, uint32_t  flags, const BaseSignatureChecker &  checker, ScriptError *  serror = nullptr  )

inlinestatic

Definition at line 234 of file interpreter.h.

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VerifyScript() [2/2]

bool VerifyScript	(	const CScript &	scriptSig,
		const CScript &	scriptPubKey,
		uint32_t	flags,
		const BaseSignatureChecker &	checker,
		ScriptExecutionMetrics &	metricsOut,
		ScriptError *	serror = nullptr
	)

Execute an unlocking and locking script together.

Upon success, metrics will hold the accumulated script metrics. (upon failure, the results should not be relied on)

Definition at line 1785 of file interpreter.cpp.

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