Serialized script, used inside transaction inputs and outputs. More...

#include <script.h>

Inheritance diagram for CScript:

Collaboration diagram for CScript:

Public Member Functions
	CScript ()

	CScript (const_iterator pbegin, const_iterator pend)

	CScript (std::vector< unsigned char >::const_iterator pbegin, std::vector< unsigned char >::const_iterator pend)

	CScript (const unsigned char pbegin, const unsigned char pend)

	SERIALIZE_METHODS (CScript, obj)

	CScript (int64_t b)

	CScript (opcodetype b)

	CScript (const CScriptNum &b)

	CScript (const std::vector< unsigned char > &b)=delete

CScript &	operator<< (const CScript &b)=delete
	Delete non-existent operator to defend against future introduction. More...

CScript &	operator<< (int64_t b) LIFETIMEBOUND

CScript &	operator<< (opcodetype opcode) LIFETIMEBOUND

CScript &	operator<< (const CScriptNum &b) LIFETIMEBOUND

CScript &	operator<< (const std::vector< unsigned char > &b) LIFETIMEBOUND

bool	GetOp (const_iterator &pc, opcodetype &opcodeRet, std::vector< unsigned char > &vchRet) const

bool	GetOp (const_iterator &pc, opcodetype &opcodeRet) const

unsigned int	GetSigOpCount (bool fAccurate) const
	Pre-version-0.6, Bitcoin always counted CHECKMULTISIGs as 20 sigops. More...

unsigned int	GetSigOpCount (const CScript &scriptSig) const
	Accurately count sigOps, including sigOps in pay-to-script-hash transactions: More...

bool	IsPayToScriptHash () const

bool	IsPayToWitnessScriptHash () const

bool	IsWitnessProgram (int &version, std::vector< unsigned char > &program) const

bool	IsPushOnly (const_iterator pc) const
	Called by IsStandardTx and P2SH/BIP62 VerifyScript (which makes it consensus-critical). More...

bool	IsPushOnly () const

bool	HasValidOps () const
	Check if the script contains valid OP_CODES. More...

bool	IsUnspendable () const
	Returns whether the script is guaranteed to fail at execution, regardless of the initial stack. More...

void	clear ()

Public Member Functions inherited from prevector< N, T, Size, Diff >
void	assign (size_type n, const T &val)

template<typename InputIterator >
void	assign (InputIterator first, InputIterator last)

	prevector ()

	prevector (size_type n)

	prevector (size_type n, const T &val)

template<typename InputIterator >
	prevector (InputIterator first, InputIterator last)

	prevector (const prevector< N, T, Size, Diff > &other)

	prevector (prevector< N, T, Size, Diff > &&other)

prevector &	operator= (const prevector< N, T, Size, Diff > &other)

prevector &	operator= (prevector< N, T, Size, Diff > &&other)

size_type	size () const

bool	empty () const

iterator	begin ()

const_iterator	begin () const

iterator	end ()

const_iterator	end () const

reverse_iterator	rbegin ()

const_reverse_iterator	rbegin () const

reverse_iterator	rend ()

const_reverse_iterator	rend () const

size_t	capacity () const

T &	operator[] (size_type pos)

const T &	operator[] (size_type pos) const

void	resize (size_type new_size)

void	reserve (size_type new_capacity)

void	shrink_to_fit ()

void	clear ()

iterator	insert (iterator pos, const T &value)

void	insert (iterator pos, size_type count, const T &value)

template<typename InputIterator >
void	insert (iterator pos, InputIterator first, InputIterator last)

void	resize_uninitialized (size_type new_size)

iterator	erase (iterator pos)

iterator	erase (iterator first, iterator last)

template<typename... Args>
void	emplace_back (Args &&... args)

void	push_back (const T &value)

void	pop_back ()

T &	front ()

const T &	front () const

T &	back ()

const T &	back () const

void	swap (prevector< N, T, Size, Diff > &other)

	~prevector ()

bool	operator== (const prevector< N, T, Size, Diff > &other) const

bool	operator!= (const prevector< N, T, Size, Diff > &other) const

bool	operator< (const prevector< N, T, Size, Diff > &other) const

size_t	allocated_memory () const

value_type *	data ()

const value_type *	data () const

Static Public Member Functions
static int	DecodeOP_N (opcodetype opcode)
	Encode/decode small integers: More...

static opcodetype	EncodeOP_N (int n)

Protected Member Functions
CScript &	push_int64 (int64_t n)

Additional Inherited Members
Public Types inherited from prevector< N, T, Size, Diff >
typedef Size	size_type

typedef Diff	difference_type

typedef T	value_type

typedef value_type &	reference

typedef const value_type &	const_reference

typedef value_type *	pointer

typedef const value_type *	const_pointer

Detailed Description

Serialized script, used inside transaction inputs and outputs.

Definition at line 405 of file script.h.

Constructor & Destructor Documentation

◆ CScript() [1/8]

CScript::CScript ( )

inline

Definition at line 425 of file script.h.

◆ CScript() [2/8]

CScript::CScript	(	const_iterator	pbegin,
		const_iterator	pend
	)

inline

Definition at line 426 of file script.h.

◆ CScript() [3/8]

CScript::CScript	(	std::vector< unsigned char >::const_iterator	pbegin,
		std::vector< unsigned char >::const_iterator	pend
	)

inline

Definition at line 427 of file script.h.

◆ CScript() [4/8]

CScript::CScript	(	const unsigned char *	pbegin,
		const unsigned char *	pend
	)

inline

Definition at line 428 of file script.h.

◆ CScript() [5/8]

CScript::CScript ( int64_t b )

inlineexplicit

Definition at line 432 of file script.h.

Here is the call graph for this function:

◆ CScript() [6/8]

CScript::CScript ( opcodetype b )

inlineexplicit

Definition at line 433 of file script.h.

Here is the call graph for this function:

◆ CScript() [7/8]

CScript::CScript ( const CScriptNum & b )

inlineexplicit

Definition at line 434 of file script.h.

Here is the call graph for this function:

◆ CScript() [8/8]

CScript::CScript ( const std::vector< unsigned char > & b )

explicitdelete

Member Function Documentation

◆ clear()

void CScript::clear ( )

inline

Definition at line 549 of file script.h.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ DecodeOP_N()

static int CScript::DecodeOP_N ( opcodetype opcode )

inlinestatic

Encode/decode small integers:

Definition at line 498 of file script.h.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ EncodeOP_N()

static opcodetype CScript::EncodeOP_N ( int n )

inlinestatic

Definition at line 505 of file script.h.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ GetOp() [1/2]

bool CScript::GetOp	(	const_iterator &	pc,
		opcodetype &	opcodeRet
	)		const

inline

Definition at line 492 of file script.h.

Here is the call graph for this function:

◆ GetOp() [2/2]

bool CScript::GetOp	(	const_iterator &	pc,
		opcodetype &	opcodeRet,
		std::vector< unsigned char > &	vchRet
	)		const

inline

Definition at line 487 of file script.h.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ GetSigOpCount() [1/2]

unsigned int CScript::GetSigOpCount ( bool fAccurate ) const

Pre-version-0.6, Bitcoin always counted CHECKMULTISIGs as 20 sigops.

With pay-to-script-hash, that changed: CHECKMULTISIGs serialized in scriptSigs are counted more accurately, assuming they are of the form ... OP_N CHECKMULTISIG ...

Definition at line 153 of file script.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ GetSigOpCount() [2/2]

unsigned int CScript::GetSigOpCount ( const CScript & scriptSig ) const

Accurately count sigOps, including sigOps in pay-to-script-hash transactions:

... and return its opcount:

Definition at line 177 of file script.cpp.

Here is the call graph for this function:

◆ HasValidOps()

bool CScript::HasValidOps ( ) const

Check if the script contains valid OP_CODES.

Definition at line 270 of file script.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ IsPayToScriptHash()

bool CScript::IsPayToScriptHash ( ) const

Definition at line 201 of file script.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ IsPayToWitnessScriptHash()

bool CScript::IsPayToWitnessScriptHash ( ) const

Definition at line 210 of file script.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ IsPushOnly() [1/2]

bool CScript::IsPushOnly ( ) const

Definition at line 253 of file script.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ IsPushOnly() [2/2]

bool CScript::IsPushOnly ( const_iterator pc ) const

Called by IsStandardTx and P2SH/BIP62 VerifyScript (which makes it consensus-critical).

Definition at line 236 of file script.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ IsUnspendable()

bool CScript::IsUnspendable ( ) const

inline

Returns whether the script is guaranteed to fail at execution, regardless of the initial stack.

This allows outputs to be pruned instantly when entering the UTXO set.

Definition at line 544 of file script.h.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ IsWitnessProgram()

bool CScript::IsWitnessProgram	(	int &	version,
		std::vector< unsigned char > &	program
	)		const

Definition at line 220 of file script.cpp.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ operator<<() [1/5]

CScript & CScript::operator<< ( const CScript & b )

delete

Delete non-existent operator to defend against future introduction.

Here is the caller graph for this function:

◆ operator<<() [2/5]

CScript & CScript::operator<< ( const CScriptNum & b )

inline

Definition at line 452 of file script.h.

◆ operator<<() [3/5]

CScript & CScript::operator<< ( const std::vector< unsigned char > & b )

inline

Definition at line 458 of file script.h.

Here is the call graph for this function:

◆ operator<<() [4/5]

CScript & CScript::operator<< ( int64_t b )

inline

Definition at line 442 of file script.h.

Here is the call graph for this function:

◆ operator<<() [5/5]

CScript & CScript::operator<< ( opcodetype opcode )

inline

Definition at line 444 of file script.h.

Here is the call graph for this function:

◆ push_int64()

CScript & CScript::push_int64 ( int64_t n )

inlineprotected

Definition at line 408 of file script.h.

Here is the call graph for this function:

Here is the caller graph for this function:

◆ SERIALIZE_METHODS()

CScript::SERIALIZE_METHODS	(	CScript	,
		obj
	)

inline

Definition at line 430 of file script.h.

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

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

Public Member Functions

Static Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ CScript() [1/8]

◆ CScript() [2/8]

◆ CScript() [3/8]

◆ CScript() [4/8]

◆ CScript() [5/8]

◆ CScript() [6/8]

◆ CScript() [7/8]

◆ CScript() [8/8]

Member Function Documentation

◆ clear()

◆ DecodeOP_N()

◆ EncodeOP_N()

◆ GetOp() [1/2]

◆ GetOp() [2/2]

◆ GetSigOpCount() [1/2]

◆ GetSigOpCount() [2/2]

◆ HasValidOps()

◆ IsPayToScriptHash()

◆ IsPayToWitnessScriptHash()

◆ IsPushOnly() [1/2]

◆ IsPushOnly() [2/2]

◆ IsUnspendable()

◆ IsWitnessProgram()

◆ operator<<() [1/5]

◆ operator<<() [2/5]

◆ operator<<() [3/5]

◆ operator<<() [4/5]

◆ operator<<() [5/5]

◆ push_int64()

◆ SERIALIZE_METHODS()