Double ended buffer combining vector and stream-like interfaces. More...

#include <streams.h>

Public Types
typedef vector_type::allocator_type	allocator_type

typedef vector_type::size_type	size_type

typedef vector_type::difference_type	difference_type

typedef vector_type::reference	reference

typedef vector_type::const_reference	const_reference

typedef vector_type::value_type	value_type

typedef vector_type::iterator	iterator

typedef vector_type::const_iterator	const_iterator

typedef vector_type::reverse_iterator	reverse_iterator

Public Member Functions
	CDataStream (int nTypeIn, int nVersionIn)

	CDataStream (const_iterator pbegin, const_iterator pend, int nTypeIn, int nVersionIn)

	CDataStream (const char pbegin, const char pend, int nTypeIn, int nVersionIn)

	CDataStream (const vector_type &vchIn, int nTypeIn, int nVersionIn)

	CDataStream (const std::vector< char > &vchIn, int nTypeIn, int nVersionIn)

	CDataStream (const std::vector< unsigned char > &vchIn, int nTypeIn, int nVersionIn)

template<typename... Args>
	CDataStream (int nTypeIn, int nVersionIn, Args &&... args)

void	Init (int nTypeIn, int nVersionIn)

CDataStream &	operator+= (const CDataStream &b)

std::string	str () const

const_iterator	begin () const

iterator	begin ()

const_iterator	end () const

iterator	end ()

size_type	size () const

bool	empty () const

void	resize (size_type n, value_type c=0)

void	reserve (size_type n)

const_reference	operator[] (size_type pos) const

reference	operator[] (size_type pos)

void	clear ()

iterator	insert (iterator it, const char x=char())

void	insert (iterator it, size_type n, const char x)

value_type *	data ()

const value_type *	data () const

void	insert (iterator it, std::vector< char >::const_iterator first, std::vector< char >::const_iterator last)

void	insert (iterator it, const char first, const char last)

iterator	erase (iterator it)

iterator	erase (iterator first, iterator last)

void	Compact ()

bool	Rewind (size_type n)

bool	eof () const

CDataStream *	rdbuf ()

int	in_avail () const

void	SetType (int n)

int	GetType () const

void	SetVersion (int n)

int	GetVersion () const

void	read (char *pch, size_t nSize)

void	ignore (int nSize)

void	write (const char *pch, size_t nSize)

template<typename Stream >
void	Serialize (Stream &s) const

template<typename T >
CDataStream &	operator<< (const T &obj)

template<typename T >
CDataStream &	operator>> (T &obj)

void	GetAndClear (CSerializeData &d)

void	Xor (const std::vector< unsigned char > &key)
	XOR the contents of this stream with a certain key. More...

Protected Types
typedef CSerializeData	vector_type

Protected Attributes
vector_type	vch

unsigned int	nReadPos

int	nType

int	nVersion

Friends
CDataStream	operator+ (const CDataStream &a, const CDataStream &b)

Detailed Description

Double ended buffer combining vector and stream-like interfaces.

and << read and write unformatted data using the above serialization templates.

Fills with data in linear time; some stringstream implementations take N^2 time.

Definition at line 103 of file streams.h.

Member Typedef Documentation

◆ allocator_type

typedef vector_type::allocator_type CDataStream::allocator_type

Definition at line 114 of file streams.h.

◆ const_iterator

typedef vector_type::const_iterator CDataStream::const_iterator

Definition at line 121 of file streams.h.

◆ const_reference

typedef vector_type::const_reference CDataStream::const_reference

Definition at line 118 of file streams.h.

◆ difference_type

typedef vector_type::difference_type CDataStream::difference_type

Definition at line 116 of file streams.h.

◆ iterator

typedef vector_type::iterator CDataStream::iterator

Definition at line 120 of file streams.h.

◆ reference

typedef vector_type::reference CDataStream::reference

Definition at line 117 of file streams.h.

◆ reverse_iterator

typedef vector_type::reverse_iterator CDataStream::reverse_iterator

Definition at line 122 of file streams.h.

◆ size_type

typedef vector_type::size_type CDataStream::size_type

Definition at line 115 of file streams.h.

◆ value_type

typedef vector_type::value_type CDataStream::value_type

Definition at line 119 of file streams.h.

◆ vector_type

typedef CSerializeData CDataStream::vector_type

protected

Definition at line 106 of file streams.h.

Constructor & Destructor Documentation

◆ CDataStream() [1/7]

CDataStream::CDataStream	(	int	nTypeIn,
		int	nVersionIn
	)

inlineexplicit

Definition at line 124 of file streams.h.

References Init().

◆ CDataStream() [2/7]

CDataStream::CDataStream	(	const_iterator	pbegin,
		const_iterator	pend,
		int	nTypeIn,
		int	nVersionIn
	)

inline

Definition at line 129 of file streams.h.

References Init().

◆ CDataStream() [3/7]

CDataStream::CDataStream	(	const char *	pbegin,
		const char *	pend,
		int	nTypeIn,
		int	nVersionIn
	)

inline

Definition at line 134 of file streams.h.

References Init().

◆ CDataStream() [4/7]

CDataStream::CDataStream	(	const vector_type &	vchIn,
		int	nTypeIn,
		int	nVersionIn
	)

inline

Definition at line 139 of file streams.h.

References Init().

◆ CDataStream() [5/7]

CDataStream::CDataStream	(	const std::vector< char > &	vchIn,
		int	nTypeIn,
		int	nVersionIn
	)

inline

Definition at line 144 of file streams.h.

References Init().

◆ CDataStream() [6/7]

CDataStream::CDataStream	(	const std::vector< unsigned char > &	vchIn,
		int	nTypeIn,
		int	nVersionIn
	)

inline

Definition at line 149 of file streams.h.

References Init().

◆ CDataStream() [7/7]

template<typename... Args>

CDataStream::CDataStream	(	int	nTypeIn,
		int	nVersionIn,
		Args &&...	args
	)

inline

Definition at line 155 of file streams.h.

References Init(), and SerializeMany().

Member Function Documentation

◆ begin() [1/2]

const_iterator CDataStream::begin ( ) const

inline

◆ begin() [2/2]

iterator CDataStream::begin ( )

inline

Definition at line 191 of file streams.h.

References nReadPos, and vch.

◆ clear()

void CDataStream::clear ( )

inline

Definition at line 200 of file streams.h.

References nReadPos, and vch.

Referenced by CBLSIESMultiRecipientObjects< Object >::Encrypt(), CDBBatch::Erase(), GetAndClear(), BerkeleyBatch::ReadAtCursor(), BerkeleyBatch::Rewrite(), and CDBBatch::Write().

◆ Compact()

void CDataStream::Compact ( )

inline

Definition at line 271 of file streams.h.

References nReadPos, and vch.

◆ data() [1/2]

value_type* CDataStream::data ( )

inline

◆ data() [2/2]

const value_type* CDataStream::data ( ) const

inline

Definition at line 204 of file streams.h.

References nReadPos, and vch.

◆ empty()

bool CDataStream::empty ( ) const

inline

Definition at line 195 of file streams.h.

References nReadPos, and vch.

Referenced by DecodeHexTx(), GetTxPayload(), ProcessMessage(), and ReadKeyValue().

◆ end() [1/2]

const_iterator CDataStream::end ( ) const

inline

Definition at line 192 of file streams.h.

References vch.

Referenced by CBloomFilter::contains(), EncodeHexTx(), CBLSIESMultiRecipientObjects< Object >::Encrypt(), CBlockHeaderAndShortTxIDs::FillShortTxIDSelector(), GetAndClear(), getblock(), getblockheader(), getblockheaders(), gettxoutproof(), CBloomFilter::insert(), operator+=(), CFlatDB< T >::Read(), rest_block(), rest_getutxos(), rest_headers(), rest_tx(), SetTxPayload(), str(), CSimplifiedMNListDiff::ToJson(), and CFlatDB< T >::Write().

◆ end() [2/2]

iterator CDataStream::end ( )

inline

Definition at line 193 of file streams.h.

References vch.

◆ eof()

bool CDataStream::eof ( ) const

inline

Definition at line 290 of file streams.h.

References size().

◆ erase() [1/2]

iterator CDataStream::erase ( iterator it )

inline

Definition at line 234 of file streams.h.

References nReadPos, and vch.

◆ erase() [2/2]

iterator CDataStream::erase	(	iterator	first,
		iterator	last
	)

inline

Definition at line 251 of file streams.h.

References nReadPos, and vch.

◆ GetAndClear()

void CDataStream::GetAndClear ( CSerializeData & d )

inline

Definition at line 366 of file streams.h.

References begin(), clear(), and end().

◆ GetType()

int CDataStream::GetType ( ) const

inline

Definition at line 295 of file streams.h.

References nType.

◆ GetVersion()

int CDataStream::GetVersion ( ) const

inline

Definition at line 297 of file streams.h.

References nVersion.

◆ ignore()

void CDataStream::ignore ( int nSize )

inline

Definition at line 318 of file streams.h.

References nReadPos, and vch.

◆ in_avail()

int CDataStream::in_avail ( ) const

inline

Definition at line 292 of file streams.h.

References size().

Referenced by ProcessMessage().

◆ Init()

void CDataStream::Init	(	int	nTypeIn,
		int	nVersionIn
	)

inline

Definition at line 161 of file streams.h.

References nReadPos, nType, and nVersion.

Referenced by CDataStream().

◆ insert() [1/4]

iterator CDataStream::insert	(	iterator	it,
		const char	x = `char()`
	)

inline

Definition at line 201 of file streams.h.

References vch.

Referenced by CAccountingEntry::SerializationOp().

◆ insert() [2/4]

void CDataStream::insert	(	iterator	it,
		size_type	n,
		const char	x
	)

inline

Definition at line 202 of file streams.h.

References vch.

◆ insert() [3/4]

void CDataStream::insert	(	iterator	it,
		std::vector< char >::const_iterator	first,
		std::vector< char >::const_iterator	last
	)

inline

Definition at line 206 of file streams.h.

References memcpy(), nReadPos, and vch.

◆ insert() [4/4]

void CDataStream::insert	(	iterator	it,
		const char *	first,
		const char *	last
	)

inline

Definition at line 220 of file streams.h.

References memcpy(), nReadPos, and vch.

◆ operator+=()

CDataStream& CDataStream::operator+= ( const CDataStream & b )

inline

Definition at line 168 of file streams.h.

References begin(), end(), and vch.

◆ operator<<()

template<typename T >

CDataStream& CDataStream::operator<< ( const T & obj )

inline

Definition at line 351 of file streams.h.

References Serialize().

◆ operator>>()

template<typename T >

CDataStream& CDataStream::operator>> ( T & obj )

inline

Definition at line 359 of file streams.h.

References Unserialize().

◆ operator[]() [1/2]

const_reference CDataStream::operator[] ( size_type pos ) const

inline

Definition at line 198 of file streams.h.

References nReadPos, and vch.

◆ operator[]() [2/2]

reference CDataStream::operator[] ( size_type pos )

inline

Definition at line 199 of file streams.h.

References nReadPos, and vch.

◆ rdbuf()

CDataStream* CDataStream::rdbuf ( )

inline

Definition at line 291 of file streams.h.

◆ read()

void CDataStream::read	(	char *	pch,
		size_t	nSize
	)

inline

Definition at line 299 of file streams.h.

References memcpy(), nReadPos, and vch.

◆ reserve()

void CDataStream::reserve ( size_type n )

inline

Definition at line 197 of file streams.h.

References nReadPos, and vch.

Referenced by CDBWrapper::CompactRange(), CDBBatch::Erase(), BerkeleyBatch::Erase(), CDBWrapper::EstimateSize(), BerkeleyBatch::Exists(), CDBWrapper::Exists(), CDBTransaction< RootTransaction, RootTransaction >::KeyToDataStream(), ProcessGetData(), BerkeleyBatch::Read(), CDBWrapper::Read(), CDBWrapper::ReadDataStream(), CDBIterator::Seek(), CDBBatch::Write(), and BerkeleyBatch::Write().

◆ resize()

void CDataStream::resize	(	size_type	n,
		value_type	c = `0`
	)

inline

Definition at line 196 of file streams.h.

References nReadPos, and vch.

Referenced by CNetMessage::CNetMessage(), and CNetMessage::readData().

◆ Rewind()

bool CDataStream::Rewind ( size_type n )

inline

Definition at line 277 of file streams.h.

References nReadPos.

Referenced by DeserializeAndCheckBlockTest(), and DeserializeBlockTest().

◆ Serialize()

template<typename Stream >

void CDataStream::Serialize ( Stream & s ) const

inline

Definition at line 343 of file streams.h.

References vch.

Referenced by operator<<().

◆ SetType()

void CDataStream::SetType ( int n )

inline

Definition at line 294 of file streams.h.

References nType.

Referenced by BerkeleyBatch::ReadAtCursor().

◆ SetVersion()

void CDataStream::SetVersion ( int n )

inline

Definition at line 296 of file streams.h.

References nVersion.

Referenced by CNetMessage::SetVersion().

◆ size()

size_type CDataStream::size ( ) const

inline

Definition at line 194 of file streams.h.

References nReadPos, and vch.

Referenced by CDBWrapper::CompactRange(), CBLSIESEncryptedObject< Object >::Encrypt(), eof(), CDBBatch::Erase(), BerkeleyBatch::Erase(), CDBTransaction< RootTransaction, RootTransaction >::Erase(), CDBWrapper::EstimateSize(), BerkeleyBatch::Exists(), CDBWrapper::Exists(), GetCrashInfoStrNoDebugInfo(), in_avail(), CWallet::IsFullyMixed(), CDBTransaction< Parent, CommitTarget >::DataStreamCmp::less(), CZMQPublishRawBlockNotifier::NotifyBlock(), CZMQPublishRawChainLockNotifier::NotifyChainLock(), CZMQPublishRawChainLockSigNotifier::NotifyChainLock(), llmq::CDKGSessionManager::ProcessMessage(), llmq::CSigSharesManager::ProcessMessage(), ProcessMessage(), BerkeleyBatch::Read(), BerkeleyBatch::ReadAtCursor(), CNetMessage::readData(), CDBWrapper::ReadDataStream(), llmq::CRecoveredSigsDb::RemoveRecoveredSig(), BerkeleyBatch::Rewrite(), CDBIterator::Seek(), WalletModel::sendCoins(), CDBBatch::Write(), BerkeleyBatch::Write(), CDBTransaction< RootTransaction, RootTransaction >::Write(), and Xor().

◆ str()

std::string CDataStream::str ( ) const

inline

Definition at line 181 of file streams.h.

References begin(), and end().

Referenced by RecentRequestsTableModel::addNewRequest(), rest_block(), rest_getutxos(), rest_headers(), and rest_tx().

◆ write()

void CDataStream::write	(	const char *	pch,
		size_t	nSize
	)

inline

Definition at line 336 of file streams.h.

References vch.

Referenced by DeserializeAndCheckBlockTest(), DeserializeBlockTest(), and BerkeleyBatch::ReadAtCursor().

◆ Xor()

void CDataStream::Xor ( const std::vector< unsigned char > & key )

inline

XOR the contents of this stream with a certain key.

Parameters

[in] key The key used to XOR the data in this stream.

Definition at line 376 of file streams.h.

References size(), and vch.

Referenced by CDBIterator::GetValue(), CDBWrapper::ReadDataStream(), and CDBBatch::Write().

Friends And Related Function Documentation

◆ operator+

CDataStream operator+	(	const CDataStream &	a,
		const CDataStream &	b
	)

friend

Definition at line 174 of file streams.h.

Member Data Documentation

◆ nReadPos

unsigned int CDataStream::nReadPos

protected

Definition at line 108 of file streams.h.

Referenced by begin(), clear(), Compact(), data(), empty(), erase(), ignore(), Init(), insert(), operator[](), read(), reserve(), resize(), Rewind(), and size().

◆ nType

int CDataStream::nType

protected

Definition at line 110 of file streams.h.

Referenced by GetType(), Init(), and SetType().

◆ nVersion

int CDataStream::nVersion

protected

Definition at line 111 of file streams.h.

Referenced by GetVersion(), Init(), and SetVersion().

◆ vch

vector_type CDataStream::vch

protected

Definition at line 107 of file streams.h.

Referenced by begin(), clear(), Compact(), data(), empty(), end(), erase(), ignore(), insert(), operator+=(), operator[](), read(), reserve(), resize(), Serialize(), size(), write(), and Xor().

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

src/streams.h

Dash Core Source Documentation (0.16.0.1)

Public Types

Public Member Functions

Protected Types

Protected Attributes

Friends

Detailed Description

Member Typedef Documentation

◆ allocator_type

◆ const_iterator

◆ const_reference

◆ difference_type

◆ iterator

◆ reference

◆ reverse_iterator

◆ size_type

◆ value_type

◆ vector_type

Constructor & Destructor Documentation

◆ CDataStream() [1/7]

◆ CDataStream() [2/7]

◆ CDataStream() [3/7]

◆ CDataStream() [4/7]

◆ CDataStream() [5/7]

◆ CDataStream() [6/7]

◆ CDataStream() [7/7]

Member Function Documentation

◆ begin() [1/2]

◆ begin() [2/2]

◆ clear()

◆ Compact()

◆ data() [1/2]

◆ data() [2/2]

◆ empty()

◆ end() [1/2]

◆ end() [2/2]

◆ eof()

◆ erase() [1/2]

◆ erase() [2/2]

◆ GetAndClear()

◆ GetType()

◆ GetVersion()

◆ ignore()

◆ in_avail()

◆ Init()

◆ insert() [1/4]

◆ insert() [2/4]

◆ insert() [3/4]

◆ insert() [4/4]

◆ operator+=()

◆ operator<<()

◆ operator>>()

◆ operator[]() [1/2]

◆ operator[]() [2/2]

◆ rdbuf()

◆ read()

◆ reserve()

◆ resize()

◆ Rewind()

◆ Serialize()

◆ SetType()

◆ SetVersion()

◆ size()

◆ str()

◆ write()

◆ Xor()

Friends And Related Function Documentation

◆ operator+

Member Data Documentation

◆ nReadPos

◆ nType

◆ nVersion

◆ vch