xrpl::ZeroCopyOutputStream< Streambuf > Class Template Reference

Implements ZeroCopyOutputStream around a Streambuf. More...

#include <ZeroCopyStream.h>

Inheritance diagram for xrpl::ZeroCopyOutputStream< Streambuf >:

Collaboration diagram for xrpl::ZeroCopyOutputStream< Streambuf >:

Public Member Functions
	ZeroCopyOutputStream (Streambuf &streambuf, std::size_t blockSize)
	~ZeroCopyOutputStream () override
bool	Next (void **data, int *size) override
void	BackUp (int count) override
std::int64_t	ByteCount () const override

Private Types
using	buffers_type = Streambuf::mutable_buffers_type
using	iterator = buffers_type::const_iterator
using	mutable_buffer = boost::asio::mutable_buffer

Private Attributes
Streambuf &	streambuf_
std::size_t	blockSize_
std::int64_t	count_ = 0
std::size_t	commit_ = 0
buffers_type	buffers_
iterator	pos_

Detailed Description

template<class Streambuf>
class xrpl::ZeroCopyOutputStream< Streambuf >

Implements ZeroCopyOutputStream around a Streambuf.

Streambuf matches the public interface defined by boost::asio::streambuf.

Template Parameters

Streambuf

A type meeting the requirements of Streambuf.

Definition at line 115 of file ZeroCopyStream.h.

Member Typedef Documentation

buffers_type

template<class Streambuf>

using xrpl::ZeroCopyOutputStream< Streambuf >::buffers_type = Streambuf::mutable_buffers_type

private

Definition at line 118 of file ZeroCopyStream.h.

iterator

template<class Streambuf>

using xrpl::ZeroCopyOutputStream< Streambuf >::iterator = buffers_type::const_iterator

private

Definition at line 119 of file ZeroCopyStream.h.

mutable_buffer

template<class Streambuf>

using xrpl::ZeroCopyOutputStream< Streambuf >::mutable_buffer = boost::asio::mutable_buffer

private

Definition at line 120 of file ZeroCopyStream.h.

Constructor & Destructor Documentation

ZeroCopyOutputStream()

template<class Streambuf>

xrpl::ZeroCopyOutputStream< Streambuf >::ZeroCopyOutputStream ( Streambuf & streambuf, std::size_t blockSize )

explicit

Definition at line 150 of file ZeroCopyStream.h.

~ZeroCopyOutputStream()

template<class Streambuf>

xrpl::ZeroCopyOutputStream< Streambuf >::~ZeroCopyOutputStream ( )

override

Definition at line 159 of file ZeroCopyStream.h.

Member Function Documentation

Next()

template<class Streambuf>

bool xrpl::ZeroCopyOutputStream< Streambuf >::Next ( void ** data, int * size )

override

Definition at line 167 of file ZeroCopyStream.h.

BackUp()

template<class Streambuf>

void xrpl::ZeroCopyOutputStream< Streambuf >::BackUp ( int count )

override

Definition at line 190 of file ZeroCopyStream.h.

ByteCount()

template<class Streambuf>

std::int64_t xrpl::ZeroCopyOutputStream< Streambuf >::ByteCount ( ) const

nodiscardoverride

Definition at line 141 of file ZeroCopyStream.h.

Member Data Documentation

streambuf_

template<class Streambuf>

Streambuf& xrpl::ZeroCopyOutputStream< Streambuf >::streambuf_

private

Definition at line 122 of file ZeroCopyStream.h.

blockSize_

template<class Streambuf>

std::size_t xrpl::ZeroCopyOutputStream< Streambuf >::blockSize_

private

Definition at line 123 of file ZeroCopyStream.h.

count_

template<class Streambuf>

std::int64_t xrpl::ZeroCopyOutputStream< Streambuf >::count_ = 0

private

Definition at line 124 of file ZeroCopyStream.h.

commit_

template<class Streambuf>

std::size_t xrpl::ZeroCopyOutputStream< Streambuf >::commit_ = 0

private

Definition at line 125 of file ZeroCopyStream.h.

buffers_

template<class Streambuf>

buffers_type xrpl::ZeroCopyOutputStream< Streambuf >::buffers_

private

Definition at line 126 of file ZeroCopyStream.h.

pos_

template<class Streambuf>

iterator xrpl::ZeroCopyOutputStream< Streambuf >::pos_

private

Definition at line 127 of file ZeroCopyStream.h.