sese::iocp::IOBuf类 参考

用于 IOCP 的链式缓存 更多...

#include <IOBuf.h>

类 sese::iocp::IOBuf 继承关系图:

Public 类型
using	Node = std::unique_ptr<IOBufNode>
	节点类型
using	ListType = std::list<Node>
Public 类型 继承自 sese::io::InputStream
typedef std::shared_ptr< InputStream >	Ptr
Public 类型 继承自 sese::io::PeekableStream
typedef std::shared_ptr< PeekableStream >	Ptr

Public 成员函数
void	push (Node node)
void	clear ()
	释放所有节点
size_t	getReadableSize () const noexcept
	获取当前可读大小
size_t	getTotalSize () const noexcept
	获取当前所有节点内容大小
int64_t	read (void *buffer, size_t length) override
int64_t	peek (void *buffer, size_t length) override
int64_t	trunc (size_t length) override
Public 成员函数 继承自 sese::io::InputStream
virtual	~InputStream () noexcept=default
Public 成员函数 继承自 sese::io::PeekableStream
virtual	~PeekableStream ()=default

Private 属性
ListType	list
ListType::iterator	cur
size_t	total {0}
size_t	readed {0}

详细描述

用于 IOCP 的链式缓存

成员类型定义说明

ListType

using sese::iocp::IOBuf::ListType = std::list<Node>

Node

using sese::iocp::IOBuf::Node = std::unique_ptr<IOBufNode>

节点类型

成员函数说明

clear()

void sese::iocp::IOBuf::clear

(

)

释放所有节点

getReadableSize()

size_t sese::iocp::IOBuf::getReadableSize ( ) const

nodiscardnoexcept

获取当前可读大小

getTotalSize()

size_t sese::iocp::IOBuf::getTotalSize ( ) const

nodiscardnoexcept

获取当前所有节点内容大小

peek()

int64_t sese::iocp::IOBuf::peek ( void * buffer, size_t length )

overridevirtual

从一个或多个节点窥视内容

参数

buffer	缓存
length	缓存大小

返回

实际获取大小

实现了 sese::io::PeekableStream.

引用了 sese::iocp::IOBufNode::buffer, sese::iocp::IOBufNode::getReadableSize(), sese::iocp::IOBufNode::read , 以及 sese::iocp::IOBufNode::size.

被这些函数引用 sese::_windows::iocp::v1::NativeContext::peek().

push()

void sese::iocp::IOBuf::push

(

Node

node

)

添加一个新的节点，节点一旦被添加，外部就不可继续变更此节点

参数

node

目标节点

read()

int64_t sese::iocp::IOBuf::read ( void * buffer, size_t length )

overridevirtual

从一个或多个节点读取内容

参数

buffer	缓存
length	缓存大小

返回

实际获取大小

实现了 sese::io::InputStream.

被这些函数引用 sese::_windows::iocp::v1::NativeContext::read().

trunc()

int64_t sese::iocp::IOBuf::trunc ( size_t length )

overridevirtual

从一个或多个节点步进内容

参数

length

步进大小

返回

实际步进大小

实现了 sese::io::PeekableStream.

被这些函数引用 sese::_windows::iocp::v1::NativeContext::trunc().

类成员变量说明

cur

ListType::iterator sese::iocp::IOBuf::cur

private

list

ListType sese::iocp::IOBuf::list

private

readed

size_t sese::iocp::IOBuf::readed {0}

private

total

size_t sese::iocp::IOBuf::total {0}

private

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该类的文档由以下文件生成:

• sese/service/iocp/IOBuf.h
• sese/service/iocp/IOBuf.cpp