rabit::utils::PollHelper Struct Reference

helper data structure to perform poll More...

#include <poll_utils.h>

Collaboration diagram for rabit::utils::PollHelper:

Public Member Functions
void	WatchRead (SOCKET fd)
	add file descriptor to watch for read More...
void	WatchRead (xgboost::collective::TCPSocket const &socket)
void	WatchWrite (SOCKET fd)
	add file descriptor to watch for write More...
void	WatchWrite (xgboost::collective::TCPSocket const &socket)
void	WatchException (SOCKET fd)
	add file descriptor to watch for exception More...
void	WatchException (xgboost::collective::TCPSocket const &socket)
bool	CheckRead (SOCKET fd) const
	Check if the descriptor is ready for read. More...
bool	CheckRead (xgboost::collective::TCPSocket const &socket) const
bool	CheckWrite (SOCKET fd) const
	Check if the descriptor is ready for write. More...
bool	CheckWrite (xgboost::collective::TCPSocket const &socket) const
xgboost::collective::Result	Poll (std::chrono::seconds timeout, bool check_error=true)
	perform poll on the set defined, read, write, exception More...

Public Attributes
std::unordered_map< SOCKET, pollfd >	fds

Detailed Description

helper data structure to perform poll

Member Function Documentation

CheckRead() [1/2]

bool rabit::utils::PollHelper::CheckRead ( SOCKET  fd ) const

inline

Check if the descriptor is ready for read.

Parameters

fd	file descriptor to check status

CheckRead() [2/2]

bool rabit::utils::PollHelper::CheckRead ( xgboost::collective::TCPSocket const &  socket ) const

inline

CheckWrite() [1/2]

bool rabit::utils::PollHelper::CheckWrite ( SOCKET  fd ) const

inline

Check if the descriptor is ready for write.

Parameters

fd	file descriptor to check status

CheckWrite() [2/2]

bool rabit::utils::PollHelper::CheckWrite ( xgboost::collective::TCPSocket const &  socket ) const

inline

Poll()

xgboost::collective::Result rabit::utils::PollHelper::Poll ( std::chrono::seconds  timeout, bool  check_error = true  )

inline

perform poll on the set defined, read, write, exception

Parameters

timeout

specify timeout in seconds. Block if negative.

WatchException() [1/2]

void rabit::utils::PollHelper::WatchException ( SOCKET  fd )

inline

add file descriptor to watch for exception

Parameters

fd	file descriptor to be watched

WatchException() [2/2]

void rabit::utils::PollHelper::WatchException ( xgboost::collective::TCPSocket const &  socket )

inline

WatchRead() [1/2]

void rabit::utils::PollHelper::WatchRead ( SOCKET  fd )

inline

add file descriptor to watch for read

Parameters

fd	file descriptor to be watched

WatchRead() [2/2]

void rabit::utils::PollHelper::WatchRead ( xgboost::collective::TCPSocket const &  socket )

inline

WatchWrite() [1/2]

void rabit::utils::PollHelper::WatchWrite ( SOCKET  fd )

inline

add file descriptor to watch for write

Parameters

fd	file descriptor to be watched

WatchWrite() [2/2]

void rabit::utils::PollHelper::WatchWrite ( xgboost::collective::TCPSocket const &  socket )

inline

Member Data Documentation

fds

std::unordered_map<SOCKET, pollfd> rabit::utils::PollHelper::fds

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

• /home/docs/checkouts/readthedocs.org/user_builds/xgboost/checkouts/latest/include/xgboost/collective/poll_utils.h