File descriptor utility functions. More...

#include <string>
#include <cstddef>
#include <sys/types.h>

Functions
int	utils::open (const std::string &path, int flags, mode_t mode=-1)
	Open a file. More...

void	utils::close (int fd)
	Close the file descriptor. More...

void	utils::shutdown (int fd)
	Shut down part of a full-duplex connection. More...

int	utils::ioctl (int fd, unsigned long request, void *argp)
	Operation on a special file. More...

int	utils::dup2 (int olfFD, int newFD, bool closeOnExec=false)
	Duplicate one file desciptor onto another. More...

void	utils::write (int fd, const void *bufferPtr, const size_t size, int timeoutMS=5000)
	Write to a file descriptor, throw on error. More...

void	utils::read (int fd, void *bufferPtr, const size_t size, int timeoutMS=5000)
	Read from a file descriptor, throw on error. More...

unsigned int	utils::getMaxFDNumber ()

void	utils::setMaxFDNumber (unsigned int limit)
	Set the software and hardware limit of file descriptors for this process. More...

unsigned int	utils::getFDNumber ()

bool	utils::fdSend (int socket, int fd, const unsigned int timeoutMS=5000)
	Send Socket via Unix Domain socket. More...

int	utils::fdRecv (int socket, const unsigned int timeoutMS=5000)
	Receive fd via Unix Domain socket. More...

void	utils::setCloseOnExec (int fd, bool closeOnExec)
	Set or remove CLOEXEC on a file descriptor. More...

void	utils::setNonBlocking (int fd, bool nonBlocking)
	Set or remove NONBLOCK on a file descriptor. More...

Detailed Description

File descriptor utility functions.

Namespaces