Socket

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 #include <cio/socket.h> 

Functions
int	cio_connect (int sockfd, const struct sockaddr *addr, socklen_t addrlen)
int	cio_accept (int sockfd, struct sockaddr *addr, socklen_t *addrlen)
int	cio_accept4 (int sockfd, struct sockaddr *addr, socklen_t *addrlen, int flags)
ssize_t	cio_recv (int sockfd, void *buf, size_t len, int flags)
ssize_t	cio_send (int sockfd, const void *buf, size_t len, int flags)

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Function Documentation

int cio_accept	(	int	sockfd,
		struct sockaddr *	addr,
		socklen_t *	addrlen
	)

Accept a connection on a socket.

Parameters:

	sockfd	socket file descriptor
	addr	buffer for socket address or NULL
	addrlen	size of the address buffer or NULL

Return values:

	>=0	a new connection socket file descriptor
	-1	on error with errno set

Precondition:

fd should be in non-blocking mode

See also:

accept(2)

int cio_accept4	(	int	sockfd,
		struct sockaddr *	addr,
		socklen_t *	addrlen,
		int	flags
	)

Accept a connection on a socket. ENODATA on close.

Parameters:

	sockfd	socket file descriptor
	addr	buffer for socket address or NULL
	addrlen	size of the address buffer or NULL
	flags	for the new file descriptor

See also:

accept4(2)

int cio_connect	(	int	sockfd,
		const struct sockaddr *	addr,
		socklen_t	addrlen
	)

Initiate a connection on a socket.

Parameters:

	sockfd	socket file descriptor
	addr	socket address
	addrlen	size of the address

Return values:

	0	on success
	-1	on error with errno set

Precondition:

fd should be in non-blocking mode

See also:

connect(2)

ssize_t cio_recv	(	int	sockfd,
		void *	buf,
		size_t	len,
		int	flags
	)

TODO

ssize_t cio_send	(	int	sockfd,
		const void *	buf,
		size_t	len,
		int	flags
	)

TODO