shutdown

shutdown

Ends Communication with a Socket

Portability: UNIX compatible

SYNOPSIS
DESCRIPTION
RETURN VALUE
PORTABILITY
RELATED FUNCTIONS

SYNOPSIS

#include <sys/types.h>
#include <sys/socket.h>

int shutdown(int s, int how);

DESCRIPTION

shutdown ends communication on socket descriptor s in one or both directions. how specifies the shutdown condition and can be specified in the following ways:

0: does not allow any more receives.
1: does not allow any more sends.
2: does not allow any more sends or receives.

RETURN VALUE

If shutdown is successful, it returns a 0 ; otherwise, it returns a -1 , and sets errno to indicate the type of error.

PORTABILITY

shutdown is portable to other environments, including most UNIX systems, that implement BSD sockets.

RELATED FUNCTIONS

close

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