Manual page for SOCKETPAIR(2)
socketpair - create a pair of connected sockets
SYNOPSIS
#include <sys/types.h>
#include <sys/socket.h>
socketpair(d, type, protocol, sv)
int d, type, protocol;
int sv[2];
DESCRIPTION
The
socketpair
call creates an unnamed pair of connected sockets in
the specified domain
d,
of the specified
type,
and using the optionally specified
protocol.
The descriptors used in referencing the new sockets
are returned in
sv[0]
and
sv[1].
The two sockets are indistinguishable.
DIAGNOSTICS
A 0 is returned if the call succeeds, -1 if it fails.
ERRORS
The call succeeds unless:
- [EMFILE]
-
Too many descriptors are in use by this process.
- [EAFNOSUPPORT]
-
The specified address family is not supported on this machine.
- [EPROTONOSUPPORT]
-
The specified protocol is not supported on this machine.
- [EOPNOSUPPORT]
-
The specified protocol does not support creation of socket pairs.
- [EFAULT]
-
The address sv does not specify a valid part of the
process address space.
SEE ALSO
read(2), write(2), pipe(2)
BUGS
This call is currently implemented only for the UNIX domain.
Created by unroff & hp-tools.
© somebody (See intro for details). All Rights Reserved.
Last modified 11/5/97