xref: /illumos-gate/usr/src/man/man3socket/getsockname.3socket (revision 598f4ceed9327d2d6c2325dd67cae3aa06f7fea6)
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Copyright 1989 AT&T Copyright (c) 1997, Sun Microsystems, Inc. All Rights Reserved
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When distributing Covered Code, include this CDDL HEADER in each file and include the License file at usr/src/OPENSOLARIS.LICENSE. If applicable, add the following below this CDDL HEADER, with the fields enclosed by brackets "[]" replaced with your own identifying information: Portions Copyright [yyyy] [name of copyright owner]
GETSOCKNAME 3SOCKET "Dec 12, 1997"
NAME
getsockname - get socket name
SYNOPSIS

cc [ flag ... ] file ... -lsocket  -lnsl  [ library ... ]
#include <sys/types.h>
#include <sys/socket.h>

int getsockname(int s, struct sockaddr *name, socklen_t *namelen);
DESCRIPTION

getsockname() returns the current name for socket s. The namelen parameter should be initialized to indicate the amount of space pointed to by name. On return it contains the actual size in bytes of the name returned.

RETURN VALUES

If successful, getsockname() returns 0; otherwise it returns -1 and sets errno to indicate the error.

ERRORS

The call succeeds unless: EBADF

The argument s is not a valid file descriptor.

ENOMEM

There was insufficient memory available for the operation to complete.

ENOSR

There were insufficient STREAMS resources available for the operation to complete.

ENOTSOCK

The argument s is not a socket.

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPE ATTRIBUTE VALUE
MT-Level Safe
SEE ALSO

bind(3SOCKET), getpeername(3SOCKET), socket(3SOCKET), attributes(5)