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, int ∗namelen);

MT-LEVEL

Unsafe

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. 

SEE ALSO

bind(3N), getpeername(3N), socket(3N)

NOTES

This interface is unsafe in multithreaded applications.  Unsafe interfaces should be called only from the main thread. 
 

SunOS 5.2  —  Last change: 23 Feb 1993