getpeername man page on Ultrix

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getpeername(2)							getpeername(2)

       getpeername - get name of connected peer

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

       getpeername(s, name, namelen)
       int s;
       struct sockaddr *name;
       int *namelen;

       The  returns  the  name of the peer connected to 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
       A zero is returned if the call succeeds,	 and  -1  is  returned	if  it

       Names  bound  to sockets in the UNIX domain are inaccessible; returns a
       zero length name.

       The call succeeds unless:

       [EBADF]	      The argument s is not a valid descriptor.

       [ENOTSOCK]     The argument s is a file, not a socket.

       [ENOTCONN]     The socket is not connected.

       [ENOBUFS]      Insufficient resources were available in the  system  to
		      perform the operation.

       [EFAULT]	      The  name parameter points to memory not in a valid part
		      of the process address space.

See Also
       bind(2), getsockname(2), socket(2)


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