ocaml/otherlibs/unix/sockopt.c

62 lines
1.9 KiB
C

/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* en Automatique. All rights reserved. This file is distributed */
/* under the terms of the GNU Library General Public License. */
/* */
/***********************************************************************/
/* $Id$ */
#include <mlvalues.h>
#include "unixsupport.h"
#ifdef HAS_SOCKETS
#include <sys/types.h>
#include <sys/socket.h>
#ifndef SO_BROADCAST
#define SO_BROADCAST (-1)
#endif
#ifndef SO_OOBINLINE
#define SO_OOBINLINE (-1)
#endif
static int sockopt[] = {
SO_DEBUG, SO_BROADCAST, SO_REUSEADDR, SO_KEEPALIVE,
SO_DONTROUTE, SO_OOBINLINE };
value unix_getsockopt(value socket, value option)
{
int optval, optsize;
optsize = sizeof(optval);
if (getsockopt(Int_val(socket), SOL_SOCKET, sockopt[Int_val(option)],
(void *) &optval, &optsize) == -1)
uerror("getsockopt", Nothing);
return Val_int(optval);
}
value unix_setsockopt(value socket, value option, value status)
{
int optval = Int_val(status);
if (setsockopt(Int_val(socket), SOL_SOCKET, sockopt[Int_val(option)],
(void *) &optval, sizeof(optval)) == -1)
uerror("setsockopt", Nothing);
return Val_unit;
}
#else
value unix_getsockopt(value socket, value option)
{ invalid_argument("getsockopt not implemented"); }
value unix_setsockopt(value socket, value option, value status)
{ invalid_argument("setsockopt not implemented"); }
#endif