237 lines
6.9 KiB
C
237 lines
6.9 KiB
C
/***********************************************************************/
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/* */
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/* Objective Caml */
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/* */
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/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
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/* */
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/* Copyright 1996 Institut National de Recherche en Informatique et */
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/* en Automatique. All rights reserved. This file is distributed */
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/* under the terms of the GNU Library General Public License, with */
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/* the special exception on linking described in file ../../LICENSE. */
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/* */
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/***********************************************************************/
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/* $Id$ */
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#include <mlvalues.h>
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#include <alloc.h>
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#include "unixsupport.h"
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#ifdef HAS_SOCKETS
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#include <sys/time.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include "socketaddr.h"
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#ifndef SO_DEBUG
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#define SO_DEBUG (-1)
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#endif
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#ifndef SO_BROADCAST
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#define SO_BROADCAST (-1)
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#endif
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#ifndef SO_REUSEADDR
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#define SO_REUSEADDR (-1)
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#endif
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#ifndef SO_KEEPALIVE
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#define SO_KEEPALIVE (-1)
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#endif
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#ifndef SO_DONTROUTE
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#define SO_DONTROUTE (-1)
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#endif
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#ifndef SO_OOBINLINE
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#define SO_OOBINLINE (-1)
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#endif
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#ifndef SO_ACCEPTCONN
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#define SO_ACCEPTCONN (-1)
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#endif
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#ifndef SO_SNDBUF
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#define SO_SNDBUF (-1)
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#endif
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#ifndef SO_RCVBUF
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#define SO_RCVBUF (-1)
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#endif
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#ifndef SO_ERROR
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#define SO_ERROR (-1)
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#endif
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#ifndef SO_TYPE
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#define SO_TYPE (-1)
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#endif
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#ifndef SO_RCVLOWAT
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#define SO_RCVLOWAT (-1)
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#endif
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#ifndef SO_SNDLOWAT
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#define SO_SNDLOWAT (-1)
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#endif
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#ifndef SO_LINGER
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#define SO_LINGER (-1)
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#endif
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#ifndef SO_RCVTIMEO
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#define SO_RCVTIMEO (-1)
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#endif
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#ifndef SO_SNDTIMEO
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#define SO_SNDTIMEO (-1)
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#endif
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static int sockopt_bool[] = {
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SO_DEBUG, SO_BROADCAST, SO_REUSEADDR, SO_KEEPALIVE,
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SO_DONTROUTE, SO_OOBINLINE, SO_ACCEPTCONN };
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static int sockopt_int[] = {
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SO_SNDBUF, SO_RCVBUF, SO_ERROR, SO_TYPE, SO_RCVLOWAT, SO_SNDLOWAT };
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static int sockopt_optint[] = { SO_LINGER };
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static int sockopt_float[] = { SO_RCVTIMEO, SO_SNDTIMEO };
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CAMLprim value getsockopt_int(int *sockopt, value socket,
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int level, value option)
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{
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int optval;
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socklen_param_type optsize;
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optsize = sizeof(optval);
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if (getsockopt(Int_val(socket), level, sockopt[Int_val(option)],
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(void *) &optval, &optsize) == -1)
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uerror("getsockopt", Nothing);
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return Val_int(optval);
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}
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CAMLprim value setsockopt_int(int *sockopt, value socket, int level,
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value option, value status)
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{
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int optval = Int_val(status);
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if (setsockopt(Int_val(socket), level, sockopt[Int_val(option)],
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(void *) &optval, sizeof(optval)) == -1)
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uerror("setsockopt", Nothing);
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return Val_unit;
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}
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CAMLprim value unix_getsockopt_bool(value socket, value option) {
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value res = getsockopt_int(sockopt_bool, socket, SOL_SOCKET, option);
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return Val_bool(Int_val(res));
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}
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CAMLprim value unix_setsockopt_bool(value socket, value option, value status)
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{
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return setsockopt_int(sockopt_bool, socket, SOL_SOCKET, option, status);
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}
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CAMLprim value unix_getsockopt_int(value socket, value option) {
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return getsockopt_int(sockopt_int, socket, SOL_SOCKET, option);
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}
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CAMLprim value unix_setsockopt_int(value socket, value option, value status)
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{
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return setsockopt_int(sockopt_int, socket, SOL_SOCKET, option, status);
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}
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CAMLprim value getsockopt_optint(int *sockopt, value socket,
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int level, value option)
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{
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struct linger optval;
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socklen_param_type optsize;
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value res = Val_int(0); /* None */
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optsize = sizeof(optval);
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if (getsockopt(Int_val(socket), level, sockopt[Int_val(option)],
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(void *) &optval, &optsize) == -1)
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uerror("getsockopt_optint", Nothing);
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if (optval.l_onoff != 0) {
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res = alloc_small(1, 0);
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Field(res, 0) = Val_int(optval.l_linger);
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}
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return res;
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}
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CAMLprim value setsockopt_optint(int *sockopt, value socket, int level,
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value option, value status)
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{
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struct linger optval;
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optval.l_onoff = Is_block (status);
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if (optval.l_onoff)
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optval.l_linger = Int_val (Field (status, 0));
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if (setsockopt(Int_val(socket), level, sockopt[Int_val(option)],
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(void *) &optval, sizeof(optval)) == -1)
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uerror("setsockopt_optint", Nothing);
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return Val_unit;
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}
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CAMLprim value unix_getsockopt_optint(value socket, value option)
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{
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return getsockopt_optint(sockopt_optint, socket, SOL_SOCKET, option);
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}
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CAMLprim value unix_setsockopt_optint(value socket, value option, value status)
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{
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return setsockopt_optint(sockopt_optint, socket, SOL_SOCKET, option, status);
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}
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CAMLprim value getsockopt_float(int *sockopt, value socket,
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int level, value option)
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{
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struct timeval tv;
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socklen_param_type optsize;
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optsize = sizeof(tv);
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if (getsockopt(Int_val(socket), level, sockopt[Int_val(option)],
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(void *) &tv, &optsize) == -1)
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uerror("getsockopt_float", Nothing);
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return copy_double((double) tv.tv_sec + (double) tv.tv_usec / 1e6);
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}
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CAMLprim value setsockopt_float(int *sockopt, value socket, int level,
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value option, value status)
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{
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struct timeval tv;
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double tv_f;
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tv_f = Double_val(status);
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tv.tv_sec = (int)tv_f;
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tv.tv_usec = (int) (1e6 * (tv_f - tv.tv_sec));
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if (setsockopt(Int_val(socket), level, sockopt[Int_val(option)],
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(void *) &tv, sizeof(tv)) == -1)
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uerror("setsockopt_float", Nothing);
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return Val_unit;
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}
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CAMLprim value unix_getsockopt_float(value socket, value option)
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{
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return getsockopt_float(sockopt_float, socket, SOL_SOCKET, option);
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}
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CAMLprim value unix_setsockopt_float(value socket, value option, value status)
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{
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return setsockopt_float(sockopt_float, socket, SOL_SOCKET, option, status);
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}
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#else
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CAMLprim value unix_getsockopt_bool(value socket, value option)
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{ invalid_argument("getsockopt not implemented"); }
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CAMLprim value unix_setsockopt_bool(value socket, value option, value status)
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{ invalid_argument("setsockopt not implemented"); }
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CAMLprim value unix_getsockopt_int(value socket, value option)
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{ invalid_argument("getsockopt_int not implemented"); }
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CAMLprim value unix_setsockopt_int(value socket, value option, value status)
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{ invalid_argument("setsockopt_int not implemented"); }
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CAMLprim value unix_getsockopt_optint(value socket, value option)
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{ invalid_argument("getsockopt_optint not implemented"); }
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CAMLprim value unix_setsockopt_optint(value socket, value option, value status)
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{ invalid_argument("setsockopt_optint not implemented"); }
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CAMLprim value unix_getsockopt_float(value socket, value option)
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{ invalid_argument("getsockopt_float not implemented"); }
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CAMLprim value unix_setsockopt_float(value socket, value option, value status)
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{ invalid_argument("setsockopt_float not implemented"); }
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#endif
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