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/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Xavier Leroy and Pascal Cuoq, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* Automatique. Distributed only by permission. */
/* */
/***********************************************************************/
/* $Id$ */
#include <mlvalues.h>
#include "unixsupport.h"
#include <sys/types.h>
#include <winsock.h>
int socket_domain_table[] = {
PF_UNIX, PF_INET
};
int socket_type_table[] = {
SOCK_STREAM, SOCK_DGRAM, SOCK_RAW, SOCK_SEQPACKET
};
value unix_socket(domain, type, proto, synchronous) /* ML */
value domain, type, proto;
{
SOCKET s;
int oldvalue, oldvaluelen, newvalue, retcode;
oldvaluelen = sizeof(oldvalue);
retcode = getsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE,
(char *) &oldvalue, &oldvaluelen);
if (retcode == 0) {
/* Set sockets to synchronous or asnychronous mode, as requested */
newvalue = Bool_val(synchronous) ? SO_SYNCHRONOUS_NONALERT : 0;
setsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE,
(char *) &newvalue, sizeof(newvalue));
}
s = socket(socket_domain_table[Int_val(domain)],
socket_type_table[Int_val(type)],
Int_val(proto));
if (retcode == 0) {
/* Restore initial mode */
setsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE,
(char *) &oldvalue, oldvaluelen);
}
if (s == INVALID_SOCKET) unix_error(WSAGetLastError(), "socket", Nothing);
return win_alloc_handle((HANDLE) s);
}
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