63 lines
2.1 KiB
C
63 lines
2.1 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. */
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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 <memory.h>
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#include "unixsupport.h"
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#include "socketaddr.h"
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CAMLprim value unix_accept(sock)
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value sock;
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{
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SOCKET sconn = (SOCKET) Handle_val(sock);
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SOCKET snew;
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value fd = Val_unit, adr = Val_unit, res;
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int oldvalue, oldvaluelen, newvalue, retcode;
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union sock_addr_union addr;
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socklen_param_type addr_len;
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oldvaluelen = sizeof(oldvalue);
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retcode = getsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE,
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(char *) &oldvalue, &oldvaluelen);
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if (retcode == 0) {
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/* Set sockets to synchronous mode */
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newvalue = SO_SYNCHRONOUS_NONALERT;
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setsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE,
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(char *) &newvalue, sizeof(newvalue));
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}
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addr_len = sizeof(sock_addr);
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enter_blocking_section();
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snew = accept(sconn, &addr.s_gen, &addr_len);
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leave_blocking_section();
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if (retcode == 0) {
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/* Restore initial mode */
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setsockopt(INVALID_SOCKET, SOL_SOCKET, SO_OPENTYPE,
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(char *) &oldvalue, oldvaluelen);
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}
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if (snew == INVALID_SOCKET) {
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win32_maperr(WSAGetLastError());
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uerror("accept", Nothing);
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}
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Begin_roots2 (fd, adr)
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fd = win_alloc_handle((HANDLE) snew);
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adr = alloc_sockaddr(&addr, addr_len);
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res = alloc_small(2, 0);
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Field(res, 0) = fd;
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Field(res, 1) = adr;
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End_roots();
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return res;
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}
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