/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/*
* Copyright 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.3 */
#include "mt.h"
#include <stdlib.h>
#include <errno.h>
#include <stropts.h>
#include <xti.h>
#include <sys/timod.h>
#include "tx.h"
/*
* t_rcvconnect() is documented to be only called with non-blocking
* endpoints for asynchronous connection establishment. However, the
* direction taken by XTI is to allow it to be called if t_connect()
* fails with TSYSERR/EINTR and state is T_OUTCON (i.e. T_CONN_REQ was
* sent down). This implies that an interrupted synchronous connection
* establishment which was interrupted after connection request was transmitted
* can now be completed by calling t_rcvconnect()
*/
int
_tx_rcvconnect(int fd, struct t_call *call, int api_semantics)
{
struct _ti_user *tiptr;
int retval, sv_errno;
struct strbuf ctlbuf;
int didalloc;
if ((tiptr = _t_checkfd(fd, 0, api_semantics)) == NULL)
return (-1);
sig_mutex_lock(&tiptr->ti_lock);
if (_T_IS_XTI(api_semantics)) {
/*
* User level state verification only done for XTI
* because doing for TLI may break existing applications
*/
if (tiptr->ti_state != T_OUTCON) {
t_errno = TOUTSTATE;
sig_mutex_unlock(&tiptr->ti_lock);
return (-1);
}
}
/*
* Acquire ctlbuf for use in sending/receiving control part
* of the message.
*/
if (_t_acquire_ctlbuf(tiptr, &ctlbuf, &didalloc) < 0) {
sv_errno = errno;
sig_mutex_unlock(&tiptr->ti_lock);
errno = sv_errno;
return (-1);
}
retval = _t_rcv_conn_con(tiptr, call, &ctlbuf, api_semantics);
if (retval == 0 || t_errno == TBUFOVFLW) {
_T_TX_NEXTSTATE(T_RCVCONNECT, tiptr,
"t_rcvconnect: Invalid state on event T_RCVCONNECT");
/*
* Update attributes which may have been negotiated during
* connection establishment for protocols where we suspect
* such negotiation is likely (e.g. OSI). We do not do it for
* all endpoints for performance reasons. Also, this code is
* deliberately done after user level state changes so even
* the (unlikely) failure case reflects a connected endpoint.
*/
if (tiptr->ti_tsdusize != 0)
if (_t_do_postconn_sync(fd, tiptr) < 0)
retval = -1;
}
sv_errno = errno;
if (didalloc)
free(ctlbuf.buf);
else
tiptr->ti_ctlbuf = ctlbuf.buf;
sig_mutex_unlock(&tiptr->ti_lock);
errno = sv_errno;
return (retval);
}