17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate * CDDL HEADER START
37c478bd9Sstevel@tonic-gate *
47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate * with the License.
87c478bd9Sstevel@tonic-gate *
97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate * and limitations under the License.
137c478bd9Sstevel@tonic-gate *
147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate *
207c478bd9Sstevel@tonic-gate * CDDL HEADER END
217c478bd9Sstevel@tonic-gate */
22*61961e0fSrobinson
237c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
247c478bd9Sstevel@tonic-gate /* All Rights Reserved */
257c478bd9Sstevel@tonic-gate
267c478bd9Sstevel@tonic-gate /*
27*61961e0fSrobinson * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
287c478bd9Sstevel@tonic-gate * Use is subject to license terms.
297c478bd9Sstevel@tonic-gate */
307c478bd9Sstevel@tonic-gate
317c478bd9Sstevel@tonic-gate #include "mt.h"
327c478bd9Sstevel@tonic-gate #include <stdlib.h>
33*61961e0fSrobinson #include <string.h>
34*61961e0fSrobinson #include <strings.h>
35*61961e0fSrobinson #include <unistd.h>
36*61961e0fSrobinson #include <errno.h>
37*61961e0fSrobinson #include <stropts.h>
387c478bd9Sstevel@tonic-gate #include <sys/stream.h>
397c478bd9Sstevel@tonic-gate #define _SUN_TPI_VERSION 2
407c478bd9Sstevel@tonic-gate #include <sys/tihdr.h>
417c478bd9Sstevel@tonic-gate #include <sys/timod.h>
42*61961e0fSrobinson #include <sys/stat.h>
437c478bd9Sstevel@tonic-gate #include <xti.h>
44*61961e0fSrobinson #include <fcntl.h>
457c478bd9Sstevel@tonic-gate #include <signal.h>
46*61961e0fSrobinson #include <assert.h>
47*61961e0fSrobinson #include <syslog.h>
48*61961e0fSrobinson #include <limits.h>
497c478bd9Sstevel@tonic-gate #include "tx.h"
507c478bd9Sstevel@tonic-gate
517c478bd9Sstevel@tonic-gate int
_tx_getinfo(int fd,struct t_info * info,int api_semantics)527c478bd9Sstevel@tonic-gate _tx_getinfo(int fd, struct t_info *info, int api_semantics)
537c478bd9Sstevel@tonic-gate {
547c478bd9Sstevel@tonic-gate struct T_info_req *inforeqp;
557c478bd9Sstevel@tonic-gate struct T_info_ack *infoackp;
567c478bd9Sstevel@tonic-gate int retlen;
577c478bd9Sstevel@tonic-gate struct _ti_user *tiptr;
587c478bd9Sstevel@tonic-gate int retval, sv_errno, didalloc;
597c478bd9Sstevel@tonic-gate struct strbuf ctlbuf;
607c478bd9Sstevel@tonic-gate
61*61961e0fSrobinson if ((tiptr = _t_checkfd(fd, 0, api_semantics)) == 0)
627c478bd9Sstevel@tonic-gate return (-1);
637c478bd9Sstevel@tonic-gate sig_mutex_lock(&tiptr->ti_lock);
647c478bd9Sstevel@tonic-gate
657c478bd9Sstevel@tonic-gate /*
667c478bd9Sstevel@tonic-gate * Acquire buffer for use in sending/receiving the message.
677c478bd9Sstevel@tonic-gate * Note: assumes (correctly) that ti_ctlsize is large enough
687c478bd9Sstevel@tonic-gate * to hold sizeof (struct T_info_req/ack)
697c478bd9Sstevel@tonic-gate */
707c478bd9Sstevel@tonic-gate if (_t_acquire_ctlbuf(tiptr, &ctlbuf, &didalloc) < 0) {
717c478bd9Sstevel@tonic-gate sv_errno = errno;
727c478bd9Sstevel@tonic-gate sig_mutex_unlock(&tiptr->ti_lock);
737c478bd9Sstevel@tonic-gate errno = sv_errno;
747c478bd9Sstevel@tonic-gate return (-1);
757c478bd9Sstevel@tonic-gate }
767c478bd9Sstevel@tonic-gate
77*61961e0fSrobinson /* LINTED pointer cast */
787c478bd9Sstevel@tonic-gate inforeqp = (struct T_info_req *)ctlbuf.buf;
797c478bd9Sstevel@tonic-gate inforeqp->PRIM_type = T_INFO_REQ;
807c478bd9Sstevel@tonic-gate
817c478bd9Sstevel@tonic-gate do {
827c478bd9Sstevel@tonic-gate retval = _t_do_ioctl(fd, ctlbuf.buf,
837c478bd9Sstevel@tonic-gate (int)sizeof (struct T_info_req), TI_GETINFO, &retlen);
847c478bd9Sstevel@tonic-gate } while (retval < 0 && errno == EINTR);
857c478bd9Sstevel@tonic-gate
867c478bd9Sstevel@tonic-gate if (retval < 0)
877c478bd9Sstevel@tonic-gate goto err_out;
887c478bd9Sstevel@tonic-gate
897c478bd9Sstevel@tonic-gate if (retlen != (int)sizeof (struct T_info_ack)) {
907c478bd9Sstevel@tonic-gate t_errno = TSYSERR;
917c478bd9Sstevel@tonic-gate errno = EIO;
927c478bd9Sstevel@tonic-gate goto err_out;
937c478bd9Sstevel@tonic-gate }
947c478bd9Sstevel@tonic-gate
95*61961e0fSrobinson /* LINTED pointer cast */
967c478bd9Sstevel@tonic-gate infoackp = (struct T_info_ack *)ctlbuf.buf;
977c478bd9Sstevel@tonic-gate
987c478bd9Sstevel@tonic-gate info->addr = infoackp->ADDR_size;
997c478bd9Sstevel@tonic-gate info->options = infoackp->OPT_size;
1007c478bd9Sstevel@tonic-gate info->tsdu = infoackp->TSDU_size;
1017c478bd9Sstevel@tonic-gate info->etsdu = infoackp->ETSDU_size;
1027c478bd9Sstevel@tonic-gate info->connect = infoackp->CDATA_size;
1037c478bd9Sstevel@tonic-gate info->discon = infoackp->DDATA_size;
1047c478bd9Sstevel@tonic-gate info->servtype = infoackp->SERV_type;
1057c478bd9Sstevel@tonic-gate
1067c478bd9Sstevel@tonic-gate if (_T_IS_XTI(api_semantics)) {
1077c478bd9Sstevel@tonic-gate /* XTI ONLY - TLI t_info struct does not have "flags" */
1087c478bd9Sstevel@tonic-gate info->flags = 0;
1097c478bd9Sstevel@tonic-gate if (infoackp->PROVIDER_flag & (SENDZERO|OLD_SENDZERO))
1107c478bd9Sstevel@tonic-gate info->flags |= T_SENDZERO;
1117c478bd9Sstevel@tonic-gate }
1127c478bd9Sstevel@tonic-gate if (didalloc)
1137c478bd9Sstevel@tonic-gate free(ctlbuf.buf);
1147c478bd9Sstevel@tonic-gate else
1157c478bd9Sstevel@tonic-gate tiptr->ti_ctlbuf = ctlbuf.buf;
1167c478bd9Sstevel@tonic-gate sig_mutex_unlock(&tiptr->ti_lock);
1177c478bd9Sstevel@tonic-gate return (0);
1187c478bd9Sstevel@tonic-gate
1197c478bd9Sstevel@tonic-gate err_out:
1207c478bd9Sstevel@tonic-gate sv_errno = errno;
1217c478bd9Sstevel@tonic-gate if (didalloc)
1227c478bd9Sstevel@tonic-gate free(ctlbuf.buf);
1237c478bd9Sstevel@tonic-gate else
1247c478bd9Sstevel@tonic-gate tiptr->ti_ctlbuf = ctlbuf.buf;
1257c478bd9Sstevel@tonic-gate sig_mutex_unlock(&tiptr->ti_lock);
1267c478bd9Sstevel@tonic-gate errno = sv_errno;
1277c478bd9Sstevel@tonic-gate return (-1);
1287c478bd9Sstevel@tonic-gate }
129