1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22
23 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
24 /* All Rights Reserved */
25
26 /*
27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
28 * Use is subject to license terms.
29 */
30
31 #pragma ident "%Z%%M% %I% %E% SMI"
32
33 #include "mt.h"
34 #include <errno.h>
35 #include <xti.h>
36 #include <stropts.h>
37 #include <sys/timod.h>
38 #include "tx.h"
39
40
41 int
_tx_getstate(int fd,int api_semantics)42 _tx_getstate(int fd, int api_semantics)
43 {
44 struct _ti_user *tiptr;
45
46 if ((tiptr = _t_checkfd(fd, 0, api_semantics)) == NULL)
47 return (-1);
48
49 switch (tiptr->ti_state) {
50
51 case T_UNBND:
52 case T_IDLE:
53 case T_INCON:
54 case T_OUTCON:
55 case T_DATAXFER:
56 case T_INREL:
57 case T_OUTREL:
58 return (tiptr->ti_state);
59 default:
60 t_errno = TSTATECHNG;
61 return (-1);
62 }
63 }
64