1178479Sjb/*
2178479Sjb * CDDL HEADER START
3178479Sjb *
4178479Sjb * The contents of this file are subject to the terms of the
5178479Sjb * Common Development and Distribution License, Version 1.0 only
6178479Sjb * (the "License").  You may not use this file except in compliance
7178479Sjb * with the License.
8178479Sjb *
9178479Sjb * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10178479Sjb * or http://www.opensolaris.org/os/licensing.
11178479Sjb * See the License for the specific language governing permissions
12178479Sjb * and limitations under the License.
13178479Sjb *
14178479Sjb * When distributing Covered Code, include this CDDL HEADER in each
15178479Sjb * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16178479Sjb * If applicable, add the following below this CDDL HEADER, with the
17178479Sjb * fields enclosed by brackets "[]" replaced with your own identifying
18178479Sjb * information: Portions Copyright [yyyy] [name of copyright owner]
19178479Sjb *
20178479Sjb * CDDL HEADER END
21178479Sjb */
22256002Spfg
23178479Sjb/*
24178479Sjb * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
25178479Sjb * Use is subject to license terms.
26178479Sjb */
27178479Sjb
28256002Spfg/*
29256002Spfg * Copyright (c) 2012 by Delphix. All rights reserved.
30256002Spfg */
31256002Spfg
32178479Sjb#ifndef	_DT_REGSET_H
33178479Sjb#define	_DT_REGSET_H
34178479Sjb
35178479Sjb#include <sys/types.h>
36178479Sjb
37178479Sjb#ifdef	__cplusplus
38178479Sjbextern "C" {
39178479Sjb#endif
40178479Sjb
41178479Sjbtypedef struct dt_regset {
42178479Sjb	ulong_t dr_size;		/* number of registers in set */
43178479Sjb	ulong_t *dr_bitmap;		/* bitmap of active registers */
44178479Sjb} dt_regset_t;
45178479Sjb
46178479Sjbextern dt_regset_t *dt_regset_create(ulong_t);
47178479Sjbextern void dt_regset_destroy(dt_regset_t *);
48178479Sjbextern void dt_regset_reset(dt_regset_t *);
49178479Sjbextern int dt_regset_alloc(dt_regset_t *);
50178479Sjbextern void dt_regset_free(dt_regset_t *, int);
51256002Spfgextern void dt_regset_assert_free(dt_regset_t *);
52178479Sjb
53178479Sjb#ifdef	__cplusplus
54178479Sjb}
55178479Sjb#endif
56178479Sjb
57178479Sjb#endif	/* _DT_REGSET_H */
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