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      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 /*
     24  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
     25  * Use is subject to license terms.
     26  */
     27 
     28 /*
     29  * Copyright (c) 2012 by Delphix. All rights reserved.
     30  */
     31 
     32 #ifndef	_DT_REGSET_H
     33 #define	_DT_REGSET_H
     34 
     35 #include <sys/types.h>
     36 
     37 #ifdef	__cplusplus
     38 extern "C" {
     39 #endif
     40 
     41 typedef struct dt_regset {
     42 	ulong_t dr_size;		/* number of registers in set */
     43 	ulong_t *dr_bitmap;		/* bitmap of active registers */
     44 } dt_regset_t;
     45 
     46 extern dt_regset_t *dt_regset_create(ulong_t);
     47 extern void dt_regset_destroy(dt_regset_t *);
     48 extern void dt_regset_reset(dt_regset_t *);
     49 extern int dt_regset_alloc(dt_regset_t *);
     50 extern void dt_regset_free(dt_regset_t *, int);
     51 extern void dt_regset_assert_free(dt_regset_t *);
     52 
     53 #ifdef	__cplusplus
     54 }
     55 #endif
     56 
     57 #endif	/* _DT_REGSET_H */
     58