usr/src/lib/libdtrace/common/dt_regset.h

   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 */