4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
24 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
25 * Use is subject to license terms.
31 #include <sys/types.h>
39 * Each logical domain is detailed via a (Virtual) Machine Description
40 * available to each guest Operating System courtesy of a
52 #define U8(_s) ((uint8_t)(_s))
53 #define U16(_s) ((uint16_t)(_s))
54 #define U32(_s) ((uint32_t)(_s))
55 #define U64(_s) ((uint64_t)(_s))
62 /* the version this library understands */
64 #define MD_HEADER_VERS_OFF 0x0
65 #define MD_HEADER_NODE_OFF 0x4
66 #define MD_HEADER_NAME_OFF 0x8
67 #define MD_HEADER_DATA_OFF 0xc
69 #define MD_HEADER_SIZE 0x10
71 #define MD_TRANSPORT_VERSION U32(0x10000)
73 #define MD_ELEMENT_SIZE 0x10
75 #define MDE_ILLEGAL_IDX U64(-1)
77 #define MDET_LIST_END U8(0x0)
78 #define MDET_NULL U8(' ')
79 #define MDET_NODE U8('N')
80 #define MDET_NODE_END U8('E')
81 #define MDET_PROP_ARC U8('a')
82 #define MDET_PROP_VAL U8('v')
83 #define MDET_PROP_STR U8('s')
84 #define MDET_PROP_DAT U8('d')
90 * Opaque handles for use in external interfaces
95 typedef uint64_t mde_cookie_t;
96 #define MDE_INVAL_ELEM_COOKIE ((mde_cookie_t)-1)
98 typedef uint32_t mde_str_cookie_t;
99 #define MDE_INVAL_STR_COOKIE ((mde_str_cookie_t)-1)
101 typedef uint64_t md_diff_cookie_t;
102 #define MD_INVAL_DIFF_COOKIE ((md_diff_cookie_t)-1)
104 #define MDESC_INVAL_GEN (0)
107 * External structure for MD diff interface
110 uint8_t type; /* property type */
111 char *namep; /* property name */
119 extern md_t *md_init_intern(uint64_t *,
120 void *(*allocp)(size_t),
121 void (*freep)(void *, size_t));
123 extern int md_fini(md_t *);
125 extern int md_node_count(md_t *);
127 extern mde_str_cookie_t md_find_name(md_t *, char *namep);
129 extern mde_cookie_t md_root_node(md_t *);
131 extern uint64_t md_get_gen(md_t *);
133 extern size_t md_get_bin_size(md_t *);
135 extern int md_scan_dag(md_t *,
141 extern int md_get_prop_val(md_t *,
146 extern int md_get_prop_str(md_t *,
151 extern int md_get_prop_data(md_t *,
157 extern md_diff_cookie_t md_diff_init(md_t *,
164 extern int md_diff_added(md_diff_cookie_t,
167 extern int md_diff_removed(md_diff_cookie_t,
170 extern int md_diff_matched(md_diff_cookie_t,
174 extern int md_diff_fini(md_diff_cookie_t);
176 /***************** NON-CDDL BEGIN *******************************/
178 #include <sys/malloc.h>
179 extern int md_get_prop_alloc(md_t *, mde_cookie_t, char *,
181 extern int md_vdev_find_val(device_t dev, char *namep,
184 extern int md_vdev_find_node(device_t dev, mde_cookie_t *valp);
186 MALLOC_DECLARE(M_MDPROP);
187 extern void mdesc_init(void);
188 extern int mdesc_update(void);
191 extern md_t * md_get(void);
192 extern void md_put(md_t *);
194 /***************** NON-CDDL END *******************************/
203 * ioctl info for mdesc device
206 #define MDESCIOC ('m' << 24 | 'd' << 16 | 'd' << 8)
208 #define MDESCIOCGSZ (MDESCIOC | 1) /* Get quote buffer size */
209 #define MDESCIOCSSZ (MDESCIOC | 2) /* Set new quote buffer size */
210 #define MDESCIOCDISCARD (MDESCIOC | 3) /* Discard quotes and reset */
216 #endif /* _MDESC_H_ */