1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START
3*7c478bd9Sstevel@tonic-gate *
4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*7c478bd9Sstevel@tonic-gate * with the License.
8*7c478bd9Sstevel@tonic-gate *
9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
12*7c478bd9Sstevel@tonic-gate * and limitations under the License.
13*7c478bd9Sstevel@tonic-gate *
14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*7c478bd9Sstevel@tonic-gate *
20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END
21*7c478bd9Sstevel@tonic-gate */
22*7c478bd9Sstevel@tonic-gate /*
23*7c478bd9Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24*7c478bd9Sstevel@tonic-gate * Use is subject to license terms.
25*7c478bd9Sstevel@tonic-gate */
26*7c478bd9Sstevel@tonic-gate
27*7c478bd9Sstevel@tonic-gate #include <sys/types.h>
28*7c478bd9Sstevel@tonic-gate #include <sys/param.h>
29*7c478bd9Sstevel@tonic-gate #include <sys/mdesc.h>
30*7c478bd9Sstevel@tonic-gate #include <sys/mdesc_impl.h>
31*7c478bd9Sstevel@tonic-gate
32*7c478bd9Sstevel@tonic-gate mde_cookie_t
md_find_node_prop(md_impl_t * mdp,mde_cookie_t node,mde_str_cookie_t prop_name,int tag_type)33*7c478bd9Sstevel@tonic-gate md_find_node_prop(md_impl_t *mdp,
34*7c478bd9Sstevel@tonic-gate mde_cookie_t node,
35*7c478bd9Sstevel@tonic-gate mde_str_cookie_t prop_name,
36*7c478bd9Sstevel@tonic-gate int tag_type)
37*7c478bd9Sstevel@tonic-gate {
38*7c478bd9Sstevel@tonic-gate md_element_t *mdep;
39*7c478bd9Sstevel@tonic-gate int idx;
40*7c478bd9Sstevel@tonic-gate
41*7c478bd9Sstevel@tonic-gate if (node == MDE_INVAL_ELEM_COOKIE ||
42*7c478bd9Sstevel@tonic-gate prop_name == MDE_INVAL_STR_COOKIE) {
43*7c478bd9Sstevel@tonic-gate return (MDE_INVAL_ELEM_COOKIE);
44*7c478bd9Sstevel@tonic-gate }
45*7c478bd9Sstevel@tonic-gate
46*7c478bd9Sstevel@tonic-gate idx = (int)node;
47*7c478bd9Sstevel@tonic-gate mdep = &(mdp->mdep[idx]);
48*7c478bd9Sstevel@tonic-gate
49*7c478bd9Sstevel@tonic-gate /* Skip over any empty elements */
50*7c478bd9Sstevel@tonic-gate while (MDE_TAG(mdep) == MDET_NULL) {
51*7c478bd9Sstevel@tonic-gate idx++;
52*7c478bd9Sstevel@tonic-gate mdep++;
53*7c478bd9Sstevel@tonic-gate }
54*7c478bd9Sstevel@tonic-gate
55*7c478bd9Sstevel@tonic-gate /* see if cookie is infact a node */
56*7c478bd9Sstevel@tonic-gate if (MDE_TAG(mdep) != MDET_NODE) {
57*7c478bd9Sstevel@tonic-gate return (MDE_INVAL_ELEM_COOKIE);
58*7c478bd9Sstevel@tonic-gate }
59*7c478bd9Sstevel@tonic-gate
60*7c478bd9Sstevel@tonic-gate /*
61*7c478bd9Sstevel@tonic-gate * Simply walk the elements in the node
62*7c478bd9Sstevel@tonic-gate * looking for a property with a matching name.
63*7c478bd9Sstevel@tonic-gate */
64*7c478bd9Sstevel@tonic-gate
65*7c478bd9Sstevel@tonic-gate for (idx++, mdep++; MDE_TAG(mdep) != MDET_NODE_END; idx++, mdep++) {
66*7c478bd9Sstevel@tonic-gate if (MDE_TAG(mdep) == tag_type) {
67*7c478bd9Sstevel@tonic-gate if (MDE_NAME(mdep) == prop_name) {
68*7c478bd9Sstevel@tonic-gate return ((mde_cookie_t)idx);
69*7c478bd9Sstevel@tonic-gate }
70*7c478bd9Sstevel@tonic-gate }
71*7c478bd9Sstevel@tonic-gate }
72*7c478bd9Sstevel@tonic-gate
73*7c478bd9Sstevel@tonic-gate return (MDE_INVAL_ELEM_COOKIE); /* no such property name */
74*7c478bd9Sstevel@tonic-gate }
75