1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
24*0Sstevel@tonic-gate * Use is subject to license terms.
25*0Sstevel@tonic-gate */
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
28*0Sstevel@tonic-gate
29*0Sstevel@tonic-gate #include <sys/types.h>
30*0Sstevel@tonic-gate #include <sys/param.h>
31*0Sstevel@tonic-gate #include <sys/mdesc.h>
32*0Sstevel@tonic-gate #include <sys/mdesc_impl.h>
33*0Sstevel@tonic-gate
34*0Sstevel@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)35*0Sstevel@tonic-gate md_find_node_prop(md_impl_t *mdp,
36*0Sstevel@tonic-gate mde_cookie_t node,
37*0Sstevel@tonic-gate mde_str_cookie_t prop_name,
38*0Sstevel@tonic-gate int tag_type)
39*0Sstevel@tonic-gate {
40*0Sstevel@tonic-gate md_element_t *mdep;
41*0Sstevel@tonic-gate int idx;
42*0Sstevel@tonic-gate
43*0Sstevel@tonic-gate if (node == MDE_INVAL_ELEM_COOKIE ||
44*0Sstevel@tonic-gate prop_name == MDE_INVAL_STR_COOKIE) {
45*0Sstevel@tonic-gate return (MDE_INVAL_ELEM_COOKIE);
46*0Sstevel@tonic-gate }
47*0Sstevel@tonic-gate
48*0Sstevel@tonic-gate idx = (int)node;
49*0Sstevel@tonic-gate mdep = &(mdp->mdep[idx]);
50*0Sstevel@tonic-gate
51*0Sstevel@tonic-gate /* Skip over any empty elements */
52*0Sstevel@tonic-gate while (MDE_TAG(mdep) == MDET_NULL) {
53*0Sstevel@tonic-gate idx++;
54*0Sstevel@tonic-gate mdep++;
55*0Sstevel@tonic-gate }
56*0Sstevel@tonic-gate
57*0Sstevel@tonic-gate /* see if cookie is infact a node */
58*0Sstevel@tonic-gate if (MDE_TAG(mdep) != MDET_NODE) {
59*0Sstevel@tonic-gate return (MDE_INVAL_ELEM_COOKIE);
60*0Sstevel@tonic-gate }
61*0Sstevel@tonic-gate
62*0Sstevel@tonic-gate /*
63*0Sstevel@tonic-gate * Simply walk the elements in the node
64*0Sstevel@tonic-gate * looking for a property with a matching name.
65*0Sstevel@tonic-gate */
66*0Sstevel@tonic-gate
67*0Sstevel@tonic-gate for (idx++, mdep++; MDE_TAG(mdep) != MDET_NODE_END; idx++, mdep++) {
68*0Sstevel@tonic-gate if (MDE_TAG(mdep) == tag_type) {
69*0Sstevel@tonic-gate if (MDE_NAME(mdep) == prop_name) {
70*0Sstevel@tonic-gate return ((mde_cookie_t)idx);
71*0Sstevel@tonic-gate }
72*0Sstevel@tonic-gate }
73*0Sstevel@tonic-gate }
74*0Sstevel@tonic-gate
75*0Sstevel@tonic-gate return (MDE_INVAL_ELEM_COOKIE); /* no such property name */
76*0Sstevel@tonic-gate }
77