17c478bd9Sstevel@tonic-gate /*******************************************************************************
27c478bd9Sstevel@tonic-gate *
37c478bd9Sstevel@tonic-gate * Module Name: nsnames - Name manipulation and search
47c478bd9Sstevel@tonic-gate *
57c478bd9Sstevel@tonic-gate ******************************************************************************/
67c478bd9Sstevel@tonic-gate
7*35786f68SRobert Mustacchi /******************************************************************************
8*35786f68SRobert Mustacchi *
9*35786f68SRobert Mustacchi * 1. Copyright Notice
10*35786f68SRobert Mustacchi *
11*35786f68SRobert Mustacchi * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
127c478bd9Sstevel@tonic-gate * All rights reserved.
137c478bd9Sstevel@tonic-gate *
14*35786f68SRobert Mustacchi * 2. License
15*35786f68SRobert Mustacchi *
16*35786f68SRobert Mustacchi * 2.1. This is your license from Intel Corp. under its intellectual property
17*35786f68SRobert Mustacchi * rights. You may have additional license terms from the party that provided
18*35786f68SRobert Mustacchi * you this software, covering your right to use that party's intellectual
19*35786f68SRobert Mustacchi * property rights.
20*35786f68SRobert Mustacchi *
21*35786f68SRobert Mustacchi * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22*35786f68SRobert Mustacchi * copy of the source code appearing in this file ("Covered Code") an
23*35786f68SRobert Mustacchi * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24*35786f68SRobert Mustacchi * base code distributed originally by Intel ("Original Intel Code") to copy,
25*35786f68SRobert Mustacchi * make derivatives, distribute, use and display any portion of the Covered
26*35786f68SRobert Mustacchi * Code in any form, with the right to sublicense such rights; and
27*35786f68SRobert Mustacchi *
28*35786f68SRobert Mustacchi * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29*35786f68SRobert Mustacchi * license (with the right to sublicense), under only those claims of Intel
30*35786f68SRobert Mustacchi * patents that are infringed by the Original Intel Code, to make, use, sell,
31*35786f68SRobert Mustacchi * offer to sell, and import the Covered Code and derivative works thereof
32*35786f68SRobert Mustacchi * solely to the minimum extent necessary to exercise the above copyright
33*35786f68SRobert Mustacchi * license, and in no event shall the patent license extend to any additions
34*35786f68SRobert Mustacchi * to or modifications of the Original Intel Code. No other license or right
35*35786f68SRobert Mustacchi * is granted directly or by implication, estoppel or otherwise;
36*35786f68SRobert Mustacchi *
37*35786f68SRobert Mustacchi * The above copyright and patent license is granted only if the following
38*35786f68SRobert Mustacchi * conditions are met:
39*35786f68SRobert Mustacchi *
40*35786f68SRobert Mustacchi * 3. Conditions
41*35786f68SRobert Mustacchi *
42*35786f68SRobert Mustacchi * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
44*35786f68SRobert Mustacchi * Code or modification with rights to further distribute source must include
45*35786f68SRobert Mustacchi * the above Copyright Notice, the above License, this list of Conditions,
46*35786f68SRobert Mustacchi * and the following Disclaimer and Export Compliance provision. In addition,
47*35786f68SRobert Mustacchi * Licensee must cause all Covered Code to which Licensee contributes to
48*35786f68SRobert Mustacchi * contain a file documenting the changes Licensee made to create that Covered
49*35786f68SRobert Mustacchi * Code and the date of any change. Licensee must include in that file the
50*35786f68SRobert Mustacchi * documentation of any changes made by any predecessor Licensee. Licensee
51*35786f68SRobert Mustacchi * must include a prominent statement that the modification is derived,
52*35786f68SRobert Mustacchi * directly or indirectly, from Original Intel Code.
53*35786f68SRobert Mustacchi *
54*35786f68SRobert Mustacchi * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
56*35786f68SRobert Mustacchi * Code or modification without rights to further distribute source must
57*35786f68SRobert Mustacchi * include the following Disclaimer and Export Compliance provision in the
58*35786f68SRobert Mustacchi * documentation and/or other materials provided with distribution. In
59*35786f68SRobert Mustacchi * addition, Licensee may not authorize further sublicense of source of any
60*35786f68SRobert Mustacchi * portion of the Covered Code, and must include terms to the effect that the
61*35786f68SRobert Mustacchi * license from Licensee to its licensee is limited to the intellectual
62*35786f68SRobert Mustacchi * property embodied in the software Licensee provides to its licensee, and
63*35786f68SRobert Mustacchi * not to intellectual property embodied in modifications its licensee may
64*35786f68SRobert Mustacchi * make.
65*35786f68SRobert Mustacchi *
66*35786f68SRobert Mustacchi * 3.3. Redistribution of Executable. Redistribution in executable form of any
67*35786f68SRobert Mustacchi * substantial portion of the Covered Code or modification must reproduce the
68*35786f68SRobert Mustacchi * above Copyright Notice, and the following Disclaimer and Export Compliance
69*35786f68SRobert Mustacchi * provision in the documentation and/or other materials provided with the
70*35786f68SRobert Mustacchi * distribution.
71*35786f68SRobert Mustacchi *
72*35786f68SRobert Mustacchi * 3.4. Intel retains all right, title, and interest in and to the Original
73*35786f68SRobert Mustacchi * Intel Code.
74*35786f68SRobert Mustacchi *
75*35786f68SRobert Mustacchi * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76*35786f68SRobert Mustacchi * Intel shall be used in advertising or otherwise to promote the sale, use or
77*35786f68SRobert Mustacchi * other dealings in products derived from or relating to the Covered Code
78*35786f68SRobert Mustacchi * without prior written authorization from Intel.
79*35786f68SRobert Mustacchi *
80*35786f68SRobert Mustacchi * 4. Disclaimer and Export Compliance
81*35786f68SRobert Mustacchi *
82*35786f68SRobert Mustacchi * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83*35786f68SRobert Mustacchi * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84*35786f68SRobert Mustacchi * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85*35786f68SRobert Mustacchi * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86*35786f68SRobert Mustacchi * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87*35786f68SRobert Mustacchi * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88*35786f68SRobert Mustacchi * PARTICULAR PURPOSE.
89*35786f68SRobert Mustacchi *
90*35786f68SRobert Mustacchi * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91*35786f68SRobert Mustacchi * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92*35786f68SRobert Mustacchi * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93*35786f68SRobert Mustacchi * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94*35786f68SRobert Mustacchi * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95*35786f68SRobert Mustacchi * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96*35786f68SRobert Mustacchi * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97*35786f68SRobert Mustacchi * LIMITED REMEDY.
98*35786f68SRobert Mustacchi *
99*35786f68SRobert Mustacchi * 4.3. Licensee shall not export, either directly or indirectly, any of this
100*35786f68SRobert Mustacchi * software or system incorporating such software without first obtaining any
101*35786f68SRobert Mustacchi * required license or other approval from the U. S. Department of Commerce or
102*35786f68SRobert Mustacchi * any other agency or department of the United States Government. In the
103*35786f68SRobert Mustacchi * event Licensee exports any such software from the United States or
104*35786f68SRobert Mustacchi * re-exports any such software from a foreign destination, Licensee shall
105*35786f68SRobert Mustacchi * ensure that the distribution and export/re-export of the software is in
106*35786f68SRobert Mustacchi * compliance with all laws, regulations, orders, or other restrictions of the
107*35786f68SRobert Mustacchi * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108*35786f68SRobert Mustacchi * any of its subsidiaries will export/re-export any technical data, process,
109*35786f68SRobert Mustacchi * software, or service, directly or indirectly, to any country for which the
110*35786f68SRobert Mustacchi * United States government or any agency thereof requires an export license,
111*35786f68SRobert Mustacchi * other governmental approval, or letter of assurance, without first obtaining
112*35786f68SRobert Mustacchi * such license, approval or letter.
113*35786f68SRobert Mustacchi *
114*35786f68SRobert Mustacchi *****************************************************************************
115*35786f68SRobert Mustacchi *
116*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
117*35786f68SRobert Mustacchi * following license:
118*35786f68SRobert Mustacchi *
11926f3cdf0SGordon Ross * Redistribution and use in source and binary forms, with or without
12026f3cdf0SGordon Ross * modification, are permitted provided that the following conditions
12126f3cdf0SGordon Ross * are met:
12226f3cdf0SGordon Ross * 1. Redistributions of source code must retain the above copyright
12326f3cdf0SGordon Ross * notice, this list of conditions, and the following disclaimer,
12426f3cdf0SGordon Ross * without modification.
12526f3cdf0SGordon Ross * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12626f3cdf0SGordon Ross * substantially similar to the "NO WARRANTY" disclaimer below
12726f3cdf0SGordon Ross * ("Disclaimer") and any redistribution must be conditioned upon
12826f3cdf0SGordon Ross * including a substantially similar Disclaimer requirement for further
12926f3cdf0SGordon Ross * binary redistribution.
13026f3cdf0SGordon Ross * 3. Neither the names of the above-listed copyright holders nor the names
13126f3cdf0SGordon Ross * of any contributors may be used to endorse or promote products derived
13226f3cdf0SGordon Ross * from this software without specific prior written permission.
13326f3cdf0SGordon Ross *
13426f3cdf0SGordon Ross * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
13526f3cdf0SGordon Ross * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136*35786f68SRobert Mustacchi * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
13726f3cdf0SGordon Ross * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138*35786f68SRobert Mustacchi * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139*35786f68SRobert Mustacchi * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140*35786f68SRobert Mustacchi * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141*35786f68SRobert Mustacchi * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142*35786f68SRobert Mustacchi * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143*35786f68SRobert Mustacchi * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144*35786f68SRobert Mustacchi * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145*35786f68SRobert Mustacchi *
146*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
147*35786f68SRobert Mustacchi * GNU General Public License ("GPL") version 2 as published by the Free
148*35786f68SRobert Mustacchi * Software Foundation.
149*35786f68SRobert Mustacchi *
150*35786f68SRobert Mustacchi *****************************************************************************/
1517c478bd9Sstevel@tonic-gate
1527c478bd9Sstevel@tonic-gate #include "acpi.h"
153aa2aa9a6SDana Myers #include "accommon.h"
1547c478bd9Sstevel@tonic-gate #include "amlcode.h"
1557c478bd9Sstevel@tonic-gate #include "acnamesp.h"
1567c478bd9Sstevel@tonic-gate
1577c478bd9Sstevel@tonic-gate
1587c478bd9Sstevel@tonic-gate #define _COMPONENT ACPI_NAMESPACE
1597c478bd9Sstevel@tonic-gate ACPI_MODULE_NAME ("nsnames")
1607c478bd9Sstevel@tonic-gate
161*35786f68SRobert Mustacchi /* Local Prototypes */
162*35786f68SRobert Mustacchi
163*35786f68SRobert Mustacchi static void
164*35786f68SRobert Mustacchi AcpiNsNormalizePathname (
165*35786f68SRobert Mustacchi char *OriginalPath);
166*35786f68SRobert Mustacchi
1677c478bd9Sstevel@tonic-gate
1687c478bd9Sstevel@tonic-gate /*******************************************************************************
1697c478bd9Sstevel@tonic-gate *
1707c478bd9Sstevel@tonic-gate * FUNCTION: AcpiNsGetExternalPathname
1717c478bd9Sstevel@tonic-gate *
1727c478bd9Sstevel@tonic-gate * PARAMETERS: Node - Namespace node whose pathname is needed
1737c478bd9Sstevel@tonic-gate *
1747c478bd9Sstevel@tonic-gate * RETURN: Pointer to storage containing the fully qualified name of
1757c478bd9Sstevel@tonic-gate * the node, In external format (name segments separated by path
1767c478bd9Sstevel@tonic-gate * separators.)
1777c478bd9Sstevel@tonic-gate *
178aa2aa9a6SDana Myers * DESCRIPTION: Used to obtain the full pathname to a namespace node, usually
179aa2aa9a6SDana Myers * for error and debug statements.
1807c478bd9Sstevel@tonic-gate *
1817c478bd9Sstevel@tonic-gate ******************************************************************************/
1827c478bd9Sstevel@tonic-gate
1837c478bd9Sstevel@tonic-gate char *
AcpiNsGetExternalPathname(ACPI_NAMESPACE_NODE * Node)1847c478bd9Sstevel@tonic-gate AcpiNsGetExternalPathname (
1857c478bd9Sstevel@tonic-gate ACPI_NAMESPACE_NODE *Node)
1867c478bd9Sstevel@tonic-gate {
1877c478bd9Sstevel@tonic-gate char *NameBuffer;
1887c478bd9Sstevel@tonic-gate
1897c478bd9Sstevel@tonic-gate
19027f7c583Smyers ACPI_FUNCTION_TRACE_PTR (NsGetExternalPathname, Node);
1917c478bd9Sstevel@tonic-gate
1927c478bd9Sstevel@tonic-gate
1937b1019a6SJerry Jelinek NameBuffer = AcpiNsGetNormalizedPathname (Node, FALSE);
1947c478bd9Sstevel@tonic-gate return_PTR (NameBuffer);
1957c478bd9Sstevel@tonic-gate }
1967c478bd9Sstevel@tonic-gate
1977c478bd9Sstevel@tonic-gate
1987c478bd9Sstevel@tonic-gate /*******************************************************************************
1997c478bd9Sstevel@tonic-gate *
2007c478bd9Sstevel@tonic-gate * FUNCTION: AcpiNsGetPathnameLength
2017c478bd9Sstevel@tonic-gate *
2027c478bd9Sstevel@tonic-gate * PARAMETERS: Node - Namespace node
2037c478bd9Sstevel@tonic-gate *
2047c478bd9Sstevel@tonic-gate * RETURN: Length of path, including prefix
2057c478bd9Sstevel@tonic-gate *
2067c478bd9Sstevel@tonic-gate * DESCRIPTION: Get the length of the pathname string for this node
2077c478bd9Sstevel@tonic-gate *
2087c478bd9Sstevel@tonic-gate ******************************************************************************/
2097c478bd9Sstevel@tonic-gate
2107c478bd9Sstevel@tonic-gate ACPI_SIZE
AcpiNsGetPathnameLength(ACPI_NAMESPACE_NODE * Node)2117c478bd9Sstevel@tonic-gate AcpiNsGetPathnameLength (
2127c478bd9Sstevel@tonic-gate ACPI_NAMESPACE_NODE *Node)
2137c478bd9Sstevel@tonic-gate {
2147c478bd9Sstevel@tonic-gate ACPI_SIZE Size;
2157c478bd9Sstevel@tonic-gate
2167c478bd9Sstevel@tonic-gate
217*35786f68SRobert Mustacchi /* Validate the Node */
2187c478bd9Sstevel@tonic-gate
219*35786f68SRobert Mustacchi if (ACPI_GET_DESCRIPTOR_TYPE (Node) != ACPI_DESC_TYPE_NAMED)
220*35786f68SRobert Mustacchi {
221*35786f68SRobert Mustacchi ACPI_ERROR ((AE_INFO,
222*35786f68SRobert Mustacchi "Invalid/cached reference target node: %p, descriptor type %d",
223*35786f68SRobert Mustacchi Node, ACPI_GET_DESCRIPTOR_TYPE (Node)));
224*35786f68SRobert Mustacchi return (0);
225*35786f68SRobert Mustacchi }
2267c478bd9Sstevel@tonic-gate
2277b1019a6SJerry Jelinek Size = AcpiNsBuildNormalizedPath (Node, NULL, 0, FALSE);
2287b1019a6SJerry Jelinek return (Size);
2297c478bd9Sstevel@tonic-gate }
2307c478bd9Sstevel@tonic-gate
2317c478bd9Sstevel@tonic-gate
232*35786f68SRobert Mustacchi /*******************************************************************************
233*35786f68SRobert Mustacchi *
234*35786f68SRobert Mustacchi * FUNCTION: AcpiNsHandleToName
235*35786f68SRobert Mustacchi *
236*35786f68SRobert Mustacchi * PARAMETERS: TargetHandle - Handle of named object whose name is
237*35786f68SRobert Mustacchi * to be found
238*35786f68SRobert Mustacchi * Buffer - Where the name is returned
239*35786f68SRobert Mustacchi *
240*35786f68SRobert Mustacchi * RETURN: Status, Buffer is filled with name if status is AE_OK
241*35786f68SRobert Mustacchi *
242*35786f68SRobert Mustacchi * DESCRIPTION: Build and return a full namespace name
243*35786f68SRobert Mustacchi *
244*35786f68SRobert Mustacchi ******************************************************************************/
245*35786f68SRobert Mustacchi
246*35786f68SRobert Mustacchi ACPI_STATUS
AcpiNsHandleToName(ACPI_HANDLE TargetHandle,ACPI_BUFFER * Buffer)247*35786f68SRobert Mustacchi AcpiNsHandleToName (
248*35786f68SRobert Mustacchi ACPI_HANDLE TargetHandle,
249*35786f68SRobert Mustacchi ACPI_BUFFER *Buffer)
250*35786f68SRobert Mustacchi {
251*35786f68SRobert Mustacchi ACPI_STATUS Status;
252*35786f68SRobert Mustacchi ACPI_NAMESPACE_NODE *Node;
253*35786f68SRobert Mustacchi const char *NodeName;
254*35786f68SRobert Mustacchi
255*35786f68SRobert Mustacchi
256*35786f68SRobert Mustacchi ACPI_FUNCTION_TRACE_PTR (NsHandleToName, TargetHandle);
257*35786f68SRobert Mustacchi
258*35786f68SRobert Mustacchi
259*35786f68SRobert Mustacchi Node = AcpiNsValidateHandle (TargetHandle);
260*35786f68SRobert Mustacchi if (!Node)
261*35786f68SRobert Mustacchi {
262*35786f68SRobert Mustacchi return_ACPI_STATUS (AE_BAD_PARAMETER);
263*35786f68SRobert Mustacchi }
264*35786f68SRobert Mustacchi
265*35786f68SRobert Mustacchi /* Validate/Allocate/Clear caller buffer */
266*35786f68SRobert Mustacchi
267*35786f68SRobert Mustacchi Status = AcpiUtInitializeBuffer (Buffer, ACPI_PATH_SEGMENT_LENGTH);
268*35786f68SRobert Mustacchi if (ACPI_FAILURE (Status))
269*35786f68SRobert Mustacchi {
270*35786f68SRobert Mustacchi return_ACPI_STATUS (Status);
271*35786f68SRobert Mustacchi }
272*35786f68SRobert Mustacchi
273*35786f68SRobert Mustacchi /* Just copy the ACPI name from the Node and zero terminate it */
274*35786f68SRobert Mustacchi
275*35786f68SRobert Mustacchi NodeName = AcpiUtGetNodeName (Node);
276*35786f68SRobert Mustacchi ACPI_MOVE_NAME (Buffer->Pointer, NodeName);
277*35786f68SRobert Mustacchi ((char *) Buffer->Pointer) [ACPI_NAME_SIZE] = 0;
278*35786f68SRobert Mustacchi
279*35786f68SRobert Mustacchi ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%4.4s\n", (char *) Buffer->Pointer));
280*35786f68SRobert Mustacchi return_ACPI_STATUS (AE_OK);
281*35786f68SRobert Mustacchi }
282*35786f68SRobert Mustacchi
283*35786f68SRobert Mustacchi
2847c478bd9Sstevel@tonic-gate /*******************************************************************************
2857c478bd9Sstevel@tonic-gate *
2867c478bd9Sstevel@tonic-gate * FUNCTION: AcpiNsHandleToPathname
2877c478bd9Sstevel@tonic-gate *
2887c478bd9Sstevel@tonic-gate * PARAMETERS: TargetHandle - Handle of named object whose name is
2897c478bd9Sstevel@tonic-gate * to be found
2907c478bd9Sstevel@tonic-gate * Buffer - Where the pathname is returned
2917b1019a6SJerry Jelinek * NoTrailing - Remove trailing '_' for each name
2927b1019a6SJerry Jelinek * segment
2937c478bd9Sstevel@tonic-gate *
2947c478bd9Sstevel@tonic-gate * RETURN: Status, Buffer is filled with pathname if status is AE_OK
2957c478bd9Sstevel@tonic-gate *
2967c478bd9Sstevel@tonic-gate * DESCRIPTION: Build and return a full namespace pathname
2977c478bd9Sstevel@tonic-gate *
2987c478bd9Sstevel@tonic-gate ******************************************************************************/
2997c478bd9Sstevel@tonic-gate
3007c478bd9Sstevel@tonic-gate ACPI_STATUS
AcpiNsHandleToPathname(ACPI_HANDLE TargetHandle,ACPI_BUFFER * Buffer,BOOLEAN NoTrailing)3017c478bd9Sstevel@tonic-gate AcpiNsHandleToPathname (
3027c478bd9Sstevel@tonic-gate ACPI_HANDLE TargetHandle,
3037b1019a6SJerry Jelinek ACPI_BUFFER *Buffer,
3047b1019a6SJerry Jelinek BOOLEAN NoTrailing)
3057c478bd9Sstevel@tonic-gate {
3067c478bd9Sstevel@tonic-gate ACPI_STATUS Status;
3077c478bd9Sstevel@tonic-gate ACPI_NAMESPACE_NODE *Node;
3087c478bd9Sstevel@tonic-gate ACPI_SIZE RequiredSize;
3097c478bd9Sstevel@tonic-gate
3107c478bd9Sstevel@tonic-gate
31127f7c583Smyers ACPI_FUNCTION_TRACE_PTR (NsHandleToPathname, TargetHandle);
3127c478bd9Sstevel@tonic-gate
3137c478bd9Sstevel@tonic-gate
31426f3cdf0SGordon Ross Node = AcpiNsValidateHandle (TargetHandle);
3157c478bd9Sstevel@tonic-gate if (!Node)
3167c478bd9Sstevel@tonic-gate {
3177c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_BAD_PARAMETER);
3187c478bd9Sstevel@tonic-gate }
3197c478bd9Sstevel@tonic-gate
3207c478bd9Sstevel@tonic-gate /* Determine size required for the caller buffer */
3217c478bd9Sstevel@tonic-gate
3227b1019a6SJerry Jelinek RequiredSize = AcpiNsBuildNormalizedPath (Node, NULL, 0, NoTrailing);
323db2bae30SDana Myers if (!RequiredSize)
324db2bae30SDana Myers {
325db2bae30SDana Myers return_ACPI_STATUS (AE_BAD_PARAMETER);
326db2bae30SDana Myers }
3277c478bd9Sstevel@tonic-gate
3287c478bd9Sstevel@tonic-gate /* Validate/Allocate/Clear caller buffer */
3297c478bd9Sstevel@tonic-gate
3307c478bd9Sstevel@tonic-gate Status = AcpiUtInitializeBuffer (Buffer, RequiredSize);
3317c478bd9Sstevel@tonic-gate if (ACPI_FAILURE (Status))
3327c478bd9Sstevel@tonic-gate {
3337c478bd9Sstevel@tonic-gate return_ACPI_STATUS (Status);
3347c478bd9Sstevel@tonic-gate }
3357c478bd9Sstevel@tonic-gate
3367c478bd9Sstevel@tonic-gate /* Build the path in the caller buffer */
3377c478bd9Sstevel@tonic-gate
3387b1019a6SJerry Jelinek (void) AcpiNsBuildNormalizedPath (Node, Buffer->Pointer,
3397b1019a6SJerry Jelinek RequiredSize, NoTrailing);
3407c478bd9Sstevel@tonic-gate
341186507a7Smyers ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%s [%X]\n",
3427c478bd9Sstevel@tonic-gate (char *) Buffer->Pointer, (UINT32) RequiredSize));
3437c478bd9Sstevel@tonic-gate return_ACPI_STATUS (AE_OK);
3447c478bd9Sstevel@tonic-gate }
3457c478bd9Sstevel@tonic-gate
3467c478bd9Sstevel@tonic-gate
3477b1019a6SJerry Jelinek /*******************************************************************************
3487b1019a6SJerry Jelinek *
3497b1019a6SJerry Jelinek * FUNCTION: AcpiNsBuildNormalizedPath
3507b1019a6SJerry Jelinek *
3517b1019a6SJerry Jelinek * PARAMETERS: Node - Namespace node
3527b1019a6SJerry Jelinek * FullPath - Where the path name is returned
3537b1019a6SJerry Jelinek * PathSize - Size of returned path name buffer
3547b1019a6SJerry Jelinek * NoTrailing - Remove trailing '_' from each name segment
3557b1019a6SJerry Jelinek *
3567b1019a6SJerry Jelinek * RETURN: Return 1 if the AML path is empty, otherwise returning (length
3577b1019a6SJerry Jelinek * of pathname + 1) which means the 'FullPath' contains a trailing
3587b1019a6SJerry Jelinek * null.
3597b1019a6SJerry Jelinek *
3607b1019a6SJerry Jelinek * DESCRIPTION: Build and return a full namespace pathname.
3617b1019a6SJerry Jelinek * Note that if the size of 'FullPath' isn't large enough to
3627b1019a6SJerry Jelinek * contain the namespace node's path name, the actual required
3637b1019a6SJerry Jelinek * buffer length is returned, and it should be greater than
3647b1019a6SJerry Jelinek * 'PathSize'. So callers are able to check the returning value
3657b1019a6SJerry Jelinek * to determine the buffer size of 'FullPath'.
3667b1019a6SJerry Jelinek *
3677b1019a6SJerry Jelinek ******************************************************************************/
3687b1019a6SJerry Jelinek
3697b1019a6SJerry Jelinek UINT32
AcpiNsBuildNormalizedPath(ACPI_NAMESPACE_NODE * Node,char * FullPath,UINT32 PathSize,BOOLEAN NoTrailing)3707b1019a6SJerry Jelinek AcpiNsBuildNormalizedPath (
3717b1019a6SJerry Jelinek ACPI_NAMESPACE_NODE *Node,
3727b1019a6SJerry Jelinek char *FullPath,
3737b1019a6SJerry Jelinek UINT32 PathSize,
3747b1019a6SJerry Jelinek BOOLEAN NoTrailing)
3757b1019a6SJerry Jelinek {
3767b1019a6SJerry Jelinek UINT32 Length = 0, i;
3777b1019a6SJerry Jelinek char Name[ACPI_NAME_SIZE];
3787b1019a6SJerry Jelinek BOOLEAN DoNoTrailing;
3797b1019a6SJerry Jelinek char c, *Left, *Right;
3807b1019a6SJerry Jelinek ACPI_NAMESPACE_NODE *NextNode;
3817b1019a6SJerry Jelinek
3827b1019a6SJerry Jelinek
3837b1019a6SJerry Jelinek ACPI_FUNCTION_TRACE_PTR (NsBuildNormalizedPath, Node);
3847b1019a6SJerry Jelinek
3857b1019a6SJerry Jelinek
3867b1019a6SJerry Jelinek #define ACPI_PATH_PUT8(Path, Size, Byte, Length) \
3877b1019a6SJerry Jelinek do { \
3887b1019a6SJerry Jelinek if ((Length) < (Size)) \
3897b1019a6SJerry Jelinek { \
3907b1019a6SJerry Jelinek (Path)[(Length)] = (Byte); \
3917b1019a6SJerry Jelinek } \
3927b1019a6SJerry Jelinek (Length)++; \
3937b1019a6SJerry Jelinek } while (0)
3947b1019a6SJerry Jelinek
3957b1019a6SJerry Jelinek /*
3967b1019a6SJerry Jelinek * Make sure the PathSize is correct, so that we don't need to
3977b1019a6SJerry Jelinek * validate both FullPath and PathSize.
3987b1019a6SJerry Jelinek */
3997b1019a6SJerry Jelinek if (!FullPath)
4007b1019a6SJerry Jelinek {
4017b1019a6SJerry Jelinek PathSize = 0;
4027b1019a6SJerry Jelinek }
4037b1019a6SJerry Jelinek
4047b1019a6SJerry Jelinek if (!Node)
4057b1019a6SJerry Jelinek {
4067b1019a6SJerry Jelinek goto BuildTrailingNull;
4077b1019a6SJerry Jelinek }
4087b1019a6SJerry Jelinek
4097b1019a6SJerry Jelinek NextNode = Node;
4107b1019a6SJerry Jelinek while (NextNode && NextNode != AcpiGbl_RootNode)
4117b1019a6SJerry Jelinek {
4127b1019a6SJerry Jelinek if (NextNode != Node)
4137b1019a6SJerry Jelinek {
4147b1019a6SJerry Jelinek ACPI_PATH_PUT8(FullPath, PathSize, AML_DUAL_NAME_PREFIX, Length);
4157b1019a6SJerry Jelinek }
4167b1019a6SJerry Jelinek
4177b1019a6SJerry Jelinek ACPI_MOVE_32_TO_32 (Name, &NextNode->Name);
4187b1019a6SJerry Jelinek DoNoTrailing = NoTrailing;
4197b1019a6SJerry Jelinek for (i = 0; i < 4; i++)
4207b1019a6SJerry Jelinek {
4217b1019a6SJerry Jelinek c = Name[4-i-1];
4227b1019a6SJerry Jelinek if (DoNoTrailing && c != '_')
4237b1019a6SJerry Jelinek {
4247b1019a6SJerry Jelinek DoNoTrailing = FALSE;
4257b1019a6SJerry Jelinek }
4267b1019a6SJerry Jelinek if (!DoNoTrailing)
4277b1019a6SJerry Jelinek {
4287b1019a6SJerry Jelinek ACPI_PATH_PUT8(FullPath, PathSize, c, Length);
4297b1019a6SJerry Jelinek }
4307b1019a6SJerry Jelinek }
4317b1019a6SJerry Jelinek
4327b1019a6SJerry Jelinek NextNode = NextNode->Parent;
4337b1019a6SJerry Jelinek }
4347b1019a6SJerry Jelinek
4357b1019a6SJerry Jelinek ACPI_PATH_PUT8(FullPath, PathSize, AML_ROOT_PREFIX, Length);
4367b1019a6SJerry Jelinek
4377b1019a6SJerry Jelinek /* Reverse the path string */
4387b1019a6SJerry Jelinek
4397b1019a6SJerry Jelinek if (Length <= PathSize)
4407b1019a6SJerry Jelinek {
4417b1019a6SJerry Jelinek Left = FullPath;
4427b1019a6SJerry Jelinek Right = FullPath+Length - 1;
4437b1019a6SJerry Jelinek
4447b1019a6SJerry Jelinek while (Left < Right)
4457b1019a6SJerry Jelinek {
4467b1019a6SJerry Jelinek c = *Left;
4477b1019a6SJerry Jelinek *Left++ = *Right;
4487b1019a6SJerry Jelinek *Right-- = c;
4497b1019a6SJerry Jelinek }
4507b1019a6SJerry Jelinek }
4517b1019a6SJerry Jelinek
4527b1019a6SJerry Jelinek /* Append the trailing null */
4537b1019a6SJerry Jelinek
4547b1019a6SJerry Jelinek BuildTrailingNull:
4557b1019a6SJerry Jelinek ACPI_PATH_PUT8 (FullPath, PathSize, '\0', Length);
4567b1019a6SJerry Jelinek
4577b1019a6SJerry Jelinek #undef ACPI_PATH_PUT8
4587b1019a6SJerry Jelinek
4597b1019a6SJerry Jelinek return_UINT32 (Length);
4607b1019a6SJerry Jelinek }
4617b1019a6SJerry Jelinek
4627b1019a6SJerry Jelinek
4637b1019a6SJerry Jelinek /*******************************************************************************
4647b1019a6SJerry Jelinek *
4657b1019a6SJerry Jelinek * FUNCTION: AcpiNsGetNormalizedPathname
4667b1019a6SJerry Jelinek *
4677b1019a6SJerry Jelinek * PARAMETERS: Node - Namespace node whose pathname is needed
4687b1019a6SJerry Jelinek * NoTrailing - Remove trailing '_' from each name segment
4697b1019a6SJerry Jelinek *
4707b1019a6SJerry Jelinek * RETURN: Pointer to storage containing the fully qualified name of
4717b1019a6SJerry Jelinek * the node, In external format (name segments separated by path
4727b1019a6SJerry Jelinek * separators.)
4737b1019a6SJerry Jelinek *
4747b1019a6SJerry Jelinek * DESCRIPTION: Used to obtain the full pathname to a namespace node, usually
4757b1019a6SJerry Jelinek * for error and debug statements. All trailing '_' will be
4767b1019a6SJerry Jelinek * removed from the full pathname if 'NoTrailing' is specified..
4777b1019a6SJerry Jelinek *
4787b1019a6SJerry Jelinek ******************************************************************************/
4797b1019a6SJerry Jelinek
4807b1019a6SJerry Jelinek char *
AcpiNsGetNormalizedPathname(ACPI_NAMESPACE_NODE * Node,BOOLEAN NoTrailing)4817b1019a6SJerry Jelinek AcpiNsGetNormalizedPathname (
4827b1019a6SJerry Jelinek ACPI_NAMESPACE_NODE *Node,
4837b1019a6SJerry Jelinek BOOLEAN NoTrailing)
4847b1019a6SJerry Jelinek {
4857b1019a6SJerry Jelinek char *NameBuffer;
4867b1019a6SJerry Jelinek ACPI_SIZE Size;
4877b1019a6SJerry Jelinek
4887b1019a6SJerry Jelinek
4897b1019a6SJerry Jelinek ACPI_FUNCTION_TRACE_PTR (NsGetNormalizedPathname, Node);
4907b1019a6SJerry Jelinek
4917b1019a6SJerry Jelinek
4927b1019a6SJerry Jelinek /* Calculate required buffer size based on depth below root */
4937b1019a6SJerry Jelinek
4947b1019a6SJerry Jelinek Size = AcpiNsBuildNormalizedPath (Node, NULL, 0, NoTrailing);
4957b1019a6SJerry Jelinek if (!Size)
4967b1019a6SJerry Jelinek {
4977b1019a6SJerry Jelinek return_PTR (NULL);
4987b1019a6SJerry Jelinek }
4997b1019a6SJerry Jelinek
5007b1019a6SJerry Jelinek /* Allocate a buffer to be returned to caller */
5017b1019a6SJerry Jelinek
5027b1019a6SJerry Jelinek NameBuffer = ACPI_ALLOCATE_ZEROED (Size);
5037b1019a6SJerry Jelinek if (!NameBuffer)
5047b1019a6SJerry Jelinek {
5057b1019a6SJerry Jelinek ACPI_ERROR ((AE_INFO,
5067b1019a6SJerry Jelinek "Could not allocate %u bytes", (UINT32) Size));
5077b1019a6SJerry Jelinek return_PTR (NULL);
5087b1019a6SJerry Jelinek }
5097b1019a6SJerry Jelinek
5107b1019a6SJerry Jelinek /* Build the path in the allocated buffer */
5117b1019a6SJerry Jelinek
5127b1019a6SJerry Jelinek (void) AcpiNsBuildNormalizedPath (Node, NameBuffer, Size, NoTrailing);
5137b1019a6SJerry Jelinek
514*35786f68SRobert Mustacchi ACPI_DEBUG_PRINT_RAW ((ACPI_DB_NAMES, "%s: Path \"%s\"\n",
515*35786f68SRobert Mustacchi ACPI_GET_FUNCTION_NAME, NameBuffer));
516*35786f68SRobert Mustacchi
5177b1019a6SJerry Jelinek return_PTR (NameBuffer);
5187b1019a6SJerry Jelinek }
519*35786f68SRobert Mustacchi
520*35786f68SRobert Mustacchi
521*35786f68SRobert Mustacchi /*******************************************************************************
522*35786f68SRobert Mustacchi *
523*35786f68SRobert Mustacchi * FUNCTION: AcpiNsBuildPrefixedPathname
524*35786f68SRobert Mustacchi *
525*35786f68SRobert Mustacchi * PARAMETERS: PrefixScope - Scope/Path that prefixes the internal path
526*35786f68SRobert Mustacchi * InternalPath - Name or path of the namespace node
527*35786f68SRobert Mustacchi *
528*35786f68SRobert Mustacchi * RETURN: None
529*35786f68SRobert Mustacchi *
530*35786f68SRobert Mustacchi * DESCRIPTION: Construct a fully qualified pathname from a concatenation of:
531*35786f68SRobert Mustacchi * 1) Path associated with the PrefixScope namespace node
532*35786f68SRobert Mustacchi * 2) External path representation of the Internal path
533*35786f68SRobert Mustacchi *
534*35786f68SRobert Mustacchi ******************************************************************************/
535*35786f68SRobert Mustacchi
536*35786f68SRobert Mustacchi char *
AcpiNsBuildPrefixedPathname(ACPI_GENERIC_STATE * PrefixScope,const char * InternalPath)537*35786f68SRobert Mustacchi AcpiNsBuildPrefixedPathname (
538*35786f68SRobert Mustacchi ACPI_GENERIC_STATE *PrefixScope,
539*35786f68SRobert Mustacchi const char *InternalPath)
540*35786f68SRobert Mustacchi {
541*35786f68SRobert Mustacchi ACPI_STATUS Status;
542*35786f68SRobert Mustacchi char *FullPath = NULL;
543*35786f68SRobert Mustacchi char *ExternalPath = NULL;
544*35786f68SRobert Mustacchi char *PrefixPath = NULL;
545*35786f68SRobert Mustacchi UINT32 PrefixPathLength = 0;
546*35786f68SRobert Mustacchi
547*35786f68SRobert Mustacchi
548*35786f68SRobert Mustacchi /* If there is a prefix, get the pathname to it */
549*35786f68SRobert Mustacchi
550*35786f68SRobert Mustacchi if (PrefixScope && PrefixScope->Scope.Node)
551*35786f68SRobert Mustacchi {
552*35786f68SRobert Mustacchi PrefixPath = AcpiNsGetNormalizedPathname (PrefixScope->Scope.Node, TRUE);
553*35786f68SRobert Mustacchi if (PrefixPath)
554*35786f68SRobert Mustacchi {
555*35786f68SRobert Mustacchi PrefixPathLength = strlen (PrefixPath);
556*35786f68SRobert Mustacchi }
557*35786f68SRobert Mustacchi }
558*35786f68SRobert Mustacchi
559*35786f68SRobert Mustacchi Status = AcpiNsExternalizeName (ACPI_UINT32_MAX, InternalPath,
560*35786f68SRobert Mustacchi NULL, &ExternalPath);
561*35786f68SRobert Mustacchi if (ACPI_FAILURE (Status))
562*35786f68SRobert Mustacchi {
563*35786f68SRobert Mustacchi goto Cleanup;
564*35786f68SRobert Mustacchi }
565*35786f68SRobert Mustacchi
566*35786f68SRobert Mustacchi /* Merge the prefix path and the path. 2 is for one dot and trailing null */
567*35786f68SRobert Mustacchi
568*35786f68SRobert Mustacchi FullPath = ACPI_ALLOCATE_ZEROED (
569*35786f68SRobert Mustacchi PrefixPathLength + strlen (ExternalPath) + 2);
570*35786f68SRobert Mustacchi if (!FullPath)
571*35786f68SRobert Mustacchi {
572*35786f68SRobert Mustacchi goto Cleanup;
573*35786f68SRobert Mustacchi }
574*35786f68SRobert Mustacchi
575*35786f68SRobert Mustacchi /* Don't merge if the External path is already fully qualified */
576*35786f68SRobert Mustacchi
577*35786f68SRobert Mustacchi if (PrefixPath &&
578*35786f68SRobert Mustacchi (*ExternalPath != '\\') &&
579*35786f68SRobert Mustacchi (*ExternalPath != '^'))
580*35786f68SRobert Mustacchi {
581*35786f68SRobert Mustacchi strcat (FullPath, PrefixPath);
582*35786f68SRobert Mustacchi if (PrefixPath[1])
583*35786f68SRobert Mustacchi {
584*35786f68SRobert Mustacchi strcat (FullPath, ".");
585*35786f68SRobert Mustacchi }
586*35786f68SRobert Mustacchi }
587*35786f68SRobert Mustacchi
588*35786f68SRobert Mustacchi AcpiNsNormalizePathname (ExternalPath);
589*35786f68SRobert Mustacchi strcat (FullPath, ExternalPath);
590*35786f68SRobert Mustacchi
591*35786f68SRobert Mustacchi Cleanup:
592*35786f68SRobert Mustacchi if (PrefixPath)
593*35786f68SRobert Mustacchi {
594*35786f68SRobert Mustacchi ACPI_FREE (PrefixPath);
595*35786f68SRobert Mustacchi }
596*35786f68SRobert Mustacchi if (ExternalPath)
597*35786f68SRobert Mustacchi {
598*35786f68SRobert Mustacchi ACPI_FREE (ExternalPath);
599*35786f68SRobert Mustacchi }
600*35786f68SRobert Mustacchi
601*35786f68SRobert Mustacchi return (FullPath);
602*35786f68SRobert Mustacchi }
603*35786f68SRobert Mustacchi
604*35786f68SRobert Mustacchi
605*35786f68SRobert Mustacchi /*******************************************************************************
606*35786f68SRobert Mustacchi *
607*35786f68SRobert Mustacchi * FUNCTION: AcpiNsNormalizePathname
608*35786f68SRobert Mustacchi *
609*35786f68SRobert Mustacchi * PARAMETERS: OriginalPath - Path to be normalized, in External format
610*35786f68SRobert Mustacchi *
611*35786f68SRobert Mustacchi * RETURN: The original path is processed in-place
612*35786f68SRobert Mustacchi *
613*35786f68SRobert Mustacchi * DESCRIPTION: Remove trailing underscores from each element of a path.
614*35786f68SRobert Mustacchi *
615*35786f68SRobert Mustacchi * For example: \A___.B___.C___ becomes \A.B.C
616*35786f68SRobert Mustacchi *
617*35786f68SRobert Mustacchi ******************************************************************************/
618*35786f68SRobert Mustacchi
619*35786f68SRobert Mustacchi static void
AcpiNsNormalizePathname(char * OriginalPath)620*35786f68SRobert Mustacchi AcpiNsNormalizePathname (
621*35786f68SRobert Mustacchi char *OriginalPath)
622*35786f68SRobert Mustacchi {
623*35786f68SRobert Mustacchi char *InputPath = OriginalPath;
624*35786f68SRobert Mustacchi char *NewPathBuffer;
625*35786f68SRobert Mustacchi char *NewPath;
626*35786f68SRobert Mustacchi UINT32 i;
627*35786f68SRobert Mustacchi
628*35786f68SRobert Mustacchi
629*35786f68SRobert Mustacchi /* Allocate a temp buffer in which to construct the new path */
630*35786f68SRobert Mustacchi
631*35786f68SRobert Mustacchi NewPathBuffer = ACPI_ALLOCATE_ZEROED (strlen (InputPath) + 1);
632*35786f68SRobert Mustacchi NewPath = NewPathBuffer;
633*35786f68SRobert Mustacchi if (!NewPathBuffer)
634*35786f68SRobert Mustacchi {
635*35786f68SRobert Mustacchi return;
636*35786f68SRobert Mustacchi }
637*35786f68SRobert Mustacchi
638*35786f68SRobert Mustacchi /* Special characters may appear at the beginning of the path */
639*35786f68SRobert Mustacchi
640*35786f68SRobert Mustacchi if (*InputPath == '\\')
641*35786f68SRobert Mustacchi {
642*35786f68SRobert Mustacchi *NewPath = *InputPath;
643*35786f68SRobert Mustacchi NewPath++;
644*35786f68SRobert Mustacchi InputPath++;
645*35786f68SRobert Mustacchi }
646*35786f68SRobert Mustacchi
647*35786f68SRobert Mustacchi while (*InputPath == '^')
648*35786f68SRobert Mustacchi {
649*35786f68SRobert Mustacchi *NewPath = *InputPath;
650*35786f68SRobert Mustacchi NewPath++;
651*35786f68SRobert Mustacchi InputPath++;
652*35786f68SRobert Mustacchi }
653*35786f68SRobert Mustacchi
654*35786f68SRobert Mustacchi /* Remainder of the path */
655*35786f68SRobert Mustacchi
656*35786f68SRobert Mustacchi while (*InputPath)
657*35786f68SRobert Mustacchi {
658*35786f68SRobert Mustacchi /* Do one nameseg at a time */
659*35786f68SRobert Mustacchi
660*35786f68SRobert Mustacchi for (i = 0; (i < ACPI_NAME_SIZE) && *InputPath; i++)
661*35786f68SRobert Mustacchi {
662*35786f68SRobert Mustacchi if ((i == 0) || (*InputPath != '_')) /* First char is allowed to be underscore */
663*35786f68SRobert Mustacchi {
664*35786f68SRobert Mustacchi *NewPath = *InputPath;
665*35786f68SRobert Mustacchi NewPath++;
666*35786f68SRobert Mustacchi }
667*35786f68SRobert Mustacchi
668*35786f68SRobert Mustacchi InputPath++;
669*35786f68SRobert Mustacchi }
670*35786f68SRobert Mustacchi
671*35786f68SRobert Mustacchi /* Dot means that there are more namesegs to come */
672*35786f68SRobert Mustacchi
673*35786f68SRobert Mustacchi if (*InputPath == '.')
674*35786f68SRobert Mustacchi {
675*35786f68SRobert Mustacchi *NewPath = *InputPath;
676*35786f68SRobert Mustacchi NewPath++;
677*35786f68SRobert Mustacchi InputPath++;
678*35786f68SRobert Mustacchi }
679*35786f68SRobert Mustacchi }
680*35786f68SRobert Mustacchi
681*35786f68SRobert Mustacchi *NewPath = 0;
682*35786f68SRobert Mustacchi strcpy (OriginalPath, NewPathBuffer);
683*35786f68SRobert Mustacchi ACPI_FREE (NewPathBuffer);
684*35786f68SRobert Mustacchi }
685