/******************************************************************************
*
* Module Name: prutils - Preprocessor utilities
*
*****************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2024, Intel Corp.
* All rights reserved.
*
* 2. License
*
* 2.1. This is your license from Intel Corp. under its intellectual property
* rights. You may have additional license terms from the party that provided
* you this software, covering your right to use that party's intellectual
* property rights.
*
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
* copy of the source code appearing in this file ("Covered Code") an
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
* base code distributed originally by Intel ("Original Intel Code") to copy,
* make derivatives, distribute, use and display any portion of the Covered
* Code in any form, with the right to sublicense such rights; and
*
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
* license (with the right to sublicense), under only those claims of Intel
* patents that are infringed by the Original Intel Code, to make, use, sell,
* offer to sell, and import the Covered Code and derivative works thereof
* solely to the minimum extent necessary to exercise the above copyright
* license, and in no event shall the patent license extend to any additions
* to or modifications of the Original Intel Code. No other license or right
* is granted directly or by implication, estoppel or otherwise;
*
* The above copyright and patent license is granted only if the following
* conditions are met:
*
* 3. Conditions
*
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification with rights to further distribute source must include
* the above Copyright Notice, the above License, this list of Conditions,
* and the following Disclaimer and Export Compliance provision. In addition,
* Licensee must cause all Covered Code to which Licensee contributes to
* contain a file documenting the changes Licensee made to create that Covered
* Code and the date of any change. Licensee must include in that file the
* documentation of any changes made by any predecessor Licensee. Licensee
* must include a prominent statement that the modification is derived,
* directly or indirectly, from Original Intel Code.
*
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification without rights to further distribute source must
* include the following Disclaimer and Export Compliance provision in the
* documentation and/or other materials provided with distribution. In
* addition, Licensee may not authorize further sublicense of source of any
* portion of the Covered Code, and must include terms to the effect that the
* license from Licensee to its licensee is limited to the intellectual
* property embodied in the software Licensee provides to its licensee, and
* not to intellectual property embodied in modifications its licensee may
* make.
*
* 3.3. Redistribution of Executable. Redistribution in executable form of any
* substantial portion of the Covered Code or modification must reproduce the
* above Copyright Notice, and the following Disclaimer and Export Compliance
* provision in the documentation and/or other materials provided with the
* distribution.
*
* 3.4. Intel retains all right, title, and interest in and to the Original
* Intel Code.
*
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
* Intel shall be used in advertising or otherwise to promote the sale, use or
* other dealings in products derived from or relating to the Covered Code
* without prior written authorization from Intel.
*
* 4. Disclaimer and Export Compliance
*
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
* PARTICULAR PURPOSE.
*
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
* LIMITED REMEDY.
*
* 4.3. Licensee shall not export, either directly or indirectly, any of this
* software or system incorporating such software without first obtaining any
* required license or other approval from the U. S. Department of Commerce or
* any other agency or department of the United States Government. In the
* event Licensee exports any such software from the United States or
* re-exports any such software from a foreign destination, Licensee shall
* ensure that the distribution and export/re-export of the software is in
* compliance with all laws, regulations, orders, or other restrictions of the
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
* any of its subsidiaries will export/re-export any technical data, process,
* software, or service, directly or indirectly, to any country for which the
* United States government or any agency thereof requires an export license,
* other governmental approval, or letter of assurance, without first obtaining
* such license, approval or letter.
*
*****************************************************************************
*
* Alternatively, you may choose to be licensed under the terms of the
* following license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Alternatively, you may choose to be licensed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
*****************************************************************************/
#include <contrib/dev/acpica/compiler/aslcompiler.h>
#define _COMPONENT ASL_PREPROCESSOR
ACPI_MODULE_NAME ("prutils")
/******************************************************************************
*
* FUNCTION: PrGetNextToken
*
* PARAMETERS: Buffer - Current line buffer
* MatchString - String with valid token delimiters
* Next - Set to next possible token in buffer
*
* RETURN: Next token (null-terminated). Modifies the input line.
* Remainder of line is stored in *Next.
*
* DESCRIPTION: Local implementation of strtok() with local storage for the
* next pointer. Not only thread-safe, but allows multiple
* parsing of substrings such as expressions.
*
*****************************************************************************/
char *
PrGetNextToken (
char *Buffer,
char *MatchString,
char **Next)
{
char *TokenStart;
if (!Buffer)
{
/* Use Next if it is valid */
Buffer = *Next;
if (!(*Next))
{
return (NULL);
}
}
/* Skip any leading delimiters */
while (*Buffer)
{
if (strchr (MatchString, *Buffer))
{
Buffer++;
}
else
{
break;
}
}
/* Anything left on the line? */
if (!(*Buffer))
{
*Next = NULL;
return (NULL);
}
TokenStart = Buffer;
/* Find the end of this token */
while (*Buffer)
{
if (strchr (MatchString, *Buffer))
{
*Buffer = 0;
*Next = Buffer+1;
if (!**Next)
{
*Next = NULL;
}
return (TokenStart);
}
Buffer++;
}
*Next = NULL;
return (TokenStart);
}
/*******************************************************************************
*
* FUNCTION: PrError
*
* PARAMETERS: Level - Seriousness (Warning/error, etc.)
* MessageId - Index into global message buffer
* Column - Column in current line
*
* RETURN: None
*
* DESCRIPTION: Preprocessor error reporting. Front end to AslCommonError2
*
******************************************************************************/
void
PrError (
UINT8 Level,
UINT16 MessageId,
UINT32 Column)
{
#if 0
AcpiOsPrintf ("%s (%u) : %s", AslGbl_Files[ASL_FILE_INPUT].Filename,
AslGbl_CurrentLineNumber, AslGbl_CurrentLineBuffer);
#endif
if (Column > 120)
{
Column = 0;
}
/* TBD: Need Logical line number? */
AslCommonError2 (Level, MessageId,
AslGbl_CurrentLineNumber, Column,
AslGbl_CurrentLineBuffer,
AslGbl_Files[ASL_FILE_INPUT].Filename, "Preprocessor");
AslGbl_PreprocessorError = TRUE;
}
/*******************************************************************************
*
* FUNCTION: PrReplaceResizeSubstring
*
* PARAMETERS: Args - Struct containing name, offset & usecount
* Diff1 - Difference in lengths when new < old
* Diff2 - Difference in lengths when new > old
* i - The curr. no. of iteration of replacement
* Token - Substring that replaces Args->Name
*
* RETURN: None
*
* DESCRIPTION: Advanced substring replacement in a string using resized buffer.
*
******************************************************************************/
void
PrReplaceResizeSubstring(
PR_MACRO_ARG *Args,
UINT32 Diff1,
UINT32 Diff2,
UINT32 i,
char *Token)
{
UINT32 b, PrevOffset;
char *temp;
char macro_sep[64];
AslGbl_MacroTokenReplaceBuffer = (char *) realloc (AslGbl_MacroTokenReplaceBuffer,
(2 * (strlen (AslGbl_MacroTokenBuffer))));
strcpy (macro_sep, "~,() {}!*/%+-<>=&^|\"\t\n");
/*
* When the replacement argument (during invocation) length
* < replaced parameter (in the macro function definition
* and its expansion) length
*/
if (Diff1 != 0)
{
/*
* We save the offset value to reset it after replacing each
* instance of each arg and setting the offset value to
* the start of the arg to be replaced since it changes
* with each iteration when arg length != token length
*/
PrevOffset = Args->Offset[i];
temp = strstr (AslGbl_MacroTokenBuffer, Args->Name);
if (temp == NULL)
{
return;
}
ResetHere1:
temp = strstr (temp, Args->Name);
if (temp == NULL)
{
return;
}
Args->Offset[i] = strlen (AslGbl_MacroTokenBuffer) -
strlen (temp);
if (Args->Offset[i] == 0)
{
goto JumpHere1;
}
if ((strchr (macro_sep, AslGbl_MacroTokenBuffer[(Args->Offset[i] - 1)])) &&
(strchr (macro_sep, AslGbl_MacroTokenBuffer[(Args->Offset[i] + strlen (Args->Name))])))
{
Args->Offset[i] += 0;
}
else
{
temp += strlen (Args->Name);
goto ResetHere1;
}
/*
* For now, we simply set the extra char positions (generated
* due to longer name replaced by shorter name) to whitespace
* chars so it will be ignored during compilation
*/
JumpHere1:
b = strlen (Token) + Args->Offset[i];
memset (&AslGbl_MacroTokenBuffer[b], ' ', Diff1);
# if 0
/* Work in progress as of 03/08/2023 - experimental 'if' block
* to test code for removing extra whitespaces from the macro
* replacement when replacement arg < replaced param
*/
char Buff[8192];
/* char* Replace; */
/* Replace = Buff; */
for (j = 0; j < strlen (AslGbl_MacroTokenBuffer); j++)
{
Buff[j] = AslGbl_MacroTokenBuffer[j];
}
Buff[strlen (AslGbl_MacroTokenBuffer)] = '\0';
/* fprintf(stderr, "Buff: %s\n", Buff); */
UINT32 len = strlen (Buff);
for (j = 0; j < len; j++)
{
if (Buff[0] == ' ')
{
for (j = 0; j < (len - 1); j++)
{
Buff[j] = Buff[j + 1];
}
Buff[j] = '\0';
len--;
j = -1;
continue;
}
if (Buff[j] == ' ' && Buff[j + 1] == ' ')
{
for (k = 0; k < (len - 1); k++)
{
Buff[j] = Buff[j + 1];
}
Buff[j] = '\0';
len--;
j--;
}
}
/* fprintf(stderr, "Buff: %s\n", Buff); */
for (k = 0; k < strlen (Buff); k++)
{
AslGbl_MacroTokenBuffer[k] = Buff[k];
}
#endif
PrReplaceData (
&AslGbl_MacroTokenBuffer[Args->Offset[i]],
strlen (Token), Token, strlen (Token));
temp = NULL;
Args->Offset[i] = PrevOffset;
}
/*
* When the replacement argument (during invocation) length
* > replaced parameter (in the macro function definition
* and its expansion) length
*/
else if (Diff2 != 0)
{
/* Doing the same thing with offset value as for prev case */
PrevOffset = Args->Offset[i];
temp = strstr (AslGbl_MacroTokenBuffer, Args->Name);
if (temp == NULL)
{
return;
}
ResetHere2:
temp = strstr (temp, Args->Name);
if (temp == NULL)
{
return;
}
Args->Offset[i] = strlen (AslGbl_MacroTokenBuffer) -
strlen (temp);
if (Args->Offset[i] == 0)
{
goto JumpHere2;
}
if ((strchr (macro_sep, AslGbl_MacroTokenBuffer[(Args->Offset[i] - 1)])) &&
(strchr (macro_sep, AslGbl_MacroTokenBuffer[(Args->Offset[i] + strlen (Args->Name))])))
{
Args->Offset[i] += 0;
}
else
{
temp+= strlen (Args->Name);
goto ResetHere2;
}
/*
* We will need to allocate some extra space in our buffer to
* accommodate the increase in the replacement string length
* over the shorter outgoing arg string and do the replacement
* at the correct offset value which is resetted every iteration
*/
JumpHere2:
strncpy (AslGbl_MacroTokenReplaceBuffer, AslGbl_MacroTokenBuffer, Args->Offset[i]);
strcat (AslGbl_MacroTokenReplaceBuffer, Token);
strcat (AslGbl_MacroTokenReplaceBuffer, (AslGbl_MacroTokenBuffer +
(Args->Offset[i] + strlen (Args->Name))));
strcpy (AslGbl_MacroTokenBuffer, AslGbl_MacroTokenReplaceBuffer);
temp = NULL;
Args->Offset[i] = PrevOffset;
}
/*
* When the replacement argument (during invocation) length =
* replaced parameter (in the macro function definition and
* its expansion) length
*/
else
{
/*
* We still need to reset the offset for each iteration even when
* arg and param lengths are same since any macro func invocation
* could use various cases for each separate arg-param pair
*/
PrevOffset = Args->Offset[i];
temp = strstr (AslGbl_MacroTokenBuffer, Args->Name);
if (temp == NULL)
{
return;
}
ResetHere3:
temp = strstr (temp, Args->Name);
if (temp == NULL)
{
return;
}
Args->Offset[i] = strlen (AslGbl_MacroTokenBuffer) -
strlen (temp);
if (Args->Offset[i] == 0)
{
goto JumpHere3;
}
if ((strchr (macro_sep, AslGbl_MacroTokenBuffer[(Args->Offset[i] - 1)])) &&
(strchr (macro_sep, AslGbl_MacroTokenBuffer[(Args->Offset[i] + strlen (Args->Name))])))
{
Args->Offset[i] += 0;
}
else
{
temp += strlen (Args->Name);
goto ResetHere3;
}
JumpHere3:
PrReplaceData (
&AslGbl_MacroTokenBuffer[Args->Offset[i]],
strlen (Args->Name), Token, strlen (Token));
temp = NULL;
Args->Offset[i] = PrevOffset;
}
}
/*******************************************************************************
*
* FUNCTION: PrReplaceData
*
* PARAMETERS: Buffer - Original(target) buffer pointer
* LengthToRemove - Length to be removed from target buffer
* BufferToAdd - Data to be inserted into target buffer
* LengthToAdd - Length of BufferToAdd
*
* RETURN: Pointer to where the buffer is replaced with data
*
* DESCRIPTION: Generic buffer data replacement.
*
******************************************************************************/
char *
PrReplaceData (
char *Buffer,
UINT32 LengthToRemove,
char *BufferToAdd,
UINT32 LengthToAdd)
{
UINT32 BufferLength;
/* Buffer is a string, so the length must include the terminating zero */
BufferLength = strlen (Buffer) + 1;
if (LengthToRemove != LengthToAdd)
{
/*
* Move some of the existing data
* 1) If adding more bytes than removing, make room for the new data
* 2) if removing more bytes than adding, delete the extra space
*/
if (LengthToRemove > 0)
{
memmove ((Buffer + LengthToAdd), (Buffer + LengthToRemove),
(BufferLength - LengthToRemove));
}
}
/* Now we can move in the new data */
if (LengthToAdd > 0)
{
memmove (Buffer, BufferToAdd, LengthToAdd);
}
return (Buffer + LengthToAdd);
}
/*******************************************************************************
*
* FUNCTION: PrOpenIncludeFile
*
* PARAMETERS: Filename - Filename or pathname for include file
*
* RETURN: None.
*
* DESCRIPTION: Open an include file and push it on the input file stack.
*
******************************************************************************/
FILE *
PrOpenIncludeFile (
char *Filename,
char *OpenMode,
char **FullPathname)
{
FILE *IncludeFile;
ASL_INCLUDE_DIR *NextDir;
/* Start the actual include file on the next line */
AslGbl_CurrentLineOffset++;
/* Attempt to open the include file */
/* If the file specifies an absolute path, just open it */
if ((Filename[0] == '/') ||
(Filename[0] == '\\') ||
(Filename[1] == ':'))
{
IncludeFile = PrOpenIncludeWithPrefix (
"", Filename, OpenMode, FullPathname);
if (!IncludeFile)
{
goto ErrorExit;
}
return (IncludeFile);
}
/*
* The include filename is not an absolute path.
*
* First, search for the file within the "local" directory -- meaning
* the same directory that contains the source file.
*
* Construct the file pathname from the global directory name.
*/
IncludeFile = PrOpenIncludeWithPrefix (
AslGbl_DirectoryPath, Filename, OpenMode, FullPathname);
if (IncludeFile)
{
return (IncludeFile);
}
/*
* Second, search for the file within the (possibly multiple)
* directories specified by the -I option on the command line.
*/
NextDir = AslGbl_IncludeDirList;
while (NextDir)
{
IncludeFile = PrOpenIncludeWithPrefix (
NextDir->Dir, Filename, OpenMode, FullPathname);
if (IncludeFile)
{
return (IncludeFile);
}
NextDir = NextDir->Next;
}
/* We could not open the include file after trying very hard */
ErrorExit:
sprintf (AslGbl_MainTokenBuffer, "%s, %s", Filename, strerror (errno));
PrError (ASL_ERROR, ASL_MSG_INCLUDE_FILE_OPEN, 0);
return (NULL);
}
/*******************************************************************************
*
* FUNCTION: FlOpenIncludeWithPrefix
*
* PARAMETERS: PrefixDir - Prefix directory pathname. Can be a zero
* length string.
* Filename - The include filename from the source ASL.
*
* RETURN: Valid file descriptor if successful. Null otherwise.
*
* DESCRIPTION: Open an include file and push it on the input file stack.
*
******************************************************************************/
FILE *
PrOpenIncludeWithPrefix (
char *PrefixDir,
char *Filename,
char *OpenMode,
char **FullPathname)
{
FILE *IncludeFile;
char *Pathname;
/* Build the full pathname to the file */
Pathname = FlMergePathnames (PrefixDir, Filename);
DbgPrint (ASL_PARSE_OUTPUT, PR_PREFIX_ID
"Include: Opening file - \"%s\"\n",
AslGbl_CurrentLineNumber, Pathname);
/* Attempt to open the file, push if successful */
IncludeFile = fopen (Pathname, OpenMode);
if (!IncludeFile)
{
return (NULL);
}
/* Push the include file on the open input file stack */
PrPushInputFileStack (IncludeFile, Pathname);
*FullPathname = Pathname;
return (IncludeFile);
}
/*******************************************************************************
*
* FUNCTION: AslPushInputFileStack
*
* PARAMETERS: InputFile - Open file pointer
* Filename - Name of the file
*
* RETURN: None
*
* DESCRIPTION: Push the InputFile onto the file stack, and point the parser
* to this file. Called when an include file is successfully
* opened.
*
******************************************************************************/
void
PrPushInputFileStack (
FILE *InputFile,
char *Filename)
{
PR_FILE_NODE *Fnode;
AslGbl_HasIncludeFiles = TRUE;
/* Save the current state in an Fnode */
Fnode = UtLocalCalloc (sizeof (PR_FILE_NODE));
Fnode->File = AslGbl_Files[ASL_FILE_INPUT].Handle;
Fnode->Next = AslGbl_InputFileList;
Fnode->Filename = AslGbl_Files[ASL_FILE_INPUT].Filename;
Fnode->CurrentLineNumber = AslGbl_CurrentLineNumber;
/* Push it on the stack */
AslGbl_InputFileList = Fnode;
DbgPrint (ASL_PARSE_OUTPUT, PR_PREFIX_ID
"Push InputFile Stack: handle %p\n\n",
AslGbl_CurrentLineNumber, InputFile);
/* Reset the global line count and filename */
AslGbl_Files[ASL_FILE_INPUT].Filename =
UtLocalCacheCalloc (strlen (Filename) + 1);
strcpy (AslGbl_Files[ASL_FILE_INPUT].Filename, Filename);
AslGbl_Files[ASL_FILE_INPUT].Handle = InputFile;
AslGbl_CurrentLineNumber = 1;
/* Emit a new #line directive for the include file */
FlPrintFile (ASL_FILE_PREPROCESSOR, "#line %u \"%s\"\n", 1, Filename);
}
/*******************************************************************************
*
* FUNCTION: AslPopInputFileStack
*
* PARAMETERS: None
*
* RETURN: 0 if a node was popped, -1 otherwise
*
* DESCRIPTION: Pop the top of the input file stack and point the parser to
* the saved parse buffer contained in the fnode. Also, set the
* global line counters to the saved values. This function is
* called when an include file reaches EOF.
*
******************************************************************************/
BOOLEAN
PrPopInputFileStack (
void)
{
PR_FILE_NODE *Fnode;
Fnode = AslGbl_InputFileList;
DbgPrint (ASL_PARSE_OUTPUT, "\n" PR_PREFIX_ID
"Pop InputFile Stack, Fnode %p\n\n",
AslGbl_CurrentLineNumber, Fnode);
if (!Fnode)
{
return (FALSE);
}
/* Close the current include file */
fclose (AslGbl_Files[ASL_FILE_INPUT].Handle);
/* Update the top-of-stack */
AslGbl_InputFileList = Fnode->Next;
/* Reset global line counter and filename */
AslGbl_Files[ASL_FILE_INPUT].Filename = Fnode->Filename;
AslGbl_Files[ASL_FILE_INPUT].Handle = Fnode->File;
AslGbl_CurrentLineNumber = Fnode->CurrentLineNumber;
/* Emit a new #line directive after the include file */
FlPrintFile (ASL_FILE_PREPROCESSOR, "#line %u \"%s\"\n",
AslGbl_CurrentLineNumber, Fnode->Filename);
/* All done with this node */
ACPI_FREE (Fnode);
return (TRUE);
}