1 /******************************************************************************
3 * Module Name: aslutils -- compiler utilities
5 *****************************************************************************/
7 /******************************************************************************
11 * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp.
12 * All rights reserved.
16 * 2.1. This is your license from Intel Corp. under its intellectual property
17 * rights. You may have additional license terms from the party that provided
18 * you this software, covering your right to use that party's intellectual
21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22 * copy of the source code appearing in this file ("Covered Code") an
23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24 * base code distributed originally by Intel ("Original Intel Code") to copy,
25 * make derivatives, distribute, use and display any portion of the Covered
26 * Code in any form, with the right to sublicense such rights; and
28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29 * license (with the right to sublicense), under only those claims of Intel
30 * patents that are infringed by the Original Intel Code, to make, use, sell,
31 * offer to sell, and import the Covered Code and derivative works thereof
32 * solely to the minimum extent necessary to exercise the above copyright
33 * license, and in no event shall the patent license extend to any additions
34 * to or modifications of the Original Intel Code. No other license or right
35 * is granted directly or by implication, estoppel or otherwise;
37 * The above copyright and patent license is granted only if the following
42 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43 * Redistribution of source code of any substantial portion of the Covered
44 * Code or modification with rights to further distribute source must include
45 * the above Copyright Notice, the above License, this list of Conditions,
46 * and the following Disclaimer and Export Compliance provision. In addition,
47 * Licensee must cause all Covered Code to which Licensee contributes to
48 * contain a file documenting the changes Licensee made to create that Covered
49 * Code and the date of any change. Licensee must include in that file the
50 * documentation of any changes made by any predecessor Licensee. Licensee
51 * must include a prominent statement that the modification is derived,
52 * directly or indirectly, from Original Intel Code.
54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55 * Redistribution of source code of any substantial portion of the Covered
56 * Code or modification without rights to further distribute source must
57 * include the following Disclaimer and Export Compliance provision in the
58 * documentation and/or other materials provided with distribution. In
59 * addition, Licensee may not authorize further sublicense of source of any
60 * portion of the Covered Code, and must include terms to the effect that the
61 * license from Licensee to its licensee is limited to the intellectual
62 * property embodied in the software Licensee provides to its licensee, and
63 * not to intellectual property embodied in modifications its licensee may
66 * 3.3. Redistribution of Executable. Redistribution in executable form of any
67 * substantial portion of the Covered Code or modification must reproduce the
68 * above Copyright Notice, and the following Disclaimer and Export Compliance
69 * provision in the documentation and/or other materials provided with the
72 * 3.4. Intel retains all right, title, and interest in and to the Original
75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76 * Intel shall be used in advertising or otherwise to promote the sale, use or
77 * other dealings in products derived from or relating to the Covered Code
78 * without prior written authorization from Intel.
80 * 4. Disclaimer and Export Compliance
82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
99 * 4.3. Licensee shall not export, either directly or indirectly, any of this
100 * software or system incorporating such software without first obtaining any
101 * required license or other approval from the U. S. Department of Commerce or
102 * any other agency or department of the United States Government. In the
103 * event Licensee exports any such software from the United States or
104 * re-exports any such software from a foreign destination, Licensee shall
105 * ensure that the distribution and export/re-export of the software is in
106 * compliance with all laws, regulations, orders, or other restrictions of the
107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108 * any of its subsidiaries will export/re-export any technical data, process,
109 * software, or service, directly or indirectly, to any country for which the
110 * United States government or any agency thereof requires an export license,
111 * other governmental approval, or letter of assurance, without first obtaining
112 * such license, approval or letter.
114 *****************************************************************************
116 * Alternatively, you may choose to be licensed under the terms of the
119 * Redistribution and use in source and binary forms, with or without
120 * modification, are permitted provided that the following conditions
122 * 1. Redistributions of source code must retain the above copyright
123 * notice, this list of conditions, and the following disclaimer,
124 * without modification.
125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126 * substantially similar to the "NO WARRANTY" disclaimer below
127 * ("Disclaimer") and any redistribution must be conditioned upon
128 * including a substantially similar Disclaimer requirement for further
129 * binary redistribution.
130 * 3. Neither the names of the above-listed copyright holders nor the names
131 * of any contributors may be used to endorse or promote products derived
132 * from this software without specific prior written permission.
134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
146 * Alternatively, you may choose to be licensed under the terms of the
147 * GNU General Public License ("GPL") version 2 as published by the Free
148 * Software Foundation.
150 *****************************************************************************/
152 #include <contrib/dev/acpica/compiler/aslcompiler.h>
153 #include "aslcompiler.y.h"
154 #include <contrib/dev/acpica/include/acdisasm.h>
155 #include <contrib/dev/acpica/include/acnamesp.h>
156 #include <contrib/dev/acpica/include/amlcode.h>
157 #include <contrib/dev/acpica/include/acapps.h>
158 #include <sys/stat.h>
161 #define _COMPONENT ACPI_COMPILER
162 ACPI_MODULE_NAME ("aslutils")
165 /* Local prototypes */
168 UtPadNameWithUnderscores (
170 char *PaddedNameSeg);
174 ACPI_PARSE_OBJECT *Op,
178 UtDisplayErrorSummary (
182 /*******************************************************************************
184 * FUNCTION: UtIsBigEndianMachine
188 * RETURN: TRUE if machine is big endian
189 * FALSE if machine is little endian
191 * DESCRIPTION: Detect whether machine is little endian or big endian.
193 ******************************************************************************/
196 UtIsBigEndianMachine (
202 } Overlay = {0xFF000000};
205 return (Overlay.Bytes[0]); /* Returns 0xFF (TRUE) for big endian */
209 /******************************************************************************
211 * FUNCTION: UtQueryForOverwrite
213 * PARAMETERS: Pathname - Output filename
215 * RETURN: TRUE if file does not exist or overwrite is authorized
217 * DESCRIPTION: Query for file overwrite if it already exists.
219 ******************************************************************************/
222 UtQueryForOverwrite (
225 struct stat StatInfo;
229 if (!stat (Pathname, &StatInfo))
231 fprintf (stderr, "Target file \"%s\" already exists, overwrite? [y|n] ",
234 InChar = fgetc (stdin);
237 InChar = fgetc (stdin);
240 if ((InChar != 'y') && (InChar != 'Y'))
250 /*******************************************************************************
252 * FUNCTION: UtNodeIsDescendantOf
254 * PARAMETERS: Node1 - Child node
255 * Node2 - Possible parent node
259 * DESCRIPTION: Returns TRUE if Node1 is a descendant of Node2. Otherwise,
260 * return FALSE. Note, we assume a NULL Node2 element to be the
261 * topmost (root) scope. All nodes are descendants of the root.
262 * Note: Nodes at the same level (siblings) are not considered
265 ******************************************************************************/
268 UtNodeIsDescendantOf (
269 ACPI_NAMESPACE_NODE *Node1,
270 ACPI_NAMESPACE_NODE *Node2)
280 return (TRUE); /* All nodes descend from the root */
283 /* Walk upward until the root is reached or parent is found */
292 Node1 = Node1->Parent;
299 /*******************************************************************************
301 * FUNCTION: UtGetParentMethodNode
303 * PARAMETERS: Node - Namespace node for any object
305 * RETURN: Namespace node for the parent method
306 * NULL - object is not within a method
308 * DESCRIPTION: Find the parent (owning) method node for a namespace object
310 ******************************************************************************/
312 ACPI_NAMESPACE_NODE *
313 UtGetParentMethodNode (
314 ACPI_NAMESPACE_NODE *Node)
316 ACPI_NAMESPACE_NODE *ParentNode;
324 /* Walk upward until a method is found, or the root is reached */
326 ParentNode = Node->Parent;
329 if (ParentNode->Type == ACPI_TYPE_METHOD)
334 ParentNode = ParentNode->Parent;
337 return (NULL); /* Object is not within a control method */
341 /*******************************************************************************
343 * FUNCTION: UtGetParentMethodOp
345 * PARAMETERS: Op - Parse Op to be checked
347 * RETURN: Control method Op if found. NULL otherwise
349 * DESCRIPTION: Find the control method parent of a parse op. Returns NULL if
350 * the input Op is not within a control method.
352 ******************************************************************************/
355 UtGetParentMethodOp (
356 ACPI_PARSE_OBJECT *Op)
358 ACPI_PARSE_OBJECT *NextOp;
361 NextOp = Op->Asl.Parent;
364 if (NextOp->Asl.AmlOpcode == AML_METHOD_OP)
369 NextOp = NextOp->Asl.Parent;
372 return (NULL); /* No parent method found */
376 /*******************************************************************************
378 * FUNCTION: UtDisplaySupportedTables
384 * DESCRIPTION: Print all supported ACPI table names.
386 ******************************************************************************/
389 UtDisplaySupportedTables (
392 const AH_TABLE *TableData;
396 printf ("\nACPI tables supported by iASL version %8.8X:\n"
397 " (Compiler, Disassembler, Template Generator)\n\n",
400 /* All ACPI tables with the common table header */
402 printf ("\n Supported ACPI tables:\n");
403 for (TableData = AcpiGbl_SupportedTables, i = 1;
404 TableData->Signature; TableData++, i++)
406 printf ("%8u) %s %s\n", i,
407 TableData->Signature, TableData->Description);
412 /*******************************************************************************
414 * FUNCTION: UtDisplayConstantOpcodes
420 * DESCRIPTION: Print AML opcodes that can be used in constant expressions.
422 ******************************************************************************/
425 UtDisplayConstantOpcodes (
431 printf ("Constant expression opcode information\n\n");
433 for (i = 0; i < sizeof (AcpiGbl_AmlOpInfo) / sizeof (ACPI_OPCODE_INFO); i++)
435 if (AcpiGbl_AmlOpInfo[i].Flags & AML_CONSTANT)
437 printf ("%s\n", AcpiGbl_AmlOpInfo[i].Name);
443 /*******************************************************************************
445 * FUNCTION: UtBeginEvent
447 * PARAMETERS: Name - Ascii name of this event
449 * RETURN: Event number (integer index)
451 * DESCRIPTION: Saves the current time with this event
453 ******************************************************************************/
460 if (AslGbl_NextEvent >= ASL_NUM_EVENTS)
462 AcpiOsPrintf ("Ran out of compiler event structs!\n");
463 return (AslGbl_NextEvent);
466 /* Init event with current (start) time */
468 AslGbl_Events[AslGbl_NextEvent].StartTime = AcpiOsGetTimer ();
469 AslGbl_Events[AslGbl_NextEvent].EventName = Name;
470 AslGbl_Events[AslGbl_NextEvent].Valid = TRUE;
471 return (AslGbl_NextEvent++);
475 /*******************************************************************************
477 * FUNCTION: UtEndEvent
479 * PARAMETERS: Event - Event number (integer index)
483 * DESCRIPTION: Saves the current time (end time) with this event
485 ******************************************************************************/
492 if (Event >= ASL_NUM_EVENTS)
497 /* Insert end time for event */
499 AslGbl_Events[Event].EndTime = AcpiOsGetTimer ();
503 /*******************************************************************************
507 * PARAMETERS: Type - Type of output
508 * Fmt - Printf format string
509 * ... - variable printf list
513 * DESCRIPTION: Conditional print statement. Prints to stderr only if the
516 ******************************************************************************/
527 if (!AslGbl_DebugFlag)
532 if ((Type == ASL_PARSE_OUTPUT) &&
533 (!(AslCompilerdebug)))
538 va_start (Args, Fmt);
539 (void) vfprintf (stderr, Fmt, Args);
545 /*******************************************************************************
547 * FUNCTION: UtSetParseOpName
549 * PARAMETERS: Op - Parse op to be named.
553 * DESCRIPTION: Insert the ascii name of the parse opcode
555 ******************************************************************************/
559 ACPI_PARSE_OBJECT *Op)
562 AcpiUtSafeStrncpy (Op->Asl.ParseOpName, UtGetOpName (Op->Asl.ParseOpcode),
563 ACPI_MAX_PARSEOP_NAME);
567 /*******************************************************************************
569 * FUNCTION: UtDisplayOneSummary
571 * PARAMETERS: FileID - ID of outpout file
575 * DESCRIPTION: Display compilation statistics for one input file
577 ******************************************************************************/
580 UtDisplayOneSummary (
582 BOOLEAN DisplayErrorSummary)
585 ASL_GLOBAL_FILE_NODE *FileNode;
586 BOOLEAN DisplayAMLSummary;
590 !AslGbl_PreprocessOnly && !AslGbl_ParserErrorDetected &&
591 ((AslGbl_ExceptionCount[ASL_ERROR] == 0) || AslGbl_IgnoreErrors) &&
592 AslGbl_Files[ASL_FILE_AML_OUTPUT].Handle;
594 if (FileId != ASL_FILE_STDOUT)
596 /* Compiler name and version number */
598 FlPrintFile (FileId, "%s version %X\n\n",
599 ASL_COMPILER_NAME, (UINT32) ACPI_CA_VERSION);
602 /* Summary of main input and output files */
604 FileNode = FlGetCurrentFileNode ();
606 if (FileNode->ParserErrorDetected)
609 "%-14s %s - Compilation aborted due to parser-detected syntax error(s)\n",
610 "Input file:", AslGbl_Files[ASL_FILE_INPUT].Filename);
612 else if (FileNode->FileType == ASL_INPUT_TYPE_ASCII_DATA)
615 "%-14s %s - %7u bytes %6u fields %8u source lines\n",
617 AslGbl_Files[ASL_FILE_INPUT].Filename,
618 FileNode->OriginalInputFileSize, FileNode->TotalFields,
619 FileNode->TotalLineCount);
622 "%-14s %s - %7u bytes\n",
624 AslGbl_Files[ASL_FILE_AML_OUTPUT].Filename, FileNode->OutputByteLength);
626 else if (FileNode->FileType == ASL_INPUT_TYPE_ASCII_ASL)
629 "%-14s %s - %7u bytes %6u keywords %6u source lines\n",
631 AslGbl_Files[ASL_FILE_INPUT].Filename,
632 FileNode->OriginalInputFileSize,
633 FileNode->TotalKeywords,
634 FileNode->TotalLineCount);
638 if (DisplayAMLSummary)
641 "%-14s %s - %7u bytes %6u opcodes %6u named objects\n",
643 AslGbl_Files[ASL_FILE_AML_OUTPUT].Filename,
644 FlGetFileSize (ASL_FILE_AML_OUTPUT),
645 FileNode->TotalExecutableOpcodes,
646 FileNode->TotalNamedObjects);
650 /* Display summary of any optional files */
652 for (i = ASL_FILE_SOURCE_OUTPUT; i <= ASL_MAX_FILE_TYPE; i++)
654 if (!AslGbl_Files[i].Filename || !AslGbl_Files[i].Handle)
659 /* .SRC is a temp file unless specifically requested */
661 if ((i == ASL_FILE_SOURCE_OUTPUT) && (!AslGbl_SourceOutputFlag))
666 /* .PRE is the preprocessor intermediate file */
668 if ((i == ASL_FILE_PREPROCESSOR) && (!AslGbl_KeepPreprocessorTempFile))
673 FlPrintFile (FileId, "%-14s %s - %7u bytes\n",
674 AslGbl_FileDescs[i].ShortDescription,
675 AslGbl_Files[i].Filename, FlGetFileSize (i));
680 * Optionally emit an error summary for a file. This is used to enhance the
681 * appearance of listing files.
683 if (DisplayErrorSummary)
685 UtDisplayErrorSummary (FileId);
690 /*******************************************************************************
692 * FUNCTION: UtDisplayErrorSummary
694 * PARAMETERS: FileID - ID of outpout file
698 * DESCRIPTION: Display compilation statistics for all input files
700 ******************************************************************************/
703 UtDisplayErrorSummary (
706 BOOLEAN ErrorDetected;
709 ErrorDetected = AslGbl_ParserErrorDetected ||
710 ((AslGbl_ExceptionCount[ASL_ERROR] > 0) && !AslGbl_IgnoreErrors);
714 FlPrintFile (FileId, "\nCompilation failed. ");
718 FlPrintFile (FileId, "\nCompilation successful. ");
722 "%u Errors, %u Warnings, %u Remarks",
723 AslGbl_ExceptionCount[ASL_ERROR],
724 AslGbl_ExceptionCount[ASL_WARNING] +
725 AslGbl_ExceptionCount[ASL_WARNING2] +
726 AslGbl_ExceptionCount[ASL_WARNING3],
727 AslGbl_ExceptionCount[ASL_REMARK]);
729 if (AslGbl_FileType != ASL_INPUT_TYPE_ASCII_DATA)
731 if (AslGbl_ParserErrorDetected)
734 "\nNo AML files were generated due to syntax error(s)\n");
737 else if (ErrorDetected)
740 "\nNo AML files were generated due to compiler error(s)\n");
744 FlPrintFile (FileId, ", %u Optimizations",
745 AslGbl_ExceptionCount[ASL_OPTIMIZATION]);
747 if (AslGbl_TotalFolds)
749 FlPrintFile (FileId, ", %u Constants Folded", AslGbl_TotalFolds);
753 FlPrintFile (FileId, "\n");
757 /*******************************************************************************
759 * FUNCTION: UtDisplaySummary
761 * PARAMETERS: FileID - ID of outpout file
765 * DESCRIPTION: Display compilation statistics for all input files
767 ******************************************************************************/
773 ASL_GLOBAL_FILE_NODE *Current = AslGbl_FilesList;
778 switch (FlSwitchFileSet(Current->Files[ASL_FILE_INPUT].Filename))
780 case SWITCH_TO_SAME_FILE:
781 case SWITCH_TO_DIFFERENT_FILE:
783 UtDisplayOneSummary (FileId, FALSE);
784 Current = Current->Next;
794 UtDisplayErrorSummary (FileId);
797 /*******************************************************************************
799 * FUNCTION: UtCheckIntegerRange
801 * PARAMETERS: Op - Integer parse node
802 * LowValue - Smallest allowed value
803 * HighValue - Largest allowed value
805 * RETURN: Op if OK, otherwise NULL
807 * DESCRIPTION: Check integer for an allowable range
809 ******************************************************************************/
812 UtCheckIntegerRange (
813 ACPI_PARSE_OBJECT *Op,
823 if ((Op->Asl.Value.Integer < LowValue) ||
824 (Op->Asl.Value.Integer > HighValue))
826 sprintf (AslGbl_MsgBuffer, "0x%X, allowable: 0x%X-0x%X",
827 (UINT32) Op->Asl.Value.Integer, LowValue, HighValue);
829 AslError (ASL_ERROR, ASL_MSG_RANGE, Op, AslGbl_MsgBuffer);
837 /*******************************************************************************
839 * FUNCTION: UtInternalizeName
841 * PARAMETERS: ExternalName - Name to convert
842 * ConvertedName - Where the converted name is returned
846 * DESCRIPTION: Convert an external (ASL) name to an internal (AML) name
848 ******************************************************************************/
853 char **ConvertedName)
855 ACPI_NAMESTRING_INFO Info;
864 /* Get the length of the new internal name */
866 Info.ExternalName = ExternalName;
867 AcpiNsGetInternalNameLength (&Info);
869 /* We need a segment to store the internal name */
871 Info.InternalName = UtLocalCacheCalloc (Info.Length);
875 Status = AcpiNsBuildInternalName (&Info);
876 if (ACPI_FAILURE (Status))
881 *ConvertedName = Info.InternalName;
886 /*******************************************************************************
888 * FUNCTION: UtPadNameWithUnderscores
890 * PARAMETERS: NameSeg - Input nameseg
891 * PaddedNameSeg - Output padded nameseg
893 * RETURN: Padded nameseg.
895 * DESCRIPTION: Pads a NameSeg with underscores if necessary to form a full
898 ******************************************************************************/
901 UtPadNameWithUnderscores (
908 for (i = 0; (i < ACPI_NAMESEG_SIZE); i++)
912 *PaddedNameSeg = *NameSeg;
917 *PaddedNameSeg = '_';
925 /*******************************************************************************
927 * FUNCTION: UtAttachNameseg
929 * PARAMETERS: Op - Parent parse node
930 * Name - Full ExternalName
932 * RETURN: None; Sets the NameSeg field in parent node
934 * DESCRIPTION: Extract the last nameseg of the ExternalName and store it
935 * in the NameSeg field of the Op.
937 ******************************************************************************/
941 ACPI_PARSE_OBJECT *Op,
945 char PaddedNameSeg[4];
953 /* Look for the last dot in the namepath */
955 NameSeg = strrchr (Name, '.');
958 /* Found last dot, we have also found the final nameseg */
961 UtPadNameWithUnderscores (NameSeg, PaddedNameSeg);
965 /* No dots in the namepath, there is only a single nameseg. */
966 /* Handle prefixes */
968 while (ACPI_IS_ROOT_PREFIX (*Name) ||
969 ACPI_IS_PARENT_PREFIX (*Name))
974 /* Remaining string should be one single nameseg */
976 UtPadNameWithUnderscores (Name, PaddedNameSeg);
979 ACPI_COPY_NAMESEG (Op->Asl.NameSeg, PaddedNameSeg);
983 /*******************************************************************************
985 * FUNCTION: UtAttachNamepathToOwner
987 * PARAMETERS: Op - Parent parse node
988 * NameOp - Node that contains the name
990 * RETURN: Sets the ExternalName and Namepath in the parent node
992 * DESCRIPTION: Store the name in two forms in the parent node: The original
993 * (external) name, and the internalized name that is used within
994 * the ACPI namespace manager.
996 ******************************************************************************/
999 UtAttachNamepathToOwner (
1000 ACPI_PARSE_OBJECT *Op,
1001 ACPI_PARSE_OBJECT *NameOp)
1006 /* Full external path */
1008 Op->Asl.ExternalName = NameOp->Asl.Value.String;
1010 /* Save the NameOp for possible error reporting later */
1012 Op->Asl.ParentMethod = (void *) NameOp;
1014 /* Last nameseg of the path */
1016 UtAttachNameseg (Op, Op->Asl.ExternalName);
1018 /* Create internalized path */
1020 Status = UtInternalizeName (NameOp->Asl.Value.String, &Op->Asl.Namepath);
1021 if (ACPI_FAILURE (Status))
1023 /* TBD: abort on no memory */
1028 /*******************************************************************************
1030 * FUNCTION: UtNameContainsAllPrefix
1032 * PARAMETERS: Op - Op containing NameString
1034 * RETURN: NameString consists of all ^ characters
1036 * DESCRIPTION: Determine if this Op contains a name segment that consists of
1037 * all '^' characters.
1039 ******************************************************************************/
1042 UtNameContainsAllPrefix (
1043 ACPI_PARSE_OBJECT *Op)
1045 UINT32 Length = Op->Asl.AmlLength;
1048 for (i = 0; i < Length; i++)
1050 if (Op->Asl.Value.String[i] != '^')
1059 /*******************************************************************************
1061 * FUNCTION: UtDoConstant
1063 * PARAMETERS: String - Hex/Decimal/Octal
1065 * RETURN: Converted Integer
1067 * DESCRIPTION: Convert a string to an integer, with overflow/error checking.
1069 ******************************************************************************/
1076 UINT64 ConvertedInteger;
1078 const ACPI_EXCEPTION_INFO *ExceptionInfo;
1081 Status = AcpiUtStrtoul64 (String, &ConvertedInteger);
1082 if (ACPI_FAILURE (Status))
1084 ExceptionInfo = AcpiUtValidateException ((ACPI_STATUS) Status);
1085 sprintf (ErrBuf, " %s while converting to 64-bit integer",
1086 ExceptionInfo->Description);
1088 AslCommonError (ASL_ERROR, ASL_MSG_SYNTAX, AslGbl_CurrentLineNumber,
1089 AslGbl_LogicalLineNumber, AslGbl_CurrentLineOffset,
1090 AslGbl_CurrentColumn, AslGbl_Files[ASL_FILE_INPUT].Filename, ErrBuf);
1093 return (ConvertedInteger);
1097 /******************************************************************************
1099 * FUNCTION: AcpiUtStrdup
1101 * PARAMETERS: String1 - string to duplicate
1103 * RETURN: int that signifies string relationship. Zero means strings
1106 * DESCRIPTION: Duplicate the string using UtCacheAlloc to avoid manual memory
1109 ******************************************************************************/
1115 char *NewString = (char *) UtLocalCalloc (strlen (String) + 1);
1118 strcpy (NewString, String);
1123 /******************************************************************************
1125 * FUNCTION: AcpiUtStrcat
1127 * PARAMETERS: String1
1130 * RETURN: New string with String1 concatenated with String2
1132 * DESCRIPTION: Concatenate string1 and string2
1134 ******************************************************************************/
1141 UINT32 String1Length = strlen (String1);
1142 char *NewString = (char *) UtLocalCalloc (strlen (String1) + strlen (String2) + 1);
1144 strcpy (NewString, String1);
1145 strcpy (NewString + String1Length, String2);