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/******************************************************************************
*
* Module Name: cvcompiler - ASL-/ASL+ converter functions
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2025, Intel Corp.
* All rights reserved.
*
* 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.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* 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
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
*/
#include "aslcompiler.h"
#include "acparser.h"
#include "amlcode.h"
#include "acdebug.h"
#include "acconvert.h"
/* Local prototypes */
static void
CvPrintInclude(
ACPI_FILE_NODE *FNode,
UINT32 Level);
static BOOLEAN
CvListIsSingleton (
ACPI_COMMENT_NODE *CommentList);
/*******************************************************************************
*
* FUNCTION: CvPrintOneCommentList
*
* PARAMETERS: CommentList
* Level
*
* RETURN: None
*
* DESCRIPTION: Prints all comments within the given list.
* This is referred as ASL_CV_PRINT_ONE_COMMENT_LIST.
*
******************************************************************************/
void
CvPrintOneCommentList (
ACPI_COMMENT_NODE *CommentList,
UINT32 Level)
{
ACPI_COMMENT_NODE *Current = CommentList;
ACPI_COMMENT_NODE *Previous;
while (Current)
{
Previous = Current;
if (Current->Comment)
{
AcpiDmIndent(Level);
AcpiOsPrintf("%s\n", Current->Comment);
Current->Comment = NULL;
}
Current = Current->Next;
AcpiOsReleaseObject(AcpiGbl_RegCommentCache, Previous);
}
}
/*******************************************************************************
*
* FUNCTION: CvListIsSingleton
*
* PARAMETERS: CommentList - check to see if this is a single item list.
*
* RETURN: BOOLEAN
*
* DESCRIPTION: Returns TRUE if CommentList only contains 1 node.
*
******************************************************************************/
static BOOLEAN
CvListIsSingleton (
ACPI_COMMENT_NODE *CommentList)
{
if (!CommentList)
{
return (FALSE);
}
else if (CommentList->Next)
{
return (FALSE);
}
return (TRUE);
}
/*******************************************************************************
*
* FUNCTION: CvPrintOneCommentType
*
* PARAMETERS: Op
* CommentType
* EndStr - String to print after printing the comment
* Level - indentation level for comment lists.
*
* RETURN: None
*
* DESCRIPTION: Prints all comments of CommentType within the given Op and
* clears the printed comment from the Op.
* This is referred as ASL_CV_PRINT_ONE_COMMENT.
*
******************************************************************************/
void
CvPrintOneCommentType (
ACPI_PARSE_OBJECT *Op,
UINT8 CommentType,
char* EndStr,
UINT32 Level)
{
BOOLEAN CommentExists = FALSE;
char **CommentToPrint = NULL;
switch (CommentType)
{
case AML_COMMENT_STANDARD:
if (CvListIsSingleton (Op->Common.CommentList))
{
CvPrintOneCommentList (Op->Common.CommentList, Level);
AcpiOsPrintf ("\n");
}
else
{
CvPrintOneCommentList (Op->Common.CommentList, Level);
}
Op->Common.CommentList = NULL;
return;
case AML_COMMENT_ENDBLK:
if (Op->Common.EndBlkComment)
{
CvPrintOneCommentList (Op->Common.EndBlkComment, Level);
Op->Common.EndBlkComment = NULL;
AcpiDmIndent(Level);
}
return;
case AMLCOMMENT_INLINE:
CommentToPrint = &Op->Common.InlineComment;
break;
case AML_COMMENT_END_NODE:
CommentToPrint = &Op->Common.EndNodeComment;
break;
case AML_NAMECOMMENT:
CommentToPrint = &Op->Common.NameComment;
break;
case AML_COMMENT_CLOSE_BRACE:
CommentToPrint = &Op->Common.CloseBraceComment;
break;
default:
return;
}
if (*CommentToPrint)
{
CommentExists = TRUE;
AcpiOsPrintf ("%s", *CommentToPrint);
*CommentToPrint = NULL;
}
if (CommentExists && EndStr)
{
AcpiOsPrintf ("%s", EndStr);
}
}
/*******************************************************************************
*
* FUNCTION: CvCloseBraceWriteComment
*
* PARAMETERS: Op
* Level
*
* RETURN: None
*
* DESCRIPTION: Print a close brace } and any open brace comments associated
* with this parse object.
* This is referred as ASL_CV_CLOSE_BRACE.
*
******************************************************************************/
void
CvCloseBraceWriteComment(
ACPI_PARSE_OBJECT *Op,
UINT32 Level)
{
if (!AcpiGbl_CaptureComments)
{
AcpiOsPrintf ("}");
return;
}
CvPrintOneCommentType (Op, AML_COMMENT_ENDBLK, NULL, Level);
AcpiOsPrintf ("}");
CvPrintOneCommentType (Op, AML_COMMENT_CLOSE_BRACE, NULL, Level);
}
/*******************************************************************************
*
* FUNCTION: CvCloseParenWriteComment
*
* PARAMETERS: Op
* Level
*
* RETURN: None
*
* DESCRIPTION: Print a closing paren ) and any end node comments associated
* with this parse object.
* This is referred as ASL_CV_CLOSE_PAREN.
*
******************************************************************************/
void
CvCloseParenWriteComment(
ACPI_PARSE_OBJECT *Op,
UINT32 Level)
{
if (!AcpiGbl_CaptureComments)
{
AcpiOsPrintf (")");
return;
}
/*
* If this op has a BLOCK_BRACE, then output the comment when the
* disassembler calls CvCloseBraceWriteComment
*/
if (AcpiDmBlockType (Op) == BLOCK_PAREN)
{
CvPrintOneCommentType (Op, AML_COMMENT_ENDBLK, NULL, Level);
}
AcpiOsPrintf (")");
if (Op->Common.EndNodeComment)
{
CvPrintOneCommentType (Op, AML_COMMENT_END_NODE, NULL, Level);
}
else if ((Op->Common.Parent->Common.AmlOpcode == AML_IF_OP) &&
Op->Common.Parent->Common.EndNodeComment)
{
CvPrintOneCommentType (Op->Common.Parent,
AML_COMMENT_END_NODE, NULL, Level);
}
}
/*******************************************************************************
*
* FUNCTION: CvFileHasSwitched
*
* PARAMETERS: Op
*
* RETURN: BOOLEAN
*
* DESCRIPTION: Determine whether if a file has switched.
* TRUE - file has switched.
* FALSE - file has not switched.
* This is referred as ASL_CV_FILE_HAS_SWITCHED.
*
******************************************************************************/
BOOLEAN
CvFileHasSwitched(
ACPI_PARSE_OBJECT *Op)
{
if (Op->Common.CvFilename &&
AcpiGbl_CurrentFilename &&
AcpiUtStricmp(Op->Common.CvFilename, AcpiGbl_CurrentFilename))
{
return (TRUE);
}
return (FALSE);
}
/*******************************************************************************
*
* FUNCTION: CvPrintInclude
*
* PARAMETERS: FNode - Write an Include statement for the file that is pointed
* by FNode->File.
* Level - indentation level
*
* RETURN: None
*
* DESCRIPTION: Write the ASL Include statement for FNode->File in the file
* indicated by FNode->Parent->File. Note this function emits
* actual ASL code rather than comments. This switches the output
* file to FNode->Parent->File.
*
******************************************************************************/
static void
CvPrintInclude(
ACPI_FILE_NODE *FNode,
UINT32 Level)
{
if (!FNode || FNode->IncludeWritten)
{
return;
}
CvDbgPrint ("Writing include for %s within %s\n",
FNode->Filename, FNode->Parent->Filename);
AcpiOsRedirectOutput (FNode->Parent->File);
CvPrintOneCommentList (FNode->IncludeComment, Level);
AcpiDmIndent (Level);
AcpiOsPrintf ("Include (\"%s\")\n", FNode->Filename);
CvDbgPrint ("emitted the following: Include (\"%s\")\n",
FNode->Filename);
FNode->IncludeWritten = TRUE;
}
/*******************************************************************************
*
* FUNCTION: CvSwitchFiles
*
* PARAMETERS: Level - indentation level
* Op
*
* RETURN: None
*
* DESCRIPTION: Switch the outputfile and write ASL Include statement. Note,
* this function emits actual ASL code rather than comments.
* This is referred as ASL_CV_SWITCH_FILES.
*
******************************************************************************/
void
CvSwitchFiles(
UINT32 Level,
ACPI_PARSE_OBJECT *Op)
{
char *Filename = Op->Common.CvFilename;
ACPI_FILE_NODE *FNode;
ACPI_FILE_NODE *Current;
CvDbgPrint ("Switching from %s to %s\n", AcpiGbl_CurrentFilename,
Filename);
FNode = CvFilenameExists (Filename, AcpiGbl_FileTreeRoot);
if (!FNode)
{
/*
* At this point, each Filename should exist in AcpiGbl_FileTreeRoot
* if it does not exist, then abort.
*/
FlDeleteFile (ASL_FILE_AML_OUTPUT);
sprintf (AslGbl_MsgBuffer, "\"Cannot find %s\" - %s",
Filename, strerror (errno));
AslCommonError (ASL_ERROR, ASL_MSG_OPEN, 0, 0, 0, 0,
NULL, AslGbl_MsgBuffer);
AslAbort ();
}
Current = FNode;
/*
* If the previous file is a descendent of the current file,
* make sure that Include statements from the current file
* to the previous have been emitted.
*/
while (Current &&
Current->Parent &&
AcpiUtStricmp (Current->Filename, AcpiGbl_CurrentFilename))
{
CvPrintInclude (Current, Level);
Current = Current->Parent;
}
if (FNode)
{
/* Redirect output to Op->Common.CvFilename */
AcpiOsRedirectOutput (FNode->File);
AcpiGbl_CurrentFilename = FNode->Filename;
}
}
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