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 *

 * Module Name: aslerror - Error handling and statistics

 *

 *****************************************************************************/

 *

 * 1. Copyright Notice

 *

 * Some or all of this work - Copyright (c) 1999 - 2011, 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.

 *

 *****************************************************************************/

#include "aslcompiler.h"

        ACPI_MODULE_NAME    ("aslerror")

AeAddToErrorLog (

    ASL_ERROR_MSG           *Enode);

AeClearErrorLog (

    void)

{

    ASL_ERROR_MSG           *Enode = Gbl_ErrorLog;

    ASL_ERROR_MSG           *Next;

    {

        Next = Enode->Next;

        ACPI_FREE (Enode);

        Enode = Next;

    }

}

 *

 * FUNCTION:    AeAddToErrorLog

 *

 * PARAMETERS:  Enode       - An error node to add to the log

 *

 * RETURN:      None

 *

 * DESCRIPTION: Add a new error node to the error log.  The error log is

 *              ordered by the "logical" line number (cumulative line number

 *              including all include files.)

 *

 ******************************************************************************/

AeAddToErrorLog (

    ASL_ERROR_MSG           *Enode)

{

    ASL_ERROR_MSG           *Next;

    ASL_ERROR_MSG           *Prev;

    {

        Gbl_ErrorLog = Enode;

        return;

    }

     * Walk error list until we find a line number greater than ours.

     * List is sorted according to line number.

     */

    Prev = NULL;

    Next = Gbl_ErrorLog;

           (Next->LogicalLineNumber <= Enode->LogicalLineNumber))

    {

        Prev = Next;

        Next = Next->Next;

    }

    {

        Prev->Next = Enode;

    }

    else

    {

        Gbl_ErrorLog = Enode;

    }

}

 *

 * FUNCTION:    AePrintException

 *

 * PARAMETERS:  FileId          - ID of output file

 *              Enode           - Error node to print

 *              Header          - Additional text before each message

 *

 * RETURN:      None

 *

 * DESCRIPTION: Print the contents of an error node.

 *

 * NOTE:        We don't use the FlxxxFile I/O functions here because on error

 *              they abort the compiler and call this function!  Since we

 *              are reporting errors here, we ignore most output errors and

 *              just try to get out as much as we can.

 *

 ******************************************************************************/

AePrintException (

    UINT32                  FileId,

    ASL_ERROR_MSG           *Enode,

    char                    *Header)

{

    UINT8                   SourceByte;

    int                     Actual;

    size_t                  RActual;

    UINT32                  MsgLength;

    char                    *MainMessage;

    char                    *ExtraMessage;

    UINT32                  SourceColumn;

    UINT32                  ErrorColumn;

    FILE                    *OutputFile;

    FILE                    *SourceFile;

    long                    FileSize;

    BOOLEAN                 PrematureEOF = FALSE;

    {

        return;

    }

     * Only listing files have a header, and remarks/optimizations

     * are always output

     */

    if (!Header)

    {

        /* Ignore remarks if requested */

        {

        case ASL_REMARK:

            if (!Gbl_DisplayRemarks)

            {

                return;

            }

            break;

            if (!Gbl_DisplayOptimizations)

            {

                return;

            }

            break;

            break;

        }

    }

    if (!SourceFile)

    {

        SourceFile = Gbl_Files[ASL_FILE_INPUT].Handle;

    }

    {

        /* Determine if the error occurred at source file EOF */

        FileSize = ftell (SourceFile);

        {

            PrematureEOF = TRUE;

        }

    }

    {

        fprintf (OutputFile, "%s", Header);

    }

    {

        if (Gbl_VerboseErrors)

        {

            fprintf (OutputFile, "%6s", Enode->Filename);

            {

                fprintf (OutputFile, " %6u: ", Enode->LineNumber);

                 * If not at EOF, get the corresponding source code line and

                 * display it. Don't attempt this if we have a premature EOF

                 * condition.

                 */

                if (!PrematureEOF)

                {

                    /*

                     * Seek to the offset in the combined source file, read

                     * the source line, and write it to the output.

                     */

                    Actual = fseek (SourceFile, (long) Enode->LogicalByteOffset,

                                (int) SEEK_SET);

                    if (Actual)

                    {

                        fprintf (OutputFile,

                            "[*** iASL: Seek error on source code temp file %s ***]",

                            Gbl_Files[ASL_FILE_SOURCE_OUTPUT].Filename);

                    }

                    else

                    {

                        RActual = fread (&SourceByte, 1, 1, SourceFile);

                        if (!RActual)

                        {

                            fprintf (OutputFile,

                                "[*** iASL: Read error on source code temp file %s ***]",

                                Gbl_Files[ASL_FILE_SOURCE_OUTPUT].Filename);

                        }

                        {

                            fwrite (&SourceByte, 1, 1, OutputFile);

                            RActual = fread (&SourceByte, 1, 1, SourceFile);

                        }

                    }

                }

            }

        }

        else

        {

            fprintf (OutputFile, "%s", Enode->Filename);

            {

                fprintf (OutputFile, "(%u) : ", Enode->LineNumber);

            }

        }

    }

    {

        fprintf (OutputFile, "%s\n", Enode->Message);

    }

    else

    {

        /* Decode the message ID */

                    AslErrorLevel[Enode->Level],

                    Enode->MessageId + ((Enode->Level+1) * 1000));

        ExtraMessage = Enode->Message;

        {

            MsgLength = strlen (MainMessage);

            if (MsgLength == 0)

            {

                MainMessage = Enode->Message;

                ExtraMessage = NULL;

            }

            {

                SourceColumn = Enode->Column + Enode->FilenameLength + 6 + 2;

                ErrorColumn = ASL_ERROR_LEVEL_LENGTH + 5 + 2 + 1;

                {

                    fprintf (OutputFile, "%*s%s",

                        (int) ((SourceColumn - 1) - ErrorColumn),

                        MainMessage, " ^ ");

                }

                else

                {

                    fprintf (OutputFile, "%*s %s",

                        (int) ((SourceColumn - ErrorColumn) + 1), "^",

                        MainMessage);

                }

            }

            else

            {

                fprintf (OutputFile, " %s", MainMessage);

            }

            {

                fprintf (OutputFile, " (%s)", ExtraMessage);

            }

            {

                fprintf (OutputFile, " and premature End-Of-File");

            }

            if (Gbl_VerboseErrors)

            {

                fprintf (OutputFile, "\n");

            }

        }

        else

        {

            fprintf (OutputFile, " %s %s\n\n", MainMessage, ExtraMessage);

        }

    }

}

 *

 * FUNCTION:    AePrintErrorLog

 *

 * PARAMETERS:  FileId           - Where to output the error log

 *

 * RETURN:      None

 *

 * DESCRIPTION: Print the entire contents of the error log

 *

 ******************************************************************************/

AePrintErrorLog (

    UINT32                  FileId)

{

    ASL_ERROR_MSG           *Enode = Gbl_ErrorLog;

    {

        AePrintException (FileId, Enode, NULL);

        Enode = Enode->Next;

    }

}

 *

 * FUNCTION:    AslCommonError

 *

 * PARAMETERS:  Level               - Seriousness (Warning/error, etc.)

 *              MessageId           - Index into global message buffer

 *              CurrentLineNumber   - Actual file line number

 *              LogicalLineNumber   - Cumulative line number

 *              LogicalByteOffset   - Byte offset in source file

 *              Column              - Column in current line

 *              Filename            - source filename

 *              ExtraMessage        - additional error message

 *

 * RETURN:      None

 *

 * DESCRIPTION: Create a new error node and add it to the error log

 *

 ******************************************************************************/

AslCommonError (

    UINT8                   Level,

    UINT8                   MessageId,

    UINT32                  CurrentLineNumber,

    UINT32                  LogicalLineNumber,

    UINT32                  LogicalByteOffset,

    UINT32                  Column,

    char                    *Filename,

    char                    *ExtraMessage)

{

    UINT32                  MessageSize;

    char                    *MessageBuffer = NULL;

    ASL_ERROR_MSG           *Enode;

    {

        /* Allocate a buffer for the message and a new error node */

        MessageBuffer = UtLocalCalloc (MessageSize);

    }

    {

        Enode->Filename       = Filename;

        Enode->FilenameLength = strlen (Filename);

        if (Enode->FilenameLength < 6)

        {

            Enode->FilenameLength = 6;

        }

    }

    Enode->Level                = Level;

    Enode->LineNumber           = CurrentLineNumber;

    Enode->LogicalLineNumber    = LogicalLineNumber;

    Enode->LogicalByteOffset    = LogicalByteOffset;

    Enode->Column               = Column;

    Enode->Message              = MessageBuffer;

    {

        /* stderr is a file, send error to it immediately */

    }

    if (Gbl_ExceptionCount[ASL_ERROR] > ASL_MAX_ERROR_COUNT)

    {

        printf ("\nMaximum error count (%u) exceeded\n", ASL_MAX_ERROR_COUNT);

        Gbl_NextError = Gbl_ErrorLog;

        CmDoOutputFiles ();

        CmCleanupAndExit ();

        exit(1);

    }

}

 *

 * FUNCTION:    AslError

 *

 * PARAMETERS:  Level               - Seriousness (Warning/error, etc.)

 *              MessageId           - Index into global message buffer

 *              Op                  - Parse node where error happened

 *              ExtraMessage        - additional error message

 *

 * RETURN:      None

 *

 * DESCRIPTION: Main error reporting routine for the ASL compiler (all code

 *              except the parser.)

 *

 ******************************************************************************/

AslError (

    UINT8                   Level,

    UINT8                   MessageId,

    ACPI_PARSE_OBJECT       *Op,

    char                    *ExtraMessage)

{

    {

    case ASL_WARNING2:

    case ASL_WARNING3:

        if (Gbl_WarningLevel < Level)

        {

            return;

        }

        break;

        break;

    }

    {

        AslCommonError (Level, MessageId, Op->Asl.LineNumber,

                        Op->Asl.LogicalLineNumber,

                        Op->Asl.LogicalByteOffset,

                        Op->Asl.Column,

                        Op->Asl.Filename, ExtraMessage);

    }

    else

    {

        AslCommonError (Level, MessageId, 0,

                        0, 0, 0, NULL, ExtraMessage);

    }

}

 *

 * FUNCTION:    AslCoreSubsystemError

 *

 * PARAMETERS:  Op                  - Parse node where error happened

 *              Status              - The ACPI CA Exception

 *              ExtraMessage        - additional error message

 *              Abort               - TRUE -> Abort compilation

 *

 * RETURN:      None

 *

 * DESCRIPTION: Error reporting routine for exceptions returned by the ACPI

 *              CA core subsystem.

 *

 ******************************************************************************/

AslCoreSubsystemError (

    ACPI_PARSE_OBJECT       *Op,

    ACPI_STATUS             Status,

    char                    *ExtraMessage,

    BOOLEAN                 Abort)

{

    {

        AslCommonError (ASL_ERROR, ASL_MSG_CORE_EXCEPTION, Op->Asl.LineNumber,

                        Op->Asl.LogicalLineNumber,

                        Op->Asl.LogicalByteOffset,

                        Op->Asl.Column,

                        Op->Asl.Filename, MsgBuffer);

    }

    else

    {

        AslCommonError (ASL_ERROR, ASL_MSG_CORE_EXCEPTION, 0,

                        0, 0, 0, NULL, MsgBuffer);

    }

    {

        AslAbort ();

    }

}

 *

 * FUNCTION:    AslCompilererror

 *

 * PARAMETERS:  CompilerMessage         - Error message from the parser

 *

 * RETURN:      Status (0 for now)

 *

 * DESCRIPTION: Report an error situation discovered in a production

 *              NOTE: don't change the name of this function, it is called

 *              from the auto-generated parser.

 *

 ******************************************************************************/

AslCompilererror (

    const char              *CompilerMessage)

{

        Gbl_LogicalLineNumber, Gbl_CurrentLineOffset,

        Gbl_CurrentColumn, Gbl_Files[ASL_FILE_INPUT].Filename,

        ACPI_CAST_PTR (char, CompilerMessage));

}