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 *

 * Module Name: aslfiles - file I/O suppoert

 *

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

 *

 * 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 "acapps.h"

        ACPI_MODULE_NAME    ("aslfiles")

FlOpenIncludeWithPrefix (

    char                    *PrefixDir,

    char                    *Filename);

ACPI_STATUS

FlParseInputPathname (

    char                    *InputFilename);

#endif

 *

 * FUNCTION:    AslAbort

 *

 * PARAMETERS:  None

 *

 * RETURN:      None

 *

 * DESCRIPTION: Dump the error log and abort the compiler.  Used for serious

 *              I/O errors

 *

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

AslAbort (

    void)

{

    if (Gbl_DebugFlag)

    {

        /* Print error summary to the debug file */

    }

}

 *

 * FUNCTION:    FlFileError

 *

 * PARAMETERS:  FileId              - Index into file info array

 *              ErrorId             - Index into error message array

 *

 * RETURN:      None

 *

 * DESCRIPTION: Decode errno to an error message and add the entire error

 *              to the error log.

 *

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

FlFileError (

    UINT32                  FileId,

    UINT8                   ErrorId)

{

        strerror (errno));

    AslCommonError (ASL_ERROR, ErrorId, 0, 0, 0, 0, NULL, MsgBuffer);

}

 *

 * FUNCTION:    FlOpenFile

 *

 * PARAMETERS:  FileId              - Index into file info array

 *              Filename            - file pathname to open

 *              Mode                - Open mode for fopen

 *

 * RETURN:      None

 *

 * DESCRIPTION: Open a file.

 *              NOTE: Aborts compiler on any error.

 *

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

FlOpenFile (

    UINT32                  FileId,

    char                    *Filename,

    char                    *Mode)

{

    FILE                    *File;

    Gbl_Files[FileId].Handle   = File;

    {

        FlFileError (FileId, ASL_MSG_OPEN);

        AslAbort ();

    }

}

 *

 * FUNCTION:    FlGetFileSize

 *

 * PARAMETERS:  FileId              - Index into file info array

 *

 * RETURN:      File Size

 *

 * DESCRIPTION: Get current file size. Uses seek-to-EOF. File must be open.

 *

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

FlGetFileSize (

    UINT32                  FileId)

{

    FILE                    *fp;

    UINT32                  FileSize;

    FileSize = (UINT32) ftell (fp);

    fseek (fp, 0, SEEK_SET);

}

 *

 * FUNCTION:    FlReadFile

 *

 * PARAMETERS:  FileId              - Index into file info array

 *              Buffer              - Where to place the data

 *              Length              - Amount to read

 *

 * RETURN:      Status.  AE_ERROR indicates EOF.

 *

 * DESCRIPTION: Read data from an open file.

 *              NOTE: Aborts compiler on any error.

 *

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

FlReadFile (

    UINT32                  FileId,

    void                    *Buffer,

    UINT32                  Length)

{

    UINT32                  Actual;

    if (Actual != Length)

    {

        if (feof (Gbl_Files[FileId].Handle))

        {

            /* End-of-file, just return error */

        }

        AslAbort ();

    }

}

 *

 * FUNCTION:    FlWriteFile

 *

 * PARAMETERS:  FileId              - Index into file info array

 *              Buffer              - Data to write

 *              Length              - Amount of data to write

 *

 * RETURN:      None

 *

 * DESCRIPTION: Write data to an open file.

 *              NOTE: Aborts compiler on any error.

 *

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

FlWriteFile (

    UINT32                  FileId,

    void                    *Buffer,

    UINT32                  Length)

{

    UINT32                  Actual;

    if (Actual != Length)

    {

        FlFileError (FileId, ASL_MSG_WRITE);

        AslAbort ();

    }

}

 *

 * FUNCTION:    FlPrintFile

 *

 * PARAMETERS:  FileId              - Index into file info array

 *              Format              - Printf format string

 *              ...                 - Printf arguments

 *

 * RETURN:      None

 *

 * DESCRIPTION: Formatted write to an open file.

 *              NOTE: Aborts compiler on any error.

 *

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

FlPrintFile (

    UINT32                  FileId,

    char                    *Format,

    ...)

{

    INT32                   Actual;

    va_list                 Args;

    va_end (Args);

    {

        FlFileError (FileId, ASL_MSG_WRITE);

        AslAbort ();

    }

}

 *

 * FUNCTION:    FlSeekFile

 *

 * PARAMETERS:  FileId              - Index into file info array

 *              Offset              - Absolute byte offset in file

 *

 * RETURN:      None

 *

 * DESCRIPTION: Seek to absolute offset

 *              NOTE: Aborts compiler on any error.

 *

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

FlSeekFile (

    UINT32                  FileId,

    long                    Offset)

{

    int                     Error;

    if (Error)

    {

        FlFileError (FileId, ASL_MSG_SEEK);

        AslAbort ();

    }

}

 *

 * FUNCTION:    FlCloseFile

 *

 * PARAMETERS:  FileId              - Index into file info array

 *

 * RETURN:      None

 *

 * DESCRIPTION: Close an open file.  Aborts compiler on error

 *

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

FlCloseFile (

    UINT32                  FileId)

{

    int                     Error;

    {

        return;

    }

    Gbl_Files[FileId].Handle = NULL;

    {

        FlFileError (FileId, ASL_MSG_CLOSE);

        AslAbort ();

    }

}

 *

 * FUNCTION:    FlSetLineNumber

 *

 * PARAMETERS:  Op        - Parse node for the LINE asl statement

 *

 * RETURN:      None.

 *

 * DESCRIPTION: Set the current line number

 *

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

FlSetLineNumber (

    ACPI_PARSE_OBJECT       *Op)

{

    Gbl_LogicalLineNumber = (UINT32) Op->Asl.Value.Integer;

}

 *

 * FUNCTION:    FlAddIncludeDirectory

 *

 * PARAMETERS:  Dir             - Directory pathname string

 *

 * RETURN:      None

 *

 * DESCRIPTION: Add a directory the list of include prefix directories.

 *

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

FlAddIncludeDirectory (

    char                    *Dir)

{

    ASL_INCLUDE_DIR         *NewDir;

    ASL_INCLUDE_DIR         *NextDir;

    ASL_INCLUDE_DIR         *PrevDir = NULL;

    UINT32                  NeedsSeparator = 0;

    size_t                  DirLength;

    if (!DirLength)

    {

        return;

    }

        (Dir[DirLength-1] != '\\'))

    {

        NeedsSeparator = 1;

    }

    NewDir->Dir = ACPI_ALLOCATE (DirLength + 1 + NeedsSeparator);

    strcpy (NewDir->Dir, Dir);

    if (NeedsSeparator)

    {

        strcat (NewDir->Dir, "/");

    }

     * Preserve command line ordering of -I options by adding new elements

     * at the end of the list

     */

    NextDir = Gbl_IncludeDirList;

    while (NextDir)

    {

        PrevDir = NextDir;

        NextDir = NextDir->Next;

    }

    {

        PrevDir->Next = NewDir;

    }

    else

    {

        Gbl_IncludeDirList = NewDir;

    }

}

 *

 * 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.

 *

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

FlOpenIncludeWithPrefix (

    char                    *PrefixDir,

    char                    *Filename)

{

    FILE                    *IncludeFile;

    char                    *Pathname;

    strcat (Pathname, Filename);

        Pathname);

    if (IncludeFile)

    {

        /* Push the include file on the open input file stack */

        return (IncludeFile);

    }

    return (NULL);

}

 *

 * FUNCTION:    FlOpenIncludeFile

 *

 * PARAMETERS:  Op        - Parse node for the INCLUDE ASL statement

 *

 * RETURN:      None.

 *

 * DESCRIPTION: Open an include file and push it on the input file stack.

 *

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

FlOpenIncludeFile (

    ACPI_PARSE_OBJECT       *Op)

{

    FILE                    *IncludeFile;

    ASL_INCLUDE_DIR         *NextDir;

    {

        AslCommonError (ASL_ERROR, ASL_MSG_INCLUDE_FILE_OPEN,

            Gbl_CurrentLineNumber, Gbl_LogicalLineNumber,

            Gbl_InputByteCount, Gbl_CurrentColumn,

            Gbl_Files[ASL_FILE_INPUT].Filename, " - Null parse node");

    }

     * Flush out the "include ()" statement on this line, start

     * the actual include file on the next line

     */

    ResetCurrentLineBuffer ();

    FlPrintFile (ASL_FILE_SOURCE_OUTPUT, "\n");

    Gbl_CurrentLineOffset++;

        (Op->Asl.Value.String[0] == '\\') ||

        (Op->Asl.Value.String[1] == ':'))

    {

        IncludeFile = FlOpenIncludeWithPrefix ("", Op->Asl.Value.String);

        if (!IncludeFile)

        {

            goto ErrorExit;

        }

        return;

    }

     * 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 = FlOpenIncludeWithPrefix (Gbl_DirectoryPath, Op->Asl.Value.String);

    if (IncludeFile)

    {

        return;

    }

     * Second, search for the file within the (possibly multiple) directories

     * specified by the -I option on the command line.

     */

    NextDir = Gbl_IncludeDirList;

    while (NextDir)

    {

        IncludeFile = FlOpenIncludeWithPrefix (NextDir->Dir, Op->Asl.Value.String);

        if (IncludeFile)

        {

            return;

        }

    }

    sprintf (MsgBuffer, "%s, %s", Op->Asl.Value.String, strerror (errno));

    AslError (ASL_ERROR, ASL_MSG_INCLUDE_FILE_OPEN, Op, MsgBuffer);

}

 *

 * FUNCTION:    FlOpenInputFile

 *

 * PARAMETERS:  InputFilename       - The user-specified ASL source file to be

 *                                    compiled

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Open the specified input file, and save the directory path to

 *              the file so that include files can be opened in

 *              the same directory.

 *

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

FlOpenInputFile (

    char                    *InputFilename)

{

    AslCompilerin = Gbl_Files[ASL_FILE_INPUT].Handle;

}

 *

 * FUNCTION:    FlOpenAmlOutputFile

 *

 * PARAMETERS:  FilenamePrefix       - The user-specified ASL source file

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Create the output filename (*.AML) and open the file.  The file

 *              is created in the same directory as the parent input file.

 *

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

FlOpenAmlOutputFile (

    char                    *FilenamePrefix)

{

    char                    *Filename;

    if (!Filename)

    {

        /* Create the output AML filename */

        if (!Filename)

        {

            AslCommonError (ASL_ERROR, ASL_MSG_OUTPUT_FILENAME,

                0, 0, 0, 0, NULL, NULL);

            return (AE_ERROR);

        }

    }

    return (AE_OK);

}

 *

 * FUNCTION:    FlOpenMiscOutputFiles

 *

 * PARAMETERS:  FilenamePrefix       - The user-specified ASL source file

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Create and open the various output files needed, depending on

 *              the command line options

 *

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

FlOpenMiscOutputFiles (

    char                    *FilenamePrefix)

{

    char                    *Filename;

    {

        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_HEX_DUMP);

        if (!Filename)

        {

            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,

                0, 0, 0, 0, NULL, NULL);

            return (AE_ERROR);

        }

        AslCompilerFileHeader (ASL_FILE_HEX_OUTPUT);

    }

    {

        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_DEBUG);

        if (!Filename)

        {

            AslCommonError (ASL_ERROR, ASL_MSG_DEBUG_FILENAME,

                0, 0, 0, 0, NULL, NULL);

            return (AE_ERROR);

        }

        Gbl_Files[ASL_FILE_DEBUG_OUTPUT].Handle =

            freopen (Filename, "w+t", stderr);

        AslCompilerFileHeader (ASL_FILE_DEBUG_OUTPUT);

    }

    {

        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_LISTING);

        if (!Filename)

        {

            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,

                0, 0, 0, 0, NULL, NULL);

            return (AE_ERROR);

        }

        AslCompilerFileHeader (ASL_FILE_LISTING_OUTPUT);

    }

    {

        return (AE_OK);

    }

    if (!Filename)

    {

        AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,

            0, 0, 0, 0, NULL, NULL);

        return (AE_ERROR);

    }

     * Open the source output file, binary mode (so that LF does not get

     * expanded to CR/LF on some systems, messing up our seek

     * calculations.)

     */

    FlOpenFile (ASL_FILE_SOURCE_OUTPUT, Filename, "w+b");

    {

        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_ASM_SOURCE);

        if (!Filename)

        {

            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,

                0, 0, 0, 0, NULL, NULL);

            return (AE_ERROR);

        }

        AslCompilerFileHeader (ASL_FILE_ASM_SOURCE_OUTPUT);

    }

    {

        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_C_SOURCE);

        if (!Filename)

        {

            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,

                0, 0, 0, 0, NULL, NULL);

            return (AE_ERROR);

        }

        AslCompilerSignon (ASL_FILE_C_SOURCE_OUTPUT);

        AslCompilerFileHeader (ASL_FILE_C_SOURCE_OUTPUT);

    }

    {

        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_ASM_INCLUDE);

        if (!Filename)

        {

            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,

                0, 0, 0, 0, NULL, NULL);

            return (AE_ERROR);

        }

        AslCompilerFileHeader (ASL_FILE_ASM_INCLUDE_OUTPUT);

    }

    {

        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_C_INCLUDE);

        if (!Filename)

        {

            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,

                0, 0, 0, 0, NULL, NULL);

            return (AE_ERROR);

        }

        AslCompilerSignon (ASL_FILE_C_INCLUDE_OUTPUT);

        AslCompilerFileHeader (ASL_FILE_C_INCLUDE_OUTPUT);

    }

    {

        Filename = FlGenerateFilename (FilenamePrefix, FILE_SUFFIX_NAMESPACE);

        if (!Filename)

        {

            AslCommonError (ASL_ERROR, ASL_MSG_LISTING_FILENAME,

                0, 0, 0, 0, NULL, NULL);

            return (AE_ERROR);

        }

        AslCompilerFileHeader (ASL_FILE_NAMESPACE_OUTPUT);

    }

}

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

 *

 * FUNCTION:    FlParseInputPathname

 *

 * PARAMETERS:  InputFilename       - The user-specified ASL source file to be

 *                                    compiled

 *

 * RETURN:      Status

 *

 * DESCRIPTION: Split the input path into a directory and filename part

 *              1) Directory part used to open include files

 *              2) Filename part used to generate output filenames

 *

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

FlParseInputPathname (

    char                    *InputFilename)

{

    char                    *Substring;

    {

        return (AE_OK);

    }

    if (!Gbl_DirectoryPath)

    {

        return (AE_NO_MEMORY);

    }

    if (!Substring)

    {

        Substring = strrchr (Gbl_DirectoryPath, '/');

        if (!Substring)

        {

            Substring = strrchr (Gbl_DirectoryPath, ':');

        }

    }

    {

        Gbl_DirectoryPath[0] = 0;

        if (Gbl_UseDefaultAmlFilename)

        {

            Gbl_OutputFilenamePrefix = strdup (InputFilename);

        }

    }

    else

    {

        if (Gbl_UseDefaultAmlFilename)

        {

            Gbl_OutputFilenamePrefix = strdup (Substring + 1);

        }

        *(Substring+1) = 0;

    }

}

#endif