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 *

 * Module Name: asconvrt - Source conversion code

 *

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

 *

 * 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.

 *

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

AsCheckAndSkipLiterals (

    char                    *Buffer,

    UINT32                  *TotalLines);

AsCountLines (

    char                    *Buffer,

    char                    *Filename);

 *

 * FUNCTION:    AsMatchExactWord

 *

 * DESCRIPTION: Check previous and next characters for whitespace

 *

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

AsMatchExactWord (

    char                    *Word,

    UINT32                  WordLength)

{

    char                    NextChar;

    char                    PrevChar;

    PrevChar = * (Word -1);

        (NextChar == '_')  ||

        isalnum ((int) PrevChar) ||

        (PrevChar == '_'))

    {

        return (FALSE);

    }

}

 *

 * FUNCTION:    AsPrint

 *

 * DESCRIPTION: Common formatted print

 *

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

AsPrint (

    char                    *Message,

    UINT32                  Count,

    char                    *Filename)

{

    {

        return;

    }

}

 *

 * FUNCTION:    AsCheckAndSkipLiterals

 *

 * DESCRIPTION: Generic routine to skip comments and quoted string literals.

 *              Keeps a line count.

 *

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

AsCheckAndSkipLiterals (

    char                    *Buffer,

    UINT32                  *TotalLines)

{

    UINT32                  NewLines = 0;

    char                    *SubBuffer = Buffer;

    char                    *LiteralEnd;

        (SubBuffer[1] == '*'))

    {

        LiteralEnd = strstr (SubBuffer, "*/");

        SubBuffer += 2;     /* Get past comment opening */

        {

            return SubBuffer;

        }

        {

            if (*SubBuffer == '\n')

            {

                NewLines++;

            }

        }

    }

    {

        SubBuffer++;

        LiteralEnd = AsSkipPastChar (SubBuffer, '\"');

        if (!LiteralEnd)

        {

            return SubBuffer;

        }

    }

    {

        (*TotalLines) += NewLines;

    }

    return SubBuffer;

}

 *

 * FUNCTION:    AsAsCheckForBraces

 *

 * DESCRIPTION: Check for an open brace after each if statement

 *

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

AsCheckForBraces (

    char                    *Buffer,

    char                    *Filename)

{

    char                    *SubBuffer = Buffer;

    char                    *NextBrace;

    char                    *NextSemicolon;

    char                    *NextIf;

    UINT32                  TotalLines = 1;

    {

        {

            TotalLines++;

        }

        else if (!(strncmp (" if", SubBuffer, 3)))

        {

            SubBuffer += 2;

            NextBrace = strstr (SubBuffer, "{");

            NextSemicolon = strstr (SubBuffer, ";");

            NextIf = strstr (SubBuffer, " if");

               (NextSemicolon && (NextBrace > NextSemicolon)) ||

               (NextIf && (NextBrace > NextIf)))

            {

                Gbl_MissingBraces++;

                {

                    printf ("Missing braces for , line %u: %s\n", TotalLines, Filename);

                }

            }

        }

        else if (!(strncmp (" else if", SubBuffer, 8)))

        {

            SubBuffer += 7;

            NextBrace = strstr (SubBuffer, "{");

            NextSemicolon = strstr (SubBuffer, ";");

            NextIf = strstr (SubBuffer, " if");

               (NextSemicolon && (NextBrace > NextSemicolon)) ||

               (NextIf && (NextBrace > NextIf)))

            {

                Gbl_MissingBraces++;

                {

                    printf ("Missing braces for , line %u: %s\n", TotalLines, Filename);

                }

            }

        }

        else if (!(strncmp (" else", SubBuffer, 5)))

        {

            SubBuffer += 4;

            NextBrace = strstr (SubBuffer, "{");

            NextSemicolon = strstr (SubBuffer, ";");

            NextIf = strstr (SubBuffer, " if");

               (NextSemicolon && (NextBrace > NextSemicolon)) ||

               (NextIf && (NextBrace > NextIf)))

            {

                Gbl_MissingBraces++;

                {

                    printf ("Missing braces for , line %u: %s\n", TotalLines, Filename);

                }

            }

        }

    }

}

 *

 * FUNCTION:    AsTrimLines

 *

 * DESCRIPTION: Remove extra blanks from the end of source lines.  Does not

 *              check for tabs.

 *

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

AsTrimLines (

    char                    *Buffer,

    char                    *Filename)

{

    char                    *SubBuffer = Buffer;

    char                    *StartWhiteSpace = NULL;

    UINT32                  SpaceCount = 0;

    {

        while (*SubBuffer != '\n')

        {

            if (!*SubBuffer)

            {

                goto Exit;

            }

            {

                if (!StartWhiteSpace)

                {

                    StartWhiteSpace = SubBuffer;

                }

            }

            else

            {

                StartWhiteSpace = NULL;

            }

        }

        {

            SpaceCount += (SubBuffer - StartWhiteSpace);

            StartWhiteSpace = NULL;

        }

    }

    if (SpaceCount)

    {

        Gbl_MadeChanges = TRUE;

        AsPrint ("Extraneous spaces removed", SpaceCount, Filename);

    }

}

 *

 * FUNCTION:    AsTrimWhitespace

 *

 * DESCRIPTION: Remove "excess" blank lines - any more than 2 blank lines.

 *              this can happen during the translation when lines are removed.

 *

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

AsTrimWhitespace (

    char                    *Buffer)

{

    int                     ReplaceCount = 1;

    {

        ReplaceCount = AsReplaceString ("\n\n\n\n", "\n\n\n", REPLACE_SUBSTRINGS, Buffer);

    }

}

 *

 * FUNCTION:    AsReplaceHeader

 *

 * DESCRIPTION: Replace the default Intel legal header with a new header

 *

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

AsReplaceHeader (

    char                    *Buffer,

    char                    *NewHeader)

{

    char                    *SubBuffer;

    char                    *TokenEnd;

    if (!SubBuffer)

    {

        return;

    }

    TokenEnd = AsSkipPastChar (TokenEnd, '\n');

}

 *

 * FUNCTION:    AsReplaceString

 *

 * DESCRIPTION: Replace all instances of a target string with a replacement

 *              string.  Returns count of the strings replaced.

 *

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

AsReplaceString (

    char                    *Target,

    char                    *Replacement,

    UINT8                   Type,

    char                    *Buffer)

{

    char                    *SubString1;

    char                    *SubString2;

    char                    *SubBuffer;

    int                     TargetLength;

    int                     ReplacementLength;

    int                     ReplaceCount = 0;

    ReplacementLength = strlen (Replacement);

    SubString1 = Buffer;

    {

        /* Find the target string */

        if (!SubString1)

        {

            return ReplaceCount;

        }

         * Check for translation escape string -- means to ignore

         * blocks of code while replacing

         */

        SubString2 = strstr (SubBuffer, AS_START_IGNORE);

            (SubString2 < SubString1))

        {

            /* Find end of the escape block starting at "Substring2" */

            if (!SubString2)

            {

                /* Didn't find terminator */

            }

        }

        {

            if ((Type & REPLACE_MASK) == REPLACE_WHOLE_WORD)

            {

                if (!AsMatchExactWord (SubString1, TargetLength))

                {

                    SubBuffer = SubString1 + 1;

                    continue;

                }

            }

                (!Gbl_StructDefs))

            {

                SubBuffer = AsInsertData (SubBuffer, "        ", 8);

            }

        }

    }

}

 *

 * FUNCTION:    AsConvertToLineFeeds

 *

 * DESCRIPTION:

 *

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

AsConvertToLineFeeds (

    char                    *Buffer)

{

    char                    *SubString;

    char                    *SubBuffer;

    SubString = Buffer;

    {

        /* Find the target string */

        if (!SubString)

        {

            return;

        }

    }

    return;

}

 *

 * FUNCTION:    AsInsertCarriageReturns

 *

 * DESCRIPTION:

 *

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

AsInsertCarriageReturns (

    char                    *Buffer)

{

    char                    *SubString;

    char                    *SubBuffer;

    SubString = Buffer;

    {

        /* Find the target string */

        if (!SubString)

        {

            return;

        }

        SubBuffer += 1;

    }

    return;

}

 *

 * FUNCTION:    AsBracesOnSameLine

 *

 * DESCRIPTION: Move opening braces up to the same line as an if, for, else,

 *              or while statement (leave function opening brace on separate

 *              line).

 *

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

AsBracesOnSameLine (

    char                    *Buffer)

{

    UINT32                  Length;

    char                    *SubBuffer = Buffer;

    char                    *Beginning;

    char                    *StartOfThisLine;

    char                    *Next;

    BOOLEAN                 BlockBegin = TRUE;

    {

        /* Ignore comments */

            (SubBuffer[1] == '*'))

        {

            SubBuffer = strstr (SubBuffer, "*/");

            if (!SubBuffer)

            {

                return;

            }

            continue;

        }

        {

            SubBuffer++;

            SubBuffer = AsSkipPastChar (SubBuffer, '\"');

            if (!SubBuffer)

            {

                return;

            }

        }

        {

            /*

             * A newline followed by a closing brace closes a function

             * or struct or initializer block

             */

            BlockBegin = TRUE;

        }

         * Move every standalone brace up to the previous line

         * Check for digit will ignore initializer lists surrounded by braces.

         * This will work until we we need more complex detection.

         */

        if ((*SubBuffer == '{') && !isdigit ((int) SubBuffer[1]))

        {

            if (BlockBegin)

            {

                BlockBegin = FALSE;

            }

            else

            {

                /*

                 * Backup to previous non-whitespace

                 */

                Beginning = SubBuffer - 1;

                while ((*Beginning == ' ')   ||

                       (*Beginning == '\n'))

                {

                    Beginning--;

                }

                while (*StartOfThisLine != '\n')

                {

                    StartOfThisLine--;

                }

                 * Move the brace up to the previous line, UNLESS:

                 *

                 * 1) There is a conditional compile on the line (starts with '#')

                 * 2) Previous line ends with an '=' (Start of initializer block)

                 * 3) Previous line ends with a comma (part of an init list)

                 * 4) Previous line ends with a backslash (part of a macro)

                 */

                if ((StartOfThisLine[1] != '#') &&

                    (*Beginning != '\\') &&

                    (*Beginning != '/') &&

                    (*Beginning != '{') &&

                    (*Beginning != '=') &&

                    (*Beginning != ','))

                {

                    Beginning++;

                    SubBuffer++;

                    Length = strlen (SubBuffer);

                    AsReplaceData (Beginning, SubBuffer - Beginning, " {\n", 3);

#else

                    /* Find non-whitespace start of next line */

                    while ((*Next == ' ')   ||

                           (*Next == '\t'))

                    {

                        Next++;

                    }

                    while ((*StartOfThisLine == ' ')   ||

                           (*StartOfThisLine == '\t'))

                    {

                        StartOfThisLine++;

                    }

                     * Must be a single-line comment to need more whitespace

                     * Even then, we don't need more if the previous statement

                     * is an "else".

                     */

                    if ((Next[0] == '/')  &&

                        (Next[1] == '*')  &&

                        (Next[2] != '\n') &&

                         !strncmp (StartOfThisLine, "else while", 10) ||

                          strncmp (StartOfThisLine, "else", 4)))

                    {

                        AsReplaceData (Beginning, SubBuffer - Beginning, " {\n", 3);

                    }

                    else

                    {

                        AsReplaceData (Beginning, SubBuffer - Beginning, " {", 2);

                    }

#endif

                }

            }

        }

    }

}

 *

 * FUNCTION:    AsTabify4

 *

 * DESCRIPTION: Convert the text to tabbed text.  Alignment of text is

 *              preserved.

 *

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

AsTabify4 (

    char                    *Buffer)

{

    char                    *SubBuffer = Buffer;

    char                    *NewSubBuffer;

    UINT32                  SpaceCount = 0;

    UINT32                  Column = 0;

    {

        if (*SubBuffer == '\n')

        {

            Column = 0;

        }

        else

        {

            Column++;

        }

            (SubBuffer[1] == '*'))

        {

            SubBuffer = strstr (SubBuffer, "*/");

            if (!SubBuffer)

            {

                return;

            }

            continue;

        }

        {

            SubBuffer++;

            SubBuffer = AsSkipPastChar (SubBuffer, '\"');

            if (!SubBuffer)

            {

                return;

            }

            SpaceCount = 0;

        }

        {

            SpaceCount++;

            {

                SpaceCount = 0;

                *NewSubBuffer = '\t';

                NewSubBuffer++;

            }

            {

                SpaceCount = 0;

            }

        }

        else

        {

            SpaceCount = 0;

        }

    }

}

 *

 * FUNCTION:    AsTabify8

 *

 * DESCRIPTION: Convert the text to tabbed text.  Alignment of text is

 *              preserved.

 *

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

AsTabify8 (

    char                    *Buffer)

{

    char                    *SubBuffer = Buffer;

    char                    *NewSubBuffer;

    char                    *CommentEnd = NULL;

    UINT32                  SpaceCount = 0;

    UINT32                  Column = 0;

    UINT32                  TabCount = 0;

    UINT32                  LastLineTabCount = 0;

    UINT32                  LastLineColumnStart = 0;

    UINT32                  ThisColumnStart = 0;

    UINT32                  ThisTabCount =  0;

    char                    *FirstNonBlank = NULL;

    {

        if (*SubBuffer == '\n')

        {

            /* This is a standalone blank line */

            Column = 0;

            SpaceCount = 0;

            TabCount = 0;

            SubBuffer++;

            continue;

        }

        {

            /* Find the first non-blank character on this line */

            while (*FirstNonBlank == ' ')

            {

                FirstNonBlank++;

            }

             * This mechanism limits the difference in tab counts from

             * line to line.  It helps avoid the situation where a second

             * continuation line (which was indented correctly for tabs=4) would

             * get indented off the screen if we just blindly converted to tabs.

             */

            ThisColumnStart = FirstNonBlank - SubBuffer;

            {

                ThisTabCount = 0;

            }

            else if (ThisColumnStart == LastLineColumnStart)

            {

                ThisTabCount = LastLineTabCount -1;

            }

            else

            {

                ThisTabCount = LastLineTabCount + 1;

            }

        }

            (SubBuffer[1] == '/'))

        {

            SpaceCount = 0;

            SubBuffer += 2;

            {

                if (TabCount > 0)

                {

                    LastLineTabCount = TabCount;

                    TabCount = 0;

                }

                FirstNonBlank = NULL;

                LastLineColumnStart = ThisColumnStart;

                SubBuffer++;

            }

        }

            (SubBuffer[1] == '*'))

        {

            /* Find the end of the comment, it must exist */

            if (!CommentEnd)

            {

                return;

            }

                   (*SubBuffer != '\n'))

            {

                SubBuffer++;

            }

            {

                if (TabCount > 0)

                {

                    LastLineTabCount = TabCount;

                    TabCount = 0;

                }

                FirstNonBlank = NULL;

                LastLineColumnStart = ThisColumnStart;

            }

            continue;

        }

        {

            SubBuffer++;

            SubBuffer = AsSkipPastChar (SubBuffer, '\"');

            if (!SubBuffer)

            {

                return;

            }

            SpaceCount = 0;

        }

        {

            /* Not a space, skip to end of line */

            if (!SubBuffer)

            {

                return;

            }

            if (TabCount > 0)

            {

                LastLineTabCount = TabCount;

                TabCount = 0;

            }

            LastLineColumnStart = ThisColumnStart;

            Column = 0;

            SpaceCount = 0;

        }

        else

        {

            /* Another space */

            {

                /* Replace this group of spaces with a tab character */

                {

                    *NewSubBuffer = '\t';

                    NewSubBuffer++;

                    SubBuffer++;

                    TabCount++;

                }

                continue;

            }

        }

    }

}

 *

 * FUNCTION:    AsCountLines

 *

 * DESCRIPTION: Count the number of lines in the input buffer.  Also count

 *              the number of long lines (lines longer than 80 chars).

 *

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

AsCountLines (

    char                    *Buffer,

    char                    *Filename)

{

    char                    *SubBuffer = Buffer;

    char                    *EndOfLine;

    UINT32                  LineCount = 0;

    UINT32                  LongLineCount = 0;

    {

        EndOfLine = AsSkipUntilChar (SubBuffer, '\n');

        if (!EndOfLine)

        {

            Gbl_TotalLines += LineCount;

            return LineCount;

        }

        {

            LongLineCount++;

            VERBOSE_PRINT (("long: %.80s\n", SubBuffer));

        }

        SubBuffer = EndOfLine + 1;

    }

    {

        VERBOSE_PRINT (("%u Lines longer than 80 found in %s\n", LongLineCount, Filename));