Home | History | Annotate | Line # | Download | only in compiler
dtio.c revision 1.1.1.2
      1      1.1  jruoho /******************************************************************************
      2      1.1  jruoho  *
      3      1.1  jruoho  * Module Name: dtio.c - File I/O support for data table compiler
      4      1.1  jruoho  *
      5      1.1  jruoho  *****************************************************************************/
      6      1.1  jruoho 
      7  1.1.1.2  jruoho /*
      8  1.1.1.2  jruoho  * Copyright (C) 2000 - 2011, Intel Corp.
      9      1.1  jruoho  * All rights reserved.
     10      1.1  jruoho  *
     11  1.1.1.2  jruoho  * Redistribution and use in source and binary forms, with or without
     12  1.1.1.2  jruoho  * modification, are permitted provided that the following conditions
     13  1.1.1.2  jruoho  * are met:
     14  1.1.1.2  jruoho  * 1. Redistributions of source code must retain the above copyright
     15  1.1.1.2  jruoho  *    notice, this list of conditions, and the following disclaimer,
     16  1.1.1.2  jruoho  *    without modification.
     17  1.1.1.2  jruoho  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
     18  1.1.1.2  jruoho  *    substantially similar to the "NO WARRANTY" disclaimer below
     19  1.1.1.2  jruoho  *    ("Disclaimer") and any redistribution must be conditioned upon
     20  1.1.1.2  jruoho  *    including a substantially similar Disclaimer requirement for further
     21  1.1.1.2  jruoho  *    binary redistribution.
     22  1.1.1.2  jruoho  * 3. Neither the names of the above-listed copyright holders nor the names
     23  1.1.1.2  jruoho  *    of any contributors may be used to endorse or promote products derived
     24  1.1.1.2  jruoho  *    from this software without specific prior written permission.
     25  1.1.1.2  jruoho  *
     26  1.1.1.2  jruoho  * Alternatively, this software may be distributed under the terms of the
     27  1.1.1.2  jruoho  * GNU General Public License ("GPL") version 2 as published by the Free
     28  1.1.1.2  jruoho  * Software Foundation.
     29  1.1.1.2  jruoho  *
     30  1.1.1.2  jruoho  * NO WARRANTY
     31  1.1.1.2  jruoho  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     32  1.1.1.2  jruoho  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     33  1.1.1.2  jruoho  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
     34  1.1.1.2  jruoho  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     35  1.1.1.2  jruoho  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     36  1.1.1.2  jruoho  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     37  1.1.1.2  jruoho  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     38  1.1.1.2  jruoho  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     39  1.1.1.2  jruoho  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
     40  1.1.1.2  jruoho  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     41  1.1.1.2  jruoho  * POSSIBILITY OF SUCH DAMAGES.
     42  1.1.1.2  jruoho  */
     43      1.1  jruoho 
     44      1.1  jruoho #define __DTIO_C__
     45      1.1  jruoho 
     46      1.1  jruoho #include "aslcompiler.h"
     47      1.1  jruoho #include "dtcompiler.h"
     48      1.1  jruoho 
     49      1.1  jruoho #define _COMPONENT          DT_COMPILER
     50      1.1  jruoho         ACPI_MODULE_NAME    ("dtio")
     51      1.1  jruoho 
     52      1.1  jruoho 
     53  1.1.1.2  jruoho /* Local prototypes */
     54      1.1  jruoho 
     55  1.1.1.2  jruoho static char *
     56  1.1.1.2  jruoho DtTrim (
     57  1.1.1.2  jruoho     char                    *String);
     58      1.1  jruoho 
     59  1.1.1.2  jruoho static void
     60  1.1.1.2  jruoho DtLinkField (
     61  1.1.1.2  jruoho     DT_FIELD                *Field);
     62      1.1  jruoho 
     63  1.1.1.2  jruoho static ACPI_STATUS
     64  1.1.1.2  jruoho DtParseLine (
     65  1.1.1.2  jruoho     char                    *LineBuffer,
     66  1.1.1.2  jruoho     UINT32                  Line,
     67  1.1.1.2  jruoho     UINT32                  Offset);
     68      1.1  jruoho 
     69  1.1.1.2  jruoho UINT32
     70  1.1.1.2  jruoho DtGetNextLine (
     71  1.1.1.2  jruoho     FILE                    *Handle);
     72  1.1.1.2  jruoho 
     73  1.1.1.2  jruoho static void
     74  1.1.1.2  jruoho DtWriteBinary (
     75  1.1.1.2  jruoho     DT_SUBTABLE             *Subtable,
     76  1.1.1.2  jruoho     void                    *Context,
     77  1.1.1.2  jruoho     void                    *ReturnValue);
     78  1.1.1.2  jruoho 
     79  1.1.1.2  jruoho static void
     80  1.1.1.2  jruoho DtDumpBuffer (
     81  1.1.1.2  jruoho     UINT32                  FileId,
     82  1.1.1.2  jruoho     UINT8                   *Buffer,
     83  1.1.1.2  jruoho     UINT32                  Offset,
     84  1.1.1.2  jruoho     UINT32                  Length);
     85  1.1.1.2  jruoho 
     86  1.1.1.2  jruoho 
     87  1.1.1.2  jruoho /* States for DtGetNextLine */
     88  1.1.1.2  jruoho 
     89  1.1.1.2  jruoho #define DT_NORMAL_TEXT              0
     90  1.1.1.2  jruoho #define DT_START_QUOTED_STRING      1
     91  1.1.1.2  jruoho #define DT_START_COMMENT            2
     92  1.1.1.2  jruoho #define DT_SLASH_ASTERISK_COMMENT   3
     93  1.1.1.2  jruoho #define DT_SLASH_SLASH_COMMENT      4
     94  1.1.1.2  jruoho #define DT_END_COMMENT              5
     95  1.1.1.2  jruoho 
     96  1.1.1.2  jruoho static UINT32  Gbl_NextLineOffset;
     97      1.1  jruoho 
     98      1.1  jruoho 
     99      1.1  jruoho /******************************************************************************
    100      1.1  jruoho  *
    101      1.1  jruoho  * FUNCTION:    DtTrim
    102      1.1  jruoho  *
    103      1.1  jruoho  * PARAMETERS:  String              - Current source code line to trim
    104      1.1  jruoho  *
    105      1.1  jruoho  * RETURN:      Trimmed line. Must be freed by caller.
    106      1.1  jruoho  *
    107      1.1  jruoho  * DESCRIPTION: Trim left and right spaces
    108      1.1  jruoho  *
    109      1.1  jruoho  *****************************************************************************/
    110      1.1  jruoho 
    111      1.1  jruoho static char *
    112      1.1  jruoho DtTrim (
    113      1.1  jruoho     char                    *String)
    114      1.1  jruoho {
    115      1.1  jruoho     char                    *Start;
    116      1.1  jruoho     char                    *End;
    117      1.1  jruoho     char                    *ReturnString;
    118      1.1  jruoho     ACPI_SIZE               Length;
    119      1.1  jruoho 
    120      1.1  jruoho 
    121      1.1  jruoho     /* Skip lines that start with a space */
    122      1.1  jruoho 
    123      1.1  jruoho     if (!ACPI_STRCMP (String, " "))
    124      1.1  jruoho     {
    125      1.1  jruoho         ReturnString = UtLocalCalloc (1);
    126      1.1  jruoho         return (ReturnString);
    127      1.1  jruoho     }
    128      1.1  jruoho 
    129      1.1  jruoho     /* Setup pointers to start and end of input string */
    130      1.1  jruoho 
    131      1.1  jruoho     Start = String;
    132      1.1  jruoho     End = String + ACPI_STRLEN (String) - 1;
    133      1.1  jruoho 
    134      1.1  jruoho     /* Find first non-whitespace character */
    135      1.1  jruoho 
    136      1.1  jruoho     while ((Start <= End) && ((*Start == ' ') || (*Start == '\t')))
    137      1.1  jruoho     {
    138      1.1  jruoho         Start++;
    139      1.1  jruoho     }
    140      1.1  jruoho 
    141      1.1  jruoho     /* Find last non-space character */
    142      1.1  jruoho 
    143      1.1  jruoho     while (End >= Start)
    144      1.1  jruoho     {
    145      1.1  jruoho         if (*End == '\r' || *End == '\n')
    146      1.1  jruoho         {
    147      1.1  jruoho             End--;
    148      1.1  jruoho             continue;
    149      1.1  jruoho         }
    150      1.1  jruoho 
    151      1.1  jruoho         if (*End != ' ')
    152      1.1  jruoho         {
    153      1.1  jruoho             break;
    154      1.1  jruoho         }
    155      1.1  jruoho 
    156      1.1  jruoho         End--;
    157      1.1  jruoho     }
    158      1.1  jruoho 
    159      1.1  jruoho     /* Remove any quotes around the string */
    160      1.1  jruoho 
    161      1.1  jruoho     if (*Start == '\"')
    162      1.1  jruoho     {
    163      1.1  jruoho         Start++;
    164      1.1  jruoho     }
    165      1.1  jruoho     if (*End == '\"')
    166      1.1  jruoho     {
    167      1.1  jruoho         End--;
    168      1.1  jruoho     }
    169      1.1  jruoho 
    170      1.1  jruoho     /* Create the trimmed return string */
    171      1.1  jruoho 
    172      1.1  jruoho     Length = ACPI_PTR_DIFF (End, Start) + 1;
    173      1.1  jruoho     ReturnString = UtLocalCalloc (Length + 1);
    174      1.1  jruoho     if (ACPI_STRLEN (Start))
    175      1.1  jruoho     {
    176      1.1  jruoho         ACPI_STRNCPY (ReturnString, Start, Length);
    177      1.1  jruoho     }
    178      1.1  jruoho 
    179      1.1  jruoho     ReturnString[Length] = 0;
    180      1.1  jruoho     return (ReturnString);
    181      1.1  jruoho }
    182      1.1  jruoho 
    183      1.1  jruoho 
    184      1.1  jruoho /******************************************************************************
    185      1.1  jruoho  *
    186      1.1  jruoho  * FUNCTION:    DtLinkField
    187      1.1  jruoho  *
    188      1.1  jruoho  * PARAMETERS:  Field               - New field object to link
    189      1.1  jruoho  *
    190      1.1  jruoho  * RETURN:      None
    191      1.1  jruoho  *
    192      1.1  jruoho  * DESCRIPTION: Link one field name and value to the list
    193      1.1  jruoho  *
    194      1.1  jruoho  *****************************************************************************/
    195      1.1  jruoho 
    196      1.1  jruoho static void
    197      1.1  jruoho DtLinkField (
    198      1.1  jruoho     DT_FIELD                *Field)
    199      1.1  jruoho {
    200      1.1  jruoho     DT_FIELD                *Prev;
    201      1.1  jruoho     DT_FIELD                *Next;
    202      1.1  jruoho 
    203      1.1  jruoho 
    204      1.1  jruoho     Prev = Next = Gbl_FieldList;
    205      1.1  jruoho 
    206      1.1  jruoho     while (Next)
    207      1.1  jruoho     {
    208      1.1  jruoho         Prev = Next;
    209      1.1  jruoho         Next = Next->Next;
    210      1.1  jruoho     }
    211      1.1  jruoho 
    212      1.1  jruoho     if (Prev)
    213      1.1  jruoho     {
    214      1.1  jruoho         Prev->Next = Field;
    215      1.1  jruoho     }
    216      1.1  jruoho     else
    217      1.1  jruoho     {
    218      1.1  jruoho         Gbl_FieldList = Field;
    219      1.1  jruoho     }
    220      1.1  jruoho }
    221      1.1  jruoho 
    222      1.1  jruoho 
    223      1.1  jruoho /******************************************************************************
    224      1.1  jruoho  *
    225      1.1  jruoho  * FUNCTION:    DtParseLine
    226      1.1  jruoho  *
    227      1.1  jruoho  * PARAMETERS:  LineBuffer          - Current source code line
    228      1.1  jruoho  *              Line                - Current line number in the source
    229      1.1  jruoho  *              Offset              - Current byte offset of the line
    230      1.1  jruoho  *
    231  1.1.1.2  jruoho  * RETURN:      Status
    232      1.1  jruoho  *
    233      1.1  jruoho  * DESCRIPTION: Parse one source line
    234      1.1  jruoho  *
    235      1.1  jruoho  *****************************************************************************/
    236      1.1  jruoho 
    237  1.1.1.2  jruoho static ACPI_STATUS
    238      1.1  jruoho DtParseLine (
    239      1.1  jruoho     char                    *LineBuffer,
    240      1.1  jruoho     UINT32                  Line,
    241      1.1  jruoho     UINT32                  Offset)
    242      1.1  jruoho {
    243      1.1  jruoho     char                    *Start;
    244      1.1  jruoho     char                    *End;
    245      1.1  jruoho     char                    *TmpName;
    246      1.1  jruoho     char                    *TmpValue;
    247      1.1  jruoho     char                    *Name;
    248      1.1  jruoho     char                    *Value;
    249      1.1  jruoho     char                    *Colon;
    250      1.1  jruoho     UINT32                  Length;
    251      1.1  jruoho     DT_FIELD                *Field;
    252      1.1  jruoho     UINT32                  Column;
    253      1.1  jruoho     UINT32                  NameColumn;
    254      1.1  jruoho 
    255      1.1  jruoho 
    256  1.1.1.2  jruoho     if (!LineBuffer)
    257      1.1  jruoho     {
    258  1.1.1.2  jruoho         return (AE_OK);
    259  1.1.1.2  jruoho     }
    260  1.1.1.2  jruoho 
    261  1.1.1.2  jruoho     /* All lines after "Raw Table Data" are ingored */
    262  1.1.1.2  jruoho 
    263  1.1.1.2  jruoho     if (strstr (LineBuffer, ACPI_RAW_TABLE_DATA_HEADER))
    264  1.1.1.2  jruoho     {
    265  1.1.1.2  jruoho         return (AE_NOT_FOUND);
    266      1.1  jruoho     }
    267      1.1  jruoho 
    268      1.1  jruoho     Colon = strchr (LineBuffer, ':');
    269  1.1.1.2  jruoho     if (!Colon)
    270      1.1  jruoho     {
    271  1.1.1.2  jruoho         return (AE_OK);
    272      1.1  jruoho     }
    273      1.1  jruoho 
    274      1.1  jruoho     Start = LineBuffer;
    275      1.1  jruoho     End = Colon;
    276      1.1  jruoho 
    277      1.1  jruoho     while (Start < Colon)
    278      1.1  jruoho     {
    279      1.1  jruoho         if (*Start == ' ')
    280      1.1  jruoho         {
    281      1.1  jruoho             Start++;
    282      1.1  jruoho             continue;
    283      1.1  jruoho         }
    284      1.1  jruoho 
    285      1.1  jruoho         /* Found left bracket, go to the right bracket */
    286      1.1  jruoho 
    287      1.1  jruoho         if (*Start == '[')
    288      1.1  jruoho         {
    289      1.1  jruoho             while (Start < Colon && *Start != ']')
    290      1.1  jruoho             {
    291      1.1  jruoho                 Start++;
    292      1.1  jruoho             }
    293      1.1  jruoho 
    294      1.1  jruoho             if (Start == Colon)
    295      1.1  jruoho             {
    296      1.1  jruoho                 break;
    297      1.1  jruoho             }
    298      1.1  jruoho 
    299      1.1  jruoho             Start++;
    300      1.1  jruoho             continue;
    301      1.1  jruoho         }
    302      1.1  jruoho 
    303      1.1  jruoho         break;
    304      1.1  jruoho     }
    305      1.1  jruoho 
    306      1.1  jruoho     /*
    307      1.1  jruoho      * There are two column values. One for the field name,
    308      1.1  jruoho      * and one for the field value.
    309      1.1  jruoho      */
    310      1.1  jruoho     Column = ACPI_PTR_DIFF (Colon, LineBuffer) + 3;
    311      1.1  jruoho     NameColumn = ACPI_PTR_DIFF (Start, LineBuffer) + 1;
    312      1.1  jruoho 
    313      1.1  jruoho     Length = ACPI_PTR_DIFF (End, Start);
    314      1.1  jruoho 
    315      1.1  jruoho     TmpName = UtLocalCalloc (Length + 1);
    316      1.1  jruoho     ACPI_STRNCPY (TmpName, Start, Length);
    317      1.1  jruoho     Name = DtTrim (TmpName);
    318      1.1  jruoho     ACPI_FREE (TmpName);
    319      1.1  jruoho 
    320      1.1  jruoho     Start = End = (Colon + 1);
    321      1.1  jruoho 
    322      1.1  jruoho     while (*End)
    323      1.1  jruoho     {
    324      1.1  jruoho         /* Found left quotation, go to the right quotation and break */
    325      1.1  jruoho 
    326      1.1  jruoho         if (*End == '"')
    327      1.1  jruoho         {
    328      1.1  jruoho             End++;
    329  1.1.1.2  jruoho             while (*End && (*End != '"'))
    330      1.1  jruoho             {
    331      1.1  jruoho                 End++;
    332      1.1  jruoho             }
    333      1.1  jruoho 
    334      1.1  jruoho             End++;
    335      1.1  jruoho             break;
    336      1.1  jruoho         }
    337      1.1  jruoho 
    338  1.1.1.2  jruoho         /*
    339  1.1.1.2  jruoho          * Special "comment" fields at line end, ignore them.
    340  1.1.1.2  jruoho          * Note: normal slash-slash and slash-asterisk comments are
    341  1.1.1.2  jruoho          * stripped already by the DtGetNextLine parser.
    342  1.1.1.2  jruoho          *
    343  1.1.1.2  jruoho          * TBD: Perhaps DtGetNextLine should parse the following type
    344  1.1.1.2  jruoho          * of comments also.
    345  1.1.1.2  jruoho          */
    346      1.1  jruoho         if (*End == '(' ||
    347  1.1.1.2  jruoho             *End == '<')
    348      1.1  jruoho         {
    349      1.1  jruoho             break;
    350      1.1  jruoho         }
    351      1.1  jruoho 
    352      1.1  jruoho         End++;
    353      1.1  jruoho     }
    354      1.1  jruoho 
    355      1.1  jruoho     Length = ACPI_PTR_DIFF (End, Start);
    356      1.1  jruoho     TmpValue = UtLocalCalloc (Length + 1);
    357      1.1  jruoho     ACPI_STRNCPY (TmpValue, Start, Length);
    358      1.1  jruoho     Value = DtTrim (TmpValue);
    359      1.1  jruoho     ACPI_FREE (TmpValue);
    360      1.1  jruoho 
    361      1.1  jruoho     if (Name && Value)
    362      1.1  jruoho     {
    363      1.1  jruoho         Field = UtLocalCalloc (sizeof (DT_FIELD));
    364      1.1  jruoho         Field->Name = Name;
    365      1.1  jruoho         Field->Value = Value;
    366      1.1  jruoho         Field->Line = Line;
    367      1.1  jruoho         Field->ByteOffset = Offset;
    368      1.1  jruoho         Field->NameColumn = NameColumn;
    369      1.1  jruoho         Field->Column = Column;
    370      1.1  jruoho 
    371      1.1  jruoho         DtLinkField (Field);
    372      1.1  jruoho     }
    373  1.1.1.2  jruoho 
    374  1.1.1.2  jruoho     return (AE_OK);
    375  1.1.1.2  jruoho }
    376  1.1.1.2  jruoho 
    377  1.1.1.2  jruoho 
    378  1.1.1.2  jruoho /******************************************************************************
    379  1.1.1.2  jruoho  *
    380  1.1.1.2  jruoho  * FUNCTION:    DtGetNextLine
    381  1.1.1.2  jruoho  *
    382  1.1.1.2  jruoho  * PARAMETERS:  Handle              - Open file handle for the source file
    383  1.1.1.2  jruoho  *
    384  1.1.1.2  jruoho  * RETURN:      Filled line buffer and offset of start-of-line (zero on EOF)
    385  1.1.1.2  jruoho  *
    386  1.1.1.2  jruoho  * DESCRIPTION: Get the next valid source line. Removes all comments.
    387  1.1.1.2  jruoho  *              Ignores empty lines.
    388  1.1.1.2  jruoho  *
    389  1.1.1.2  jruoho  * Handles both slash-asterisk and slash-slash comments.
    390  1.1.1.2  jruoho  * Also, quoted strings, but no escapes within.
    391  1.1.1.2  jruoho  *
    392  1.1.1.2  jruoho  * Line is returned in Gbl_CurrentLineBuffer.
    393  1.1.1.2  jruoho  * Line number in original file is returned in Gbl_CurrentLineNumber.
    394  1.1.1.2  jruoho  *
    395  1.1.1.2  jruoho  *****************************************************************************/
    396  1.1.1.2  jruoho 
    397  1.1.1.2  jruoho UINT32
    398  1.1.1.2  jruoho DtGetNextLine (
    399  1.1.1.2  jruoho     FILE                    *Handle)
    400  1.1.1.2  jruoho {
    401  1.1.1.2  jruoho     UINT32                  State = DT_NORMAL_TEXT;
    402  1.1.1.2  jruoho     UINT32                  CurrentLineOffset;
    403  1.1.1.2  jruoho     UINT32                  i;
    404  1.1.1.2  jruoho     char                    c;
    405  1.1.1.2  jruoho 
    406  1.1.1.2  jruoho 
    407  1.1.1.2  jruoho     for (i = 0; i < ASL_LINE_BUFFER_SIZE;)
    408  1.1.1.2  jruoho     {
    409  1.1.1.2  jruoho         c = (char) getc (Handle);
    410  1.1.1.2  jruoho         if (c == EOF)
    411  1.1.1.2  jruoho         {
    412  1.1.1.2  jruoho             switch (State)
    413  1.1.1.2  jruoho             {
    414  1.1.1.2  jruoho             case DT_START_QUOTED_STRING:
    415  1.1.1.2  jruoho             case DT_SLASH_ASTERISK_COMMENT:
    416  1.1.1.2  jruoho             case DT_SLASH_SLASH_COMMENT:
    417  1.1.1.2  jruoho 
    418  1.1.1.2  jruoho                 AcpiOsPrintf ("**** EOF within comment/string %u\n", State);
    419  1.1.1.2  jruoho                 break;
    420  1.1.1.2  jruoho 
    421  1.1.1.2  jruoho             default:
    422  1.1.1.2  jruoho                 break;
    423  1.1.1.2  jruoho             }
    424  1.1.1.2  jruoho 
    425  1.1.1.2  jruoho             return (0);
    426  1.1.1.2  jruoho         }
    427  1.1.1.2  jruoho 
    428  1.1.1.2  jruoho         switch (State)
    429  1.1.1.2  jruoho         {
    430  1.1.1.2  jruoho         case DT_NORMAL_TEXT:
    431  1.1.1.2  jruoho 
    432  1.1.1.2  jruoho             /* Normal text, insert char into line buffer */
    433  1.1.1.2  jruoho 
    434  1.1.1.2  jruoho             Gbl_CurrentLineBuffer[i] = c;
    435  1.1.1.2  jruoho             switch (c)
    436  1.1.1.2  jruoho             {
    437  1.1.1.2  jruoho             case '/':
    438  1.1.1.2  jruoho                 State = DT_START_COMMENT;
    439  1.1.1.2  jruoho                 break;
    440  1.1.1.2  jruoho 
    441  1.1.1.2  jruoho             case '"':
    442  1.1.1.2  jruoho                 State = DT_START_QUOTED_STRING;
    443  1.1.1.2  jruoho                 i++;
    444  1.1.1.2  jruoho                 break;
    445  1.1.1.2  jruoho 
    446  1.1.1.2  jruoho             case '\n':
    447  1.1.1.2  jruoho                 CurrentLineOffset = Gbl_NextLineOffset;
    448  1.1.1.2  jruoho                 Gbl_NextLineOffset = (UINT32) ftell (Handle);
    449  1.1.1.2  jruoho                 Gbl_CurrentLineNumber++;
    450  1.1.1.2  jruoho 
    451  1.1.1.2  jruoho                 /* Exit if line is complete. Ignore blank lines */
    452  1.1.1.2  jruoho 
    453  1.1.1.2  jruoho                 if (i != 0)
    454  1.1.1.2  jruoho                 {
    455  1.1.1.2  jruoho                     Gbl_CurrentLineBuffer[i+1] = 0; /* Terminate line */
    456  1.1.1.2  jruoho                     return (CurrentLineOffset);
    457  1.1.1.2  jruoho                 }
    458  1.1.1.2  jruoho                 break;
    459  1.1.1.2  jruoho 
    460  1.1.1.2  jruoho             default:
    461  1.1.1.2  jruoho                 i++;
    462  1.1.1.2  jruoho                 break;
    463  1.1.1.2  jruoho             }
    464  1.1.1.2  jruoho             break;
    465  1.1.1.2  jruoho 
    466  1.1.1.2  jruoho         case DT_START_QUOTED_STRING:
    467  1.1.1.2  jruoho 
    468  1.1.1.2  jruoho             /* Insert raw chars until end of quoted string */
    469  1.1.1.2  jruoho 
    470  1.1.1.2  jruoho             Gbl_CurrentLineBuffer[i] = c;
    471  1.1.1.2  jruoho             i++;
    472  1.1.1.2  jruoho 
    473  1.1.1.2  jruoho             if (c == '"')
    474  1.1.1.2  jruoho             {
    475  1.1.1.2  jruoho                 State = DT_NORMAL_TEXT;
    476  1.1.1.2  jruoho             }
    477  1.1.1.2  jruoho             break;
    478  1.1.1.2  jruoho 
    479  1.1.1.2  jruoho         case DT_START_COMMENT:
    480  1.1.1.2  jruoho 
    481  1.1.1.2  jruoho             /* Open comment if this character is an asterisk or slash */
    482  1.1.1.2  jruoho 
    483  1.1.1.2  jruoho             switch (c)
    484  1.1.1.2  jruoho             {
    485  1.1.1.2  jruoho             case '*':
    486  1.1.1.2  jruoho                 State = DT_SLASH_ASTERISK_COMMENT;
    487  1.1.1.2  jruoho                 break;
    488  1.1.1.2  jruoho 
    489  1.1.1.2  jruoho             case '/':
    490  1.1.1.2  jruoho                 State = DT_SLASH_SLASH_COMMENT;
    491  1.1.1.2  jruoho                 break;
    492  1.1.1.2  jruoho 
    493  1.1.1.2  jruoho             default:    /* Not a comment */
    494  1.1.1.2  jruoho                 i++;    /* Save the preceeding slash */
    495  1.1.1.2  jruoho                 Gbl_CurrentLineBuffer[i] = c;
    496  1.1.1.2  jruoho                 i++;
    497  1.1.1.2  jruoho                 State = DT_NORMAL_TEXT;
    498  1.1.1.2  jruoho                 break;
    499  1.1.1.2  jruoho             }
    500  1.1.1.2  jruoho             break;
    501  1.1.1.2  jruoho 
    502  1.1.1.2  jruoho         case DT_SLASH_ASTERISK_COMMENT:
    503  1.1.1.2  jruoho 
    504  1.1.1.2  jruoho             /* Ignore chars until an asterisk-slash is found */
    505  1.1.1.2  jruoho 
    506  1.1.1.2  jruoho             switch (c)
    507  1.1.1.2  jruoho             {
    508  1.1.1.2  jruoho             case '\n':
    509  1.1.1.2  jruoho                 Gbl_NextLineOffset = (UINT32) ftell (Handle);
    510  1.1.1.2  jruoho                 Gbl_CurrentLineNumber++;
    511  1.1.1.2  jruoho                 break;
    512  1.1.1.2  jruoho 
    513  1.1.1.2  jruoho             case '*':
    514  1.1.1.2  jruoho                 State = DT_END_COMMENT;
    515  1.1.1.2  jruoho                 break;
    516  1.1.1.2  jruoho 
    517  1.1.1.2  jruoho             default:
    518  1.1.1.2  jruoho                 break;
    519  1.1.1.2  jruoho             }
    520  1.1.1.2  jruoho             break;
    521  1.1.1.2  jruoho 
    522  1.1.1.2  jruoho         case DT_SLASH_SLASH_COMMENT:
    523  1.1.1.2  jruoho 
    524  1.1.1.2  jruoho             /* Ignore chars until end-of-line */
    525  1.1.1.2  jruoho 
    526  1.1.1.2  jruoho             if (c == '\n')
    527  1.1.1.2  jruoho             {
    528  1.1.1.2  jruoho                 /* We will exit via the NORMAL_TEXT path */
    529  1.1.1.2  jruoho 
    530  1.1.1.2  jruoho                 ungetc (c, Handle);
    531  1.1.1.2  jruoho                 State = DT_NORMAL_TEXT;
    532  1.1.1.2  jruoho             }
    533  1.1.1.2  jruoho             break;
    534  1.1.1.2  jruoho 
    535  1.1.1.2  jruoho         case DT_END_COMMENT:
    536  1.1.1.2  jruoho 
    537  1.1.1.2  jruoho             /* End comment if this char is a slash */
    538  1.1.1.2  jruoho 
    539  1.1.1.2  jruoho             switch (c)
    540  1.1.1.2  jruoho             {
    541  1.1.1.2  jruoho             case '/':
    542  1.1.1.2  jruoho                 State = DT_NORMAL_TEXT;
    543  1.1.1.2  jruoho                 break;
    544  1.1.1.2  jruoho 
    545  1.1.1.2  jruoho             case '\n':
    546  1.1.1.2  jruoho                 CurrentLineOffset = Gbl_NextLineOffset;
    547  1.1.1.2  jruoho                 Gbl_NextLineOffset = (UINT32) ftell (Handle);
    548  1.1.1.2  jruoho                 Gbl_CurrentLineNumber++;
    549  1.1.1.2  jruoho                 break;
    550  1.1.1.2  jruoho 
    551  1.1.1.2  jruoho             case '*':
    552  1.1.1.2  jruoho                 /* Consume all adjacent asterisks */
    553  1.1.1.2  jruoho                 break;
    554  1.1.1.2  jruoho 
    555  1.1.1.2  jruoho             default:
    556  1.1.1.2  jruoho                 State = DT_SLASH_ASTERISK_COMMENT;
    557  1.1.1.2  jruoho                 break;
    558  1.1.1.2  jruoho             }
    559  1.1.1.2  jruoho             break;
    560  1.1.1.2  jruoho 
    561  1.1.1.2  jruoho         default:
    562  1.1.1.2  jruoho             DtFatal (ASL_MSG_COMPILER_INTERNAL, NULL, "Unknown input state");
    563  1.1.1.2  jruoho             return (0);
    564  1.1.1.2  jruoho         }
    565  1.1.1.2  jruoho     }
    566  1.1.1.2  jruoho 
    567  1.1.1.2  jruoho     printf ("ERROR - Input line is too long (max %u)\n", ASL_LINE_BUFFER_SIZE);
    568  1.1.1.2  jruoho     return (0);
    569      1.1  jruoho }
    570      1.1  jruoho 
    571      1.1  jruoho 
    572      1.1  jruoho /******************************************************************************
    573      1.1  jruoho  *
    574      1.1  jruoho  * FUNCTION:    DtScanFile
    575      1.1  jruoho  *
    576      1.1  jruoho  * PARAMETERS:  Handle              - Open file handle for the source file
    577      1.1  jruoho  *
    578      1.1  jruoho  * RETURN:      Pointer to start of the constructed parse tree.
    579      1.1  jruoho  *
    580  1.1.1.2  jruoho  * DESCRIPTION: Scan source file, link all field names and values
    581      1.1  jruoho  *              to the global parse tree: Gbl_FieldList
    582      1.1  jruoho  *
    583      1.1  jruoho  *****************************************************************************/
    584      1.1  jruoho 
    585      1.1  jruoho DT_FIELD *
    586      1.1  jruoho DtScanFile (
    587      1.1  jruoho     FILE                    *Handle)
    588      1.1  jruoho {
    589  1.1.1.2  jruoho     ACPI_STATUS             Status;
    590  1.1.1.2  jruoho     UINT32                  Offset;
    591  1.1.1.2  jruoho 
    592  1.1.1.2  jruoho 
    593  1.1.1.2  jruoho     ACPI_FUNCTION_NAME (DtScanFile);
    594      1.1  jruoho 
    595      1.1  jruoho 
    596      1.1  jruoho     /* Get the file size */
    597      1.1  jruoho 
    598      1.1  jruoho     Gbl_InputByteCount = DtGetFileSize (Handle);
    599      1.1  jruoho 
    600  1.1.1.2  jruoho     Gbl_CurrentLineNumber = 0;
    601  1.1.1.2  jruoho     Gbl_CurrentLineOffset = 0;
    602  1.1.1.2  jruoho     Gbl_NextLineOffset = 0;
    603  1.1.1.2  jruoho 
    604      1.1  jruoho     /* Scan line-by-line */
    605      1.1  jruoho 
    606  1.1.1.2  jruoho     while ((Offset = DtGetNextLine (Handle)))
    607      1.1  jruoho     {
    608  1.1.1.2  jruoho         ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Line %2.2u/%4.4X - %s",
    609  1.1.1.2  jruoho             Gbl_CurrentLineNumber, Offset, Gbl_CurrentLineBuffer));
    610      1.1  jruoho 
    611  1.1.1.2  jruoho         Status = DtParseLine (Gbl_CurrentLineBuffer, Gbl_CurrentLineNumber, Offset);
    612  1.1.1.2  jruoho         if (Status == AE_NOT_FOUND)
    613  1.1.1.2  jruoho         {
    614  1.1.1.2  jruoho             break;
    615  1.1.1.2  jruoho         }
    616      1.1  jruoho     }
    617      1.1  jruoho 
    618      1.1  jruoho     return (Gbl_FieldList);
    619      1.1  jruoho }
    620      1.1  jruoho 
    621      1.1  jruoho 
    622      1.1  jruoho /*
    623      1.1  jruoho  * Output functions
    624      1.1  jruoho  */
    625      1.1  jruoho 
    626      1.1  jruoho /******************************************************************************
    627      1.1  jruoho  *
    628      1.1  jruoho  * FUNCTION:    DtWriteBinary
    629      1.1  jruoho  *
    630      1.1  jruoho  * PARAMETERS:  DT_WALK_CALLBACK
    631      1.1  jruoho  *
    632      1.1  jruoho  * RETURN:      Status
    633      1.1  jruoho  *
    634      1.1  jruoho  * DESCRIPTION: Write one subtable of a binary ACPI table
    635      1.1  jruoho  *
    636      1.1  jruoho  *****************************************************************************/
    637      1.1  jruoho 
    638      1.1  jruoho static void
    639      1.1  jruoho DtWriteBinary (
    640      1.1  jruoho     DT_SUBTABLE             *Subtable,
    641      1.1  jruoho     void                    *Context,
    642      1.1  jruoho     void                    *ReturnValue)
    643      1.1  jruoho {
    644      1.1  jruoho 
    645      1.1  jruoho     FlWriteFile (ASL_FILE_AML_OUTPUT, Subtable->Buffer, Subtable->Length);
    646      1.1  jruoho }
    647      1.1  jruoho 
    648      1.1  jruoho 
    649      1.1  jruoho /******************************************************************************
    650      1.1  jruoho  *
    651      1.1  jruoho  * FUNCTION:    DtOutputBinary
    652      1.1  jruoho  *
    653      1.1  jruoho  * PARAMETERS:
    654      1.1  jruoho  *
    655      1.1  jruoho  * RETURN:      Status
    656      1.1  jruoho  *
    657      1.1  jruoho  * DESCRIPTION: Write entire binary ACPI table (result of compilation)
    658      1.1  jruoho  *
    659      1.1  jruoho  *****************************************************************************/
    660      1.1  jruoho 
    661      1.1  jruoho void
    662      1.1  jruoho DtOutputBinary (
    663      1.1  jruoho     DT_SUBTABLE             *RootTable)
    664      1.1  jruoho {
    665      1.1  jruoho 
    666      1.1  jruoho     if (!RootTable)
    667      1.1  jruoho     {
    668      1.1  jruoho         return;
    669      1.1  jruoho     }
    670      1.1  jruoho 
    671      1.1  jruoho     /* Walk the entire parse tree, emitting the binary data */
    672      1.1  jruoho 
    673      1.1  jruoho     DtWalkTableTree (RootTable, DtWriteBinary, NULL, NULL);
    674      1.1  jruoho     Gbl_TableLength = DtGetFileSize (Gbl_Files[ASL_FILE_AML_OUTPUT].Handle);
    675      1.1  jruoho }
    676  1.1.1.2  jruoho 
    677  1.1.1.2  jruoho 
    678  1.1.1.2  jruoho /*
    679  1.1.1.2  jruoho  * Listing support
    680  1.1.1.2  jruoho  */
    681  1.1.1.2  jruoho 
    682  1.1.1.2  jruoho /******************************************************************************
    683  1.1.1.2  jruoho  *
    684  1.1.1.2  jruoho  * FUNCTION:    DtDumpBuffer
    685  1.1.1.2  jruoho  *
    686  1.1.1.2  jruoho  * PARAMETERS:  FileID              - Where to write buffer data
    687  1.1.1.2  jruoho  *              Buffer              - Buffer to dump
    688  1.1.1.2  jruoho  *              Offset              - Offset in current table
    689  1.1.1.2  jruoho  *              Length              - Buffer Length
    690  1.1.1.2  jruoho  *
    691  1.1.1.2  jruoho  * RETURN:      None
    692  1.1.1.2  jruoho  *
    693  1.1.1.2  jruoho  * DESCRIPTION: Another copy of DumpBuffer routine (unfortunately).
    694  1.1.1.2  jruoho  *
    695  1.1.1.2  jruoho  * TBD: merge dump buffer routines
    696  1.1.1.2  jruoho  *
    697  1.1.1.2  jruoho  *****************************************************************************/
    698  1.1.1.2  jruoho 
    699  1.1.1.2  jruoho static void
    700  1.1.1.2  jruoho DtDumpBuffer (
    701  1.1.1.2  jruoho     UINT32                  FileId,
    702  1.1.1.2  jruoho     UINT8                   *Buffer,
    703  1.1.1.2  jruoho     UINT32                  Offset,
    704  1.1.1.2  jruoho     UINT32                  Length)
    705  1.1.1.2  jruoho {
    706  1.1.1.2  jruoho     UINT32                  i;
    707  1.1.1.2  jruoho     UINT32                  j;
    708  1.1.1.2  jruoho     UINT8                   BufChar;
    709  1.1.1.2  jruoho 
    710  1.1.1.2  jruoho 
    711  1.1.1.2  jruoho     FlPrintFile (FileId, "Output: [%3.3Xh %4.4d% 3d] ",
    712  1.1.1.2  jruoho         Offset, Offset, Length);
    713  1.1.1.2  jruoho 
    714  1.1.1.2  jruoho     i = 0;
    715  1.1.1.2  jruoho     while (i < Length)
    716  1.1.1.2  jruoho     {
    717  1.1.1.2  jruoho         if (i >= 16)
    718  1.1.1.2  jruoho         {
    719  1.1.1.2  jruoho             FlPrintFile (FileId, "%23s", "");
    720  1.1.1.2  jruoho         }
    721  1.1.1.2  jruoho 
    722  1.1.1.2  jruoho         /* Print 16 hex chars */
    723  1.1.1.2  jruoho 
    724  1.1.1.2  jruoho         for (j = 0; j < 16;)
    725  1.1.1.2  jruoho         {
    726  1.1.1.2  jruoho             if (i + j >= Length)
    727  1.1.1.2  jruoho             {
    728  1.1.1.2  jruoho                 /* Dump fill spaces */
    729  1.1.1.2  jruoho 
    730  1.1.1.2  jruoho                 FlPrintFile (FileId, "   ");
    731  1.1.1.2  jruoho                 j++;
    732  1.1.1.2  jruoho                 continue;
    733  1.1.1.2  jruoho             }
    734  1.1.1.2  jruoho 
    735  1.1.1.2  jruoho             FlPrintFile (FileId, "%02X ", Buffer[i+j]);
    736  1.1.1.2  jruoho             j++;
    737  1.1.1.2  jruoho         }
    738  1.1.1.2  jruoho 
    739  1.1.1.2  jruoho         FlPrintFile (FileId, " ");
    740  1.1.1.2  jruoho         for (j = 0; j < 16; j++)
    741  1.1.1.2  jruoho         {
    742  1.1.1.2  jruoho             if (i + j >= Length)
    743  1.1.1.2  jruoho             {
    744  1.1.1.2  jruoho                 FlPrintFile (FileId, "\n\n");
    745  1.1.1.2  jruoho                 return;
    746  1.1.1.2  jruoho             }
    747  1.1.1.2  jruoho 
    748  1.1.1.2  jruoho             BufChar = Buffer[(ACPI_SIZE) i + j];
    749  1.1.1.2  jruoho             if (ACPI_IS_PRINT (BufChar))
    750  1.1.1.2  jruoho             {
    751  1.1.1.2  jruoho                 FlPrintFile (FileId, "%c", BufChar);
    752  1.1.1.2  jruoho             }
    753  1.1.1.2  jruoho             else
    754  1.1.1.2  jruoho             {
    755  1.1.1.2  jruoho                 FlPrintFile (FileId, ".");
    756  1.1.1.2  jruoho             }
    757  1.1.1.2  jruoho         }
    758  1.1.1.2  jruoho 
    759  1.1.1.2  jruoho         /* Done with that line. */
    760  1.1.1.2  jruoho 
    761  1.1.1.2  jruoho         FlPrintFile (FileId, "\n");
    762  1.1.1.2  jruoho         i += 16;
    763  1.1.1.2  jruoho     }
    764  1.1.1.2  jruoho 
    765  1.1.1.2  jruoho     FlPrintFile (FileId, "\n\n");
    766  1.1.1.2  jruoho }
    767  1.1.1.2  jruoho 
    768  1.1.1.2  jruoho 
    769  1.1.1.2  jruoho /******************************************************************************
    770  1.1.1.2  jruoho  *
    771  1.1.1.2  jruoho  * FUNCTION:    DtWriteFieldToListing
    772  1.1.1.2  jruoho  *
    773  1.1.1.2  jruoho  * PARAMETERS:  Buffer              - Contains the compiled data
    774  1.1.1.2  jruoho  *              Field               - Field node for the input line
    775  1.1.1.2  jruoho  *              Length              - Length of the output data
    776  1.1.1.2  jruoho  *
    777  1.1.1.2  jruoho  * RETURN:      None
    778  1.1.1.2  jruoho  *
    779  1.1.1.2  jruoho  * DESCRIPTION: Write one field to the listing file (if listing is enabled).
    780  1.1.1.2  jruoho  *
    781  1.1.1.2  jruoho  *****************************************************************************/
    782  1.1.1.2  jruoho 
    783  1.1.1.2  jruoho void
    784  1.1.1.2  jruoho DtWriteFieldToListing (
    785  1.1.1.2  jruoho     UINT8                   *Buffer,
    786  1.1.1.2  jruoho     DT_FIELD                *Field,
    787  1.1.1.2  jruoho     UINT32                  Length)
    788  1.1.1.2  jruoho {
    789  1.1.1.2  jruoho     UINT8                   FileByte;
    790  1.1.1.2  jruoho 
    791  1.1.1.2  jruoho 
    792  1.1.1.2  jruoho     if (!Gbl_ListingFlag || !Field)
    793  1.1.1.2  jruoho     {
    794  1.1.1.2  jruoho         return;
    795  1.1.1.2  jruoho     }
    796  1.1.1.2  jruoho 
    797  1.1.1.2  jruoho     /* Dump the original source line */
    798  1.1.1.2  jruoho 
    799  1.1.1.2  jruoho     FlPrintFile (ASL_FILE_LISTING_OUTPUT, "Input:  ");
    800  1.1.1.2  jruoho     FlSeekFile (ASL_FILE_INPUT, Field->ByteOffset);
    801  1.1.1.2  jruoho 
    802  1.1.1.2  jruoho     while (FlReadFile (ASL_FILE_INPUT, &FileByte, 1) == AE_OK)
    803  1.1.1.2  jruoho     {
    804  1.1.1.2  jruoho         FlWriteFile (ASL_FILE_LISTING_OUTPUT, &FileByte, 1);
    805  1.1.1.2  jruoho         if (FileByte == '\n')
    806  1.1.1.2  jruoho         {
    807  1.1.1.2  jruoho             break;
    808  1.1.1.2  jruoho         }
    809  1.1.1.2  jruoho     }
    810  1.1.1.2  jruoho 
    811  1.1.1.2  jruoho     /* Dump the line as parsed and represented internally */
    812  1.1.1.2  jruoho 
    813  1.1.1.2  jruoho     FlPrintFile (ASL_FILE_LISTING_OUTPUT, "Parsed: %*s : %s\n",
    814  1.1.1.2  jruoho         Field->Column-4, Field->Name, Field->Value);
    815  1.1.1.2  jruoho 
    816  1.1.1.2  jruoho     /* Dump the hex data that will be output for this field */
    817  1.1.1.2  jruoho 
    818  1.1.1.2  jruoho     DtDumpBuffer (ASL_FILE_LISTING_OUTPUT, Buffer, Field->TableOffset, Length);
    819  1.1.1.2  jruoho }
    820  1.1.1.2  jruoho 
    821  1.1.1.2  jruoho 
    822  1.1.1.2  jruoho /******************************************************************************
    823  1.1.1.2  jruoho  *
    824  1.1.1.2  jruoho  * FUNCTION:    DtWriteTableToListing
    825  1.1.1.2  jruoho  *
    826  1.1.1.2  jruoho  * PARAMETERS:  None
    827  1.1.1.2  jruoho  *
    828  1.1.1.2  jruoho  * RETURN:      None
    829  1.1.1.2  jruoho  *
    830  1.1.1.2  jruoho  * DESCRIPTION: Write the entire compiled table to the listing file
    831  1.1.1.2  jruoho  *              in hex format
    832  1.1.1.2  jruoho  *
    833  1.1.1.2  jruoho  *****************************************************************************/
    834  1.1.1.2  jruoho 
    835  1.1.1.2  jruoho void
    836  1.1.1.2  jruoho DtWriteTableToListing (
    837  1.1.1.2  jruoho     void)
    838  1.1.1.2  jruoho {
    839  1.1.1.2  jruoho     UINT8                   *Buffer;
    840  1.1.1.2  jruoho 
    841  1.1.1.2  jruoho 
    842  1.1.1.2  jruoho     if (!Gbl_ListingFlag)
    843  1.1.1.2  jruoho     {
    844  1.1.1.2  jruoho         return;
    845  1.1.1.2  jruoho     }
    846  1.1.1.2  jruoho 
    847  1.1.1.2  jruoho     /* Read the entire table from the output file */
    848  1.1.1.2  jruoho 
    849  1.1.1.2  jruoho     Buffer = UtLocalCalloc (Gbl_TableLength);
    850  1.1.1.2  jruoho     FlSeekFile (ASL_FILE_AML_OUTPUT, 0);
    851  1.1.1.2  jruoho     FlReadFile (ASL_FILE_AML_OUTPUT, Buffer, Gbl_TableLength);
    852  1.1.1.2  jruoho 
    853  1.1.1.2  jruoho     /* Dump the raw table data */
    854  1.1.1.2  jruoho 
    855  1.1.1.2  jruoho     AcpiOsRedirectOutput (Gbl_Files[ASL_FILE_LISTING_OUTPUT].Handle);
    856  1.1.1.2  jruoho 
    857  1.1.1.2  jruoho     AcpiOsPrintf ("\n%s: Length %d (0x%X)\n\n",
    858  1.1.1.2  jruoho         ACPI_RAW_TABLE_DATA_HEADER, Gbl_TableLength, Gbl_TableLength);
    859  1.1.1.2  jruoho     AcpiUtDumpBuffer2 (Buffer, Gbl_TableLength, DB_BYTE_DISPLAY);
    860  1.1.1.2  jruoho 
    861  1.1.1.2  jruoho     AcpiOsRedirectOutput (stdout);
    862  1.1.1.2  jruoho }
    863