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  1.  
  2. /******************************************************************************
  3.  *
  4.  * Module Name: aslstartup - Compiler startup routines, called from main
  5.  *
  6.  *****************************************************************************/
  7.  
  8. /******************************************************************************
  9.  *
  10.  * 1. Copyright Notice
  11.  *
  12.  * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp.
  13.  * All rights reserved.
  14.  *
  15.  * 2. License
  16.  *
  17.  * 2.1. This is your license from Intel Corp. under its intellectual property
  18.  * rights.  You may have additional license terms from the party that provided
  19.  * you this software, covering your right to use that party's intellectual
  20.  * property rights.
  21.  *
  22.  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
  23.  * copy of the source code appearing in this file ("Covered Code") an
  24.  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
  25.  * base code distributed originally by Intel ("Original Intel Code") to copy,
  26.  * make derivatives, distribute, use and display any portion of the Covered
  27.  * Code in any form, with the right to sublicense such rights; and
  28.  *
  29.  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
  30.  * license (with the right to sublicense), under only those claims of Intel
  31.  * patents that are infringed by the Original Intel Code, to make, use, sell,
  32.  * offer to sell, and import the Covered Code and derivative works thereof
  33.  * solely to the minimum extent necessary to exercise the above copyright
  34.  * license, and in no event shall the patent license extend to any additions
  35.  * to or modifications of the Original Intel Code.  No other license or right
  36.  * is granted directly or by implication, estoppel or otherwise;
  37.  *
  38.  * The above copyright and patent license is granted only if the following
  39.  * conditions are met:
  40.  *
  41.  * 3. Conditions
  42.  *
  43.  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
  44.  * Redistribution of source code of any substantial portion of the Covered
  45.  * Code or modification with rights to further distribute source must include
  46.  * the above Copyright Notice, the above License, this list of Conditions,
  47.  * and the following Disclaimer and Export Compliance provision.  In addition,
  48.  * Licensee must cause all Covered Code to which Licensee contributes to
  49.  * contain a file documenting the changes Licensee made to create that Covered
  50.  * Code and the date of any change.  Licensee must include in that file the
  51.  * documentation of any changes made by any predecessor Licensee.  Licensee
  52.  * must include a prominent statement that the modification is derived,
  53.  * directly or indirectly, from Original Intel Code.
  54.  *
  55.  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
  56.  * Redistribution of source code of any substantial portion of the Covered
  57.  * Code or modification without rights to further distribute source must
  58.  * include the following Disclaimer and Export Compliance provision in the
  59.  * documentation and/or other materials provided with distribution.  In
  60.  * addition, Licensee may not authorize further sublicense of source of any
  61.  * portion of the Covered Code, and must include terms to the effect that the
  62.  * license from Licensee to its licensee is limited to the intellectual
  63.  * property embodied in the software Licensee provides to its licensee, and
  64.  * not to intellectual property embodied in modifications its licensee may
  65.  * make.
  66.  *
  67.  * 3.3. Redistribution of Executable. Redistribution in executable form of any
  68.  * substantial portion of the Covered Code or modification must reproduce the
  69.  * above Copyright Notice, and the following Disclaimer and Export Compliance
  70.  * provision in the documentation and/or other materials provided with the
  71.  * distribution.
  72.  *
  73.  * 3.4. Intel retains all right, title, and interest in and to the Original
  74.  * Intel Code.
  75.  *
  76.  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
  77.  * Intel shall be used in advertising or otherwise to promote the sale, use or
  78.  * other dealings in products derived from or relating to the Covered Code
  79.  * without prior written authorization from Intel.
  80.  *
  81.  * 4. Disclaimer and Export Compliance
  82.  *
  83.  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
  84.  * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
  85.  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
  86.  * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
  87.  * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
  88.  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
  89.  * PARTICULAR PURPOSE.
  90.  *
  91.  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
  92.  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
  93.  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
  94.  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
  95.  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
  96.  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
  97.  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
  98.  * LIMITED REMEDY.
  99.  *
  100.  * 4.3. Licensee shall not export, either directly or indirectly, any of this
  101.  * software or system incorporating such software without first obtaining any
  102.  * required license or other approval from the U. S. Department of Commerce or
  103.  * any other agency or department of the United States Government.  In the
  104.  * event Licensee exports any such software from the United States or
  105.  * re-exports any such software from a foreign destination, Licensee shall
  106.  * ensure that the distribution and export/re-export of the software is in
  107.  * compliance with all laws, regulations, orders, or other restrictions of the
  108.  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
  109.  * any of its subsidiaries will export/re-export any technical data, process,
  110.  * software, or service, directly or indirectly, to any country for which the
  111.  * United States government or any agency thereof requires an export license,
  112.  * other governmental approval, or letter of assurance, without first obtaining
  113.  * such license, approval or letter.
  114.  *
  115.  *****************************************************************************/
  116.  
  117.  
  118. #include "aslcompiler.h"
  119. #include "actables.h"
  120. #include "acapps.h"
  121.  
  122. #define _COMPONENT          ACPI_COMPILER
  123.         ACPI_MODULE_NAME    ("aslstartup")
  124.  
  125.  
  126. #define ASL_MAX_FILES   256
  127. static char             *FileList[ASL_MAX_FILES];
  128. static BOOLEAN          AslToFile = TRUE;
  129.  
  130.  
  131. /* Local prototypes */
  132.  
  133. static char **
  134. AsDoWildcard (
  135.     char                    *DirectoryPathname,
  136.     char                    *FileSpecifier);
  137.  
  138. static UINT8
  139. AslDetectSourceFileType (
  140.     ASL_FILE_INFO           *Info);
  141.  
  142.  
  143. /*******************************************************************************
  144.  *
  145.  * FUNCTION:    AslInitializeGlobals
  146.  *
  147.  * PARAMETERS:  None
  148.  *
  149.  * RETURN:      None
  150.  *
  151.  * DESCRIPTION: Re-initialize globals needed to restart the compiler. This
  152.  *              allows multiple files to be disassembled and/or compiled.
  153.  *
  154.  ******************************************************************************/
  155.  
  156. void
  157. AslInitializeGlobals (
  158.     void)
  159. {
  160.     UINT32                  i;
  161.  
  162.  
  163.     /* Init compiler globals */
  164.  
  165.     Gbl_CurrentColumn = 0;
  166.     Gbl_CurrentLineNumber = 1;
  167.     Gbl_LogicalLineNumber = 1;
  168.     Gbl_CurrentLineOffset = 0;
  169.     Gbl_InputFieldCount = 0;
  170.     Gbl_LineBufPtr = Gbl_CurrentLineBuffer;
  171.  
  172.     Gbl_ErrorLog = NULL;
  173.     Gbl_NextError = NULL;
  174.     Gbl_Signature = NULL;
  175.     Gbl_FileType = 0;
  176.  
  177.     AslGbl_NextEvent = 0;
  178.     for (i = 0; i < ASL_NUM_REPORT_LEVELS; i++)
  179.     {
  180.         Gbl_ExceptionCount[i] = 0;
  181.     }
  182.  
  183.     Gbl_Files[ASL_FILE_AML_OUTPUT].Filename = NULL;
  184.     Gbl_Files[ASL_FILE_AML_OUTPUT].Handle = NULL;
  185.  
  186.     Gbl_Files[ASL_FILE_SOURCE_OUTPUT].Filename = NULL;
  187.     Gbl_Files[ASL_FILE_SOURCE_OUTPUT].Handle = NULL;
  188. }
  189.  
  190.  
  191. /******************************************************************************
  192.  *
  193.  * FUNCTION:    AsDoWildcard
  194.  *
  195.  * PARAMETERS:  None
  196.  *
  197.  * RETURN:      None
  198.  *
  199.  * DESCRIPTION: Process files via wildcards. This function is for the Windows
  200.  *              case only.
  201.  *
  202.  ******************************************************************************/
  203.  
  204. static char **
  205. AsDoWildcard (
  206.     char                    *DirectoryPathname,
  207.     char                    *FileSpecifier)
  208. {
  209. #ifdef WIN32
  210.     void                    *DirInfo;
  211.     char                    *Filename;
  212.     int                     FileCount;
  213.  
  214.  
  215.     FileCount = 0;
  216.  
  217.     /* Open parent directory */
  218.  
  219.     DirInfo = AcpiOsOpenDirectory (DirectoryPathname, FileSpecifier, REQUEST_FILE_ONLY);
  220.     if (!DirInfo)
  221.     {
  222.         /* Either the directory of file does not exist */
  223.  
  224.         Gbl_Files[ASL_FILE_INPUT].Filename = FileSpecifier;
  225.         FlFileError (ASL_FILE_INPUT, ASL_MSG_OPEN);
  226.         AslAbort ();
  227.     }
  228.  
  229.     /* Process each file that matches the wildcard specification */
  230.  
  231.     while ((Filename = AcpiOsGetNextFilename (DirInfo)))
  232.     {
  233.         /* Add the filename to the file list */
  234.  
  235.         FileList[FileCount] = AcpiOsAllocate (strlen (Filename) + 1);
  236.         strcpy (FileList[FileCount], Filename);
  237.         FileCount++;
  238.  
  239.         if (FileCount >= ASL_MAX_FILES)
  240.         {
  241.             printf ("Max files reached\n");
  242.             FileList[0] = NULL;
  243.             return (FileList);
  244.         }
  245.     }
  246.  
  247.     /* Cleanup */
  248.  
  249.     AcpiOsCloseDirectory (DirInfo);
  250.     FileList[FileCount] = NULL;
  251.     return (FileList);
  252.  
  253. #else
  254.     /*
  255.      * Linux/Unix cases - Wildcards are expanded by the shell automatically.
  256.      * Just return the filename in a null terminated list
  257.      */
  258.     FileList[0] = AcpiOsAllocate (strlen (FileSpecifier) + 1);
  259.     strcpy (FileList[0], FileSpecifier);
  260.     FileList[1] = NULL;
  261.  
  262.     return (FileList);
  263. #endif
  264. }
  265.  
  266.  
  267. /*******************************************************************************
  268.  *
  269.  * FUNCTION:    AslDetectSourceFileType
  270.  *
  271.  * PARAMETERS:  Info            - Name/Handle for the file (must be open)
  272.  *
  273.  * RETURN:      File Type
  274.  *
  275.  * DESCRIPTION: Determine the type of the input file. Either binary (contains
  276.  *              non-ASCII characters), ASL file, or an ACPI Data Table file.
  277.  *
  278.  ******************************************************************************/
  279.  
  280. static UINT8
  281. AslDetectSourceFileType (
  282.     ASL_FILE_INFO           *Info)
  283. {
  284.     char                    *FileChar;
  285.     UINT8                   Type;
  286.     ACPI_STATUS             Status;
  287.  
  288.  
  289.     /* Check for 100% ASCII source file (comments are ignored) */
  290.  
  291.     Status = FlCheckForAscii (Info);
  292.     if (ACPI_FAILURE (Status))
  293.     {
  294.         printf ("Non-ascii input file - %s\n", Info->Filename);
  295.         Type = ASL_INPUT_TYPE_BINARY;
  296.         goto Cleanup;
  297.     }
  298.  
  299.     /*
  300.      * File is ASCII. Determine if this is an ASL file or an ACPI data
  301.      * table file.
  302.      */
  303.     while (fgets (Gbl_CurrentLineBuffer, ASL_LINE_BUFFER_SIZE, Info->Handle))
  304.     {
  305.         /* Uppercase the buffer for caseless compare */
  306.  
  307.         FileChar = Gbl_CurrentLineBuffer;
  308.         while (*FileChar)
  309.         {
  310.             *FileChar = (char) toupper ((int) *FileChar);
  311.             FileChar++;
  312.         }
  313.  
  314.         /* Presence of "DefinitionBlock" indicates actual ASL code */
  315.  
  316.         if (strstr (Gbl_CurrentLineBuffer, "DEFINITIONBLOCK"))
  317.         {
  318.             /* Appears to be an ASL file */
  319.  
  320.             Type = ASL_INPUT_TYPE_ASCII_ASL;
  321.             goto Cleanup;
  322.         }
  323.     }
  324.  
  325.     /* Not an ASL source file, default to a data table source file */
  326.  
  327.     Type = ASL_INPUT_TYPE_ASCII_DATA;
  328.  
  329. Cleanup:
  330.  
  331.     /* Must seek back to the start of the file */
  332.  
  333.     fseek (Info->Handle, 0, SEEK_SET);
  334.     return (Type);
  335. }
  336.  
  337.  
  338. /*******************************************************************************
  339.  *
  340.  * FUNCTION:    AslDoOneFile
  341.  *
  342.  * PARAMETERS:  Filename        - Name of the file
  343.  *
  344.  * RETURN:      Status
  345.  *
  346.  * DESCRIPTION: Process a single file - either disassemble, compile, or both
  347.  *
  348.  ******************************************************************************/
  349.  
  350. ACPI_STATUS
  351. AslDoOneFile (
  352.     char                    *Filename)
  353. {
  354.     ACPI_STATUS             Status;
  355.  
  356.  
  357.     Gbl_Files[ASL_FILE_INPUT].Filename = Filename;
  358.  
  359.     /* Re-initialize "some" compiler globals */
  360.  
  361.     AslInitializeGlobals ();
  362.  
  363.     /*
  364.      * AML Disassembly (Optional)
  365.      */
  366.     if (Gbl_DisasmFlag || Gbl_GetAllTables)
  367.     {
  368.         /* ACPICA subsystem initialization */
  369.  
  370.         Status = AdInitialize ();
  371.         if (ACPI_FAILURE (Status))
  372.         {
  373.             return (Status);
  374.         }
  375.  
  376.         Status = AcpiAllocateRootTable (4);
  377.         if (ACPI_FAILURE (Status))
  378.         {
  379.             AcpiOsPrintf ("Could not initialize ACPI Table Manager, %s\n",
  380.                 AcpiFormatException (Status));
  381.             return (Status);
  382.         }
  383.  
  384.         /* This is where the disassembly happens */
  385.  
  386.         AcpiGbl_DbOpt_disasm = TRUE;
  387.         Status = AdAmlDisassemble (AslToFile,
  388.                     Gbl_Files[ASL_FILE_INPUT].Filename,
  389.                     Gbl_OutputFilenamePrefix,
  390.                     &Gbl_Files[ASL_FILE_INPUT].Filename,
  391.                     Gbl_GetAllTables);
  392.         if (ACPI_FAILURE (Status))
  393.         {
  394.             return (Status);
  395.         }
  396.  
  397.         /* Shutdown compiler and ACPICA subsystem */
  398.  
  399.         AeClearErrorLog ();
  400.         (void) AcpiTerminate ();
  401.  
  402.         /*
  403.          * Gbl_Files[ASL_FILE_INPUT].Filename was replaced with the
  404.          * .DSL disassembly file, which can now be compiled if requested
  405.          */
  406.         if (Gbl_DoCompile)
  407.         {
  408.             AcpiOsPrintf ("\nCompiling \"%s\"\n",
  409.                 Gbl_Files[ASL_FILE_INPUT].Filename);
  410.         }
  411.         else
  412.         {
  413.             Gbl_Files[ASL_FILE_INPUT].Filename = NULL;
  414.             return (AE_OK);
  415.         }
  416.     }
  417.  
  418.     /*
  419.      * Open the input file. Here, this should be an ASCII source file,
  420.      * either an ASL file or a Data Table file
  421.      */
  422.     Status = FlOpenInputFile (Gbl_Files[ASL_FILE_INPUT].Filename);
  423.     if (ACPI_FAILURE (Status))
  424.     {
  425.         AePrintErrorLog (ASL_FILE_STDERR);
  426.         return (AE_ERROR);
  427.     }
  428.  
  429.     /* Determine input file type */
  430.  
  431.     Gbl_FileType = AslDetectSourceFileType (&Gbl_Files[ASL_FILE_INPUT]);
  432.     if (Gbl_FileType == ASL_INPUT_TYPE_BINARY)
  433.     {
  434.         return (AE_ERROR);
  435.     }
  436.  
  437.     /*
  438.      * If -p not specified, we will use the input filename as the
  439.      * output filename prefix
  440.      */
  441.     if (Gbl_UseDefaultAmlFilename)
  442.     {
  443.         Gbl_OutputFilenamePrefix = Gbl_Files[ASL_FILE_INPUT].Filename;
  444.     }
  445.  
  446.     /* Open the optional output files (listings, etc.) */
  447.  
  448.     Status = FlOpenMiscOutputFiles (Gbl_OutputFilenamePrefix);
  449.     if (ACPI_FAILURE (Status))
  450.     {
  451.         AePrintErrorLog (ASL_FILE_STDERR);
  452.         return (AE_ERROR);
  453.     }
  454.  
  455.     /*
  456.      * Compilation of ASL source versus DataTable source uses different
  457.      * compiler subsystems
  458.      */
  459.     switch (Gbl_FileType)
  460.     {
  461.     /*
  462.      * Data Table Compilation
  463.      */
  464.     case ASL_INPUT_TYPE_ASCII_DATA:
  465.  
  466.         Status = DtDoCompile ();
  467.  
  468.         if (Gbl_Signature)
  469.         {
  470.             ACPI_FREE (Gbl_Signature);
  471.             Gbl_Signature = NULL;
  472.         }
  473.         AeClearErrorLog ();
  474.         return (Status);
  475.  
  476.     /*
  477.      * ASL Compilation (Optional)
  478.      */
  479.     case ASL_INPUT_TYPE_ASCII_ASL:
  480.  
  481.         /* ACPICA subsystem initialization */
  482.  
  483.         Status = AdInitialize ();
  484.         if (ACPI_FAILURE (Status))
  485.         {
  486.             return (Status);
  487.         }
  488.  
  489.         Status = CmDoCompile ();
  490.         (void) AcpiTerminate ();
  491.  
  492.         /*
  493.          * Return non-zero exit code if there have been errors, unless the
  494.          * global ignore error flag has been set
  495.          */
  496.         if ((Gbl_ExceptionCount[ASL_ERROR] > 0) && (!Gbl_IgnoreErrors))
  497.         {
  498.             return (AE_ERROR);
  499.         }
  500.  
  501.         AeClearErrorLog ();
  502.         return (AE_OK);
  503.  
  504.     case ASL_INPUT_TYPE_BINARY:
  505.  
  506.         AePrintErrorLog (ASL_FILE_STDERR);
  507.         return (AE_ERROR);
  508.  
  509.     default:
  510.         printf ("Unknown file type %X\n", Gbl_FileType);
  511.         return (AE_ERROR);
  512.     }
  513. }
  514.  
  515.  
  516. /*******************************************************************************
  517.  *
  518.  * FUNCTION:    AslDoOnePathname
  519.  *
  520.  * PARAMETERS:  Pathname            - Full pathname, possibly with wildcards
  521.  *
  522.  * RETURN:      Status
  523.  *
  524.  * DESCRIPTION: Process one pathname, possible terminated with a wildcard
  525.  *              specification. If a wildcard, it is expanded and the multiple
  526.  *              files are processed.
  527.  *
  528.  ******************************************************************************/
  529.  
  530. ACPI_STATUS
  531. AslDoOnePathname (
  532.     char                    *Pathname,
  533.     ASL_PATHNAME_CALLBACK   PathCallback)
  534. {
  535.     ACPI_STATUS             Status = AE_OK;
  536.     char                    **WildcardList;
  537.     char                    *Filename;
  538.     char                    *FullPathname;
  539.  
  540.  
  541.     /* Split incoming path into a directory/filename combo */
  542.  
  543.     Status = FlSplitInputPathname (Pathname, &Gbl_DirectoryPath, &Filename);
  544.     if (ACPI_FAILURE (Status))
  545.     {
  546.         return (Status);
  547.     }
  548.  
  549.     /* Expand possible wildcard into a file list (Windows/DOS only) */
  550.  
  551.     WildcardList = AsDoWildcard (Gbl_DirectoryPath, Filename);
  552.     while (*WildcardList)
  553.     {
  554.         FullPathname = ACPI_ALLOCATE (
  555.             strlen (Gbl_DirectoryPath) + strlen (*WildcardList) + 1);
  556.  
  557.         /* Construct a full path to the file */
  558.  
  559.         strcpy (FullPathname, Gbl_DirectoryPath);
  560.         strcat (FullPathname, *WildcardList);
  561.  
  562.         /*
  563.          * If -p not specified, we will use the input filename as the
  564.          * output filename prefix
  565.          */
  566.         if (Gbl_UseDefaultAmlFilename)
  567.         {
  568.             Gbl_OutputFilenamePrefix = FullPathname;
  569.         }
  570.  
  571.         /* Save status from all compiles */
  572.  
  573.         Status |= (*PathCallback) (FullPathname);
  574.  
  575.         ACPI_FREE (FullPathname);
  576.         ACPI_FREE (*WildcardList);
  577.         *WildcardList = NULL;
  578.         WildcardList++;
  579.     }
  580.  
  581.     ACPI_FREE (Gbl_DirectoryPath);
  582.     ACPI_FREE (Filename);
  583.     return (Status);
  584. }
  585.  
  586.