BaseTools/Source/Python/Workspace/MetaFileParser.py

   1 ## @file
   2 # This file is used to parse meta files
   3 #
   4 # Copyright (c) 2008 - 2016, Intel Corporation. All rights reserved.<BR>
   5 # Copyright (c) 2015, Hewlett Packard Enterprise Development, L.P.<BR>
   6 # This program and the accompanying materials
   7 # are licensed and made available under the terms and conditions of the BSD License
   8 # which accompanies this distribution.  The full text of the license may be found at
   9 # http://opensource.org/licenses/bsd-license.php
  10 #
  11 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13 #
  14
  15 ##
  16 # Import Modules
  17 #
  18 import Common.LongFilePathOs as os
  19 import re
  20 import time
  21 import copy
  22
  23 import Common.EdkLogger as EdkLogger
  24 import Common.GlobalData as GlobalData
  25
  26 from CommonDataClass.DataClass import *
  27 from Common.DataType import *
  28 from Common.String import *
  29 from Common.Misc import GuidStructureStringToGuidString, CheckPcdDatum, PathClass, AnalyzePcdData, AnalyzeDscPcd
  30 from Common.Expression import *
  31 from CommonDataClass.Exceptions import *
  32 from Common.LongFilePathSupport import OpenLongFilePath as open
  33
  34 from MetaFileTable import MetaFileStorage
  35 from MetaFileCommentParser import CheckInfComment
  36
  37 ## A decorator used to parse macro definition
  38 def ParseMacro(Parser):
  39     def MacroParser(self):
  40         Match = gMacroDefPattern.match(self._CurrentLine)
  41         if not Match:
  42             # Not 'DEFINE/EDK_GLOBAL' statement, call decorated method
  43             Parser(self)
  44             return
  45
  46         TokenList = GetSplitValueList(self._CurrentLine[Match.end(1):], TAB_EQUAL_SPLIT, 1)
  47         # Syntax check
  48         if not TokenList[0]:
  49             EdkLogger.error('Parser', FORMAT_INVALID, "No macro name given",
  50                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
  51         if len(TokenList) < 2:
  52             TokenList.append('')
  53
  54         Type = Match.group(1)
  55         Name, Value = TokenList
  56         # Global macros can be only defined via environment variable
  57         if Name in GlobalData.gGlobalDefines:
  58             EdkLogger.error('Parser', FORMAT_INVALID, "%s can only be defined via environment variable" % Name,
  59                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
  60         # Only upper case letters, digit and '_' are allowed
  61         if not gMacroNamePattern.match(Name):
  62             EdkLogger.error('Parser', FORMAT_INVALID, "The macro name must be in the pattern [A-Z][A-Z0-9_]*",
  63                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
  64
  65         Value = ReplaceMacro(Value, self._Macros)
  66         if Type in self.DataType:
  67             self._ItemType = self.DataType[Type]
  68         else:
  69             self._ItemType = MODEL_META_DATA_DEFINE
  70         # DEFINE defined macros
  71         if Type == TAB_DSC_DEFINES_DEFINE:
  72             #
  73             # First judge whether this DEFINE is in conditional directive statements or not.
  74             #
  75             if type(self) == DscParser and self._InDirective > -1:
  76                 pass
  77             else:
  78                 if type(self) == DecParser:
  79                     if MODEL_META_DATA_HEADER in self._SectionType:
  80                         self._FileLocalMacros[Name] = Value
  81                     else:
  82                         self._ConstructSectionMacroDict(Name, Value)
  83                 elif self._SectionType == MODEL_META_DATA_HEADER:
  84                     self._FileLocalMacros[Name] = Value
  85                 else:
  86                     self._ConstructSectionMacroDict(Name, Value)
  87
  88         # EDK_GLOBAL defined macros
  89         elif type(self) != DscParser:
  90             EdkLogger.error('Parser', FORMAT_INVALID, "EDK_GLOBAL can only be used in .dsc file",
  91                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
  92         elif self._SectionType != MODEL_META_DATA_HEADER:
  93             EdkLogger.error('Parser', FORMAT_INVALID, "EDK_GLOBAL can only be used under [Defines] section",
  94                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
  95         elif (Name in self._FileLocalMacros) and (self._FileLocalMacros[Name] != Value):
  96             EdkLogger.error('Parser', FORMAT_INVALID, "EDK_GLOBAL defined a macro with the same name and different value as one defined by 'DEFINE'",
  97                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
  98
  99         self._ValueList = [Type, Name, Value]
 100
 101     return MacroParser
 102
 103 ## Base class of parser
 104 #
 105 #  This class is used for derivation purpose. The specific parser for one kind
 106 # type file must derive this class and implement some public interfaces.
 107 #
 108 #   @param      FilePath        The path of platform description file
 109 #   @param      FileType        The raw data of DSC file
 110 #   @param      Table           Database used to retrieve module/package information
 111 #   @param      Macros          Macros used for replacement in file
 112 #   @param      Owner           Owner ID (for sub-section parsing)
 113 #   @param      From            ID from which the data comes (for !INCLUDE directive)
 114 #
 115 class MetaFileParser(object):
 116     # data type (file content) for specific file type
 117     DataType = {}
 118
 119     # Parser objects used to implement singleton
 120     MetaFiles = {}
 121
 122     ## Factory method
 123     #
 124     # One file, one parser object. This factory method makes sure that there's
 125     # only one object constructed for one meta file.
 126     #
 127     #   @param  Class           class object of real AutoGen class
 128     #                           (InfParser, DecParser or DscParser)
 129     #   @param  FilePath        The path of meta file
 130     #   @param  *args           The specific class related parameters
 131     #   @param  **kwargs        The specific class related dict parameters
 132     #
 133     def __new__(Class, FilePath, *args, **kwargs):
 134         if FilePath in Class.MetaFiles:
 135             return Class.MetaFiles[FilePath]
 136         else:
 137             ParserObject = super(MetaFileParser, Class).__new__(Class)
 138             Class.MetaFiles[FilePath] = ParserObject
 139             return ParserObject
 140
 141     ## Constructor of MetaFileParser
 142     #
 143     #  Initialize object of MetaFileParser
 144     #
 145     #   @param      FilePath        The path of platform description file
 146     #   @param      FileType        The raw data of DSC file
 147     #   @param      Table           Database used to retrieve module/package information
 148     #   @param      Macros          Macros used for replacement in file
 149     #   @param      Owner           Owner ID (for sub-section parsing)
 150     #   @param      From            ID from which the data comes (for !INCLUDE directive)
 151     #
 152     def __init__(self, FilePath, FileType, Table, Owner= -1, From= -1):
 153         self._Table = Table
 154         self._RawTable = Table
 155         self._FileType = FileType
 156         self.MetaFile = FilePath
 157         self._FileDir = self.MetaFile.Dir
 158         self._Defines = {}
 159         self._FileLocalMacros = {}
 160         self._SectionsMacroDict = {}
 161
 162         # for recursive parsing
 163         self._Owner = [Owner]
 164         self._From = From
 165
 166         # parsr status for parsing
 167         self._ValueList = ['', '', '', '', '']
 168         self._Scope = []
 169         self._LineIndex = 0
 170         self._CurrentLine = ''
 171         self._SectionType = MODEL_UNKNOWN
 172         self._SectionName = ''
 173         self._InSubsection = False
 174         self._SubsectionType = MODEL_UNKNOWN
 175         self._SubsectionName = ''
 176         self._ItemType = MODEL_UNKNOWN
 177         self._LastItem = -1
 178         self._Enabled = 0
 179         self._Finished = False
 180         self._PostProcessed = False
 181         # Different version of meta-file has different way to parse.
 182         self._Version = 0
 183
 184     ## Store the parsed data in table
 185     def _Store(self, *Args):
 186         return self._Table.Insert(*Args)
 187
 188     ## Virtual method for starting parse
 189     def Start(self):
 190         raise NotImplementedError
 191
 192     ## Notify a post-process is needed
 193     def DoPostProcess(self):
 194         self._PostProcessed = False
 195
 196     ## Set parsing complete flag in both class and table
 197     def _Done(self):
 198         self._Finished = True
 199         ## Do not set end flag when processing included files
 200         if self._From == -1:
 201             self._Table.SetEndFlag()
 202
 203     def _PostProcess(self):
 204         self._PostProcessed = True
 205
 206     ## Get the parse complete flag
 207     def _GetFinished(self):
 208         return self._Finished
 209
 210     ## Set the complete flag
 211     def _SetFinished(self, Value):
 212         self._Finished = Value
 213
 214     ## Use [] style to query data in table, just for readability
 215     #
 216     #   DataInfo = [data_type, scope1(arch), scope2(platform/moduletype)]
 217     #
 218     def __getitem__(self, DataInfo):
 219         if type(DataInfo) != type(()):
 220             DataInfo = (DataInfo,)
 221
 222         # Parse the file first, if necessary
 223         if not self._Finished:
 224             if self._RawTable.IsIntegrity():
 225                 self._Finished = True
 226             else:
 227                 self._Table = self._RawTable
 228                 self._PostProcessed = False
 229                 self.Start()
 230
 231         # No specific ARCH or Platform given, use raw data
 232         if self._RawTable and (len(DataInfo) == 1 or DataInfo[1] == None):
 233             return self._RawTable.Query(*DataInfo)
 234
 235         # Do post-process if necessary
 236         if not self._PostProcessed:
 237             self._PostProcess()
 238
 239         return self._Table.Query(*DataInfo)
 240
 241     ## Data parser for the common format in different type of file
 242     #
 243     #   The common format in the meatfile is like
 244     #
 245     #       xxx1 | xxx2 | xxx3
 246     #
 247     @ParseMacro
 248     def _CommonParser(self):
 249         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT)
 250         self._ValueList[0:len(TokenList)] = TokenList
 251
 252     ## Data parser for the format in which there's path
 253     #
 254     #   Only path can have macro used. So we need to replace them before use.
 255     #
 256     @ParseMacro
 257     def _PathParser(self):
 258         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT)
 259         self._ValueList[0:len(TokenList)] = TokenList
 260         # Don't do macro replacement for dsc file at this point
 261         if type(self) != DscParser:
 262             Macros = self._Macros
 263             self._ValueList = [ReplaceMacro(Value, Macros) for Value in self._ValueList]
 264
 265     ## Skip unsupported data
 266     def _Skip(self):
 267         EdkLogger.warn("Parser", "Unrecognized content", File=self.MetaFile,
 268                         Line=self._LineIndex + 1, ExtraData=self._CurrentLine);
 269         self._ValueList[0:1] = [self._CurrentLine]
 270
 271     ## Skip unsupported data for UserExtension Section
 272     def _SkipUserExtension(self):
 273         self._ValueList[0:1] = [self._CurrentLine]
 274
 275     ## Section header parser
 276     #
 277     #   The section header is always in following format:
 278     #
 279     #       [section_name.arch<.platform|module_type>]
 280     #
 281     def _SectionHeaderParser(self):
 282         self._Scope = []
 283         self._SectionName = ''
 284         ArchList = set()
 285         for Item in GetSplitValueList(self._CurrentLine[1:-1], TAB_COMMA_SPLIT):
 286             if Item == '':
 287                 continue
 288             ItemList = GetSplitValueList(Item, TAB_SPLIT,2)
 289             # different section should not mix in one section
 290             if self._SectionName != '' and self._SectionName != ItemList[0].upper():
 291                 EdkLogger.error('Parser', FORMAT_INVALID, "Different section names in the same section",
 292                                 File=self.MetaFile, Line=self._LineIndex + 1, ExtraData=self._CurrentLine)
 293             self._SectionName = ItemList[0].upper()
 294             if self._SectionName in self.DataType:
 295                 self._SectionType = self.DataType[self._SectionName]
 296                 # Check if the section name is valid
 297                 if self._SectionName not in SECTIONS_HAVE_ITEM_AFTER_ARCH and len(ItemList) > 3:
 298                     EdkLogger.error("Parser", FORMAT_UNKNOWN_ERROR, "%s is not a valid section name" % Item,
 299                                     self.MetaFile, self._LineIndex + 1, self._CurrentLine)
 300             elif self._Version >= 0x00010005:
 301                 EdkLogger.error("Parser", FORMAT_UNKNOWN_ERROR, "%s is not a valid section name" % Item,
 302                                 self.MetaFile, self._LineIndex + 1, self._CurrentLine)
 303             else:
 304                 self._SectionType = MODEL_UNKNOWN
 305
 306             # S1 is always Arch
 307             if len(ItemList) > 1:
 308                 S1 = ItemList[1].upper()
 309             else:
 310                 S1 = 'COMMON'
 311             ArchList.add(S1)
 312
 313             # S2 may be Platform or ModuleType
 314             if len(ItemList) > 2:
 315                 if self._SectionName.upper() in SECTIONS_HAVE_ITEM_PCD:
 316                     S2 = ItemList[2]
 317                 else:
 318                     S2 = ItemList[2].upper()
 319             else:
 320                 S2 = 'COMMON'
 321             self._Scope.append([S1, S2])
 322
 323         # 'COMMON' must not be used with specific ARCHs at the same section
 324         if 'COMMON' in ArchList and len(ArchList) > 1:
 325             EdkLogger.error('Parser', FORMAT_INVALID, "'common' ARCH must not be used with specific ARCHs",
 326                             File=self.MetaFile, Line=self._LineIndex + 1, ExtraData=self._CurrentLine)
 327         # If the section information is needed later, it should be stored in database
 328         self._ValueList[0] = self._SectionName
 329
 330     ## [defines] section parser
 331     @ParseMacro
 332     def _DefineParser(self):
 333         TokenList = GetSplitValueList(self._CurrentLine, TAB_EQUAL_SPLIT, 1)
 334         self._ValueList[1:len(TokenList)] = TokenList
 335         if not self._ValueList[1]:
 336             EdkLogger.error('Parser', FORMAT_INVALID, "No name specified",
 337                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
 338         if not self._ValueList[2]:
 339             EdkLogger.error('Parser', FORMAT_INVALID, "No value specified",
 340                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
 341
 342         self._ValueList = [ReplaceMacro(Value, self._Macros) for Value in self._ValueList]
 343         Name, Value = self._ValueList[1], self._ValueList[2]
 344         # Sometimes, we need to make differences between EDK and EDK2 modules
 345         if Name == 'INF_VERSION':
 346             if re.match(r'0[xX][\da-f-A-F]{5,8}', Value):
 347                 self._Version = int(Value, 0)
 348             elif re.match(r'\d+\.\d+', Value):
 349                 ValueList = Value.split('.')
 350                 Major = '%04o' % int(ValueList[0], 0)
 351                 Minor = '%04o' % int(ValueList[1], 0)
 352                 self._Version = int('0x' + Major + Minor, 0)
 353             else:
 354                 EdkLogger.error('Parser', FORMAT_INVALID, "Invalid version number",
 355                                 ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
 356
 357         if type(self) == InfParser and self._Version < 0x00010005:
 358             # EDK module allows using defines as macros
 359             self._FileLocalMacros[Name] = Value
 360         self._Defines[Name] = Value
 361
 362     ## [BuildOptions] section parser
 363     @ParseMacro
 364     def _BuildOptionParser(self):
 365         self._CurrentLine = CleanString(self._CurrentLine, BuildOption=True)
 366         TokenList = GetSplitValueList(self._CurrentLine, TAB_EQUAL_SPLIT, 1)
 367         TokenList2 = GetSplitValueList(TokenList[0], ':', 1)
 368         if len(TokenList2) == 2:
 369             self._ValueList[0] = TokenList2[0]              # toolchain family
 370             self._ValueList[1] = TokenList2[1]              # keys
 371         else:
 372             self._ValueList[1] = TokenList[0]
 373         if len(TokenList) == 2 and type(self) != DscParser: # value
 374             self._ValueList[2] = ReplaceMacro(TokenList[1], self._Macros)
 375
 376         if self._ValueList[1].count('_') != 4:
 377             EdkLogger.error(
 378                 'Parser',
 379                 FORMAT_INVALID,
 380                 "'%s' must be in format of <TARGET>_<TOOLCHAIN>_<ARCH>_<TOOL>_FLAGS" % self._ValueList[1],
 381                 ExtraData=self._CurrentLine,
 382                 File=self.MetaFile,
 383                 Line=self._LineIndex + 1
 384                 )
 385     def GetValidExpression(self, TokenSpaceGuid, PcdCName):
 386         return self._Table.GetValidExpression(TokenSpaceGuid, PcdCName)
 387     def _GetMacros(self):
 388         Macros = {}
 389         Macros.update(self._FileLocalMacros)
 390         Macros.update(self._GetApplicableSectionMacro())
 391         return Macros
 392
 393     ## Construct section Macro dict
 394     def _ConstructSectionMacroDict(self, Name, Value):
 395         ScopeKey = [(Scope[0], Scope[1]) for Scope in self._Scope]
 396         ScopeKey = tuple(ScopeKey)
 397         SectionDictKey = self._SectionType, ScopeKey
 398         #
 399         # DecParser SectionType is a list, will contain more than one item only in Pcd Section
 400         # As Pcd section macro usage is not alllowed, so here it is safe
 401         #
 402         if type(self) == DecParser:
 403             SectionDictKey = self._SectionType[0], ScopeKey
 404         if SectionDictKey not in self._SectionsMacroDict:
 405             self._SectionsMacroDict[SectionDictKey] = {}
 406         SectionLocalMacros = self._SectionsMacroDict[SectionDictKey]
 407         SectionLocalMacros[Name] = Value
 408
 409     ## Get section Macros that are applicable to current line, which may come from other sections
 410     ## that share the same name while scope is wider
 411     def _GetApplicableSectionMacro(self):
 412         Macros = {}
 413
 414         ComComMacroDict = {}
 415         ComSpeMacroDict = {}
 416         SpeSpeMacroDict = {}
 417
 418         ActiveSectionType = self._SectionType
 419         if type(self) == DecParser:
 420             ActiveSectionType = self._SectionType[0]
 421
 422         for (SectionType, Scope) in self._SectionsMacroDict:
 423             if SectionType != ActiveSectionType:
 424                 continue
 425
 426             for ActiveScope in self._Scope:
 427                 Scope0, Scope1 = ActiveScope[0], ActiveScope[1]
 428                 if(Scope0, Scope1) not in Scope:
 429                     break
 430             else:
 431                 SpeSpeMacroDict.update(self._SectionsMacroDict[(SectionType, Scope)])
 432
 433             for ActiveScope in self._Scope:
 434                 Scope0, Scope1 = ActiveScope[0], ActiveScope[1]
 435                 if(Scope0, Scope1) not in Scope and (Scope0, "COMMON") not in Scope and ("COMMON", Scope1) not in Scope:
 436                     break
 437             else:
 438                 ComSpeMacroDict.update(self._SectionsMacroDict[(SectionType, Scope)])
 439
 440             if ("COMMON", "COMMON") in Scope:
 441                 ComComMacroDict.update(self._SectionsMacroDict[(SectionType, Scope)])
 442
 443         Macros.update(ComComMacroDict)
 444         Macros.update(ComSpeMacroDict)
 445         Macros.update(SpeSpeMacroDict)
 446
 447         return Macros
 448
 449     _SectionParser = {}
 450     Finished = property(_GetFinished, _SetFinished)
 451     _Macros = property(_GetMacros)
 452
 453
 454 ## INF file parser class
 455 #
 456 #   @param      FilePath        The path of platform description file
 457 #   @param      FileType        The raw data of DSC file
 458 #   @param      Table           Database used to retrieve module/package information
 459 #   @param      Macros          Macros used for replacement in file
 460 #
 461 class InfParser(MetaFileParser):
 462     # INF file supported data types (one type per section)
 463     DataType = {
 464         TAB_UNKNOWN.upper() : MODEL_UNKNOWN,
 465         TAB_INF_DEFINES.upper() : MODEL_META_DATA_HEADER,
 466         TAB_DSC_DEFINES_DEFINE : MODEL_META_DATA_DEFINE,
 467         TAB_BUILD_OPTIONS.upper() : MODEL_META_DATA_BUILD_OPTION,
 468         TAB_INCLUDES.upper() : MODEL_EFI_INCLUDE,
 469         TAB_LIBRARIES.upper() : MODEL_EFI_LIBRARY_INSTANCE,
 470         TAB_LIBRARY_CLASSES.upper() : MODEL_EFI_LIBRARY_CLASS,
 471         TAB_PACKAGES.upper() : MODEL_META_DATA_PACKAGE,
 472         TAB_NMAKE.upper() : MODEL_META_DATA_NMAKE,
 473         TAB_INF_FIXED_PCD.upper() : MODEL_PCD_FIXED_AT_BUILD,
 474         TAB_INF_PATCH_PCD.upper() : MODEL_PCD_PATCHABLE_IN_MODULE,
 475         TAB_INF_FEATURE_PCD.upper() : MODEL_PCD_FEATURE_FLAG,
 476         TAB_INF_PCD_EX.upper() : MODEL_PCD_DYNAMIC_EX,
 477         TAB_INF_PCD.upper() : MODEL_PCD_DYNAMIC,
 478         TAB_SOURCES.upper() : MODEL_EFI_SOURCE_FILE,
 479         TAB_GUIDS.upper() : MODEL_EFI_GUID,
 480         TAB_PROTOCOLS.upper() : MODEL_EFI_PROTOCOL,
 481         TAB_PPIS.upper() : MODEL_EFI_PPI,
 482         TAB_DEPEX.upper() : MODEL_EFI_DEPEX,
 483         TAB_BINARIES.upper() : MODEL_EFI_BINARY_FILE,
 484         TAB_USER_EXTENSIONS.upper() : MODEL_META_DATA_USER_EXTENSION
 485     }
 486
 487     ## Constructor of InfParser
 488     #
 489     #  Initialize object of InfParser
 490     #
 491     #   @param      FilePath        The path of module description file
 492     #   @param      FileType        The raw data of DSC file
 493     #   @param      Table           Database used to retrieve module/package information
 494     #   @param      Macros          Macros used for replacement in file
 495     #
 496     def __init__(self, FilePath, FileType, Table):
 497         # prevent re-initialization
 498         if hasattr(self, "_Table"):
 499             return
 500         MetaFileParser.__init__(self, FilePath, FileType, Table)
 501         self.PcdsDict = {}
 502
 503     ## Parser starter
 504     def Start(self):
 505         NmakeLine = ''
 506         Content = ''
 507         try:
 508             Content = open(str(self.MetaFile), 'r').readlines()
 509         except:
 510             EdkLogger.error("Parser", FILE_READ_FAILURE, ExtraData=self.MetaFile)
 511
 512         # parse the file line by line
 513         IsFindBlockComment = False
 514         GetHeaderComment = False
 515         TailComments = []
 516         SectionComments = []
 517         Comments = []
 518
 519         for Index in range(0, len(Content)):
 520             # skip empty, commented, block commented lines
 521             Line, Comment = CleanString2(Content[Index], AllowCppStyleComment=True)
 522             NextLine = ''
 523             if Index + 1 < len(Content):
 524                 NextLine, NextComment = CleanString2(Content[Index + 1])
 525             if Line == '':
 526                 if Comment:
 527                     Comments.append((Comment, Index + 1))
 528                 elif GetHeaderComment:
 529                     SectionComments.extend(Comments)
 530                     Comments = []
 531                 continue
 532             if Line.find(DataType.TAB_COMMENT_EDK_START) > -1:
 533                 IsFindBlockComment = True
 534                 continue
 535             if Line.find(DataType.TAB_COMMENT_EDK_END) > -1:
 536                 IsFindBlockComment = False
 537                 continue
 538             if IsFindBlockComment:
 539                 continue
 540
 541             self._LineIndex = Index
 542             self._CurrentLine = Line
 543
 544             # section header
 545             if Line[0] == TAB_SECTION_START and Line[-1] == TAB_SECTION_END:
 546                 if not GetHeaderComment:
 547                     for Cmt, LNo in Comments:
 548                         self._Store(MODEL_META_DATA_HEADER_COMMENT, Cmt, '', '', 'COMMON',
 549                                     'COMMON', self._Owner[-1], LNo, -1, LNo, -1, 0)
 550                     GetHeaderComment = True
 551                 else:
 552                     TailComments.extend(SectionComments + Comments)
 553                 Comments = []
 554                 self._SectionHeaderParser()
 555                 # Check invalid sections
 556                 if self._Version < 0x00010005:
 557                     if self._SectionType in [MODEL_META_DATA_BUILD_OPTION,
 558                                              MODEL_EFI_LIBRARY_CLASS,
 559                                              MODEL_META_DATA_PACKAGE,
 560                                              MODEL_PCD_FIXED_AT_BUILD,
 561                                              MODEL_PCD_PATCHABLE_IN_MODULE,
 562                                              MODEL_PCD_FEATURE_FLAG,
 563                                              MODEL_PCD_DYNAMIC_EX,
 564                                              MODEL_PCD_DYNAMIC,
 565                                              MODEL_EFI_GUID,
 566                                              MODEL_EFI_PROTOCOL,
 567                                              MODEL_EFI_PPI,
 568                                              MODEL_META_DATA_USER_EXTENSION]:
 569                         EdkLogger.error('Parser', FORMAT_INVALID,
 570                                         "Section [%s] is not allowed in inf file without version" % (self._SectionName),
 571                                         ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
 572                 elif self._SectionType in [MODEL_EFI_INCLUDE,
 573                                            MODEL_EFI_LIBRARY_INSTANCE,
 574                                            MODEL_META_DATA_NMAKE]:
 575                     EdkLogger.error('Parser', FORMAT_INVALID,
 576                                     "Section [%s] is not allowed in inf file with version 0x%08x" % (self._SectionName, self._Version),
 577                                     ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
 578                 continue
 579             # merge two lines specified by '\' in section NMAKE
 580             elif self._SectionType == MODEL_META_DATA_NMAKE:
 581                 if Line[-1] == '\\':
 582                     if NextLine == '':
 583                         self._CurrentLine = NmakeLine + Line[0:-1]
 584                         NmakeLine = ''
 585                     else:
 586                         if NextLine[0] == TAB_SECTION_START and NextLine[-1] == TAB_SECTION_END:
 587                             self._CurrentLine = NmakeLine + Line[0:-1]
 588                             NmakeLine = ''
 589                         else:
 590                             NmakeLine = NmakeLine + ' ' + Line[0:-1]
 591                             continue
 592                 else:
 593                     self._CurrentLine = NmakeLine + Line
 594                     NmakeLine = ''
 595
 596             # section content
 597             self._ValueList = ['', '', '']
 598             # parse current line, result will be put in self._ValueList
 599             self._SectionParser[self._SectionType](self)
 600             if self._ValueList == None or self._ItemType == MODEL_META_DATA_DEFINE:
 601                 self._ItemType = -1
 602                 Comments = []
 603                 continue
 604             if Comment:
 605                 Comments.append((Comment, Index + 1))
 606             if GlobalData.gOptions and GlobalData.gOptions.CheckUsage:
 607                 CheckInfComment(self._SectionType, Comments, str(self.MetaFile), Index + 1, self._ValueList)
 608             #
 609             # Model, Value1, Value2, Value3, Arch, Platform, BelongsToItem=-1,
 610             # LineBegin=-1, ColumnBegin=-1, LineEnd=-1, ColumnEnd=-1, Enabled=-1
 611             #
 612             for Arch, Platform in self._Scope:
 613                 LastItem = self._Store(self._SectionType,
 614                             self._ValueList[0],
 615                             self._ValueList[1],
 616                             self._ValueList[2],
 617                             Arch,
 618                             Platform,
 619                             self._Owner[-1],
 620                             self._LineIndex + 1,
 621                             - 1,
 622                             self._LineIndex + 1,
 623                             - 1,
 624                             0
 625                             )
 626                 for Comment, LineNo in Comments:
 627                     self._Store(MODEL_META_DATA_COMMENT, Comment, '', '', Arch, Platform,
 628                                 LastItem, LineNo, -1, LineNo, -1, 0)
 629             Comments = []
 630             SectionComments = []
 631         TailComments.extend(SectionComments + Comments)
 632         if IsFindBlockComment:
 633             EdkLogger.error("Parser", FORMAT_INVALID, "Open block comments (starting with /*) are expected to end with */",
 634                             File=self.MetaFile)
 635
 636         # If there are tail comments in INF file, save to database whatever the comments are
 637         for Comment in TailComments:
 638             self._Store(MODEL_META_DATA_TAIL_COMMENT, Comment[0], '', '', 'COMMON',
 639                                 'COMMON', self._Owner[-1], -1, -1, -1, -1, 0)
 640         self._Done()
 641
 642     ## Data parser for the format in which there's path
 643     #
 644     #   Only path can have macro used. So we need to replace them before use.
 645     #
 646     def _IncludeParser(self):
 647         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT)
 648         self._ValueList[0:len(TokenList)] = TokenList
 649         Macros = self._Macros
 650         if Macros:
 651             for Index in range(0, len(self._ValueList)):
 652                 Value = self._ValueList[Index]
 653                 if not Value:
 654                     continue
 655
 656                 if Value.upper().find('$(EFI_SOURCE)\Edk'.upper()) > -1 or Value.upper().find('$(EFI_SOURCE)/Edk'.upper()) > -1:
 657                     Value = '$(EDK_SOURCE)' + Value[17:]
 658                 if Value.find('$(EFI_SOURCE)') > -1 or Value.find('$(EDK_SOURCE)') > -1:
 659                     pass
 660                 elif Value.startswith('.'):
 661                     pass
 662                 elif Value.startswith('$('):
 663                     pass
 664                 else:
 665                     Value = '$(EFI_SOURCE)/' + Value
 666
 667                 self._ValueList[Index] = ReplaceMacro(Value, Macros)
 668
 669     ## Parse [Sources] section
 670     #
 671     #   Only path can have macro used. So we need to replace them before use.
 672     #
 673     @ParseMacro
 674     def _SourceFileParser(self):
 675         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT)
 676         self._ValueList[0:len(TokenList)] = TokenList
 677         Macros = self._Macros
 678         # For Acpi tables, remove macro like ' TABLE_NAME=Sata1'
 679         if 'COMPONENT_TYPE' in Macros:
 680             if self._Defines['COMPONENT_TYPE'].upper() == 'ACPITABLE':
 681                 self._ValueList[0] = GetSplitValueList(self._ValueList[0], ' ', 1)[0]
 682         if self._Defines['BASE_NAME'] == 'Microcode':
 683             pass
 684         self._ValueList = [ReplaceMacro(Value, Macros) for Value in self._ValueList]
 685
 686     ## Parse [Binaries] section
 687     #
 688     #   Only path can have macro used. So we need to replace them before use.
 689     #
 690     @ParseMacro
 691     def _BinaryFileParser(self):
 692         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT, 2)
 693         if len(TokenList) < 2:
 694             EdkLogger.error('Parser', FORMAT_INVALID, "No file type or path specified",
 695                             ExtraData=self._CurrentLine + " (<FileType> | <FilePath> [| <Target>])",
 696                             File=self.MetaFile, Line=self._LineIndex + 1)
 697         if not TokenList[0]:
 698             EdkLogger.error('Parser', FORMAT_INVALID, "No file type specified",
 699                             ExtraData=self._CurrentLine + " (<FileType> | <FilePath> [| <Target>])",
 700                             File=self.MetaFile, Line=self._LineIndex + 1)
 701         if not TokenList[1]:
 702             EdkLogger.error('Parser', FORMAT_INVALID, "No file path specified",
 703                             ExtraData=self._CurrentLine + " (<FileType> | <FilePath> [| <Target>])",
 704                             File=self.MetaFile, Line=self._LineIndex + 1)
 705         self._ValueList[0:len(TokenList)] = TokenList
 706         self._ValueList[1] = ReplaceMacro(self._ValueList[1], self._Macros)
 707
 708     ## [nmake] section parser (Edk.x style only)
 709     def _NmakeParser(self):
 710         TokenList = GetSplitValueList(self._CurrentLine, TAB_EQUAL_SPLIT, 1)
 711         self._ValueList[0:len(TokenList)] = TokenList
 712         # remove macros
 713         self._ValueList[1] = ReplaceMacro(self._ValueList[1], self._Macros)
 714         # remove self-reference in macro setting
 715         #self._ValueList[1] = ReplaceMacro(self._ValueList[1], {self._ValueList[0]:''})
 716
 717     ## [FixedPcd], [FeaturePcd], [PatchPcd], [Pcd] and [PcdEx] sections parser
 718     @ParseMacro
 719     def _PcdParser(self):
 720         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT, 1)
 721         ValueList = GetSplitValueList(TokenList[0], TAB_SPLIT)
 722         if len(ValueList) != 2:
 723             EdkLogger.error('Parser', FORMAT_INVALID, "Illegal token space GUID and PCD name format",
 724                             ExtraData=self._CurrentLine + " (<TokenSpaceGuidCName>.<PcdCName>)",
 725                             File=self.MetaFile, Line=self._LineIndex + 1)
 726         self._ValueList[0:1] = ValueList
 727         if len(TokenList) > 1:
 728             self._ValueList[2] = TokenList[1]
 729         if self._ValueList[0] == '' or self._ValueList[1] == '':
 730             EdkLogger.error('Parser', FORMAT_INVALID, "No token space GUID or PCD name specified",
 731                             ExtraData=self._CurrentLine + " (<TokenSpaceGuidCName>.<PcdCName>)",
 732                             File=self.MetaFile, Line=self._LineIndex + 1)
 733
 734         # if value are 'True', 'true', 'TRUE' or 'False', 'false', 'FALSE', replace with integer 1 or 0.
 735         if self._ValueList[2] != '':
 736             InfPcdValueList = GetSplitValueList(TokenList[1], TAB_VALUE_SPLIT, 1)
 737             if InfPcdValueList[0] in ['True', 'true', 'TRUE']:
 738                 self._ValueList[2] = TokenList[1].replace(InfPcdValueList[0], '1', 1);
 739             elif InfPcdValueList[0] in ['False', 'false', 'FALSE']:
 740                 self._ValueList[2] = TokenList[1].replace(InfPcdValueList[0], '0', 1);
 741         if (self._ValueList[0], self._ValueList[1]) not in self.PcdsDict:
 742             self.PcdsDict[self._ValueList[0], self._ValueList[1]] = self._SectionType
 743         elif self.PcdsDict[self._ValueList[0], self._ValueList[1]] != self._SectionType:
 744             EdkLogger.error('Parser', FORMAT_INVALID, "It is not permissible to list a specified PCD in different PCD type sections.",
 745                             ExtraData=self._CurrentLine + " (<TokenSpaceGuidCName>.<PcdCName>)",
 746                             File=self.MetaFile, Line=self._LineIndex + 1)
 747
 748     ## [depex] section parser
 749     @ParseMacro
 750     def _DepexParser(self):
 751         self._ValueList[0:1] = [self._CurrentLine]
 752
 753     _SectionParser = {
 754         MODEL_UNKNOWN                   :   MetaFileParser._Skip,
 755         MODEL_META_DATA_HEADER          :   MetaFileParser._DefineParser,
 756         MODEL_META_DATA_BUILD_OPTION    :   MetaFileParser._BuildOptionParser,
 757         MODEL_EFI_INCLUDE               :   _IncludeParser, # for Edk.x modules
 758         MODEL_EFI_LIBRARY_INSTANCE      :   MetaFileParser._CommonParser, # for Edk.x modules
 759         MODEL_EFI_LIBRARY_CLASS         :   MetaFileParser._PathParser,
 760         MODEL_META_DATA_PACKAGE         :   MetaFileParser._PathParser,
 761         MODEL_META_DATA_NMAKE           :   _NmakeParser, # for Edk.x modules
 762         MODEL_PCD_FIXED_AT_BUILD        :   _PcdParser,
 763         MODEL_PCD_PATCHABLE_IN_MODULE   :   _PcdParser,
 764         MODEL_PCD_FEATURE_FLAG          :   _PcdParser,
 765         MODEL_PCD_DYNAMIC_EX            :   _PcdParser,
 766         MODEL_PCD_DYNAMIC               :   _PcdParser,
 767         MODEL_EFI_SOURCE_FILE           :   _SourceFileParser,
 768         MODEL_EFI_GUID                  :   MetaFileParser._CommonParser,
 769         MODEL_EFI_PROTOCOL              :   MetaFileParser._CommonParser,
 770         MODEL_EFI_PPI                   :   MetaFileParser._CommonParser,
 771         MODEL_EFI_DEPEX                 :   _DepexParser,
 772         MODEL_EFI_BINARY_FILE           :   _BinaryFileParser,
 773         MODEL_META_DATA_USER_EXTENSION  :   MetaFileParser._SkipUserExtension,
 774     }
 775
 776 ## DSC file parser class
 777 #
 778 #   @param      FilePath        The path of platform description file
 779 #   @param      FileType        The raw data of DSC file
 780 #   @param      Table           Database used to retrieve module/package information
 781 #   @param      Macros          Macros used for replacement in file
 782 #   @param      Owner           Owner ID (for sub-section parsing)
 783 #   @param      From            ID from which the data comes (for !INCLUDE directive)
 784 #
 785 class DscParser(MetaFileParser):
 786     # DSC file supported data types (one type per section)
 787     DataType = {
 788         TAB_SKUIDS.upper()                          :   MODEL_EFI_SKU_ID,
 789         TAB_LIBRARIES.upper()                       :   MODEL_EFI_LIBRARY_INSTANCE,
 790         TAB_LIBRARY_CLASSES.upper()                 :   MODEL_EFI_LIBRARY_CLASS,
 791         TAB_BUILD_OPTIONS.upper()                   :   MODEL_META_DATA_BUILD_OPTION,
 792         TAB_PCDS_FIXED_AT_BUILD_NULL.upper()        :   MODEL_PCD_FIXED_AT_BUILD,
 793         TAB_PCDS_PATCHABLE_IN_MODULE_NULL.upper()   :   MODEL_PCD_PATCHABLE_IN_MODULE,
 794         TAB_PCDS_FEATURE_FLAG_NULL.upper()          :   MODEL_PCD_FEATURE_FLAG,
 795         TAB_PCDS_DYNAMIC_DEFAULT_NULL.upper()       :   MODEL_PCD_DYNAMIC_DEFAULT,
 796         TAB_PCDS_DYNAMIC_HII_NULL.upper()           :   MODEL_PCD_DYNAMIC_HII,
 797         TAB_PCDS_DYNAMIC_VPD_NULL.upper()           :   MODEL_PCD_DYNAMIC_VPD,
 798         TAB_PCDS_DYNAMIC_EX_DEFAULT_NULL.upper()    :   MODEL_PCD_DYNAMIC_EX_DEFAULT,
 799         TAB_PCDS_DYNAMIC_EX_HII_NULL.upper()        :   MODEL_PCD_DYNAMIC_EX_HII,
 800         TAB_PCDS_DYNAMIC_EX_VPD_NULL.upper()        :   MODEL_PCD_DYNAMIC_EX_VPD,
 801         TAB_COMPONENTS.upper()                      :   MODEL_META_DATA_COMPONENT,
 802         TAB_COMPONENTS_SOURCE_OVERRIDE_PATH.upper() :   MODEL_META_DATA_COMPONENT_SOURCE_OVERRIDE_PATH,
 803         TAB_DSC_DEFINES.upper()                     :   MODEL_META_DATA_HEADER,
 804         TAB_DSC_DEFINES_DEFINE                      :   MODEL_META_DATA_DEFINE,
 805         TAB_DSC_DEFINES_EDKGLOBAL                   :   MODEL_META_DATA_GLOBAL_DEFINE,
 806         TAB_INCLUDE.upper()                         :   MODEL_META_DATA_INCLUDE,
 807         TAB_IF.upper()                              :   MODEL_META_DATA_CONDITIONAL_STATEMENT_IF,
 808         TAB_IF_DEF.upper()                          :   MODEL_META_DATA_CONDITIONAL_STATEMENT_IFDEF,
 809         TAB_IF_N_DEF.upper()                        :   MODEL_META_DATA_CONDITIONAL_STATEMENT_IFNDEF,
 810         TAB_ELSE_IF.upper()                         :   MODEL_META_DATA_CONDITIONAL_STATEMENT_ELSEIF,
 811         TAB_ELSE.upper()                            :   MODEL_META_DATA_CONDITIONAL_STATEMENT_ELSE,
 812         TAB_END_IF.upper()                          :   MODEL_META_DATA_CONDITIONAL_STATEMENT_ENDIF,
 813         TAB_USER_EXTENSIONS.upper()                 :   MODEL_META_DATA_USER_EXTENSION,
 814     }
 815
 816     # Valid names in define section
 817     DefineKeywords = [
 818         "DSC_SPECIFICATION",
 819         "PLATFORM_NAME",
 820         "PLATFORM_GUID",
 821         "PLATFORM_VERSION",
 822         "SKUID_IDENTIFIER",
 823         "PCD_INFO_GENERATION",
 824         "PCD_VAR_CHECK_GENERATION",
 825         "SUPPORTED_ARCHITECTURES",
 826         "BUILD_TARGETS",
 827         "OUTPUT_DIRECTORY",
 828         "FLASH_DEFINITION",
 829         "BUILD_NUMBER",
 830         "RFC_LANGUAGES",
 831         "ISO_LANGUAGES",
 832         "TIME_STAMP_FILE",
 833         "VPD_TOOL_GUID",
 834         "FIX_LOAD_TOP_MEMORY_ADDRESS",
 835         "PREBUILD",
 836         "POSTBUILD"
 837     ]
 838
 839     SubSectionDefineKeywords = [
 840         "FILE_GUID"
 841     ]
 842
 843     SymbolPattern = ValueExpression.SymbolPattern
 844
 845     ## Constructor of DscParser
 846     #
 847     #  Initialize object of DscParser
 848     #
 849     #   @param      FilePath        The path of platform description file
 850     #   @param      FileType        The raw data of DSC file
 851     #   @param      Table           Database used to retrieve module/package information
 852     #   @param      Macros          Macros used for replacement in file
 853     #   @param      Owner           Owner ID (for sub-section parsing)
 854     #   @param      From            ID from which the data comes (for !INCLUDE directive)
 855     #
 856     def __init__(self, FilePath, FileType, Table, Owner= -1, From= -1):
 857         # prevent re-initialization
 858         if hasattr(self, "_Table"):
 859             return
 860         MetaFileParser.__init__(self, FilePath, FileType, Table, Owner, From)
 861         self._Version = 0x00010005  # Only EDK2 dsc file is supported
 862         # to store conditional directive evaluation result
 863         self._DirectiveStack = []
 864         self._DirectiveEvalStack = []
 865         self._Enabled = 1
 866
 867         #
 868         # Specify whether current line is in uncertain condition
 869         #
 870         self._InDirective = -1
 871
 872         # Final valid replacable symbols
 873         self._Symbols = {}
 874         #
 875         #  Map the ID between the original table and new table to track
 876         #  the owner item
 877         #
 878         self._IdMapping = {-1:-1}
 879
 880     ## Parser starter
 881     def Start(self):
 882         Content = ''
 883         try:
 884             Content = open(str(self.MetaFile), 'r').readlines()
 885         except:
 886             EdkLogger.error("Parser", FILE_READ_FAILURE, ExtraData=self.MetaFile)
 887
 888         OwnerId = {}
 889         for Index in range(0, len(Content)):
 890             Line = CleanString(Content[Index])
 891             # skip empty line
 892             if Line == '':
 893                 continue
 894
 895             self._CurrentLine = Line
 896             self._LineIndex = Index
 897             if self._InSubsection and self._Owner[-1] == -1:
 898                 self._Owner.append(self._LastItem)
 899
 900             # section header
 901             if Line[0] == TAB_SECTION_START and Line[-1] == TAB_SECTION_END:
 902                 self._SectionType = MODEL_META_DATA_SECTION_HEADER
 903             # subsection ending
 904             elif Line[0] == '}' and self._InSubsection:
 905                 self._InSubsection = False
 906                 self._SubsectionType = MODEL_UNKNOWN
 907                 self._SubsectionName = ''
 908                 self._Owner[-1] = -1
 909                 OwnerId = {}
 910                 continue
 911             # subsection header
 912             elif Line[0] == TAB_OPTION_START and Line[-1] == TAB_OPTION_END:
 913                 self._SubsectionType = MODEL_META_DATA_SUBSECTION_HEADER
 914             # directive line
 915             elif Line[0] == '!':
 916                 self._DirectiveParser()
 917                 continue
 918             if Line[0] == TAB_OPTION_START and not self._InSubsection:
 919                 EdkLogger.error("Parser", FILE_READ_FAILURE, "Missing the '{' before %s in Line %s" % (Line, Index+1),ExtraData=self.MetaFile)
 920
 921             if self._InSubsection:
 922                 SectionType = self._SubsectionType
 923             else:
 924                 SectionType = self._SectionType
 925             self._ItemType = SectionType
 926
 927             self._ValueList = ['', '', '']
 928             self._SectionParser[SectionType](self)
 929             if self._ValueList == None:
 930                 continue
 931             #
 932             # Model, Value1, Value2, Value3, Arch, ModuleType, BelongsToItem=-1, BelongsToFile=-1,
 933             # LineBegin=-1, ColumnBegin=-1, LineEnd=-1, ColumnEnd=-1, Enabled=-1
 934             #
 935             for Arch, ModuleType in self._Scope:
 936                 Owner = self._Owner[-1]
 937                 if self._SubsectionType != MODEL_UNKNOWN:
 938                     Owner = OwnerId[Arch]
 939                 self._LastItem = self._Store(
 940                                         self._ItemType,
 941                                         self._ValueList[0],
 942                                         self._ValueList[1],
 943                                         self._ValueList[2],
 944                                         Arch,
 945                                         ModuleType,
 946                                         Owner,
 947                                         self._From,
 948                                         self._LineIndex + 1,
 949                                         - 1,
 950                                         self._LineIndex + 1,
 951                                         - 1,
 952                                         self._Enabled
 953                                         )
 954                 if self._SubsectionType == MODEL_UNKNOWN and self._InSubsection:
 955                     OwnerId[Arch] = self._LastItem
 956
 957         if self._DirectiveStack:
 958             Type, Line, Text = self._DirectiveStack[-1]
 959             EdkLogger.error('Parser', FORMAT_INVALID, "No matching '!endif' found",
 960                             ExtraData=Text, File=self.MetaFile, Line=Line)
 961         self._Done()
 962
 963     ## <subsection_header> parser
 964     def _SubsectionHeaderParser(self):
 965         self._SubsectionName = self._CurrentLine[1:-1].upper()
 966         if self._SubsectionName in self.DataType:
 967             self._SubsectionType = self.DataType[self._SubsectionName]
 968         else:
 969             self._SubsectionType = MODEL_UNKNOWN
 970             EdkLogger.warn("Parser", "Unrecognized sub-section", File=self.MetaFile,
 971                            Line=self._LineIndex + 1, ExtraData=self._CurrentLine)
 972         self._ValueList[0] = self._SubsectionName
 973
 974     ## Directive statement parser
 975     def _DirectiveParser(self):
 976         self._ValueList = ['', '', '']
 977         TokenList = GetSplitValueList(self._CurrentLine, ' ', 1)
 978         self._ValueList[0:len(TokenList)] = TokenList
 979
 980         # Syntax check
 981         DirectiveName = self._ValueList[0].upper()
 982         if DirectiveName not in self.DataType:
 983             EdkLogger.error("Parser", FORMAT_INVALID, "Unknown directive [%s]" % DirectiveName,
 984                             File=self.MetaFile, Line=self._LineIndex + 1)
 985
 986         if DirectiveName in ['!IF', '!IFDEF', '!IFNDEF']:
 987             self._InDirective += 1
 988
 989         if DirectiveName in ['!ENDIF']:
 990             self._InDirective -= 1
 991
 992         if DirectiveName in ['!IF', '!IFDEF', '!INCLUDE', '!IFNDEF', '!ELSEIF'] and self._ValueList[1] == '':
 993             EdkLogger.error("Parser", FORMAT_INVALID, "Missing expression",
 994                             File=self.MetaFile, Line=self._LineIndex + 1,
 995                             ExtraData=self._CurrentLine)
 996
 997         ItemType = self.DataType[DirectiveName]
 998         Scope = [['COMMON', 'COMMON']]
 999         if ItemType == MODEL_META_DATA_INCLUDE:
1000             Scope = self._Scope
1001         if ItemType == MODEL_META_DATA_CONDITIONAL_STATEMENT_ENDIF:
1002             # Remove all directives between !if and !endif, including themselves
1003             while self._DirectiveStack:
1004                 # Remove any !else or !elseif
1005                 DirectiveInfo = self._DirectiveStack.pop()
1006                 if DirectiveInfo[0] in [MODEL_META_DATA_CONDITIONAL_STATEMENT_IF,
1007                                         MODEL_META_DATA_CONDITIONAL_STATEMENT_IFDEF,
1008                                         MODEL_META_DATA_CONDITIONAL_STATEMENT_IFNDEF]:
1009                     break
1010             else:
1011                 EdkLogger.error("Parser", FORMAT_INVALID, "Redundant '!endif'",
1012                                 File=self.MetaFile, Line=self._LineIndex + 1,
1013                                 ExtraData=self._CurrentLine)
1014         elif ItemType != MODEL_META_DATA_INCLUDE:
1015             # Break if there's a !else is followed by a !elseif
1016             if ItemType == MODEL_META_DATA_CONDITIONAL_STATEMENT_ELSEIF and \
1017                self._DirectiveStack and \
1018                self._DirectiveStack[-1][0] == MODEL_META_DATA_CONDITIONAL_STATEMENT_ELSE:
1019                 EdkLogger.error("Parser", FORMAT_INVALID, "'!elseif' after '!else'",
1020                                 File=self.MetaFile, Line=self._LineIndex + 1,
1021                                 ExtraData=self._CurrentLine)
1022             self._DirectiveStack.append((ItemType, self._LineIndex + 1, self._CurrentLine))
1023
1024         #
1025         # Model, Value1, Value2, Value3, Arch, ModuleType, BelongsToItem=-1, BelongsToFile=-1,
1026         # LineBegin=-1, ColumnBegin=-1, LineEnd=-1, ColumnEnd=-1, Enabled=-1
1027         #
1028         for Arch, ModuleType in Scope:
1029             self._LastItem = self._Store(
1030                                     ItemType,
1031                                     self._ValueList[0],
1032                                     self._ValueList[1],
1033                                     self._ValueList[2],
1034                                     Arch,
1035                                     ModuleType,
1036                                     self._Owner[-1],
1037                                     self._From,
1038                                     self._LineIndex + 1,
1039                                     - 1,
1040                                     self._LineIndex + 1,
1041                                     - 1,
1042                                     0
1043                                     )
1044
1045     ## [defines] section parser
1046     @ParseMacro
1047     def _DefineParser(self):
1048         TokenList = GetSplitValueList(self._CurrentLine, TAB_EQUAL_SPLIT, 1)
1049         self._ValueList[1:len(TokenList)] = TokenList
1050
1051         # Syntax check
1052         if not self._ValueList[1]:
1053             EdkLogger.error('Parser', FORMAT_INVALID, "No name specified",
1054                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
1055         if not self._ValueList[2]:
1056             EdkLogger.error('Parser', FORMAT_INVALID, "No value specified",
1057                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
1058         if (not self._ValueList[1] in self.DefineKeywords and
1059             (self._InSubsection and self._ValueList[1] not in self.SubSectionDefineKeywords)):
1060             EdkLogger.error('Parser', FORMAT_INVALID,
1061                             "Unknown keyword found: %s. "
1062                             "If this is a macro you must "
1063                             "add it as a DEFINE in the DSC" % self._ValueList[1],
1064                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
1065         if not self._InSubsection:
1066             self._Defines[self._ValueList[1]] = self._ValueList[2]
1067         self._ItemType = self.DataType[TAB_DSC_DEFINES.upper()]
1068
1069     @ParseMacro
1070     def _SkuIdParser(self):
1071         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT)
1072         if len(TokenList) != 2:
1073             EdkLogger.error('Parser', FORMAT_INVALID, "Correct format is '<Integer>|<UiName>'",
1074                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
1075         self._ValueList[0:len(TokenList)] = TokenList
1076
1077     ## Parse Edk style of library modules
1078     @ParseMacro
1079     def _LibraryInstanceParser(self):
1080         self._ValueList[0] = self._CurrentLine
1081
1082     ## PCD sections parser
1083     #
1084     #   [PcdsFixedAtBuild]
1085     #   [PcdsPatchableInModule]
1086     #   [PcdsFeatureFlag]
1087     #   [PcdsDynamicEx
1088     #   [PcdsDynamicExDefault]
1089     #   [PcdsDynamicExVpd]
1090     #   [PcdsDynamicExHii]
1091     #   [PcdsDynamic]
1092     #   [PcdsDynamicDefault]
1093     #   [PcdsDynamicVpd]
1094     #   [PcdsDynamicHii]
1095     #
1096     @ParseMacro
1097     def _PcdParser(self):
1098         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT, 1)
1099         self._ValueList[0:1] = GetSplitValueList(TokenList[0], TAB_SPLIT)
1100         if len(TokenList) == 2:
1101             self._ValueList[2] = TokenList[1]
1102         if self._ValueList[0] == '' or self._ValueList[1] == '':
1103             EdkLogger.error('Parser', FORMAT_INVALID, "No token space GUID or PCD name specified",
1104                             ExtraData=self._CurrentLine + " (<TokenSpaceGuidCName>.<TokenCName>|<PcdValue>)",
1105                             File=self.MetaFile, Line=self._LineIndex + 1)
1106         if self._ValueList[2] == '':
1107             #
1108             # The PCD values are optional for FIXEDATBUILD and PATCHABLEINMODULE
1109             #
1110             if self._SectionType in (MODEL_PCD_FIXED_AT_BUILD, MODEL_PCD_PATCHABLE_IN_MODULE):
1111                 return
1112             EdkLogger.error('Parser', FORMAT_INVALID, "No PCD value given",
1113                             ExtraData=self._CurrentLine + " (<TokenSpaceGuidCName>.<TokenCName>|<PcdValue>)",
1114                             File=self.MetaFile, Line=self._LineIndex + 1)
1115
1116         # Validate the datum type of Dynamic Defaul PCD and DynamicEx Default PCD
1117         ValueList = GetSplitValueList(self._ValueList[2])
1118         if len(ValueList) > 1 and ValueList[1] != TAB_VOID \
1119                               and self._ItemType in [MODEL_PCD_DYNAMIC_DEFAULT, MODEL_PCD_DYNAMIC_EX_DEFAULT]:
1120             EdkLogger.error('Parser', FORMAT_INVALID, "The datum type '%s' of PCD is wrong" % ValueList[1],
1121                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
1122
1123         # if value are 'True', 'true', 'TRUE' or 'False', 'false', 'FALSE', replace with integer 1 or 0.
1124         DscPcdValueList = GetSplitValueList(TokenList[1], TAB_VALUE_SPLIT, 1)
1125         if DscPcdValueList[0] in ['True', 'true', 'TRUE']:
1126             self._ValueList[2] = TokenList[1].replace(DscPcdValueList[0], '1', 1);
1127         elif DscPcdValueList[0] in ['False', 'false', 'FALSE']:
1128             self._ValueList[2] = TokenList[1].replace(DscPcdValueList[0], '0', 1);
1129
1130
1131     ## [components] section parser
1132     @ParseMacro
1133     def _ComponentParser(self):
1134         if self._CurrentLine[-1] == '{':
1135             self._ValueList[0] = self._CurrentLine[0:-1].strip()
1136             self._InSubsection = True
1137         else:
1138             self._ValueList[0] = self._CurrentLine
1139
1140     ## [LibraryClasses] section
1141     @ParseMacro
1142     def _LibraryClassParser(self):
1143         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT)
1144         if len(TokenList) < 2:
1145             EdkLogger.error('Parser', FORMAT_INVALID, "No library class or instance specified",
1146                             ExtraData=self._CurrentLine + " (<LibraryClassName>|<LibraryInstancePath>)",
1147                             File=self.MetaFile, Line=self._LineIndex + 1)
1148         if TokenList[0] == '':
1149             EdkLogger.error('Parser', FORMAT_INVALID, "No library class specified",
1150                             ExtraData=self._CurrentLine + " (<LibraryClassName>|<LibraryInstancePath>)",
1151                             File=self.MetaFile, Line=self._LineIndex + 1)
1152         if TokenList[1] == '':
1153             EdkLogger.error('Parser', FORMAT_INVALID, "No library instance specified",
1154                             ExtraData=self._CurrentLine + " (<LibraryClassName>|<LibraryInstancePath>)",
1155                             File=self.MetaFile, Line=self._LineIndex + 1)
1156
1157         self._ValueList[0:len(TokenList)] = TokenList
1158
1159     def _CompponentSourceOverridePathParser(self):
1160         self._ValueList[0] = self._CurrentLine
1161
1162     ## [BuildOptions] section parser
1163     @ParseMacro
1164     def _BuildOptionParser(self):
1165         self._CurrentLine = CleanString(self._CurrentLine, BuildOption=True)
1166         TokenList = GetSplitValueList(self._CurrentLine, TAB_EQUAL_SPLIT, 1)
1167         TokenList2 = GetSplitValueList(TokenList[0], ':', 1)
1168         if len(TokenList2) == 2:
1169             self._ValueList[0] = TokenList2[0]  # toolchain family
1170             self._ValueList[1] = TokenList2[1]  # keys
1171         else:
1172             self._ValueList[1] = TokenList[0]
1173         if len(TokenList) == 2:                 # value
1174             self._ValueList[2] = TokenList[1]
1175
1176         if self._ValueList[1].count('_') != 4:
1177             EdkLogger.error(
1178                 'Parser',
1179                 FORMAT_INVALID,
1180                 "'%s' must be in format of <TARGET>_<TOOLCHAIN>_<ARCH>_<TOOL>_FLAGS" % self._ValueList[1],
1181                 ExtraData=self._CurrentLine,
1182                 File=self.MetaFile,
1183                 Line=self._LineIndex + 1
1184                 )
1185
1186     ## Override parent's method since we'll do all macro replacements in parser
1187     def _GetMacros(self):
1188         Macros = {}
1189         Macros.update(self._FileLocalMacros)
1190         Macros.update(self._GetApplicableSectionMacro())
1191         Macros.update(GlobalData.gEdkGlobal)
1192         Macros.update(GlobalData.gPlatformDefines)
1193         Macros.update(GlobalData.gCommandLineDefines)
1194         # PCD cannot be referenced in macro definition
1195         if self._ItemType not in [MODEL_META_DATA_DEFINE, MODEL_META_DATA_GLOBAL_DEFINE]:
1196             Macros.update(self._Symbols)
1197         return Macros
1198
1199     def _PostProcess(self):
1200         Processer = {
1201             MODEL_META_DATA_SECTION_HEADER                  :   self.__ProcessSectionHeader,
1202             MODEL_META_DATA_SUBSECTION_HEADER               :   self.__ProcessSubsectionHeader,
1203             MODEL_META_DATA_HEADER                          :   self.__ProcessDefine,
1204             MODEL_META_DATA_DEFINE                          :   self.__ProcessDefine,
1205             MODEL_META_DATA_GLOBAL_DEFINE                   :   self.__ProcessDefine,
1206             MODEL_META_DATA_INCLUDE                         :   self.__ProcessDirective,
1207             MODEL_META_DATA_CONDITIONAL_STATEMENT_IF        :   self.__ProcessDirective,
1208             MODEL_META_DATA_CONDITIONAL_STATEMENT_ELSE      :   self.__ProcessDirective,
1209             MODEL_META_DATA_CONDITIONAL_STATEMENT_IFDEF     :   self.__ProcessDirective,
1210             MODEL_META_DATA_CONDITIONAL_STATEMENT_IFNDEF    :   self.__ProcessDirective,
1211             MODEL_META_DATA_CONDITIONAL_STATEMENT_ENDIF     :   self.__ProcessDirective,
1212             MODEL_META_DATA_CONDITIONAL_STATEMENT_ELSEIF    :   self.__ProcessDirective,
1213             MODEL_EFI_SKU_ID                                :   self.__ProcessSkuId,
1214             MODEL_EFI_LIBRARY_INSTANCE                      :   self.__ProcessLibraryInstance,
1215             MODEL_EFI_LIBRARY_CLASS                         :   self.__ProcessLibraryClass,
1216             MODEL_PCD_FIXED_AT_BUILD                        :   self.__ProcessPcd,
1217             MODEL_PCD_PATCHABLE_IN_MODULE                   :   self.__ProcessPcd,
1218             MODEL_PCD_FEATURE_FLAG                          :   self.__ProcessPcd,
1219             MODEL_PCD_DYNAMIC_DEFAULT                       :   self.__ProcessPcd,
1220             MODEL_PCD_DYNAMIC_HII                           :   self.__ProcessPcd,
1221             MODEL_PCD_DYNAMIC_VPD                           :   self.__ProcessPcd,
1222             MODEL_PCD_DYNAMIC_EX_DEFAULT                    :   self.__ProcessPcd,
1223             MODEL_PCD_DYNAMIC_EX_HII                        :   self.__ProcessPcd,
1224             MODEL_PCD_DYNAMIC_EX_VPD                        :   self.__ProcessPcd,
1225             MODEL_META_DATA_COMPONENT                       :   self.__ProcessComponent,
1226             MODEL_META_DATA_COMPONENT_SOURCE_OVERRIDE_PATH  :   self.__ProcessSourceOverridePath,
1227             MODEL_META_DATA_BUILD_OPTION                    :   self.__ProcessBuildOption,
1228             MODEL_UNKNOWN                                   :   self._Skip,
1229             MODEL_META_DATA_USER_EXTENSION                  :   self._SkipUserExtension,
1230         }
1231
1232         self._Table = MetaFileStorage(self._RawTable.Cur, self.MetaFile, MODEL_FILE_DSC, True)
1233         self._Table.Create()
1234         self._DirectiveStack = []
1235         self._DirectiveEvalStack = []
1236         self._FileWithError = self.MetaFile
1237         self._FileLocalMacros = {}
1238         self._SectionsMacroDict = {}
1239         GlobalData.gPlatformDefines = {}
1240
1241         # Get all macro and PCD which has straitforward value
1242         self.__RetrievePcdValue()
1243         self._Content = self._RawTable.GetAll()
1244         self._ContentIndex = 0
1245         self._InSubsection = False
1246         while self._ContentIndex < len(self._Content) :
1247             Id, self._ItemType, V1, V2, V3, S1, S2, Owner, self._From, \
1248                 LineStart, ColStart, LineEnd, ColEnd, Enabled = self._Content[self._ContentIndex]
1249
1250             if self._From < 0:
1251                 self._FileWithError = self.MetaFile
1252
1253             self._ContentIndex += 1
1254
1255             self._Scope = [[S1, S2]]
1256             #
1257             # For !include directive, handle it specially,
1258             # merge arch and module type in case of duplicate items
1259             #
1260             while self._ItemType == MODEL_META_DATA_INCLUDE:
1261                 if self._ContentIndex >= len(self._Content):
1262                     break
1263                 Record = self._Content[self._ContentIndex]
1264                 if LineStart == Record[9] and LineEnd == Record[11]:
1265                     if [Record[5], Record[6]] not in self._Scope:
1266                         self._Scope.append([Record[5], Record[6]])
1267                     self._ContentIndex += 1
1268                 else:
1269                     break
1270
1271             self._LineIndex = LineStart - 1
1272             self._ValueList = [V1, V2, V3]
1273
1274             if Owner > 0 and Owner in self._IdMapping:
1275                 self._InSubsection = True
1276             else:
1277                 self._InSubsection = False
1278             try:
1279                 Processer[self._ItemType]()
1280             except EvaluationException, Excpt:
1281                 #
1282                 # Only catch expression evaluation error here. We need to report
1283                 # the precise number of line on which the error occurred
1284                 #
1285                 if hasattr(Excpt, 'Pcd'):
1286                     if Excpt.Pcd in GlobalData.gPlatformOtherPcds:
1287                         Info = GlobalData.gPlatformOtherPcds[Excpt.Pcd]
1288                         EdkLogger.error('Parser', FORMAT_INVALID, "Cannot use this PCD (%s) in an expression as"
1289                                         " it must be defined in a [PcdsFixedAtBuild] or [PcdsFeatureFlag] section"
1290                                         " of the DSC file, and it is currently defined in this section:"
1291                                         " %s, line #: %d." % (Excpt.Pcd, Info[0], Info[1]),
1292                                     File=self._FileWithError, ExtraData=' '.join(self._ValueList),
1293                                     Line=self._LineIndex + 1)
1294                     else:
1295                         EdkLogger.error('Parser', FORMAT_INVALID, "PCD (%s) is not defined in DSC file" % Excpt.Pcd,
1296                                     File=self._FileWithError, ExtraData=' '.join(self._ValueList),
1297                                     Line=self._LineIndex + 1)
1298                 else:
1299                     EdkLogger.error('Parser', FORMAT_INVALID, "Invalid expression: %s" % str(Excpt),
1300                                     File=self._FileWithError, ExtraData=' '.join(self._ValueList),
1301                                     Line=self._LineIndex + 1)
1302             except MacroException, Excpt:
1303                 EdkLogger.error('Parser', FORMAT_INVALID, str(Excpt),
1304                                 File=self._FileWithError, ExtraData=' '.join(self._ValueList),
1305                                 Line=self._LineIndex + 1)
1306
1307             if self._ValueList == None:
1308                 continue
1309
1310             NewOwner = self._IdMapping.get(Owner, -1)
1311             self._Enabled = int((not self._DirectiveEvalStack) or (False not in self._DirectiveEvalStack))
1312             self._LastItem = self._Store(
1313                                 self._ItemType,
1314                                 self._ValueList[0],
1315                                 self._ValueList[1],
1316                                 self._ValueList[2],
1317                                 S1,
1318                                 S2,
1319                                 NewOwner,
1320                                 self._From,
1321                                 self._LineIndex + 1,
1322                                 - 1,
1323                                 self._LineIndex + 1,
1324                                 - 1,
1325                                 self._Enabled
1326                                 )
1327             self._IdMapping[Id] = self._LastItem
1328
1329         GlobalData.gPlatformDefines.update(self._FileLocalMacros)
1330         self._PostProcessed = True
1331         self._Content = None
1332
1333     def __ProcessSectionHeader(self):
1334         self._SectionName = self._ValueList[0]
1335         if self._SectionName in self.DataType:
1336             self._SectionType = self.DataType[self._SectionName]
1337         else:
1338             self._SectionType = MODEL_UNKNOWN
1339
1340     def __ProcessSubsectionHeader(self):
1341         self._SubsectionName = self._ValueList[0]
1342         if self._SubsectionName in self.DataType:
1343             self._SubsectionType = self.DataType[self._SubsectionName]
1344         else:
1345             self._SubsectionType = MODEL_UNKNOWN
1346
1347     def __RetrievePcdValue(self):
1348         Content = open(str(self.MetaFile), 'r').readlines()
1349         GlobalData.gPlatformOtherPcds['DSCFILE'] = str(self.MetaFile)
1350         for PcdType in (MODEL_PCD_PATCHABLE_IN_MODULE, MODEL_PCD_DYNAMIC_DEFAULT, MODEL_PCD_DYNAMIC_HII,
1351                         MODEL_PCD_DYNAMIC_VPD, MODEL_PCD_DYNAMIC_EX_DEFAULT, MODEL_PCD_DYNAMIC_EX_HII,
1352                         MODEL_PCD_DYNAMIC_EX_VPD):
1353             Records = self._RawTable.Query(PcdType, BelongsToItem= -1.0)
1354             for TokenSpaceGuid, PcdName, Value, Dummy2, Dummy3, ID, Line in Records:
1355                 Name = TokenSpaceGuid + '.' + PcdName
1356                 if Name not in GlobalData.gPlatformOtherPcds:
1357                     PcdLine = Line
1358                     while not Content[Line - 1].lstrip().startswith(TAB_SECTION_START):
1359                         Line -= 1
1360                     GlobalData.gPlatformOtherPcds[Name] = (CleanString(Content[Line - 1]), PcdLine, PcdType)
1361
1362     def __ProcessDefine(self):
1363         if not self._Enabled:
1364             return
1365
1366         Type, Name, Value = self._ValueList
1367         Value = ReplaceMacro(Value, self._Macros, False)
1368         #
1369         # If it is <Defines>, return
1370         #
1371         if self._InSubsection:
1372             self._ValueList = [Type, Name, Value]
1373             return
1374
1375         if self._ItemType == MODEL_META_DATA_DEFINE:
1376             if self._SectionType == MODEL_META_DATA_HEADER:
1377                 self._FileLocalMacros[Name] = Value
1378             else:
1379                 self._ConstructSectionMacroDict(Name, Value)
1380         elif self._ItemType == MODEL_META_DATA_GLOBAL_DEFINE:
1381             GlobalData.gEdkGlobal[Name] = Value
1382
1383         #
1384         # Keyword in [Defines] section can be used as Macros
1385         #
1386         if (self._ItemType == MODEL_META_DATA_HEADER) and (self._SectionType == MODEL_META_DATA_HEADER):
1387             self._FileLocalMacros[Name] = Value
1388
1389         self._ValueList = [Type, Name, Value]
1390
1391     def __ProcessDirective(self):
1392         Result = None
1393         if self._ItemType in [MODEL_META_DATA_CONDITIONAL_STATEMENT_IF,
1394                               MODEL_META_DATA_CONDITIONAL_STATEMENT_ELSEIF]:
1395             Macros = self._Macros
1396             Macros.update(GlobalData.gGlobalDefines)
1397             try:
1398                 Result = ValueExpression(self._ValueList[1], Macros)()
1399             except SymbolNotFound, Exc:
1400                 EdkLogger.debug(EdkLogger.DEBUG_5, str(Exc), self._ValueList[1])
1401                 Result = False
1402             except WrnExpression, Excpt:
1403                 #
1404                 # Catch expression evaluation warning here. We need to report
1405                 # the precise number of line and return the evaluation result
1406                 #
1407                 EdkLogger.warn('Parser', "Suspicious expression: %s" % str(Excpt),
1408                                 File=self._FileWithError, ExtraData=' '.join(self._ValueList),
1409                                 Line=self._LineIndex + 1)
1410                 Result = Excpt.result
1411
1412         if self._ItemType in [MODEL_META_DATA_CONDITIONAL_STATEMENT_IF,
1413                               MODEL_META_DATA_CONDITIONAL_STATEMENT_IFDEF,
1414                               MODEL_META_DATA_CONDITIONAL_STATEMENT_IFNDEF]:
1415             self._DirectiveStack.append(self._ItemType)
1416             if self._ItemType == MODEL_META_DATA_CONDITIONAL_STATEMENT_IF:
1417                 Result = bool(Result)
1418             else:
1419                 Macro = self._ValueList[1]
1420                 Macro = Macro[2:-1] if (Macro.startswith("$(") and Macro.endswith(")")) else Macro
1421                 Result = Macro in self._Macros
1422                 if self._ItemType == MODEL_META_DATA_CONDITIONAL_STATEMENT_IFNDEF:
1423                     Result = not Result
1424             self._DirectiveEvalStack.append(Result)
1425         elif self._ItemType == MODEL_META_DATA_CONDITIONAL_STATEMENT_ELSEIF:
1426             self._DirectiveStack.append(self._ItemType)
1427             self._DirectiveEvalStack[-1] = not self._DirectiveEvalStack[-1]
1428             self._DirectiveEvalStack.append(bool(Result))
1429         elif self._ItemType == MODEL_META_DATA_CONDITIONAL_STATEMENT_ELSE:
1430             self._DirectiveStack.append(self._ItemType)
1431             self._DirectiveEvalStack[-1] = not self._DirectiveEvalStack[-1]
1432             self._DirectiveEvalStack.append(True)
1433         elif self._ItemType == MODEL_META_DATA_CONDITIONAL_STATEMENT_ENDIF:
1434             # Back to the nearest !if/!ifdef/!ifndef
1435             while self._DirectiveStack:
1436                 self._DirectiveEvalStack.pop()
1437                 Directive = self._DirectiveStack.pop()
1438                 if Directive in [MODEL_META_DATA_CONDITIONAL_STATEMENT_IF,
1439                                  MODEL_META_DATA_CONDITIONAL_STATEMENT_IFDEF,
1440                                  MODEL_META_DATA_CONDITIONAL_STATEMENT_IFNDEF]:
1441                     break
1442         elif self._ItemType == MODEL_META_DATA_INCLUDE:
1443             # The included file must be relative to workspace or same directory as DSC file
1444             __IncludeMacros = {}
1445             #
1446             # Allow using system environment variables  in path after !include
1447             #
1448             __IncludeMacros['WORKSPACE'] = GlobalData.gGlobalDefines['WORKSPACE']
1449             if "ECP_SOURCE" in GlobalData.gGlobalDefines.keys():
1450                 __IncludeMacros['ECP_SOURCE'] = GlobalData.gGlobalDefines['ECP_SOURCE']
1451             #
1452             # During GenFds phase call DSC parser, will go into this branch.
1453             #
1454             elif "ECP_SOURCE" in GlobalData.gCommandLineDefines.keys():
1455                 __IncludeMacros['ECP_SOURCE'] = GlobalData.gCommandLineDefines['ECP_SOURCE']
1456
1457             __IncludeMacros['EFI_SOURCE'] = GlobalData.gGlobalDefines['EFI_SOURCE']
1458             __IncludeMacros['EDK_SOURCE'] = GlobalData.gGlobalDefines['EDK_SOURCE']
1459             #
1460             # Allow using MACROs comes from [Defines] section to keep compatible.
1461             #
1462             __IncludeMacros.update(self._Macros)
1463
1464             IncludedFile = NormPath(ReplaceMacro(self._ValueList[1], __IncludeMacros, RaiseError=True))
1465             #
1466             # First search the include file under the same directory as DSC file
1467             #
1468             IncludedFile1 = PathClass(IncludedFile, self.MetaFile.Dir)
1469             ErrorCode, ErrorInfo1 = IncludedFile1.Validate()
1470             if ErrorCode != 0:
1471                 #
1472                 # Also search file under the WORKSPACE directory
1473                 #
1474                 IncludedFile1 = PathClass(IncludedFile, GlobalData.gWorkspace)
1475                 ErrorCode, ErrorInfo2 = IncludedFile1.Validate()
1476                 if ErrorCode != 0:
1477                     EdkLogger.error('parser', ErrorCode, File=self._FileWithError,
1478                                     Line=self._LineIndex + 1, ExtraData=ErrorInfo1 + "\n" + ErrorInfo2)
1479
1480             self._FileWithError = IncludedFile1
1481
1482             IncludedFileTable = MetaFileStorage(self._Table.Cur, IncludedFile1, MODEL_FILE_DSC, False)
1483             Owner = self._Content[self._ContentIndex - 1][0]
1484             Parser = DscParser(IncludedFile1, self._FileType, IncludedFileTable,
1485                                Owner=Owner, From=Owner)
1486
1487             # Does not allow lower level included file to include upper level included file
1488             if Parser._From != Owner and int(Owner) > int (Parser._From):
1489                 EdkLogger.error('parser', FILE_ALREADY_EXIST, File=self._FileWithError,
1490                     Line=self._LineIndex + 1, ExtraData="{0} is already included at a higher level.".format(IncludedFile1))
1491
1492
1493             # set the parser status with current status
1494             Parser._SectionName = self._SectionName
1495             Parser._SectionType = self._SectionType
1496             Parser._Scope = self._Scope
1497             Parser._Enabled = self._Enabled
1498             # Parse the included file
1499             Parser.Start()
1500
1501             # update current status with sub-parser's status
1502             self._SectionName = Parser._SectionName
1503             self._SectionType = Parser._SectionType
1504             self._Scope = Parser._Scope
1505             self._Enabled = Parser._Enabled
1506
1507             # Insert all records in the table for the included file into dsc file table
1508             Records = IncludedFileTable.GetAll()
1509             if Records:
1510                 self._Content[self._ContentIndex:self._ContentIndex] = Records
1511                 self._Content.pop(self._ContentIndex - 1)
1512                 self._ValueList = None
1513                 self._ContentIndex -= 1
1514
1515     def __ProcessSkuId(self):
1516         self._ValueList = [ReplaceMacro(Value, self._Macros, RaiseError=True)
1517                            for Value in self._ValueList]
1518
1519     def __ProcessLibraryInstance(self):
1520         self._ValueList = [ReplaceMacro(Value, self._Macros) for Value in self._ValueList]
1521
1522     def __ProcessLibraryClass(self):
1523         self._ValueList[1] = ReplaceMacro(self._ValueList[1], self._Macros, RaiseError=True)
1524
1525     def __ProcessPcd(self):
1526         if self._ItemType not in [MODEL_PCD_FEATURE_FLAG, MODEL_PCD_FIXED_AT_BUILD]:
1527             self._ValueList[2] = ReplaceMacro(self._ValueList[2], self._Macros, RaiseError=True)
1528             return
1529
1530         ValList, Valid, Index = AnalyzeDscPcd(self._ValueList[2], self._ItemType)
1531         if not Valid:
1532             EdkLogger.error('build', FORMAT_INVALID, "Pcd format incorrect.", File=self._FileWithError, Line=self._LineIndex + 1,
1533                             ExtraData="%s.%s|%s" % (self._ValueList[0], self._ValueList[1], self._ValueList[2]))
1534         PcdValue = ValList[Index]
1535         if PcdValue:
1536             try:
1537                 ValList[Index] = ValueExpression(PcdValue, self._Macros)(True)
1538             except WrnExpression, Value:
1539                 ValList[Index] = Value.result
1540
1541         if ValList[Index] == 'True':
1542             ValList[Index] = '1'
1543         if ValList[Index] == 'False':
1544             ValList[Index] = '0'
1545
1546         if (not self._DirectiveEvalStack) or (False not in self._DirectiveEvalStack):
1547             GlobalData.gPlatformPcds[TAB_SPLIT.join(self._ValueList[0:2])] = PcdValue
1548             self._Symbols[TAB_SPLIT.join(self._ValueList[0:2])] = PcdValue
1549         self._ValueList[2] = '|'.join(ValList)
1550
1551     def __ProcessComponent(self):
1552         self._ValueList[0] = ReplaceMacro(self._ValueList[0], self._Macros)
1553
1554     def __ProcessSourceOverridePath(self):
1555         self._ValueList[0] = ReplaceMacro(self._ValueList[0], self._Macros)
1556
1557     def __ProcessBuildOption(self):
1558         self._ValueList = [ReplaceMacro(Value, self._Macros, RaiseError=False)
1559                            for Value in self._ValueList]
1560
1561     _SectionParser = {
1562         MODEL_META_DATA_HEADER                          :   _DefineParser,
1563         MODEL_EFI_SKU_ID                                :   _SkuIdParser,
1564         MODEL_EFI_LIBRARY_INSTANCE                      :   _LibraryInstanceParser,
1565         MODEL_EFI_LIBRARY_CLASS                         :   _LibraryClassParser,
1566         MODEL_PCD_FIXED_AT_BUILD                        :   _PcdParser,
1567         MODEL_PCD_PATCHABLE_IN_MODULE                   :   _PcdParser,
1568         MODEL_PCD_FEATURE_FLAG                          :   _PcdParser,
1569         MODEL_PCD_DYNAMIC_DEFAULT                       :   _PcdParser,
1570         MODEL_PCD_DYNAMIC_HII                           :   _PcdParser,
1571         MODEL_PCD_DYNAMIC_VPD                           :   _PcdParser,
1572         MODEL_PCD_DYNAMIC_EX_DEFAULT                    :   _PcdParser,
1573         MODEL_PCD_DYNAMIC_EX_HII                        :   _PcdParser,
1574         MODEL_PCD_DYNAMIC_EX_VPD                        :   _PcdParser,
1575         MODEL_META_DATA_COMPONENT                       :   _ComponentParser,
1576         MODEL_META_DATA_COMPONENT_SOURCE_OVERRIDE_PATH  :   _CompponentSourceOverridePathParser,
1577         MODEL_META_DATA_BUILD_OPTION                    :   _BuildOptionParser,
1578         MODEL_UNKNOWN                                   :   MetaFileParser._Skip,
1579         MODEL_META_DATA_USER_EXTENSION                  :   MetaFileParser._SkipUserExtension,
1580         MODEL_META_DATA_SECTION_HEADER                  :   MetaFileParser._SectionHeaderParser,
1581         MODEL_META_DATA_SUBSECTION_HEADER               :   _SubsectionHeaderParser,
1582     }
1583
1584     _Macros = property(_GetMacros)
1585
1586 ## DEC file parser class
1587 #
1588 #   @param      FilePath        The path of platform description file
1589 #   @param      FileType        The raw data of DSC file
1590 #   @param      Table           Database used to retrieve module/package information
1591 #   @param      Macros          Macros used for replacement in file
1592 #
1593 class DecParser(MetaFileParser):
1594     # DEC file supported data types (one type per section)
1595     DataType = {
1596         TAB_DEC_DEFINES.upper()                     :   MODEL_META_DATA_HEADER,
1597         TAB_DSC_DEFINES_DEFINE                      :   MODEL_META_DATA_DEFINE,
1598         TAB_INCLUDES.upper()                        :   MODEL_EFI_INCLUDE,
1599         TAB_LIBRARY_CLASSES.upper()                 :   MODEL_EFI_LIBRARY_CLASS,
1600         TAB_GUIDS.upper()                           :   MODEL_EFI_GUID,
1601         TAB_PPIS.upper()                            :   MODEL_EFI_PPI,
1602         TAB_PROTOCOLS.upper()                       :   MODEL_EFI_PROTOCOL,
1603         TAB_PCDS_FIXED_AT_BUILD_NULL.upper()        :   MODEL_PCD_FIXED_AT_BUILD,
1604         TAB_PCDS_PATCHABLE_IN_MODULE_NULL.upper()   :   MODEL_PCD_PATCHABLE_IN_MODULE,
1605         TAB_PCDS_FEATURE_FLAG_NULL.upper()          :   MODEL_PCD_FEATURE_FLAG,
1606         TAB_PCDS_DYNAMIC_NULL.upper()               :   MODEL_PCD_DYNAMIC,
1607         TAB_PCDS_DYNAMIC_EX_NULL.upper()            :   MODEL_PCD_DYNAMIC_EX,
1608         TAB_USER_EXTENSIONS.upper()                 :   MODEL_META_DATA_USER_EXTENSION,
1609     }
1610
1611     ## Constructor of DecParser
1612     #
1613     #  Initialize object of DecParser
1614     #
1615     #   @param      FilePath        The path of platform description file
1616     #   @param      FileType        The raw data of DSC file
1617     #   @param      Table           Database used to retrieve module/package information
1618     #   @param      Macros          Macros used for replacement in file
1619     #
1620     def __init__(self, FilePath, FileType, Table):
1621         # prevent re-initialization
1622         if hasattr(self, "_Table"):
1623             return
1624         MetaFileParser.__init__(self, FilePath, FileType, Table, -1)
1625         self._Comments = []
1626         self._Version = 0x00010005  # Only EDK2 dec file is supported
1627         self._AllPCDs = [] # Only for check duplicate PCD
1628
1629     ## Parser starter
1630     def Start(self):
1631         Content = ''
1632         try:
1633             Content = open(str(self.MetaFile), 'r').readlines()
1634         except:
1635             EdkLogger.error("Parser", FILE_READ_FAILURE, ExtraData=self.MetaFile)
1636
1637         for Index in range(0, len(Content)):
1638             Line, Comment = CleanString2(Content[Index])
1639             self._CurrentLine = Line
1640             self._LineIndex = Index
1641
1642             # save comment for later use
1643             if Comment:
1644                 self._Comments.append((Comment, self._LineIndex + 1))
1645             # skip empty line
1646             if Line == '':
1647                 continue
1648
1649             # section header
1650             if Line[0] == TAB_SECTION_START and Line[-1] == TAB_SECTION_END:
1651                 self._SectionHeaderParser()
1652                 self._Comments = []
1653                 continue
1654             elif len(self._SectionType) == 0:
1655                 self._Comments = []
1656                 continue
1657
1658             # section content
1659             self._ValueList = ['', '', '']
1660             self._SectionParser[self._SectionType[0]](self)
1661             if self._ValueList == None or self._ItemType == MODEL_META_DATA_DEFINE:
1662                 self._ItemType = -1
1663                 self._Comments = []
1664                 continue
1665
1666             #
1667             # Model, Value1, Value2, Value3, Arch, BelongsToItem=-1, LineBegin=-1,
1668             # ColumnBegin=-1, LineEnd=-1, ColumnEnd=-1, FeatureFlag='', Enabled=-1
1669             #
1670             for Arch, ModuleType, Type in self._Scope:
1671                 self._LastItem = self._Store(
1672                     Type,
1673                     self._ValueList[0],
1674                     self._ValueList[1],
1675                     self._ValueList[2],
1676                     Arch,
1677                     ModuleType,
1678                     self._Owner[-1],
1679                     self._LineIndex + 1,
1680                     - 1,
1681                     self._LineIndex + 1,
1682                     - 1,
1683                     0
1684                     )
1685                 for Comment, LineNo in self._Comments:
1686                     self._Store(
1687                         MODEL_META_DATA_COMMENT,
1688                         Comment,
1689                         self._ValueList[0],
1690                         self._ValueList[1],
1691                         Arch,
1692                         ModuleType,
1693                         self._LastItem,
1694                         LineNo,
1695                         - 1,
1696                         LineNo,
1697                         - 1,
1698                         0
1699                         )
1700             self._Comments = []
1701         self._Done()
1702
1703
1704     ## Section header parser
1705     #
1706     #   The section header is always in following format:
1707     #
1708     #       [section_name.arch<.platform|module_type>]
1709     #
1710     def _SectionHeaderParser(self):
1711         self._Scope = []
1712         self._SectionName = ''
1713         self._SectionType = []
1714         ArchList = set()
1715         Line = self._CurrentLine.replace("%s%s" % (TAB_COMMA_SPLIT, TAB_SPACE_SPLIT), TAB_COMMA_SPLIT)
1716         for Item in Line[1:-1].split(TAB_COMMA_SPLIT):
1717             if Item == '':
1718                 EdkLogger.error("Parser", FORMAT_UNKNOWN_ERROR,
1719                                 "section name can NOT be empty or incorrectly use separator comma",
1720                                 self.MetaFile, self._LineIndex + 1, self._CurrentLine)
1721             ItemList = Item.split(TAB_SPLIT)
1722
1723             # different types of PCD are permissible in one section
1724             self._SectionName = ItemList[0].upper()
1725             if self._SectionName in self.DataType:
1726                 if self.DataType[self._SectionName] not in self._SectionType:
1727                     self._SectionType.append(self.DataType[self._SectionName])
1728             else:
1729                 EdkLogger.error("Parser", FORMAT_UNKNOWN_ERROR, "%s is not a valid section name" % Item,
1730                                 self.MetaFile, self._LineIndex + 1, self._CurrentLine)
1731
1732             if MODEL_PCD_FEATURE_FLAG in self._SectionType and len(self._SectionType) > 1:
1733                 EdkLogger.error(
1734                             'Parser',
1735                             FORMAT_INVALID,
1736                             "%s must not be in the same section of other types of PCD" % TAB_PCDS_FEATURE_FLAG_NULL,
1737                             File=self.MetaFile,
1738                             Line=self._LineIndex + 1,
1739                             ExtraData=self._CurrentLine
1740                             )
1741             # S1 is always Arch
1742             if len(ItemList) > 1:
1743                 S1 = ItemList[1].upper()
1744             else:
1745                 S1 = 'COMMON'
1746             ArchList.add(S1)
1747             # S2 may be Platform or ModuleType
1748             if len(ItemList) > 2:
1749                 S2 = ItemList[2].upper()
1750             else:
1751                 S2 = 'COMMON'
1752             if [S1, S2, self.DataType[self._SectionName]] not in self._Scope:
1753                 self._Scope.append([S1, S2, self.DataType[self._SectionName]])
1754
1755         # 'COMMON' must not be used with specific ARCHs at the same section
1756         if 'COMMON' in ArchList and len(ArchList) > 1:
1757             EdkLogger.error('Parser', FORMAT_INVALID, "'common' ARCH must not be used with specific ARCHs",
1758                             File=self.MetaFile, Line=self._LineIndex + 1, ExtraData=self._CurrentLine)
1759
1760     ## [guids], [ppis] and [protocols] section parser
1761     @ParseMacro
1762     def _GuidParser(self):
1763         TokenList = GetSplitValueList(self._CurrentLine, TAB_EQUAL_SPLIT, 1)
1764         if len(TokenList) < 2:
1765             EdkLogger.error('Parser', FORMAT_INVALID, "No GUID name or value specified",
1766                             ExtraData=self._CurrentLine + " (<CName> = <GuidValueInCFormat>)",
1767                             File=self.MetaFile, Line=self._LineIndex + 1)
1768         if TokenList[0] == '':
1769             EdkLogger.error('Parser', FORMAT_INVALID, "No GUID name specified",
1770                             ExtraData=self._CurrentLine + " (<CName> = <GuidValueInCFormat>)",
1771                             File=self.MetaFile, Line=self._LineIndex + 1)
1772         if TokenList[1] == '':
1773             EdkLogger.error('Parser', FORMAT_INVALID, "No GUID value specified",
1774                             ExtraData=self._CurrentLine + " (<CName> = <GuidValueInCFormat>)",
1775                             File=self.MetaFile, Line=self._LineIndex + 1)
1776         if TokenList[1][0] != '{' or TokenList[1][-1] != '}' or GuidStructureStringToGuidString(TokenList[1]) == '':
1777             EdkLogger.error('Parser', FORMAT_INVALID, "Invalid GUID value format",
1778                             ExtraData=self._CurrentLine + \
1779                                       " (<CName> = <GuidValueInCFormat:{8,4,4,{2,2,2,2,2,2,2,2}}>)",
1780                             File=self.MetaFile, Line=self._LineIndex + 1)
1781         self._ValueList[0] = TokenList[0]
1782         self._ValueList[1] = TokenList[1]
1783
1784     ## PCD sections parser
1785     #
1786     #   [PcdsFixedAtBuild]
1787     #   [PcdsPatchableInModule]
1788     #   [PcdsFeatureFlag]
1789     #   [PcdsDynamicEx
1790     #   [PcdsDynamic]
1791     #
1792     @ParseMacro
1793     def _PcdParser(self):
1794         TokenList = GetSplitValueList(self._CurrentLine, TAB_VALUE_SPLIT, 1)
1795         self._ValueList[0:1] = GetSplitValueList(TokenList[0], TAB_SPLIT)
1796         ValueRe = re.compile(r'^[a-zA-Z_][a-zA-Z0-9_]*')
1797         # check PCD information
1798         if self._ValueList[0] == '' or self._ValueList[1] == '':
1799             EdkLogger.error('Parser', FORMAT_INVALID, "No token space GUID or PCD name specified",
1800                             ExtraData=self._CurrentLine + \
1801                                       " (<TokenSpaceGuidCName>.<PcdCName>|<DefaultValue>|<DatumType>|<Token>)",
1802                             File=self.MetaFile, Line=self._LineIndex + 1)
1803         # check format of token space GUID CName
1804         if not ValueRe.match(self._ValueList[0]):
1805             EdkLogger.error('Parser', FORMAT_INVALID, "The format of the token space GUID CName is invalid. The correct format is '(a-zA-Z_)[a-zA-Z0-9_]*'",
1806                             ExtraData=self._CurrentLine + \
1807                                       " (<TokenSpaceGuidCName>.<PcdCName>|<DefaultValue>|<DatumType>|<Token>)",
1808                             File=self.MetaFile, Line=self._LineIndex + 1)
1809         # check format of PCD CName
1810         if not ValueRe.match(self._ValueList[1]):
1811             EdkLogger.error('Parser', FORMAT_INVALID, "The format of the PCD CName is invalid. The correct format is '(a-zA-Z_)[a-zA-Z0-9_]*'",
1812                             ExtraData=self._CurrentLine + \
1813                                       " (<TokenSpaceGuidCName>.<PcdCName>|<DefaultValue>|<DatumType>|<Token>)",
1814                             File=self.MetaFile, Line=self._LineIndex + 1)
1815         # check PCD datum information
1816         if len(TokenList) < 2 or TokenList[1] == '':
1817             EdkLogger.error('Parser', FORMAT_INVALID, "No PCD Datum information given",
1818                             ExtraData=self._CurrentLine + \
1819                                       " (<TokenSpaceGuidCName>.<PcdCName>|<DefaultValue>|<DatumType>|<Token>)",
1820                             File=self.MetaFile, Line=self._LineIndex + 1)
1821
1822
1823         ValueRe = re.compile(r'^\s*L?\".*\|.*\"')
1824         PtrValue = ValueRe.findall(TokenList[1])
1825
1826         # Has VOID* type string, may contain "|" character in the string.
1827         if len(PtrValue) != 0:
1828             ptrValueList = re.sub(ValueRe, '', TokenList[1])
1829             ValueList = GetSplitValueList(ptrValueList)
1830             ValueList[0] = PtrValue[0]
1831         else:
1832             ValueList = GetSplitValueList(TokenList[1])
1833
1834
1835         # check if there's enough datum information given
1836         if len(ValueList) != 3:
1837             EdkLogger.error('Parser', FORMAT_INVALID, "Invalid PCD Datum information given",
1838                             ExtraData=self._CurrentLine + \
1839                                       " (<TokenSpaceGuidCName>.<PcdCName>|<DefaultValue>|<DatumType>|<Token>)",
1840                             File=self.MetaFile, Line=self._LineIndex + 1)
1841         # check default value
1842         if ValueList[0] == '':
1843             EdkLogger.error('Parser', FORMAT_INVALID, "Missing DefaultValue in PCD Datum information",
1844                             ExtraData=self._CurrentLine + \
1845                                       " (<TokenSpaceGuidCName>.<PcdCName>|<DefaultValue>|<DatumType>|<Token>)",
1846                             File=self.MetaFile, Line=self._LineIndex + 1)
1847         # check datum type
1848         if ValueList[1] == '':
1849             EdkLogger.error('Parser', FORMAT_INVALID, "Missing DatumType in PCD Datum information",
1850                             ExtraData=self._CurrentLine + \
1851                                       " (<TokenSpaceGuidCName>.<PcdCName>|<DefaultValue>|<DatumType>|<Token>)",
1852                             File=self.MetaFile, Line=self._LineIndex + 1)
1853         # check token of the PCD
1854         if ValueList[2] == '':
1855             EdkLogger.error('Parser', FORMAT_INVALID, "Missing Token in PCD Datum information",
1856                             ExtraData=self._CurrentLine + \
1857                                       " (<TokenSpaceGuidCName>.<PcdCName>|<DefaultValue>|<DatumType>|<Token>)",
1858                             File=self.MetaFile, Line=self._LineIndex + 1)
1859         # check format of default value against the datum type
1860         IsValid, Cause = CheckPcdDatum(ValueList[1], ValueList[0])
1861         if not IsValid:
1862             EdkLogger.error('Parser', FORMAT_INVALID, Cause, ExtraData=self._CurrentLine,
1863                             File=self.MetaFile, Line=self._LineIndex + 1)
1864
1865         if ValueList[0] in ['True', 'true', 'TRUE']:
1866             ValueList[0] = '1'
1867         elif ValueList[0] in ['False', 'false', 'FALSE']:
1868             ValueList[0] = '0'
1869
1870         # check for duplicate PCD definition
1871         if (self._Scope[0], self._ValueList[0], self._ValueList[1]) in self._AllPCDs:
1872             EdkLogger.error('Parser', FORMAT_INVALID,
1873                             "The same PCD name and GUID have been already defined",
1874                             ExtraData=self._CurrentLine, File=self.MetaFile, Line=self._LineIndex + 1)
1875         else:
1876             self._AllPCDs.append((self._Scope[0], self._ValueList[0], self._ValueList[1]))
1877
1878         self._ValueList[2] = ValueList[0].strip() + '|' + ValueList[1].strip() + '|' + ValueList[2].strip()
1879
1880     _SectionParser = {
1881         MODEL_META_DATA_HEADER          :   MetaFileParser._DefineParser,
1882         MODEL_EFI_INCLUDE               :   MetaFileParser._PathParser,
1883         MODEL_EFI_LIBRARY_CLASS         :   MetaFileParser._PathParser,
1884         MODEL_EFI_GUID                  :   _GuidParser,
1885         MODEL_EFI_PPI                   :   _GuidParser,
1886         MODEL_EFI_PROTOCOL              :   _GuidParser,
1887         MODEL_PCD_FIXED_AT_BUILD        :   _PcdParser,
1888         MODEL_PCD_PATCHABLE_IN_MODULE   :   _PcdParser,
1889         MODEL_PCD_FEATURE_FLAG          :   _PcdParser,
1890         MODEL_PCD_DYNAMIC               :   _PcdParser,
1891         MODEL_PCD_DYNAMIC_EX            :   _PcdParser,
1892         MODEL_UNKNOWN                   :   MetaFileParser._Skip,
1893         MODEL_META_DATA_USER_EXTENSION  :   MetaFileParser._SkipUserExtension,
1894     }
1895
1896 ##
1897 #
1898 # This acts like the main() function for the script, unless it is 'import'ed into another
1899 # script.
1900 #
1901 if __name__ == '__main__':
1902     pass
1903