## @file
# parse FDF file
#
#  Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>
#
#  This program and the accompanying materials
#  are licensed and made available under the terms and conditions of the BSD License
#  which accompanies this distribution.  The full text of the license may be found at
#  http://opensource.org/licenses/bsd-license.php
#
#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#

##
# Import Modules
#
import re

import Fd
import Region
import Fv
import AprioriSection
import FfsInfStatement
import FfsFileStatement
import VerSection
import UiSection
import FvImageSection
import DataSection
import DepexSection
import CompressSection
import GuidSection
import Capsule
import CapsuleData
import Rule
import RuleComplexFile
import RuleSimpleFile
import EfiSection
import Vtf
import ComponentStatement
import OptionRom
import OptRomInfStatement
import OptRomFileStatement

from GenFdsGlobalVariable import GenFdsGlobalVariable
from Common.BuildToolError import *
from Common import EdkLogger
from Common.Misc import PathClass
from Common.String import NormPath
import Common.GlobalData as GlobalData
from Common.Expression import *
from Common import GlobalData
from Common.String import ReplaceMacro

from Common.Misc import tdict

import re
import os

##define T_CHAR_SPACE                ' '
##define T_CHAR_NULL                 '\0'
##define T_CHAR_CR                   '\r'
##define T_CHAR_TAB                  '\t'
##define T_CHAR_LF                   '\n'
##define T_CHAR_SLASH                '/'
##define T_CHAR_BACKSLASH            '\\'
##define T_CHAR_DOUBLE_QUOTE         '\"'
##define T_CHAR_SINGLE_QUOTE         '\''
##define T_CHAR_STAR                 '*'
##define T_CHAR_HASH                 '#'

(T_CHAR_SPACE, T_CHAR_NULL, T_CHAR_CR, T_CHAR_TAB, T_CHAR_LF, T_CHAR_SLASH, \
T_CHAR_BACKSLASH, T_CHAR_DOUBLE_QUOTE, T_CHAR_SINGLE_QUOTE, T_CHAR_STAR, T_CHAR_HASH) = \
(' ', '\0', '\r', '\t', '\n', '/', '\\', '\"', '\'', '*', '#')

SEPERATOR_TUPLE = ('=', '|', ',', '{', '}')

RegionSizePattern = re.compile("\s*(?P<base>(?:0x|0X)?[a-fA-F0-9]+)\s*\|\s*(?P<size>(?:0x|0X)?[a-fA-F0-9]+)\s*")
RegionSizeGuidPattern = re.compile("\s*(?P<base>\w+\.\w+)\s*\|\s*(?P<size>\w+\.\w+)\s*")

IncludeFileList = []

def GetRealFileLine (File, Line):

    InsertedLines = 0
    for Profile in IncludeFileList:
        if Line >= Profile.InsertStartLineNumber and Line < Profile.InsertStartLineNumber + Profile.InsertAdjust + len(Profile.FileLinesList):
            return (Profile.FileName, Line - Profile.InsertStartLineNumber + 1)
        if Line >= Profile.InsertStartLineNumber + Profile.InsertAdjust + len(Profile.FileLinesList):
            InsertedLines += Profile.InsertAdjust + len(Profile.FileLinesList)

    return (File, Line - InsertedLines)

## The exception class that used to report error messages when parsing FDF
#
# Currently the "ToolName" is set to be "FDF Parser".
#
class Warning (Exception):
    ## The constructor
    #
    #   @param  self        The object pointer
    #   @param  Str         The message to record
    #   @param  File        The FDF name
    #   @param  Line        The Line number that error occurs
    #
    def __init__(self, Str, File = None, Line = None):

        FileLineTuple = GetRealFileLine(File, Line)
        self.FileName = FileLineTuple[0]
        self.LineNumber = FileLineTuple[1]
        self.Message = Str
        self.ToolName = 'FdfParser'

    def __str__(self):
        return self.Message

## The MACRO class that used to record macro value data when parsing include file
#
#
class MacroProfile :
    ## The constructor
    #
    #   @param  self        The object pointer
    #   @param  FileName    The file that to be parsed
    #
    def __init__(self, FileName, Line):
        self.FileName = FileName
        self.DefinedAtLine  = Line
        self.MacroName = None
        self.MacroValue = None

## The Include file content class that used to record file data when parsing include file
#
# May raise Exception when opening file.
#
class IncludeFileProfile :
    ## The constructor
    #
    #   @param  self        The object pointer
    #   @param  FileName    The file that to be parsed
    #
    def __init__(self, FileName):
        self.FileName = FileName
        self.FileLinesList = []
        try:
            fsock = open(FileName, "rb", 0)
            try:
                self.FileLinesList = fsock.readlines()
            finally:
                fsock.close()

        except:
            EdkLogger.error("FdfParser", FILE_OPEN_FAILURE, ExtraData=FileName)

        self.InsertStartLineNumber = None
        self.InsertAdjust = 0

## The FDF content class that used to record file data when parsing FDF
#
# May raise Exception when opening file.
#
class FileProfile :
    ## The constructor
    #
    #   @param  self        The object pointer
    #   @param  FileName    The file that to be parsed
    #
    def __init__(self, FileName):
        self.FileLinesList = []
        try:
            fsock = open(FileName, "rb", 0)
            try:
                self.FileLinesList = fsock.readlines()
            finally:
                fsock.close()

        except:
            EdkLogger.error("FdfParser", FILE_OPEN_FAILURE, ExtraData=FileName)


        self.PcdDict = {}
        self.InfList = []
        # ECC will use this Dict and List information
        self.PcdFileLineDict = {}
        self.InfFileLineList = []
        
        self.FdDict = {}
        self.FdNameNotSet = False
        self.FvDict = {}
        self.CapsuleDict = {}
        self.VtfList = []
        self.RuleDict = {}
        self.OptRomDict = {}

## The syntax parser for FDF
#
# PreprocessFile method should be called prior to ParseFile
# CycleReferenceCheck method can detect cycles in FDF contents
#
# GetNext*** procedures mean these procedures will get next token first, then make judgement.
# Get*** procedures mean these procedures will make judgement on current token only.
#
class FdfParser:
    ## The constructor
    #
    #   @param  self        The object pointer
    #   @param  FileName    The file that to be parsed
    #
    def __init__(self, FileName):
        self.Profile = FileProfile(FileName)
        self.FileName = FileName
        self.CurrentLineNumber = 1
        self.CurrentOffsetWithinLine = 0
        self.CurrentFdName = None
        self.CurrentFvName = None
        self.__Token = ""
        self.__SkippedChars = ""

        # Used to section info
        self.__CurSection = []
        # Key: [section name, UI name, arch]
        # Value: {MACRO_NAME : MACRO_VALUE}
        self.__MacroDict = tdict(True, 3)
        self.__PcdDict = {}

        self.__WipeOffArea = []
        if GenFdsGlobalVariable.WorkSpaceDir == '':
            GenFdsGlobalVariable.WorkSpaceDir = os.getenv("WORKSPACE")

    ## __IsWhiteSpace() method
    #
    #   Whether char at current FileBufferPos is whitespace
    #
    #   @param  self        The object pointer
    #   @param  Char        The char to test
    #   @retval True        The char is a kind of white space
    #   @retval False       The char is NOT a kind of white space
    #
    def __IsWhiteSpace(self, Char):
        if Char in (T_CHAR_NULL, T_CHAR_CR, T_CHAR_SPACE, T_CHAR_TAB, T_CHAR_LF):
            return True
        else:
            return False

    ## __SkipWhiteSpace() method
    #
    #   Skip white spaces from current char, return number of chars skipped
    #
    #   @param  self        The object pointer
    #   @retval Count       The number of chars skipped
    #
    def __SkipWhiteSpace(self):
        Count = 0
        while not self.__EndOfFile():
            Count += 1
            if self.__CurrentChar() in (T_CHAR_NULL, T_CHAR_CR, T_CHAR_LF, T_CHAR_SPACE, T_CHAR_TAB):
                self.__SkippedChars += str(self.__CurrentChar())
                self.__GetOneChar()

            else:
                Count = Count - 1
                return Count

    ## __EndOfFile() method
    #
    #   Judge current buffer pos is at file end
    #
    #   @param  self        The object pointer
    #   @retval True        Current File buffer position is at file end
    #   @retval False       Current File buffer position is NOT at file end
    #
    def __EndOfFile(self):
        NumberOfLines = len(self.Profile.FileLinesList)
        SizeOfLastLine = len(self.Profile.FileLinesList[-1])
        if self.CurrentLineNumber == NumberOfLines and self.CurrentOffsetWithinLine >= SizeOfLastLine - 1:
            return True
        elif self.CurrentLineNumber > NumberOfLines:
            return True
        else:
            return False

    ## __EndOfLine() method
    #
    #   Judge current buffer pos is at line end
    #
    #   @param  self        The object pointer
    #   @retval True        Current File buffer position is at line end
    #   @retval False       Current File buffer position is NOT at line end
    #
    def __EndOfLine(self):
        if self.CurrentLineNumber > len(self.Profile.FileLinesList):
            return True
        SizeOfCurrentLine = len(self.Profile.FileLinesList[self.CurrentLineNumber - 1])
        if self.CurrentOffsetWithinLine >= SizeOfCurrentLine:
            return True
        else:
            return False

    ## Rewind() method
    #
    #   Reset file data buffer to the initial state
    #
    #   @param  self        The object pointer
    #
    def Rewind(self):
        self.CurrentLineNumber = 1
        self.CurrentOffsetWithinLine = 0

    ## __UndoOneChar() method
    #
    #   Go back one char in the file buffer
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully go back one char
    #   @retval False       Not able to go back one char as file beginning reached
    #
    def __UndoOneChar(self):

        if self.CurrentLineNumber == 1 and self.CurrentOffsetWithinLine == 0:
            return False
        elif self.CurrentOffsetWithinLine == 0:
            self.CurrentLineNumber -= 1
            self.CurrentOffsetWithinLine = len(self.__CurrentLine()) - 1
        else:
            self.CurrentOffsetWithinLine -= 1
        return True

    ## __GetOneChar() method
    #
    #   Move forward one char in the file buffer
    #
    #   @param  self        The object pointer
    #
    def __GetOneChar(self):
        if self.CurrentOffsetWithinLine == len(self.Profile.FileLinesList[self.CurrentLineNumber - 1]) - 1:
            self.CurrentLineNumber += 1
            self.CurrentOffsetWithinLine = 0
        else:
            self.CurrentOffsetWithinLine += 1

    ## __CurrentChar() method
    #
    #   Get the char pointed to by the file buffer pointer
    #
    #   @param  self        The object pointer
    #   @retval Char        Current char
    #
    def __CurrentChar(self):
        return self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine]

    ## __NextChar() method
    #
    #   Get the one char pass the char pointed to by the file buffer pointer
    #
    #   @param  self        The object pointer
    #   @retval Char        Next char
    #
    def __NextChar(self):
        if self.CurrentOffsetWithinLine == len(self.Profile.FileLinesList[self.CurrentLineNumber - 1]) - 1:
            return self.Profile.FileLinesList[self.CurrentLineNumber][0]
        else:
            return self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine + 1]

    ## __SetCurrentCharValue() method
    #
    #   Modify the value of current char
    #
    #   @param  self        The object pointer
    #   @param  Value       The new value of current char
    #
    def __SetCurrentCharValue(self, Value):
        self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine] = Value

    ## __CurrentLine() method
    #
    #   Get the list that contains current line contents
    #
    #   @param  self        The object pointer
    #   @retval List        current line contents
    #
    def __CurrentLine(self):
        return self.Profile.FileLinesList[self.CurrentLineNumber - 1]

    def __StringToList(self):
        self.Profile.FileLinesList = [list(s) for s in self.Profile.FileLinesList]
        self.Profile.FileLinesList[-1].append(' ')

    def __ReplaceFragment(self, StartPos, EndPos, Value = ' '):
        if StartPos[0] == EndPos[0]:
            Offset = StartPos[1]
            while Offset <= EndPos[1]:
                self.Profile.FileLinesList[StartPos[0]][Offset] = Value
                Offset += 1
            return

        Offset = StartPos[1]
        while self.Profile.FileLinesList[StartPos[0]][Offset] not in ('\r', '\n'):
            self.Profile.FileLinesList[StartPos[0]][Offset] = Value
            Offset += 1

        Line = StartPos[0]
        while Line < EndPos[0]:
            Offset = 0
            while self.Profile.FileLinesList[Line][Offset] not in ('\r', '\n'):
                self.Profile.FileLinesList[Line][Offset] = Value
                Offset += 1
            Line += 1

        Offset = 0
        while Offset <= EndPos[1]:
            self.Profile.FileLinesList[EndPos[0]][Offset] = Value
            Offset += 1


    def __GetMacroName(self):
        if not self.__GetNextToken():
            raise Warning("expected Macro name", self.FileName, self.CurrentLineNumber)
        MacroName = self.__Token
        NotFlag = False
        if MacroName.startswith('!'):
            NotFlag = True
            MacroName = MacroName[1:].strip()
         
        if not MacroName.startswith('$(') or not MacroName.endswith(')'):
            raise Warning("Macro name expected(Please use '$(%(Token)s)' if '%(Token)s' is a macro.)" % {"Token" : MacroName},
                          self.FileName, self.CurrentLineNumber)
        MacroName = MacroName[2:-1]
        return MacroName, NotFlag

    def __SetMacroValue(self, Macro, Value):
        if not self.__CurSection:
            return

        MacroDict = {}
        if not self.__MacroDict[self.__CurSection[0], self.__CurSection[1], self.__CurSection[2]]:
            self.__MacroDict[self.__CurSection[0], self.__CurSection[1], self.__CurSection[2]] = MacroDict
        else:
            MacroDict = self.__MacroDict[self.__CurSection[0], self.__CurSection[1], self.__CurSection[2]]
        MacroDict[Macro] = Value

    def __GetMacroValue(self, Macro):
        # Highest priority
        if Macro in GlobalData.gCommandLineDefines:
            return GlobalData.gCommandLineDefines[Macro]
        if Macro in GlobalData.gGlobalDefines:
            return GlobalData.gGlobalDefines[Macro]

        if self.__CurSection:
            MacroDict = self.__MacroDict[
                        self.__CurSection[0],
                        self.__CurSection[1],
                        self.__CurSection[2]
            ]
            if MacroDict and Macro in MacroDict:
                return MacroDict[Macro]

        # Lowest priority
        if Macro in GlobalData.gPlatformDefines:
            return GlobalData.gPlatformDefines[Macro]
        return None

    def __SectionHeaderParser(self, Section):
        # [Defines]
        # [FD.UiName]: use dummy instead if UI name is optional
        # [FV.UiName]
        # [Capsule.UiName]
        # [Rule]: don't take rule section into account, macro is not allowed in this section
        # [VTF.arch.UiName, arch]
        # [OptionRom.DriverName]
        self.__CurSection = []
        Section = Section.strip()[1:-1].upper().replace(' ', '').strip('.')
        ItemList = Section.split('.')
        Item = ItemList[0]
        if Item == '' or Item == 'RULE':
            return

        if Item == 'DEFINES':
            self.__CurSection = ['COMMON', 'COMMON', 'COMMON']
        elif Item == 'VTF' and len(ItemList) == 3:
            UiName = ItemList[2]
            Pos = UiName.find(',')
            if Pos != -1:
                UiName = UiName[:Pos]
            self.__CurSection = ['VTF', UiName, ItemList[1]]
        elif len(ItemList) > 1:
            self.__CurSection = [ItemList[0], ItemList[1], 'COMMON']
        elif len(ItemList) > 0:
            self.__CurSection = [ItemList[0], 'DUMMY', 'COMMON']

    ## PreprocessFile() method
    #
    #   Preprocess file contents, replace comments with spaces.
    #   In the end, rewind the file buffer pointer to the beginning
    #   BUGBUG: No !include statement processing contained in this procedure
    #   !include statement should be expanded at the same FileLinesList[CurrentLineNumber - 1]
    #
    #   @param  self        The object pointer
    #
    def PreprocessFile(self):

        self.Rewind()
        InComment = False
        DoubleSlashComment = False
        HashComment = False
        # HashComment in quoted string " " is ignored.
        InString = False

        while not self.__EndOfFile():

            if self.__CurrentChar() == T_CHAR_DOUBLE_QUOTE and not InComment:
                InString = not InString
            # meet new line, then no longer in a comment for // and '#'
            if self.__CurrentChar() == T_CHAR_LF:
                self.CurrentLineNumber += 1
                self.CurrentOffsetWithinLine = 0
                if InComment and DoubleSlashComment:
                    InComment = False
                    DoubleSlashComment = False
                if InComment and HashComment:
                    InComment = False
                    HashComment = False
            # check for */ comment end
            elif InComment and not DoubleSlashComment and not HashComment and self.__CurrentChar() == T_CHAR_STAR and self.__NextChar() == T_CHAR_SLASH:
                self.__SetCurrentCharValue(T_CHAR_SPACE)
                self.__GetOneChar()
                self.__SetCurrentCharValue(T_CHAR_SPACE)
                self.__GetOneChar()
                InComment = False
            # set comments to spaces
            elif InComment:
                self.__SetCurrentCharValue(T_CHAR_SPACE)
                self.__GetOneChar()
            # check for // comment
            elif self.__CurrentChar() == T_CHAR_SLASH and self.__NextChar() == T_CHAR_SLASH and not self.__EndOfLine():
                InComment = True
                DoubleSlashComment = True
            # check for '#' comment
            elif self.__CurrentChar() == T_CHAR_HASH and not self.__EndOfLine() and not InString:
                InComment = True
                HashComment = True
            # check for /* comment start
            elif self.__CurrentChar() == T_CHAR_SLASH and self.__NextChar() == T_CHAR_STAR:
                self.__SetCurrentCharValue( T_CHAR_SPACE)
                self.__GetOneChar()
                self.__SetCurrentCharValue( T_CHAR_SPACE)
                self.__GetOneChar()
                InComment = True
            else:
                self.__GetOneChar()

        # restore from ListOfList to ListOfString
        self.Profile.FileLinesList = ["".join(list) for list in self.Profile.FileLinesList]
        self.Rewind()

    ## PreprocessIncludeFile() method
    #
    #   Preprocess file contents, replace !include statements with file contents.
    #   In the end, rewind the file buffer pointer to the beginning
    #
    #   @param  self        The object pointer
    #
    def PreprocessIncludeFile(self):

        while self.__GetNextToken():

            if self.__Token == '!include':
                IncludeLine = self.CurrentLineNumber
                IncludeOffset = self.CurrentOffsetWithinLine - len('!include')
                if not self.__GetNextToken():
                    raise Warning("expected include file name", self.FileName, self.CurrentLineNumber)
                IncFileName = self.__Token
                __IncludeMacros = {}
                for Macro in ['WORKSPACE', 'ECP_SOURCE', 'EFI_SOURCE', 'EDK_SOURCE']:
                    MacroVal = self.__GetMacroValue(Macro)
                    if MacroVal:
                        __IncludeMacros[Macro] = MacroVal

                try:
                    IncludedFile = NormPath(ReplaceMacro(IncFileName, __IncludeMacros, RaiseError=True))
                except:
                    raise Warning("only these system environment variables are permitted to start the path of the included file: "
                                  "$(WORKSPACE), $(ECP_SOURCE), $(EFI_SOURCE), $(EDK_SOURCE)",
                                  self.FileName, self.CurrentLineNumber)
                #
                # First search the include file under the same directory as FDF file
                #
                IncludedFile1 = PathClass(IncludedFile, os.path.dirname(self.FileName))
                ErrorCode = IncludedFile1.Validate()[0]
                if ErrorCode != 0:
                    #
                    # Then search the include file under the same directory as DSC file
                    #
                    PlatformDir = ''
                    if GenFdsGlobalVariable.ActivePlatform:
                        PlatformDir = GenFdsGlobalVariable.ActivePlatform.Dir
                    elif GlobalData.gActivePlatform:
                        PlatformDir = GlobalData.gActivePlatform.MetaFile.Dir
                    IncludedFile1 = PathClass(IncludedFile, PlatformDir)
                    ErrorCode = IncludedFile1.Validate()[0]
                    if ErrorCode != 0:
                        #
                        # Also search file under the WORKSPACE directory
                        #
                        IncludedFile1 = PathClass(IncludedFile, GlobalData.gWorkspace)
                        ErrorCode = IncludedFile1.Validate()[0]
                        if ErrorCode != 0:
                            raise Warning("The include file does not exist under below directories: \n%s\n%s\n%s\n"%(os.path.dirname(self.FileName), PlatformDir, GlobalData.gWorkspace), 
                                          self.FileName, self.CurrentLineNumber)

                IncFileProfile = IncludeFileProfile(IncludedFile1.Path)

                CurrentLine = self.CurrentLineNumber
                CurrentOffset = self.CurrentOffsetWithinLine
                # list index of the insertion, note that line number is 'CurrentLine + 1'
                InsertAtLine = CurrentLine
                IncFileProfile.InsertStartLineNumber = InsertAtLine + 1
                # deal with remaining portions after "!include filename", if exists.
                if self.__GetNextToken():
                    if self.CurrentLineNumber == CurrentLine:
                        RemainingLine = self.__CurrentLine()[CurrentOffset:]
                        self.Profile.FileLinesList.insert(self.CurrentLineNumber, RemainingLine)
                        IncFileProfile.InsertAdjust += 1
                        self.CurrentLineNumber += 1
                        self.CurrentOffsetWithinLine = 0

                for Line in IncFileProfile.FileLinesList:
                    self.Profile.FileLinesList.insert(InsertAtLine, Line)
                    self.CurrentLineNumber += 1
                    InsertAtLine += 1

                IncludeFileList.append(IncFileProfile)

                # comment out the processed include file statement
                TempList = list(self.Profile.FileLinesList[IncludeLine - 1])
                TempList.insert(IncludeOffset, '#')
                self.Profile.FileLinesList[IncludeLine - 1] = ''.join(TempList)

        self.Rewind()
        
    def __GetIfListCurrentItemStat(self, IfList):
        if len(IfList) == 0:
            return True
        
        for Item in IfList:
            if Item[1] == False:
                return False
        
        return True
    
    ## PreprocessConditionalStatement() method
    #
    #   Preprocess conditional statement.
    #   In the end, rewind the file buffer pointer to the beginning
    #
    #   @param  self        The object pointer
    #
    def PreprocessConditionalStatement(self):
        # IfList is a stack of if branches with elements of list [Pos, CondSatisfied, BranchDetermined]
        IfList = []
        RegionLayoutLine = 0
        ReplacedLine = -1
        while self.__GetNextToken():
            # Determine section name and the location dependent macro
            if self.__GetIfListCurrentItemStat(IfList):
                if self.__Token.startswith('['):
                    Header = self.__Token
                    if not self.__Token.endswith(']'):
                        self.__SkipToToken(']')
                        Header += self.__SkippedChars
                    if Header.find('$(') != -1:
                        raise Warning("macro cannot be used in section header", self.FileName, self.CurrentLineNumber)
                    self.__SectionHeaderParser(Header)
                    continue
                # Replace macros except in RULE section or out of section
                elif self.__CurSection and ReplacedLine != self.CurrentLineNumber:
                    ReplacedLine = self.CurrentLineNumber
                    self.__UndoToken()
                    CurLine = self.Profile.FileLinesList[ReplacedLine - 1]
                    PreIndex = 0
                    StartPos = CurLine.find('$(', PreIndex)
                    EndPos = CurLine.find(')', StartPos+2)
                    while StartPos != -1 and EndPos != -1:
                        MacroName = CurLine[StartPos+2 : EndPos]
                        MacorValue = self.__GetMacroValue(MacroName)
                        if MacorValue != None:
                            CurLine = CurLine.replace('$(' + MacroName + ')', MacorValue, 1)
                            if MacorValue.find('$(') != -1:
                                PreIndex = StartPos
                            else:
                                PreIndex = StartPos + len(MacorValue)
                        else:
                            PreIndex = EndPos + 1
                        StartPos = CurLine.find('$(', PreIndex)
                        EndPos = CurLine.find(')', StartPos+2)
                    self.Profile.FileLinesList[ReplacedLine - 1] = CurLine
                    continue

            if self.__Token == 'DEFINE':
                if self.__GetIfListCurrentItemStat(IfList):
                    if not self.__CurSection:
                        raise Warning("macro cannot be defined in Rule section or out of section", self.FileName, self.CurrentLineNumber)
                    DefineLine = self.CurrentLineNumber - 1
                    DefineOffset = self.CurrentOffsetWithinLine - len('DEFINE')
                    if not self.__GetNextToken():
                        raise Warning("expected Macro name", self.FileName, self.CurrentLineNumber)
                    Macro = self.__Token
                    if not self.__IsToken( "="):
                        raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
    
                    Value = self.__GetExpression()
                    self.__SetMacroValue(Macro, Value)
                    self.__WipeOffArea.append(((DefineLine, DefineOffset), (self.CurrentLineNumber - 1, self.CurrentOffsetWithinLine - 1)))
            elif self.__Token == 'SET':
                PcdPair = self.__GetNextPcdName()
                PcdName = "%s.%s" % (PcdPair[1], PcdPair[0])
                if not self.__IsToken( "="):
                    raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

                Value = self.__GetExpression()
                Value = self.__EvaluateConditional(Value, self.CurrentLineNumber, 'eval', True)

                self.__PcdDict[PcdName] = Value
            elif self.__Token in ('!ifdef', '!ifndef', '!if'):
                IfStartPos = (self.CurrentLineNumber - 1, self.CurrentOffsetWithinLine - len(self.__Token))
                IfList.append([IfStartPos, None, None])

                CondLabel = self.__Token
                Expression = self.__GetExpression()
                
                if CondLabel == '!if':
                    ConditionSatisfied = self.__EvaluateConditional(Expression, IfList[-1][0][0] + 1, 'eval')
                else:
                    ConditionSatisfied = self.__EvaluateConditional(Expression, IfList[-1][0][0] + 1, 'in')
                    if CondLabel == '!ifndef':
                        ConditionSatisfied = not ConditionSatisfied

                BranchDetermined = ConditionSatisfied
                IfList[-1] = [IfList[-1][0], ConditionSatisfied, BranchDetermined]
                if ConditionSatisfied:
                    self.__WipeOffArea.append((IfList[-1][0], (self.CurrentLineNumber - 1, self.CurrentOffsetWithinLine - 1)))                 
            elif self.__Token in ('!elseif', '!else'):
                ElseStartPos = (self.CurrentLineNumber - 1, self.CurrentOffsetWithinLine - len(self.__Token))
                if len(IfList) <= 0:
                    raise Warning("Missing !if statement", self.FileName, self.CurrentLineNumber)

                if IfList[-1][1]:
                    IfList[-1] = [ElseStartPos, False, True]
                    self.__WipeOffArea.append((ElseStartPos, (self.CurrentLineNumber - 1, self.CurrentOffsetWithinLine - 1)))
                else:
                    self.__WipeOffArea.append((IfList[-1][0], ElseStartPos))
                    IfList[-1] = [ElseStartPos, True, IfList[-1][2]]
                    if self.__Token == '!elseif':
                        Expression = self.__GetExpression()
                        ConditionSatisfied = self.__EvaluateConditional(Expression, IfList[-1][0][0] + 1, 'eval')
                        IfList[-1] = [IfList[-1][0], ConditionSatisfied, IfList[-1][2]]

                    if IfList[-1][1]:
                        if IfList[-1][2]:
                            IfList[-1][1] = False
                        else:
                            IfList[-1][2] = True
                            self.__WipeOffArea.append((IfList[-1][0], (self.CurrentLineNumber - 1, self.CurrentOffsetWithinLine - 1)))
            elif self.__Token == '!endif':
                if len(IfList) <= 0:
                    raise Warning("Missing !if statement", self.FileName, self.CurrentLineNumber)
                if IfList[-1][1]:
                    self.__WipeOffArea.append(((self.CurrentLineNumber - 1, self.CurrentOffsetWithinLine - len('!endif')), (self.CurrentLineNumber - 1, self.CurrentOffsetWithinLine - 1)))
                else:
                    self.__WipeOffArea.append((IfList[-1][0], (self.CurrentLineNumber - 1, self.CurrentOffsetWithinLine - 1)))

                IfList.pop()
            elif not IfList:    # Don't use PCDs inside conditional directive
                if self.CurrentLineNumber <= RegionLayoutLine:
                    # Don't try the same line twice
                    continue
                RegionSize = RegionSizePattern.match(self.Profile.FileLinesList[self.CurrentLineNumber - 1])
                if not RegionSize:
                    RegionLayoutLine = self.CurrentLineNumber
                    continue
                RegionSizeGuid = RegionSizeGuidPattern.match(self.Profile.FileLinesList[self.CurrentLineNumber])
                if not RegionSizeGuid:
                    RegionLayoutLine = self.CurrentLineNumber + 1
                    continue
                self.__PcdDict[RegionSizeGuid.group('base')] = RegionSize.group('base')
                self.__PcdDict[RegionSizeGuid.group('size')] = RegionSize.group('size')
                RegionLayoutLine = self.CurrentLineNumber + 1

        if IfList:
            raise Warning("Missing !endif", self.FileName, self.CurrentLineNumber)
        self.Rewind()

    def __CollectMacroPcd(self):
        MacroDict = {}

        # PCD macro
        MacroDict.update(self.__PcdDict)

        # Lowest priority
        MacroDict.update(GlobalData.gPlatformDefines)

        if self.__CurSection:
            # Defines macro
            ScopeMacro = self.__MacroDict['COMMON', 'COMMON', 'COMMON']
            if ScopeMacro:
                MacroDict.update(ScopeMacro)
    
            # Section macro
            ScopeMacro = self.__MacroDict[
                        self.__CurSection[0],
                        self.__CurSection[1],
                        self.__CurSection[2]
            ]
            if ScopeMacro:
                MacroDict.update(ScopeMacro)

        MacroDict.update(GlobalData.gGlobalDefines)
        MacroDict.update(GlobalData.gCommandLineDefines)
        # Highest priority

        return MacroDict

    def __EvaluateConditional(self, Expression, Line, Op = None, Value = None):
        FileLineTuple = GetRealFileLine(self.FileName, Line)
        MacroPcdDict = self.__CollectMacroPcd()
        if Op == 'eval':
            try:
                if Value:
                    return ValueExpression(Expression, MacroPcdDict)(True)
                else:
                    return ValueExpression(Expression, MacroPcdDict)()
            except WrnExpression, Excpt:
                # 
                # Catch expression evaluation warning here. We need to report
                # the precise number of line and return the evaluation result
                #
                EdkLogger.warn('Parser', "Suspicious expression: %s" % str(Excpt),
                                File=self.FileName, ExtraData=self.__CurrentLine(), 
                                Line=Line)
                return Excpt.result
            except Exception, Excpt:
                raise Warning("Invalid expression", *FileLineTuple)
        else:
            if Expression.startswith('$(') and Expression[-1] == ')':
                Expression = Expression[2:-1]            
            return Expression in MacroPcdDict

    ## __IsToken() method
    #
    #   Check whether input string is found from current char position along
    #   If found, the string value is put into self.__Token
    #
    #   @param  self        The object pointer
    #   @param  String      The string to search
    #   @param  IgnoreCase  Indicate case sensitive/non-sensitive search, default is case sensitive
    #   @retval True        Successfully find string, file buffer pointer moved forward
    #   @retval False       Not able to find string, file buffer pointer not changed
    #
    def __IsToken(self, String, IgnoreCase = False):
        self.__SkipWhiteSpace()

        # Only consider the same line, no multi-line token allowed
        StartPos = self.CurrentOffsetWithinLine
        index = -1
        if IgnoreCase:
            index = self.__CurrentLine()[self.CurrentOffsetWithinLine : ].upper().find(String.upper())
        else:
            index = self.__CurrentLine()[self.CurrentOffsetWithinLine : ].find(String)
        if index == 0:
            self.CurrentOffsetWithinLine += len(String)
            self.__Token = self.__CurrentLine()[StartPos : self.CurrentOffsetWithinLine]
            return True
        return False

    ## __IsKeyword() method
    #
    #   Check whether input keyword is found from current char position along, whole word only!
    #   If found, the string value is put into self.__Token
    #
    #   @param  self        The object pointer
    #   @param  Keyword     The string to search
    #   @param  IgnoreCase  Indicate case sensitive/non-sensitive search, default is case sensitive
    #   @retval True        Successfully find string, file buffer pointer moved forward
    #   @retval False       Not able to find string, file buffer pointer not changed
    #
    def __IsKeyword(self, KeyWord, IgnoreCase = False):
        self.__SkipWhiteSpace()

        # Only consider the same line, no multi-line token allowed
        StartPos = self.CurrentOffsetWithinLine
        index = -1
        if IgnoreCase:
            index = self.__CurrentLine()[self.CurrentOffsetWithinLine : ].upper().find(KeyWord.upper())
        else:
            index = self.__CurrentLine()[self.CurrentOffsetWithinLine : ].find(KeyWord)
        if index == 0:
            followingChar = self.__CurrentLine()[self.CurrentOffsetWithinLine + len(KeyWord)]
            if not str(followingChar).isspace() and followingChar not in SEPERATOR_TUPLE:
                return False
            self.CurrentOffsetWithinLine += len(KeyWord)
            self.__Token = self.__CurrentLine()[StartPos : self.CurrentOffsetWithinLine]
            return True
        return False

    def __GetExpression(self):
        Line = self.Profile.FileLinesList[self.CurrentLineNumber - 1]
        Index = len(Line) - 1
        while Line[Index] in ['\r', '\n']:
            Index -= 1
        ExpressionString = self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine:Index+1]
        self.CurrentOffsetWithinLine += len(ExpressionString)
        ExpressionString = ExpressionString.strip()
        return ExpressionString

    ## __GetNextWord() method
    #
    #   Get next C name from file lines
    #   If found, the string value is put into self.__Token
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a C name string, file buffer pointer moved forward
    #   @retval False       Not able to find a C name string, file buffer pointer not changed
    #
    def __GetNextWord(self):
        self.__SkipWhiteSpace()
        if self.__EndOfFile():
            return False

        TempChar = self.__CurrentChar()
        StartPos = self.CurrentOffsetWithinLine
        if (TempChar >= 'a' and TempChar <= 'z') or (TempChar >= 'A' and TempChar <= 'Z') or TempChar == '_':
            self.__GetOneChar()
            while not self.__EndOfLine():
                TempChar = self.__CurrentChar()
                if (TempChar >= 'a' and TempChar <= 'z') or (TempChar >= 'A' and TempChar <= 'Z') \
                or (TempChar >= '0' and TempChar <= '9') or TempChar == '_' or TempChar == '-':
                    self.__GetOneChar()

                else:
                    break

            self.__Token = self.__CurrentLine()[StartPos : self.CurrentOffsetWithinLine]
            return True

        return False

    ## __GetNextToken() method
    #
    #   Get next token unit before a seperator
    #   If found, the string value is put into self.__Token
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a token unit, file buffer pointer moved forward
    #   @retval False       Not able to find a token unit, file buffer pointer not changed
    #
    def __GetNextToken(self):
        # Skip leading spaces, if exist.
        self.__SkipWhiteSpace()
        if self.__EndOfFile():
            return False
        # Record the token start position, the position of the first non-space char.
        StartPos = self.CurrentOffsetWithinLine
        StartLine = self.CurrentLineNumber
        while StartLine == self.CurrentLineNumber:
            TempChar = self.__CurrentChar()
            # Try to find the end char that is not a space and not in seperator tuple.
            # That is, when we got a space or any char in the tuple, we got the end of token.
            if not str(TempChar).isspace() and TempChar not in SEPERATOR_TUPLE:
                self.__GetOneChar()
            # if we happen to meet a seperator as the first char, we must proceed to get it.
            # That is, we get a token that is a seperator char. nomally it is the boundary of other tokens.
            elif StartPos == self.CurrentOffsetWithinLine and TempChar in SEPERATOR_TUPLE:
                self.__GetOneChar()
                break
            else:
                break
#        else:
#            return False

        EndPos = self.CurrentOffsetWithinLine
        if self.CurrentLineNumber != StartLine:
            EndPos = len(self.Profile.FileLinesList[StartLine-1])
        self.__Token = self.Profile.FileLinesList[StartLine-1][StartPos : EndPos]
        if StartPos != self.CurrentOffsetWithinLine:
            return True
        else:
            return False

    def __GetNextOp(self):
        # Skip leading spaces, if exist.
        self.__SkipWhiteSpace()
        if self.__EndOfFile():
            return False
        # Record the token start position, the position of the first non-space char.
        StartPos = self.CurrentOffsetWithinLine
        while not self.__EndOfLine():
            TempChar = self.__CurrentChar()
            # Try to find the end char that is not a space
            if not str(TempChar).isspace():
                self.__GetOneChar()
            else:
                break
        else:
            return False

        if StartPos != self.CurrentOffsetWithinLine:
            self.__Token = self.__CurrentLine()[StartPos : self.CurrentOffsetWithinLine]
            return True
        else:
            return False
    ## __GetNextGuid() method
    #
    #   Get next token unit before a seperator
    #   If found, the GUID string is put into self.__Token
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a registry format GUID, file buffer pointer moved forward
    #   @retval False       Not able to find a registry format GUID, file buffer pointer not changed
    #
    def __GetNextGuid(self):

        if not self.__GetNextToken():
            return False
        p = re.compile('[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}')
        if p.match(self.__Token) != None:
            return True
        else:
            self.__UndoToken()
            return False

    ## __UndoToken() method
    #
    #   Go back one token unit in file buffer
    #
    #   @param  self        The object pointer
    #
    def __UndoToken(self):
        self.__UndoOneChar()
        while self.__CurrentChar().isspace():
            if not self.__UndoOneChar():
                self.__GetOneChar()
                return


        StartPos = self.CurrentOffsetWithinLine
        CurrentLine = self.CurrentLineNumber
        while CurrentLine == self.CurrentLineNumber:

            TempChar = self.__CurrentChar()
            # Try to find the end char that is not a space and not in seperator tuple.
            # That is, when we got a space or any char in the tuple, we got the end of token.
            if not str(TempChar).isspace() and not TempChar in SEPERATOR_TUPLE:
                if not self.__UndoOneChar():
                    return
            # if we happen to meet a seperator as the first char, we must proceed to get it.
            # That is, we get a token that is a seperator char. nomally it is the boundary of other tokens.
            elif StartPos == self.CurrentOffsetWithinLine and TempChar in SEPERATOR_TUPLE:
                return
            else:
                break

        self.__GetOneChar()

    ## __HexDigit() method
    #
    #   Whether char input is a Hex data bit
    #
    #   @param  self        The object pointer
    #   @param  TempChar    The char to test
    #   @retval True        The char is a Hex data bit
    #   @retval False       The char is NOT a Hex data bit
    #
    def __HexDigit(self, TempChar):
        if (TempChar >= 'a' and TempChar <= 'f') or (TempChar >= 'A' and TempChar <= 'F') \
                or (TempChar >= '0' and TempChar <= '9'):
                    return True
        else:
            return False

    def __IsHex(self, HexStr):
        if not HexStr.upper().startswith("0X"):
            return False
        if len(self.__Token) <= 2:
            return False
        charList = [c for c in HexStr[2 : ] if not self.__HexDigit( c)]
        if len(charList) == 0:
            return True
        else:
            return False
    ## __GetNextHexNumber() method
    #
    #   Get next HEX data before a seperator
    #   If found, the HEX data is put into self.__Token
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a HEX data, file buffer pointer moved forward
    #   @retval False       Not able to find a HEX data, file buffer pointer not changed
    #
    def __GetNextHexNumber(self):
        if not self.__GetNextToken():
            return False
        if self.__IsHex(self.__Token):
            return True
        else:
            self.__UndoToken()
            return False

    ## __GetNextDecimalNumber() method
    #
    #   Get next decimal data before a seperator
    #   If found, the decimal data is put into self.__Token
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a decimal data, file buffer pointer moved forward
    #   @retval False       Not able to find a decimal data, file buffer pointer not changed
    #
    def __GetNextDecimalNumber(self):
        if not self.__GetNextToken():
            return False
        if self.__Token.isdigit():
            return True
        else:
            self.__UndoToken()
            return False

    ## __GetNextPcdName() method
    #
    #   Get next PCD token space C name and PCD C name pair before a seperator
    #   If found, the decimal data is put into self.__Token
    #
    #   @param  self        The object pointer
    #   @retval Tuple       PCD C name and PCD token space C name pair
    #
    def __GetNextPcdName(self):
        if not self.__GetNextWord():
            raise Warning("expected format of <PcdTokenSpaceCName>.<PcdCName>", self.FileName, self.CurrentLineNumber)
        pcdTokenSpaceCName = self.__Token

        if not self.__IsToken( "."):
            raise Warning("expected format of <PcdTokenSpaceCName>.<PcdCName>", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextWord():
            raise Warning("expected format of <PcdTokenSpaceCName>.<PcdCName>", self.FileName, self.CurrentLineNumber)
        pcdCName = self.__Token

        return (pcdCName, pcdTokenSpaceCName)

    ## __GetStringData() method
    #
    #   Get string contents quoted in ""
    #   If found, the decimal data is put into self.__Token
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a string data, file buffer pointer moved forward
    #   @retval False       Not able to find a string data, file buffer pointer not changed
    #
    def __GetStringData(self):
        if self.__Token.startswith("\"") or self.__Token.startswith("L\""):
            self.__UndoToken()
            self.__SkipToToken("\"")
            currentLineNumber = self.CurrentLineNumber

            if not self.__SkipToToken("\""):
                raise Warning("Missing Quote \" for String", self.FileName, self.CurrentLineNumber)
            if currentLineNumber != self.CurrentLineNumber:
                raise Warning("Missing Quote \" for String", self.FileName, self.CurrentLineNumber)
            self.__Token = self.__SkippedChars.rstrip('\"')
            return True

        elif self.__Token.startswith("\'") or self.__Token.startswith("L\'"):
            self.__UndoToken()
            self.__SkipToToken("\'")
            currentLineNumber = self.CurrentLineNumber

            if not self.__SkipToToken("\'"):
                raise Warning("Missing Quote \' for String", self.FileName, self.CurrentLineNumber)
            if currentLineNumber != self.CurrentLineNumber:
                raise Warning("Missing Quote \' for String", self.FileName, self.CurrentLineNumber)
            self.__Token = self.__SkippedChars.rstrip('\'')
            return True

        else:
            return False

    ## __SkipToToken() method
    #
    #   Search forward in file buffer for the string
    #   The skipped chars are put into self.__SkippedChars
    #
    #   @param  self        The object pointer
    #   @param  String      The string to search
    #   @param  IgnoreCase  Indicate case sensitive/non-sensitive search, default is case sensitive
    #   @retval True        Successfully find the string, file buffer pointer moved forward
    #   @retval False       Not able to find the string, file buffer pointer not changed
    #
    def __SkipToToken(self, String, IgnoreCase = False):
        StartPos = self.GetFileBufferPos()

        self.__SkippedChars = ""
        while not self.__EndOfFile():
            index = -1
            if IgnoreCase:
                index = self.__CurrentLine()[self.CurrentOffsetWithinLine : ].upper().find(String.upper())
            else:
                index = self.__CurrentLine()[self.CurrentOffsetWithinLine : ].find(String)
            if index == 0:
                self.CurrentOffsetWithinLine += len(String)
                self.__SkippedChars += String
                return True
            self.__SkippedChars += str(self.__CurrentChar())
            self.__GetOneChar()

        self.SetFileBufferPos( StartPos)
        self.__SkippedChars = ""
        return False

    ## GetFileBufferPos() method
    #
    #   Return the tuple of current line and offset within the line
    #
    #   @param  self        The object pointer
    #   @retval Tuple       Line number and offset pair
    #
    def GetFileBufferPos(self):
        return (self.CurrentLineNumber, self.CurrentOffsetWithinLine)

    ## SetFileBufferPos() method
    #
    #   Restore the file buffer position
    #
    #   @param  self        The object pointer
    #   @param  Pos         The new file buffer position
    #
    def SetFileBufferPos(self, Pos):
        (self.CurrentLineNumber, self.CurrentOffsetWithinLine) = Pos

    ## Preprocess() method
    #
    #   Preprocess comment, conditional directive, include directive, replace macro.
    #   Exception will be raised if syntax error found
    #
    #   @param  self        The object pointer
    #
    def Preprocess(self):
        self.__StringToList()
        self.PreprocessFile()
        self.PreprocessIncludeFile()
        self.__StringToList()
        self.PreprocessFile()
        self.PreprocessConditionalStatement()
        self.__StringToList()
        for Pos in self.__WipeOffArea:
            self.__ReplaceFragment(Pos[0], Pos[1])
        self.Profile.FileLinesList = ["".join(list) for list in self.Profile.FileLinesList]

        while self.__GetDefines():
            pass

    ## ParseFile() method
    #
    #   Parse the file profile buffer to extract fd, fv ... information
    #   Exception will be raised if syntax error found
    #
    #   @param  self        The object pointer
    #
    def ParseFile(self):

        try:
            self.Preprocess()
            while self.__GetFd():
                pass

            while self.__GetFv():
                pass

            while self.__GetCapsule():
                pass

            while self.__GetVtf():
                pass

            while self.__GetRule():
                pass
            
            while self.__GetOptionRom():
                pass

        except Warning, X:
            self.__UndoToken()
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            #'\n\tGot Token: \"%s\" from File %s\n' % (self.__Token, FileLineTuple[0]) + \
            X.Message += ' near line %d, column %d: %s' \
                % (FileLineTuple[1], self.CurrentOffsetWithinLine + 1, self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine :].rstrip('\n').rstrip('\r'))
            raise

    ## __GetDefines() method
    #
    #   Get Defines section contents and store its data into AllMacrosList
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a Defines
    #   @retval False       Not able to find a Defines
    #
    def __GetDefines(self):

        if not self.__GetNextToken():
            return False

        S = self.__Token.upper()
        if S.startswith("[") and not S.startswith("[DEFINES"):
            if not S.startswith("[FD.") and not S.startswith("[FV.") and not S.startswith("[CAPSULE.") \
                and not S.startswith("[VTF.") and not S.startswith("[RULE.") and not S.startswith("[OPTIONROM."):
                raise Warning("Unknown section or section appear sequence error (The correct sequence should be [DEFINES], [FD.], [FV.], [Capsule.], [VTF.], [Rule.], [OptionRom.])", self.FileName, self.CurrentLineNumber)
            self.__UndoToken()
            return False

        self.__UndoToken()
        if not self.__IsToken("[DEFINES", True):
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            #print 'Parsing String: %s in File %s, At line: %d, Offset Within Line: %d' \
            #        % (self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine :], FileLineTuple[0], FileLineTuple[1], self.CurrentOffsetWithinLine)
            raise Warning("expected [DEFINES", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken( "]"):
            raise Warning("expected ']'", self.FileName, self.CurrentLineNumber)

        while self.__GetNextWord():
            # handle the SET statement
            if self.__Token == 'SET':
                self.__UndoToken()
                self.__GetSetStatement(None)
                continue
            
            Macro = self.__Token
            
            if not self.__IsToken("="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken() or self.__Token.startswith('['):
                raise Warning("expected MACRO value", self.FileName, self.CurrentLineNumber)
            Value = self.__Token

        return False

    ## __GetFd() method
    #
    #   Get FD section contents and store its data into FD dictionary of self.Profile
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a FD
    #   @retval False       Not able to find a FD
    #
    def __GetFd(self):

        if not self.__GetNextToken():
            return False

        S = self.__Token.upper()
        if S.startswith("[") and not S.startswith("[FD."):
            if not S.startswith("[FV.") and not S.startswith("[CAPSULE.") \
                and not S.startswith("[VTF.") and not S.startswith("[RULE.") and not S.startswith("[OPTIONROM."):
                raise Warning("Unknown section", self.FileName, self.CurrentLineNumber)
            self.__UndoToken()
            return False

        self.__UndoToken()
        if not self.__IsToken("[FD.", True):
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            #print 'Parsing String: %s in File %s, At line: %d, Offset Within Line: %d' \
            #        % (self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine :], FileLineTuple[0], FileLineTuple[1], self.CurrentOffsetWithinLine)
            raise Warning("expected [FD.]", self.FileName, self.CurrentLineNumber)

        FdName = self.__GetUiName()
        if FdName == "":
            if len (self.Profile.FdDict) == 0:
                FdName = GenFdsGlobalVariable.PlatformName
                if FdName == "" and GlobalData.gActivePlatform:
                    FdName = GlobalData.gActivePlatform.PlatformName
                self.Profile.FdNameNotSet = True
            else:
                raise Warning("expected FdName in [FD.] section", self.FileName, self.CurrentLineNumber)
        self.CurrentFdName = FdName.upper()
        
        if self.CurrentFdName in self.Profile.FdDict:
            raise Warning("Unexpected the same FD name", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken( "]"):
            raise Warning("expected ']'", self.FileName, self.CurrentLineNumber)

        FdObj = Fd.FD()
        FdObj.FdUiName = self.CurrentFdName
        self.Profile.FdDict[self.CurrentFdName] = FdObj

        if len (self.Profile.FdDict) > 1 and self.Profile.FdNameNotSet:
            raise Warning("expected all FDs have their name", self.FileName, self.CurrentLineNumber)

        Status = self.__GetCreateFile(FdObj)
        if not Status:
            raise Warning("FD name error", self.FileName, self.CurrentLineNumber)

        self.__GetTokenStatements(FdObj)

        self.__GetDefineStatements(FdObj)

        self.__GetSetStatements(FdObj)

        if not self.__GetRegionLayout(FdObj):
            raise Warning("expected region layout", self.FileName, self.CurrentLineNumber)

        while self.__GetRegionLayout(FdObj):
            pass
        return True

    ## __GetUiName() method
    #
    #   Return the UI name of a section
    #
    #   @param  self        The object pointer
    #   @retval FdName      UI name
    #
    def __GetUiName(self):
        Name = ""
        if self.__GetNextWord():
            Name = self.__Token

        return Name

    ## __GetCreateFile() method
    #
    #   Return the output file name of object
    #
    #   @param  self        The object pointer
    #   @param  Obj         object whose data will be stored in file
    #   @retval FdName      UI name
    #
    def __GetCreateFile(self, Obj):

        if self.__IsKeyword( "CREATE_FILE"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected file name", self.FileName, self.CurrentLineNumber)

            FileName = self.__Token
            Obj.CreateFileName = FileName

        return True

    ## __GetTokenStatements() method
    #
    #   Get token statements
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom token statement is got
    #
    def __GetTokenStatements(self, Obj):
        if not self.__IsKeyword( "BaseAddress"):
            raise Warning("BaseAddress missing", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextHexNumber():
            raise Warning("expected Hex base address", self.FileName, self.CurrentLineNumber)

        Obj.BaseAddress = self.__Token

        if self.__IsToken( "|"):
            pcdPair = self.__GetNextPcdName()
            Obj.BaseAddressPcd = pcdPair
            self.Profile.PcdDict[pcdPair] = Obj.BaseAddress
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            self.Profile.PcdFileLineDict[pcdPair] = FileLineTuple

        if not self.__IsKeyword( "Size"):
            raise Warning("Size missing", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextHexNumber():
            raise Warning("expected Hex size", self.FileName, self.CurrentLineNumber)


        Size = self.__Token
        if self.__IsToken( "|"):
            pcdPair = self.__GetNextPcdName()
            Obj.SizePcd = pcdPair
            self.Profile.PcdDict[pcdPair] = Size
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            self.Profile.PcdFileLineDict[pcdPair] = FileLineTuple
        Obj.Size = long(Size, 0)

        if not self.__IsKeyword( "ErasePolarity"):
            raise Warning("ErasePolarity missing", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected Erase Polarity", self.FileName, self.CurrentLineNumber)

        if self.__Token != "1" and self.__Token != "0":
            raise Warning("expected 1 or 0 Erase Polarity", self.FileName, self.CurrentLineNumber)

        Obj.ErasePolarity = self.__Token

        self.__GetBlockStatements(Obj)

    ## __GetAddressStatements() method
    #
    #   Get address statements
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom address statement is got
    #   @retval True        Successfully find
    #   @retval False       Not able to find
    #
    def __GetAddressStatements(self, Obj):

        if self.__IsKeyword("BsBaseAddress"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextDecimalNumber() and not self.__GetNextHexNumber():
                raise Warning("expected address", self.FileName, self.CurrentLineNumber)

            BsAddress = long(self.__Token, 0)
            Obj.BsBaseAddress = BsAddress

        if self.__IsKeyword("RtBaseAddress"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextDecimalNumber() and not self.__GetNextHexNumber():
                raise Warning("expected address", self.FileName, self.CurrentLineNumber)

            RtAddress = long(self.__Token, 0)
            Obj.RtBaseAddress = RtAddress

    ## __GetBlockStatements() method
    #
    #   Get block statements
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom block statement is got
    #
    def __GetBlockStatements(self, Obj):

        if not self.__GetBlockStatement(Obj):
            #set default block size is 1
            Obj.BlockSizeList.append((1, Obj.Size, None))
            return

        while self.__GetBlockStatement(Obj):
            pass
        
        for Item in Obj.BlockSizeList:
            if Item[0] == None or Item[1] == None:
                raise Warning("expected block statement", self.FileName, self.CurrentLineNumber)

    ## __GetBlockStatement() method
    #
    #   Get block statement
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom block statement is got
    #   @retval True        Successfully find
    #   @retval False       Not able to find
    #
    def __GetBlockStatement(self, Obj):
        if not self.__IsKeyword( "BlockSize"):
            return False

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextHexNumber() and not self.__GetNextDecimalNumber():
            raise Warning("expected Hex or Integer block size", self.FileName, self.CurrentLineNumber)

        BlockSize = self.__Token
        BlockSizePcd = None
        if self.__IsToken( "|"):
            PcdPair = self.__GetNextPcdName()
            BlockSizePcd = PcdPair
            self.Profile.PcdDict[PcdPair] = BlockSize
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            self.Profile.PcdFileLineDict[PcdPair] = FileLineTuple
        BlockSize = long(BlockSize, 0)

        BlockNumber = None
        if self.__IsKeyword( "NumBlocks"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextDecimalNumber() and not self.__GetNextHexNumber():
                raise Warning("expected block numbers", self.FileName, self.CurrentLineNumber)

            BlockNumber = long(self.__Token, 0)

        Obj.BlockSizeList.append((BlockSize, BlockNumber, BlockSizePcd))
        return True

    ## __GetDefineStatements() method
    #
    #   Get define statements
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom define statement is got
    #   @retval True        Successfully find
    #   @retval False       Not able to find
    #
    def __GetDefineStatements(self, Obj):
        while self.__GetDefineStatement( Obj):
            pass

    ## __GetDefineStatement() method
    #
    #   Get define statement
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom define statement is got
    #   @retval True        Successfully find
    #   @retval False       Not able to find
    #
    def __GetDefineStatement(self, Obj):
        if self.__IsKeyword("DEFINE"):
            self.__GetNextToken()
            Macro = self.__Token
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected value", self.FileName, self.CurrentLineNumber)

            Value = self.__Token
            Macro = '$(' + Macro + ')'
            Obj.DefineVarDict[Macro] = Value
            return True

        return False

    ## __GetSetStatements() method
    #
    #   Get set statements
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom set statement is got
    #   @retval True        Successfully find
    #   @retval False       Not able to find
    #
    def __GetSetStatements(self, Obj):
        while self.__GetSetStatement(Obj):
            pass

    ## __GetSetStatement() method
    #
    #   Get set statement
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom set statement is got
    #   @retval True        Successfully find
    #   @retval False       Not able to find
    #
    def __GetSetStatement(self, Obj):
        if self.__IsKeyword("SET"):
            PcdPair = self.__GetNextPcdName()

            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            Value = self.__GetExpression()
            Value = self.__EvaluateConditional(Value, self.CurrentLineNumber, 'eval', True)

            if Obj:
                Obj.SetVarDict[PcdPair] = Value
            self.Profile.PcdDict[PcdPair] = Value
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            self.Profile.PcdFileLineDict[PcdPair] = FileLineTuple
            return True

        return False

    ## __GetRegionLayout() method
    #
    #   Get region layout for FD
    #
    #   @param  self        The object pointer
    #   @param  Fd          for whom region is got
    #   @retval True        Successfully find
    #   @retval False       Not able to find
    #
    def __GetRegionLayout(self, Fd):
        if not self.__GetNextHexNumber():
            return False

        RegionObj = Region.Region()
        RegionObj.Offset = long(self.__Token, 0)
        Fd.RegionList.append(RegionObj)

        if not self.__IsToken( "|"):
            raise Warning("expected '|'", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextHexNumber():
            raise Warning("expected Region Size", self.FileName, self.CurrentLineNumber)
        RegionObj.Size = long(self.__Token, 0)

        if not self.__GetNextWord():
            return True

        if not self.__Token in ("SET", "FV", "FILE", "DATA", "CAPSULE"):
            self.__UndoToken()
            RegionObj.PcdOffset = self.__GetNextPcdName()
            self.Profile.PcdDict[RegionObj.PcdOffset] = "0x%08X" % (RegionObj.Offset + long(Fd.BaseAddress, 0))
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            self.Profile.PcdFileLineDict[RegionObj.PcdOffset] = FileLineTuple
            if self.__IsToken( "|"):
                RegionObj.PcdSize = self.__GetNextPcdName()
                self.Profile.PcdDict[RegionObj.PcdSize] = "0x%08X" % RegionObj.Size
                FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
                self.Profile.PcdFileLineDict[RegionObj.PcdSize] = FileLineTuple

            if not self.__GetNextWord():
                return True

        if self.__Token == "SET":
            self.__UndoToken()
            self.__GetSetStatements( RegionObj)
            if not self.__GetNextWord():
                return True

        elif self.__Token == "FV":
            self.__UndoToken()
            self.__GetRegionFvType( RegionObj)

        elif self.__Token == "CAPSULE":
            self.__UndoToken()
            self.__GetRegionCapType( RegionObj)

        elif self.__Token == "FILE":
            self.__UndoToken()
            self.__GetRegionFileType( RegionObj)

        elif self.__Token == "DATA":
            self.__UndoToken()
            self.__GetRegionDataType( RegionObj)
        else:
            raise Warning("A valid region type was not found. "
                          "Valid types are [SET, FV, CAPSULE, FILE, DATA]. This error occurred",
                          self.FileName, self.CurrentLineNumber)

        return True

    ## __GetRegionFvType() method
    #
    #   Get region fv data for region
    #
    #   @param  self        The object pointer
    #   @param  RegionObj   for whom region data is got
    #
    def __GetRegionFvType(self, RegionObj):

        if not self.__IsKeyword( "FV"):
            raise Warning("expected Keyword 'FV'", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected FV name", self.FileName, self.CurrentLineNumber)

        RegionObj.RegionType = "FV"
        RegionObj.RegionDataList.append(self.__Token)

        while self.__IsKeyword( "FV"):

            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected FV name", self.FileName, self.CurrentLineNumber)

            RegionObj.RegionDataList.append(self.__Token)

    ## __GetRegionCapType() method
    #
    #   Get region capsule data for region
    #
    #   @param  self        The object pointer
    #   @param  RegionObj   for whom region data is got
    #
    def __GetRegionCapType(self, RegionObj):

        if not self.__IsKeyword("CAPSULE"):
            raise Warning("expected Keyword 'CAPSULE'", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected CAPSULE name", self.FileName, self.CurrentLineNumber)

        RegionObj.RegionType = "CAPSULE"
        RegionObj.RegionDataList.append(self.__Token)

        while self.__IsKeyword("CAPSULE"):

            if not self.__IsToken("="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected CAPSULE name", self.FileName, self.CurrentLineNumber)

            RegionObj.RegionDataList.append(self.__Token)

    ## __GetRegionFileType() method
    #
    #   Get region file data for region
    #
    #   @param  self        The object pointer
    #   @param  RegionObj   for whom region data is got
    #
    def __GetRegionFileType(self, RegionObj):

        if not self.__IsKeyword( "FILE"):
            raise Warning("expected Keyword 'FILE'", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected File name", self.FileName, self.CurrentLineNumber)

        RegionObj.RegionType = "FILE"
        RegionObj.RegionDataList.append( self.__Token)

        while self.__IsKeyword( "FILE"):

            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected FILE name", self.FileName, self.CurrentLineNumber)

            RegionObj.RegionDataList.append(self.__Token)

    ## __GetRegionDataType() method
    #
    #   Get region array data for region
    #
    #   @param  self        The object pointer
    #   @param  RegionObj   for whom region data is got
    #
    def __GetRegionDataType(self, RegionObj):

        if not self.__IsKeyword( "DATA"):
            raise Warning("expected Region Data type", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken( "{"):
            raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextHexNumber():
            raise Warning("expected Hex byte", self.FileName, self.CurrentLineNumber)

        if len(self.__Token) > 18:
            raise Warning("Hex string can't be converted to a valid UINT64 value", self.FileName, self.CurrentLineNumber)

        # convert hex string value to byte hex string array
        AllString = self.__Token
        AllStrLen = len (AllString)
        DataString = ""
        while AllStrLen > 4:
            DataString = DataString + "0x" + AllString[AllStrLen - 2: AllStrLen] + ","
            AllStrLen  = AllStrLen - 2
        DataString = DataString + AllString[:AllStrLen] + ","

        # byte value array
        if len (self.__Token) <= 4:
            while self.__IsToken(","):
                if not self.__GetNextHexNumber():
                    raise Warning("Invalid Hex number", self.FileName, self.CurrentLineNumber)
                if len(self.__Token) > 4:
                    raise Warning("Hex byte(must be 2 digits) too long", self.FileName, self.CurrentLineNumber)
                DataString += self.__Token
                DataString += ","

        if not self.__IsToken( "}"):
            raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)

        DataString = DataString.rstrip(",")
        RegionObj.RegionType = "DATA"
        RegionObj.RegionDataList.append( DataString)

        while self.__IsKeyword( "DATA"):

            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__IsToken( "{"):
                raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextHexNumber():
                raise Warning("expected Hex byte", self.FileName, self.CurrentLineNumber)

            if len(self.__Token) > 18:
                raise Warning("Hex string can't be converted to a valid UINT64 value", self.FileName, self.CurrentLineNumber)

            # convert hex string value to byte hex string array
            AllString = self.__Token
            AllStrLen = len (AllString)
            DataString = ""
            while AllStrLen > 4:
                DataString = DataString + "0x" + AllString[AllStrLen - 2: AllStrLen] + ","
                AllStrLen  = AllStrLen - 2
            DataString = DataString + AllString[:AllStrLen] + ","

            # byte value array
            if len (self.__Token) <= 4:
                while self.__IsToken(","):
                    if not self.__GetNextHexNumber():
                        raise Warning("Invalid Hex number", self.FileName, self.CurrentLineNumber)
                    if len(self.__Token) > 4:
                        raise Warning("Hex byte(must be 2 digits) too long", self.FileName, self.CurrentLineNumber)
                    DataString += self.__Token
                    DataString += ","

            if not self.__IsToken( "}"):
                raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)

            DataString = DataString.rstrip(",")
            RegionObj.RegionDataList.append( DataString)

    ## __GetFv() method
    #
    #   Get FV section contents and store its data into FV dictionary of self.Profile
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a FV
    #   @retval False       Not able to find a FV
    #
    def __GetFv(self):
        if not self.__GetNextToken():
            return False

        S = self.__Token.upper()
        if S.startswith("[") and not S.startswith("[FV."):
            if not S.startswith("[CAPSULE.") \
                and not S.startswith("[VTF.") and not S.startswith("[RULE.") and not S.startswith("[OPTIONROM."):
                raise Warning("Unknown section or section appear sequence error (The correct sequence should be [FD.], [FV.], [Capsule.], [VTF.], [Rule.], [OptionRom.])", self.FileName, self.CurrentLineNumber)
            self.__UndoToken()
            return False

        self.__UndoToken()
        if not self.__IsToken("[FV.", True):
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            #print 'Parsing String: %s in File %s, At line: %d, Offset Within Line: %d' \
            #        % (self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine :], FileLineTuple[0], FileLineTuple[1], self.CurrentOffsetWithinLine)
            raise Warning("Unknown Keyword '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)

        FvName = self.__GetUiName()
        self.CurrentFvName = FvName.upper()

        if not self.__IsToken( "]"):
            raise Warning("expected ']'", self.FileName, self.CurrentLineNumber)

        FvObj = Fv.FV()
        FvObj.UiFvName = self.CurrentFvName
        self.Profile.FvDict[self.CurrentFvName] = FvObj

        Status = self.__GetCreateFile(FvObj)
        if not Status:
            raise Warning("FV name error", self.FileName, self.CurrentLineNumber)

        self.__GetDefineStatements(FvObj)

        self.__GetAddressStatements(FvObj)

        while self.__GetBlockStatement(FvObj):
            pass

        self.__GetSetStatements(FvObj)
        
        self.__GetFvBaseAddress(FvObj)
        
        self.__GetFvForceRebase(FvObj)

        self.__GetFvAlignment(FvObj)

        self.__GetFvAttributes(FvObj)
        
        self.__GetFvNameGuid(FvObj)

        FvObj.FvExtEntryTypeValue = []
        FvObj.FvExtEntryType = []
        FvObj.FvExtEntryData = []
        while True:
            isFvExtEntry = self.__GetFvExtEntryStatement(FvObj)
            if not isFvExtEntry:
                break

        self.__GetAprioriSection(FvObj, FvObj.DefineVarDict.copy())
        self.__GetAprioriSection(FvObj, FvObj.DefineVarDict.copy())

        while True:
            isInf = self.__GetInfStatement(FvObj, MacroDict = FvObj.DefineVarDict.copy())
            isFile = self.__GetFileStatement(FvObj, MacroDict = FvObj.DefineVarDict.copy())
            if not isInf and not isFile:
                break

        return True

    ## __GetFvAlignment() method
    #
    #   Get alignment for FV
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom alignment is got
    #   @retval True        Successfully find a alignment statement
    #   @retval False       Not able to find a alignment statement
    #
    def __GetFvAlignment(self, Obj):

        if not self.__IsKeyword( "FvAlignment"):
            return False

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected alignment value", self.FileName, self.CurrentLineNumber)

        if self.__Token.upper() not in ("1", "2", "4", "8", "16", "32", "64", "128", "256", "512", \
                                        "1K", "2K", "4K", "8K", "16K", "32K", "64K", "128K", "256K", "512K", \
                                        "1M", "2M", "4M", "8M", "16M", "32M", "64M", "128M", "256M", "512M", \
                                        "1G", "2G"):
            raise Warning("Unknown alignment value '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
        Obj.FvAlignment = self.__Token
        return True
    
    ## __GetFvBaseAddress() method
    #
    #   Get BaseAddress for FV
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom FvBaseAddress is got
    #   @retval True        Successfully find a FvBaseAddress statement
    #   @retval False       Not able to find a FvBaseAddress statement
    #
    def __GetFvBaseAddress(self, Obj):

        if not self.__IsKeyword("FvBaseAddress"):
            return False

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected FV base address value", self.FileName, self.CurrentLineNumber)

        IsValidBaseAddrValue = re.compile('^0[x|X][0-9a-fA-F]+')

        if not IsValidBaseAddrValue.match(self.__Token.upper()):
            raise Warning("Unknown FV base address value '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
        Obj.FvBaseAddress = self.__Token
        return True  
      
    ## __GetFvForceRebase() method
    #
    #   Get FvForceRebase for FV
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom FvForceRebase is got
    #   @retval True        Successfully find a FvForceRebase statement
    #   @retval False       Not able to find a FvForceRebase statement
    #
    def __GetFvForceRebase(self, Obj):

        if not self.__IsKeyword("FvForceRebase"):
            return False

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected FvForceRebase value", self.FileName, self.CurrentLineNumber)

        if self.__Token.upper() not in ["TRUE", "FALSE", "0", "0X0", "0X00", "1", "0X1", "0X01"]:
            raise Warning("Unknown FvForceRebase value '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
        
        if self.__Token.upper() in ["TRUE", "1", "0X1", "0X01"]:
            Obj.FvForceRebase = True
        elif self.__Token.upper() in ["FALSE", "0", "0X0", "0X00"]:
            Obj.FvForceRebase = False
        else:
            Obj.FvForceRebase = None
           
        return True


    ## __GetFvAttributes() method
    #
    #   Get attributes for FV
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom attribute is got
    #   @retval None
    #
    def __GetFvAttributes(self, FvObj):

        while self.__GetNextWord():
            name = self.__Token
            if name not in ("ERASE_POLARITY", "MEMORY_MAPPED", \
                           "STICKY_WRITE", "LOCK_CAP", "LOCK_STATUS", "WRITE_ENABLED_CAP", \
                           "WRITE_DISABLED_CAP", "WRITE_STATUS", "READ_ENABLED_CAP", \
                           "READ_DISABLED_CAP", "READ_STATUS", "READ_LOCK_CAP", \
                           "READ_LOCK_STATUS", "WRITE_LOCK_CAP", "WRITE_LOCK_STATUS", \
                           "WRITE_POLICY_RELIABLE"):
                self.__UndoToken()
                return

            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken() or self.__Token.upper() not in ("TRUE", "FALSE", "1", "0"):
                raise Warning("expected TRUE/FALSE (1/0)", self.FileName, self.CurrentLineNumber)

            FvObj.FvAttributeDict[name] = self.__Token

        return
    
    ## __GetFvNameGuid() method
    #
    #   Get FV GUID for FV
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom GUID is got
    #   @retval None
    #
    def __GetFvNameGuid(self, FvObj):

        if not self.__IsKeyword( "FvNameGuid"):
            return

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextGuid():
            raise Warning("expected FV GUID value", self.FileName, self.CurrentLineNumber)

        FvObj.FvNameGuid = self.__Token

        return

    def __GetFvExtEntryStatement(self, FvObj):

        if not self.__IsKeyword( "FV_EXT_ENTRY"):
            return False

        if not self.__IsKeyword ("TYPE"):
            raise Warning("expected 'TYPE'", self.FileName, self.CurrentLineNumber)
            
        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextHexNumber() and not self.__GetNextDecimalNumber():
            raise Warning("expected Hex FV extension entry type value At Line ", self.FileName, self.CurrentLineNumber)

        FvObj.FvExtEntryTypeValue += [self.__Token]

        if not self.__IsToken( "{"):
            raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)

        if not self.__IsKeyword ("FILE") and not self.__IsKeyword ("DATA"):
            raise Warning("expected 'FILE' or 'DATA'", self.FileName, self.CurrentLineNumber)

        FvObj.FvExtEntryType += [self.__Token]

        if self.__Token == 'DATA':

            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
                
            if not self.__IsToken( "{"):
                raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextHexNumber():
                raise Warning("expected Hex byte", self.FileName, self.CurrentLineNumber)

            if len(self.__Token) > 4:
                raise Warning("Hex byte(must be 2 digits) too long", self.FileName, self.CurrentLineNumber)

            DataString = self.__Token
            DataString += ","

            while self.__IsToken(","):
                if not self.__GetNextHexNumber():
                    raise Warning("Invalid Hex number", self.FileName, self.CurrentLineNumber)
                if len(self.__Token) > 4:
                    raise Warning("Hex byte(must be 2 digits) too long", self.FileName, self.CurrentLineNumber)
                DataString += self.__Token
                DataString += ","

            if not self.__IsToken( "}"):
                raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)

            if not self.__IsToken( "}"):
                raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)

            DataString = DataString.rstrip(",")
            FvObj.FvExtEntryData += [DataString]

        if self.__Token == 'FILE':
        
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
                
            if not self.__GetNextToken():
                raise Warning("expected FV Extension Entry file path At Line ", self.FileName, self.CurrentLineNumber)
                
            FvObj.FvExtEntryData += [self.__Token]

            if not self.__IsToken( "}"):
                raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)

        return True

    ## __GetAprioriSection() method
    #
    #   Get token statements
    #
    #   @param  self        The object pointer
    #   @param  FvObj       for whom apriori is got
    #   @param  MacroDict   dictionary used to replace macro
    #   @retval True        Successfully find apriori statement
    #   @retval False       Not able to find apriori statement
    #
    def __GetAprioriSection(self, FvObj, MacroDict = {}):

        if not self.__IsKeyword( "APRIORI"):
            return False

        if not self.__IsKeyword("PEI") and not self.__IsKeyword("DXE"):
            raise Warning("expected Apriori file type", self.FileName, self.CurrentLineNumber)
        AprType = self.__Token

        if not self.__IsToken( "{"):
            raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)

        AprSectionObj = AprioriSection.AprioriSection()
        AprSectionObj.AprioriType = AprType

        self.__GetDefineStatements(AprSectionObj)
        MacroDict.update(AprSectionObj.DefineVarDict)

        while True:
            IsInf = self.__GetInfStatement( AprSectionObj, MacroDict = MacroDict)
            IsFile = self.__GetFileStatement( AprSectionObj)
            if not IsInf and not IsFile:
                break

        if not self.__IsToken( "}"):
            raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)

        FvObj.AprioriSectionList.append(AprSectionObj)
        return True

    ## __GetInfStatement() method
    #
    #   Get INF statements
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom inf statement is got
    #   @param  MacroDict   dictionary used to replace macro
    #   @retval True        Successfully find inf statement
    #   @retval False       Not able to find inf statement
    #
    def __GetInfStatement(self, Obj, ForCapsule = False, MacroDict = {}):

        if not self.__IsKeyword( "INF"):
            return False

        ffsInf = FfsInfStatement.FfsInfStatement()
        self.__GetInfOptions( ffsInf)

        if not self.__GetNextToken():
            raise Warning("expected INF file path", self.FileName, self.CurrentLineNumber)
        ffsInf.InfFileName = self.__Token
        if ffsInf.InfFileName.replace('$(WORKSPACE)', '').find('$') == -1:
            #do case sensitive check for file path
            ErrorCode, ErrorInfo = PathClass(NormPath(ffsInf.InfFileName), GenFdsGlobalVariable.WorkSpaceDir).Validate()
            if ErrorCode != 0:
                EdkLogger.error("GenFds", ErrorCode, ExtraData=ErrorInfo)

        if not ffsInf.InfFileName in self.Profile.InfList:
            self.Profile.InfList.append(ffsInf.InfFileName)
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            self.Profile.InfFileLineList.append(FileLineTuple)

        if self.__IsToken('|'):
            if self.__IsKeyword('RELOCS_STRIPPED'):
                ffsInf.KeepReloc = False
            elif self.__IsKeyword('RELOCS_RETAINED'):
                ffsInf.KeepReloc = True
            else:
                raise Warning("Unknown reloc strip flag '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
        
        ffsInf.CurrentLineNum = self.CurrentLineNumber
        ffsInf.CurrentLineContent = self.__CurrentLine()
        
        if ForCapsule:
            capsuleFfs = CapsuleData.CapsuleFfs()
            capsuleFfs.Ffs = ffsInf
            Obj.CapsuleDataList.append(capsuleFfs)
        else:
            Obj.FfsList.append(ffsInf)
        return True

    ## __GetInfOptions() method
    #
    #   Get options for INF
    #
    #   @param  self        The object pointer
    #   @param  FfsInfObj   for whom option is got
    #
    def __GetInfOptions(self, FfsInfObj):

        if self.__IsKeyword( "RuleOverride"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected Rule name", self.FileName, self.CurrentLineNumber)
            FfsInfObj.Rule = self.__Token

        if self.__IsKeyword( "VERSION"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected Version", self.FileName, self.CurrentLineNumber)

            if self.__GetStringData():
                FfsInfObj.Version = self.__Token

        if self.__IsKeyword( "UI"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected UI name", self.FileName, self.CurrentLineNumber)

            if self.__GetStringData():
                FfsInfObj.Ui = self.__Token

        if self.__IsKeyword( "USE"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected ARCH name", self.FileName, self.CurrentLineNumber)
            FfsInfObj.UseArch = self.__Token

                
        if self.__GetNextToken():
            p = re.compile(r'([a-zA-Z0-9\-]+|\$\(TARGET\)|\*)_([a-zA-Z0-9\-]+|\$\(TOOL_CHAIN_TAG\)|\*)_([a-zA-Z0-9\-]+|\$\(ARCH\)|\*)')
            if p.match(self.__Token):
                FfsInfObj.KeyStringList.append(self.__Token)
                if not self.__IsToken(","):
                    return
            else:
                self.__UndoToken()
                return

            while self.__GetNextToken():
                if not p.match(self.__Token):
                    raise Warning("expected KeyString \"Target_Tag_Arch\"", self.FileName, self.CurrentLineNumber)
                FfsInfObj.KeyStringList.append(self.__Token)

                if not self.__IsToken(","):
                    break

    ## __GetFileStatement() method
    #
    #   Get FILE statements
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom FILE statement is got
    #   @param  MacroDict   dictionary used to replace macro
    #   @retval True        Successfully find FILE statement
    #   @retval False       Not able to find FILE statement
    #
    def __GetFileStatement(self, Obj, ForCapsule = False, MacroDict = {}):

        if not self.__IsKeyword( "FILE"):
            return False

        if not self.__GetNextWord():
            raise Warning("expected FFS type", self.FileName, self.CurrentLineNumber)

        if ForCapsule and self.__Token == 'DATA':
            self.__UndoToken()
            self.__UndoToken()
            return False
        
        FfsFileObj = FfsFileStatement.FileStatement()
        FfsFileObj.FvFileType = self.__Token

        if not self.__IsToken( "="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextGuid():
            if not self.__GetNextWord():
                raise Warning("expected File GUID", self.FileName, self.CurrentLineNumber)
            if self.__Token == 'PCD':
                if not self.__IsToken( "("):
                    raise Warning("expected '('", self.FileName, self.CurrentLineNumber)
                PcdPair = self.__GetNextPcdName()
                if not self.__IsToken( ")"):
                    raise Warning("expected ')'", self.FileName, self.CurrentLineNumber)
                self.__Token = 'PCD('+PcdPair[1]+'.'+PcdPair[0]+')'
                
        FfsFileObj.NameGuid = self.__Token
        
        FfsFileObj.CurrentLineNum = self.CurrentLineNumber
        FfsFileObj.CurrentLineContent = self.__CurrentLine()
        
        self.__GetFilePart( FfsFileObj, MacroDict.copy())

        if ForCapsule:
            capsuleFfs = CapsuleData.CapsuleFfs()
            capsuleFfs.Ffs = FfsFileObj
            Obj.CapsuleDataList.append(capsuleFfs)
        else:
            Obj.FfsList.append(FfsFileObj)

        return True

    ## __FileCouldHaveRelocFlag() method
    #
    #   Check whether reloc strip flag can be set for a file type.
    #
    #   @param  self        The object pointer
    #   @param  FileType    The file type to check with
    #   @retval True        This type could have relocation strip flag
    #   @retval False       No way to have it
    #

    def __FileCouldHaveRelocFlag (self, FileType):
        if FileType in ('SEC', 'PEI_CORE', 'PEIM', 'PEI_DXE_COMBO'):
            return True
        else:
            return False

    ## __SectionCouldHaveRelocFlag() method
    #
    #   Check whether reloc strip flag can be set for a section type.
    #
    #   @param  self        The object pointer
    #   @param  SectionType The section type to check with
    #   @retval True        This type could have relocation strip flag
    #   @retval False       No way to have it
    #

    def __SectionCouldHaveRelocFlag (self, SectionType):
        if SectionType in ('TE', 'PE32'):
            return True
        else:
            return False

    ## __GetFilePart() method
    #
    #   Get components for FILE statement
    #
    #   @param  self        The object pointer
    #   @param  FfsFileObj   for whom component is got
    #   @param  MacroDict   dictionary used to replace macro
    #
    def __GetFilePart(self, FfsFileObj, MacroDict = {}):

        self.__GetFileOpts( FfsFileObj)

        if not self.__IsToken("{"):
#            if self.__IsKeyword('RELOCS_STRIPPED') or self.__IsKeyword('RELOCS_RETAINED'):
#                if self.__FileCouldHaveRelocFlag(FfsFileObj.FvFileType):
#                    if self.__Token == 'RELOCS_STRIPPED':
#                        FfsFileObj.KeepReloc = False
#                    else:
#                        FfsFileObj.KeepReloc = True
#                else:
#                    raise Warning("File type %s could not have reloc strip flag%d" % (FfsFileObj.FvFileType, self.CurrentLineNumber), self.FileName, self.CurrentLineNumber)
#
#            if not self.__IsToken("{"):
                raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected File name or section data", self.FileName, self.CurrentLineNumber)

        if self.__Token == "FV":
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected FV name", self.FileName, self.CurrentLineNumber)
            FfsFileObj.FvName = self.__Token

        elif self.__Token == "FD":
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected FD name", self.FileName, self.CurrentLineNumber)
            FfsFileObj.FdName = self.__Token

        elif self.__Token in ("DEFINE", "APRIORI", "SECTION"):
            self.__UndoToken()
            self.__GetSectionData( FfsFileObj, MacroDict)
        else:
            FfsFileObj.FileName = self.__Token
            if FfsFileObj.FileName.replace('$(WORKSPACE)', '').find('$') == -1:
                #
                # For file in OUTPUT_DIRECTORY will not check whether it exist or not at AutoGen phase.
                #
                if not GlobalData.gAutoGenPhase:
                    #do case sensitive check for file path
                    ErrorCode, ErrorInfo = PathClass(NormPath(FfsFileObj.FileName), GenFdsGlobalVariable.WorkSpaceDir).Validate()
                    if ErrorCode != 0:
                        EdkLogger.error("GenFds", ErrorCode, ExtraData=ErrorInfo)
                else:
                    if not self.__GetMacroValue("OUTPUT_DIRECTORY") in FfsFileObj.FileName:
                        #do case sensitive check for file path
                        ErrorCode, ErrorInfo = PathClass(NormPath(FfsFileObj.FileName), GenFdsGlobalVariable.WorkSpaceDir).Validate()
                        if ErrorCode != 0:
                            EdkLogger.error("GenFds", ErrorCode, ExtraData=ErrorInfo)                    


        if not self.__IsToken( "}"):
            raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)

    ## __GetFileOpts() method
    #
    #   Get options for FILE statement
    #
    #   @param  self        The object pointer
    #   @param  FfsFileObj   for whom options is got
    #
    def __GetFileOpts(self, FfsFileObj):

        if self.__GetNextToken():
            Pattern = re.compile(r'([a-zA-Z0-9\-]+|\$\(TARGET\)|\*)_([a-zA-Z0-9\-]+|\$\(TOOL_CHAIN_TAG\)|\*)_([a-zA-Z0-9\-]+|\$\(ARCH\)|\*)')
            if Pattern.match(self.__Token):
                FfsFileObj.KeyStringList.append(self.__Token)
                if self.__IsToken(","):
                    while self.__GetNextToken():
                        if not Pattern.match(self.__Token):
                            raise Warning("expected KeyString \"Target_Tag_Arch\"", self.FileName, self.CurrentLineNumber)
                        FfsFileObj.KeyStringList.append(self.__Token)

                        if not self.__IsToken(","):
                            break

            else:
                self.__UndoToken()

        if self.__IsKeyword( "FIXED", True):
            FfsFileObj.Fixed = True

        if self.__IsKeyword( "CHECKSUM", True):
            FfsFileObj.CheckSum = True

        if self.__GetAlignment():
            if self.__Token not in ("Auto", "8", "16", "32", "64", "128", "512", "1K", "4K", "32K" ,"64K"):
                raise Warning("Incorrect alignment '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
            #For FFS, Auto is default option same to ""
            if not self.__Token == "Auto":
                FfsFileObj.Alignment = self.__Token

    ## __GetAlignment() method
    #
    #   Return the alignment value
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find alignment
    #   @retval False       Not able to find alignment
    #
    def __GetAlignment(self):
        if self.__IsKeyword( "Align", True):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected alignment value", self.FileName, self.CurrentLineNumber)
            return True

        return False

    ## __GetFilePart() method
    #
    #   Get section data for FILE statement
    #
    #   @param  self        The object pointer
    #   @param  FfsFileObj   for whom section is got
    #   @param  MacroDict   dictionary used to replace macro
    #
    def __GetSectionData(self, FfsFileObj, MacroDict = {}):
        Dict = {}
        Dict.update(MacroDict)

        self.__GetDefineStatements(FfsFileObj)

        Dict.update(FfsFileObj.DefineVarDict)
        self.__GetAprioriSection(FfsFileObj, Dict.copy())
        self.__GetAprioriSection(FfsFileObj, Dict.copy())

        while True:
            IsLeafSection = self.__GetLeafSection(FfsFileObj, Dict)
            IsEncapSection = self.__GetEncapsulationSec(FfsFileObj)
            if not IsLeafSection and not IsEncapSection:
                break

    ## __GetLeafSection() method
    #
    #   Get leaf section for Obj
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom leaf section is got
    #   @param  MacroDict   dictionary used to replace macro
    #   @retval True        Successfully find section statement
    #   @retval False       Not able to find section statement
    #
    def __GetLeafSection(self, Obj, MacroDict = {}):

        OldPos = self.GetFileBufferPos()

        if not self.__IsKeyword( "SECTION"):
            if len(Obj.SectionList) == 0:
                raise Warning("expected SECTION", self.FileName, self.CurrentLineNumber)
            else:
                return False

        AlignValue = None
        if self.__GetAlignment():
            if self.__Token not in ("Auto", "8", "16", "32", "64", "128", "512", "1K", "4K", "32K" ,"64K"):
                raise Warning("Incorrect alignment '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
            AlignValue = self.__Token

        BuildNum = None
        if self.__IsKeyword( "BUILD_NUM"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected Build number value", self.FileName, self.CurrentLineNumber)

            BuildNum = self.__Token

        if self.__IsKeyword( "VERSION"):
            if AlignValue == 'Auto':
                raise Warning("Auto alignment can only be used in PE32 or TE section ", self.FileName, self.CurrentLineNumber)
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected version", self.FileName, self.CurrentLineNumber)
            VerSectionObj = VerSection.VerSection()
            VerSectionObj.Alignment = AlignValue
            VerSectionObj.BuildNum = BuildNum
            if self.__GetStringData():
                VerSectionObj.StringData = self.__Token
            else:
                VerSectionObj.FileName = self.__Token
            Obj.SectionList.append(VerSectionObj)
            
        elif self.__IsKeyword( "UI"):
            if AlignValue == 'Auto':
                raise Warning("Auto alignment can only be used in PE32 or TE section ", self.FileName, self.CurrentLineNumber)
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected UI", self.FileName, self.CurrentLineNumber)
            UiSectionObj = UiSection.UiSection()
            UiSectionObj.Alignment = AlignValue
            if self.__GetStringData():
                UiSectionObj.StringData = self.__Token
            else:
                UiSectionObj.FileName = self.__Token
            Obj.SectionList.append(UiSectionObj)

        elif self.__IsKeyword( "FV_IMAGE"):
            if AlignValue == 'Auto':
                raise Warning("Auto alignment can only be used in PE32 or TE section ", self.FileName, self.CurrentLineNumber)
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected FV name or FV file path", self.FileName, self.CurrentLineNumber)

            FvName = self.__Token
            FvObj = None

            if self.__IsToken( "{"):
                FvObj = Fv.FV()
                FvObj.UiFvName = FvName.upper()
                self.__GetDefineStatements(FvObj)
                MacroDict.update(FvObj.DefineVarDict)
                self.__GetBlockStatement(FvObj)
                self.__GetSetStatements(FvObj)
                self.__GetFvAlignment(FvObj)
                self.__GetFvAttributes(FvObj)
                self.__GetAprioriSection(FvObj, MacroDict.copy())
                self.__GetAprioriSection(FvObj, MacroDict.copy())

                while True:
                    IsInf = self.__GetInfStatement(FvObj, MacroDict.copy())
                    IsFile = self.__GetFileStatement(FvObj, MacroDict.copy())
                    if not IsInf and not IsFile:
                        break

                if not self.__IsToken( "}"):
                    raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)

            FvImageSectionObj = FvImageSection.FvImageSection()
            FvImageSectionObj.Alignment = AlignValue
            if FvObj != None:
                FvImageSectionObj.Fv = FvObj
                FvImageSectionObj.FvName = None
            else:
                FvImageSectionObj.FvName = FvName.upper()
                FvImageSectionObj.FvFileName = FvName

            Obj.SectionList.append(FvImageSectionObj)

        elif self.__IsKeyword("PEI_DEPEX_EXP") or self.__IsKeyword("DXE_DEPEX_EXP") or self.__IsKeyword("SMM_DEPEX_EXP"):
            if AlignValue == 'Auto':
                raise Warning("Auto alignment can only be used in PE32 or TE section ", self.FileName, self.CurrentLineNumber)
            DepexSectionObj = DepexSection.DepexSection()
            DepexSectionObj.Alignment = AlignValue
            DepexSectionObj.DepexType = self.__Token

            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__IsToken( "{"):
                raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)
            if not self.__SkipToToken( "}"):
                raise Warning("expected Depex expression ending '}'", self.FileName, self.CurrentLineNumber)

            DepexSectionObj.Expression = self.__SkippedChars.rstrip('}')
            Obj.SectionList.append(DepexSectionObj)

        else:
            if not self.__GetNextWord():
                raise Warning("expected section type", self.FileName, self.CurrentLineNumber)

            # Encapsulation section appear, UndoToken and return
            if self.__Token == "COMPRESS" or self.__Token == "GUIDED":
                self.SetFileBufferPos(OldPos)
                return False

            if self.__Token not in ("COMPAT16", "PE32", "PIC", "TE", "FV_IMAGE", "RAW", "DXE_DEPEX",\
                               "UI", "VERSION", "PEI_DEPEX", "SUBTYPE_GUID", "SMM_DEPEX"):
                raise Warning("Unknown section type '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
            if AlignValue == 'Auto'and (not self.__Token == 'PE32') and (not self.__Token == 'TE'):
                raise Warning("Auto alignment can only be used in PE32 or TE section ", self.FileName, self.CurrentLineNumber)

            # DataSection
            DataSectionObj = DataSection.DataSection()
            DataSectionObj.Alignment = AlignValue
            DataSectionObj.SecType = self.__Token

            if self.__IsKeyword('RELOCS_STRIPPED') or self.__IsKeyword('RELOCS_RETAINED'):
                if self.__FileCouldHaveRelocFlag(Obj.FvFileType) and self.__SectionCouldHaveRelocFlag(DataSectionObj.SecType):
                    if self.__Token == 'RELOCS_STRIPPED':
                        DataSectionObj.KeepReloc = False
                    else:
                        DataSectionObj.KeepReloc = True
                else:
                    raise Warning("File type %s, section type %s, could not have reloc strip flag%d" % (Obj.FvFileType, DataSectionObj.SecType, self.CurrentLineNumber), self.FileName, self.CurrentLineNumber)

            if self.__IsToken("="):
                if not self.__GetNextToken():
                    raise Warning("expected section file path", self.FileName, self.CurrentLineNumber)
                DataSectionObj.SectFileName = self.__Token
                if DataSectionObj.SectFileName.replace('$(WORKSPACE)', '').find('$') == -1:
                    #do case sensitive check for file path
                    ErrorCode, ErrorInfo = PathClass(NormPath(DataSectionObj.SectFileName), GenFdsGlobalVariable.WorkSpaceDir).Validate()
                    if ErrorCode != 0:
                        EdkLogger.error("GenFds", ErrorCode, ExtraData=ErrorInfo)
            else:
                if not self.__GetCglSection(DataSectionObj):
                    return False

            Obj.SectionList.append(DataSectionObj)

        return True

    ## __GetCglSection() method
    #
    #   Get compressed or GUIDed section for Obj
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom leaf section is got
    #   @param  AlignValue  alignment value for complex section
    #   @retval True        Successfully find section statement
    #   @retval False       Not able to find section statement
    #
    def __GetCglSection(self, Obj, AlignValue = None):

        if self.__IsKeyword( "COMPRESS"):
            type = "PI_STD"
            if self.__IsKeyword("PI_STD") or self.__IsKeyword("PI_NONE"):
                type = self.__Token

            if not self.__IsToken("{"):
                raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)

            CompressSectionObj = CompressSection.CompressSection()
            CompressSectionObj.Alignment = AlignValue
            CompressSectionObj.CompType = type
            # Recursive sections...
            while True:
                IsLeafSection = self.__GetLeafSection(CompressSectionObj)
                IsEncapSection = self.__GetEncapsulationSec(CompressSectionObj)
                if not IsLeafSection and not IsEncapSection:
                    break


            if not self.__IsToken( "}"):
                raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)
            Obj.SectionList.append(CompressSectionObj)

#            else:
#               raise Warning("Compress type not known")

            return True

        elif self.__IsKeyword( "GUIDED"):
            GuidValue = None
            if self.__GetNextGuid():
                GuidValue = self.__Token

            AttribDict = self.__GetGuidAttrib()
            if not self.__IsToken("{"):
                raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)
            GuidSectionObj = GuidSection.GuidSection()
            GuidSectionObj.Alignment = AlignValue
            GuidSectionObj.NameGuid = GuidValue
            GuidSectionObj.SectionType = "GUIDED"
            GuidSectionObj.ProcessRequired = AttribDict["PROCESSING_REQUIRED"]
            GuidSectionObj.AuthStatusValid = AttribDict["AUTH_STATUS_VALID"]
            # Recursive sections...
            while True:
                IsLeafSection = self.__GetLeafSection(GuidSectionObj)
                IsEncapSection = self.__GetEncapsulationSec(GuidSectionObj)
                if not IsLeafSection and not IsEncapSection:
                    break

            if not self.__IsToken( "}"):
                raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)
            Obj.SectionList.append(GuidSectionObj)

            return True

        return False

    ## __GetGuidAttri() method
    #
    #   Get attributes for GUID section
    #
    #   @param  self        The object pointer
    #   @retval AttribDict  Dictionary of key-value pair of section attributes
    #
    def __GetGuidAttrib(self):

        AttribDict = {}
        AttribDict["PROCESSING_REQUIRED"] = "NONE"
        AttribDict["AUTH_STATUS_VALID"] = "NONE"
        if self.__IsKeyword("PROCESSING_REQUIRED") or self.__IsKeyword("AUTH_STATUS_VALID"):
            AttribKey = self.__Token

            if not self.__IsToken("="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken() or self.__Token.upper() not in ("TRUE", "FALSE", "1", "0"):
                raise Warning("expected TRUE/FALSE (1/0)", self.FileName, self.CurrentLineNumber)
            AttribDict[AttribKey] = self.__Token

        if self.__IsKeyword("PROCESSING_REQUIRED") or self.__IsKeyword("AUTH_STATUS_VALID"):
            AttribKey = self.__Token

            if not self.__IsToken("="):
                raise Warning("expected '='")

            if not self.__GetNextToken() or self.__Token.upper() not in ("TRUE", "FALSE", "1", "0"):
                raise Warning("expected TRUE/FALSE (1/0)", self.FileName, self.CurrentLineNumber)
            AttribDict[AttribKey] = self.__Token

        return AttribDict

    ## __GetEncapsulationSec() method
    #
    #   Get encapsulation section for FILE
    #
    #   @param  self        The object pointer
    #   @param  FfsFile     for whom section is got
    #   @retval True        Successfully find section statement
    #   @retval False       Not able to find section statement
    #
    def __GetEncapsulationSec(self, FfsFileObj):

        OldPos = self.GetFileBufferPos()
        if not self.__IsKeyword( "SECTION"):
            if len(FfsFileObj.SectionList) == 0:
                raise Warning("expected SECTION", self.FileName, self.CurrentLineNumber)
            else:
                return False

        AlignValue = None
        if self.__GetAlignment():
            if self.__Token not in ("8", "16", "32", "64", "128", "512", "1K", "4K", "32K" ,"64K"):
                raise Warning("Incorrect alignment '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
            AlignValue = self.__Token

        if not self.__GetCglSection(FfsFileObj, AlignValue):
            self.SetFileBufferPos(OldPos)
            return False
        else:
            return True

    ## __GetCapsule() method
    #
    #   Get capsule section contents and store its data into capsule list of self.Profile
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a capsule
    #   @retval False       Not able to find a capsule
    #
    def __GetCapsule(self):

        if not self.__GetNextToken():
            return False

        S = self.__Token.upper()
        if S.startswith("[") and not S.startswith("[CAPSULE."):
            if not S.startswith("[VTF.") and not S.startswith("[RULE.") and not S.startswith("[OPTIONROM."):
                raise Warning("Unknown section or section appear sequence error (The correct sequence should be [FD.], [FV.], [Capsule.], [VTF.], [Rule.], [OptionRom.])", self.FileName, self.CurrentLineNumber)
            self.__UndoToken()
            return False

        self.__UndoToken()
        if not self.__IsToken("[CAPSULE.", True):
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            #print 'Parsing String: %s in File %s, At line: %d, Offset Within Line: %d' \
            #        % (self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine :], FileLineTuple[0], FileLineTuple[1], self.CurrentOffsetWithinLine)
            raise Warning("expected [Capsule.]", self.FileName, self.CurrentLineNumber)

        CapsuleObj = Capsule.Capsule()

        CapsuleName = self.__GetUiName()
        if not CapsuleName:
            raise Warning("expected capsule name", self.FileName, self.CurrentLineNumber)

        CapsuleObj.UiCapsuleName = CapsuleName.upper()

        if not self.__IsToken( "]"):
            raise Warning("expected ']'", self.FileName, self.CurrentLineNumber)

        if self.__IsKeyword("CREATE_FILE"):
            if not self.__IsToken( "="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected file name", self.FileName, self.CurrentLineNumber)

            CapsuleObj.CreateFile = self.__Token

        self.__GetCapsuleStatements(CapsuleObj)
        self.Profile.CapsuleDict[CapsuleObj.UiCapsuleName] = CapsuleObj
        return True

    ## __GetCapsuleStatements() method
    #
    #   Get statements for capsule
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom statements are got
    #
    def __GetCapsuleStatements(self, Obj):
        self.__GetCapsuleTokens(Obj)
        self.__GetDefineStatements(Obj)
        self.__GetSetStatements(Obj)
        self.__GetCapsuleData(Obj)

    ## __GetCapsuleTokens() method
    #
    #   Get token statements for capsule
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom token statements are got
    #
    def __GetCapsuleTokens(self, Obj):
        if not self.__GetNextToken():
            return False
        while self.__Token in ("CAPSULE_GUID", "CAPSULE_HEADER_SIZE", "CAPSULE_FLAGS"):
            Name = self.__Token.strip()
            if not self.__IsToken("="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
            if not self.__GetNextToken():
                raise Warning("expected value", self.FileName, self.CurrentLineNumber)
            if Name == 'CAPSULE_FLAGS':
                if not self.__Token in ("PersistAcrossReset", "PopulateSystemTable", "InitiateReset"):
                    raise Warning("expected PersistAcrossReset, PopulateSystemTable, or InitiateReset", self.FileName, self.CurrentLineNumber)
                Value = self.__Token.strip()
                while self.__IsToken(","):
                    Value += ','
                    if not self.__GetNextToken():
                        raise Warning("expected value", self.FileName, self.CurrentLineNumber)
                    if not self.__Token in ("PersistAcrossReset", "PopulateSystemTable", "InitiateReset"):
                        raise Warning("expected PersistAcrossReset, PopulateSystemTable, or InitiateReset", self.FileName, self.CurrentLineNumber)
                    Value += self.__Token.strip()
            else:
                Value = self.__Token.strip()
            Obj.TokensDict[Name] = Value  
            if not self.__GetNextToken():
                return False
        self.__UndoToken()

    ## __GetCapsuleData() method
    #
    #   Get capsule data for capsule
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom capsule data are got
    #
    def __GetCapsuleData(self, Obj):

        while True:
            IsInf = self.__GetInfStatement(Obj, True)
            IsFile = self.__GetFileStatement(Obj, True)
            IsFv = self.__GetFvStatement(Obj)
            IsFd = self.__GetFdStatement(Obj)
            IsAnyFile = self.__GetAnyFileStatement(Obj)
            if not (IsInf or IsFile or IsFv or IsFd or IsAnyFile):
                break

    ## __GetFvStatement() method
    #
    #   Get FV for capsule
    #
    #   @param  self        The object pointer
    #   @param  CapsuleObj  for whom FV is got
    #   @retval True        Successfully find a FV statement
    #   @retval False       Not able to find a FV statement
    #
    def __GetFvStatement(self, CapsuleObj):

        if not self.__IsKeyword("FV"):
            return False

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected FV name", self.FileName, self.CurrentLineNumber)

        if self.__Token.upper() not in self.Profile.FvDict.keys():
            raise Warning("FV name does not exist", self.FileName, self.CurrentLineNumber)

        CapsuleFv = CapsuleData.CapsuleFv()
        CapsuleFv.FvName = self.__Token
        CapsuleObj.CapsuleDataList.append(CapsuleFv)
        return True

    ## __GetFdStatement() method
    #
    #   Get FD for capsule
    #
    #   @param  self        The object pointer
    #   @param  CapsuleObj  for whom FD is got
    #   @retval True        Successfully find a FD statement
    #   @retval False       Not able to find a FD statement
    #
    def __GetFdStatement(self, CapsuleObj):

        if not self.__IsKeyword("FD"):
            return False

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected FD name", self.FileName, self.CurrentLineNumber)

        if self.__Token.upper() not in self.Profile.FdDict.keys():
            raise Warning("FD name does not exist", self.FileName, self.CurrentLineNumber)

        CapsuleFd = CapsuleData.CapsuleFd()
        CapsuleFd.FdName = self.__Token
        CapsuleObj.CapsuleDataList.append(CapsuleFd)
        return True

    ## __GetAnyFileStatement() method
    #
    #   Get AnyFile for capsule
    #
    #   @param  self        The object pointer
    #   @param  CapsuleObj  for whom AnyFile is got
    #   @retval True        Successfully find a Anyfile statement
    #   @retval False       Not able to find a AnyFile statement
    #
    def __GetAnyFileStatement(self, CapsuleObj):

        if not self.__IsKeyword("FILE"):
            return False

        if not self.__IsKeyword("DATA"):
            self.__UndoToken()
            return False

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected File name", self.FileName, self.CurrentLineNumber)
        
        AnyFileName = self.__Token
        AnyFileName = GenFdsGlobalVariable.ReplaceWorkspaceMacro(AnyFileName)
        if not os.path.exists(AnyFileName):
            raise Warning("File %s not exists"%AnyFileName, self.FileName, self.CurrentLineNumber)

        CapsuleAnyFile = CapsuleData.CapsuleAnyFile()
        CapsuleAnyFile.FileName = AnyFileName
        CapsuleObj.CapsuleDataList.append(CapsuleAnyFile)
        return True

    ## __GetRule() method
    #
    #   Get Rule section contents and store its data into rule list of self.Profile
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a Rule
    #   @retval False       Not able to find a Rule
    #
    def __GetRule(self):

        if not self.__GetNextToken():
            return False

        S = self.__Token.upper()
        if S.startswith("[") and not S.startswith("[RULE."):
            if not S.startswith("[OPTIONROM."):
                raise Warning("Unknown section or section appear sequence error (The correct sequence should be [FD.], [FV.], [Capsule.], [VTF.], [Rule.], [OptionRom.])", self.FileName, self.CurrentLineNumber)
            self.__UndoToken()
            return False
        self.__UndoToken()
        if not self.__IsToken("[Rule.", True):
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            #print 'Parsing String: %s in File %s, At line: %d, Offset Within Line: %d' \
            #        % (self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine :], FileLineTuple[0], FileLineTuple[1], self.CurrentOffsetWithinLine)
            raise Warning("expected [Rule.]", self.FileName, self.CurrentLineNumber)

        if not self.__SkipToToken("."):
            raise Warning("expected '.'", self.FileName, self.CurrentLineNumber)

        Arch = self.__SkippedChars.rstrip(".")
        if Arch.upper() not in ("IA32", "X64", "IPF", "EBC", "ARM", "COMMON"):
            raise Warning("Unknown Arch '%s'" % Arch, self.FileName, self.CurrentLineNumber)

        ModuleType = self.__GetModuleType()

        TemplateName = ""
        if self.__IsToken("."):
            if not self.__GetNextWord():
                raise Warning("expected template name", self.FileName, self.CurrentLineNumber)
            TemplateName = self.__Token

        if not self.__IsToken( "]"):
            raise Warning("expected ']'", self.FileName, self.CurrentLineNumber)

        RuleObj = self.__GetRuleFileStatements()
        RuleObj.Arch = Arch.upper()
        RuleObj.ModuleType = ModuleType
        RuleObj.TemplateName = TemplateName
        if TemplateName == '' :
            self.Profile.RuleDict['RULE'             + \
                              '.'                    + \
                              Arch.upper()           + \
                              '.'                    + \
                              ModuleType.upper()     ] = RuleObj
        else :
            self.Profile.RuleDict['RULE'             + \
                              '.'                    + \
                              Arch.upper()           + \
                              '.'                    + \
                              ModuleType.upper()     + \
                              '.'                    + \
                              TemplateName.upper() ] = RuleObj
#        self.Profile.RuleList.append(rule)
        return True

    ## __GetModuleType() method
    #
    #   Return the module type
    #
    #   @param  self        The object pointer
    #   @retval string      module type
    #
    def __GetModuleType(self):

        if not self.__GetNextWord():
            raise Warning("expected Module type", self.FileName, self.CurrentLineNumber)
        if self.__Token.upper() not in ("SEC", "PEI_CORE", "PEIM", "DXE_CORE", \
                             "DXE_DRIVER", "DXE_SAL_DRIVER", \
                             "DXE_SMM_DRIVER", "DXE_RUNTIME_DRIVER", \
                             "UEFI_DRIVER", "UEFI_APPLICATION", "USER_DEFINED", "DEFAULT", "BASE", \
                             "SECURITY_CORE", "COMBINED_PEIM_DRIVER", "PIC_PEIM", "RELOCATABLE_PEIM", \
                             "PE32_PEIM", "BS_DRIVER", "RT_DRIVER", "SAL_RT_DRIVER", "APPLICATION", "ACPITABLE", "SMM_CORE"):
            raise Warning("Unknown Module type '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
        return self.__Token

    ## __GetFileExtension() method
    #
    #   Return the file extension
    #
    #   @param  self        The object pointer
    #   @retval string      file name extension
    #
    def __GetFileExtension(self):
        if not self.__IsToken("."):
                raise Warning("expected '.'", self.FileName, self.CurrentLineNumber)

        Ext = ""
        if self.__GetNextToken():
            Pattern = re.compile(r'([a-zA-Z][a-zA-Z0-9]*)')
            if Pattern.match(self.__Token):
                Ext = self.__Token
                return '.' + Ext
            else:
                raise Warning("Unknown file extension '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)

        else:
            raise Warning("expected file extension", self.FileName, self.CurrentLineNumber)

    ## __GetRuleFileStatement() method
    #
    #   Get rule contents
    #
    #   @param  self        The object pointer
    #   @retval Rule        Rule object
    #
    def __GetRuleFileStatements(self):

        if not self.__IsKeyword("FILE"):
            raise Warning("expected FILE", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextWord():
            raise Warning("expected FFS type", self.FileName, self.CurrentLineNumber)

        Type = self.__Token.strip().upper()
        if Type not in ("RAW", "FREEFORM", "SEC", "PEI_CORE", "PEIM",\
                             "PEI_DXE_COMBO", "DRIVER", "DXE_CORE", "APPLICATION", "FV_IMAGE", "SMM", "SMM_CORE"):
            raise Warning("Unknown FV type '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__IsKeyword("$(NAMED_GUID)"):
            if not self.__GetNextWord():
                raise Warning("expected $(NAMED_GUID)", self.FileName, self.CurrentLineNumber)
            if self.__Token == 'PCD':
                if not self.__IsToken( "("):
                    raise Warning("expected '('", self.FileName, self.CurrentLineNumber)
                PcdPair = self.__GetNextPcdName()
                if not self.__IsToken( ")"):
                    raise Warning("expected ')'", self.FileName, self.CurrentLineNumber)
                self.__Token = 'PCD('+PcdPair[1]+'.'+PcdPair[0]+')'
            
        NameGuid = self.__Token

        KeepReloc = None
        if self.__IsKeyword('RELOCS_STRIPPED') or self.__IsKeyword('RELOCS_RETAINED'):
            if self.__FileCouldHaveRelocFlag(Type):
                if self.__Token == 'RELOCS_STRIPPED':
                    KeepReloc = False
                else:
                    KeepReloc = True
            else:
                raise Warning("File type %s could not have reloc strip flag%d" % (Type, self.CurrentLineNumber), self.FileName, self.CurrentLineNumber)

        KeyStringList = []
        if self.__GetNextToken():
            Pattern = re.compile(r'([a-zA-Z0-9\-]+|\$\(TARGET\)|\*)_([a-zA-Z0-9\-]+|\$\(TOOL_CHAIN_TAG\)|\*)_([a-zA-Z0-9\-]+|\$\(ARCH\)|\*)')
            if Pattern.match(self.__Token):
                KeyStringList.append(self.__Token)
                if self.__IsToken(","):
                    while self.__GetNextToken():
                        if not Pattern.match(self.__Token):
                            raise Warning("expected KeyString \"Target_Tag_Arch\"", self.FileName, self.CurrentLineNumber)
                        KeyStringList.append(self.__Token)

                        if not self.__IsToken(","):
                            break

            else:
                self.__UndoToken()


        Fixed = False
        if self.__IsKeyword("Fixed", True):
            Fixed = True

        CheckSum = False
        if self.__IsKeyword("CheckSum", True):
            CheckSum = True

        AlignValue = ""
        if self.__GetAlignment():
            if self.__Token not in ("Auto", "8", "16", "32", "64", "128", "512", "1K", "4K", "32K" ,"64K"):
                raise Warning("Incorrect alignment '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
            #For FFS, Auto is default option same to ""
            if not self.__Token == "Auto":
                AlignValue = self.__Token

        if self.__IsToken("{"):
            # Complex file rule expected
            Rule = RuleComplexFile.RuleComplexFile()
            Rule.FvFileType = Type
            Rule.NameGuid = NameGuid
            Rule.Alignment = AlignValue
            Rule.CheckSum = CheckSum
            Rule.Fixed = Fixed
            Rule.KeyStringList = KeyStringList
            if KeepReloc != None:
                Rule.KeepReloc = KeepReloc

            while True:
                IsEncapsulate = self.__GetRuleEncapsulationSection(Rule)
                IsLeaf = self.__GetEfiSection(Rule)
                if not IsEncapsulate and not IsLeaf:
                    break

            if not self.__IsToken("}"):
                raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)

            return Rule

        else:
            # Simple file rule expected
            if not self.__GetNextWord():
                raise Warning("expected leaf section type", self.FileName, self.CurrentLineNumber)

            SectionName = self.__Token

            if SectionName not in ("COMPAT16", "PE32", "PIC", "TE", "FV_IMAGE", "RAW", "DXE_DEPEX",\
                                    "UI", "PEI_DEPEX", "VERSION", "SUBTYPE_GUID", "SMM_DEPEX"):
                raise Warning("Unknown leaf section name '%s'" % SectionName, self.FileName, self.CurrentLineNumber)


            if self.__IsKeyword("Fixed", True):
                Fixed = True

            if self.__IsKeyword("CheckSum", True):
                CheckSum = True

            SectAlignment = ""
            if self.__GetAlignment():
                if self.__Token not in ("Auto", "8", "16", "32", "64", "128", "512", "1K", "4K", "32K" ,"64K"):
                    raise Warning("Incorrect alignment '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
                if self.__Token == 'Auto' and (not SectionName == 'PE32') and (not SectionName == 'TE'):
                    raise Warning("Auto alignment can only be used in PE32 or TE section ", self.FileName, self.CurrentLineNumber)
                SectAlignment = self.__Token

            Ext = None
            if self.__IsToken('|'):
                Ext = self.__GetFileExtension()
            elif not self.__GetNextToken():
                raise Warning("expected File name", self.FileName, self.CurrentLineNumber)

            Rule = RuleSimpleFile.RuleSimpleFile()
            Rule.SectionType = SectionName
            Rule.FvFileType = Type
            Rule.NameGuid = NameGuid
            Rule.Alignment = AlignValue
            Rule.SectAlignment = SectAlignment
            Rule.CheckSum = CheckSum
            Rule.Fixed = Fixed
            Rule.KeyStringList = KeyStringList
            if KeepReloc != None:
                Rule.KeepReloc = KeepReloc
            Rule.FileExtension = Ext
            Rule.FileName = self.__Token
            return Rule

    ## __GetEfiSection() method
    #
    #   Get section list for Rule
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom section is got
    #   @retval True        Successfully find section statement
    #   @retval False       Not able to find section statement
    #
    def __GetEfiSection(self, Obj):

        OldPos = self.GetFileBufferPos()
        if not self.__GetNextWord():
            return False
        SectionName = self.__Token

        if SectionName not in ("COMPAT16", "PE32", "PIC", "TE", "FV_IMAGE", "RAW", "DXE_DEPEX",\
                               "UI", "VERSION", "PEI_DEPEX", "GUID", "SMM_DEPEX"):
            self.__UndoToken()
            return False

        if SectionName == "FV_IMAGE":
            FvImageSectionObj = FvImageSection.FvImageSection()
            if self.__IsKeyword("FV_IMAGE"):
                pass
            if self.__IsToken( "{"):
                FvObj = Fv.FV()
                self.__GetDefineStatements(FvObj)
                self.__GetBlockStatement(FvObj)
                self.__GetSetStatements(FvObj)
                self.__GetFvAlignment(FvObj)
                self.__GetFvAttributes(FvObj)
                self.__GetAprioriSection(FvObj)
                self.__GetAprioriSection(FvObj)

                while True:
                    IsInf = self.__GetInfStatement(FvObj)
                    IsFile = self.__GetFileStatement(FvObj)
                    if not IsInf and not IsFile:
                        break

                if not self.__IsToken( "}"):
                    raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)
                FvImageSectionObj.Fv = FvObj
                FvImageSectionObj.FvName = None

            else:
                if not self.__IsKeyword("FV"):
                    raise Warning("expected 'FV'", self.FileName, self.CurrentLineNumber)
                FvImageSectionObj.FvFileType = self.__Token

                if self.__GetAlignment():
                    if self.__Token not in ("8", "16", "32", "64", "128", "512", "1K", "4K", "32K" ,"64K"):
                        raise Warning("Incorrect alignment '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
                    FvImageSectionObj.Alignment = self.__Token

                if self.__IsToken('|'):
                    FvImageSectionObj.FvFileExtension = self.__GetFileExtension()
                elif self.__GetNextToken():
                    if self.__Token not in ("}", "COMPAT16", "PE32", "PIC", "TE", "FV_IMAGE", "RAW", "DXE_DEPEX",\
                               "UI", "VERSION", "PEI_DEPEX", "GUID", "SMM_DEPEX"):
                        FvImageSectionObj.FvFileName = self.__Token
                    else:
                        self.__UndoToken()
                else:
                    raise Warning("expected FV file name", self.FileName, self.CurrentLineNumber)

            Obj.SectionList.append(FvImageSectionObj)
            return True

        EfiSectionObj = EfiSection.EfiSection()
        EfiSectionObj.SectionType = SectionName

        if not self.__GetNextToken():
            raise Warning("expected file type", self.FileName, self.CurrentLineNumber)

        if self.__Token == "STRING":
            if not self.__RuleSectionCouldHaveString(EfiSectionObj.SectionType):
                raise Warning("%s section could NOT have string data%d" % (EfiSectionObj.SectionType, self.CurrentLineNumber), self.FileName, self.CurrentLineNumber)

            if not self.__IsToken('='):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected Quoted String", self.FileName, self.CurrentLineNumber)

            if self.__GetStringData():
                EfiSectionObj.StringData = self.__Token

            if self.__IsKeyword("BUILD_NUM"):
                if not self.__RuleSectionCouldHaveBuildNum(EfiSectionObj.SectionType):
                    raise Warning("%s section could NOT have BUILD_NUM%d" % (EfiSectionObj.SectionType, self.CurrentLineNumber), self.FileName, self.CurrentLineNumber)

                if not self.__IsToken("="):
                    raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
                if not self.__GetNextToken():
                    raise Warning("expected Build number", self.FileName, self.CurrentLineNumber)
                EfiSectionObj.BuildNum = self.__Token

        else:
            EfiSectionObj.FileType = self.__Token
            self.__CheckRuleSectionFileType(EfiSectionObj.SectionType, EfiSectionObj.FileType)

        if self.__IsKeyword("Optional"):
            if not self.__RuleSectionCouldBeOptional(EfiSectionObj.SectionType):
                raise Warning("%s section could NOT be optional%d" % (EfiSectionObj.SectionType, self.CurrentLineNumber), self.FileName, self.CurrentLineNumber)
            EfiSectionObj.Optional = True

            if self.__IsKeyword("BUILD_NUM"):
                if not self.__RuleSectionCouldHaveBuildNum(EfiSectionObj.SectionType):
                    raise Warning("%s section could NOT have BUILD_NUM%d" % (EfiSectionObj.SectionType, self.CurrentLineNumber), self.FileName, self.CurrentLineNumber)

                if not self.__IsToken("="):
                    raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
                if not self.__GetNextToken():
                    raise Warning("expected Build number", self.FileName, self.CurrentLineNumber)
                EfiSectionObj.BuildNum = self.__Token

        if self.__GetAlignment():
            if self.__Token not in ("Auto", "8", "16", "32", "64", "128", "512", "1K", "4K", "32K" ,"64K"):
                raise Warning("Incorrect alignment '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
            if self.__Token == 'Auto' and (not SectionName == 'PE32') and (not SectionName == 'TE'):
                raise Warning("Auto alignment can only be used in PE32 or TE section ", self.FileName, self.CurrentLineNumber)
            EfiSectionObj.Alignment = self.__Token

        if self.__IsKeyword('RELOCS_STRIPPED') or self.__IsKeyword('RELOCS_RETAINED'):
            if self.__SectionCouldHaveRelocFlag(EfiSectionObj.SectionType):
                if self.__Token == 'RELOCS_STRIPPED':
                    EfiSectionObj.KeepReloc = False
                else:
                    EfiSectionObj.KeepReloc = True
                if Obj.KeepReloc != None and Obj.KeepReloc != EfiSectionObj.KeepReloc:
                    raise Warning("Section type %s has reloc strip flag conflict with Rule" % EfiSectionObj.SectionType, self.FileName, self.CurrentLineNumber)
            else:
                raise Warning("Section type %s could not have reloc strip flag" % EfiSectionObj.SectionType, self.FileName, self.CurrentLineNumber)


        if self.__IsToken('|'):
            EfiSectionObj.FileExtension = self.__GetFileExtension()
        elif self.__GetNextToken():
            if self.__Token not in ("}", "COMPAT16", "PE32", "PIC", "TE", "FV_IMAGE", "RAW", "DXE_DEPEX",\
                       "UI", "VERSION", "PEI_DEPEX", "GUID", "SMM_DEPEX"):
                
                if self.__Token.startswith('PCD'):
                    self.__UndoToken()
                    self.__GetNextWord()
                
                    if self.__Token == 'PCD':
                        if not self.__IsToken( "("):
                            raise Warning("expected '('", self.FileName, self.CurrentLineNumber)
                        PcdPair = self.__GetNextPcdName()
                        if not self.__IsToken( ")"):
                            raise Warning("expected ')'", self.FileName, self.CurrentLineNumber)
                        self.__Token = 'PCD('+PcdPair[1]+'.'+PcdPair[0]+')'
                        
                EfiSectionObj.FileName = self.__Token        
                            
            else:
                self.__UndoToken()
        else:
            raise Warning("expected section file name", self.FileName, self.CurrentLineNumber)

        Obj.SectionList.append(EfiSectionObj)
        return True

    ## __RuleSectionCouldBeOptional() method
    #
    #   Get whether a section could be optional
    #
    #   @param  self        The object pointer
    #   @param  SectionType The section type to check
    #   @retval True        section could be optional
    #   @retval False       section never optional
    #
    def __RuleSectionCouldBeOptional(self, SectionType):
        if SectionType in ("DXE_DEPEX", "UI", "VERSION", "PEI_DEPEX", "RAW", "SMM_DEPEX"):
            return True
        else:
            return False

    ## __RuleSectionCouldHaveBuildNum() method
    #
    #   Get whether a section could have build number information
    #
    #   @param  self        The object pointer
    #   @param  SectionType The section type to check
    #   @retval True        section could have build number information
    #   @retval False       section never have build number information
    #
    def __RuleSectionCouldHaveBuildNum(self, SectionType):
        if SectionType in ("VERSION"):
            return True
        else:
            return False

    ## __RuleSectionCouldHaveString() method
    #
    #   Get whether a section could have string
    #
    #   @param  self        The object pointer
    #   @param  SectionType The section type to check
    #   @retval True        section could have string
    #   @retval False       section never have string
    #
    def __RuleSectionCouldHaveString(self, SectionType):
        if SectionType in ("UI", "VERSION"):
            return True
        else:
            return False

    ## __CheckRuleSectionFileType() method
    #
    #   Get whether a section matches a file type
    #
    #   @param  self        The object pointer
    #   @param  SectionType The section type to check
    #   @param  FileType    The file type to check
    #
    def __CheckRuleSectionFileType(self, SectionType, FileType):
        if SectionType == "COMPAT16":
            if FileType not in ("COMPAT16", "SEC_COMPAT16"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)
        elif SectionType == "PE32":
            if FileType not in ("PE32", "SEC_PE32"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)
        elif SectionType == "PIC":
            if FileType not in ("PIC", "PIC"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)
        elif SectionType == "TE":
            if FileType not in ("TE", "SEC_TE"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)
        elif SectionType == "RAW":
            if FileType not in ("BIN", "SEC_BIN", "RAW", "ASL", "ACPI"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)
        elif SectionType == "DXE_DEPEX" or SectionType == "SMM_DEPEX":
            if FileType not in ("DXE_DEPEX", "SEC_DXE_DEPEX", "SMM_DEPEX"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)
        elif SectionType == "UI":
            if FileType not in ("UI", "SEC_UI"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)
        elif SectionType == "VERSION":
            if FileType not in ("VERSION", "SEC_VERSION"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)
        elif SectionType == "PEI_DEPEX":
            if FileType not in ("PEI_DEPEX", "SEC_PEI_DEPEX"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)
        elif SectionType == "GUID":
            if FileType not in ("PE32", "SEC_GUID"):
                raise Warning("Incorrect section file type '%s'" % FileType, self.FileName, self.CurrentLineNumber)

    ## __GetRuleEncapsulationSection() method
    #
    #   Get encapsulation section for Rule
    #
    #   @param  self        The object pointer
    #   @param  Rule        for whom section is got
    #   @retval True        Successfully find section statement
    #   @retval False       Not able to find section statement
    #
    def __GetRuleEncapsulationSection(self, Rule):

        if self.__IsKeyword( "COMPRESS"):
            Type = "PI_STD"
            if self.__IsKeyword("PI_STD") or self.__IsKeyword("PI_NONE"):
                Type = self.__Token

            if not self.__IsToken("{"):
                raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)

            CompressSectionObj = CompressSection.CompressSection()

            CompressSectionObj.CompType = Type
            # Recursive sections...
            while True:
                IsEncapsulate = self.__GetRuleEncapsulationSection(CompressSectionObj)
                IsLeaf = self.__GetEfiSection(CompressSectionObj)
                if not IsEncapsulate and not IsLeaf:
                    break

            if not self.__IsToken( "}"):
                raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)
            Rule.SectionList.append(CompressSectionObj)

            return True

        elif self.__IsKeyword( "GUIDED"):
            GuidValue = None
            if self.__GetNextGuid():
                GuidValue = self.__Token

            if self.__IsKeyword( "$(NAMED_GUID)"):
                GuidValue = self.__Token

            AttribDict = self.__GetGuidAttrib()

            if not self.__IsToken("{"):
                raise Warning("expected '{'", self.FileName, self.CurrentLineNumber)
            GuidSectionObj = GuidSection.GuidSection()
            GuidSectionObj.NameGuid = GuidValue
            GuidSectionObj.SectionType = "GUIDED"
            GuidSectionObj.ProcessRequired = AttribDict["PROCESSING_REQUIRED"]
            GuidSectionObj.AuthStatusValid = AttribDict["AUTH_STATUS_VALID"]

            # Efi sections...
            while True:
                IsEncapsulate = self.__GetRuleEncapsulationSection(GuidSectionObj)
                IsLeaf = self.__GetEfiSection(GuidSectionObj)
                if not IsEncapsulate and not IsLeaf:
                    break

            if not self.__IsToken( "}"):
                raise Warning("expected '}'", self.FileName, self.CurrentLineNumber)
            Rule.SectionList.append(GuidSectionObj)

            return True

        return False

    ## __GetVtf() method
    #
    #   Get VTF section contents and store its data into VTF list of self.Profile
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a VTF
    #   @retval False       Not able to find a VTF
    #
    def __GetVtf(self):

        if not self.__GetNextToken():
            return False

        S = self.__Token.upper()
        if S.startswith("[") and not S.startswith("[VTF."):
            if not S.startswith("[RULE.") and not S.startswith("[OPTIONROM."):
                raise Warning("Unknown section or section appear sequence error (The correct sequence should be [FD.], [FV.], [Capsule.], [VTF.], [Rule.], [OptionRom.])", self.FileName, self.CurrentLineNumber)
            self.__UndoToken()
            return False

        self.__UndoToken()
        if not self.__IsToken("[VTF.", True):
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            #print 'Parsing String: %s in File %s, At line: %d, Offset Within Line: %d' \
            #        % (self.Profile.FileLinesList[self.CurrentLineNumber - 1][self.CurrentOffsetWithinLine :], FileLineTuple[0], FileLineTuple[1], self.CurrentOffsetWithinLine)
            raise Warning("expected [VTF.]", self.FileName, self.CurrentLineNumber)

        if not self.__SkipToToken("."):
            raise Warning("expected '.'", self.FileName, self.CurrentLineNumber)

        Arch = self.__SkippedChars.rstrip(".").upper()
        if Arch not in ("IA32", "X64", "IPF", "ARM"):
            raise Warning("Unknown Arch '%s'" % Arch, self.FileName, self.CurrentLineNumber)

        if not self.__GetNextWord():
            raise Warning("expected VTF name", self.FileName, self.CurrentLineNumber)
        Name = self.__Token.upper()

        VtfObj = Vtf.Vtf()
        VtfObj.UiName = Name
        VtfObj.KeyArch = Arch

        if self.__IsToken(","):
            if not self.__GetNextWord():
                raise Warning("expected Arch list", self.FileName, self.CurrentLineNumber)
            if self.__Token.upper() not in ("IA32", "X64", "IPF", "ARM"):
                raise Warning("Unknown Arch '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
            VtfObj.ArchList = self.__Token.upper()

        if not self.__IsToken( "]"):
            raise Warning("expected ']'", self.FileName, self.CurrentLineNumber)

        if self.__IsKeyword("IA32_RST_BIN"):
            if not self.__IsToken("="):
                raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

            if not self.__GetNextToken():
                raise Warning("expected Reset file", self.FileName, self.CurrentLineNumber)

            VtfObj.ResetBin = self.__Token
            if VtfObj.ResetBin.replace('$(WORKSPACE)', '').find('$') == -1:
                #check for file path
                ErrorCode, ErrorInfo = PathClass(NormPath(VtfObj.ResetBin), GenFdsGlobalVariable.WorkSpaceDir).Validate()
                if ErrorCode != 0:
                    EdkLogger.error("GenFds", ErrorCode, ExtraData=ErrorInfo)

        while self.__GetComponentStatement(VtfObj):
            pass

        self.Profile.VtfList.append(VtfObj)
        return True

    ## __GetComponentStatement() method
    #
    #   Get components in VTF
    #
    #   @param  self        The object pointer
    #   @param  VtfObj         for whom component is got
    #   @retval True        Successfully find a component
    #   @retval False       Not able to find a component
    #
    def __GetComponentStatement(self, VtfObj):

        if not self.__IsKeyword("COMP_NAME"):
            return False

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextWord():
            raise Warning("expected Component Name", self.FileName, self.CurrentLineNumber)

        CompStatementObj = ComponentStatement.ComponentStatement()
        CompStatementObj.CompName = self.__Token

        if not self.__IsKeyword("COMP_LOC"):
            raise Warning("expected COMP_LOC", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        CompStatementObj.CompLoc = ""
        if self.__GetNextWord():
            CompStatementObj.CompLoc = self.__Token
            if self.__IsToken('|'):
                if not self.__GetNextWord():
                    raise Warning("Expected Region Name", self.FileName, self.CurrentLineNumber)

                if self.__Token not in ("F", "N", "S"):    #, "H", "L", "PH", "PL"): not support
                    raise Warning("Unknown location type '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)

                CompStatementObj.FilePos = self.__Token
        else:
            self.CurrentLineNumber += 1
            self.CurrentOffsetWithinLine = 0

        if not self.__IsKeyword("COMP_TYPE"):
            raise Warning("expected COMP_TYPE", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected Component type", self.FileName, self.CurrentLineNumber)
        if self.__Token not in ("FIT", "PAL_B", "PAL_A", "OEM"):
            if not self.__Token.startswith("0x") or len(self.__Token) < 3 or len(self.__Token) > 4 or \
                not self.__HexDigit(self.__Token[2]) or not self.__HexDigit(self.__Token[-1]):
                raise Warning("Unknown location type '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
        CompStatementObj.CompType = self.__Token

        if not self.__IsKeyword("COMP_VER"):
            raise Warning("expected COMP_VER", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected Component version", self.FileName, self.CurrentLineNumber)

        Pattern = re.compile('-$|[0-9a-fA-F]{1,2}\.[0-9a-fA-F]{1,2}$', re.DOTALL)
        if Pattern.match(self.__Token) == None:
            raise Warning("Unknown version format '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
        CompStatementObj.CompVer = self.__Token

        if not self.__IsKeyword("COMP_CS"):
            raise Warning("expected COMP_CS", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected Component CS", self.FileName, self.CurrentLineNumber)
        if self.__Token not in ("1", "0"):
            raise Warning("Unknown  Component CS '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)
        CompStatementObj.CompCs = self.__Token


        if not self.__IsKeyword("COMP_BIN"):
            raise Warning("expected COMP_BIN", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected Component file", self.FileName, self.CurrentLineNumber)

        CompStatementObj.CompBin = self.__Token
        if CompStatementObj.CompBin != '-' and CompStatementObj.CompBin.replace('$(WORKSPACE)', '').find('$') == -1:
            #check for file path
            ErrorCode, ErrorInfo = PathClass(NormPath(CompStatementObj.CompBin), GenFdsGlobalVariable.WorkSpaceDir).Validate()
            if ErrorCode != 0:
                EdkLogger.error("GenFds", ErrorCode, ExtraData=ErrorInfo)

        if not self.__IsKeyword("COMP_SYM"):
            raise Warning("expected COMP_SYM", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if not self.__GetNextToken():
            raise Warning("expected Component symbol file", self.FileName, self.CurrentLineNumber)

        CompStatementObj.CompSym = self.__Token
        if CompStatementObj.CompSym != '-' and CompStatementObj.CompSym.replace('$(WORKSPACE)', '').find('$') == -1:
            #check for file path
            ErrorCode, ErrorInfo = PathClass(NormPath(CompStatementObj.CompSym), GenFdsGlobalVariable.WorkSpaceDir).Validate()
            if ErrorCode != 0:
                EdkLogger.error("GenFds", ErrorCode, ExtraData=ErrorInfo)

        if not self.__IsKeyword("COMP_SIZE"):
            raise Warning("expected COMP_SIZE", self.FileName, self.CurrentLineNumber)

        if not self.__IsToken("="):
            raise Warning("expected '='", self.FileName, self.CurrentLineNumber)

        if self.__IsToken("-"):
            CompStatementObj.CompSize = self.__Token
        elif self.__GetNextDecimalNumber():
            CompStatementObj.CompSize = self.__Token
        elif self.__GetNextHexNumber():
            CompStatementObj.CompSize = self.__Token
        else:
            raise Warning("Unknown size '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)

        VtfObj.ComponentStatementList.append(CompStatementObj)
        return True

    ## __GetOptionRom() method
    #
    #   Get OptionROM section contents and store its data into OptionROM list of self.Profile
    #
    #   @param  self        The object pointer
    #   @retval True        Successfully find a OptionROM
    #   @retval False       Not able to find a OptionROM
    #
    def __GetOptionRom(self):

        if not self.__GetNextToken():
            return False

        S = self.__Token.upper()
        if S.startswith("[") and not S.startswith("[OPTIONROM."):
            raise Warning("Unknown section or section appear sequence error (The correct sequence should be [FD.], [FV.], [Capsule.], [VTF.], [Rule.], [OptionRom.])", self.FileName, self.CurrentLineNumber)
        
        self.__UndoToken()
        if not self.__IsToken("[OptionRom.", True):
            raise Warning("Unknown Keyword '%s'" % self.__Token, self.FileName, self.CurrentLineNumber)

        OptRomName = self.__GetUiName()

        if not self.__IsToken( "]"):
            raise Warning("expected ']'", self.FileName, self.CurrentLineNumber)

        OptRomObj = OptionRom.OPTIONROM()
        OptRomObj.DriverName = OptRomName
        self.Profile.OptRomDict[OptRomName] = OptRomObj

        while True:
            isInf = self.__GetOptRomInfStatement(OptRomObj)
            isFile = self.__GetOptRomFileStatement(OptRomObj)
            if not isInf and not isFile:
                break
            
        return True

    ## __GetOptRomInfStatement() method
    #
    #   Get INF statements
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom inf statement is got
    #   @retval True        Successfully find inf statement
    #   @retval False       Not able to find inf statement
    #
    def __GetOptRomInfStatement(self, Obj):

        if not self.__IsKeyword( "INF"):
            return False

        ffsInf = OptRomInfStatement.OptRomInfStatement()
        self.__GetInfOptions( ffsInf)

        if not self.__GetNextToken():
            raise Warning("expected INF file path", self.FileName, self.CurrentLineNumber)
        ffsInf.InfFileName = self.__Token
        if ffsInf.InfFileName.replace('$(WORKSPACE)', '').find('$') == -1:
            #check for file path
            ErrorCode, ErrorInfo = PathClass(NormPath(ffsInf.InfFileName), GenFdsGlobalVariable.WorkSpaceDir).Validate()
            if ErrorCode != 0:
                EdkLogger.error("GenFds", ErrorCode, ExtraData=ErrorInfo)

        if not ffsInf.InfFileName in self.Profile.InfList:
            self.Profile.InfList.append(ffsInf.InfFileName)
            FileLineTuple = GetRealFileLine(self.FileName, self.CurrentLineNumber)
            self.Profile.InfFileLineList.append(FileLineTuple)

        
        self.__GetOptRomOverrides (ffsInf)
            
        Obj.FfsList.append(ffsInf)
        return True

    ## __GetOptRomOverrides() method
    #
    #   Get overrides for OptROM INF & FILE
    #
    #   @param  self        The object pointer
    #   @param  FfsInfObj   for whom overrides is got
    #
    def __GetOptRomOverrides(self, Obj):
        if self.__IsToken('{'):
            Overrides = OptionRom.OverrideAttribs()
            while True:
                if self.__IsKeyword( "PCI_VENDOR_ID"):
                    if not self.__IsToken( "="):
                        raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
                    if not self.__GetNextHexNumber():
                        raise Warning("expected Hex vendor id", self.FileName, self.CurrentLineNumber)
                    Overrides.PciVendorId = self.__Token
                    continue

                if self.__IsKeyword( "PCI_CLASS_CODE"):
                    if not self.__IsToken( "="):
                        raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
                    if not self.__GetNextHexNumber():
                        raise Warning("expected Hex class code", self.FileName, self.CurrentLineNumber)
                    Overrides.PciClassCode = self.__Token
                    continue

                if self.__IsKeyword( "PCI_DEVICE_ID"):
                    if not self.__IsToken( "="):
                        raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
                    if not self.__GetNextHexNumber():
                        raise Warning("expected Hex device id", self.FileName, self.CurrentLineNumber)

                    Overrides.PciDeviceId = self.__Token
                    continue

                if self.__IsKeyword( "PCI_REVISION"):
                    if not self.__IsToken( "="):
                        raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
                    if not self.__GetNextHexNumber():
                        raise Warning("expected Hex revision", self.FileName, self.CurrentLineNumber)
                    Overrides.PciRevision = self.__Token
                    continue

                if self.__IsKeyword( "PCI_COMPRESS"):
                    if not self.__IsToken( "="):
                        raise Warning("expected '='", self.FileName, self.CurrentLineNumber)
                    if not self.__GetNextToken():
                        raise Warning("expected TRUE/FALSE for compress", self.FileName, self.CurrentLineNumber)
                    Overrides.NeedCompress = self.__Token.upper() == 'TRUE'
                    continue

                if self.__IsToken( "}"):
                    break
                else:
                    EdkLogger.error("FdfParser", FORMAT_INVALID, File=self.FileName, Line=self.CurrentLineNumber)

            Obj.OverrideAttribs = Overrides
            
    ## __GetOptRomFileStatement() method
    #
    #   Get FILE statements
    #
    #   @param  self        The object pointer
    #   @param  Obj         for whom FILE statement is got
    #   @retval True        Successfully find FILE statement
    #   @retval False       Not able to find FILE statement
    #
    def __GetOptRomFileStatement(self, Obj):

        if not self.__IsKeyword( "FILE"):
            return False

        FfsFileObj = OptRomFileStatement.OptRomFileStatement()

        if not self.__IsKeyword("EFI") and not self.__IsKeyword("BIN"):
            raise Warning("expected Binary type (EFI/BIN)", self.FileName, self.CurrentLineNumber)
        FfsFileObj.FileType = self.__Token

        if not self.__GetNextToken():
            raise Warning("expected File path", self.FileName, self.CurrentLineNumber)
        FfsFileObj.FileName = self.__Token
        if FfsFileObj.FileName.replace('$(WORKSPACE)', '').find('$') == -1:
            #check for file path
            ErrorCode, ErrorInfo = PathClass(NormPath(FfsFileObj.FileName), GenFdsGlobalVariable.WorkSpaceDir).Validate()
            if ErrorCode != 0:
                EdkLogger.error("GenFds", ErrorCode, ExtraData=ErrorInfo)

        if FfsFileObj.FileType == 'EFI':
            self.__GetOptRomOverrides(FfsFileObj)
        
        Obj.FfsList.append(FfsFileObj)

        return True

    ## __GetCapInFd() method
    #
    #   Get Cap list contained in FD
    #
    #   @param  self        The object pointer
    #   @param  FdName      FD name
    #   @retval CapList     List of Capsule in FD
    #
    def __GetCapInFd (self, FdName):

        CapList = []
        if FdName.upper() in self.Profile.FdDict.keys():
            FdObj = self.Profile.FdDict[FdName.upper()]
            for elementRegion in FdObj.RegionList:
                if elementRegion.RegionType == 'CAPSULE':
                    for elementRegionData in elementRegion.RegionDataList:
                        if elementRegionData.endswith(".cap"):
                            continue
                        if elementRegionData != None and elementRegionData.upper() not in CapList:
                            CapList.append(elementRegionData.upper())
        return CapList

    ## __GetReferencedFdCapTuple() method
    #
    #   Get FV and FD list referenced by a capsule image
    #
    #   @param  self        The object pointer
    #   @param  CapObj      Capsule section to be searched
    #   @param  RefFdList   referenced FD by section
    #   @param  RefFvList   referenced FV by section
    #
    def __GetReferencedFdCapTuple(self, CapObj, RefFdList = [], RefFvList = []):

        for CapsuleDataObj in CapObj.CapsuleDataList :
            if hasattr(CapsuleDataObj, 'FvName') and CapsuleDataObj.FvName != None and CapsuleDataObj.FvName.upper() not in RefFvList:
                RefFvList.append (CapsuleDataObj.FvName.upper())
            elif hasattr(CapsuleDataObj, 'FdName') and CapsuleDataObj.FdName != None and CapsuleDataObj.FdName.upper() not in RefFdList:
                RefFdList.append (CapsuleDataObj.FdName.upper())            
            elif CapsuleDataObj.Ffs != None:
                if isinstance(CapsuleDataObj.Ffs, FfsFileStatement.FileStatement):
                    if CapsuleDataObj.Ffs.FvName != None and CapsuleDataObj.Ffs.FvName.upper() not in RefFvList:
                        RefFvList.append(CapsuleDataObj.Ffs.FvName.upper())
                    elif CapsuleDataObj.Ffs.FdName != None and CapsuleDataObj.Ffs.FdName.upper() not in RefFdList:
                        RefFdList.append(CapsuleDataObj.Ffs.FdName.upper())
                    else:
                        self.__GetReferencedFdFvTupleFromSection(CapsuleDataObj.Ffs, RefFdList, RefFvList)

    ## __GetFvInFd() method
    #
    #   Get FV list contained in FD
    #
    #   @param  self        The object pointer
    #   @param  FdName      FD name
    #   @retval FvList      list of FV in FD
    #
    def __GetFvInFd (self, FdName):

        FvList = []
        if FdName.upper() in self.Profile.FdDict.keys():
            FdObj = self.Profile.FdDict[FdName.upper()]
            for elementRegion in FdObj.RegionList:
                if elementRegion.RegionType == 'FV':
                    for elementRegionData in elementRegion.RegionDataList:
                        if elementRegionData.endswith(".fv"):
                            continue
                        if elementRegionData != None and elementRegionData.upper() not in FvList:
                            FvList.append(elementRegionData.upper())
        return FvList

    ## __GetReferencedFdFvTuple() method
    #
    #   Get FD and FV list referenced by a FFS file
    #
    #   @param  self        The object pointer
    #   @param  FfsFile     contains sections to be searched
    #   @param  RefFdList   referenced FD by section
    #   @param  RefFvList   referenced FV by section
    #
    def __GetReferencedFdFvTuple(self, FvObj, RefFdList = [], RefFvList = []):

        for FfsObj in FvObj.FfsList:
            if isinstance(FfsObj, FfsFileStatement.FileStatement):
                if FfsObj.FvName != None and FfsObj.FvName.upper() not in RefFvList:
                    RefFvList.append(FfsObj.FvName.upper())
                elif FfsObj.FdName != None and FfsObj.FdName.upper() not in RefFdList:
                    RefFdList.append(FfsObj.FdName.upper())
                else:
                    self.__GetReferencedFdFvTupleFromSection(FfsObj, RefFdList, RefFvList)

    ## __GetReferencedFdFvTupleFromSection() method
    #
    #   Get FD and FV list referenced by a FFS section
    #
    #   @param  self        The object pointer
    #   @param  FfsFile     contains sections to be searched
    #   @param  FdList      referenced FD by section
    #   @param  FvList      referenced FV by section
    #
    def __GetReferencedFdFvTupleFromSection(self, FfsFile, FdList = [], FvList = []):

        SectionStack = []
        SectionStack.extend(FfsFile.SectionList)
        while SectionStack != []:
            SectionObj = SectionStack.pop()
            if isinstance(SectionObj, FvImageSection.FvImageSection):
                if SectionObj.FvName != None and SectionObj.FvName.upper() not in FvList:
                    FvList.append(SectionObj.FvName.upper())
                if SectionObj.Fv != None and SectionObj.Fv.UiFvName != None and SectionObj.Fv.UiFvName.upper() not in FvList:
                    FvList.append(SectionObj.Fv.UiFvName.upper())
                    self.__GetReferencedFdFvTuple(SectionObj.Fv, FdList, FvList)

            if isinstance(SectionObj, CompressSection.CompressSection) or isinstance(SectionObj, GuidSection.GuidSection):
                SectionStack.extend(SectionObj.SectionList)

    ## CycleReferenceCheck() method
    #
    #   Check whether cycle reference exists in FDF
    #
    #   @param  self        The object pointer
    #   @retval True        cycle reference exists
    #   @retval False       Not exists cycle reference
    #
    def CycleReferenceCheck(self):
        #
        # Check the cycle between FV and FD image
        #
        MaxLength = len (self.Profile.FvDict)
        for FvName in self.Profile.FvDict.keys():
            LogStr = "\nCycle Reference Checking for FV: %s\n" % FvName
            RefFvStack = []
            RefFvStack.append(FvName)
            FdAnalyzedList = []
            
            Index = 0
            while RefFvStack != [] and Index < MaxLength:
                Index = Index + 1
                FvNameFromStack = RefFvStack.pop()
                if FvNameFromStack.upper() in self.Profile.FvDict.keys():
                    FvObj = self.Profile.FvDict[FvNameFromStack.upper()]
                else:
                    continue

                RefFdList = []
                RefFvList = []
                self.__GetReferencedFdFvTuple(FvObj, RefFdList, RefFvList)

                for RefFdName in RefFdList:
                    if RefFdName in FdAnalyzedList:
                        continue

                    LogStr += "FV %s contains FD %s\n" % (FvNameFromStack, RefFdName)
                    FvInFdList = self.__GetFvInFd(RefFdName)
                    if FvInFdList != []:
                        for FvNameInFd in FvInFdList:
                            LogStr += "FD %s contains FV %s\n" % (RefFdName,FvNameInFd)
                            if FvNameInFd not in RefFvStack:
                                RefFvStack.append(FvNameInFd)

                            if FvName in RefFvStack or FvNameFromStack in RefFvStack:
                                EdkLogger.info(LogStr)
                                return True
                    FdAnalyzedList.append(RefFdName)

                for RefFvName in RefFvList:
                    LogStr += "FV %s contains FV %s\n" % (FvNameFromStack, RefFvName)
                    if RefFvName not in RefFvStack:
                        RefFvStack.append(RefFvName)

                    if FvName in RefFvStack or FvNameFromStack in RefFvStack:
                        EdkLogger.info(LogStr)
                        return True

        #
        # Check the cycle between Capsule and FD image
        #
        MaxLength = len (self.Profile.CapsuleDict)
        for CapName in self.Profile.CapsuleDict.keys():
            #
            # Capsule image to be checked.
            #
            LogStr = "\n\n\nCycle Reference Checking for Capsule: %s\n" % CapName
            RefCapStack = []
            RefCapStack.append(CapName)
            FdAnalyzedList = []
            FvAnalyzedList = []
            
            Index = 0
            while RefCapStack != [] and Index < MaxLength:
                Index = Index + 1
                CapNameFromStack = RefCapStack.pop()
                if CapNameFromStack.upper() in self.Profile.CapsuleDict.keys():
                    CapObj = self.Profile.CapsuleDict[CapNameFromStack.upper()]
                else:
                    continue

                RefFvList = []
                RefFdList = []
                self.__GetReferencedFdCapTuple(CapObj, RefFdList, RefFvList)

                FvListLength = 0
                FdListLength = 0
                while FvListLength < len (RefFvList) or FdListLength < len (RefFdList):
                    for RefFdName in RefFdList:
                        if RefFdName in FdAnalyzedList:
                            continue

                        LogStr += "Capsule %s contains FD %s\n" % (CapNameFromStack, RefFdName)
                        CapInFdList = self.__GetCapInFd(RefFdName)
                        if CapInFdList != []:
                            for CapNameInFd in CapInFdList:
                                LogStr += "FD %s contains Capsule %s\n" % (RefFdName,CapNameInFd)
                                if CapNameInFd not in RefCapStack:
                                    RefCapStack.append(CapNameInFd)

                                if CapName in RefCapStack or CapNameFromStack in RefCapStack:
                                    EdkLogger.info(LogStr)
                                    return True

                        FvInFdList = self.__GetFvInFd(RefFdName)
                        if FvInFdList != []:
                            for FvNameInFd in FvInFdList:
                                LogStr += "FD %s contains FV %s\n" % (RefFdName,FvNameInFd)
                                if FvNameInFd not in RefFvList:
                                    RefFvList.append(FvNameInFd)

                        FdAnalyzedList.append(RefFdName)
                    #
                    # the number of the parsed FV and FD image
                    #
                    FvListLength = len (RefFvList)
                    FdListLength = len (RefFdList)
                    for RefFvName in RefFvList:
                        if RefFvName in FvAnalyzedList:
                            continue
                        LogStr += "Capsule %s contains FV %s\n" % (CapNameFromStack, RefFvName)
                        if RefFvName.upper() in self.Profile.FvDict.keys():
                            FvObj = self.Profile.FvDict[RefFvName.upper()]
                        else:
                            continue
                        self.__GetReferencedFdFvTuple(FvObj, RefFdList, RefFvList)
                        FvAnalyzedList.append(RefFvName)

        return False

if __name__ == "__main__":
    import sys
    try:
        test_file = sys.argv[1]
    except IndexError, v:
        print "Usage: %s filename" % sys.argv[0]
        sys.exit(1)

    parser = FdfParser(test_file)
    try:
        parser.ParseFile()
        parser.CycleReferenceCheck()
    except Warning, X:
        print str(X)
    else:
        print "Success!"