## @file
# process depex section generation
#
#  Copyright (c) 2007 - 2018, 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 Section
from GenFdsGlobalVariable import GenFdsGlobalVariable
import subprocess
from Ffs import Ffs
import Common.LongFilePathOs as os
from CommonDataClass.FdfClass import DepexSectionClassObject
from AutoGen.GenDepex import DependencyExpression
from Common import EdkLogger
from Common.BuildToolError import *
from Common.Misc import PathClass
from Common.DataType import *

## generate data section
#
#
class DepexSection (DepexSectionClassObject):
    ## The constructor
    #
    #   @param  self        The object pointer
    #
    def __init__(self):
        DepexSectionClassObject.__init__(self)

    def __FindGuidValue(self, CName):
        for Arch in GenFdsGlobalVariable.ArchList:
            PkgList = GenFdsGlobalVariable.WorkSpace.GetPackageList(GenFdsGlobalVariable.ActivePlatform,
                                                                    Arch,
                                                                    GenFdsGlobalVariable.TargetName,
                                                                    GenFdsGlobalVariable.ToolChainTag)
            for Inf in GenFdsGlobalVariable.FdfParser.Profile.InfList:
                ModuleFile = PathClass(Inf, GenFdsGlobalVariable.WorkSpaceDir)
                ModuleData = GenFdsGlobalVariable.WorkSpace.BuildObject[
                                                            ModuleFile,
                                                            Arch,
                                                            GenFdsGlobalVariable.TargetName,
                                                            GenFdsGlobalVariable.ToolChainTag
                                                            ]
                for Pkg in ModuleData.Packages:
                    if Pkg not in PkgList:
                        PkgList.append(Pkg)
            for PkgDb in PkgList:
                if CName in PkgDb.Ppis:
                    return PkgDb.Ppis[CName]
                if CName in PkgDb.Protocols:
                    return PkgDb.Protocols[CName]
                if CName in PkgDb.Guids:
                    return PkgDb.Guids[CName]
        return None

    ## GenSection() method
    #
    #   Generate compressed section
    #
    #   @param  self        The object pointer
    #   @param  OutputPath  Where to place output file
    #   @param  ModuleName  Which module this section belongs to
    #   @param  SecNum      Index of section
    #   @param  KeyStringList  Filter for inputs of section generation
    #   @param  FfsInf      FfsInfStatement object that contains this section data
    #   @param  Dict        dictionary contains macro and its value
    #   @retval tuple       (Generated file name list, section alignment)
    #
    def GenSection(self, OutputPath, ModuleName, SecNum, keyStringList, FfsFile = None, Dict = None, IsMakefile = False):
        if self.ExpressionProcessed == False:
            self.Expression = self.Expression.replace("\n", " ").replace("\r", " ")
            ExpList = self.Expression.split()

            for Exp in ExpList:
                if Exp.upper() not in ('AND', 'OR', 'NOT', 'TRUE', 'FALSE', 'SOR', 'BEFORE', 'AFTER', 'END'):
                    GuidStr = self.__FindGuidValue(Exp)
                    if GuidStr is None:
                        EdkLogger.error("GenFds", RESOURCE_NOT_AVAILABLE,
                                        "Depex GUID %s could not be found in build DB! (ModuleName: %s)" % (Exp, ModuleName))

                    self.Expression = self.Expression.replace(Exp, GuidStr)

            self.Expression = self.Expression.strip()
            self.ExpressionProcessed = True

        if self.DepexType == 'PEI_DEPEX_EXP':
            ModuleType = SUP_MODULE_PEIM
            SecType    = BINARY_FILE_TYPE_PEI_DEPEX
        elif self.DepexType == 'DXE_DEPEX_EXP':
            ModuleType = SUP_MODULE_DXE_DRIVER
            SecType    = BINARY_FILE_TYPE_DXE_DEPEX
        elif self.DepexType == 'SMM_DEPEX_EXP':
            ModuleType = SUP_MODULE_DXE_SMM_DRIVER
            SecType    = BINARY_FILE_TYPE_SMM_DEPEX
        else:
            EdkLogger.error("GenFds", FORMAT_INVALID,
                            "Depex type %s is not valid for module %s" % (self.DepexType, ModuleName))

        InputFile = os.path.join (OutputPath, ModuleName + SUP_MODULE_SEC + SecNum + '.depex')
        InputFile = os.path.normpath(InputFile)
        Depex = DependencyExpression(self.Expression, ModuleType)
        Depex.Generate(InputFile)

        OutputFile = os.path.join (OutputPath, ModuleName + SUP_MODULE_SEC + SecNum + '.dpx')
        OutputFile = os.path.normpath(OutputFile)

        GenFdsGlobalVariable.GenerateSection(OutputFile, [InputFile], Section.Section.SectionType.get (SecType), IsMakefile=IsMakefile)
        return [OutputFile], self.Alignment