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	https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Bob Feng <bob.c.feng@intel.com>
		
			
				
	
	
		
			251 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			251 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| ## @file
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| # generate capsule
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| #
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| #  Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
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| #
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| #  SPDX-License-Identifier: BSD-2-Clause-Patent
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| #
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| 
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| ##
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| # Import Modules
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| #
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| from __future__ import absolute_import
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| from .GenFdsGlobalVariable import GenFdsGlobalVariable, FindExtendTool
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| from CommonDataClass.FdfClass import CapsuleClassObject
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| import Common.LongFilePathOs as os
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| from io import BytesIO
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| from Common.Misc import SaveFileOnChange, PackGUID
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| import uuid
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| from struct import pack
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| from Common import EdkLogger
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| from Common.BuildToolError import GENFDS_ERROR
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| from Common.DataType import TAB_LINE_BREAK
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| 
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| WIN_CERT_REVISION = 0x0200
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| WIN_CERT_TYPE_EFI_GUID = 0x0EF1
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| EFI_CERT_TYPE_PKCS7_GUID = uuid.UUID('{4aafd29d-68df-49ee-8aa9-347d375665a7}')
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| EFI_CERT_TYPE_RSA2048_SHA256_GUID = uuid.UUID('{a7717414-c616-4977-9420-844712a735bf}')
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| 
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| ## create inf file describes what goes into capsule and call GenFv to generate capsule
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| #
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| #
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| class Capsule (CapsuleClassObject):
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|     ## The constructor
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|     #
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|     #   @param  self        The object pointer
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|     #
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|     def __init__(self):
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|         CapsuleClassObject.__init__(self)
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|         # For GenFv
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|         self.BlockSize = None
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|         # For GenFv
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|         self.BlockNum = None
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|         self.CapsuleName = None
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| 
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|     ## Generate FMP capsule
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|     #
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|     #   @retval string      Generated Capsule file path
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|     #
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|     def GenFmpCapsule(self):
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|         #
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|         # Generate capsule header
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|         # typedef struct {
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|         #     EFI_GUID          CapsuleGuid;
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|         #     UINT32            HeaderSize;
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|         #     UINT32            Flags;
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|         #     UINT32            CapsuleImageSize;
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|         # } EFI_CAPSULE_HEADER;
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|         #
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|         Header = BytesIO()
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|         #
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|         # Use FMP capsule GUID: 6DCBD5ED-E82D-4C44-BDA1-7194199AD92A
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|         #
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|         Header.write(PackGUID('6DCBD5ED-E82D-4C44-BDA1-7194199AD92A'.split('-')))
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|         HdrSize = 0
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|         if 'CAPSULE_HEADER_SIZE' in self.TokensDict:
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|             Header.write(pack('=I', int(self.TokensDict['CAPSULE_HEADER_SIZE'], 16)))
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|             HdrSize = int(self.TokensDict['CAPSULE_HEADER_SIZE'], 16)
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|         else:
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|             Header.write(pack('=I', 0x20))
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|             HdrSize = 0x20
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|         Flags = 0
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|         if 'CAPSULE_FLAGS' in self.TokensDict:
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|             for flag in self.TokensDict['CAPSULE_FLAGS'].split(','):
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|                 flag = flag.strip()
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|                 if flag == 'PopulateSystemTable':
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|                     Flags |= 0x00010000 | 0x00020000
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|                 elif flag == 'PersistAcrossReset':
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|                     Flags |= 0x00010000
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|                 elif flag == 'InitiateReset':
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|                     Flags |= 0x00040000
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|         Header.write(pack('=I', Flags))
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|         #
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|         # typedef struct {
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|         #     UINT32 Version;
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|         #     UINT16 EmbeddedDriverCount;
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|         #     UINT16 PayloadItemCount;
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|         #     // UINT64 ItemOffsetList[];
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|         # } EFI_FIRMWARE_MANAGEMENT_CAPSULE_HEADER;
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|         #
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|         FwMgrHdr = BytesIO()
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|         if 'CAPSULE_HEADER_INIT_VERSION' in self.TokensDict:
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|             FwMgrHdr.write(pack('=I', int(self.TokensDict['CAPSULE_HEADER_INIT_VERSION'], 16)))
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|         else:
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|             FwMgrHdr.write(pack('=I', 0x00000001))
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|         FwMgrHdr.write(pack('=HH', len(self.CapsuleDataList), len(self.FmpPayloadList)))
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|         FwMgrHdrSize = 4+2+2+8*(len(self.CapsuleDataList)+len(self.FmpPayloadList))
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| 
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|         #
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|         # typedef struct _WIN_CERTIFICATE {
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|         #   UINT32 dwLength;
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|         #   UINT16 wRevision;
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|         #   UINT16 wCertificateType;
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|         # //UINT8 bCertificate[ANYSIZE_ARRAY];
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|         # } WIN_CERTIFICATE;
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|         #
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|         # typedef struct _WIN_CERTIFICATE_UEFI_GUID {
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|         #   WIN_CERTIFICATE Hdr;
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|         #   EFI_GUID        CertType;
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|         # //UINT8 CertData[ANYSIZE_ARRAY];
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|         # } WIN_CERTIFICATE_UEFI_GUID;
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|         #
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|         # typedef struct {
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|         #   UINT64                    MonotonicCount;
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|         #   WIN_CERTIFICATE_UEFI_GUID AuthInfo;
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|         # } EFI_FIRMWARE_IMAGE_AUTHENTICATION;
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|         #
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|         # typedef struct _EFI_CERT_BLOCK_RSA_2048_SHA256 {
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|         #   EFI_GUID HashType;
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|         #   UINT8 PublicKey[256];
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|         #   UINT8 Signature[256];
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|         # } EFI_CERT_BLOCK_RSA_2048_SHA256;
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|         #
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| 
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|         PreSize = FwMgrHdrSize
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|         Content = BytesIO()
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|         for driver in self.CapsuleDataList:
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|             FileName = driver.GenCapsuleSubItem()
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|             FwMgrHdr.write(pack('=Q', PreSize))
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|             PreSize += os.path.getsize(FileName)
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|             File = open(FileName, 'rb')
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|             Content.write(File.read())
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|             File.close()
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|         for fmp in self.FmpPayloadList:
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|             if fmp.Existed:
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|                 FwMgrHdr.write(pack('=Q', PreSize))
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|                 PreSize += len(fmp.Buffer)
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|                 Content.write(fmp.Buffer)
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|                 continue
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|             if fmp.ImageFile:
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|                 for Obj in fmp.ImageFile:
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|                     fmp.ImageFile = Obj.GenCapsuleSubItem()
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|             if fmp.VendorCodeFile:
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|                 for Obj in fmp.VendorCodeFile:
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|                     fmp.VendorCodeFile = Obj.GenCapsuleSubItem()
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|             if fmp.Certificate_Guid:
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|                 ExternalTool, ExternalOption = FindExtendTool([], GenFdsGlobalVariable.ArchList, fmp.Certificate_Guid)
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|                 CmdOption = ''
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|                 CapInputFile = fmp.ImageFile
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|                 if not os.path.isabs(fmp.ImageFile):
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|                     CapInputFile = os.path.join(GenFdsGlobalVariable.WorkSpaceDir, fmp.ImageFile)
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|                 CapOutputTmp = os.path.join(GenFdsGlobalVariable.FvDir, self.UiCapsuleName) + '.tmp'
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|                 if ExternalTool is None:
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|                     EdkLogger.error("GenFds", GENFDS_ERROR, "No tool found with GUID %s" % fmp.Certificate_Guid)
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|                 else:
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|                     CmdOption += ExternalTool
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|                 if ExternalOption:
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|                     CmdOption = CmdOption + ' ' + ExternalOption
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|                 CmdOption += ' -e ' + ' --monotonic-count ' + str(fmp.MonotonicCount) + ' -o ' + CapOutputTmp + ' ' + CapInputFile
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|                 CmdList = CmdOption.split()
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|                 GenFdsGlobalVariable.CallExternalTool(CmdList, "Failed to generate FMP auth capsule")
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|                 if uuid.UUID(fmp.Certificate_Guid) == EFI_CERT_TYPE_PKCS7_GUID:
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|                     dwLength = 4 + 2 + 2 + 16 + os.path.getsize(CapOutputTmp) - os.path.getsize(CapInputFile)
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|                 else:
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|                     dwLength = 4 + 2 + 2 + 16 + 16 + 256 + 256
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|                 fmp.ImageFile = CapOutputTmp
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|                 AuthData = [fmp.MonotonicCount, dwLength, WIN_CERT_REVISION, WIN_CERT_TYPE_EFI_GUID, fmp.Certificate_Guid]
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|                 fmp.Buffer = fmp.GenCapsuleSubItem(AuthData)
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|             else:
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|                 fmp.Buffer = fmp.GenCapsuleSubItem()
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|             FwMgrHdr.write(pack('=Q', PreSize))
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|             PreSize += len(fmp.Buffer)
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|             Content.write(fmp.Buffer)
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|         BodySize = len(FwMgrHdr.getvalue()) + len(Content.getvalue())
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|         Header.write(pack('=I', HdrSize + BodySize))
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|         #
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|         # The real capsule header structure is 28 bytes
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|         #
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|         Header.write(b'\x00'*(HdrSize-28))
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|         Header.write(FwMgrHdr.getvalue())
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|         Header.write(Content.getvalue())
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|         #
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|         # Generate FMP capsule file
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|         #
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|         CapOutputFile = os.path.join(GenFdsGlobalVariable.FvDir, self.UiCapsuleName) + '.Cap'
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|         SaveFileOnChange(CapOutputFile, Header.getvalue(), True)
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|         return CapOutputFile
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| 
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|     ## Generate capsule
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|     #
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|     #   @param  self        The object pointer
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|     #   @retval string      Generated Capsule file path
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|     #
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|     def GenCapsule(self):
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|         if self.UiCapsuleName.upper() + 'cap' in GenFdsGlobalVariable.ImageBinDict:
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|             return GenFdsGlobalVariable.ImageBinDict[self.UiCapsuleName.upper() + 'cap']
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| 
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|         GenFdsGlobalVariable.InfLogger( "\nGenerate %s Capsule" %self.UiCapsuleName)
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|         if ('CAPSULE_GUID' in self.TokensDict and
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|             uuid.UUID(self.TokensDict['CAPSULE_GUID']) == uuid.UUID('6DCBD5ED-E82D-4C44-BDA1-7194199AD92A')):
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|             return self.GenFmpCapsule()
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| 
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|         CapInfFile = self.GenCapInf()
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|         CapInfFile.append("[files]" + TAB_LINE_BREAK)
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|         CapFileList = []
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|         for CapsuleDataObj in self.CapsuleDataList:
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|             CapsuleDataObj.CapsuleName = self.CapsuleName
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|             FileName = CapsuleDataObj.GenCapsuleSubItem()
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|             CapsuleDataObj.CapsuleName = None
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|             CapFileList.append(FileName)
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|             CapInfFile.append("EFI_FILE_NAME = " + \
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|                                    FileName      + \
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|                                    TAB_LINE_BREAK)
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|         SaveFileOnChange(self.CapInfFileName, ''.join(CapInfFile), False)
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|         #
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|         # Call GenFv tool to generate capsule
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|         #
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|         CapOutputFile = os.path.join(GenFdsGlobalVariable.FvDir, self.UiCapsuleName)
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|         CapOutputFile = CapOutputFile + '.Cap'
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|         GenFdsGlobalVariable.GenerateFirmwareVolume(
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|                                 CapOutputFile,
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|                                 [self.CapInfFileName],
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|                                 Capsule=True,
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|                                 FfsList=CapFileList
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|                                 )
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| 
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|         GenFdsGlobalVariable.VerboseLogger( "\nGenerate %s Capsule Successfully" %self.UiCapsuleName)
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|         GenFdsGlobalVariable.SharpCounter = 0
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|         GenFdsGlobalVariable.ImageBinDict[self.UiCapsuleName.upper() + 'cap'] = CapOutputFile
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|         return CapOutputFile
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| 
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|     ## Generate inf file for capsule
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|     #
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|     #   @param  self        The object pointer
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|     #   @retval file        inf file object
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|     #
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|     def GenCapInf(self):
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|         self.CapInfFileName = os.path.join(GenFdsGlobalVariable.FvDir,
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|                                    self.UiCapsuleName +  "_Cap" + '.inf')
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|         CapInfFile = []
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| 
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|         CapInfFile.append("[options]" + TAB_LINE_BREAK)
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| 
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|         for Item in self.TokensDict:
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|             CapInfFile.append("EFI_"                    + \
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|                                   Item                      + \
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|                                   ' = '                     + \
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|                                   self.TokensDict[Item]     + \
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|                                   TAB_LINE_BREAK)
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| 
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|         return CapInfFile
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