1、Document description and processing languagesOfficeOpenXMLfileformats Part 2:Open packaging conventionsDescription des documents et langages de traitement Formats de fichier Office Open XML Partie 2:Conventions de paquetage ouvert ISO/IEC 2021INTERNATIONAL STANDARDISO/IEC29500-2Reference numberISO/I
2、EC 29500-2:2021(E)Fourth edition2021-08 ISO/IEC 29500-2:2021(E)ii ISO/IEC 2021 All rights reservedCOPYRIGHTPROTECTEDDOCUMENT ISO/IEC 2021All rights reserved.Unless otherwise specified,or required in the context of its implementation,no part of this publication may be reproduced or utilized otherwise
3、 in any form or by any means,electronic or mechanical,including photocopying,or posting on the internet or an intranet,without prior written permission.Permission can be requested from either ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCP 401 Ch.d
4、e Blandonnet 8CH-1214 Vernier,GenevaPhone:+41 22 749 01 11Email:copyrightiso.orgWebsite:www.iso.orgPublished in Switzerland ISO/IEC 29500-2:2021(E)Foreword.vIntroduction.vii1 Scope.12Normativereferences.13Termsanddefinitions.23.1 Basics.23.2 Abstract package model.33.3 Physical package model.43.4 Di
5、gital signature and thumbnail.53.5 Implementations.53.6 Core properties.54 Conformance.55 Overview.56 Abstract package model.66.1 General.66.2 Parts.66.2.1 General.66.2.2 Part names.66.2.3 Media types.86.2.4 Growth hint.86.2.5 XML usage.86.3 Part addressing.86.3.1 General.86.3.2 Pack scheme.96.3.3 R
6、esolving a pack IRI to a resource.106.3.4 Composing a pack IRI.106.3.5 Equivalence.116.4 Resolving relative references.116.4.1 General.116.4.2 Base IRIs.116.4.3 Examples.126.5 Relationships.146.5.1 General.146.5.2 Relationships part.146.5.3 Relationship markup.156.5.4 Examples.177 Physical package m
7、odel.197.1 General.197.2 Physical mapping guidelines.197.2.1 Using features of physical formats.197.2.2 Mapped components.207.2.3 Mapping media types to parts.207.2.4 Interleaving.237.2.5 Mapping part names to physical package item names.237.3 Mapping to a ZIP file.257.3.1 General.257.3.2 Mapping pa
8、rt data.257.3.3 ZIP item names.267.3.4 Mapping logical item names to ZIP item names.267.3.5 Mapping ZIP item names to logical item names.267.3.6 ZIP package limitations.267.3.7 Mapping the Media Types stream.27 ISO/IEC 2021 All rights reserved iiiContents Page ISO/IEC 29500-2:2021(E)7.3.8 Mapping th
9、e growth hint.278 Core properties.278.1 General.278.2 Core Properties part.288.3 Core properties markup.288.3.1 General.288.3.2 Support for versioning and extensibility.298.3.3 coreProperties element.298.3.4 Core property elements.299 Thumbnails.3210 Digital signatures.3210.1 General.3210.2 Overview
10、 of OPC-specific restrictions and extensions to“XML-Signature Syntax and Processing”.3210.3 Choosing content to sign.3210.4 Digital signature parts.3310.4.1 General.3310.4.2 Digital Signature Origin part.3310.4.3 Digital Signature XML Signature part.3310.4.4 Digital Signature Certificate part.3410.5
11、 Digital signature markup.3410.5.1 General.3410.5.2 Support for versioning and extensibility.3410.5.3 Signature element.3410.5.4 SignedInfo element.3510.5.5 CanonicalizationMethod element.3510.5.6 SignatureMethod element.3510.5.7 Reference element.3510.5.8 Transform element.3610.5.9 RelationshipRefe
12、rence element.3710.5.10 RelationshipsGroupReference element.3710.5.11 DigestMethod element.3710.5.12 Object element.3810.5.13 Manifest element.3810.5.14 SignatureProperty element.3810.5.15 SignatureTime element.3810.5.16 Format element.3810.5.17 Value element.3910.5.18 XPath element.3910.6 Relations
13、hips transform algorithm.3910.7 Digital signature example.4010.8 Generating signatures.4110.9 Validating signatures.43Annex A(informative)Preprocessing for generating relative references.45Annex B(normative)ConstraintsandclarificationsontheuseofZIPfeatures.46Annex C(normative)Schemas-W3CXML.55Annex
14、D(informative)Schemas-RELAXNG.56Annex E(normative)Standard namespaces and media types.57Annex F(informative)Physical package model design considerations.58Annex G(informative)DifferencesbetweenISO/IEC29500-2andECMA -376:2006.62Annex H(informative)Package example.63Bibliography.65iv ISO/IEC 2021 All
15、rights reserved ISO/IEC 29500-2:2021(E)ForewordISO(the International Organization for Standardization)and IEC(the International Electrotechnical Commission)form the specialized system for worldwide standardization.National bodies that are members of ISO or IEC participate in the development of Inter
16、national Standards through technical committees established by the respective organization to deal with particular fields of technical activity.ISO and IEC technical committees collaborate in fields of mutual interest.Other international organizations,governmental and non-governmental,in liaison with ISO and IEC,also take part in the work.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives,Part 1.In particular,the di
