ISO/IEC INTERNATIONAL STANDARD 15475-2 First edition 2002-11-01 Information technology CDIF transfer format - Part 2: Syntax SYNTAX.1 Technologies de I'information Format de transfert CDIF. Partie 2: Syntaxe SYNTAX.1 Reference number ISO/IEC 15475-2:2002(E) IEC ISO @ISO/IEC2002 ISO/IEC 15475-2:2002(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The Iso Central Secretariat accepts no liability in this area. Adobe js a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In ? ISO/IEC2002 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either isO at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56 . CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO/IEC 2002 - All rights reserved ISO/IEC 15475-2:2002(E) Contents 1 Scope. 2 Conformance 3 Normativereferences 4 Terms and definitions. 4.1 From other standards... 4.1.1 ISO/IEC15474-1 4.1.2 ISO/IEC 15475-1 4.1.3 ISO/IEC13238-1 4.2 For this standard 5 Symbols (and abbreviated terms)... 5.1 Naming and diagramming notations 5.2 BNF conventions........ 5.3 Abbreviations...... 6 CDIF transfer concepts and facilities 6.1 Syntax identifier.... 6.2 Tokenseparation rules.. 7 Syntax sections and structures in the CDIF transfer 7.1 7.2 CDIFtransfercomponents 7.2.1 Introduction....... 7.2.2 Transferheader 7.2.3 Transfercontents 7.3 7.3.1 7.3.2 Summa 7.4 7.4.1 Introductio 7.4.2 CDIF subject area reference 7.4.3 Metamodelextension 7.4.4 Meta-meta-entityinstance 9 7.4.5 Meta-meta-attributeinstance 10 7.4.6 Meta-meta-relationshipinstance. 10 7.4.7 Enumeratedmeta-attributeextension 11 7.5 Model section 12 7.5.1 ntroduction 7.5.2 Meta-entity instance ... 12 7.5.3 Meta-relationship instance. 13 7.5.4 Meta-attribute instance... 14 7.5.5 14 7.6 Comment...... .19 7.7 Syntax terminal symbols. 19 Annex A (normative) SYNTAX.1 formal grammar.... 22 Annex B (informative) Multibyte examples. B.1 Example of 7.3.2 Summary.. .28 B.2 Example of 7.4.5 Meta-meta-attribute instance .28 B.3 Example of 7.5.5.5 enumerated value 28 B.4 Exampleof7.5.5.7ldentifiervalue. .28 B.5 Example of 7.5.5.12 String value. 28 All riahts reserved ili ISO/IEC 15475-2:2002(E) B.6 Example of 7.6 Comment. 29 Table of Illustrations Figure 1 - Position in the CDIF family of standards @ ISO/IEC 2002—All riahts reserved ISO/IEC 15475-2:2002(E) Foreword ISO (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 respective organization to deal with particular fields of technical activity. IsO and IEc technical committees collaborate in fields of mutual interest.Other international organizations ,governmentalandnon-governmental,ir liaison with ISO and IEC, also take part in the work. In the field of information technology, ISO and IEC have established a joint technical committee, ISO/IEC JTC 1. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 3. The main task of the joint technical committee is to prepare International Standar