ISO/IEC INTERNATIONAL STANDARD 13346-3 Second edition 1999-06-01 Information technology Volume and file structure of write-once and rewritable media using non-sequential recording for information interchange - Part 3: Volume structure Technologies de I'information Structure de volume et de fichier de moyens d'écriture unique et de reécriture utilisant un enregistrement non séquentiel pourI'échange d'information- Partie3:Structuredevolume IEC Reference number ISO/IEC 13346-3:1999(E) Not for Resale ISO/IEC 13346-3:1999(E) Contents 1 Scope 2 Parts references.. 3 Part interface 3.1 Input 3.2 Output.. 4 Conformance. 4.1 Conformance of a medium 4.2 Conformance of an information processing system 5Definitions 5.1 Anchor point. 5.2 Cyclic Redundancy Check (CRC). 5.3Extent 5.4 Logical block. 5.5 Logical sector 5.6 Logical volume 5.7 Partition . .3 6Notation 7Basictypes 7.1 Extent Descriptor... 7.1.1 Extent Length (RBP 0), ?ISO/IEC1999 Allrights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic ISO/IEC Copyright Office · Case postale 56 · CH-1211 Geneve 20 · Switzerland Printed in Switzerland ational Organization for Standardization Not for Res ISO/IEC 13346-3:1999(E) @ ISO/IEC 7.1.2 Extent Location (RBP 4). 7.2 Descriptor tag 7.2.1 Tag Identifier (RBP 0) 7.2.2 Descriptor Version (RBP 2). 7.2.3 Tag Checksum (RBP 4 7.2.4 Reserved (RBP 5) 7.2.5 Tag Serial Number (RBP 6).. 7.2.6 Descriptor CRC (RBP 8) 7.2.7 Descriptor CRC Length (RBP 10).. 7.2.8 Tag Location (RBP 12) 8 Volume structure 8.1 Arrangement of information on a volume. 8.1.1 Sector numbers 8.1.2 Logical secto 8.2 Volume space. 6 8.3 Volume descriptors 8.4 Volume Descriptor Sequence 8.4.1 Contents of a Volume Descriptor Sequence... 8.4.2 Recording of the Volume Descriptor Sequence ... 8.4.3 Prevailing descriptors 8.4.4 Recording of descriptors 8.5 Allocation of the volume space 8.6 Volume set. 8.7 Partition 0 8.8 Logical volume 0 8.8.1 Logical blocks. 8.8.2 Logical volume integrity 9 Volume recognition structure 9.1 NSR Descriptor 11 9.1.1 Structure Type (BP 0) ili al Organization for Standardizatior Not for Res