ISO/IEC INTERNATIONAL STANDARD 20060 Second edition 2010-07-01 Information technology Open Terminal Architecture (OTA) Virtual machine Technologies de Il'information-Architecture des terminaux ouverte (OTA)-Machine virtuelle Reference number ISO/IEC20060:2010(E) IEC ISO @ISO/IEC2010 Not for Resale ISO/IEC20060:2010(E) PDFdisclaimer 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 accepts no liability in this area. Adobe is 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 the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below COPYRIGHTPROTECTEDDOCUMENT ISO/IEC2010 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 ISso's member body in the country of the requester. ISO copyright office Casepostale56.CH-1211Geneva20 Tel. + 4122 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO/IEC 2010 - All rights reserved without license from IHS Not for Resale ISO/IEC20060:2010(E) Contents Page Foreword Introduction. .vii 1 Scope 2 Normative references.. 3 Terms and definitions 4 Symbolsandabbreviatedterms... 5 5 Data types, stack notation and flags . 5.1 Data Types ... 5.2 StackNotation 5.3 Flags 6 OTA virtual machine. 6.1 General principles. 6.2 Virtual Machine CPU 6.2.1 6.2.2 Virtual Machine Size and Cells.... 6.2.3 Memory.. 6.2.4 Stacks 10 6.2.5 FrameMechanismandUsage 11 6.2.6 Extensible Memory..... 2 6.2.7 User Variables... 12 6.3 Virtual MachineExecution Features. 13 6.4 6.5 Exception Handling.. 14 6.6 Resources. 15 6.7 Programs and Tokens. 15 7 System Services.. 16 7.1 Time Handling .. 7.2 Devices and I/O Services. 17 7.3 Database Services..... 7.3.1 The Database Parameter Block...... 19 7.3.2 Database Instantiation .. 21 7.3.3 Database Exception Handling.. 22 7.4 LanguageandMessageHandling 22 7.5 TLVServices 7.5.1 Basic Principles 23 7.5.2 TLV Definitions.. 23 7.5.3 TLV References. 7.6 Hot Card List Management. 25 7.7 Cryptographic Services ... 25 7.7.1 Modulo Multiplication..... 26 7.7.2 Secure Hash Algorithm (SHA-1) 7.7.3 Modulo Exponentiation...... 27 7.7.4 Long Shift... 27 7.7.5 Long Subtract 27 7.7.6 Incremental Secure HashAlgorithm (SHA-1) 27 7.7.7 Cyclic Redundancy Check (CRC) 28 7.7.8 DESKeySchedule.. 28 7.7.9 DES encryption/decryption... ili se fromIHS Not for Resale