PDF for an RFC Series Output Document Format
draft-iab-rfc-use-of-pdf-00

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Document Type Active Internet-Draft
Last updated 2016-01-27
Replaces draft-hansen-rfc-use-of-pdf
Stream IAB
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Network Working Group                                     T. Hansen, Ed.
Internet-Draft                                         AT&T Laboratories
Intended status: Informational                               L. Masinter
Expires: July 28, 2016                                          M. Hardy
                                                                   Adobe
                                                        January 25, 2016

              PDF for an RFC Series Output Document Format
                      draft-iab-rfc-use-of-pdf-00

Abstract

   This document discusses options and requirements for the PDF
   rendering of RFCs in the RFC Series, as outlined in RFC 6949.  It
   also discusses the use of PDF for Internet-Drafts, and available or
   needed software tools for producing and working with PDF.

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

   Internet-Drafts are working documents of the Internet Engineering
   Task Force (IETF).  Note that other groups may also distribute
   working documents as Internet-Drafts.  The list of current Internet-
   Drafts is at http://datatracker.ietf.org/drafts/current/.

   Internet-Drafts are draft documents valid for a maximum of six months
   and may be updated, replaced, or obsoleted by other documents at any
   time.  It is inappropriate to use Internet-Drafts as reference
   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on July 28, 2016.

Copyright Notice

   Copyright (c) 2016 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents
   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect
   to this document.  Code Components extracted from this document must
   include Simplified BSD License text as described in Section 4.e of

Hansen, et al.            Expires July 28, 2016                 [Page 1]
Internet-Draft                PDF for RFCs                  January 2016

   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
   2.  Choosing PDF versions and Standards . . . . . . . . . . . . .   3
   3.  Options and Requirements for PDF RFCs . . . . . . . . . . . .   4
     3.1.  "Visible" Requirements  . . . . . . . . . . . . . . . . .   4
       3.1.1.  General Visible Requirements  . . . . . . . . . . . .   4
       3.1.2.  Page Size, Margins  . . . . . . . . . . . . . . . . .   5
       3.1.3.  Headers and Footers . . . . . . . . . . . . . . . . .   5
       3.1.4.  Paragraph Numbering . . . . . . . . . . . . . . . . .   5
       3.1.5.  Paged Content Layout  . . . . . . . . . . . . . . . .   6
       3.1.6.  Typeface Choices  . . . . . . . . . . . . . . . . . .   6
       3.1.7.  Hyphenation and Line Breaks . . . . . . . . . . . . .   7
       3.1.8.  Hyperlinks  . . . . . . . . . . . . . . . . . . . . .   7
       3.1.9.  Similarity to Other Outputs . . . . . . . . . . . . .   8
     3.2.  "Invisible" Options and Requirements  . . . . . . . . . .   9
       3.2.1.  Internal Text Representation  . . . . . . . . . . . .   9
       3.2.2.  Unicode Support . . . . . . . . . . . . . . . . . . .  11
       3.2.3.  Image Processing (Artwork)  . . . . . . . . . . . . .  11
       3.2.4.  Text Description of Images (Alt-Text) . . . . . . . .  11
       3.2.5.  Metadata Support  . . . . . . . . . . . . . . . . . .  11
       3.2.6.  Document Structure Support  . . . . . . . . . . . . .  12
       3.2.7.  Embedded Files  . . . . . . . . . . . . . . . . . . .  12
     3.3.  Digital Signatures  . . . . . . . . . . . . . . . . . . .  13
   4.  References  . . . . . . . . . . . . . . . . . . . . . . . . .  13
     4.1.  References  . . . . . . . . . . . . . . . . . . . . . . .  13
     4.2.  Informative References  . . . . . . . . . . . . . . . . .  14
   Appendix A.  History and Current Use of PDF with RFCs and
                Internet-Drafts  . . . . . . . . . . . . . . . . . .  15
     A.1.  RFCs  . . . . . . . . . . . . . . . . . . . . . . . . . .  15
     A.2.  Internet-Drafts . . . . . . . . . . . . . . . . . . . . .  15
   Appendix B.  Paged Content Layout Quality . . . . . . . . . . . .  16
   Appendix C.  Tooling  . . . . . . . . . . . . . . . . . . . . . .  16
     C.1.  PDF Viewers . . . . . . . . . . . . . . . . . . . . . . .  17
     C.2.  Printers  . . . . . . . . . . . . . . . . . . . . . . . .  17
     C.3.  PDF Generation Libraries  . . . . . . . . . . . . . . . .  17
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