Ignore:
Timestamp:
Feb 13, 2012, 1:19:17 AM (8 years ago)
Author:
julian.reschke@…
Message:

Discourage use of chunk-extensions and deprecate definition of new ones (see #343)

File:
1 edited

Legend:

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  • draft-ietf-httpbis/latest/p1-messaging.html

    r1532 r1535  
    460460  }
    461461  @bottom-center {
    462        content: "Expires August 10, 2012";
     462       content: "Expires August 16, 2012";
    463463  }
    464464  @bottom-right {
     
    510510      <meta name="dct.creator" content="Reschke, J. F.">
    511511      <meta name="dct.identifier" content="urn:ietf:id:draft-ietf-httpbis-p1-messaging-latest">
    512       <meta name="dct.issued" scheme="ISO8601" content="2012-02-07">
     512      <meta name="dct.issued" scheme="ISO8601" content="2012-02-13">
    513513      <meta name="dct.replaces" content="urn:ietf:rfc:2145">
    514514      <meta name="dct.replaces" content="urn:ietf:rfc:2616">
     
    542542            </tr>
    543543            <tr>
    544                <td class="left">Expires: August 10, 2012</td>
     544               <td class="left">Expires: August 16, 2012</td>
    545545               <td class="right">HP</td>
    546546            </tr>
     
    595595            <tr>
    596596               <td class="left"></td>
    597                <td class="right">February 7, 2012</td>
     597               <td class="right">February 13, 2012</td>
    598598            </tr>
    599599         </tbody>
     
    628628         in progress”.
    629629      </p>
    630       <p>This Internet-Draft will expire on August 10, 2012.</p>
     630      <p>This Internet-Draft will expire on August 16, 2012.</p>
    631631      <h1><a id="rfc.copyrightnotice" href="#rfc.copyrightnotice">Copyright Notice</a></h1>
    632632      <p>Copyright © 2012 IETF Trust and the persons identified as the document authors. All rights reserved.</p>
     
    17821782</pre><p id="rfc.section.5.1.1.p.9">All HTTP/1.1 applications <em class="bcp14">MUST</em> be able to receive and decode the "chunked" transfer-coding and <em class="bcp14">MUST</em> ignore chunk-ext extensions they do not understand.
    17831783      </p>
    1784       <p id="rfc.section.5.1.1.p.10">Since "chunked" is the only transfer-coding required to be understood by HTTP/1.1 recipients, it plays a crucial role in delimiting
     1784      <p id="rfc.section.5.1.1.p.10">Use of chunk-ext extensions by senders is deprecated; they <em class="bcp14">SHOULD NOT</em> be sent and definition of new chunk-extensions is discouraged.
     1785      </p>
     1786      <p id="rfc.section.5.1.1.p.11">Since "chunked" is the only transfer-coding required to be understood by HTTP/1.1 recipients, it plays a crucial role in delimiting
    17851787         messages on a persistent connection. Whenever a transfer-coding is applied to a payload body in a request, the final transfer-coding
    17861788         applied <em class="bcp14">MUST</em> be "chunked". If a transfer-coding is applied to a response payload body, then either the final transfer-coding applied <em class="bcp14">MUST</em> be "chunked" or the message <em class="bcp14">MUST</em> be terminated by closing the connection. When the "chunked" transfer-coding is used, it <em class="bcp14">MUST</em> be the last transfer-coding applied to form the message-body. The "chunked" transfer-coding <em class="bcp14">MUST NOT</em> be applied more than once in a message-body.
     
    30793081      </p>
    30803082      <p id="rfc.section.A.2.p.9">Clarification that the chunk length does not include the count of the octets in the chunk header and trailer. Furthermore
    3081          disallowed line folding in chunk extensions. (<a href="#chunked.encoding" title="Chunked Transfer Coding">Section&nbsp;5.1.1</a>)
     3083         disallowed line folding in chunk extensions, and deprecate their use. (<a href="#chunked.encoding" title="Chunked Transfer Coding">Section&nbsp;5.1.1</a>)
    30823084      </p>
    30833085      <p id="rfc.section.A.2.p.10">Remove hard limit of two connections per server. Remove requirement to retry a sequence of requests as long it was idempotent.
     
    36033605      <ul>
    36043606         <li> &lt;<a href="http://tools.ietf.org/wg/httpbis/trac/ticket/302">http://tools.ietf.org/wg/httpbis/trac/ticket/302</a>&gt;: "Misplaced text on connection handling in p2"
     3607         </li>
     3608         <li> &lt;<a href="http://tools.ietf.org/wg/httpbis/trac/ticket/343">http://tools.ietf.org/wg/httpbis/trac/ticket/343</a>&gt;: "chunk-extensions"
    36053609         </li>
    36063610      </ul>
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