Changeset 1232


Ignore:
Timestamp:
Mar 29, 2011, 5:57:19 AM (9 years ago)
Author:
julian.reschke@…
Message:

rewrite header field ABNFs to only specify the field value (see #276)

Location:
draft-ietf-httpbis/latest
Files:
3 edited

Legend:

Unmodified
Added
Removed
  • draft-ietf-httpbis/latest/httpbis.abnf

    r1231 r1232  
    1010Accept-Language = "Accept-Language:" OWS Accept-Language-v
    1111Accept-Language-v = *( "," OWS ) language-range [ OWS ";" OWS "q=" qvalue ] *( OWS "," [ OWS language-range [ OWS ";" OWS "q=" qvalue ] ] )
    12 Accept-Ranges = "Accept-Ranges:" OWS Accept-Ranges-v
    13 Accept-Ranges-v = acceptable-ranges
     12Accept-Ranges = acceptable-ranges
    1413Accept-v = [ ( "," / ( media-range [ accept-params ] ) ) *( OWS "," [ OWS media-range [ accept-params ] ] ) ]
    1514Age = delta-seconds
     
    3231Content-MD5 = "Content-MD5:" OWS Content-MD5-v
    3332Content-MD5-v = <base64 of 128 bit MD5 digest as per [RFC1864]>
    34 Content-Range = "Content-Range:" OWS Content-Range-v
    35 Content-Range-v = content-range-spec
     33Content-Range = content-range-spec
    3634Content-Type = "Content-Type:" OWS Content-Type-v
    3735Content-Type-v = media-type
     
    6058If-None-Match = "If-None-Match:" OWS If-None-Match-v
    6159If-None-Match-v = "*" / ( *( "," OWS ) entity-tag *( OWS "," [ OWS entity-tag ] ) )
    62 If-Range = "If-Range:" OWS If-Range-v
    63 If-Range-v = entity-tag / HTTP-date
     60If-Range = entity-tag / HTTP-date
    6461If-Unmodified-Since = "If-Unmodified-Since:" OWS If-Unmodified-Since-v
    6562If-Unmodified-Since-v = HTTP-date
     
    7875Proxy-Authorization = credentials
    7976RWS = 1*( [ obs-fold ] WSP )
    80 Range = "Range:" OWS Range-v
    81 Range-v = byte-ranges-specifier / other-ranges-specifier
     77Range = byte-ranges-specifier / other-ranges-specifier
    8278Reason-Phrase = *( WSP / VCHAR / obs-text )
    8379Referer = "Referer:" OWS Referer-v
  • draft-ietf-httpbis/latest/p5-range.html

    r1215 r1232  
    359359  }
    360360  @bottom-center {
    361        content: "Expires September 28, 2011";
     361       content: "Expires September 30, 2011";
    362362  }
    363363  @bottom-right {
     
    406406      <meta name="dct.creator" content="Reschke, J. F.">
    407407      <meta name="dct.identifier" content="urn:ietf:id:draft-ietf-httpbis-p5-range-latest">
    408       <meta name="dct.issued" scheme="ISO8601" content="2011-03-27">
     408      <meta name="dct.issued" scheme="ISO8601" content="2011-03-29">
    409409      <meta name="dct.replaces" content="urn:ietf:rfc:2616">
    410410      <meta name="dct.abstract" content="The Hypertext Transfer Protocol (HTTP) is an application-level protocol for distributed, collaborative, hypermedia information systems. HTTP has been in use by the World Wide Web global information initiative since 1990. This document is Part 5 of the seven-part specification that defines the protocol referred to as &#34;HTTP/1.1&#34; and, taken together, obsoletes RFC 2616. Part 5 defines range-specific requests and the rules for constructing and combining responses to those requests.">
     
    432432            </tr>
    433433            <tr>
    434                <td class="left">Expires: September 28, 2011</td>
     434               <td class="left">Expires: September 30, 2011</td>
    435435               <td class="right">J. Mogul</td>
    436436            </tr>
     
    489489            <tr>
    490490               <td class="left"></td>
    491                <td class="right">March 27, 2011</td>
     491               <td class="right">March 29, 2011</td>
    492492            </tr>
    493493         </tbody>
     
    515515         in progress”.
    516516      </p>
    517       <p>This Internet-Draft will expire on September 28, 2011.</p>
     517      <p>This Internet-Draft will expire on September 30, 2011.</p>
    518518      <h1><a id="rfc.copyrightnotice" href="#rfc.copyrightnotice">Copyright Notice</a></h1>
    519519      <p>Copyright © 2011 IETF Trust and the persons identified as the document authors. All rights reserved.</p>
     
    724724      <h2 id="rfc.section.5.1"><a href="#rfc.section.5.1">5.1</a>&nbsp;<a id="header.accept-ranges" href="#header.accept-ranges">Accept-Ranges</a></h2>
    725725      <p id="rfc.section.5.1.p.1">The "Accept-Ranges" header field allows a resource to indicate its acceptance of range requests.</p>
    726       <div id="rfc.figure.u.5"></div><pre class="inline"><span id="rfc.iref.g.4"></span><span id="rfc.iref.g.5"></span><span id="rfc.iref.g.6"></span>  <a href="#header.accept-ranges" class="smpl">Accept-Ranges</a>     = "Accept-Ranges" ":" <a href="#core.rules" class="smpl">OWS</a> <a href="#header.accept-ranges" class="smpl">Accept-Ranges-v</a>
    727   <a href="#header.accept-ranges" class="smpl">Accept-Ranges-v</a>   = <a href="#header.accept-ranges" class="smpl">acceptable-ranges</a>
     726      <div id="rfc.figure.u.5"></div><pre class="inline"><span id="rfc.iref.g.4"></span><span id="rfc.iref.g.5"></span>  <a href="#header.accept-ranges" class="smpl">Accept-Ranges</a>     = <a href="#header.accept-ranges" class="smpl">acceptable-ranges</a>
    728727  <a href="#header.accept-ranges" class="smpl">acceptable-ranges</a> = 1#<a href="#range.units" class="smpl">range-unit</a> / "none"
    729728</pre><p id="rfc.section.5.1.p.3">Origin servers that accept byte-range requests <em class="bcp14">MAY</em> send
     
    744743      <p id="rfc.section.5.2.p.2">Range units are defined in <a href="#range.units" title="Range Units">Section&nbsp;2</a>.
    745744      </p>
    746       <div id="rfc.figure.u.8"></div><pre class="inline"><span id="rfc.iref.g.7"></span><span id="rfc.iref.g.8"></span><span id="rfc.iref.g.9"></span><span id="rfc.iref.g.10"></span><span id="rfc.iref.g.11"></span><span id="rfc.iref.g.12"></span>  <a href="#header.content-range" class="smpl">Content-Range</a> = "Content-Range" ":" <a href="#core.rules" class="smpl">OWS</a> <a href="#header.content-range" class="smpl">Content-Range-v</a>
    747   <a href="#header.content-range" class="smpl">Content-Range-v</a> = <a href="#header.content-range" class="smpl">content-range-spec</a>
     745      <div id="rfc.figure.u.8"></div><pre class="inline"><span id="rfc.iref.g.6"></span><span id="rfc.iref.g.7"></span><span id="rfc.iref.g.8"></span><span id="rfc.iref.g.9"></span><span id="rfc.iref.g.10"></span>  <a href="#header.content-range" class="smpl">Content-Range</a> = <a href="#header.content-range" class="smpl">content-range-spec</a>
    748746 
    749747  <a href="#header.content-range" class="smpl">content-range-spec</a>      = <a href="#header.content-range" class="smpl">byte-content-range-spec</a>
     
    828826         is unchanged, send me the part(s) that I am missing; otherwise, send me the entire new representation".
    829827      </p>
    830       <div id="rfc.figure.u.14"></div><pre class="inline"><span id="rfc.iref.g.13"></span><span id="rfc.iref.g.14"></span>  <a href="#header.if-range" class="smpl">If-Range</a>   = "If-Range" ":" <a href="#core.rules" class="smpl">OWS</a> <a href="#header.if-range" class="smpl">If-Range-v</a>
    831   <a href="#header.if-range" class="smpl">If-Range-v</a> = <a href="#abnf.dependencies" class="smpl">entity-tag</a> / <a href="#abnf.dependencies" class="smpl">HTTP-date</a>
     828      <div id="rfc.figure.u.14"></div><pre class="inline"><span id="rfc.iref.g.11"></span>  <a href="#header.if-range" class="smpl">If-Range</a> = <a href="#abnf.dependencies" class="smpl">entity-tag</a> / <a href="#abnf.dependencies" class="smpl">HTTP-date</a>
    832829</pre><p id="rfc.section.5.3.p.4">If the client has no entity-tag for a representation, but does have a Last-Modified date, it <em class="bcp14">MAY</em> use that date in an If-Range header field. (The server can distinguish between a valid HTTP-date and any form of entity-tag
    833830         by examining no more than two characters.) The If-Range header field <em class="bcp14">SHOULD</em> only be used together with a Range header field, and <em class="bcp14">MUST</em> be ignored if the request does not include a Range header field, or if the server does not support the sub-range operation.
     
    851848         </p>
    852849      </div>
    853       <div id="rfc.figure.u.15"></div><pre class="inline"><span id="rfc.iref.g.15"></span><span id="rfc.iref.g.16"></span><span id="rfc.iref.g.17"></span><span id="rfc.iref.g.18"></span><span id="rfc.iref.g.19"></span><span id="rfc.iref.g.20"></span>  <a href="#rule.ranges-specifier" class="smpl">byte-ranges-specifier</a> = <a href="#range.units" class="smpl">bytes-unit</a> "=" <a href="#rule.ranges-specifier" class="smpl">byte-range-set</a>
     850      <div id="rfc.figure.u.15"></div><pre class="inline"><span id="rfc.iref.g.12"></span><span id="rfc.iref.g.13"></span><span id="rfc.iref.g.14"></span><span id="rfc.iref.g.15"></span><span id="rfc.iref.g.16"></span><span id="rfc.iref.g.17"></span>  <a href="#rule.ranges-specifier" class="smpl">byte-ranges-specifier</a> = <a href="#range.units" class="smpl">bytes-unit</a> "=" <a href="#rule.ranges-specifier" class="smpl">byte-range-set</a>
    854851  <a href="#rule.ranges-specifier" class="smpl">byte-range-set</a>  = 1#( <a href="#rule.ranges-specifier" class="smpl">byte-range-spec</a> / <a href="#rule.ranges-specifier" class="smpl">suffix-byte-range-spec</a> )
    855852  <a href="#rule.ranges-specifier" class="smpl">byte-range-spec</a> = <a href="#rule.ranges-specifier" class="smpl">first-byte-pos</a> "-" [ <a href="#rule.ranges-specifier" class="smpl">last-byte-pos</a> ]
     
    867864      </p>
    868865      <p id="rfc.section.5.4.1.p.8">By its choice of last-byte-pos, a client can limit the number of bytes retrieved without knowing the size of the representation.</p>
    869       <div id="rfc.figure.u.16"></div><pre class="inline"><span id="rfc.iref.g.21"></span><span id="rfc.iref.g.22"></span>  <a href="#rule.ranges-specifier" class="smpl">suffix-byte-range-spec</a> = "-" <a href="#rule.ranges-specifier" class="smpl">suffix-length</a>
     866      <div id="rfc.figure.u.16"></div><pre class="inline"><span id="rfc.iref.g.18"></span><span id="rfc.iref.g.19"></span>  <a href="#rule.ranges-specifier" class="smpl">suffix-byte-range-spec</a> = "-" <a href="#rule.ranges-specifier" class="smpl">suffix-length</a>
    870867  <a href="#rule.ranges-specifier" class="smpl">suffix-length</a> = 1*<a href="#notation" class="smpl">DIGIT</a>
    871868</pre><p id="rfc.section.5.4.1.p.10">A suffix-byte-range-spec is used to specify the suffix of the representation body, of a length given by the suffix-length
     
    901898         body, instead of the entire representation body.
    902899      </p>
    903       <div id="rfc.figure.u.23"></div><pre class="inline"><span id="rfc.iref.g.23"></span>  <a href="#range.retrieval.requests" class="smpl">Range</a>   = "Range" ":" <a href="#core.rules" class="smpl">OWS</a> <a href="#range.retrieval.requests" class="smpl">Range-v</a>
    904   <a href="#range.retrieval.requests" class="smpl">Range-v</a> = <a href="#rule.ranges-specifier" class="smpl">byte-ranges-specifier</a>
    905           / <a href="#range.retrieval.requests" class="smpl">other-ranges-specifier</a>
     900      <div id="rfc.figure.u.23"></div><pre class="inline"><span id="rfc.iref.g.20"></span>  <a href="#range.retrieval.requests" class="smpl">Range</a> = <a href="#rule.ranges-specifier" class="smpl">byte-ranges-specifier</a> / <a href="#range.retrieval.requests" class="smpl">other-ranges-specifier</a>
    906901  <a href="#range.retrieval.requests" class="smpl">other-ranges-specifier</a> = <a href="#range.units" class="smpl">other-range-unit</a> "=" <a href="#range.retrieval.requests" class="smpl">other-range-set</a>
    907902  <a href="#range.retrieval.requests" class="smpl">other-range-set</a> = 1*<a href="#notation" class="smpl">CHAR</a>
     
    12081203      <p id="rfc.section.B.1.p.1">Clarify that it is not ok to use a weak cache validator in a 206 response. (<a href="#status.206" id="rfc.xref.status.206.2" title="206 Partial Content">Section&nbsp;3.1</a>)
    12091204      </p>
    1210       <p id="rfc.section.B.1.p.2">Clarify that multipart/byteranges can consist of a single part. (<a href="#internet.media.type.multipart.byteranges" title="Internet Media Type multipart/byteranges">Appendix&nbsp;A</a>)
     1205      <p id="rfc.section.B.1.p.2">Change ABNF productions for header fields to only define the field value. (<a href="#header.fields" title="Header Field Definitions">Section&nbsp;5</a>)
     1206      </p>
     1207      <p id="rfc.section.B.1.p.3">Clarify that multipart/byteranges can consist of a single part. (<a href="#internet.media.type.multipart.byteranges" title="Internet Media Type multipart/byteranges">Appendix&nbsp;A</a>)
    12111208      </p>
    12121209      <h1 id="rfc.section.C"><a href="#rfc.section.C">C.</a>&nbsp;<a id="collected.abnf" href="#collected.abnf">Collected ABNF</a></h1>
    1213       <div id="rfc.figure.u.26"></div> <pre class="inline"><a href="#header.accept-ranges" class="smpl">Accept-Ranges</a> = "Accept-Ranges:" OWS Accept-Ranges-v
    1214 <a href="#header.accept-ranges" class="smpl">Accept-Ranges-v</a> = acceptable-ranges
    1215 
    1216 <a href="#header.content-range" class="smpl">Content-Range</a> = "Content-Range:" OWS Content-Range-v
    1217 <a href="#header.content-range" class="smpl">Content-Range-v</a> = content-range-spec
     1210      <div id="rfc.figure.u.26"></div> <pre class="inline"><a href="#header.accept-ranges" class="smpl">Accept-Ranges</a> = acceptable-ranges
     1211
     1212<a href="#header.content-range" class="smpl">Content-Range</a> = content-range-spec
    12181213
    12191214<a href="#abnf.dependencies" class="smpl">HTTP-date</a> = &lt;HTTP-date, defined in [Part1], Section 6.1&gt;
    12201215
    1221 <a href="#header.if-range" class="smpl">If-Range</a> = "If-Range:" OWS If-Range-v
    1222 <a href="#header.if-range" class="smpl">If-Range-v</a> = entity-tag / HTTP-date
     1216<a href="#header.if-range" class="smpl">If-Range</a> = entity-tag / HTTP-date
    12231217
    12241218<a href="#core.rules" class="smpl">OWS</a> = &lt;OWS, defined in [Part1], Section 1.2.2&gt;
    12251219
    1226 <a href="#range.retrieval.requests" class="smpl">Range</a> = "Range:" OWS Range-v
    1227 <a href="#range.retrieval.requests" class="smpl">Range-v</a> = byte-ranges-specifier / other-ranges-specifier
     1220<a href="#range.retrieval.requests" class="smpl">Range</a> = byte-ranges-specifier / other-ranges-specifier
    12281221
    12291222<a href="#header.accept-ranges" class="smpl">acceptable-ranges</a> = ( *( "," OWS ) range-unit *( OWS "," [ OWS
     
    13031296      </ul>
    13041297      <h2 id="rfc.section.D.5"><a href="#rfc.section.D.5">D.5</a>&nbsp;<a id="changes.since.03" href="#changes.since.03">Since draft-ietf-httpbis-p5-range-03</a></h2>
     1298      <p id="rfc.section.D.5.p.1">None.</p>
    13051299      <h2 id="rfc.section.D.6"><a href="#rfc.section.D.6">D.6</a>&nbsp;<a id="changes.since.04" href="#changes.since.04">Since draft-ietf-httpbis-p5-range-04</a></h2>
    13061300      <p id="rfc.section.D.6.p.1">Closed issues: </p>
     
    13811375      </ul>
    13821376      <h2 id="rfc.section.D.15"><a href="#rfc.section.D.15">D.15</a>&nbsp;<a id="changes.since.13" href="#changes.since.13">Since draft-ietf-httpbis-p5-range-13</a></h2>
    1383       <p id="rfc.section.D.15.p.1">None yet.</p>
     1377      <p id="rfc.section.D.15.p.1">Closed issues: </p>
     1378      <ul>
     1379         <li> &lt;<a href="http://tools.ietf.org/wg/httpbis/trac/ticket/276">http://tools.ietf.org/wg/httpbis/trac/ticket/276</a>&gt;: "untangle ABNFs for header fields"
     1380         </li>
     1381      </ul>
    13841382      <h1 id="rfc.index"><a href="#rfc.index">Index</a></h1>
    13851383      <p class="noprint"><a href="#rfc.index.2">2</a> <a href="#rfc.index.4">4</a> <a href="#rfc.index.A">A</a> <a href="#rfc.index.C">C</a> <a href="#rfc.index.G">G</a> <a href="#rfc.index.H">H</a> <a href="#rfc.index.I">I</a> <a href="#rfc.index.M">M</a> <a href="#rfc.index.P">P</a> <a href="#rfc.index.R">R</a> <a href="#rfc.index.S">S</a>
     
    14071405                     <ul>
    14081406                        <li><tt>Accept-Ranges</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.4"><b>5.1</b></a></li>
    1409                         <li><tt>Accept-Ranges-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.5"><b>5.1</b></a></li>
    1410                         <li><tt>acceptable-ranges</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.6"><b>5.1</b></a></li>
    1411                         <li><tt>byte-content-range-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.10"><b>5.2</b></a></li>
    1412                         <li><tt>byte-range-resp-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.11"><b>5.2</b></a></li>
    1413                         <li><tt>byte-range-set</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.17"><b>5.4.1</b></a></li>
    1414                         <li><tt>byte-range-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.18"><b>5.4.1</b></a></li>
    1415                         <li><tt>byte-ranges-specifier</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.16"><b>5.4.1</b></a></li>
     1407                        <li><tt>acceptable-ranges</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.5"><b>5.1</b></a></li>
     1408                        <li><tt>byte-content-range-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.8"><b>5.2</b></a></li>
     1409                        <li><tt>byte-range-resp-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.9"><b>5.2</b></a></li>
     1410                        <li><tt>byte-range-set</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.14"><b>5.4.1</b></a></li>
     1411                        <li><tt>byte-range-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.15"><b>5.4.1</b></a></li>
     1412                        <li><tt>byte-ranges-specifier</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.13"><b>5.4.1</b></a></li>
    14161413                        <li><tt>bytes-unit</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.2"><b>2</b></a></li>
    1417                         <li><tt>Content-Range</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.7"><b>5.2</b></a></li>
    1418                         <li><tt>content-range-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.9"><b>5.2</b></a></li>
    1419                         <li><tt>Content-Range-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.8"><b>5.2</b></a></li>
    1420                         <li><tt>first-byte-pos</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.19"><b>5.4.1</b></a></li>
    1421                         <li><tt>If-Range</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.13"><b>5.3</b></a></li>
    1422                         <li><tt>If-Range-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.14"><b>5.3</b></a></li>
    1423                         <li><tt>instance-length</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.12"><b>5.2</b></a></li>
    1424                         <li><tt>last-byte-pos</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.20"><b>5.4.1</b></a></li>
     1414                        <li><tt>Content-Range</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.6"><b>5.2</b></a></li>
     1415                        <li><tt>content-range-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.7"><b>5.2</b></a></li>
     1416                        <li><tt>first-byte-pos</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.16"><b>5.4.1</b></a></li>
     1417                        <li><tt>If-Range</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.11"><b>5.3</b></a></li>
     1418                        <li><tt>instance-length</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.10"><b>5.2</b></a></li>
     1419                        <li><tt>last-byte-pos</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.17"><b>5.4.1</b></a></li>
    14251420                        <li><tt>other-range-unit</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.3"><b>2</b></a></li>
    1426                         <li><tt>Range</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.23"><b>5.4.2</b></a></li>
     1421                        <li><tt>Range</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.20"><b>5.4.2</b></a></li>
    14271422                        <li><tt>range-unit</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.1"><b>2</b></a></li>
    1428                         <li><tt>ranges-specifier</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.15"><b>5.4.1</b></a></li>
    1429                         <li><tt>suffix-byte-range-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.21"><b>5.4.1</b></a></li>
    1430                         <li><tt>suffix-length</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.22"><b>5.4.1</b></a></li>
     1423                        <li><tt>ranges-specifier</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.12"><b>5.4.1</b></a></li>
     1424                        <li><tt>suffix-byte-range-spec</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.18"><b>5.4.1</b></a></li>
     1425                        <li><tt>suffix-length</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.19"><b>5.4.1</b></a></li>
    14311426                     </ul>
    14321427                  </li>
  • draft-ietf-httpbis/latest/p5-range.xml

    r1180 r1232  
    471471  <iref primary="true" item="Header Fields" subitem="Accept-Ranges" x:for-anchor=""/>
    472472  <x:anchor-alias value="Accept-Ranges"/>
    473   <x:anchor-alias value="Accept-Ranges-v"/>
    474473  <x:anchor-alias value="acceptable-ranges"/>
    475474<t>
     
    477476   its acceptance of range requests.
    478477</t>
    479 <figure><artwork type="abnf2616"><iref primary="true" item="Grammar" subitem="Accept-Ranges"/><iref primary="true" item="Grammar" subitem="Accept-Ranges-v"/><iref primary="true" item="Grammar" subitem="acceptable-ranges"/>
    480   <x:ref>Accept-Ranges</x:ref>     = "Accept-Ranges" ":" <x:ref>OWS</x:ref> <x:ref>Accept-Ranges-v</x:ref>
    481   <x:ref>Accept-Ranges-v</x:ref>   = <x:ref>acceptable-ranges</x:ref>
     478<figure><artwork type="abnf2616"><iref primary="true" item="Grammar" subitem="Accept-Ranges"/><iref primary="true" item="Grammar" subitem="acceptable-ranges"/>
     479  <x:ref>Accept-Ranges</x:ref>     = <x:ref>acceptable-ranges</x:ref>
    482480  <x:ref>acceptable-ranges</x:ref> = 1#<x:ref>range-unit</x:ref> / "none"
    483481</artwork></figure>
     
    511509  <x:anchor-alias value="byte-range-resp-spec"/>
    512510  <x:anchor-alias value="Content-Range"/>
    513   <x:anchor-alias value="Content-Range-v"/>
    514511  <x:anchor-alias value="content-range-spec"/>
    515512  <x:anchor-alias value="instance-length"/>
     
    524521   Range units are defined in <xref target="range.units"/>.
    525522</t>
    526 <figure><artwork type="abnf2616"><iref primary="true" item="Grammar" subitem="Content-Range"/><iref primary="true" item="Grammar" subitem="Content-Range-v"/><iref primary="true" item="Grammar" subitem="content-range-spec"/><iref primary="true" item="Grammar" subitem="byte-content-range-spec"/><iref primary="true" item="Grammar" subitem="byte-range-resp-spec"/><iref primary="true" item="Grammar" subitem="instance-length"/>
    527   <x:ref>Content-Range</x:ref> = "Content-Range" ":" <x:ref>OWS</x:ref> <x:ref>Content-Range-v</x:ref>
    528   <x:ref>Content-Range-v</x:ref> = <x:ref>content-range-spec</x:ref>
     523<figure><artwork type="abnf2616"><iref primary="true" item="Grammar" subitem="Content-Range"/><iref primary="true" item="Grammar" subitem="content-range-spec"/><iref primary="true" item="Grammar" subitem="byte-content-range-spec"/><iref primary="true" item="Grammar" subitem="byte-range-resp-spec"/><iref primary="true" item="Grammar" subitem="instance-length"/>
     524  <x:ref>Content-Range</x:ref> = <x:ref>content-range-spec</x:ref>
    529525 
    530526  <x:ref>content-range-spec</x:ref>      = <x:ref>byte-content-range-spec</x:ref>
     
    663659  <iref primary="true" item="Header Fields" subitem="If-Range" x:for-anchor=""/>
    664660  <x:anchor-alias value="If-Range"/>
    665   <x:anchor-alias value="If-Range-v"/>
    666661<t>
    667662   If a client has a partial copy of a representation in its cache, and wishes
     
    679674   representation".
    680675</t>
    681 <figure><artwork type="abnf2616"><iref primary="true" item="Grammar" subitem="If-Range"/><iref primary="true" item="Grammar" subitem="If-Range-v"/>
    682   <x:ref>If-Range</x:ref>   = "If-Range" ":" <x:ref>OWS</x:ref> <x:ref>If-Range-v</x:ref>
    683   <x:ref>If-Range-v</x:ref> = <x:ref>entity-tag</x:ref> / <x:ref>HTTP-date</x:ref>
     676<figure><artwork type="abnf2616"><iref primary="true" item="Grammar" subitem="If-Range"/>
     677  <x:ref>If-Range</x:ref> = <x:ref>entity-tag</x:ref> / <x:ref>HTTP-date</x:ref>
    684678</artwork></figure>
    685679<t>
     
    822816<section title="Range Retrieval Requests" anchor="range.retrieval.requests">
    823817  <x:anchor-alias value="Range"/>
    824   <x:anchor-alias value="Range-v"/>
    825818  <x:anchor-alias value="other-ranges-specifier"/>
    826819  <x:anchor-alias value="other-range-set"/>
     
    831824</t>
    832825<figure><artwork type="abnf2616"><iref primary="true" item="Grammar" subitem="Range"/>
    833   <x:ref>Range</x:ref>   = "Range" ":" <x:ref>OWS</x:ref> <x:ref>Range-v</x:ref>
    834   <x:ref>Range-v</x:ref> = <x:ref>byte-ranges-specifier</x:ref>
    835           / <x:ref>other-ranges-specifier</x:ref>
     826  <x:ref>Range</x:ref> = <x:ref>byte-ranges-specifier</x:ref> / <x:ref>other-ranges-specifier</x:ref>
    836827  <x:ref>other-ranges-specifier</x:ref> = <x:ref>other-range-unit</x:ref> "=" <x:ref>other-range-set</x:ref>
    837828  <x:ref>other-range-set</x:ref> = 1*<x:ref>CHAR</x:ref>
     
    13691360</t>
    13701361<t>
     1362  Change ABNF productions for header fields to only define the field value.
     1363  (<xref target="header.fields"/>)
     1364</t>
     1365<t>
    13711366  Clarify that multipart/byteranges can consist of a single part.
    13721367  (<xref target="internet.media.type.multipart.byteranges"/>)
    13731368</t>
    1374 
    13751369</section>
    13761370
     
    13811375<figure>
    13821376<artwork type="abnf" name="p5-range.parsed-abnf">
    1383 <x:ref>Accept-Ranges</x:ref> = "Accept-Ranges:" OWS Accept-Ranges-v
    1384 <x:ref>Accept-Ranges-v</x:ref> = acceptable-ranges
    1385 
    1386 <x:ref>Content-Range</x:ref> = "Content-Range:" OWS Content-Range-v
    1387 <x:ref>Content-Range-v</x:ref> = content-range-spec
     1377<x:ref>Accept-Ranges</x:ref> = acceptable-ranges
     1378
     1379<x:ref>Content-Range</x:ref> = content-range-spec
    13881380
    13891381<x:ref>HTTP-date</x:ref> = &lt;HTTP-date, defined in [Part1], Section 6.1&gt;
    13901382
    1391 <x:ref>If-Range</x:ref> = "If-Range:" OWS If-Range-v
    1392 <x:ref>If-Range-v</x:ref> = entity-tag / HTTP-date
     1383<x:ref>If-Range</x:ref> = entity-tag / HTTP-date
    13931384
    13941385<x:ref>OWS</x:ref> = &lt;OWS, defined in [Part1], Section 1.2.2&gt;
    13951386
    1396 <x:ref>Range</x:ref> = "Range:" OWS Range-v
    1397 <x:ref>Range-v</x:ref> = byte-ranges-specifier / other-ranges-specifier
     1387<x:ref>Range</x:ref> = byte-ranges-specifier / other-ranges-specifier
    13981388
    13991389<x:ref>acceptable-ranges</x:ref> = ( *( "," OWS ) range-unit *( OWS "," [ OWS
     
    15071497<section title="Since draft-ietf-httpbis-p5-range-03" anchor="changes.since.03">
    15081498<t>
     1499  None.
    15091500</t>
    15101501</section>
     
    16651656<section title="Since draft-ietf-httpbis-p5-range-13" anchor="changes.since.13">
    16661657<t>
    1667   None yet.
     1658  Closed issues:
     1659  <list style="symbols">
     1660    <t>
     1661      <eref target="http://tools.ietf.org/wg/httpbis/trac/ticket/276"/>:
     1662      "untangle ABNFs for header fields"
     1663    </t>
     1664  </list>
    16681665</t>
    16691666</section>
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