lsd0013

commit 836c45bca54e00d1c8386e4be233a4d83854ffb0
parent 8c84af83b2dcea19061ad3022856d61dec48dcc6
Author: Christian Grothoff <christian@grothoff.org>
Date:   Thu,  6 Nov 2025 17:47:03 +0100

remove upper-case variants, pointless given that with query paramters we need ? and & which are not in the alphanumeric set

Diffstat:
M
draft-donau.xml
 | 
33
+++++++++++++++++++--------------

1 file changed, 19 insertions(+), 14 deletions(-)
diff --git a/draft-donau.xml b/draft-donau.xml
@@ -173,7 +173,7 @@
   <figure>
   <artwork type="abnf"><![CDATA[
   ; Scheme and high-level structure
-  scheme    = "donau" / "DONAU" / "donau+http" / "DONAU+HTTP"
+  scheme    = "donau" / "donau+http"
   donau-URI = scheme "://" base "?" year-param "&"
               taxid-param "&" salt-param
               ("&" total-param "&" sig-param)?
@@ -183,15 +183,15 @@
   ; three path segments (year, taxid-enc, salt) is part of the base.
   base      = 1*( ALPHA / DIGIT / "-" / "." / ":" / "/" / "_" )
 
-  year-param = [ "year" / "YEAR" ] "=" year
+  year-param = [ "year" ] "=" year
 
-  tax-id-param = [ "id" / "ID" ] "=" tax-id-enc
+  tax-id-param = [ "id" ] "=" tax-id-enc
 
-  salt-param = [ "salt" / "SALT" ] "=" salt
+  salt-param = [ "salt" ] "=" salt
 
-  total-param = [ "total" / "TOTAL" ] "=" amount
+  total-param = [ "total" ] "=" amount
 
-  signature-param = [ "sig" / "SIG" ] "=" algo ":" signature
+  signature-param = [ "sig" ] "=" algo ":" signature
 
   ; Path parameters
   year      = DIGIT DIGIT DIGIT DIGIT
@@ -221,13 +221,6 @@
 <section anchor="semantics">
   <name>Semantics</name>
   <t>
-    Even if RFC3986 <xref target="RFC3986"/> explicitly writes that scheme names
-    are case-insensitive, lower and upper case variations are presented here to
-    emphasize this possibility. The applications encoding URI in a QR-code can
-    benefit from the possibility to encode the URI using only uppercase letters
-    which should result in a more compact encoding.
-  </t>
-  <t>
     The base of a Donau URI refers to the base URL of the Donau REST API.
     It consists of the network location (host name or IP address) and <bcp14>MAY</bcp14> include
     additional path segments (for example, <tt>https://admin.ch/taxes/donau/</tt>)
@@ -809,6 +802,8 @@ Value Encoding  Value Encoding  Value Encoding  Value Encoding
 
     <xi:include href="https://bib.ietf.org/public/rfc/bibxml/reference.RFC.3986.xml"/>
 
+    <xi:include href="https://bib.ietf.org/public/rfc/bibxml/reference.RFC.4343.xml"/>
+
     <xi:include href="https://bib.ietf.org/public/rfc/bibxml/reference.RFC.8174.xml"/>
 
     <xi:include href="https://bib.ietf.org/public/rfc/bibxml/reference.RFC.5234.xml"/>
@@ -821,7 +816,16 @@ Value Encoding  Value Encoding  Value Encoding  Value Encoding
 
     <xi:include href="https://bib.ietf.org/public/rfc/bibxml/reference.RFC.8905.xml"/>
 
-
+    <reference anchor="ISO18004" target="https://www.iso.org/standard/83389.html" quoteTitle="true" derivedAnchor="ISO18004">
+      <front>
+        <title>Information technology - Automatic identification and data capture techniques - QR Code bar code symbology specification</title>
+        <author>
+          <organization showOnFrontPage="true">ISO/IEC</organization>
+        </author>
+        <date month="August" year="2024"/>
+      </front>
+      <seriesInfo name="ISO/IEC" value="18004:2024"/>
+     </reference>
   </references>
 
   <references>
@@ -951,6 +955,7 @@ W5WY4SASZQ4CRS427F4WJZJFZMQ5Y4HZNXGY30</tt></li>
 <!-- Change Log
 v00 2025-10-17  CG   Initial version
 v01 2025-10-21  EB   Including first reviews (motivations + change in URI structure)
+v02 2025-11-XX  CG   Removed all-caps versions from syntax, pointless since we now need "?" and "&" which are not in the alphanumeric set for QR codes
   -->
 </back>
 </rfc>