1<?xml version="1.0"?>
 2<lexer>
 3  <config>
 4    <name>dns</name>
 5    <alias>zone</alias>
 6    <alias>bind</alias>
 7    <filename>*.zone</filename>
 8    <mime_type>text/dns</mime_type>
 9  </config>
10  <rules>
11    <state name="root">
12      <rule pattern="\b(IN|A|AAAA|AFSDB|APL|CAA|CDNSKEY|CDS|CERT|CNAME|DHCID|DLV|DNAME|DNSKEY|DS|HIP|IPSECKEY|KEY|KX|LOC|MX|NAPTR|NS|NSEC|NSEC3|NSEC3PARAM|PTR|RRSIG|RP|SIG|SOA|SRV|SSHFP|TA|TKEY|TLSA|TSIG|TXT)\b">
13        <token type="Keyword"/>
14      </rule>
15      <rule pattern=";.*(\S|$)">
16        <token type="Comment"/>
17      </rule>
18      <rule pattern="\b((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d{2}|[1-9]?\d)){3}))|:)))\b">
19        <token type="LiteralNumberIntegerLong"/>
20      </rule>
21      <rule pattern="\b((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\b">
22        <token type="LiteralNumberInteger"/>
23      </rule>
24      <rule pattern="\b\d+[dhwm]?">
25        <token type="LiteralStringChar"/>
26      </rule>
27      <rule pattern="\b([\w\d.-])+\.($|\s)">
28        <token type="NameProperty"/>
29      </rule>
30      <rule pattern="([\w\d\.-]+\.[a-z-]{2,24}\.?|^(@|[\w\d-]+))">
31        <token type="NameClass"/>
32      </rule>
33      <rule pattern="^\$(TTL|GENERATE|INCLUDE|ORIGIN)">
34        <token type="NameAttribute"/>
35      </rule>
36      <rule pattern="\(|\)">
37        <token type="Punctuation"/>
38      </rule>
39      <rule pattern="[\r\n\s\t]+">
40        <token type="TextWhitespace"/>
41      </rule>
42    </state>
43  </rules>
44</lexer>