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" Vim syntax file
" Language: BIND zone files (RFC 1035)
" Maintainer: Julian Mehnle <julian@mehnle.net>
" URL: http://www.mehnle.net/source/odds+ends/vim/syntax/
" Last Change: Thu 2011-07-16 20:42:00 UTC
"
" Based on an earlier version by Вячеслав Горбанев (Slava Gorbanev), with
" heavy modifications.
"
" $Id: bindzone.vim 12 2011-07-16 21:09:57Z julian $
" quit when a syntax file was already loaded
if exists("b:current_syntax")
finish
endif
syn case match
" Directives
syn region zoneRRecord start=/^/ end=/$/ contains=zoneOwnerName,zoneSpecial,zoneTTL,zoneClass,zoneRRType,zoneComment,zoneUnknown
syn match zoneDirective /^\$ORIGIN\s\+/ nextgroup=zoneOrigin,zoneUnknown
syn match zoneDirective /^\$TTL\s\+/ nextgroup=zoneTTL,zoneUnknown
syn match zoneDirective /^\$INCLUDE\s\+/ nextgroup=zoneText,zoneUnknown
syn match zoneDirective /^\$GENERATE\s/
syn match zoneUnknown contained /\S\+/
syn match zoneOwnerName contained /^[^[:space:]!"#$%&'()*+,\/:;<=>?@[\]\^`{|}~]\+\(\s\|;\)\@=/ nextgroup=zoneTTL,zoneClass,zoneRRType skipwhite
syn match zoneOrigin contained /[^[:space:]!"#$%&'()*+,\/:;<=>?@[\]\^`{|}~]\+\(\s\|;\|$\)\@=/
syn match zoneDomain contained /[^[:space:]!"#$%&'()*+,\/:;<=>?@[\]\^`{|}~]\+\(\s\|;\|$\)\@=/
syn match zoneSpecial contained /^[@*.]\s/
syn match zoneTTL contained /\s\@<=\d[0-9WwDdHhMmSs]*\(\s\|$\)\@=/ nextgroup=zoneClass,zoneRRType skipwhite
syn keyword zoneClass contained IN CHAOS CH HS HESIOD nextgroup=zoneRRType,zoneTTL skipwhite
syn keyword zoneRRType contained A AAAA APL CAA CERT CNAME DNAME DNSKEY DS HINFO LOC MX NAPTR NS NSEC NSEC3 NSEC3PARAM OPENPGPKEY PTR RP RRSIG SMIMEA SOA SPF SRV SSHFP TLSA TXT nextgroup=zoneRData skipwhite
syn match zoneRData contained /[^;]*/ contains=zoneDomain,zoneIPAddr,zoneIP6Addr,zoneText,zoneNumber,zoneParen,zoneUnknown
syn match zoneIPAddr contained /\<[0-9]\{1,3}\(\.[0-9]\{1,3}\)\{,3}\>/
" Plain IPv6 address IPv6-embedded-IPv4 address
" 1111:2:3:4:5:6:7:8 1111:2:3:4:5:6:127.0.0.1
syn match zoneIP6Addr contained /\<\(\x\{1,4}:\)\{6}\(\x\{1,4}:\x\{1,4}\|\([0-2]\?\d\{1,2}\.\)\{3}[0-2]\?\d\{1,2}\)\>/
" ::[...:]8 ::[...:]127.0.0.1
syn match zoneIP6Addr contained /\s\@<=::\(\(\x\{1,4}:\)\{,6}\x\{1,4}\|\(\x\{1,4}:\)\{,5}\([0-2]\?\d\{1,2}\.\)\{3}[0-2]\?\d\{1,2}\)\>/
" 1111::[...:]8 1111::[...:]127.0.0.1
syn match zoneIP6Addr contained /\<\(\x\{1,4}:\)\{1}:\(\(\x\{1,4}:\)\{,5}\x\{1,4}\|\(\x\{1,4}:\)\{,4}\([0-2]\?\d\{1,2}\.\)\{3}[0-2]\?\d\{1,2}\)\>/
" 1111:2::[...:]8 1111:2::[...:]127.0.0.1
syn match zoneIP6Addr contained /\<\(\x\{1,4}:\)\{2}:\(\(\x\{1,4}:\)\{,4}\x\{1,4}\|\(\x\{1,4}:\)\{,3}\([0-2]\?\d\{1,2}\.\)\{3}[0-2]\?\d\{1,2}\)\>/
" 1111:2:3::[...:]8 1111:2:3::[...:]127.0.0.1
syn match zoneIP6Addr contained /\<\(\x\{1,4}:\)\{3}:\(\(\x\{1,4}:\)\{,3}\x\{1,4}\|\(\x\{1,4}:\)\{,2}\([0-2]\?\d\{1,2}\.\)\{3}[0-2]\?\d\{1,2}\)\>/
" 1111:2:3:4::[...:]8 1111:2:3:4::[...:]127.0.0.1
syn match zoneIP6Addr contained /\<\(\x\{1,4}:\)\{4}:\(\(\x\{1,4}:\)\{,2}\x\{1,4}\|\(\x\{1,4}:\)\{,1}\([0-2]\?\d\{1,2}\.\)\{3}[0-2]\?\d\{1,2}\)\>/
" 1111:2:3:4:5::[...:]8 1111:2:3:4:5::127.0.0.1
syn match zoneIP6Addr contained /\<\(\x\{1,4}:\)\{5}:\(\(\x\{1,4}:\)\{,1}\x\{1,4}\|\([0-2]\?\d\{1,2}\.\)\{3}[0-2]\?\d\{1,2}\)\>/
" 1111:2:3:4:5:6::8 -
syn match zoneIP6Addr contained /\<\(\x\{1,4}:\)\{6}:\x\{1,4}\>/
" 1111[:...]:: -
syn match zoneIP6Addr contained /\<\(\x\{1,4}:\)\{1,7}:\(\s\|;\|$\)\@=/
syn match zoneText contained /"\([^"\\]\|\\.\)*"\(\s\|;\|$\)\@=/
syn match zoneNumber contained /\<[0-9]\+\(\s\|;\|$\)\@=/
syn match zoneSerial contained /\<[0-9]\{1,10}\(\s\|;\|$\)\@=/
syn match zoneErrParen /)/
syn region zoneParen contained start="(" end=")" contains=zoneSerial,zoneTTL,zoneNumber,zoneComment
syn match zoneComment /;.*/
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
hi def link zoneDirective Macro
hi def link zoneUnknown Error
hi def link zoneOrigin Statement
hi def link zoneOwnerName Statement
hi def link zoneDomain Identifier
hi def link zoneSpecial Special
hi def link zoneTTL Constant
hi def link zoneClass Include
hi def link zoneRRType Type
hi def link zoneIPAddr Number
hi def link zoneIP6Addr Number
hi def link zoneText String
hi def link zoneNumber Number
hi def link zoneSerial Special
hi def link zoneErrParen Error
hi def link zoneComment Comment
let b:current_syntax = "bindzone"
" vim:sts=2 sw=2
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