" Vim syntax file
" Language: ldap.conf(5) configuration file.
" Maintainer: Nikolai Weibull <[email protected]>
" Latest Revision: 2006-12-11

if exists("b:current_syntax")
finish
endif

let s:cpo_save = &cpo
set cpo&vim

syn keyword ldapconfTodo contained TODO FIXME XXX NOTE

syn region ldapconfComment display oneline start='^\s*#' end='$'
\ contains=ldapconfTodo,
\ @Spell

syn match ldapconfBegin display '^'
\ nextgroup=ldapconfOption,
\ ldapconfDeprOption,
\ ldapconfComment

syn case ignore

syn keyword ldapconfOption contained URI
\ nextgroup=ldapconfURI
\ skipwhite

syn keyword ldapconfOption contained
\ BASE
\ BINDDN
\ nextgroup=ldapconfDNAttrType
\ skipwhite

syn keyword ldapconfDeprOption contained
\ HOST
\ nextgroup=ldapconfHost
\ skipwhite

syn keyword ldapconfDeprOption contained
\ PORT
\ nextgroup=ldapconfPort
\ skipwhite

syn keyword ldapconfOption contained
\ REFERRALS
\ nextgroup=ldapconfBoolean
\ skipwhite

syn keyword ldapconfOption contained
\ SIZELIMIT
\ TIMELIMIT
\ nextgroup=ldapconfInteger
\ skipwhite

syn keyword ldapconfOption contained
\ DEREF
\ nextgroup=ldapconfDerefWhen
\ skipwhite

syn keyword ldapconfOption contained
\ SASL_MECH
\ nextgroup=ldapconfSASLMechanism
\ skipwhite

syn keyword ldapconfOption contained
\ SASL_REALM
\ nextgroup=ldapconfSASLRealm
\ skipwhite

syn keyword ldapconfOption contained
\ SASL_AUTHCID
\ SASL_AUTHZID
\ nextgroup=ldapconfSASLAuthID
\ skipwhite

syn keyword ldapconfOption contained
\ SASL_SECPROPS
\ nextgroup=ldapconfSASLSecProps
\ skipwhite

syn keyword ldapconfOption contained
\ TLS_CACERT
\ TLS_CERT
\ TLS_KEY
\ TLS_RANDFILE
\ nextgroup=ldapconfFilename
\ skipwhite

syn keyword ldapconfOption contained
\ TLS_CACERTDIR
\ nextgroup=ldapconfPath
\ skipwhite

syn keyword ldapconfOption contained
\ TLS_CIPHER_SUITE
\ nextgroup=@ldapconfTLSCipher
\ skipwhite

syn keyword ldapconfOption contained
\ TLS_REQCERT
\ nextgroup=ldapconfTLSCertCheck
\ skipwhite

syn keyword ldapconfOption contained
\ TLS_CRLCHECK
\ nextgroup=ldapconfTLSCRLCheck
\ skipwhite

syn case match

syn match ldapconfURI contained display
\ 'ldaps\=://[^[:space:]:]\+\%(:\d\+\)\='
\ nextgroup=ldapconfURI
\ skipwhite

" LDAP Distinguished Names are defined in Section 3 of RFC 2253:
" http://www.ietf.org/rfc/rfc2253.txt.
syn match ldapconfDNAttrType contained display
\ '\a[a-zA-Z0-9-]\+\|\d\+\%(\.\d\+\)*'
\ nextgroup=ldapconfDNAttrTypeEq

syn match ldapconfDNAttrTypeEq contained display
\ '='
\ nextgroup=ldapconfDNAttrValue

syn match ldapconfDNAttrValue contained display
\ '\%([^,=+<>#;\\"]\|\\\%([,=+<>#;\\"]\|\x\x\)\)*\|#\%(\x\x\)\+\|"\%([^\\"]\|\\\%([,=+<>#;\\"]\|\x\x\)\)*"'
\ nextgroup=ldapconfDNSeparator

syn match ldapconfDNSeparator contained display
\ '[+,]'
\ nextgroup=ldapconfDNAttrType

syn match ldapconfHost contained display
\ '[^[:space:]:]\+\%(:\d\+\)\='
\ nextgroup=ldapconfHost
\ skipwhite

syn match ldapconfPort contained display
\ '\d\+'

syn keyword ldapconfBoolean contained
\ on
\ true
\ yes
\ off
\ false
\ no

syn match ldapconfInteger contained display
\ '\d\+'

syn keyword ldapconfDerefWhen contained
\ never
\ searching
\ finding
\ always

" Taken from http://www.iana.org/assignments/sasl-mechanisms.
syn keyword ldapconfSASLMechanism contained
\ KERBEROS_V4
\ GSSAPI
\ SKEY
\ EXTERNAL
\ ANONYMOUS
\ OTP
\ PLAIN
\ SECURID
\ NTLM
\ NMAS_LOGIN
\ NMAS_AUTHEN
\ KERBEROS_V5

syn match ldapconfSASLMechanism contained display
\ 'CRAM-MD5\|GSS-SPNEGO\|DIGEST-MD5\|9798-[UM]-\%(RSA-SHA1-ENC\|\%(EC\)\=DSA-SHA1\)\|NMAS-SAMBA-AUTH'

" TODO: I have been unable to find a definition for a SASL realm,
" authentication identity, and proxy authorization identity.
syn match ldapconfSASLRealm contained display
\ '\S\+'

syn match ldapconfSASLAuthID contained display
\ '\S\+'

syn keyword ldapconfSASLSecProps contained
\ none
\ noplain
\ noactive
\ nodict
\ noanonymous
\ forwardsec
\ passcred
\ nextgroup=ldapconfSASLSecPSep

syn keyword ldapconfSASLSecProps contained
\ minssf
\ maxssf
\ maxbufsize
\ nextgroup=ldapconfSASLSecPEq

syn match ldapconfSASLSecPEq contained display
\ '='
\ nextgroup=ldapconfSASLSecFactor

syn match ldapconfSASLSecFactor contained display
\ '\d\+'
\ nextgroup=ldapconfSASLSecPSep

syn match ldapconfSASLSecPSep contained display
\ ','
\ nextgroup=ldapconfSASLSecProps

syn match ldapconfFilename contained display
\ '.\+'

syn match ldapconfPath contained display
\ '.\+'

" Defined in openssl-ciphers(1).
" TODO: Should we include the stuff under CIPHER SUITE NAMES?
syn cluster ldapconfTLSCipher contains=ldapconfTLSCipherOp,
\ ldapconfTLSCipherName,
\ ldapconfTLSCipherSort

syn match ldapconfTLSCipherOp contained display
\ '[+!-]'
\ nextgroup=ldapconfTLSCipherName

syn keyword ldapconfTLSCipherName contained
\ DEFAULT
\ COMPLEMENTOFDEFAULT
\ ALL
\ COMPLEMENTOFALL
\ HIGH
\ MEDIUM
\ LOW
\ EXP
\ EXPORT
\ EXPORT40
\ EXPORT56
\ eNULL
\ NULL
\ aNULL
\ kRSA
\ RSA
\ kEDH
\ kDHr
\ kDHd
\ aRSA
\ aDSS
\ DSS
\ aDH
\ kFZA
\ aFZA
\ eFZA
\ FZA
\ TLSv1
\ SSLv3
\ SSLv2
\ DH
\ ADH
\ AES
\ 3DES
\ DES
\ RC4
\ RC2
\ IDEA
\ MD5
\ SHA1
\ SHA
\ Camellia
\ nextgroup=ldapconfTLSCipherSep

syn match ldapconfTLSCipherSort contained display
\ '@STRENGTH'
\ nextgroup=ldapconfTLSCipherSep

syn match ldapconfTLSCipherSep contained display
\ '[:, ]'
\ nextgroup=@ldapconfTLSCipher

syn keyword ldapconfTLSCertCheck contained
\ never
\ allow
\ try
\ demand
\ hard

syn keyword ldapconfTLSCRLCheck contained
\ none
\ peer
\ all

hi def link ldapconfTodo Todo
hi def link ldapconfComment Comment
hi def link ldapconfOption Keyword
hi def link ldapconfDeprOption Error
hi def link ldapconfString String
hi def link ldapconfURI ldapconfString
hi def link ldapconfDNAttrType Identifier
hi def link ldapconfOperator Operator
hi def link ldapconfEq ldapconfOperator
hi def link ldapconfDNAttrTypeEq ldapconfEq
hi def link ldapconfValue ldapconfString
hi def link ldapconfDNAttrValue ldapconfValue
hi def link ldapconfSeparator ldapconfOperator
hi def link ldapconfDNSeparator ldapconfSeparator
hi def link ldapconfHost ldapconfURI
hi def link ldapconfNumber Number
hi def link ldapconfPort ldapconfNumber
hi def link ldapconfBoolean Boolean
hi def link ldapconfInteger ldapconfNumber
hi def link ldapconfType Type
hi def link ldapconfDerefWhen ldapconfType
hi def link ldapconfDefine Define
hi def link ldapconfSASLMechanism ldapconfDefine
hi def link ldapconfSASLRealm ldapconfURI
hi def link ldapconfSASLAuthID ldapconfValue
hi def link ldapconfSASLSecProps ldapconfType
hi def link ldapconfSASLSecPEq ldapconfEq
hi def link ldapconfSASLSecFactor ldapconfNumber
hi def link ldapconfSASLSecPSep ldapconfSeparator
hi def link ldapconfFilename ldapconfString
hi def link ldapconfPath ldapconfFilename
hi def link ldapconfTLSCipherOp ldapconfOperator
hi def link ldapconfTLSCipherName ldapconfDefine
hi def link ldapconfSpecial Special
hi def link ldapconfTLSCipherSort ldapconfSpecial
hi def link ldapconfTLSCipherSep ldapconfSeparator
hi def link ldapconfTLSCertCheck ldapconfType
hi def link ldapconfTLSCRLCheck ldapconfType

let b:current_syntax = "ldapconf"

let &cpo = s:cpo_save
unlet s:cpo_save