209 lines
11 KiB
VimL
209 lines
11 KiB
VimL
" Vim syntax file
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" Language: hog (Snort.conf + .rules)
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" Maintainer: Victor Roemer, <vroemer@badsec.org>.
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" Last Change: 2015 Oct 24 -> Rename syntax items from Snort -> Hog
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" 2012 Oct 24 -> Originalish release
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" quit when a syntax file was already loaded
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if exists("b:current_syntax")
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finish
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endif
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setlocal iskeyword-=:
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setlocal iskeyword+=-
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syn case ignore
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" Hog ruletype crap
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syn keyword HogRuleType ruletype nextgroup=HogRuleTypeName skipwhite
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syn match HogRuleTypeName "[[:alnum:]_]\+" contained nextgroup=HogRuleTypeBody skipwhite
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syn region HogRuleTypeBody start="{" end="}" contained contains=HogRuleTypeType,HogOutput fold
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syn keyword HogRuleTypeType type contained
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" Hog Configurables
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syn keyword HogPreproc preprocessor nextgroup=HogConfigName skipwhite
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syn keyword HogConfig config nextgroup=HogConfigName skipwhite
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syn keyword HogOutput output nextgroup=HogConfigName skipwhite
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syn match HogConfigName "[[:alnum:]_-]\+" contained nextgroup=HogConfigOpts skipwhite
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syn region HogConfigOpts start=":" skip="\\.\{-}$\|^\s*#.\{-}$\|^\s*$" end="$" fold keepend contained contains=HogSpecial,HogNumber,HogIPAddr,HogVar,HogComment
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" Event filter's and threshold's
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syn region HogEvFilter start="event_filter\|threshold" skip="\\.\{-}$\|^\s*#.\{-}$\|^\s*$" end="$" fold transparent keepend contains=HogEvFilterKeyword,HogEvFilterOptions,HogComment
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syn keyword HogEvFilterKeyword skipwhite event_filter threshold
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syn keyword HogEvFilterOptions skipwhite type nextgroup=HogEvFilterTypes
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syn keyword HogEvFilterTypes skipwhite limit threshold both contained
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syn keyword HogEvFilterOptions skipwhite track nextgroup=HogEvFilterTrack
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syn keyword HogEvFilterTrack skipwhite by_src by_dst contained
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syn keyword HogEvFilterOptions skipwhite gen_id sig_id count seconds nextgroup=HogNumber
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" Suppressions
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syn region HogEvFilter start="suppress" skip="\\.\{-}$\|^\s*#.\{-}$\|^\s*$" end="$" fold transparent keepend contains=HogSuppressKeyword,HogComment
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syn keyword HogSuppressKeyword skipwhite suppress
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syn keyword HogSuppressOptions skipwhite gen_id sig_id nextgroup=HogNumber
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syn keyword HogSuppressOptions skipwhite track nextgroup=HogEvFilterTrack
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syn keyword HogSuppressOptions skipwhite ip nextgroup=HogIPAddr
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" Attribute table
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syn keyword HogAttribute attribute_table nextgroup=HogAttributeFile
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syn match HogAttributeFile contained ".*$" contains=HogVar,HogAttributeType,HogComment
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syn keyword HogAttributeType filename
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" Hog includes
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syn keyword HogInclude include nextgroup=HogIncludeFile skipwhite
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syn match HogIncludeFile ".*$" contained contains=HogVar,HogComment
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" Hog dynamic libraries
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syn keyword HogDylib dynamicpreprocessor dynamicengine dynamicdetection nextgroup=HogDylibFile skipwhite
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syn match HogDylibFile "\s.*$" contained contains=HogVar,HogDylibType,HogComment
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syn keyword HogDylibType directory file contained
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" Variable dereferenced with '$'
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syn match HogVar "\$[[:alnum:]_]\+"
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", Variables declared with 'var'
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syn keyword HogVarType var nextgroup=HogVarSet skipwhite
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syn match HogVarSet "[[:alnum:]_]\+" display contained nextgroup=HogVarValue skipwhite
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syn match HogVarValue ".*$" contained contains=HogString,HogNumber,HogVar,HogComment
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" Variables declared with 'ipvar'
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syn keyword HogIPVarType ipvar nextgroup=HogIPVarSet skipwhite
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syn match HogIPVarSet "[[:alnum:]_]\+" display contained nextgroup=HogIPVarList,HogSpecial skipwhite
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syn region HogIPVarList start="\[" end="]" contains=HogIPVarList,HogIPAddr,HogVar,HogOpNot
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" Variables declared with 'portvar'
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syn keyword HogPortVarType portvar nextgroup=HogPortVarSet skipwhite
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syn match HogPortVarSet "[[:alnum:]_]\+" display contained nextgroup=HogPortVarList,HogPort,HogOpRange,HogOpNot,HogSpecial skipwhite
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syn region HogPortVarList start="\[" end="]" contains=HogPortVarList,HogVar,HogOpNot,HogPort,HogOpRange,HogOpNot
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syn match HogPort "\<\%(\d\+\|any\)\>" display contains=HogOpRange nextgroup=HogOpRange
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" Generic stuff
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syn match HogIPAddr contained "\<\%(\d\{1,3}\(\.\d\{1,3}\)\{3}\|any\)\>" nextgroup=HogIPCidr
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syn match HogIPAddr contained "\<\d\{1,3}\(\.\d\{1,3}\)\{3}\>" nextgroup=HogIPCidr
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syn match HogIPCidr contained "\/\([0-2][0-9]\=\|3[0-2]\=\)"
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syn region HogHexEsc contained start='|' end='|' oneline
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syn region HogString contained start='"' end='"' extend oneline contains=HogHexEsc
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" XXX
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syn region HogRegexStr contained start='"' end='"' extend oneline
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syn match HogNumber contained display "\<\d\+\>"
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syn match HogNumber contained display "\<\d\+\>"
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syn match HogNumber contained display "0x\x\+\>"
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syn keyword HogSpecial contained true false yes no default all any
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syn keyword HogSpecialAny contained any
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syn match HogOpNot "!" contained
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syn match HogOpRange ":" contained
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" Rules
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syn keyword HogRuleAction activate alert drop block dynamic log pass reject sdrop sblock skipwhite nextgroup=HogRuleProto,HogRuleBlock
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syn keyword HogRuleProto ip tcp udp icmp http skipwhite contained nextgroup=HogRuleSrcIP,HogRuleBlock
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syn match HogRuleSrcIP "\S\+" transparent skipwhite contained contains=HogIPVarList,HogIPAddr,HogVar,HogOpNot nextgroup=HogRuleSrcPort
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syn match HogRuleSrcPort "\S\+" transparent skipwhite contained contains=HogPortVarList,HogVar,HogPort,HogOpRange,HogOpNot nextgroup=HogRuleDir
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syn match HogRuleDir "->\|<>" skipwhite contained nextgroup=HogRuleDstIP
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syn match HogRuleDstIP "\S\+" transparent skipwhite contained contains=HogIPVarList,HogIPAddr,HogVar,HogOpNot nextgroup=HogRuleDstPort
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syn match HogRuleDstPort "\S\+" transparent skipwhite contained contains=HogPortVarList,HogVar,HogPort,HogOpRange,HogOpNot nextgroup=HogRuleBlock
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syn region HogRuleBlock start="(" end=")" transparent skipwhite contained contains=HogRuleOption,HogComment fold
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",HogString,HogComment,HogVar,HogOptNot
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"syn region HogRuleOption start="\<gid\|sid\|rev\|depth\|offset\|distance\|within\>" end="\ze;" skipwhite contained contains=HogNumber
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP msg gid sid rev classtype priority metadata service content nocase rawbytes
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP depth offset distance within http_client_body http_cookie http_raw_cookie http_header
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP http_raw_header http_method http_uri http_raw_uri http_raw_body http_stat_code http_stat_msg
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP fast_pattern uricontent urilen isdataat pkt_data file_data base64_decode base64_data
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP byte_test byte_jump byte_extract ftpbounce asn1 cvs dce_iface dce_opnum dce_stub_data
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP sip_method sip_stat_code sip_header sip_body gtp_type gtp_info gtp_version ssl_version
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP ssl_state fragoffset ttl tos id ipopts fragbits dsize flags flow flowbits seq ack window
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP itype icode icmp_id icmp_seq rpc ip_proto sameip stream_reassemble stream_size
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP logto session resp react tag activates activated_by count replace detection_filter
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleSROP threshold reference sd_pattern file_type file_group
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syn keyword HogRuleOption skipwhite contained nextgroup=HogRuleRegex pcre regex
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" XXX
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syn region HogRuleRegex start=':' end=";" transparent keepend contained contains=HogRegexStr
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syn region HogRuleSROP start=':' end=";" transparent keepend contained contains=HogRuleChars,HogString,HogNumber
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syn match HogRuleChars "\%(\k\|\.\|?\|=\|/\|%\|&\)\+" contained
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syn match HogURLChars "\%(\.\|?\|=\)\+" contained
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" Hog File Type Rules
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syn match HogFileType /^\s*file.*$/ transparent contains=HogFileTypeOpt,HogFileFROP
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syn keyword HogFileTypeOpt skipwhite contained nextgroup=HogRuleFROP file type ver category id rev content offset msg group
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syn region HogFileFROP start=':' end=";" transparent keepend contained contains=NotASemicoln
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syn match NotASemiColn ".*$" contained
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" Comments
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syn keyword HogTodo XXX TODO NOTE contained
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syn match HogTodo "Step\s\+#\=\d\+" contained
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syn region HogComment start="#" end="$" contains=HogTodo,@Spell
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syn case match
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if !exists("hog_minlines")
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let hog_minlines = 100
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endif
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exec "syn sync minlines=" . hog_minlines
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hi link HogRuleType Statement
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hi link HogRuleTypeName Type
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hi link HogRuleTypeType Keyword
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hi link HogPreproc Statement
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hi link HogConfig Statement
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hi link HogOutput Statement
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hi link HogConfigName Type
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"hi link HogEvFilter
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hi link HogEvFilterKeyword Statement
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hi link HogSuppressKeyword Statement
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hi link HogEvFilterTypes Constant
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hi link HogEvFilterTrack Constant
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hi link HogAttribute Statement
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hi link HogAttributeFile String
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hi link HogAttributeType Statement
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hi link HogInclude Statement
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hi link HogIncludeFile String
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hi link HogDylib Statement
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hi link HogDylibType Statement
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hi link HogDylibFile String
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" Variables
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" var
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hi link HogVar Identifier
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hi link HogVarType Keyword
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hi link HogVarSet Identifier
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hi link HogVarValue String
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" ipvar
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hi link HogIPVarType Keyword
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hi link HogIPVarSet Identifier
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" portvar
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hi link HogPortVarType Keyword
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hi link HogPortVarSet Identifier
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hi link HogPort Constant
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hi link HogTodo Todo
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hi link HogComment Comment
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hi link HogString String
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hi link HogRegexStr String
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hi link HogHexEsc PreProc
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hi link HogNumber Number
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hi link HogSpecial Constant
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hi link HogSpecialAny Constant
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hi link HogIPAddr Constant
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hi link HogIPCidr Constant
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hi link HogOpNot Operator
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hi link HogOpRange Operator
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hi link HogRuleAction Statement
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hi link HogRuleProto Identifier
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hi link HogRuleDir Operator
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hi link HogRuleOption Keyword
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hi link HogRuleChars String
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hi link HogFileType HogRuleAction
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hi link HogFileTypeOpt HogRuleOption
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hi link NotASemiColn HogRuleChars
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let b:current_syntax = "hog"
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