1" Vim syntax file 2" Language: Intel HEX 3" Maintainer: Markus Heidelberg <[email protected]> 4" Previous version: Sams Ricahrd <[email protected]> 5" Last Change: 2015 Feb 24 6 7" Each record (line) is built as follows: 8" 9" field digits states 10" 11" +----------+ 12" | start | 1 (':') hexRecStart 13" +----------+ 14" | count | 2 hexDataByteCount 15" +----------+ 16" | address | 4 hexNoAddress, hexDataAddress, (hexAddressFieldUnknown) 17" +----------+ 18" | type | 2 hexRecType, (hexRecTypeUnknown) 19" +----------+ 20" | data | 0..510 hexDataOdd, hexDataEven, hexExtendedAddress, hexStartAddress, (hexDataFieldUnknown, hexDataUnexpected) 21" +----------+ 22" | checksum | 2 hexChecksum 23" +----------+ 24" 25" States in parentheses in the upper format description indicate that they 26" should not appear in a valid file. 27 28" quit when a syntax file was already loaded 29if exists("b:current_syntax") 30 finish 31endif 32 33syn match hexRecStart "^:" 34 35syn match hexDataByteCount "^:[0-9a-fA-F]\{2}" contains=hexRecStart nextgroup=hexAddress 36 37syn match hexAddress "[0-9a-fA-F]\{4}" transparent contained nextgroup=hexRecTypeUnknown,hexRecType 38" The address field groups include the record type field in the last 2 39" characters, the proper match for highlighting follows below. 40syn match hexAddressFieldUnknown "^:[0-9a-fA-F]\{8}" contains=hexDataByteCount nextgroup=hexDataFieldUnknown,hexChecksum 41syn match hexDataAddress "^:[0-9a-fA-F]\{6}00" contains=hexDataByteCount nextgroup=hexDataOdd,hexChecksum 42syn match hexNoAddress "^:[0-9a-fA-F]\{6}01" contains=hexDataByteCount nextgroup=hexDataUnexpected,hexChecksum 43syn match hexNoAddress "^:[0-9a-fA-F]\{6}0[24]" contains=hexDataByteCount nextgroup=hexExtendedAddress 44syn match hexNoAddress "^:[0-9a-fA-F]\{6}0[35]" contains=hexDataByteCount nextgroup=hexStartAddress 45 46syn match hexRecTypeUnknown "[0-9a-fA-F]\{2}" contained 47syn match hexRecType "0[0-5]" contained 48 49syn match hexDataFieldUnknown "[0-9a-fA-F]\{2}" contained nextgroup=hexDataFieldUnknown,hexChecksum 50" alternating highlight per byte for easier reading 51syn match hexDataOdd "[0-9a-fA-F]\{2}" contained nextgroup=hexDataEven,hexChecksum 52syn match hexDataEven "[0-9a-fA-F]\{2}" contained nextgroup=hexDataOdd,hexChecksum 53" data bytes which should not exist 54syn match hexDataUnexpected "[0-9a-fA-F]\{2}" contained nextgroup=hexDataUnexpected,hexChecksum 55" Data digit pair regex usage also results in only highlighting the checksum 56" if the number of data characters is even. 57 58" special data fields 59syn match hexExtendedAddress "[0-9a-fA-F]\{4}" contained nextgroup=hexDataUnexpected,hexChecksum 60syn match hexStartAddress "[0-9a-fA-F]\{8}" contained nextgroup=hexDataUnexpected,hexChecksum 61 62syn match hexChecksum "[0-9a-fA-F]\{2}$" contained 63 64" Folding Data Records below an Extended Segment/Linear Address Record 65syn region hexExtAdrBlock start="^:[0-9a-fA-F]\{7}[24]" skip="^:[0-9a-fA-F]\{7}0" end="^:"me=s-1 fold transparent 66 67" Define the default highlighting. 68" Only when an item doesn't have highlighting yet 69 70" The default methods for highlighting. Can be overridden later 71hi def link hexRecStart hexRecType 72hi def link hexDataByteCount Constant 73hi def hexAddressFieldUnknown term=italic cterm=italic gui=italic 74hi def link hexDataAddress Comment 75hi def link hexNoAddress DiffAdd 76hi def link hexRecTypeUnknown hexRecType 77hi def link hexRecType WarningMsg 78hi def hexDataFieldUnknown term=italic cterm=italic gui=italic 79hi def hexDataOdd term=bold cterm=bold gui=bold 80hi def hexDataEven term=NONE cterm=NONE gui=NONE 81hi def link hexDataUnexpected Error 82hi def link hexExtendedAddress hexDataAddress 83hi def link hexStartAddress hexDataAddress 84hi def link hexChecksum DiffChange 85 86 87let b:current_syntax = "hex" 88 89" vim: ts=8 90