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""" pygments.lexers.hexdump ~~~~~~~~~~~~~~~~~~~~~~~ Lexers for hexadecimal dumps. :copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS. :license: BSD, see LICENSE for details. """ from pygments.lexer import RegexLexer, bygroups, include from pygments.token import Name, Number, String, Punctuation, Whitespace __all__ = ['HexdumpLexer'] class HexdumpLexer(RegexLexer): """ For typical hex dump output formats by the UNIX and GNU/Linux tools ``hexdump``, ``hd``, ``hexcat``, ``od`` and ``xxd``, and the DOS tool ``DEBUG``. For example: .. sourcecode:: hexdump 00000000 7f 45 4c 46 02 01 01 00 00 00 00 00 00 00 00 00 |.ELF............| 00000010 02 00 3e 00 01 00 00 00 c5 48 40 00 00 00 00 00 |..>......H@.....| The specific supported formats are the outputs of: * ``hexdump FILE`` * ``hexdump -C FILE`` -- the `canonical` format used in the example. * ``hd FILE`` -- same as ``hexdump -C FILE``. * ``hexcat FILE`` * ``od -t x1z FILE`` * ``xxd FILE`` * ``DEBUG.EXE FILE.COM`` and entering ``d`` to the prompt. .. versionadded:: 2.1 """ name = 'Hexdump' aliases = ['hexdump'] hd = r'[0-9A-Ha-h]' tokens = { 'root': [ (r'\n', Whitespace), include('offset'), (r'('+hd+r'{2})(\-)('+hd+r'{2})', bygroups(Number.Hex, Punctuation, Number.Hex)), (hd+r'{2}', Number.Hex), (r'(\s{2,3})(\>)(.{16})(\<)$', bygroups(Whitespace, Punctuation, String, Punctuation), 'bracket-strings'), (r'(\s{2,3})(\|)(.{16})(\|)$', bygroups(Whitespace, Punctuation, String, Punctuation), 'piped-strings'), (r'(\s{2,3})(\>)(.{1,15})(\<)$', bygroups(Whitespace, Punctuation, String, Punctuation)), (r'(\s{2,3})(\|)(.{1,15})(\|)$', bygroups(Whitespace, Punctuation, String, Punctuation)), (r'(\s{2,3})(.{1,15})$', bygroups(Whitespace, String)), (r'(\s{2,3})(.{16}|.{20})$', bygroups(Whitespace, String), 'nonpiped-strings'), (r'\s', Whitespace), (r'^\*', Punctuation), ], 'offset': [ (r'^('+hd+'+)(:)', bygroups(Name.Label, Punctuation), 'offset-mode'), (r'^'+hd+'+', Name.Label), ], 'offset-mode': [ (r'\s', Whitespace, '#pop'), (hd+'+', Name.Label), (r':', Punctuation) ], 'piped-strings': [ (r'\n', Whitespace), include('offset'), (hd+r'{2}', Number.Hex), (r'(\s{2,3})(\|)(.{1,16})(\|)$', bygroups(Whitespace, Punctuation, String, Punctuation)), (r'\s', Whitespace), (r'^\*', Punctuation), ], 'bracket-strings': [ (r'\n', Whitespace), include('offset'), (hd+r'{2}', Number.Hex), (r'(\s{2,3})(\>)(.{1,16})(\<)$', bygroups(Whitespace, Punctuation, String, Punctuation)), (r'\s', Whitespace), (r'^\*', Punctuation), ], 'nonpiped-strings': [ (r'\n', Whitespace), include('offset'), (r'('+hd+r'{2})(\-)('+hd+r'{2})', bygroups(Number.Hex, Punctuation, Number.Hex)), (hd+r'{2}', Number.Hex), (r'(\s{19,})(.{1,20}?)$', bygroups(Whitespace, String)), (r'(\s{2,3})(.{1,20})$', bygroups(Whitespace, String)), (r'\s', Whitespace), (r'^\*', Punctuation), ], }