70 lines
2.4 KiB
Python
70 lines
2.4 KiB
Python
"""
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pygments.lexers.yara
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~~~~~~~~~~~~~~~~~~~~
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Lexers for YARA.
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:copyright: Copyright 2006-2025 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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from pygments.lexer import RegexLexer, words
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from pygments.token import Comment, String, Name, Text, Punctuation, \
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Operator, Keyword, Whitespace, Number
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__all__ = ['YaraLexer']
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class YaraLexer(RegexLexer):
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"""
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For YARA rules
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"""
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name = 'YARA'
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url = 'https://virustotal.github.io/yara/'
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aliases = ['yara', 'yar']
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filenames = ['*.yar']
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mimetypes = ['text/x-yara']
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version_added = '2.16'
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tokens = {
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'root': [
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(r'\s+', Whitespace),
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(r'//.*?$', Comment.Single),
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(r'\#.*?$', Comment.Single),
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(r'/\*', Comment.Multiline, 'comment'),
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(words(('rule', 'private', 'global', 'import', 'include'),
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prefix=r'\b', suffix=r'\b'),
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Keyword.Declaration),
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(words(('strings', 'condition', 'meta'), prefix=r'\b', suffix=r'\b'),
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Keyword),
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(words(('ascii', 'at', 'base64', 'base64wide', 'condition',
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'contains', 'endswith', 'entrypoint', 'filesize', 'for',
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'fullword', 'icontains', 'iendswith', 'iequals', 'in',
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'include', 'int16', 'int16be', 'int32', 'int32be', 'int8',
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'int8be', 'istartswith', 'matches', 'meta', 'nocase',
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'none', 'of', 'startswith', 'strings', 'them', 'uint16',
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'uint16be', 'uint32', 'uint32be', 'uint8', 'uint8be',
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'wide', 'xor', 'defined'),
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prefix=r'\b', suffix=r'\b'),
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Name.Builtin),
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(r'(true|false)\b', Keyword.Constant),
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(r'(and|or|not|any|all)\b', Operator.Word),
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(r'(\$\w+)', Name.Variable),
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(r'"[^"]*"', String.Double),
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(r'\'[^\']*\'', String.Single),
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(r'\{.*?\}$', Number.Hex),
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(r'(/.*?/)', String.Regex),
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(r'[a-z_]\w*', Name),
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(r'[$(){}[\].?+*|]', Punctuation),
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(r'[:=,;]', Punctuation),
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(r'.', Text)
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],
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'comment': [
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(r'[^*/]+', Comment.Multiline),
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(r'/\*', Comment.Multiline, '#push'),
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(r'\*/', Comment.Multiline, '#pop'),
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(r'[*/]', Comment.Multiline)
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]
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}
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