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Edit File: mime_version_parser.rb
# frozen_string_literal: true require "mail/utilities" require "mail/parser_tools" module Mail::Parsers module MimeVersionParser extend Mail::ParserTools MimeVersionStruct = Struct.new(:major, :minor, :error) class << self attr_accessor :_trans_keys private :_trans_keys, :_trans_keys= end self._trans_keys = [ 0, 0, 9, 57, 10, 10, 9, 32, 9, 57, 40, 57, 46, 46, 40, 57, 48, 57, 10, 10, 9, 32, 1, 244, 1, 244, 10, 10, 9, 32, 0, 244, 128, 191, 160, 191, 128, 191, 128, 159, 144, 191, 128, 191, 128, 143, 9, 57, 9, 40, 9, 40, 0, 0, 0, ] class << self attr_accessor :_key_spans private :_key_spans, :_key_spans= end self._key_spans = [ 0, 49, 1, 24, 49, 18, 1, 18, 10, 1, 24, 244, 244, 1, 24, 245, 64, 32, 64, 32, 48, 64, 16, 49, 32, 32, 0, ] class << self attr_accessor :_index_offsets private :_index_offsets, :_index_offsets= end self._index_offsets = [ 0, 0, 50, 52, 77, 127, 146, 148, 167, 178, 180, 205, 450, 695, 697, 722, 968, 1033, 1066, 1131, 1164, 1213, 1278, 1295, 1345, 1378, 1411, ] class << self attr_accessor :_indicies private :_indicies, :_indicies= end self._indicies = [ 0, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 5, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 6, 1, 1, 1, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 6, 1, 1, 1, 1, 1, 1, 1, 8, 1, 1, 1, 1, 1, 1, 1, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 10, 1, 1, 1, 1, 1, 11, 1, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 1, 13, 1, 14, 1, 1, 1, 1, 1, 1, 1, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 1, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 17, 1, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 18, 1, 19, 19, 19, 19, 19, 19, 19, 19, 19, 1, 19, 19, 20, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 21, 22, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 23, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 25, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 27, 26, 26, 28, 29, 29, 29, 30, 1, 31, 31, 31, 31, 31, 31, 31, 31, 31, 1, 31, 31, 32, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 33, 34, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 35, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 37, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 39, 38, 38, 40, 41, 41, 41, 42, 1, 43, 1, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 31, 1, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 37, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 39, 38, 38, 40, 41, 41, 41, 42, 1, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 1, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 1, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 1, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 1, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 1, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 1, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 38, 1, 44, 1, 1, 1, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 44, 1, 1, 1, 1, 1, 1, 1, 46, 1, 1, 1, 1, 1, 1, 1, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 1, 18, 1, 1, 1, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 18, 1, 1, 1, 1, 1, 1, 1, 49, 1, 50, 1, 1, 1, 51, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 50, 1, 1, 1, 1, 1, 1, 1, 52, 1, 1, 0, ] class << self attr_accessor :_trans_targs private :_trans_targs, :_trans_targs= end self._trans_targs = [ 1, 0, 2, 4, 5, 3, 1, 2, 4, 5, 6, 7, 5, 7, 8, 23, 23, 10, 24, 12, 13, 12, 26, 15, 16, 17, 18, 19, 20, 21, 22, 12, 13, 12, 26, 15, 16, 17, 18, 19, 20, 21, 22, 14, 24, 9, 25, 23, 9, 25, 24, 9, 25, ] class << self attr_accessor :_trans_actions private :_trans_actions, :_trans_actions= end self._trans_actions = [ 0, 0, 0, 1, 2, 0, 3, 3, 4, 5, 6, 7, 0, 3, 1, 8, 9, 0, 0, 10, 10, 11, 12, 10, 10, 10, 10, 10, 10, 10, 10, 0, 0, 1, 13, 0, 0, 0, 0, 0, 0, 0, 0, 0, 14, 14, 15, 0, 0, 1, 3, 3, 4, ] class << self attr_accessor :_eof_actions private :_eof_actions, :_eof_actions= end self._eof_actions = [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 14, 0, 3, 0, ] class << self attr_accessor :start end self.start = 1 class << self attr_accessor :first_final end self.first_final = 23 class << self attr_accessor :error end self.error = 0 class << self attr_accessor :en_comment_tail end self.en_comment_tail = 11 class << self attr_accessor :en_main end self.en_main = 1 def self.parse(data) data = data.dup.force_encoding(Encoding::ASCII_8BIT) if data.respond_to?(:force_encoding) return MimeVersionStruct.new("", nil) if Mail::Utilities.blank?(data) # Parser state mime_version = MimeVersionStruct.new major_digits_s = minor_digits_s = nil # 5.1 Variables Used by Ragel p = 0 eof = pe = data.length stack = [] begin p ||= 0 pe ||= data.length cs = start top = 0 end begin testEof = false _slen, _trans, _keys, _inds, _acts, _nacts = nil _goto_level = 0 _resume = 10 _eof_trans = 15 _again = 20 _test_eof = 30 _out = 40 while true if _goto_level <= 0 if p == pe _goto_level = _test_eof next end if cs == 0 _goto_level = _out next end end if _goto_level <= _resume _keys = cs << 1 _inds = _index_offsets[cs] _slen = _key_spans[cs] _wide = data[p].ord _trans = if (_slen > 0 && _trans_keys[_keys] <= _wide && _wide <= _trans_keys[_keys + 1]) _indicies[_inds + _wide - _trans_keys[_keys]] else _indicies[_inds + _slen] end cs = _trans_targs[_trans] if _trans_actions[_trans] != 0 case _trans_actions[_trans] when 2 begin major_digits_s = p end when 7 begin mime_version.major = chars(data, major_digits_s, p - 1) end when 8 begin minor_digits_s = p end when 14 begin mime_version.minor = chars(data, minor_digits_s, p - 1) end when 10 begin end when 3 begin end when 1 begin begin stack[top] = cs top += 1 cs = 11 _goto_level = _again next end end when 13 begin begin top -= 1 cs = stack[top] _goto_level = _again next end end when 6 begin mime_version.major = chars(data, major_digits_s, p - 1) end begin begin stack[top] = cs top += 1 cs = 11 _goto_level = _again next end end when 15 begin mime_version.minor = chars(data, minor_digits_s, p - 1) end begin begin stack[top] = cs top += 1 cs = 11 _goto_level = _again next end end when 11 begin end begin begin stack[top] = cs top += 1 cs = 11 _goto_level = _again next end end when 12 begin end begin begin top -= 1 cs = stack[top] _goto_level = _again next end end when 5 begin end begin major_digits_s = p end when 9 begin end begin minor_digits_s = p end when 4 begin end begin begin stack[top] = cs top += 1 cs = 11 _goto_level = _again next end end end end end if _goto_level <= _again if cs == 0 _goto_level = _out next end p += 1 if p != pe _goto_level = _resume next end end if _goto_level <= _test_eof if p == eof case _eof_actions[cs] when 14 begin mime_version.minor = chars(data, minor_digits_s, p - 1) end when 3 begin end end end end if _goto_level <= _out break end end end if p != eof || cs < 23 raise Mail::Field::IncompleteParseError.new(Mail::MimeVersionElement, data, p) end mime_version end end end