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# Napster - P2P filesharing
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# Pattern attributes: good fast fast
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# Protocol groups: p2p
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# Wiki: http://www.protocolinfo.org/wiki/Napster
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# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE
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#
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# All my tests show that this pattern is fast, but one user has reported that
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# it is slow. Your milage may vary.
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#
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# Should work for any Napster offspring, like OpenNAP.
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# (Yes, people still use this!)
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# Matches both searches and downloads.
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#
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# http://opennap.sourceforge.net/napster.txt
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#
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# This pattern has been tested and is believed to work well.
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napster
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# (client-server: length, assumed to be less than 256, login or new user login,
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# username, password, port, client ID, link-type |
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# client-client: 1, firewalled or not, username, filename)
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# Assumes that filenames are well-behaved ASCII strings. I have found
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# one case where this assumptions fails (filename had \x99 in it).
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^(.[\x02\x06][!-~]+ [!-~]+ [0-9][0-9]?[0-9]?[0-9]?[0-9]? "[\x09-\x0d -~]+" ([0-9]|10)|1(send|get)[!-~]+ "[\x09-\x0d -~]+")
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