124 lines
2.2 KiB
Ruby
124 lines
2.2 KiB
Ruby
module Rex
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module Proto
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module SMB
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module Exceptions
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class Error < ::RuntimeError
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@@errors = {}
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def initialize(*args)
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super(*args)
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if @@errors.size == 0
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_load_errors(File.join(File.dirname(__FILE__),'errors.txt'))
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end
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end
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# loads errors.txt
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def _load_errors(file)
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File.open(file).each { |line|
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next if line =~ /^#/
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code, string = line.split
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code = [code].pack('H*').unpack('L')[0]
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@@errors[code] = string
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}
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end
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# returns an error string if it exists, otherwise just the error code
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def get_error (error)
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string = ''
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if @@errors[error]
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string = @@errors[error]
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else
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string = sprintf('0x%.8x',error)
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end
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end
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end
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class NoReply < Error
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def to_s
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"The SMB server did not reply to our request"
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end
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end
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class ReadHeader < Error
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def to_s
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"The SMB response header was invalid"
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end
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end
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class ReadPacket < Error
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def to_s
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"The SMB response packet was invalid"
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end
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end
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class WritePacket < Error
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def to_s
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"The SMB packet failed to send"
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end
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end
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class UnknownDialect < Error
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def to_s
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"The server uses an unsupported SMB dialect"
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end
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end
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class InvalidPacket < Error
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attr_accessor :word_count
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attr_accessor :command
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attr_accessor :error_code
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end
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class InvalidWordCount < InvalidPacket
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def to_s
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"The server responded with unimplemented WordCount " +
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self.word_count.to_s + ' for command ' + self.command.to_s
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end
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end
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class InvalidCommand < InvalidPacket
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def to_s
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"The server responded with unimplemented command " +
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self.command.to_s + ' with WordCount ' + self.word_count.to_s
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end
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end
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class InvalidType < InvalidPacket
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def to_s
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"The server responded with unexpected packet (Command=" +
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self.command.to_s + ' WordCount=' + self.word_count.to_s + ")"
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end
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end
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class ErrorCode < InvalidPacket
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def to_s
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'The server responded with error: ' +
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self.get_error(self.error_code) +
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" (Command=#{self.command} WordCount=#{self.word_count})"
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end
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end
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class NetbiosSessionFailed < Error
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def to_s
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"The server refused our NetBIOS session request"
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end
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end
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class SimpleClientError < Error
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attr_accessor :source, :fatal
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end
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class LoginError < SimpleClientError
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def to_s
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"Login Failed: " + self.source
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end
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end
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end
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end
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end
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end
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