Class: RubySMB::Nbss::NetbiosName

Inherits:
BinData::Primitive
  • Object
show all
Defined in:
lib/ruby_smb/nbss/netbios_name.rb

Overview

Representation of the NetBIOS Name as defined in 4.1. NAME FORMAT and 14. REPRESENTATION OF NETBIOS NAMES and Domain name representation and compression

Instance Method Summary collapse

Instance Method Details

#get ⇒ Object 



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# File 'lib/ruby_smb/nbss/netbios_name.rb', line 37

def get
  nb_name_decode(label)
end

#nb_name_decode(encoded_name) ⇒ Object 



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# File 'lib/ruby_smb/nbss/netbios_name.rb', line 27

def nb_name_decode(encoded_name)
  name = encoded_name.scan(/../).map do |char_pair|
    first_half = char_pair[0];
    second_half = char_pair[1]
    char = ((first_half.ord - 'A'.ord) << 4) + (second_half.ord - 'A'.ord)
    char.chr
  end
  name.join
end

#nb_name_encode(name) ⇒ Object 



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# File 'lib/ruby_smb/nbss/netbios_name.rb', line 16

def nb_name_encode(name)
  encoded_name = ''
  name.each_byte do |char|
    first_half = (char >> 4) + 'A'.ord
    second_half = (char & 0xF) + 'A'.ord
    encoded_name << first_half.chr
    encoded_name << second_half.chr
  end
  encoded_name
end

#set(label) ⇒ Object 



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# File 'lib/ruby_smb/nbss/netbios_name.rb', line 41

def set(label)
  self.label = nb_name_encode(label)
  self.label_length = self.label.length
end