Class DNS
In: lib/l5/dns.rb  (CVS)
Parent: RacketPart

$Id: dns.rb 14 2008-03-02 05:42:30Z warchild $

Copyright (c) 2008, Jon Hart All rights reserved.

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THIS SOFTWARE IS PROVIDED BY Jon Hart ``AS IS’’ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL Jon Hart BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Domain Name System

Methods

add_additional   add_answer   add_authority   add_question   new  

Attributes

additional_rr    Number of additional RR
answer_rr    Number of answer RR
auth    Answer authenticated?
authoritative    Authoritative?
authority_rr    Number of authority RR
nonauth    Non-authenticated data OK?
opcode    Opcode
payload   
question_rr    Number of questions
recursion_a    Recursion Available?
recursion_d    Recursion Desired?
reply_code    Reply Code
reserved    Reserved
response    Response
truncated    Truncated?
tx_id    Transaction ID

Public Class methods

new(*args)

[Source]

# File lib/l5/dns.rb, line 62
  def initialize(*args)
    super
  end

Public Instance methods

add_additional(name, type, klass)

Add an additional record. Automatically increases additional_rr

[Source]

# File lib/l5/dns.rb, line 67
  def add_additional(name, type, klass)
    self.payload += self.add_record(name, type, klass).encode
    self.additional_rr += 1
  end
add_answer(name, type, klass)

Add an answer record. Automatically increases answer_rr

[Source]

# File lib/l5/dns.rb, line 73
  def add_answer(name, type, klass)
    self.payload += self.add_record(name, type, klass).encode
    self.answer_rr += 1
  end
add_authority(name, type, klass)

Add an authority record. Automatically increases authority_rr XXX: broken. authns records are much more complicated than this.

[Source]

# File lib/l5/dns.rb, line 80
  def add_authority(name, type, klass)
    self.payload += self.add_record(name, type, klass).encode
    self.authority_rr += 1
  end
add_question(name, type, klass)

Add a question record. Automatically increases question_rr

[Source]

# File lib/l5/dns.rb, line 86
  def add_question(name, type, klass)
    self.payload += add_record(name, type, klass).encode
    self.question_rr += 1
  end

[Validate]