Class: TTTLS13::Message::Extension::Cookie

Inherits:
Object
  • Object
show all
Defined in:
lib/tttls1.3/message/extension/cookie.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cookie) ⇒ Cookie

Returns a new instance of Cookie.

Parameters:

  • cookie (String)

Raises:



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# File 'lib/tttls1.3/message/extension/cookie.rb', line 15

def initialize(cookie)
  @extension_type = ExtensionType::COOKIE
  @cookie = cookie || ''
  raise Error::ErrorAlerts, :internal_error \
    if @cookie.length > 2**16 - 3
end

Instance Attribute Details

Returns the value of attribute cookie.



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# File 'lib/tttls1.3/message/extension/cookie.rb', line 10

def cookie
  @cookie
end

#extension_type ⇒ Object (readonly)

Returns the value of attribute extension_type.



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# File 'lib/tttls1.3/message/extension/cookie.rb', line 9

def extension_type
  @extension_type
end

Class Method Details

.deserialize(binary) ⇒ TTTLS13::Message::Extensions::Cookie?

Parameters:

  • binary (String)

Returns:

  • (TTTLS13::Message::Extensions::Cookie, nil)

Raises:



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# File 'lib/tttls1.3/message/extension/cookie.rb', line 32

def self.deserialize(binary)
  raise Error::ErrorAlerts, :internal_error if binary.nil?

  return nil if binary.length < 2

  cookie_len = Convert.bin2i(binary.slice(0, 2))
  cookie = binary.slice(2, cookie_len)
  return nil unless cookie_len + 2 == binary.length &&
                    cookie_len <= 2**16 - 3

  Cookie.new(cookie)
end

Instance Method Details

#serialize ⇒ String

Returns:

  • (String) 


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# File 'lib/tttls1.3/message/extension/cookie.rb', line 23

def serialize
  @extension_type + @cookie.prefix_uint16_length.prefix_uint16_length
end