Class: Rex::Java::Serialization::Model::NewArray

Inherits:
Element
  • Object
show all
Includes:
Contents
Defined in:
lib/rex/java/serialization/model/new_array.rb

Overview

This class provides a NewArray (Java Array) representation

Constant Summary

Constants included from Rex::Java::Serialization

BASE_WIRE_HANDLE, OBJECT_TYPE_CODES, PRIMITIVE_TYPE_CODES, SC_BLOCK_DATA, SC_ENUM, SC_EXTERNALIZABLE, SC_SERIALIZABLE, SC_WRITE_METHOD, STREAM_MAGIC, STREAM_VERSION, TC_ARRAY, TC_BLOCKDATA, TC_BLOCKDATALONG, TC_CLASS, TC_CLASSDESC, TC_ENDBLOCKDATA, TC_ENUM, TC_EXCEPTION, TC_LONGSTRING, TC_NULL, TC_OBJECT, TC_PROXYCLASSDESC, TC_REFERENCE, TC_RESET, TC_STRING, TYPE_CODES

Instance Attribute Summary collapse

Attributes inherited from Element

#stream

Instance Method Summary collapse

Methods included from Contents

#decode_content, #encode_content, #print_class, #print_content

Methods inherited from Element

decode

Constructor Details

#initialize(stream = nil) ⇒ NewArray

Returns a new instance of NewArray.

Parameters:



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# File 'lib/rex/java/serialization/model/new_array.rb', line 23

def initialize(stream = nil)
  super(stream)
  self.array_description = nil
  self.type = ''
  self.values = []
end

Instance Attribute Details

#array_description ⇒ Java::Serialization::Model::ClassDesc

Returns The description of the array.

Returns:



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# File 'lib/rex/java/serialization/model/new_array.rb', line 14

def array_description
  @array_description
end

#type ⇒ String

Returns The type of the array values.

Returns:

  • (String) —

    The type of the array values



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# File 'lib/rex/java/serialization/model/new_array.rb', line 17

def type
  @type
end

#values ⇒ Array

Returns The contents of the java array.

Returns:

  • (Array) —

    The contents of the java array



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# File 'lib/rex/java/serialization/model/new_array.rb', line 20

def values
  @values
end

Instance Method Details

#decode(io) ⇒ self

Deserializes a Rex::Java::Serialization::Model::NewArray

Parameters:

  • io (IO) —

    the io to read from

Returns:

  • (self) —

    if deserialization succeeds

Raises:



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# File 'lib/rex/java/serialization/model/new_array.rb', line 35

def decode(io)
  self.array_description = ClassDesc.decode(io, stream)
  stream.add_reference(self) unless stream.nil?
  self.type = array_type

  values_length = decode_values_length(io)

  values_length.times do
    value = decode_value(io)
    self.values << value
  end

  self
end

#encode ⇒ String

Serializes the Rex::Java::Serialization::Model::NewArray

Returns:

  • (String) —

    if serialization succeeds

Raises:



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# File 'lib/rex/java/serialization/model/new_array.rb', line 54

def encode
  unless array_description.class == ClassDesc
    raise ::RuntimeError, 'Failed to serialize NewArray'
  end

  encoded = ''
  encoded << array_description.encode

  encoded << [values.length].pack('N')

  values.each do |value|
    encoded << encode_value(value)
  end

  encoded
end

#to_s ⇒ String

Creates a print-friendly string representation

Returns:

  • (String) 


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# File 'lib/rex/java/serialization/model/new_array.rb', line 74

def to_s
  str = "#{type}, "
  values_data = values.collect {|v| "#{v}"}
  str << "#{values_data}"
end