Class: ELFTools::Relocation

Inherits:
Object
  • Object
show all
Defined in:
lib/elftools/sections/relocation_section.rb

Overview

A relocation entry.

Can be either a REL or RELA relocation. XXX: move this to an independent file?

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(header, stream) ⇒ Relocation

Instantiate a ELFTools::Relocation object.



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# File 'lib/elftools/sections/relocation_section.rb', line 82

def initialize(header, stream)
  @header = header
  @stream = stream
end

Instance Attribute Details

#header ⇒ ELFTools::Structs::ELF_Rel, ELFTools::Structs::ELF_Rela (readonly)

Returns Rel(a) header.

Returns:



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# File 'lib/elftools/sections/relocation_section.rb', line 78

def header
  @header
end

#stream ⇒ #pos=, #read (readonly)

Returns Streaming object.

Returns:

  • (#pos=, #read) —

    Streaming object.



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# File 'lib/elftools/sections/relocation_section.rb', line 79

def stream
  @stream
end

Instance Method Details

#r_info_sym ⇒ Integer Also known as: symbol_index

r_info contains sym and type, use two methods to access them easier.

Returns:

  • (Integer) —

    sym infor.



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# File 'lib/elftools/sections/relocation_section.rb', line 90

def r_info_sym
  header.r_info >> mask_bit
end

#r_info_type ⇒ Integer Also known as: type

r_info contains sym and type, use two methods to access them easier.

Returns:

  • (Integer) —

    type infor.



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# File 'lib/elftools/sections/relocation_section.rb', line 98

def r_info_type
  header.r_info & ((1 << mask_bit) - 1)
end