Class: OneGadget::Emulators::Amd64

Inherits:
X86 show all
Defined in:
lib/one_gadget/emulators/amd64.rb

Overview

Emulator of amd64 instruction set.

Instance Attribute Summary

Attributes inherited from X86

#bp, #bp_based_stack

Attributes inherited from Processor

#pc, #registers, #sp, #sp_based_stack

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from X86

#get_corresponding_stack, #instructions, #process!

Methods inherited from Processor

#constraints, #get_corresponding_stack, #instructions, #parse, #process, #process!

Constructor Details

#initialize ⇒ Amd64

Instantiate an OneGadget::Emulators::Amd64 object.



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# File 'lib/one_gadget/emulators/amd64.rb', line 18

def initialize
  super(OneGadget::ABI.amd64, 'rsp', 'rbp', 'rip')
end

Class Method Details

.bits ⇒ Object

Bits.



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# File 'lib/one_gadget/emulators/amd64.rb', line 12

def bits
  64
end

Instance Method Details

#argument(idx) ⇒ Lambda, Integer

Return the argument value of calling a function.

Parameters:

  • idx (Integer)

Returns:



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# File 'lib/one_gadget/emulators/amd64.rb', line 25

def argument(idx)
  case idx
  when 0 then registers['rdi']
  when 1 then registers['rsi']
  when 2 then registers['rdx']
  when 3 then registers['rcx']
  when 4 then registers['r8']
  when 5 then registers['r9']
  end
end