Class: Pwnlib::ABI::ABI

Inherits:
Object
  • Object
show all
Extended by:
Context
Defined in:
lib/pwnlib/abi.rb

Overview

A super class for recording registers and stack’s information.

Direct Known Subclasses

SyscallABI

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(regs, align, stack_pointer, cdq_pair: nil) ⇒ ABI

Returns a new instance of ABI.



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# File 'lib/pwnlib/abi.rb', line 15

def initialize(regs, align, stack_pointer, cdq_pair: nil)
  @register_arguments = regs
  @arg_alignment = align
  @stack_pointer = stack_pointer
  @cdq_pair = cdq_pair
end

Instance Attribute Details

#arg_alignment ⇒ Object (readonly)

Returns the value of attribute arg_alignment.



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# File 'lib/pwnlib/abi.rb', line 11

def arg_alignment
  @arg_alignment
end

#cdq_pair ⇒ Object (readonly)

Only used for x86, to specify the eax, edx pair.



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# File 'lib/pwnlib/abi.rb', line 13

def cdq_pair
  @cdq_pair
end

#register_arguments ⇒ Object (readonly)

Returns the value of attribute register_arguments.



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# File 'lib/pwnlib/abi.rb', line 11

def register_arguments
  @register_arguments
end

#stack_pointer ⇒ Object (readonly)

Returns the value of attribute stack_pointer.



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# File 'lib/pwnlib/abi.rb', line 11

def stack_pointer
  @stack_pointer
end

Class Method Details

.default ⇒ Object 



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# File 'lib/pwnlib/abi.rb', line 23

def default
  DEFAULT[arch_key]
end

.syscall ⇒ Object 



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# File 'lib/pwnlib/abi.rb', line 27

def syscall
  SYSCALL[arch_key]
end