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Class: FFI::Struct::ManagedStructConverter

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::FFI::StructByReference
Instance Chain:
self, ::FFI::StructByReference, ::FFI::DataConverter
Inherits: FFI::StructByReference
Defined in: lib/ffi/struct.rb

Class Method Summary

::FFI::StructByReference - Inherited

.new

Instance Attribute Summary

::FFI::StructByReference - Inherited

#struct_class

Instance Method Summary

::FFI::StructByReference - Inherited

#from_native

Create a struct from content of memory value.
#native_type

Always get ::FFI::Type::POINTER.
#to_native

::FFI::DataConverter - Included

#from_native

Convert from a native type.
#native_type

Get native type.
#to_native

Convert to a native type.

Constructor Details

.new(struct_class) ⇒ ManagedStructConverter

Parameters:

Raises:

  • (NoMethodError)
[ GitHub ] 

  


# File 'lib/ffi/struct.rb', line 150



def initialize(struct_class)
  super(struct_class)

  raise NoMethodError, "release() not implemented for class #{struct_class}" unless struct_class.respond_to? :release
  @method = struct_class.method(:release)
end


  







Instance Method Details



  

    #from_native(ptr, ctx)  ⇒ Struct 
  



  

    
  





  
Parameters:





  [ GitHub ]


  

  


# File 'lib/ffi/struct.rb', line 160



def from_native(ptr, ctx)
  struct_class.new(AutoPointer.new(ptr, @method))
end