Module: Puppet::Util::Windows::COM::Helpers Private
- Defined in:
- lib/puppet/util/windows/com.rb
This module is part of a private API. You should avoid using this module if possible, as it may be removed or be changed in the future.
Instance Method Summary collapse
Instance Method Details
#QueryInstance(klass) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/puppet/util/windows/com.rb', line 94 def QueryInstance(klass) instance = nil FFI::MemoryPointer.new(:pointer) do |ppv| QueryInterface(klass::IID, ppv) instance = klass.new(ppv.read_pointer) end begin yield instance return self ensure instance.Release end if block_given? instance end |
#UseInstance(klass, name, *args) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/puppet/util/windows/com.rb', line 113 def UseInstance(klass, name, *args) instance = nil FFI::MemoryPointer.new(:pointer) do |ppv| send(name, *args, ppv) yield instance = klass.new(ppv.read_pointer) end self ensure instance.Release if instance && ! instance.null? end |