SV platform dependency builds

#ifndef INCLUDED_PORTAUDIO_SYSTEMDEVICEITERATOR_HXX

#define INCLUDED_PORTAUDIO_SYSTEMDEVICEITERATOR_HXX

// ---------------------------------------------------------------------------------------

#include <iterator>

#include <cstddef>

#include "portaudiocpp/System.hxx"

// ---------------------------------------------------------------------------------------

// Forward declaration(s):

namespace portaudio

{

	class Device;

	class HostApi;

}

// ---------------------------------------------------------------------------------------

// Declaration(s):

namespace portaudio

{

	//////

	/// @brief Iterator class for iterating through all Devices in a System.

	///

	/// Devices will be iterated by iterating all Devices in each 

	/// HostApi in the System. Compliant with the STL bidirectional 

	/// iterator concept.

	//////

	class System::DeviceIterator

	{

	public:

		typedef std::bidirectional_iterator_tag iterator_category;

		typedef Device value_type;

		typedef ptrdiff_t difference_type;

		typedef Device * pointer;

		typedef Device & reference;

		Device &operator*() const;

		Device *operator->() const;

		DeviceIterator &operator++();

		DeviceIterator operator++(int);

		DeviceIterator &operator--();

		DeviceIterator operator--(int);

		bool operator==(const DeviceIterator &rhs) const;

		bool operator!=(const DeviceIterator &rhs) const;

	private:

		friend class System;

		friend class HostApi;

		Device **ptr_;

	};

} // namespace portaudio

// ---------------------------------------------------------------------------------------

#endif // INCLUDED_PORTAUDIO_SYSTEMDEVICEITERATOR_HXX