#ifndef MSDD_BUFFER_COPY_BEHAVIORS_H_
#define MSDD_BUFFER_COPY_BEHAVIORS_H_

namespace msdd {
	
	class BufferCopyBehavior 
	  {
	  public: 
	    virtual void operator() (gr_vector_void_star &a, const void * b, unsigned int output_index, unsigned int nitems) = 0;
	    virtual ~BufferCopyBehavior() {};
	  };
	  
	template <class Tin, class Tout> 
	class BufferCopyBehaviorGeneric : public BufferCopyBehavior {
		void operator() (gr_vector_void_star &a, const void * b, unsigned int output_index, unsigned int nitems) {
			Tout 	*out(&(reinterpret_cast<Tout *>(a[0]))[output_index]);	// sloppy
			const Tin 	*in(reinterpret_cast<const Tin *>(b)); // equisloppy
			
		    for (unsigned int i = 0; i < nitems; ++i) {
		    	out[i] = in[i];
		    }
		}
	};
	
	template <class Tin>
	class BufferCopyBehaviorComplex : public BufferCopyBehavior {
		void operator() (gr_vector_void_star &a, const void * b, unsigned int output_index, unsigned int nitems) {
		gr_complex 	*out(&(reinterpret_cast<gr_complex *>(a[0]))[output_index]);	// sloppy
		const Tin 	*in(reinterpret_cast<const Tin *>(b)); // equisloppy
		
		    for (unsigned int i = 0; i < nitems; ++i) {
		    	out[i] = gr_complex (in[4*i+1],in[4*i+3]);
		    }
		}
	};
}

#endif /*MSDD_BUFFER_COPY_BEHAVIORS_H_*/