fmcomms5_sink_impl(iio_context *ctx, bool destroy_ctx, unsigned long long frequency1, unsigned long long frequency2, unsigned long samplerate, unsigned long bandwidth, bool ch1_en, bool ch2_en, bool ch3_en, bool ch4_en, bool ch5_en, bool ch6_en, bool ch7_en, bool ch8_en, unsigned long buffer_size, bool cyclic, const char *rf_port_select, double attenuation1, double attenuation2, double attenuation3, double attenuation4, const char *filter_source, const char *filter_filename, float Fpass, float Fstop)
int work(int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
just like gr::block::general_work, only this arranges to call consume_each for you