Pad Sink pad_sink Num Inputs nports 1 int Input Type type enum Complex complex size:gr.sizeof_gr_complex Float float size:gr.sizeof_float Int int size:gr.sizeof_int Short short size:gr.sizeof_short Byte byte size:gr.sizeof_char Vec Length vlen 1 int $vlen > 0 0 < $nports in $type $vlen $nports The inputs of this block will become the outputs to this flow graph when it is instantiated as a hierarchical block. \ Limit one sink pad block per flow graph.