diff options
Diffstat (limited to 'gnuradio-core/src/lib/runtime/gr_block.h')
| -rw-r--r-- | gnuradio-core/src/lib/runtime/gr_block.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gnuradio-core/src/lib/runtime/gr_block.h b/gnuradio-core/src/lib/runtime/gr_block.h index 48bb2fc97..2a57792a0 100644 --- a/gnuradio-core/src/lib/runtime/gr_block.h +++ b/gnuradio-core/src/lib/runtime/gr_block.h @@ -85,6 +85,9 @@ struct GR_CORE_API gr_block : gras::Block gr_vector_void_star &output_items ); + virtual bool start(void); + virtual bool stop(void); + //! Call during work to consume items void consume_each(const int how_many_items); @@ -140,6 +143,10 @@ struct GR_CORE_API gr_block : gras::Block bool is_set_max_noutput_items(void) const; + const gr_io_signature_sptr &input_signature(void) const; + + const gr_io_signature_sptr &output_signature(void) const; + /******************************************************************* * Deal with input and output port configuration ******************************************************************/ @@ -308,12 +315,19 @@ struct GR_CORE_API gr_block : gras::Block //! notifications of new topological commits void notify_topology(const size_t, const size_t); + //! start notification + void notify_active(void); + + //! stop notification + void notify_inactive(void); + //! implements tag_propagation_policy() virtual void propagate_tags(const size_t, const gras::TagIter &); void _update_input_reserve(void); gras::BufferQueueSptr input_buffer_allocator(const size_t, const gras::SBufferConfig &); + gras::BufferQueueSptr output_buffer_allocator(const size_t, const gras::SBufferConfig &); }; |