core: adds a function to top_block to get a list of edges as a string.

Also exports it through ControlPort.
author: Tom Rondeau <trondeau@vt.edu> 2013-02-22 16:11:33 -0500
committer: Tom Rondeau <trondeau@vt.edu> 2013-02-22 16:11:33 -0500
commit: a55dfd53d9b6a05016425448a1379fb599d3f0df (patch)
tree: 3a325719fe6d880f9f2c731dfcedcefff2619b54 /gnuradio-core/src/lib
parent: ff512cc1877adfa854ade0371726a136493d8dbb (diff)
8 files changed, 51 insertions, 1 deletions
diff --git a/gnuradio-core/src/lib/runtime/gr_flat_flowgraph.cc b/gnuradio-core/src/lib/runtime/gr_flat_flowgraph.cc
index cc49091ddc..de1e227ef0 100644
--- a/gnuradio-core/src/lib/runtime/gr_flat_flowgraph.cc
+++ b/gnuradio-core/src/lib/runtime/gr_flat_flowgraph.cc
@@ -325,6 +325,15 @@ gr_flat_flowgraph::setup_buffer_alignment(gr_block_sptr block)
   }
 }
 
+std::string
+gr_flat_flowgraph::edge_list()
+{
+  std::stringstream s;
+  for(gr_edge_viter_t e = d_edges.begin(); e != d_edges.end(); e++)
+     s << (*e) << std::endl;
+  return s.str();
+}
+
 void gr_flat_flowgraph::dump()
 {
   for (gr_edge_viter_t e = d_edges.begin(); e != d_edges.end(); e++)
diff --git a/gnuradio-core/src/lib/runtime/gr_flat_flowgraph.h b/gnuradio-core/src/lib/runtime/gr_flat_flowgraph.h
index 031564f2ec..3cd3228f41 100644
--- a/gnuradio-core/src/lib/runtime/gr_flat_flowgraph.h
+++ b/gnuradio-core/src/lib/runtime/gr_flat_flowgraph.h
@@ -50,6 +50,9 @@ public:
   // Merge applicable connections from existing flat flowgraph
   void merge_connections(gr_flat_flowgraph_sptr sfg);
 
+  // Return a string list of edges
+  std::string edge_list();
+
   void dump();
 
   /*!
diff --git a/gnuradio-core/src/lib/runtime/gr_flowgraph.h b/gnuradio-core/src/lib/runtime/gr_flowgraph.h
index 3c8cd3cb02..40e9dc3675 100644
--- a/gnuradio-core/src/lib/runtime/gr_flowgraph.h
+++ b/gnuradio-core/src/lib/runtime/gr_flowgraph.h
@@ -237,7 +237,7 @@ void gr_flowgraph::disconnect(gr_basic_block_sptr src_block, int src_port,
 inline std::ostream&
 operator <<(std::ostream &os, const gr_endpoint endp)
 {
-  os << endp.block() << ":" << endp.port();
+  os << endp.block()->alias() << ":" << endp.port();
   return os;
 }
 
diff --git a/gnuradio-core/src/lib/runtime/gr_top_block.cc b/gnuradio-core/src/lib/runtime/gr_top_block.cc
index f41fb4ebd8..e5859768de 100644
--- a/gnuradio-core/src/lib/runtime/gr_top_block.cc
+++ b/gnuradio-core/src/lib/runtime/gr_top_block.cc
@@ -28,6 +28,7 @@
 #include <gr_top_block.h>
 #include <gr_top_block_impl.h>
 #include <gr_io_signature.h>
+#include <gr_prefs.h>
 #include <iostream>
 
 gr_top_block_sptr
@@ -57,6 +58,10 @@ void
 gr_top_block::start(int max_noutput_items)
 {
   d_impl->start(max_noutput_items);
+
+  if(gr_prefs::singleton()->get_bool("ControlPort", "on", false)) {
+    setup_rpc();
+  }  
 }
 
 void
@@ -90,6 +95,12 @@ gr_top_block::unlock()
   d_impl->unlock();
 }
 
+std::string
+gr_top_block::edge_list()
+{
+  return d_impl->edge_list();
+}
+
 void
 gr_top_block::dump()
 {
@@ -127,6 +138,14 @@ gr_top_block::setup_rpc()
 	 "items", "Max number of output items",
 	 RPC_PRIVLVL_MIN, DISPNULL)));
 
+  add_rpc_variable(
+      rpcbasic_sptr(new rpcbasic_register_get<gr_top_block, std::string>(
+	 alias(), "edge list",
+	 &gr_top_block::edge_list,
+	 pmt::mp(""), pmt::mp(""), pmt::mp(""),
+	 "edges", "List of edges in the graph",
+	 RPC_PRIVLVL_MIN, DISPNULL)));
+
   // Setters
   add_rpc_variable(
       rpcbasic_sptr(new rpcbasic_register_set<gr_top_block, int>(
diff --git a/gnuradio-core/src/lib/runtime/gr_top_block.h b/gnuradio-core/src/lib/runtime/gr_top_block.h
index 10a21a6434..cb99752f37 100644
--- a/gnuradio-core/src/lib/runtime/gr_top_block.h
+++ b/gnuradio-core/src/lib/runtime/gr_top_block.h
@@ -112,6 +112,12 @@ public:
   virtual void unlock();
 
   /*!
+   * Returns a string that lists the edge connections in the flattened
+   * flowgraph.
+   */
+  std::string edge_list();
+
+  /*!
    * Displays flattened flowgraph edges and block connectivity
    */
   void dump();
diff --git a/gnuradio-core/src/lib/runtime/gr_top_block.i b/gnuradio-core/src/lib/runtime/gr_top_block.i
index 024582a301..1612ddf8c5 100644
--- a/gnuradio-core/src/lib/runtime/gr_top_block.i
+++ b/gnuradio-core/src/lib/runtime/gr_top_block.i
@@ -44,6 +44,7 @@ public:
   //void run() throw (std::runtime_error);
   void lock();
   void unlock() throw (std::runtime_error);
+  std::string edge_list();
   void dump();
 
   int max_noutput_items();
diff --git a/gnuradio-core/src/lib/runtime/gr_top_block_impl.cc b/gnuradio-core/src/lib/runtime/gr_top_block_impl.cc
index 7a8e359bf1..b6d427ce27 100644
--- a/gnuradio-core/src/lib/runtime/gr_top_block_impl.cc
+++ b/gnuradio-core/src/lib/runtime/gr_top_block_impl.cc
@@ -182,6 +182,15 @@ gr_top_block_impl::restart()
   d_state = RUNNING;
 }
 
+std::string
+gr_top_block_impl::edge_list()
+{
+  if(d_ffg)
+    return d_ffg->edge_list();
+  else
+    return "";
+}
+
 void
 gr_top_block_impl::dump()
 {
diff --git a/gnuradio-core/src/lib/runtime/gr_top_block_impl.h b/gnuradio-core/src/lib/runtime/gr_top_block_impl.h
index c49bdabff6..3e4da332ae 100644
--- a/gnuradio-core/src/lib/runtime/gr_top_block_impl.h
+++ b/gnuradio-core/src/lib/runtime/gr_top_block_impl.h
@@ -56,6 +56,9 @@ public:
   // Unlock the top block at end of reconfiguration
   void unlock();
 
+  // Return a string list of edges
+  std::string edge_list();
+
   // Dump the flowgraph to stdout
   void dump();
author	Tom Rondeau <trondeau@vt.edu>	2013-02-22 16:11:33 -0500
committer	Tom Rondeau <trondeau@vt.edu>	2013-02-22 16:11:33 -0500
commit	a55dfd53d9b6a05016425448a1379fb599d3f0df (patch)
tree	3a325719fe6d880f9f2c731dfcedcefff2619b54 /gnuradio-core/src/lib
parent	ff512cc1877adfa854ade0371726a136493d8dbb (diff)