Rename engine's methods to improve code readability

src/i_engine.hpp

@@ -41,11 +41,11 @@ namespace zmq
 
         //  This method is called by the session to signalise that more
         //  messages can be written to the pipe.
-        virtual void activate_in () = 0;
+        virtual void restart_input () = 0;
 
         //  This method is called by the session to signalise that there
         //  are messages to send available.
-        virtual void activate_out () = 0;
+        virtual void restart_output () = 0;
 
         virtual void zap_msg_available () = 0;
     };

src/pgm_receiver.cpp

@@ -102,12 +102,12 @@ void zmq::pgm_receiver_t::terminate ()
     delete this;
 }
 
-void zmq::pgm_receiver_t::activate_out ()
+void zmq::pgm_receiver_t::restart_output ()
 {
     drop_subscriptions ();
 }
 
-void zmq::pgm_receiver_t::activate_in ()
+void zmq::pgm_receiver_t::restart_input ()
 {
     zmq_assert (session != NULL);
     zmq_assert (active_tsi != NULL);

src/pgm_receiver.hpp

@@ -57,8 +57,8 @@ namespace zmq
         void plug (zmq::io_thread_t *io_thread_,
             zmq::session_base_t *session_);
         void terminate ();
-        void activate_in ();
+        void restart_input ();
-        void activate_out ();
+        void restart_output ();
         void zap_msg_available () {}
 
         //  i_poll_events interface implementation.

src/pgm_sender.cpp

@@ -119,13 +119,13 @@ void zmq::pgm_sender_t::terminate ()
     delete this;
 }
 
-void zmq::pgm_sender_t::activate_out ()
+void zmq::pgm_sender_t::restart_output ()
 {
     set_pollout (handle);
     out_event ();
 }
 
-void zmq::pgm_sender_t::activate_in ()
+void zmq::pgm_sender_t::restart_input ()
 {
     zmq_assert (false);
 }

src/pgm_sender.hpp

@@ -56,8 +56,8 @@ namespace zmq
         void plug (zmq::io_thread_t *io_thread_,
             zmq::session_base_t *session_);
         void terminate ();
-        void activate_in ();
+        void restart_input ();
-        void activate_out ();
+        void restart_output ();
         void zap_msg_available () {}
 
         //  i_poll_events interface implementation.

src/session_base.cpp

@@ -243,7 +243,7 @@ void zmq::session_base_t::read_activated (pipe_t *pipe_)
     }
 
     if (likely (pipe_ == pipe))
-        engine->activate_out ();
+        engine->restart_output ();
     else
         engine->zap_msg_available ();
 }
@@ -257,7 +257,7 @@ void zmq::session_base_t::write_activated (pipe_t *pipe_)
     }
 
     if (engine)
-        engine->activate_in ();
+        engine->restart_input ();
 }
 
 void zmq::session_base_t::hiccuped (pipe_t *)

src/stream_engine.cpp

@@ -74,8 +74,8 @@ zmq::stream_engine_t::stream_engine_t (fd_t fd_, const options_t &options_,
     io_error (false),
     subscription_required (false),
     mechanism (NULL),
-    input_paused (false),
+    input_stopped (false),
-    output_paused (false),
+    output_stopped (false),
     socket (NULL)
 {
     int rc = tx_msg.init ();
@@ -204,7 +204,7 @@ void zmq::stream_engine_t::in_event ()
     zmq_assert (decoder);
 
     //  If there has been an I/O error, stop polling.
-    if (input_paused) {
+    if (input_stopped) {
         rm_fd (handle);
         io_error = true;
         return;
@@ -252,7 +252,7 @@ void zmq::stream_engine_t::in_event ()
             error ();
             return;
         }
-        input_paused = true;
+        input_stopped = true;
         reset_pollin (handle);
     }
 
@@ -291,7 +291,7 @@ void zmq::stream_engine_t::out_event ()
 
         //  If there is no data to send, stop polling for output.
         if (outsize == 0) {
-            output_paused = true;
+            output_stopped = true;
             reset_pollout (handle);
             return;
         }
@@ -328,14 +328,14 @@ void zmq::stream_engine_t::out_event ()
             terminate ();
 }
 
-void zmq::stream_engine_t::activate_out ()
+void zmq::stream_engine_t::restart_output ()
 {
     if (unlikely (io_error))
         return;
 
-    if (likely (output_paused)) {
+    if (likely (output_stopped)) {
         set_pollout (handle);
-        output_paused = false;
+        output_stopped = false;
     }
 
     //  Speculative write: The assumption is that at the moment new message
@@ -345,9 +345,9 @@ void zmq::stream_engine_t::activate_out ()
     out_event ();
 }
 
-void zmq::stream_engine_t::activate_in ()
+void zmq::stream_engine_t::restart_input ()
 {
-    zmq_assert (input_paused);
+    zmq_assert (input_stopped);
     zmq_assert (session != NULL);
     zmq_assert (decoder != NULL);
 
@@ -379,7 +379,7 @@ void zmq::stream_engine_t::activate_in ()
     if (rc == -1 || io_error)
         error ();
     else {
-        input_paused = false;
+        input_stopped = false;
         set_pollin (handle);
         session->flush ();
 
@@ -614,8 +614,8 @@ int zmq::stream_engine_t::process_handshake_command (msg_t *msg_)
     if (rc == 0) {
         if (mechanism->is_handshake_complete ())
             mechanism_ready ();
-        if (output_paused)
+        if (output_stopped)
-            activate_out ();
+            restart_output ();
     }
 
     return rc;
@@ -630,10 +630,10 @@ void zmq::stream_engine_t::zap_msg_available ()
         error ();
         return;
     }
-    if (input_paused)
+    if (input_stopped)
-        activate_in ();
+        restart_input ();
-    if (output_paused)
+    if (output_stopped)
-        activate_out ();
+        restart_output ();
 }
 
 void zmq::stream_engine_t::mechanism_ready ()

src/stream_engine.hpp

@@ -60,8 +60,8 @@ namespace zmq
         void plug (zmq::io_thread_t *io_thread_,
            zmq::session_base_t *session_);
         void terminate ();
-        void activate_in ();
+        void restart_input ();
-        void activate_out ();
+        void restart_output ();
         void zap_msg_available ();
 
         //  i_poll_events interface implementation.
@@ -179,10 +179,10 @@ namespace zmq
         mechanism_t *mechanism;
 
         //  True iff the engine couldn't consume the last decoded message.
-        bool input_paused;
+        bool input_stopped;
 
         //  True iff the engine doesn't have any message to encode.
-        bool output_paused;
+        bool output_stopped;
 
         // Socket
         zmq::socket_base_t *socket;