diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/session.cpp | 40 | ||||
| -rw-r--r-- | src/session.hpp | 3 |
2 files changed, 27 insertions, 16 deletions
diff --git a/src/session.cpp b/src/session.cpp index c926e63..76e782b 100644 --- a/src/session.cpp +++ b/src/session.cpp @@ -36,6 +36,7 @@ zmq::session_t::session_t (class io_thread_t *io_thread_, engine (NULL), socket (socket_), io_thread (io_thread_), + pipes_attached (false), delimiter_processed (false), force_terminate (false), state (active) @@ -125,6 +126,9 @@ void zmq::session_t::clean_pipes () void zmq::session_t::attach_pipes (class reader_t *inpipe_, class writer_t *outpipe_, const blob_t &peer_identity_) { + zmq_assert (!pipes_attached); + pipes_attached = true; + if (inpipe_) { zmq_assert (!in_pipe); in_pipe = inpipe_; @@ -218,24 +222,28 @@ void zmq::session_t::process_attach (i_engine *engine_, // Check whether the required pipes already exist. If not so, we'll // create them and bind them to the socket object. - reader_t *socket_reader = NULL; - writer_t *socket_writer = NULL; + if (!pipes_attached) { + zmq_assert (!in_pipe && !out_pipe); + pipes_attached = true; + reader_t *socket_reader = NULL; + writer_t *socket_writer = NULL; + + // Create the pipes, as required. + if (options.requires_in) { + create_pipe (socket, this, options.hwm, options.swap, &socket_reader, + &out_pipe); + out_pipe->set_event_sink (this); + } + if (options.requires_out) { + create_pipe (this, socket, options.hwm, options.swap, &in_pipe, + &socket_writer); + in_pipe->set_event_sink (this); + } - // Create the pipes, if required. - if (options.requires_in && !out_pipe) { - create_pipe (socket, this, options.hwm, options.swap, &socket_reader, - &out_pipe); - out_pipe->set_event_sink (this); + // Bind the pipes to the socket object. + if (socket_reader || socket_writer) + send_bind (socket, socket_reader, socket_writer, peer_identity_); } - if (options.requires_out && !in_pipe) { - create_pipe (this, socket, options.hwm, options.swap, &in_pipe, - &socket_writer); - in_pipe->set_event_sink (this); - } - - // Bind the pipes to the socket object. - if (socket_reader || socket_writer) - send_bind (socket, socket_reader, socket_writer, peer_identity_); // Plug in the engine. zmq_assert (!engine); diff --git a/src/session.hpp b/src/session.hpp index d4b6ad9..7e528de 100644 --- a/src/session.hpp +++ b/src/session.hpp @@ -117,6 +117,9 @@ namespace zmq // the engines into the same thread. class io_thread_t *io_thread; + // If true, pipes were already attached to this session. + bool pipes_attached; + // If true, delimiter was already read from the inbound pipe. bool delimiter_processed; |