summaryrefslogtreecommitdiff
path: root/src/session_stub.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/session_stub.cpp')
-rw-r--r--src/session_stub.cpp110
1 files changed, 110 insertions, 0 deletions
diff --git a/src/session_stub.cpp b/src/session_stub.cpp
new file mode 100644
index 0000000..3bebcb0
--- /dev/null
+++ b/src/session_stub.cpp
@@ -0,0 +1,110 @@
+/*
+ Copyright (c) 2007-2009 FastMQ Inc.
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <string>
+
+#include "../include/zs.h"
+
+#include "session_stub.hpp"
+#include "i_engine.hpp"
+#include "listener.hpp"
+#include "err.hpp"
+
+zs::session_stub_t::session_stub_t (listener_t *listener_) :
+ state (reading_identity),
+ engine (NULL),
+ listener (listener_),
+ index (-1)
+{
+}
+
+void zs::session_stub_t::terminate ()
+{
+ if (engine)
+ engine->terminate ();
+ delete this;
+}
+
+void zs::session_stub_t::shutdown ()
+{
+ if (engine)
+ engine->shutdown ();
+ delete this;
+}
+
+zs::session_stub_t::~session_stub_t ()
+{
+}
+
+void zs::session_stub_t::set_engine (i_engine *engine_)
+{
+ zs_assert (!engine_ || !engine);
+ engine = engine_;
+}
+
+bool zs::session_stub_t::read (struct zs_msg *msg_)
+{
+ // No messages are sent to the connecting peer.
+ return false;
+}
+
+bool zs::session_stub_t::write (struct zs_msg *msg_)
+{
+ // The first message arrived is the connection identity.
+ if (state == reading_identity) {
+ identity = std::string ((const char*) zs_msg_data (msg_),
+ zs_msg_size (msg_));
+ state = has_identity;
+ return true;
+ }
+
+ // We are not interested in any subsequent messages.
+ return false;
+}
+
+void zs::session_stub_t::flush ()
+{
+ // We have the identity. At this point we can find the correct session and
+ // attach it to the connection.
+ if (state == has_identity) {
+
+ // At this point the stub will be deleted. Return immediately without
+ // touching 'this' pointer.
+ listener->got_identity (this, identity.c_str ());
+ return;
+ }
+}
+
+zs::i_engine *zs::session_stub_t::detach_engine ()
+{
+ // Ask engine to unregister from the poller.
+ i_engine *e = engine;
+ engine->detach ();
+ return e;
+}
+
+void zs::session_stub_t::set_index (int index_)
+{
+ index = index_;
+}
+
+int zs::session_stub_t::get_index ()
+{
+ return index;
+}