From 4ed70a930202b103e7e80b8dc925e0aaa4622595 Mon Sep 17 00:00:00 2001
From: Martin Sustrik <sustrik@fastmq.commkdir>
Date: Wed, 29 Jul 2009 12:07:54 +0200
Subject: initial commit

---
 src/socket_base.hpp | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 src/socket_base.hpp

(limited to 'src/socket_base.hpp')

diff --git a/src/socket_base.hpp b/src/socket_base.hpp
new file mode 100644
index 0000000..ed0272a
--- /dev/null
+++ b/src/socket_base.hpp
@@ -0,0 +1,96 @@
+/*
+    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/>.
+*/
+
+#ifndef __ZS_SOCKET_BASE_HPP_INCLUDED__
+#define __ZS_SOCKET_BASE_HPP_INCLUDED__
+
+#include <vector>
+
+#include "i_engine.hpp"
+#include "i_api.hpp"
+#include "object.hpp"
+
+namespace zs
+{
+
+    class socket_base_t : public object_t, public i_engine, public i_api
+    {
+    public:
+
+        //  TODO: Possibly, session can be attached to the engine using
+        //  attach function.
+        socket_base_t (class app_thread_t *thread_, class session_t *session_);
+
+        //  i_engine interface implementation.
+        void attach (struct i_poller *poller_, struct i_session *session_);
+        void detach ();
+        void revive ();
+        void schedule_terminate ();
+        void terminate ();
+        void shutdown ();
+
+        // i_api interface implementation.
+        int bind (const char *addr_, struct zs_opts *opts_);
+        int connect (const char *addr_, struct zs_opts *opts_);
+        int subscribe (const char *criteria_);
+        int send (struct zs_msg *msg_, int flags_);
+        int flush ();
+        int recv (struct zs_msg *msg_, int flags_);
+        int close ();
+
+    protected:
+
+        //  Clean-up. The function has to be protected rather than private,
+        //  otherwise auto-generated destructor in derived classes
+        //  cannot be compiled. It has to be virtual so that socket_base_t's
+        //  terminate & shutdown functions deallocate correct type of object.
+        virtual ~socket_base_t ();
+
+        //  By default, socket is able to pass messages in both inward and
+        //  outward directions. By calling these functions, particular
+        //  socket type is able to eliminate one direction.
+        void disable_in ();
+        void disable_out ();
+
+    private:
+
+        //  Pointer to the application thread the socket belongs to.
+        class app_thread_t *thread;
+
+        //  Pointer to the associated session object.
+        class session_t *session;
+
+        //  List of I/O object created via this socket. These have to be shut
+        //  down when the socket is closed.
+        typedef std::vector <class io_object_t*> io_objects_t;
+        io_objects_t io_objects;
+
+        //  If true, socket creates inbound pipe when binding to an engine.
+        bool has_in;
+
+        //  If true, socket creates outbound pipe when binding to an engine.
+        bool has_out;
+
+        socket_base_t (const socket_base_t&);
+        void operator = (const socket_base_t&);
+    };
+
+}
+
+#endif
-- 
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