initial version of req/rep sockets

1 files changed, 79 insertions, 0 deletions

diff --git a/src/rep.hpp b/src/rep.hpp
new file mode 100644
index 0000000..6e55f47
--- /dev/null
+++ b/src/rep.hpp
@@ -0,0 +1,79 @@
+/*
+    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 __ZMQ_REP_INCLUDED__
+#define __ZMQ_REP_INCLUDED__
+
+#include "socket_base.hpp"
+#include "yarray.hpp"
+
+namespace zmq
+{
+
+    class rep_t : public socket_base_t
+    {
+    public:
+
+        rep_t (class app_thread_t *parent_);
+        ~rep_t ();
+
+        //  Overloads of functions from socket_base_t.
+        bool xrequires_in ();
+        bool xrequires_out ();
+        void xattach_pipes (class reader_t *inpipe_, class writer_t *outpipe_);
+        void xdetach_inpipe (class reader_t *pipe_);
+        void xdetach_outpipe (class writer_t *pipe_);
+        void xkill (class reader_t *pipe_);
+        void xrevive (class reader_t *pipe_);
+        int xsetsockopt (int option_, const void *optval_, size_t optvallen_);
+        int xsend (struct zmq_msg_t *msg_, int flags_);
+        int xflush ();
+        int xrecv (struct zmq_msg_t *msg_, int flags_);
+
+    private:
+
+        //  List in outbound and inbound pipes. Note that the two lists are
+        //  always in sync. I.e. outpipe with index N communicates with the
+        //  same session as inpipe with index N.
+        typedef yarray_t <class writer_t> out_pipes_t;
+        out_pipes_t out_pipes;
+        typedef yarray_t <class reader_t> in_pipes_t;
+        in_pipes_t in_pipes;
+
+        //  Number of active inpipes. All the active inpipes are located at the
+        //  beginning of the in_pipes array.
+        in_pipes_t::size_type active;
+
+        //  Index of the next inbound pipe to read a request from.
+        in_pipes_t::size_type current;
+
+        //  If true, request was already received and reply wasn't sent yet.
+        bool waiting_for_reply;
+
+        //  Pipe we are going to send reply to.
+        class writer_t *reply_pipe;
+
+        rep_t (const rep_t&);
+        void operator = (const rep_t&);
+
+    };
+
+}
+
+#endif