pipes added

1 files changed, 112 insertions, 0 deletions

diff --git a/src/pipe.cpp b/src/pipe.cpp
new file mode 100644
index 0000000..5016631
--- /dev/null
+++ b/src/pipe.cpp
@@ -0,0 +1,112 @@
+/*
+    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 <pthread.h>
+
+#include "pipe.hpp"
+
+zmq::reader_t::reader_t (object_t *parent_, pipe_t *pipe_,
+      uint64_t hwm_, uint64_t lwm_) :
+    object_t (parent_),
+    pipe (pipe_),
+    peer (&pipe_->writer),
+    hwm (hwm_),
+    lwm (lwm_),
+    index (-1),
+    endpoint (NULL)
+{
+}
+
+zmq::reader_t::~reader_t ()
+{
+}
+
+bool zmq::reader_t::read (zmq_msg_t *msg_)
+{
+    return pipe->read (msg_);
+
+    //  TODO: Adjust the size of the pipe.
+}
+
+void zmq::reader_t::set_endpoint (i_endpoint *endpoint_)
+{
+    endpoint = endpoint_;
+}
+
+void zmq::reader_t::set_index (int index_)
+{
+    index = index_;
+}
+
+int zmq::reader_t::get_index ()
+{
+    return index;
+}
+
+void zmq::reader_t::process_revive ()
+{
+    endpoint->revive (this);
+}
+
+zmq::writer_t::writer_t (object_t *parent_, pipe_t *pipe_,
+      uint64_t hwm_, uint64_t lwm_) :
+    object_t (parent_),
+    pipe (pipe_),
+    peer (&pipe_->reader),
+    hwm (hwm_),
+    lwm (lwm_)
+{
+}
+
+zmq::writer_t::~writer_t ()
+{
+}
+
+bool zmq::writer_t::check_write (uint64_t size_)
+{
+    //  TODO: Check whether hwm is exceeded.
+
+    return true;
+}
+
+bool zmq::writer_t::write (struct zmq_msg_t *msg_)
+{
+    pipe->write (*msg_);
+    return true;
+
+    //  TODO: Adjust size of the pipe.
+}
+
+void zmq::writer_t::flush ()
+{
+    if (!pipe->flush ())
+        send_revive (peer);
+}
+
+zmq::pipe_t::pipe_t (object_t *reader_parent_, object_t *writer_parent_,
+      uint64_t hwm_, uint64_t lwm_) :
+    reader (reader_parent_, this, hwm_, lwm_),
+    writer (writer_parent_, this, hwm_, lwm_)
+{
+}
+
+zmq::pipe_t::~pipe_t ()
+{
+}
+