initial code repo

[stor4nfv.git] / src / ceph / src / msg / simple / PipeConnection.cc

diff --git a/src/ceph/src/msg/simple/PipeConnection.cc b/src/ceph/src/msg/simple/PipeConnection.cc
new file mode 100644 (file)
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+++ b/src/ceph/src/msg/simple/PipeConnection.cc
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#include "msg/Message.h"
+#include "Pipe.h"
+#include "SimpleMessenger.h"
+#include "PipeConnection.h"
+
+PipeConnection::~PipeConnection()
+{
+  if (pipe) {
+    pipe->put();
+    pipe = NULL;
+  }
+}
+
+Pipe* PipeConnection::get_pipe()
+{
+  Mutex::Locker l(lock);
+  if (pipe)
+    return pipe->get();
+  return NULL;
+}
+
+bool PipeConnection::try_get_pipe(Pipe **p)
+{
+  Mutex::Locker l(lock);
+  if (failed) {
+    *p = NULL;
+  } else {
+    if (pipe)
+      *p = pipe->get();
+    else
+      *p = NULL;
+  }
+  return !failed;
+}
+
+bool PipeConnection::clear_pipe(Pipe *old_p)
+{
+  Mutex::Locker l(lock);
+  if (old_p == pipe) {
+    pipe->put();
+    pipe = NULL;
+    failed = true;
+    return true;
+  }
+  return false;
+}
+
+void PipeConnection::reset_pipe(Pipe *p)
+{
+  Mutex::Locker l(lock);
+  if (pipe)
+    pipe->put();
+  pipe = p->get();
+}
+
+bool PipeConnection::is_connected()
+{
+  return static_cast<SimpleMessenger*>(msgr)->is_connected(this);
+}
+
+int PipeConnection::send_message(Message *m)
+{
+  assert(msgr);
+  return static_cast<SimpleMessenger*>(msgr)->send_message(m, this);
+}
+
+void PipeConnection::send_keepalive()
+{
+  static_cast<SimpleMessenger*>(msgr)->send_keepalive(this);
+}
+
+void PipeConnection::mark_down()
+{
+  if (msgr)
+    static_cast<SimpleMessenger*>(msgr)->mark_down(this);
+}
+
+void PipeConnection::mark_disposable()
+{
+  if (msgr)
+    static_cast<SimpleMessenger*>(msgr)->mark_disposable(this);
+}