Adds trunk/talk folder of revision 359 from libjingles google code to
trunk/talk


git-svn-id: http://webrtc.googlecode.com/svn/trunk@4318 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/talk/xmpp/moduleimpl.cc b/talk/xmpp/moduleimpl.cc
new file mode 100644
index 0000000..b23ca29
--- /dev/null
+++ b/talk/xmpp/moduleimpl.cc
@@ -0,0 +1,65 @@
+/*
+ * libjingle
+ * Copyright 2004--2005, Google Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *  1. Redistributions of source code must retain the above copyright notice, 
+ *     this list of conditions and the following disclaimer.
+ *  2. Redistributions in binary form must reproduce the above copyright notice,
+ *     this list of conditions and the following disclaimer in the documentation
+ *     and/or other materials provided with the distribution.
+ *  3. The name of the author may not be used to endorse or promote products 
+ *     derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "talk/base/common.h"
+#include "talk/xmpp/moduleimpl.h"
+
+namespace buzz {
+
+XmppModuleImpl::XmppModuleImpl() :
+  engine_(NULL),
+  stanza_handler_(this) {
+}
+
+XmppModuleImpl::~XmppModuleImpl()
+{
+  if (engine_ != NULL) {
+    engine_->RemoveStanzaHandler(&stanza_handler_);
+    engine_ = NULL;
+  }
+}
+
+XmppReturnStatus
+XmppModuleImpl::RegisterEngine(XmppEngine* engine)
+{
+  if (NULL == engine || NULL != engine_)
+    return XMPP_RETURN_BADARGUMENT;
+
+  engine->AddStanzaHandler(&stanza_handler_);
+  engine_ = engine;
+
+  return XMPP_RETURN_OK;
+}
+
+XmppEngine*
+XmppModuleImpl::engine() {
+  ASSERT(NULL != engine_);
+  return engine_;
+}
+
+}
+