Multi-step authentication support in JingleSession.

remoting/protocol/authenticator.cc

Index: remoting/protocol/authenticator.cc
diff --git a/remoting/protocol/authenticator.cc b/remoting/protocol/authenticator.cc
new file mode 100644
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+++ b/remoting/protocol/authenticator.cc
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+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "remoting/protocol/authenticator.h"
+
+#include "remoting/base/constants.h"
+#include "third_party/libjingle/source/talk/xmllite/xmlelement.h"
+
+namespace remoting {
+namespace protocol {
+
+namespace {
+const buzz::StaticQName kAuthenticationQName = { kChromotingXmlNamespace,
+                                                 "authentication" };
+}  // namespace
+
+// static
+bool Authenticator::IsAuthenticatorMessage(const buzz::XmlElement* message) {
+  return message->Name() == kAuthenticationQName;
+}
+
+// static
+buzz::XmlElement* Authenticator::CreateEmptyAuthenticatorMessage() {
+  return new buzz::XmlElement(kAuthenticationQName);
+}
+
+// static
+const buzz::XmlElement* Authenticator::FindAuthenticatorMessage(
+    const buzz::XmlElement* message) {
+  return message->FirstNamed(kAuthenticationQName);
+}
+
+}  // namespace protocol
+}  // namespace remoting