In-browser DNS-based service discovery system

chrome/browser/local_discovery/service_discovery_client.cc

Index: chrome/browser/local_discovery/service_discovery_client.cc
diff --git a/chrome/browser/local_discovery/service_discovery_client.cc b/chrome/browser/local_discovery/service_discovery_client.cc
new file mode 100644
index 0000000000000000000000000000000000000000..081df8fafa83f22dcedfa29736d5d29a5bf410b8
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+++ b/chrome/browser/local_discovery/service_discovery_client.cc
@@ -0,0 +1,43 @@
+// Copyright (c) 2013 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 "chrome/browser/local_discovery/service_discovery_client.h"
+
+#include "chrome/browser/local_discovery/service_discovery_client_impl.h"
+
+namespace local_discovery {
+static ServiceDiscoveryClient* g_instance = NULL;
+
+ServiceDescription::ServiceDescription() {
+}
+
+ServiceDescription::~ServiceDescription() {
+}
+
+std::string ServiceDescription::instance_name() const {
+  // TODO(noamsml): Once we have escaping working, get this to
+  // parse escaped domains.
+  size_t first_period = service_name.find_first_of('.');
+  return service_name.substr(0, first_period);
+}
+
+std::string ServiceDescription::service_type() const {
+  // TODO(noamsml): Once we have escaping working, get this to
+  // parse escaped domains.
+  size_t first_period = service_name.find_first_of('.');
+  if (first_period == std::string::npos)
+    return "";
+  return service_name.substr(first_period+1);
+}
+
+
+ServiceDiscoveryClient* ServiceDiscoveryClient::GetInstance() {
+  return g_instance ? g_instance : ServiceDiscoveryClientImpl::GetInstance();
+}
+
+void ServiceDiscoveryClient::SetInstance(ServiceDiscoveryClient* instance) {
+  g_instance = instance;
+}
+
+}  // namespace local_discovery