Finished DNS-SD server. Finished Privet-specified DNS-SD server.

cloud_print/gcp20/prototype/gcp20_device.cc

Index: cloud_print/gcp20/prototype/gcp20_device.cc
diff --git a/cloud_print/gcp20/prototype/gcp20_device.cc b/cloud_print/gcp20/prototype/gcp20_device.cc
index f210063a7baab93a729d4ef4317f771c5843ff7c..719850d7e27b51d0df6a9fc4ec56b5a8ac7f9d22 100644
--- a/cloud_print/gcp20/prototype/gcp20_device.cc
+++ b/cloud_print/gcp20/prototype/gcp20_device.cc
@@ -2,12 +2,39 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include <stdio.h>
+#include <signal.h>
 
+#include "base/at_exit.h"
 #include "base/command_line.h"
 #include "base/logging.h"
+#include "base/message_loop.h"
+#include "base/run_loop.h"
 #include "base/threading/platform_thread.h"
-#include "cloud_print/gcp20/prototype/dns_sd_server.h"
+#include "base/time.h"
+#include "cloud_print/gcp20/prototype/printer.h"
+
+namespace {
+
+Printer printer;
+base::AtExitManager at_exit;
+
+void StopPrinter() {
+  printer.Stop();
+}
+
+void StartPrinter() {
+  bool success = printer.Start();
+  DCHECK(success);
+
+  at_exit.RegisterTask(base::Bind(&StopPrinter));
+}
+
+void OnAbort(int val) {
+  StopPrinter();
+  base::MessageLoop::current()->Quit();
+}
+
+}  // namespace
 
 int main(int argc, char* argv[]) {
   CommandLine::Init(argc, argv);
@@ -18,11 +45,12 @@ int main(int argc, char* argv[]) {
                        logging::APPEND_TO_OLD_LOG_FILE,
                        logging::DISABLE_DCHECK_FOR_NON_OFFICIAL_RELEASE_BUILDS);
 
-  DnsSdServer dns_sd_server;
-  dns_sd_server.Start();
-  base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(2));
-  dns_sd_server.Shutdown();
+  signal(SIGINT, OnAbort);  // Handle Ctrl+C signal.
+
+  base::MessageLoop loop(base::MessageLoop::TYPE_IO);
+  base::MessageLoop::current()->PostTask(FROM_HERE, base::Bind(&StartPrinter));
+  base::RunLoop runner;
+  runner.Run();
 
   return 0;
 }
-