1 files changed, 95 insertions, 0 deletions
diff --git a/chromium/google_apis/gcm/engine/checkin_request.h b/chromium/google_apis/gcm/engine/checkin_request.h
new file mode 100644
index 00000000000..ae4a7d43897
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+++ b/chromium/google_apis/gcm/engine/checkin_request.h
@@ -0,0 +1,95 @@
+// Copyright 2014 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.
+
+#ifndef GOOGLE_APIS_GCM_ENGINE_CHECKIN_REQUEST_H_
+#define GOOGLE_APIS_GCM_ENGINE_CHECKIN_REQUEST_H_
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/callback.h"
+#include "base/memory/weak_ptr.h"
+#include "base/time/time.h"
+#include "google_apis/gcm/base/gcm_export.h"
+#include "google_apis/gcm/protocol/android_checkin.pb.h"
+#include "google_apis/gcm/protocol/checkin.pb.h"
+#include "net/base/backoff_entry.h"
+#include "net/url_request/url_fetcher_delegate.h"
+#include "url/gurl.h"
+
+namespace net {
+class URLRequestContextGetter;
+}
+
+namespace gcm {
+
+class GCMStatsRecorder;
+
+// Enables making check-in requests with the GCM infrastructure. When called
+// with android_id and security_token both set to 0 it is an initial check-in
+// used to obtain credentials. These should be persisted and used for subsequent
+// check-ins.
+class GCM_EXPORT CheckinRequest : public net::URLFetcherDelegate {
+ public:
+  // A callback function for the checkin request, accepting |checkin_response|
+  // protobuf.
+  typedef base::Callback<void(const checkin_proto::AndroidCheckinResponse&
+                                  checkin_response)> CheckinRequestCallback;
+
+  // Checkin request details.
+  struct GCM_EXPORT RequestInfo {
+    RequestInfo(uint64 android_id,
+                uint64 security_token,
+                const std::string& settings_digest,
+                const checkin_proto::ChromeBuildProto& chrome_build_proto);
+    ~RequestInfo();
+
+    // Android ID of the device.
+    uint64 android_id;
+    // Security token of the device.
+    uint64 security_token;
+    // Digest of GServices settings on the device.
+    std::string settings_digest;
+    // Information of the Chrome build of this device.
+    checkin_proto::ChromeBuildProto chrome_build_proto;
+  };
+
+  CheckinRequest(const GURL& checkin_url,
+                 const RequestInfo& request_info,
+                 const net::BackoffEntry::Policy& backoff_policy,
+                 const CheckinRequestCallback& callback,
+                 net::URLRequestContextGetter* request_context_getter,
+                 GCMStatsRecorder* recorder);
+  virtual ~CheckinRequest();
+
+  void Start();
+
+  // URLFetcherDelegate implementation.
+  virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE;
+
+ private:
+  // Schedules a retry attempt, informs the backoff of a previous request's
+  // failure when |update_backoff| is true.
+  void RetryWithBackoff(bool update_backoff);
+
+  net::URLRequestContextGetter* request_context_getter_;
+  CheckinRequestCallback callback_;
+
+  net::BackoffEntry backoff_entry_;
+  GURL checkin_url_;
+  scoped_ptr<net::URLFetcher> url_fetcher_;
+  const RequestInfo request_info_;
+  base::TimeTicks request_start_time_;
+
+  // Recorder that records GCM activities for debugging purpose. Not owned.
+  GCMStatsRecorder* recorder_;
+
+  base::WeakPtrFactory<CheckinRequest> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(CheckinRequest);
+};
+
+}  // namespace gcm
+
+#endif  // GOOGLE_APIS_GCM_ENGINE_CHECKIN_REQUEST_H_