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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef BLIMP_NET_BLIMP_MESSAGE_CHECKPOINT_OBSERVER_H_ | 5 #ifndef BLIMP_NET_BLIMP_MESSAGE_CHECKPOINT_OBSERVER_H_ |
| 6 #define BLIMP_NET_BLIMP_MESSAGE_CHECKPOINT_OBSERVER_H_ | 6 #define BLIMP_NET_BLIMP_MESSAGE_CHECKPOINT_OBSERVER_H_ |
| 7 | 7 |
| 8 #include "base/basictypes.h" | 8 #include <stdint.h> |
| 9 | 9 |
| 10 namespace blimp { | 10 namespace blimp { |
| 11 | 11 |
| 12 // Allows objects to subscribe to message acknowledgment checkpoints. | 12 // Allows objects to subscribe to message acknowledgment checkpoints. |
| 13 class BlimpMessageCheckpointObserver { | 13 class BlimpMessageCheckpointObserver { |
| 14 public: | 14 public: |
| 15 virtual ~BlimpMessageCheckpointObserver() {} | 15 virtual ~BlimpMessageCheckpointObserver() {} |
| 16 | 16 |
| 17 // Invoked when the remote end has positively acknowledged the receipt of all | 17 // Invoked when the remote end has positively acknowledged the receipt of all |
| 18 // messages with ID <= |message_id|. | 18 // messages with ID <= |message_id|. |
| 19 virtual void OnMessageCheckpoint(int64 message_id) = 0; | 19 virtual void OnMessageCheckpoint(int64_t message_id) = 0; |
| 20 }; | 20 }; |
| 21 | 21 |
| 22 } // namespace blimp | 22 } // namespace blimp |
| 23 | 23 |
| 24 #endif // BLIMP_NET_BLIMP_MESSAGE_CHECKPOINT_OBSERVER_H_ | 24 #endif // BLIMP_NET_BLIMP_MESSAGE_CHECKPOINT_OBSERVER_H_ |
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