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| 1 // Copyright (c) 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef NET_QUIC_QUIC_ALARM_FACTORY_H_ |
| 6 #define NET_QUIC_QUIC_ALARM_FACTORY_H_ |
| 7 |
| 8 #include "net/base/net_export.h" |
| 9 #include "net/quic/quic_alarm.h" |
| 10 #include "net/quic/quic_one_block_arena.h" |
| 11 |
| 12 namespace net { |
| 13 |
| 14 // QuicConnections currently use around 1KB of polymorphic types which would |
| 15 // ordinarily be on the heap. Instead, store them inline in an arena. |
| 16 using QuicConnectionArena = QuicOneBlockArena<1024>; |
| 17 |
| 18 // Creates platform-specific alarms used throughout QUIC. |
| 19 class NET_EXPORT_PRIVATE QuicAlarmFactory { |
| 20 public: |
| 21 virtual ~QuicAlarmFactory() {} |
| 22 |
| 23 // Creates a new platform-specific alarm which will be configured to notify |
| 24 // |delegate| when the alarm fires. Returns an alarm allocated on the heap. |
| 25 // Caller takes ownership of the new alarm, which will not yet be "set" to |
| 26 // fire. |
| 27 virtual QuicAlarm* CreateAlarm(QuicAlarm::Delegate* delegate) = 0; |
| 28 |
| 29 // Creates a new platform-specific alarm which will be configured to notify |
| 30 // |delegate| when the alarm fires. Caller takes ownership of the new alarm, |
| 31 // which will not yet be "set" to fire. If |arena| is null, then the alarm |
| 32 // will be created on the heap. Otherwise, it will be created in |arena|. |
| 33 virtual QuicArenaScopedPtr<QuicAlarm> CreateAlarm( |
| 34 QuicArenaScopedPtr<QuicAlarm::Delegate> delegate, |
| 35 QuicConnectionArena* arena) = 0; |
| 36 }; |
| 37 |
| 38 } // namespace net |
| 39 |
| 40 #endif // NET_QUIC_QUIC_ALARM_FACTORY_H_ |
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