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| 1 // Copyright (c) 2015 The Chromium Authors. All rights reserved. | 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 | 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 NET_QUIC_CORE_QUIC_ALARM_FACTORY_H_ | 5 #ifndef NET_QUIC_CORE_QUIC_ALARM_FACTORY_H_ |
| 6 #define NET_QUIC_CORE_QUIC_ALARM_FACTORY_H_ | 6 #define NET_QUIC_CORE_QUIC_ALARM_FACTORY_H_ |
| 7 | 7 |
| 8 #include "net/base/net_export.h" | |
| 9 #include "net/quic/core/quic_alarm.h" | 8 #include "net/quic/core/quic_alarm.h" |
| 10 #include "net/quic/core/quic_one_block_arena.h" | 9 #include "net/quic/core/quic_one_block_arena.h" |
| 10 #include "net/quic/platform/api/quic_export.h" |
| 11 | 11 |
| 12 namespace net { | 12 namespace net { |
| 13 | 13 |
| 14 // QuicConnections currently use around 1KB of polymorphic types which would | 14 // QuicConnections currently use around 1KB of polymorphic types which would |
| 15 // ordinarily be on the heap. Instead, store them inline in an arena. | 15 // ordinarily be on the heap. Instead, store them inline in an arena. |
| 16 using QuicConnectionArena = QuicOneBlockArena<1024>; | 16 using QuicConnectionArena = QuicOneBlockArena<1024>; |
| 17 | 17 |
| 18 // Creates platform-specific alarms used throughout QUIC. | 18 // Creates platform-specific alarms used throughout QUIC. |
| 19 class NET_EXPORT_PRIVATE QuicAlarmFactory { | 19 class QUIC_EXPORT_PRIVATE QuicAlarmFactory { |
| 20 public: | 20 public: |
| 21 virtual ~QuicAlarmFactory() {} | 21 virtual ~QuicAlarmFactory() {} |
| 22 | 22 |
| 23 // Creates a new platform-specific alarm which will be configured to notify | 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. | 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 | 25 // Caller takes ownership of the new alarm, which will not yet be "set" to |
| 26 // fire. | 26 // fire. |
| 27 virtual QuicAlarm* CreateAlarm(QuicAlarm::Delegate* delegate) = 0; | 27 virtual QuicAlarm* CreateAlarm(QuicAlarm::Delegate* delegate) = 0; |
| 28 | 28 |
| 29 // Creates a new platform-specific alarm which will be configured to notify | 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, | 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 | 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|. | 32 // will be created on the heap. Otherwise, it will be created in |arena|. |
| 33 virtual QuicArenaScopedPtr<QuicAlarm> CreateAlarm( | 33 virtual QuicArenaScopedPtr<QuicAlarm> CreateAlarm( |
| 34 QuicArenaScopedPtr<QuicAlarm::Delegate> delegate, | 34 QuicArenaScopedPtr<QuicAlarm::Delegate> delegate, |
| 35 QuicConnectionArena* arena) = 0; | 35 QuicConnectionArena* arena) = 0; |
| 36 }; | 36 }; |
| 37 | 37 |
| 38 } // namespace net | 38 } // namespace net |
| 39 | 39 |
| 40 #endif // NET_QUIC_CORE_QUIC_ALARM_FACTORY_H_ | 40 #endif // NET_QUIC_CORE_QUIC_ALARM_FACTORY_H_ |
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