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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 MOJO_EDK_SYSTEM_SIMPLE_DISPATCHER_H_ | 5 #ifndef MOJO_EDK_SYSTEM_SIMPLE_DISPATCHER_H_ |
6 #define MOJO_EDK_SYSTEM_SIMPLE_DISPATCHER_H_ | 6 #define MOJO_EDK_SYSTEM_SIMPLE_DISPATCHER_H_ |
7 | 7 |
8 #include <list> | 8 #include <list> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
| 11 #include "mojo/edk/system/awakable_list.h" |
11 #include "mojo/edk/system/dispatcher.h" | 12 #include "mojo/edk/system/dispatcher.h" |
12 #include "mojo/edk/system/system_impl_export.h" | 13 #include "mojo/edk/system/system_impl_export.h" |
13 #include "mojo/edk/system/waiter_list.h" | |
14 | 14 |
15 namespace mojo { | 15 namespace mojo { |
16 namespace system { | 16 namespace system { |
17 | 17 |
18 // A base class for simple dispatchers. "Simple" means that there's a one-to-one | 18 // A base class for simple dispatchers. "Simple" means that there's a one-to-one |
19 // correspondence between handles and dispatchers (see the explanatory comment | 19 // correspondence between handles and dispatchers (see the explanatory comment |
20 // in core.cc). This class implements the standard waiter-signalling mechanism | 20 // in core.cc). This class implements the standard waiter-signalling mechanism |
21 // in that case. | 21 // in that case. |
22 class MOJO_SYSTEM_IMPL_EXPORT SimpleDispatcher : public Dispatcher { | 22 class MOJO_SYSTEM_IMPL_EXPORT SimpleDispatcher : public Dispatcher { |
23 protected: | 23 protected: |
24 SimpleDispatcher(); | 24 SimpleDispatcher(); |
25 ~SimpleDispatcher() override; | 25 ~SimpleDispatcher() override; |
26 | 26 |
27 // To be called by subclasses when the state changes (so | 27 // To be called by subclasses when the state changes (so |
28 // |GetHandleSignalsStateImplNoLock()| should be checked again). Must be | 28 // |GetHandleSignalsStateImplNoLock()| should be checked again). Must be |
29 // called under lock. | 29 // called under lock. |
30 void HandleSignalsStateChangedNoLock(); | 30 void HandleSignalsStateChangedNoLock(); |
31 | 31 |
32 // |Dispatcher| protected methods: | 32 // |Dispatcher| protected methods: |
33 void CancelAllWaitersNoLock() override; | 33 void CancelAllAwakablesNoLock() override; |
34 MojoResult AddWaiterImplNoLock(Waiter* waiter, | 34 MojoResult AddAwakableImplNoLock(Awakable* awakable, |
35 MojoHandleSignals signals, | 35 MojoHandleSignals signals, |
36 uint32_t context, | 36 uint32_t context, |
37 HandleSignalsState* signals_state) override; | 37 HandleSignalsState* signals_state) override; |
38 void RemoveWaiterImplNoLock(Waiter* waiter, | 38 void RemoveAwakableImplNoLock(Awakable* awakable, |
39 HandleSignalsState* signals_state) override; | 39 HandleSignalsState* signals_state) override; |
40 | 40 |
41 private: | 41 private: |
42 // Protected by |lock()|: | 42 // Protected by |lock()|: |
43 WaiterList waiter_list_; | 43 AwakableList awakable_list_; |
44 | 44 |
45 DISALLOW_COPY_AND_ASSIGN(SimpleDispatcher); | 45 DISALLOW_COPY_AND_ASSIGN(SimpleDispatcher); |
46 }; | 46 }; |
47 | 47 |
48 } // namespace system | 48 } // namespace system |
49 } // namespace mojo | 49 } // namespace mojo |
50 | 50 |
51 #endif // MOJO_EDK_SYSTEM_SIMPLE_DISPATCHER_H_ | 51 #endif // MOJO_EDK_SYSTEM_SIMPLE_DISPATCHER_H_ |
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