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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_SYSTEM_MESSAGE_PIPE_H_ | 5 #ifndef MOJO_SYSTEM_MESSAGE_PIPE_H_ |
6 #define MOJO_SYSTEM_MESSAGE_PIPE_H_ | 6 #define MOJO_SYSTEM_MESSAGE_PIPE_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <vector> | 10 #include <vector> |
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88 // This is called by the dispatcher to convert a local endpoint to a proxy | 88 // This is called by the dispatcher to convert a local endpoint to a proxy |
89 // endpoint. | 89 // endpoint. |
90 scoped_refptr<ChannelEndpoint> ConvertLocalToProxy(unsigned port); | 90 scoped_refptr<ChannelEndpoint> ConvertLocalToProxy(unsigned port); |
91 | 91 |
92 // This is used by |Channel| to enqueue messages (typically to a | 92 // This is used by |Channel| to enqueue messages (typically to a |
93 // |LocalMessagePipeEndpoint|). Unlike |WriteMessage()|, |port| is the | 93 // |LocalMessagePipeEndpoint|). Unlike |WriteMessage()|, |port| is the |
94 // *destination* port. | 94 // *destination* port. |
95 MojoResult EnqueueMessage(unsigned port, | 95 MojoResult EnqueueMessage(unsigned port, |
96 scoped_ptr<MessageInTransit> message); | 96 scoped_ptr<MessageInTransit> message); |
97 | 97 |
98 // This is used by |Channel|. TODO(vtl): Rename it (and have the | |
99 // |ChannelEndpoint| call it instead). | |
100 void OnRemove(unsigned port); | |
101 | |
102 private: | 98 private: |
103 MessagePipe(); | 99 MessagePipe(); |
104 | 100 |
105 friend class base::RefCountedThreadSafe<MessagePipe>; | 101 friend class base::RefCountedThreadSafe<MessagePipe>; |
106 virtual ~MessagePipe(); | 102 virtual ~MessagePipe(); |
107 | 103 |
108 // This is used internally by |WriteMessage()| and by |EnqueueMessage()|. | 104 // This is used internally by |WriteMessage()| and by |EnqueueMessage()|. |
109 // |transports| may be non-null only if it's nonempty and |message| has no | 105 // |transports| may be non-null only if it's nonempty and |message| has no |
110 // dispatchers attached. | 106 // dispatchers attached. |
111 MojoResult EnqueueMessageInternal( | 107 MojoResult EnqueueMessageInternal( |
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127 base::Lock lock_; // Protects the following members. | 123 base::Lock lock_; // Protects the following members. |
128 scoped_ptr<MessagePipeEndpoint> endpoints_[2]; | 124 scoped_ptr<MessagePipeEndpoint> endpoints_[2]; |
129 | 125 |
130 DISALLOW_COPY_AND_ASSIGN(MessagePipe); | 126 DISALLOW_COPY_AND_ASSIGN(MessagePipe); |
131 }; | 127 }; |
132 | 128 |
133 } // namespace system | 129 } // namespace system |
134 } // namespace mojo | 130 } // namespace mojo |
135 | 131 |
136 #endif // MOJO_SYSTEM_MESSAGE_PIPE_H_ | 132 #endif // MOJO_SYSTEM_MESSAGE_PIPE_H_ |
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