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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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_PORTS_NODE_DELEGATE_H_ | 5 #ifndef MOJO_EDK_SYSTEM_PORTS_NODE_DELEGATE_H_ |
6 #define MOJO_EDK_SYSTEM_PORTS_NODE_DELEGATE_H_ | 6 #define MOJO_EDK_SYSTEM_PORTS_NODE_DELEGATE_H_ |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 | 9 |
10 #include "mojo/edk/system/ports/message.h" | 10 #include "mojo/edk/system/ports/message.h" |
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25 // Allocate a message, including a header that can be used by the Node | 25 // Allocate a message, including a header that can be used by the Node |
26 // implementation. |num_header_bytes| will be aligned. The newly allocated | 26 // implementation. |num_header_bytes| will be aligned. The newly allocated |
27 // memory need not be zero-filled. | 27 // memory need not be zero-filled. |
28 virtual void AllocMessage(size_t num_header_bytes, | 28 virtual void AllocMessage(size_t num_header_bytes, |
29 ScopedMessage* message) = 0; | 29 ScopedMessage* message) = 0; |
30 | 30 |
31 // Forward a message asynchronously to the specified node. This method MUST | 31 // Forward a message asynchronously to the specified node. This method MUST |
32 // NOT synchronously call any methods on Node. | 32 // NOT synchronously call any methods on Node. |
33 virtual void ForwardMessage(const NodeName& node, ScopedMessage message) = 0; | 33 virtual void ForwardMessage(const NodeName& node, ScopedMessage message) = 0; |
34 | 34 |
| 35 // Broadcast a message to all nodes. |
| 36 virtual void BroadcastMessage(ScopedMessage message) = 0; |
| 37 |
35 // Indicates that the port's status has changed recently. Use Node::GetStatus | 38 // Indicates that the port's status has changed recently. Use Node::GetStatus |
36 // to query the latest status of the port. Note, this event could be spurious | 39 // to query the latest status of the port. Note, this event could be spurious |
37 // if another thread is simultaneously modifying the status of the port. | 40 // if another thread is simultaneously modifying the status of the port. |
38 virtual void PortStatusChanged(const PortRef& port_ref) = 0; | 41 virtual void PortStatusChanged(const PortRef& port_ref) = 0; |
39 }; | 42 }; |
40 | 43 |
41 } // namespace ports | 44 } // namespace ports |
42 } // namespace edk | 45 } // namespace edk |
43 } // namespace mojo | 46 } // namespace mojo |
44 | 47 |
45 #endif // MOJO_EDK_SYSTEM_PORTS_NODE_DELEGATE_H_ | 48 #endif // MOJO_EDK_SYSTEM_PORTS_NODE_DELEGATE_H_ |
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