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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 IPC_IPC_MESSAGE_H_ | 5 #ifndef IPC_IPC_MESSAGE_H_ |
6 #define IPC_IPC_MESSAGE_H_ | 6 #define IPC_IPC_MESSAGE_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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215 header()->flags); | 215 header()->flags); |
216 } | 216 } |
217 // Called to trace when message is received. | 217 // Called to trace when message is received. |
218 void TraceMessageEnd() { | 218 void TraceMessageEnd() { |
219 TRACE_EVENT_FLOW_END0(TRACE_DISABLED_BY_DEFAULT("ipc.flow"), "IPC", | 219 TRACE_EVENT_FLOW_END0(TRACE_DISABLED_BY_DEFAULT("ipc.flow"), "IPC", |
220 header()->flags); | 220 header()->flags); |
221 } | 221 } |
222 | 222 |
223 protected: | 223 protected: |
224 friend class Channel; | 224 friend class Channel; |
| 225 friend class ChannelNacl; |
| 226 friend class ChannelPosix; |
| 227 friend class ChannelWin; |
225 friend class MessageReplyDeserializer; | 228 friend class MessageReplyDeserializer; |
226 friend class SyncMessage; | 229 friend class SyncMessage; |
227 | 230 |
228 #pragma pack(push, 4) | 231 #pragma pack(push, 4) |
229 struct Header : Pickle::Header { | 232 struct Header : Pickle::Header { |
230 int32 routing; // ID of the view that this message is destined for | 233 int32 routing; // ID of the view that this message is destined for |
231 uint32 type; // specifies the user-defined message type | 234 uint32 type; // specifies the user-defined message type |
232 uint32 flags; // specifies control flags for the message | 235 uint32 flags; // specifies control flags for the message |
233 #if defined(OS_POSIX) | 236 #if defined(OS_POSIX) |
234 uint16 num_fds; // the number of descriptors included with this message | 237 uint16 num_fds; // the number of descriptors included with this message |
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283 MSG_ROUTING_NONE = -2, | 286 MSG_ROUTING_NONE = -2, |
284 | 287 |
285 // indicates a general message not sent to a particular tab. | 288 // indicates a general message not sent to a particular tab. |
286 MSG_ROUTING_CONTROL = kint32max, | 289 MSG_ROUTING_CONTROL = kint32max, |
287 }; | 290 }; |
288 | 291 |
289 #define IPC_REPLY_ID 0xFFFFFFF0 // Special message id for replies | 292 #define IPC_REPLY_ID 0xFFFFFFF0 // Special message id for replies |
290 #define IPC_LOGGING_ID 0xFFFFFFF1 // Special message id for logging | 293 #define IPC_LOGGING_ID 0xFFFFFFF1 // Special message id for logging |
291 | 294 |
292 #endif // IPC_IPC_MESSAGE_H_ | 295 #endif // IPC_IPC_MESSAGE_H_ |
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