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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 CHROME_COMMON_SERVICE_PROCESS_UTIL_H_ | 5 #ifndef CHROME_COMMON_SERVICE_PROCESS_UTIL_H_ |
6 #define CHROME_COMMON_SERVICE_PROCESS_UTIL_H_ | 6 #define CHROME_COMMON_SERVICE_PROCESS_UTIL_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 #include <string> | 9 #include <string> |
10 | 10 |
11 #include "base/callback_forward.h" | 11 #include "base/callback_forward.h" |
12 #include "base/memory/ref_counted.h" | |
13 #include "base/memory/shared_memory.h" | 12 #include "base/memory/shared_memory.h" |
14 #include "base/process/process.h" | 13 #include "base/process/process.h" |
15 #include "base/single_thread_task_runner.h" | |
16 #include "build/build_config.h" | 14 #include "build/build_config.h" |
17 #include "mojo/edk/embedder/named_platform_handle.h" | 15 #include "mojo/edk/embedder/named_platform_handle.h" |
18 #include "mojo/edk/embedder/scoped_platform_handle.h" | 16 #include "mojo/edk/embedder/scoped_platform_handle.h" |
19 | 17 |
20 class MultiProcessLock; | 18 class MultiProcessLock; |
21 | 19 |
22 #if defined(OS_MACOSX) | 20 #if defined(OS_MACOSX) |
23 #ifdef __OBJC__ | 21 #ifdef __OBJC__ |
24 @class NSString; | 22 @class NSString; |
25 #else | 23 #else |
26 class NSString; | 24 class NSString; |
27 #endif | 25 #endif |
28 #endif | 26 #endif |
29 | 27 |
30 namespace base { | 28 namespace base { |
31 class CommandLine; | 29 class CommandLine; |
| 30 class SingleThreadTaskRunner; |
32 } | 31 } |
33 | 32 |
34 // Return the IPC channel to connect to the service process. | 33 // Return the IPC channel to connect to the service process. |
35 mojo::edk::NamedPlatformHandle GetServiceProcessChannel(); | 34 mojo::edk::NamedPlatformHandle GetServiceProcessChannel(); |
36 | 35 |
37 // Return a name that is scoped to this instance of the service process. We | 36 // Return a name that is scoped to this instance of the service process. We |
38 // use the user-data-dir as a scoping prefix. | 37 // use the user-data-dir as a scoping prefix. |
39 std::string GetServiceProcessScopedName(const std::string& append_str); | 38 std::string GetServiceProcessScopedName(const std::string& append_str); |
40 | 39 |
41 #if !defined(OS_MACOSX) | 40 #if !defined(OS_MACOSX) |
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85 // Tries to become the sole service process for the current user data dir. | 84 // Tries to become the sole service process for the current user data dir. |
86 // Returns false if another service process is already running. | 85 // Returns false if another service process is already running. |
87 bool Initialize(); | 86 bool Initialize(); |
88 | 87 |
89 // Signal that the service process is ready. | 88 // Signal that the service process is ready. |
90 // This method is called when the service process is running and initialized. | 89 // This method is called when the service process is running and initialized. |
91 // |terminate_task| is invoked when we get a terminate request from another | 90 // |terminate_task| is invoked when we get a terminate request from another |
92 // process (in the same thread that called SignalReady). It can be NULL. | 91 // process (in the same thread that called SignalReady). It can be NULL. |
93 // |task_runner| must be of type IO and is the loop that POSIX uses | 92 // |task_runner| must be of type IO and is the loop that POSIX uses |
94 // to monitor the service process. | 93 // to monitor the service process. |
95 bool SignalReady(scoped_refptr<base::SingleThreadTaskRunner> task_runner, | 94 bool SignalReady(base::SingleThreadTaskRunner* task_runner, |
96 const base::Closure& terminate_task); | 95 const base::Closure& terminate_task); |
97 | 96 |
98 // Signal that the service process is stopped. | 97 // Signal that the service process is stopped. |
99 void SignalStopped(); | 98 void SignalStopped(); |
100 | 99 |
101 // Register the service process to run on startup. | 100 // Register the service process to run on startup. |
102 bool AddToAutoRun(); | 101 bool AddToAutoRun(); |
103 | 102 |
104 // Unregister the service process to run on startup. | 103 // Unregister the service process to run on startup. |
105 bool RemoveFromAutoRun(); | 104 bool RemoveFromAutoRun(); |
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133 | 132 |
134 // An opaque object that maintains state. The actual definition of this is | 133 // An opaque object that maintains state. The actual definition of this is |
135 // platform dependent. | 134 // platform dependent. |
136 struct StateData; | 135 struct StateData; |
137 StateData* state_; | 136 StateData* state_; |
138 std::unique_ptr<base::SharedMemory> shared_mem_service_data_; | 137 std::unique_ptr<base::SharedMemory> shared_mem_service_data_; |
139 std::unique_ptr<base::CommandLine> autorun_command_line_; | 138 std::unique_ptr<base::CommandLine> autorun_command_line_; |
140 }; | 139 }; |
141 | 140 |
142 #endif // CHROME_COMMON_SERVICE_PROCESS_UTIL_H_ | 141 #endif // CHROME_COMMON_SERVICE_PROCESS_UTIL_H_ |
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