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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_POSIX_H_ | 5 #ifndef CHROME_COMMON_SERVICE_PROCESS_UTIL_POSIX_H_ |
6 #define CHROME_COMMON_SERVICE_PROCESS_UTIL_POSIX_H_ | 6 #define CHROME_COMMON_SERVICE_PROCESS_UTIL_POSIX_H_ |
7 | 7 |
8 #include "service_process_util.h" | 8 #include "service_process_util.h" |
9 | 9 |
10 #include <signal.h> | 10 #include <signal.h> |
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24 | 24 |
25 class CommandLine; | 25 class CommandLine; |
26 CFDictionaryRef CreateServiceProcessLaunchdPlist(CommandLine* cmd_line, | 26 CFDictionaryRef CreateServiceProcessLaunchdPlist(CommandLine* cmd_line, |
27 bool for_auto_launch); | 27 bool for_auto_launch); |
28 #endif // OS_MACOSX | 28 #endif // OS_MACOSX |
29 | 29 |
30 namespace base { | 30 namespace base { |
31 class WaitableEvent; | 31 class WaitableEvent; |
32 } | 32 } |
33 | 33 |
34 // Watches for |kShutDownMessage| to be written to the file descriptor it is | 34 // Watches for |kTerminateMessage| to be written to the file descriptor it is |
35 // watching. When it reads |kShutDownMessage|, it performs |shutdown_task_|. | 35 // watching. When it reads |kTerminateMessage|, it performs |terminate_task_|. |
36 // Used here to monitor the socket listening to g_signal_socket. | 36 // Used here to monitor the socket listening to g_signal_socket. |
37 class ServiceProcessShutdownMonitor | 37 class ServiceProcessTerminateMonitor |
38 : public MessageLoopForIO::Watcher { | 38 : public MessageLoopForIO::Watcher { |
39 public: | 39 public: |
40 | 40 |
41 enum { | 41 enum { |
42 kShutDownMessage = 0xdecea5e | 42 kTerminateMessage = 0xdecea5e |
43 }; | 43 }; |
44 | 44 |
45 explicit ServiceProcessShutdownMonitor(Task* shutdown_task); | 45 explicit ServiceProcessTerminateMonitor(Task* terminate_task); |
46 virtual ~ServiceProcessShutdownMonitor(); | 46 virtual ~ServiceProcessTerminateMonitor(); |
47 | 47 |
48 // MessageLoopForIO::Watcher overrides | 48 // MessageLoopForIO::Watcher overrides |
49 virtual void OnFileCanReadWithoutBlocking(int fd); | 49 virtual void OnFileCanReadWithoutBlocking(int fd); |
50 virtual void OnFileCanWriteWithoutBlocking(int fd); | 50 virtual void OnFileCanWriteWithoutBlocking(int fd); |
51 | 51 |
52 private: | 52 private: |
53 scoped_ptr<Task> shutdown_task_; | 53 scoped_ptr<Task> terminate_task_; |
54 }; | 54 }; |
55 | 55 |
56 struct ServiceProcessState::StateData | 56 struct ServiceProcessState::StateData |
57 : public base::RefCountedThreadSafe<ServiceProcessState::StateData> { | 57 : public base::RefCountedThreadSafe<ServiceProcessState::StateData> { |
58 StateData(); | 58 StateData(); |
59 | 59 |
60 // WatchFileDescriptor needs to be set up by the thread that is going | 60 // WatchFileDescriptor needs to be set up by the thread that is going |
61 // to be monitoring it. | 61 // to be monitoring it. |
62 void SignalReady(base::WaitableEvent* signal, bool* success); | 62 void SignalReady(base::WaitableEvent* signal, bool* success); |
63 | 63 |
64 | 64 |
65 // TODO(jhawkins): Either make this a class or rename these public member | 65 // TODO(jhawkins): Either make this a class or rename these public member |
66 // variables to remove the trailing underscore. | 66 // variables to remove the trailing underscore. |
67 | 67 |
68 #if defined(OS_MACOSX) | 68 #if defined(OS_MACOSX) |
69 bool WatchExecutable(); | 69 bool WatchExecutable(); |
70 | 70 |
71 base::mac::ScopedCFTypeRef<CFDictionaryRef> launchd_conf_; | 71 base::mac::ScopedCFTypeRef<CFDictionaryRef> launchd_conf_; |
72 base::files::FilePathWatcher executable_watcher_; | 72 base::files::FilePathWatcher executable_watcher_; |
73 #endif // OS_MACOSX | 73 #endif // OS_MACOSX |
74 #if defined(OS_POSIX) && !defined(OS_MACOSX) | 74 #if defined(OS_POSIX) && !defined(OS_MACOSX) |
75 scoped_ptr<MultiProcessLock> initializing_lock_; | 75 scoped_ptr<MultiProcessLock> initializing_lock_; |
76 scoped_ptr<MultiProcessLock> running_lock_; | 76 scoped_ptr<MultiProcessLock> running_lock_; |
77 #endif | 77 #endif |
78 scoped_ptr<ServiceProcessShutdownMonitor> shut_down_monitor_; | 78 scoped_ptr<ServiceProcessTerminateMonitor> terminate_monitor_; |
79 MessageLoopForIO::FileDescriptorWatcher watcher_; | 79 MessageLoopForIO::FileDescriptorWatcher watcher_; |
80 int sockets_[2]; | 80 int sockets_[2]; |
81 struct sigaction old_action_; | 81 struct sigaction old_action_; |
82 bool set_action_; | 82 bool set_action_; |
83 | 83 |
84 protected: | 84 protected: |
85 friend class base::RefCountedThreadSafe<ServiceProcessState::StateData>; | 85 friend class base::RefCountedThreadSafe<ServiceProcessState::StateData>; |
86 virtual ~StateData(); | 86 virtual ~StateData(); |
87 }; | 87 }; |
88 | 88 |
89 #endif // CHROME_COMMON_SERVICE_PROCESS_UTIL_POSIX_H_ | 89 #endif // CHROME_COMMON_SERVICE_PROCESS_UTIL_POSIX_H_ |
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