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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 CONTENT_BROWSER_BROWSER_CHILD_PROCESS_HOST_IMPL_H_ | 5 #ifndef CONTENT_BROWSER_BROWSER_CHILD_PROCESS_HOST_IMPL_H_ |
6 #define CONTENT_BROWSER_BROWSER_CHILD_PROCESS_HOST_IMPL_H_ | 6 #define CONTENT_BROWSER_BROWSER_CHILD_PROCESS_HOST_IMPL_H_ |
7 | 7 |
8 #include <list> | 8 #include <list> |
9 | 9 |
10 #include "base/compiler_specific.h" | 10 #include "base/compiler_specific.h" |
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38 | 38 |
39 // Terminates all child processes and deletes each BrowserChildProcessHost | 39 // Terminates all child processes and deletes each BrowserChildProcessHost |
40 // instance. | 40 // instance. |
41 static void TerminateAll(); | 41 static void TerminateAll(); |
42 | 42 |
43 // BrowserChildProcessHost implementation: | 43 // BrowserChildProcessHost implementation: |
44 virtual bool Send(IPC::Message* message) OVERRIDE; | 44 virtual bool Send(IPC::Message* message) OVERRIDE; |
45 virtual void Launch( | 45 virtual void Launch( |
46 #if defined(OS_WIN) | 46 #if defined(OS_WIN) |
47 SandboxedProcessLauncherDelegate* delegate, | 47 SandboxedProcessLauncherDelegate* delegate, |
| 48 bool launch_elevated, |
48 #elif defined(OS_POSIX) | 49 #elif defined(OS_POSIX) |
49 bool use_zygote, | 50 bool use_zygote, |
50 const base::EnvironmentMap& environ, | 51 const base::EnvironmentMap& environ, |
51 #endif | 52 #endif |
52 CommandLine* cmd_line) OVERRIDE; | 53 CommandLine* cmd_line) OVERRIDE; |
53 virtual const ChildProcessData& GetData() const OVERRIDE; | 54 virtual const ChildProcessData& GetData() const OVERRIDE; |
54 virtual ChildProcessHost* GetHost() const OVERRIDE; | 55 virtual ChildProcessHost* GetHost() const OVERRIDE; |
55 virtual base::TerminationStatus GetTerminationStatus( | 56 virtual base::TerminationStatus GetTerminationStatus( |
56 bool known_dead, int* exit_code) OVERRIDE; | 57 bool known_dead, int* exit_code) OVERRIDE; |
57 virtual void SetNaClDebugStubPort(int port) OVERRIDE; | 58 virtual void SetNaClDebugStubPort(int port) OVERRIDE; |
58 virtual void SetName(const base::string16& name) OVERRIDE; | 59 virtual void SetName(const base::string16& name) OVERRIDE; |
59 virtual void SetHandle(base::ProcessHandle handle) OVERRIDE; | 60 virtual void SetHandle(base::ProcessHandle handle) OVERRIDE; |
60 | 61 |
61 // Returns the handle of the child process. This can be called only after | 62 // ChildProcessHostDelegate implementation: |
62 // OnProcessLaunched is called or it will be invalid and may crash. | 63 virtual bool CanShutdown() OVERRIDE; |
63 base::ProcessHandle GetHandle() const; | 64 virtual void OnChildDisconnected() OVERRIDE; |
| 65 virtual base::ProcessHandle GetHandle() const OVERRIDE; |
| 66 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; |
| 67 virtual void OnChannelConnected(int32 peer_pid) OVERRIDE; |
| 68 virtual void OnChannelError() OVERRIDE; |
64 | 69 |
65 // Removes this host from the host list. Calls ChildProcessHost::ForceShutdown | 70 // Removes this host from the host list. Calls ChildProcessHost::ForceShutdown |
66 void ForceShutdown(); | 71 void ForceShutdown(); |
67 | 72 |
68 // Callers can reduce the BrowserChildProcess' priority. | 73 // Callers can reduce the BrowserChildProcess' priority. |
69 void SetBackgrounded(bool backgrounded); | 74 void SetBackgrounded(bool backgrounded); |
70 | 75 |
71 // Controls whether the child process should be terminated on browser | 76 // Controls whether the child process should be terminated on browser |
72 // shutdown. Default is to always terminate. | 77 // shutdown. Default is to always terminate. |
73 void SetTerminateChildOnShutdown(bool terminate_on_shutdown); | 78 void SetTerminateChildOnShutdown(bool terminate_on_shutdown); |
74 | 79 |
75 // Adds an IPC message filter. | 80 // Adds an IPC message filter. |
76 void AddFilter(BrowserMessageFilter* filter); | 81 void AddFilter(BrowserMessageFilter* filter); |
77 | 82 |
78 // Called when an instance of a particular child is created in a page. | 83 // Called when an instance of a particular child is created in a page. |
79 static void NotifyProcessInstanceCreated(const ChildProcessData& data); | 84 static void NotifyProcessInstanceCreated(const ChildProcessData& data); |
80 | 85 |
81 BrowserChildProcessHostDelegate* delegate() const { return delegate_; } | 86 BrowserChildProcessHostDelegate* delegate() const { return delegate_; } |
82 | 87 |
83 typedef std::list<BrowserChildProcessHostImpl*> BrowserChildProcessList; | 88 typedef std::list<BrowserChildProcessHostImpl*> BrowserChildProcessList; |
84 private: | 89 private: |
85 friend class BrowserChildProcessHostIterator; | 90 friend class BrowserChildProcessHostIterator; |
86 friend class BrowserChildProcessObserver; | 91 friend class BrowserChildProcessObserver; |
87 | 92 |
88 static BrowserChildProcessList* GetIterator(); | 93 static BrowserChildProcessList* GetIterator(); |
89 | 94 |
90 static void AddObserver(BrowserChildProcessObserver* observer); | 95 static void AddObserver(BrowserChildProcessObserver* observer); |
91 static void RemoveObserver(BrowserChildProcessObserver* observer); | 96 static void RemoveObserver(BrowserChildProcessObserver* observer); |
92 | 97 |
93 // ChildProcessHostDelegate implementation: | |
94 virtual bool CanShutdown() OVERRIDE; | |
95 virtual void OnChildDisconnected() OVERRIDE; | |
96 virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE; | |
97 virtual void OnChannelConnected(int32 peer_pid) OVERRIDE; | |
98 virtual void OnChannelError() OVERRIDE; | |
99 | |
100 // ChildProcessLauncher::Client implementation. | 98 // ChildProcessLauncher::Client implementation. |
101 virtual void OnProcessLaunched() OVERRIDE; | 99 virtual void OnProcessLaunched() OVERRIDE; |
| 100 virtual void OnProcessLaunchFailed() OVERRIDE; |
102 | 101 |
103 #if defined(OS_WIN) | 102 #if defined(OS_WIN) |
104 void DeleteProcessWaitableEvent(base::WaitableEvent* event); | 103 void DeleteProcessWaitableEvent(base::WaitableEvent* event); |
105 void OnProcessExitedEarly(base::WaitableEvent* event); | 104 void OnProcessExitedEarly(base::WaitableEvent* event); |
106 #endif | 105 #endif |
107 | 106 |
108 ChildProcessData data_; | 107 ChildProcessData data_; |
109 BrowserChildProcessHostDelegate* delegate_; | 108 BrowserChildProcessHostDelegate* delegate_; |
110 scoped_ptr<ChildProcessHost> child_process_host_; | 109 scoped_ptr<ChildProcessHost> child_process_host_; |
111 | 110 |
112 scoped_ptr<ChildProcessLauncher> child_process_; | 111 scoped_ptr<ChildProcessLauncher> child_process_; |
113 | 112 |
114 PowerMonitorMessageBroadcaster power_monitor_message_broadcaster_; | 113 PowerMonitorMessageBroadcaster power_monitor_message_broadcaster_; |
115 | 114 |
116 #if defined(OS_WIN) | 115 #if defined(OS_WIN) |
117 // Watches to see if the child process exits before the IPC channel has | 116 // Watches to see if the child process exits before the IPC channel has |
118 // been connected. Thereafter, its exit is determined by an error on the | 117 // been connected. Thereafter, its exit is determined by an error on the |
119 // IPC channel. | 118 // IPC channel. |
120 base::WaitableEventWatcher early_exit_watcher_; | 119 base::WaitableEventWatcher early_exit_watcher_; |
121 #endif | 120 #endif |
122 }; | 121 }; |
123 | 122 |
124 } // namespace content | 123 } // namespace content |
125 | 124 |
126 #endif // CONTENT_BROWSER_BROWSER_CHILD_PROCESS_HOST_IMPL_H_ | 125 #endif // CONTENT_BROWSER_BROWSER_CHILD_PROCESS_HOST_IMPL_H_ |
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